#include "vim.h"
static int path_is_url(char_u *p);
static void cmd_with_count(char *cmd, char_u *bufp, size_t bufsize, long Prenum);
static void win_init(win_T *newp, win_T *oldp, int flags);
static void win_init_some(win_T *newp, win_T *oldp);
static void frame_comp_pos(frame_T *topfrp, int *row, int *col);
static void frame_setheight(frame_T *curfrp, int height);
static void frame_setwidth(frame_T *curfrp, int width);
static void win_exchange(long);
static void win_rotate(int, int);
static void win_totop(int size, int flags);
static void win_equal_rec(win_T *next_curwin, int current, frame_T *topfr, int dir, int col, int row, int width, int height);
static int last_window(void);
static int close_last_window_tabpage(win_T *win, int free_buf, tabpage_T *prev_curtab);
static win_T *win_free_mem(win_T *win, int *dirp, tabpage_T *tp);
static frame_T *win_altframe(win_T *win, tabpage_T *tp);
static tabpage_T *alt_tabpage(void);
static win_T *frame2win(frame_T *frp);
static int frame_has_win(frame_T *frp, win_T *wp);
static void frame_new_height(frame_T *topfrp, int height, int topfirst, int wfh);
static int frame_fixed_height(frame_T *frp);
static int frame_fixed_width(frame_T *frp);
static void frame_add_statusline(frame_T *frp);
static void frame_new_width(frame_T *topfrp, int width, int leftfirst, int wfw);
static void frame_add_vsep(frame_T *frp);
static int frame_minwidth(frame_T *topfrp, win_T *next_curwin);
static void frame_fix_width(win_T *wp);
static int win_alloc_firstwin(win_T *oldwin);
static void new_frame(win_T *wp);
static tabpage_T *alloc_tabpage(void);
static int leave_tabpage(buf_T *new_curbuf, int trigger_leave_autocmds);
static void enter_tabpage(tabpage_T *tp, buf_T *old_curbuf, int trigger_enter_autocmds, int trigger_leave_autocmds);
static void frame_fix_height(win_T *wp);
static int frame_minheight(frame_T *topfrp, win_T *next_curwin);
static void win_enter_ext(win_T *wp, int undo_sync, int no_curwin, int trigger_new_autocmds, int trigger_enter_autocmds, int trigger_leave_autocmds);
static void win_free(win_T *wp, tabpage_T *tp);
static void frame_append(frame_T *after, frame_T *frp);
static void frame_insert(frame_T *before, frame_T *frp);
static void frame_remove(frame_T *frp);
static void win_goto_ver(int up, long count);
static void win_goto_hor(int left, long count);
static void frame_add_height(frame_T *frp, int n);
static void last_status_rec(frame_T *fr, int statusline);
static void make_snapshot_rec(frame_T *fr, frame_T **frp);
static void clear_snapshot(tabpage_T *tp, int idx);
static void clear_snapshot_rec(frame_T *fr);
static int check_snapshot_rec(frame_T *sn, frame_T *fr);
static win_T *restore_snapshot_rec(frame_T *sn, frame_T *fr);
static int frame_check_height(frame_T *topfrp, int height);
static int frame_check_width(frame_T *topfrp, int width);
static win_T *win_alloc(win_T *after, int hidden);
#define URL_SLASH 1
#define URL_BACKSLASH 2
#define NOWIN (win_T *)-1
#define ROWS_AVAIL (Rows - p_ch - tabline_height())
static char *m_onlyone = N_("Already only one window");
void
do_window(
int nchar,
long Prenum,
int xchar)
{
long Prenum1;
win_T *wp;
#if defined(FEAT_SEARCHPATH) || defined(FEAT_FIND_ID)
char_u *ptr;
linenr_T lnum = -1;
#endif
#ifdef FEAT_FIND_ID
int type = FIND_DEFINE;
int len;
#endif
char_u cbuf[40];
if (Prenum == 0)
Prenum1 = 1;
else
Prenum1 = Prenum;
#ifdef FEAT_CMDWIN
# define CHECK_CMDWIN if (cmdwin_type != 0) { EMSG(_(e_cmdwin)); break; }
#else
# define CHECK_CMDWIN
#endif
switch (nchar)
{
case 'S':
case Ctrl_S:
case 's':
CHECK_CMDWIN
reset_VIsual_and_resel();
#ifdef FEAT_QUICKFIX
if (bt_quickfix(curbuf))
goto newwindow;
#endif
#ifdef FEAT_GUI
need_mouse_correct = TRUE;
#endif
(void)win_split((int)Prenum, 0);
break;
case Ctrl_V:
case 'v':
CHECK_CMDWIN
reset_VIsual_and_resel();
#ifdef FEAT_QUICKFIX
if (bt_quickfix(curbuf))
goto newwindow;
#endif
#ifdef FEAT_GUI
need_mouse_correct = TRUE;
#endif
(void)win_split((int)Prenum, WSP_VERT);
break;
case Ctrl_HAT:
case '^':
CHECK_CMDWIN
reset_VIsual_and_resel();
cmd_with_count("split #", cbuf, sizeof(cbuf), Prenum);
do_cmdline_cmd(cbuf);
break;
case Ctrl_N:
case 'n':
CHECK_CMDWIN
reset_VIsual_and_resel();
#ifdef FEAT_QUICKFIX
newwindow:
#endif
if (Prenum)
vim_snprintf((char *)cbuf, sizeof(cbuf) - 5, "%ld", Prenum);
else
cbuf[0] = NUL;
#if defined(FEAT_QUICKFIX)
if (nchar == 'v' || nchar == Ctrl_V)
STRCAT(cbuf, "v");
#endif
STRCAT(cbuf, "new");
do_cmdline_cmd(cbuf);
break;
case Ctrl_Q:
case 'q':
reset_VIsual_and_resel();
cmd_with_count("quit", cbuf, sizeof(cbuf), Prenum);
do_cmdline_cmd(cbuf);
break;
case Ctrl_C:
case 'c':
reset_VIsual_and_resel();
cmd_with_count("close", cbuf, sizeof(cbuf), Prenum);
do_cmdline_cmd(cbuf);
break;
#if defined(FEAT_QUICKFIX)
case Ctrl_Z:
case 'z':
CHECK_CMDWIN
reset_VIsual_and_resel();
do_cmdline_cmd((char_u *)"pclose");
break;
case 'P':
FOR_ALL_WINDOWS(wp)
if (wp->w_p_pvw)
break;
if (wp == NULL)
EMSG(_("E441: There is no preview window"));
else
win_goto(wp);
break;
#endif
case Ctrl_O:
case 'o':
CHECK_CMDWIN
reset_VIsual_and_resel();
cmd_with_count("only", cbuf, sizeof(cbuf), Prenum);
do_cmdline_cmd(cbuf);
break;
case Ctrl_W:
case 'w':
case 'W':
CHECK_CMDWIN
if (ONE_WINDOW && Prenum != 1)
beep_flush();
else
{
if (Prenum)
{
for (wp = firstwin; --Prenum > 0; )
{
if (wp->w_next == NULL)
break;
else
wp = wp->w_next;
}
}
else
{
if (nchar == 'W')
{
wp = curwin->w_prev;
if (wp == NULL)
wp = lastwin;
}
else
{
wp = curwin->w_next;
if (wp == NULL)
wp = firstwin;
}
}
win_goto(wp);
}
break;
case 'j':
case K_DOWN:
case Ctrl_J:
CHECK_CMDWIN
win_goto_ver(FALSE, Prenum1);
break;
case 'k':
case K_UP:
case Ctrl_K:
CHECK_CMDWIN
win_goto_ver(TRUE, Prenum1);
break;
case 'h':
case K_LEFT:
case Ctrl_H:
case K_BS:
CHECK_CMDWIN
win_goto_hor(TRUE, Prenum1);
break;
case 'l':
case K_RIGHT:
case Ctrl_L:
CHECK_CMDWIN
win_goto_hor(FALSE, Prenum1);
break;
case 'T':
if (one_window())
MSG(_(m_onlyone));
else
{
tabpage_T *oldtab = curtab;
tabpage_T *newtab;
wp = curwin;
if (win_new_tabpage((int)Prenum) == OK
&& valid_tabpage(oldtab))
{
newtab = curtab;
goto_tabpage_tp(oldtab, TRUE, TRUE);
if (curwin == wp)
win_close(curwin, FALSE);
if (valid_tabpage(newtab))
goto_tabpage_tp(newtab, TRUE, TRUE);
}
}
break;
case 't':
case Ctrl_T:
win_goto(firstwin);
break;
case 'b':
case Ctrl_B:
win_goto(lastwin);
break;
case 'p':
case Ctrl_P:
if (!win_valid(prevwin))
beep_flush();
else
win_goto(prevwin);
break;
case 'x':
case Ctrl_X:
CHECK_CMDWIN
win_exchange(Prenum);
break;
case Ctrl_R:
case 'r':
CHECK_CMDWIN
reset_VIsual_and_resel();
win_rotate(FALSE, (int)Prenum1);
break;
case 'R':
CHECK_CMDWIN
reset_VIsual_and_resel();
win_rotate(TRUE, (int)Prenum1);
break;
case 'K':
case 'J':
case 'H':
case 'L':
CHECK_CMDWIN
win_totop((int)Prenum,
((nchar == 'H' || nchar == 'L') ? WSP_VERT : 0)
| ((nchar == 'H' || nchar == 'K') ? WSP_TOP : WSP_BOT));
break;
case '=':
#ifdef FEAT_GUI
need_mouse_correct = TRUE;
#endif
win_equal(NULL, FALSE, 'b');
break;
case '+':
#ifdef FEAT_GUI
need_mouse_correct = TRUE;
#endif
win_setheight(curwin->w_height + (int)Prenum1);
break;
case '-':
#ifdef FEAT_GUI
need_mouse_correct = TRUE;
#endif
win_setheight(curwin->w_height - (int)Prenum1);
break;
case Ctrl__:
case '_':
#ifdef FEAT_GUI
need_mouse_correct = TRUE;
#endif
win_setheight(Prenum ? (int)Prenum : 9999);
break;
case '>':
#ifdef FEAT_GUI
need_mouse_correct = TRUE;
#endif
win_setwidth(curwin->w_width + (int)Prenum1);
break;
case '<':
#ifdef FEAT_GUI
need_mouse_correct = TRUE;
#endif
win_setwidth(curwin->w_width - (int)Prenum1);
break;
case '|':
#ifdef FEAT_GUI
need_mouse_correct = TRUE;
#endif
win_setwidth(Prenum != 0 ? (int)Prenum : 9999);
break;
#if defined(FEAT_QUICKFIX)
case '}':
CHECK_CMDWIN
if (Prenum)
g_do_tagpreview = Prenum;
else
g_do_tagpreview = p_pvh;
#endif
case ']':
case Ctrl_RSB:
CHECK_CMDWIN
if (Prenum)
postponed_split = Prenum;
else
postponed_split = -1;
#ifdef FEAT_QUICKFIX
if (nchar != '}')
g_do_tagpreview = 0;
#endif
do_nv_ident(Ctrl_RSB, NUL);
break;
#ifdef FEAT_SEARCHPATH
case 'f':
case 'F':
case Ctrl_F:
wingotofile:
CHECK_CMDWIN
ptr = grab_file_name(Prenum1, &lnum);
if (ptr != NULL)
{
tabpage_T *oldtab = curtab;
win_T *oldwin = curwin;
# ifdef FEAT_GUI
need_mouse_correct = TRUE;
# endif
setpcmark();
if (win_split(0, 0) == OK)
{
RESET_BINDING(curwin);
if (do_ecmd(0, ptr, NULL, NULL, ECMD_LASTL,
ECMD_HIDE, NULL) == FAIL)
{
win_close(curwin, FALSE);
goto_tabpage_win(oldtab, oldwin);
}
else if (nchar == 'F' && lnum >= 0)
{
curwin->w_cursor.lnum = lnum;
check_cursor_lnum();
beginline(BL_SOL | BL_FIX);
}
}
vim_free(ptr);
}
break;
#endif
#ifdef FEAT_FIND_ID
case 'i':
case Ctrl_I:
type = FIND_ANY;
case 'd':
case Ctrl_D:
CHECK_CMDWIN
if ((len = find_ident_under_cursor(&ptr, FIND_IDENT)) == 0)
break;
find_pattern_in_path(ptr, 0, len, TRUE,
Prenum == 0 ? TRUE : FALSE, type,
Prenum1, ACTION_SPLIT, (linenr_T)1, (linenr_T)MAXLNUM);
curwin->w_set_curswant = TRUE;
break;
#endif
case K_KENTER:
case CAR:
#if defined(FEAT_QUICKFIX)
if (bt_quickfix(curbuf))
{
sprintf((char *)cbuf, "split +%ld%s",
(long)curwin->w_cursor.lnum,
(curwin->w_llist_ref == NULL) ? "cc" : "ll");
do_cmdline_cmd(cbuf);
}
#endif
break;
case 'g':
case Ctrl_G:
CHECK_CMDWIN
#ifdef USE_ON_FLY_SCROLL
dont_scroll = TRUE;
#endif
++no_mapping;
++allow_keys;
if (xchar == NUL)
xchar = plain_vgetc();
LANGMAP_ADJUST(xchar, TRUE);
--no_mapping;
--allow_keys;
#ifdef FEAT_CMDL_INFO
(void)add_to_showcmd(xchar);
#endif
switch (xchar)
{
#if defined(FEAT_QUICKFIX)
case '}':
xchar = Ctrl_RSB;
if (Prenum)
g_do_tagpreview = Prenum;
else
g_do_tagpreview = p_pvh;
#endif
case ']':
case Ctrl_RSB:
if (Prenum)
postponed_split = Prenum;
else
postponed_split = -1;
do_nv_ident('g', xchar);
break;
#ifdef FEAT_SEARCHPATH
case 'f':
case 'F':
cmdmod.tab = tabpage_index(curtab) + 1;
nchar = xchar;
goto wingotofile;
#endif
default:
beep_flush();
break;
}
break;
default: beep_flush();
break;
}
}
void
get_wincmd_addr_type(char_u *arg, exarg_T *eap)
{
switch (*arg)
{
case 'S':
case Ctrl_S:
case 's':
case Ctrl_N:
case 'n':
case 'j':
case Ctrl_J:
case 'k':
case Ctrl_K:
case 'T':
case Ctrl_R:
case 'r':
case 'R':
case 'K':
case 'J':
case '+':
case '-':
case Ctrl__:
case '_':
case '|':
case ']':
case Ctrl_RSB:
case 'g':
case Ctrl_G:
case Ctrl_V:
case 'v':
case 'h':
case Ctrl_H:
case 'l':
case Ctrl_L:
case 'H':
case 'L':
case '>':
case '<':
#if defined(FEAT_QUICKFIX)
case '}':
#endif
#ifdef FEAT_SEARCHPATH
case 'f':
case 'F':
case Ctrl_F:
#endif
#ifdef FEAT_FIND_ID
case 'i':
case Ctrl_I:
case 'd':
case Ctrl_D:
#endif
eap->addr_type = ADDR_LINES;
break;
case Ctrl_HAT:
case '^':
eap->addr_type = ADDR_BUFFERS;
break;
case Ctrl_Q:
case 'q':
case Ctrl_C:
case 'c':
case Ctrl_O:
case 'o':
case Ctrl_W:
case 'w':
case 'W':
case 'x':
case Ctrl_X:
eap->addr_type = ADDR_WINDOWS;
break;
#if defined(FEAT_QUICKFIX)
case Ctrl_Z:
case 'z':
case 'P':
#endif
case 't':
case Ctrl_T:
case 'b':
case Ctrl_B:
case 'p':
case Ctrl_P:
case '=':
case CAR:
eap->addr_type = 0;
break;
}
}
static void
cmd_with_count(
char *cmd,
char_u *bufp,
size_t bufsize,
long Prenum)
{
size_t len = STRLEN(cmd);
STRCPY(bufp, cmd);
if (Prenum > 0)
vim_snprintf((char *)bufp + len, bufsize - len, "%ld", Prenum);
}
int
win_split(int size, int flags)
{
if (may_open_tabpage() == OK)
return OK;
flags |= cmdmod.split;
if ((flags & WSP_TOP) && (flags & WSP_BOT))
{
EMSG(_("E442: Can't split topleft and botright at the same time"));
return FAIL;
}
if (flags & WSP_HELP)
make_snapshot(SNAP_HELP_IDX);
else
clear_snapshot(curtab, SNAP_HELP_IDX);
return win_split_ins(size, flags, NULL, 0);
}
int
win_split_ins(
int size,
int flags,
win_T *new_wp,
int dir)
{
win_T *wp = new_wp;
win_T *oldwin;
int new_size = size;
int i;
int need_status = 0;
int do_equal = FALSE;
int needed;
int available;
int oldwin_height = 0;
int layout;
frame_T *frp, *curfrp, *frp2, *prevfrp;
int before;
int minheight;
int wmh1;
if (flags & WSP_TOP)
oldwin = firstwin;
else if (flags & WSP_BOT)
oldwin = lastwin;
else
oldwin = curwin;
if (ONE_WINDOW && p_ls == 1 && oldwin->w_status_height == 0)
{
if (oldwin->w_height <= p_wmh && new_wp == NULL)
{
EMSG(_(e_noroom));
return FAIL;
}
need_status = STATUS_HEIGHT;
}
#ifdef FEAT_GUI
if (gui.in_use)
out_flush();
#endif
if (flags & WSP_VERT)
{
int wmw1;
int minwidth;
layout = FR_ROW;
wmw1 = (p_wmw == 0 ? 1 : p_wmw);
needed = wmw1 + 1;
if (flags & WSP_ROOM)
needed += p_wiw - wmw1;
if (flags & (WSP_BOT | WSP_TOP))
{
minwidth = frame_minwidth(topframe, NOWIN);
available = topframe->fr_width;
needed += minwidth;
}
else if (p_ea)
{
minwidth = frame_minwidth(oldwin->w_frame, NOWIN);
prevfrp = oldwin->w_frame;
for (frp = oldwin->w_frame->fr_parent; frp != NULL;
frp = frp->fr_parent)
{
if (frp->fr_layout == FR_ROW)
for (frp2 = frp->fr_child; frp2 != NULL;
frp2 = frp2->fr_next)
if (frp2 != prevfrp)
minwidth += frame_minwidth(frp2, NOWIN);
prevfrp = frp;
}
available = topframe->fr_width;
needed += minwidth;
}
else
{
minwidth = frame_minwidth(oldwin->w_frame, NOWIN);
available = oldwin->w_frame->fr_width;
needed += minwidth;
}
if (available < needed && new_wp == NULL)
{
EMSG(_(e_noroom));
return FAIL;
}
if (new_size == 0)
new_size = oldwin->w_width / 2;
if (new_size > available - minwidth - 1)
new_size = available - minwidth - 1;
if (new_size < wmw1)
new_size = wmw1;
if (oldwin->w_width - new_size - 1 < p_wmw)
do_equal = TRUE;
if (oldwin->w_p_wfw)
win_setwidth_win(oldwin->w_width + new_size + 1, oldwin);
if (!do_equal && p_ea && size == 0 && *p_ead != 'v'
&& oldwin->w_frame->fr_parent != NULL)
{
frp = oldwin->w_frame->fr_parent->fr_child;
while (frp != NULL)
{
if (frp->fr_win != oldwin && frp->fr_win != NULL
&& (frp->fr_win->w_width > new_size
|| frp->fr_win->w_width > oldwin->w_width
- new_size - 1))
{
do_equal = TRUE;
break;
}
frp = frp->fr_next;
}
}
}
else
{
layout = FR_COL;
wmh1 = (p_wmh == 0 ? 1 : p_wmh);
needed = wmh1 + STATUS_HEIGHT;
if (flags & WSP_ROOM)
needed += p_wh - wmh1;
if (flags & (WSP_BOT | WSP_TOP))
{
minheight = frame_minheight(topframe, NOWIN) + need_status;
available = topframe->fr_height;
needed += minheight;
}
else if (p_ea)
{
minheight = frame_minheight(oldwin->w_frame, NOWIN) + need_status;
prevfrp = oldwin->w_frame;
for (frp = oldwin->w_frame->fr_parent; frp != NULL;
frp = frp->fr_parent)
{
if (frp->fr_layout == FR_COL)
for (frp2 = frp->fr_child; frp2 != NULL;
frp2 = frp2->fr_next)
if (frp2 != prevfrp)
minheight += frame_minheight(frp2, NOWIN);
prevfrp = frp;
}
available = topframe->fr_height;
needed += minheight;
}
else
{
minheight = frame_minheight(oldwin->w_frame, NOWIN) + need_status;
available = oldwin->w_frame->fr_height;
needed += minheight;
}
if (available < needed && new_wp == NULL)
{
EMSG(_(e_noroom));
return FAIL;
}
oldwin_height = oldwin->w_height;
if (need_status)
{
oldwin->w_status_height = STATUS_HEIGHT;
oldwin_height -= STATUS_HEIGHT;
}
if (new_size == 0)
new_size = oldwin_height / 2;
if (new_size > available - minheight - STATUS_HEIGHT)
new_size = available - minheight - STATUS_HEIGHT;
if (new_size < wmh1)
new_size = wmh1;
if (oldwin_height - new_size - STATUS_HEIGHT < p_wmh)
do_equal = TRUE;
if (oldwin->w_p_wfh)
{
win_setheight_win(oldwin->w_height + new_size + STATUS_HEIGHT,
oldwin);
oldwin_height = oldwin->w_height;
if (need_status)
oldwin_height -= STATUS_HEIGHT;
}
if (!do_equal && p_ea && size == 0 && *p_ead != 'h'
&& oldwin->w_frame->fr_parent != NULL)
{
frp = oldwin->w_frame->fr_parent->fr_child;
while (frp != NULL)
{
if (frp->fr_win != oldwin && frp->fr_win != NULL
&& (frp->fr_win->w_height > new_size
|| frp->fr_win->w_height > oldwin_height - new_size
- STATUS_HEIGHT))
{
do_equal = TRUE;
break;
}
frp = frp->fr_next;
}
}
}
if ((flags & WSP_TOP) == 0
&& ((flags & WSP_BOT)
|| (flags & WSP_BELOW)
|| (!(flags & WSP_ABOVE)
&& ( (flags & WSP_VERT) ? p_spr : p_sb))))
{
if (new_wp == NULL)
wp = win_alloc(oldwin, FALSE);
else
win_append(oldwin, wp);
}
else
{
if (new_wp == NULL)
wp = win_alloc(oldwin->w_prev, FALSE);
else
win_append(oldwin->w_prev, wp);
}
if (new_wp == NULL)
{
if (wp == NULL)
return FAIL;
new_frame(wp);
if (wp->w_frame == NULL)
{
win_free(wp, NULL);
return FAIL;
}
win_init(wp, curwin, flags);
}
if (flags & (WSP_TOP | WSP_BOT))
{
if ((topframe->fr_layout == FR_COL && (flags & WSP_VERT) == 0)
|| (topframe->fr_layout == FR_ROW && (flags & WSP_VERT) != 0))
{
curfrp = topframe->fr_child;
if (flags & WSP_BOT)
while (curfrp->fr_next != NULL)
curfrp = curfrp->fr_next;
}
else
curfrp = topframe;
before = (flags & WSP_TOP);
}
else
{
curfrp = oldwin->w_frame;
if (flags & WSP_BELOW)
before = FALSE;
else if (flags & WSP_ABOVE)
before = TRUE;
else if (flags & WSP_VERT)
before = !p_spr;
else
before = !p_sb;
}
if (curfrp->fr_parent == NULL || curfrp->fr_parent->fr_layout != layout)
{
frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T));
*frp = *curfrp;
curfrp->fr_layout = layout;
frp->fr_parent = curfrp;
frp->fr_next = NULL;
frp->fr_prev = NULL;
curfrp->fr_child = frp;
curfrp->fr_win = NULL;
curfrp = frp;
if (frp->fr_win != NULL)
oldwin->w_frame = frp;
else
for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
frp->fr_parent = curfrp;
}
if (new_wp == NULL)
frp = wp->w_frame;
else
frp = new_wp->w_frame;
frp->fr_parent = curfrp->fr_parent;
if (before)
frame_insert(curfrp, frp);
else
frame_append(curfrp, frp);
if (oldwin->w_height > 0)
set_fraction(oldwin);
wp->w_fraction = oldwin->w_fraction;
if (flags & WSP_VERT)
{
wp->w_p_scr = curwin->w_p_scr;
if (need_status)
{
win_new_height(oldwin, oldwin->w_height - 1);
oldwin->w_status_height = need_status;
}
if (flags & (WSP_TOP | WSP_BOT))
{
wp->w_winrow = tabline_height();
win_new_height(wp, curfrp->fr_height - (p_ls > 0)
#ifdef FEAT_MENU
- wp->w_winbar_height
#endif
);
wp->w_status_height = (p_ls > 0);
}
else
{
wp->w_winrow = oldwin->w_winrow;
win_new_height(wp, oldwin->w_height
#ifdef FEAT_MENU
+ oldwin->w_winbar_height
#endif
);
wp->w_status_height = oldwin->w_status_height;
}
frp->fr_height = curfrp->fr_height;
win_new_width(wp, new_size);
if (before)
wp->w_vsep_width = 1;
else
{
wp->w_vsep_width = oldwin->w_vsep_width;
oldwin->w_vsep_width = 1;
}
if (flags & (WSP_TOP | WSP_BOT))
{
if (flags & WSP_BOT)
frame_add_vsep(curfrp);
frame_new_width(curfrp, curfrp->fr_width
- (new_size + ((flags & WSP_TOP) != 0)), flags & WSP_TOP,
FALSE);
}
else
win_new_width(oldwin, oldwin->w_width - (new_size + 1));
if (before)
{
wp->w_wincol = oldwin->w_wincol;
oldwin->w_wincol += new_size + 1;
}
else
wp->w_wincol = oldwin->w_wincol + oldwin->w_width + 1;
frame_fix_width(oldwin);
frame_fix_width(wp);
}
else
{
if (flags & (WSP_TOP | WSP_BOT))
{
wp->w_wincol = 0;
win_new_width(wp, Columns);
wp->w_vsep_width = 0;
}
else
{
wp->w_wincol = oldwin->w_wincol;
win_new_width(wp, oldwin->w_width);
wp->w_vsep_width = oldwin->w_vsep_width;
}
frp->fr_width = curfrp->fr_width;
win_new_height(wp, new_size);
if (flags & (WSP_TOP | WSP_BOT))
{
int new_fr_height = curfrp->fr_height - new_size
#ifdef FEAT_MENU
+ wp->w_winbar_height
#endif
;
if (!((flags & WSP_BOT) && p_ls == 0))
new_fr_height -= STATUS_HEIGHT;
frame_new_height(curfrp, new_fr_height, flags & WSP_TOP, FALSE);
}
else
win_new_height(oldwin, oldwin_height - (new_size + STATUS_HEIGHT));
if (before)
{
wp->w_winrow = oldwin->w_winrow;
wp->w_status_height = STATUS_HEIGHT;
oldwin->w_winrow += wp->w_height + STATUS_HEIGHT;
}
else
{
wp->w_winrow = oldwin->w_winrow + oldwin->w_height + STATUS_HEIGHT;
wp->w_status_height = oldwin->w_status_height;
if (!(flags & WSP_BOT))
oldwin->w_status_height = STATUS_HEIGHT;
}
if (flags & WSP_BOT)
frame_add_statusline(curfrp);
frame_fix_height(wp);
frame_fix_height(oldwin);
}
if (flags & (WSP_TOP | WSP_BOT))
(void)win_comp_pos();
redraw_win_later(wp, NOT_VALID);
wp->w_redr_status = TRUE;
redraw_win_later(oldwin, NOT_VALID);
oldwin->w_redr_status = TRUE;
if (need_status)
{
msg_row = Rows - 1;
msg_col = sc_col;
msg_clr_eos_force();
comp_col();
msg_row = Rows - 1;
msg_col = 0;
}
if (do_equal || dir != 0)
win_equal(wp, TRUE,
(flags & WSP_VERT) ? (dir == 'v' ? 'b' : 'h')
: dir == 'h' ? 'b' : 'v');
if (flags & WSP_VERT)
{
i = p_wiw;
if (size != 0)
p_wiw = size;
# ifdef FEAT_GUI
if (gui.in_use)
gui_init_which_components(NULL);
# endif
}
else
{
i = p_wh;
if (size != 0)
p_wh = size;
}
#ifdef FEAT_JUMPLIST
wp->w_changelistidx = oldwin->w_changelistidx;
#endif
win_enter_ext(wp, FALSE, FALSE, TRUE, TRUE, TRUE);
if (flags & WSP_VERT)
p_wiw = i;
else
p_wh = i;
return OK;
}
static void
win_init(win_T *newp, win_T *oldp, int flags UNUSED)
{
int i;
newp->w_buffer = oldp->w_buffer;
#ifdef FEAT_SYN_HL
newp->w_s = &(oldp->w_buffer->b_s);
#endif
oldp->w_buffer->b_nwindows++;
newp->w_cursor = oldp->w_cursor;
newp->w_valid = 0;
newp->w_curswant = oldp->w_curswant;
newp->w_set_curswant = oldp->w_set_curswant;
newp->w_topline = oldp->w_topline;
#ifdef FEAT_DIFF
newp->w_topfill = oldp->w_topfill;
#endif
newp->w_leftcol = oldp->w_leftcol;
newp->w_pcmark = oldp->w_pcmark;
newp->w_prev_pcmark = oldp->w_prev_pcmark;
newp->w_alt_fnum = oldp->w_alt_fnum;
newp->w_wrow = oldp->w_wrow;
newp->w_fraction = oldp->w_fraction;
newp->w_prev_fraction_row = oldp->w_prev_fraction_row;
#ifdef FEAT_JUMPLIST
copy_jumplist(oldp, newp);
#endif
#ifdef FEAT_QUICKFIX
if (flags & WSP_NEWLOC)
{
newp->w_llist = NULL;
newp->w_llist_ref = NULL;
}
else
copy_loclist(oldp, newp);
#endif
newp->w_localdir = (oldp->w_localdir == NULL)
? NULL : vim_strsave(oldp->w_localdir);
for (i = 0; i < oldp->w_tagstacklen; i++)
{
newp->w_tagstack[i] = oldp->w_tagstack[i];
if (newp->w_tagstack[i].tagname != NULL)
newp->w_tagstack[i].tagname =
vim_strsave(newp->w_tagstack[i].tagname);
}
newp->w_tagstackidx = oldp->w_tagstackidx;
newp->w_tagstacklen = oldp->w_tagstacklen;
#ifdef FEAT_FOLDING
copyFoldingState(oldp, newp);
#endif
win_init_some(newp, oldp);
#ifdef FEAT_SYN_HL
check_colorcolumn(newp);
#endif
}
static void
win_init_some(win_T *newp, win_T *oldp)
{
newp->w_alist = oldp->w_alist;
++newp->w_alist->al_refcount;
newp->w_arg_idx = oldp->w_arg_idx;
win_copy_options(oldp, newp);
}
int
win_valid(win_T *win)
{
win_T *wp;
if (win == NULL)
return FALSE;
FOR_ALL_WINDOWS(wp)
if (wp == win)
return TRUE;
return FALSE;
}
int
win_valid_any_tab(win_T *win)
{
win_T *wp;
tabpage_T *tp;
if (win == NULL)
return FALSE;
FOR_ALL_TABPAGES(tp)
{
FOR_ALL_WINDOWS_IN_TAB(tp, wp)
{
if (wp == win)
return TRUE;
}
}
return FALSE;
}
int
win_count(void)
{
win_T *wp;
int count = 0;
FOR_ALL_WINDOWS(wp)
++count;
return count;
}
int
make_windows(
int count,
int vertical UNUSED)
{
int maxcount;
int todo;
if (vertical)
{
maxcount = (curwin->w_width + curwin->w_vsep_width
- (p_wiw - p_wmw)) / (p_wmw + 1);
}
else
{
maxcount = (curwin->w_height + curwin->w_status_height
- (p_wh - p_wmh)) / (p_wmh + STATUS_HEIGHT);
}
if (maxcount < 2)
maxcount = 2;
if (count > maxcount)
count = maxcount;
if (count > 1)
last_status(TRUE);
#ifdef FEAT_AUTOCMD
block_autocmds();
#endif
for (todo = count - 1; todo > 0; --todo)
if (vertical)
{
if (win_split(curwin->w_width - (curwin->w_width - todo)
/ (todo + 1) - 1, WSP_VERT | WSP_ABOVE) == FAIL)
break;
}
else
{
if (win_split(curwin->w_height - (curwin->w_height - todo
* STATUS_HEIGHT) / (todo + 1)
- STATUS_HEIGHT, WSP_ABOVE) == FAIL)
break;
}
#ifdef FEAT_AUTOCMD
unblock_autocmds();
#endif
return (count - todo);
}
static void
win_exchange(long Prenum)
{
frame_T *frp;
frame_T *frp2;
win_T *wp;
win_T *wp2;
int temp;
if (ONE_WINDOW)
{
beep_flush();
return;
}
#ifdef FEAT_GUI
need_mouse_correct = TRUE;
#endif
if (Prenum)
{
frp = curwin->w_frame->fr_parent->fr_child;
while (frp != NULL && --Prenum > 0)
frp = frp->fr_next;
}
else if (curwin->w_frame->fr_next != NULL)
frp = curwin->w_frame->fr_next;
else
frp = curwin->w_frame->fr_prev;
if (frp == NULL || frp->fr_win == NULL || frp->fr_win == curwin)
return;
wp = frp->fr_win;
wp2 = curwin->w_prev;
frp2 = curwin->w_frame->fr_prev;
if (wp->w_prev != curwin)
{
win_remove(curwin, NULL);
frame_remove(curwin->w_frame);
win_append(wp->w_prev, curwin);
frame_insert(frp, curwin->w_frame);
}
if (wp != wp2)
{
win_remove(wp, NULL);
frame_remove(wp->w_frame);
win_append(wp2, wp);
if (frp2 == NULL)
frame_insert(wp->w_frame->fr_parent->fr_child, wp->w_frame);
else
frame_append(frp2, wp->w_frame);
}
temp = curwin->w_status_height;
curwin->w_status_height = wp->w_status_height;
wp->w_status_height = temp;
temp = curwin->w_vsep_width;
curwin->w_vsep_width = wp->w_vsep_width;
wp->w_vsep_width = temp;
if (curwin->w_frame->fr_parent != wp->w_frame->fr_parent)
{
temp = curwin->w_height;
curwin->w_height = wp->w_height;
wp->w_height = temp;
temp = curwin->w_width;
curwin->w_width = wp->w_width;
wp->w_width = temp;
}
else
{
frame_fix_height(curwin);
frame_fix_height(wp);
frame_fix_width(curwin);
frame_fix_width(wp);
}
(void)win_comp_pos();
win_enter(wp, TRUE);
redraw_later(CLEAR);
}
static void
win_rotate(int upwards, int count)
{
win_T *wp1;
win_T *wp2;
frame_T *frp;
int n;
if (ONE_WINDOW)
{
beep_flush();
return;
}
#ifdef FEAT_GUI
need_mouse_correct = TRUE;
#endif
for (frp = curwin->w_frame->fr_parent->fr_child; frp != NULL;
frp = frp->fr_next)
if (frp->fr_win == NULL)
{
EMSG(_("E443: Cannot rotate when another window is split"));
return;
}
while (count--)
{
if (upwards)
{
frp = curwin->w_frame->fr_parent->fr_child;
wp1 = frp->fr_win;
win_remove(wp1, NULL);
frame_remove(frp);
for ( ; frp->fr_next != NULL; frp = frp->fr_next)
;
win_append(frp->fr_win, wp1);
frame_append(frp, wp1->w_frame);
wp2 = frp->fr_win;
}
else
{
for (frp = curwin->w_frame; frp->fr_next != NULL;
frp = frp->fr_next)
;
wp1 = frp->fr_win;
wp2 = wp1->w_prev;
win_remove(wp1, NULL);
frame_remove(frp);
win_append(frp->fr_parent->fr_child->fr_win->w_prev, wp1);
frame_insert(frp->fr_parent->fr_child, frp);
}
n = wp2->w_status_height;
wp2->w_status_height = wp1->w_status_height;
wp1->w_status_height = n;
frame_fix_height(wp1);
frame_fix_height(wp2);
n = wp2->w_vsep_width;
wp2->w_vsep_width = wp1->w_vsep_width;
wp1->w_vsep_width = n;
frame_fix_width(wp1);
frame_fix_width(wp2);
(void)win_comp_pos();
}
redraw_later(CLEAR);
}
static void
win_totop(int size, int flags)
{
int dir;
int height = curwin->w_height;
if (ONE_WINDOW)
{
beep_flush();
return;
}
(void)winframe_remove(curwin, &dir, NULL);
win_remove(curwin, NULL);
last_status(FALSE);
(void)win_comp_pos();
(void)win_split_ins(size, flags, curwin, dir);
if (!(flags & WSP_VERT))
{
win_setheight(height);
if (p_ea)
win_equal(curwin, TRUE, 'v');
}
#if defined(FEAT_GUI)
gui_may_update_scrollbars();
#endif
}
void
win_move_after(win_T *win1, win_T *win2)
{
int height;
if (win1 == win2)
return;
if (win2->w_next != win1)
{
if (win1 == lastwin)
{
height = win1->w_prev->w_status_height;
win1->w_prev->w_status_height = win1->w_status_height;
win1->w_status_height = height;
if (win1->w_prev->w_vsep_width == 1)
{
win1->w_prev->w_vsep_width = 0;
win1->w_prev->w_frame->fr_width -= 1;
win1->w_vsep_width = 1;
win1->w_frame->fr_width += 1;
}
}
else if (win2 == lastwin)
{
height = win1->w_status_height;
win1->w_status_height = win2->w_status_height;
win2->w_status_height = height;
if (win1->w_vsep_width == 1)
{
win2->w_vsep_width = 1;
win2->w_frame->fr_width += 1;
win1->w_vsep_width = 0;
win1->w_frame->fr_width -= 1;
}
}
win_remove(win1, NULL);
frame_remove(win1->w_frame);
win_append(win2, win1);
frame_append(win2->w_frame, win1->w_frame);
(void)win_comp_pos();
redraw_later(NOT_VALID);
}
win_enter(win1, FALSE);
}
void
win_equal(
win_T *next_curwin,
int current,
int dir)
{
if (dir == 0)
dir = *p_ead;
win_equal_rec(next_curwin == NULL ? curwin : next_curwin, current,
topframe, dir, 0, tabline_height(),
(int)Columns, topframe->fr_height);
}
static void
win_equal_rec(
win_T *next_curwin,
int current,
frame_T *topfr,
int dir,
int col,
int row,
int width,
int height)
{
int n, m;
int extra_sep = 0;
int wincount, totwincount = 0;
frame_T *fr;
int next_curwin_size = 0;
int room = 0;
int new_size;
int has_next_curwin = 0;
int hnc;
if (topfr->fr_layout == FR_LEAF)
{
if (topfr->fr_height != height || topfr->fr_win->w_winrow != row
|| topfr->fr_width != width || topfr->fr_win->w_wincol != col
)
{
topfr->fr_win->w_winrow = row;
frame_new_height(topfr, height, FALSE, FALSE);
topfr->fr_win->w_wincol = col;
frame_new_width(topfr, width, FALSE, FALSE);
redraw_all_later(CLEAR);
}
}
else if (topfr->fr_layout == FR_ROW)
{
topfr->fr_width = width;
topfr->fr_height = height;
if (dir != 'v')
{
n = frame_minwidth(topfr, NOWIN);
if (col + width == Columns)
extra_sep = 1;
else
extra_sep = 0;
totwincount = (n + extra_sep) / (p_wmw + 1);
has_next_curwin = frame_has_win(topfr, next_curwin);
m = frame_minwidth(topfr, next_curwin);
room = width - m;
if (room < 0)
{
next_curwin_size = p_wiw + room;
room = 0;
}
else
{
next_curwin_size = -1;
for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next)
{
if (frame_fixed_width(fr))
{
n = frame_minwidth(fr, NOWIN);
new_size = fr->fr_width;
if (frame_has_win(fr, next_curwin))
{
room += p_wiw - p_wmw;
next_curwin_size = 0;
if (new_size < p_wiw)
new_size = p_wiw;
}
else
totwincount -= (n + (fr->fr_next == NULL
? extra_sep : 0)) / (p_wmw + 1);
room -= new_size - n;
if (room < 0)
{
new_size += room;
room = 0;
}
fr->fr_newwidth = new_size;
}
}
if (next_curwin_size == -1)
{
if (!has_next_curwin)
next_curwin_size = 0;
else if (totwincount > 1
&& (room + (totwincount - 2))
/ (totwincount - 1) > p_wiw)
{
next_curwin_size = (room + p_wiw
+ (totwincount - 1) * p_wmw
+ (totwincount - 1)) / totwincount;
room -= next_curwin_size - p_wiw;
}
else
next_curwin_size = p_wiw;
}
}
if (has_next_curwin)
--totwincount;
}
for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next)
{
n = m = 0;
wincount = 1;
if (fr->fr_next == NULL)
new_size = width;
else if (dir == 'v')
new_size = fr->fr_width;
else if (frame_fixed_width(fr))
{
new_size = fr->fr_newwidth;
wincount = 0;
}
else
{
n = frame_minwidth(fr, NOWIN);
wincount = (n + (fr->fr_next == NULL ? extra_sep : 0))
/ (p_wmw + 1);
m = frame_minwidth(fr, next_curwin);
if (has_next_curwin)
hnc = frame_has_win(fr, next_curwin);
else
hnc = FALSE;
if (hnc)
--wincount;
if (totwincount == 0)
new_size = room;
else
new_size = (wincount * room + ((unsigned)totwincount >> 1))
/ totwincount;
if (hnc)
{
next_curwin_size -= p_wiw - (m - n);
new_size += next_curwin_size;
room -= new_size - next_curwin_size;
}
else
room -= new_size;
new_size += n;
}
if (!current || dir != 'v' || topfr->fr_parent != NULL
|| (new_size != fr->fr_width)
|| frame_has_win(fr, next_curwin))
win_equal_rec(next_curwin, current, fr, dir, col, row,
new_size, height);
col += new_size;
width -= new_size;
totwincount -= wincount;
}
}
else
{
topfr->fr_width = width;
topfr->fr_height = height;
if (dir != 'h')
{
n = frame_minheight(topfr, NOWIN);
if (row + height == cmdline_row && p_ls == 0)
extra_sep = 1;
else
extra_sep = 0;
totwincount = (n + extra_sep) / (p_wmh + 1);
has_next_curwin = frame_has_win(topfr, next_curwin);
m = frame_minheight(topfr, next_curwin);
room = height - m;
if (room < 0)
{
next_curwin_size = p_wh + room;
room = 0;
}
else
{
next_curwin_size = -1;
for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next)
{
if (frame_fixed_height(fr))
{
n = frame_minheight(fr, NOWIN);
new_size = fr->fr_height;
if (frame_has_win(fr, next_curwin))
{
room += p_wh - p_wmh;
next_curwin_size = 0;
if (new_size < p_wh)
new_size = p_wh;
}
else
totwincount -= (n + (fr->fr_next == NULL
? extra_sep : 0)) / (p_wmh + 1);
room -= new_size - n;
if (room < 0)
{
new_size += room;
room = 0;
}
fr->fr_newheight = new_size;
}
}
if (next_curwin_size == -1)
{
if (!has_next_curwin)
next_curwin_size = 0;
else if (totwincount > 1
&& (room + (totwincount - 2))
/ (totwincount - 1) > p_wh)
{
next_curwin_size = (room + p_wh
+ (totwincount - 1) * p_wmh
+ (totwincount - 1)) / totwincount;
room -= next_curwin_size - p_wh;
}
else
next_curwin_size = p_wh;
}
}
if (has_next_curwin)
--totwincount;
}
for (fr = topfr->fr_child; fr != NULL; fr = fr->fr_next)
{
n = m = 0;
wincount = 1;
if (fr->fr_next == NULL)
new_size = height;
else if (dir == 'h')
new_size = fr->fr_height;
else if (frame_fixed_height(fr))
{
new_size = fr->fr_newheight;
wincount = 0;
}
else
{
n = frame_minheight(fr, NOWIN);
wincount = (n + (fr->fr_next == NULL ? extra_sep : 0))
/ (p_wmh + 1);
m = frame_minheight(fr, next_curwin);
if (has_next_curwin)
hnc = frame_has_win(fr, next_curwin);
else
hnc = FALSE;
if (hnc)
--wincount;
if (totwincount == 0)
new_size = room;
else
new_size = (wincount * room + ((unsigned)totwincount >> 1))
/ totwincount;
if (hnc)
{
next_curwin_size -= p_wh - (m - n);
new_size += next_curwin_size;
room -= new_size - next_curwin_size;
}
else
room -= new_size;
new_size += n;
}
if (!current || dir != 'h' || topfr->fr_parent != NULL
|| (new_size != fr->fr_height)
|| frame_has_win(fr, next_curwin))
win_equal_rec(next_curwin, current, fr, dir, col, row,
width, new_size);
row += new_size;
height -= new_size;
totwincount -= wincount;
}
}
}
void
close_windows(
buf_T *buf,
int keep_curwin)
{
win_T *wp;
tabpage_T *tp, *nexttp;
int h = tabline_height();
#ifdef FEAT_AUTOCMD
int count = tabpage_index(NULL);
#endif
++RedrawingDisabled;
for (wp = firstwin; wp != NULL && !ONE_WINDOW; )
{
if (wp->w_buffer == buf && (!keep_curwin || wp != curwin)
#ifdef FEAT_AUTOCMD
&& !(wp->w_closing || wp->w_buffer->b_locked > 0)
#endif
)
{
if (win_close(wp, FALSE) == FAIL)
break;
wp = firstwin;
}
else
wp = wp->w_next;
}
for (tp = first_tabpage; tp != NULL; tp = nexttp)
{
nexttp = tp->tp_next;
if (tp != curtab)
for (wp = tp->tp_firstwin; wp != NULL; wp = wp->w_next)
if (wp->w_buffer == buf
#ifdef FEAT_AUTOCMD
&& !(wp->w_closing || wp->w_buffer->b_locked > 0)
#endif
)
{
win_close_othertab(wp, FALSE, tp);
nexttp = first_tabpage;
break;
}
}
--RedrawingDisabled;
#ifdef FEAT_AUTOCMD
if (count != tabpage_index(NULL))
apply_autocmds(EVENT_TABCLOSED, NULL, NULL, FALSE, curbuf);
#endif
redraw_tabline = TRUE;
if (h != tabline_height())
shell_new_rows();
}
static int
last_window(void)
{
return (one_window() && first_tabpage->tp_next == NULL);
}
int
one_window(void)
{
#ifdef FEAT_AUTOCMD
win_T *wp;
int seen_one = FALSE;
FOR_ALL_WINDOWS(wp)
{
if (wp != aucmd_win)
{
if (seen_one)
return FALSE;
seen_one = TRUE;
}
}
return TRUE;
#else
return ONE_WINDOW;
#endif
}
static int
close_last_window_tabpage(
win_T *win,
int free_buf,
tabpage_T *prev_curtab)
{
if (ONE_WINDOW)
{
#ifdef FEAT_AUTOCMD
buf_T *old_curbuf = curbuf;
#endif
goto_tabpage_tp(alt_tabpage(), FALSE, TRUE);
redraw_tabline = TRUE;
if (valid_tabpage(prev_curtab) && prev_curtab->tp_firstwin == win)
{
int h = tabline_height();
win_close_othertab(win, free_buf, prev_curtab);
if (h != tabline_height())
shell_new_rows();
}
#ifdef FEAT_AUTOCMD
apply_autocmds(EVENT_TABCLOSED, NULL, NULL, FALSE, curbuf);
apply_autocmds(EVENT_WINENTER, NULL, NULL, FALSE, curbuf);
apply_autocmds(EVENT_TABENTER, NULL, NULL, FALSE, curbuf);
if (old_curbuf != curbuf)
apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf);
#endif
return TRUE;
}
return FALSE;
}
int
win_close(win_T *win, int free_buf)
{
win_T *wp;
#ifdef FEAT_AUTOCMD
int other_buffer = FALSE;
#endif
int close_curwin = FALSE;
int dir;
int help_window = FALSE;
tabpage_T *prev_curtab = curtab;
frame_T *win_frame = win->w_frame->fr_parent;
if (last_window())
{
EMSG(_("E444: Cannot close last window"));
return FAIL;
}
#ifdef FEAT_AUTOCMD
if (win->w_closing || (win->w_buffer != NULL
&& win->w_buffer->b_locked > 0))
return FAIL;
if (win == aucmd_win)
{
EMSG(_("E813: Cannot close autocmd window"));
return FAIL;
}
if ((firstwin == aucmd_win || lastwin == aucmd_win) && one_window())
{
EMSG(_("E814: Cannot close window, only autocmd window would remain"));
return FAIL;
}
#endif
if (close_last_window_tabpage(win, free_buf, prev_curtab))
return FAIL;
if (bt_help(win->w_buffer))
help_window = TRUE;
else
clear_snapshot(curtab, SNAP_HELP_IDX);
#ifdef FEAT_AUTOCMD
if (win == curwin)
{
wp = frame2win(win_altframe(win, NULL));
if (wp->w_buffer != curbuf)
{
other_buffer = TRUE;
win->w_closing = TRUE;
apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf);
if (!win_valid(win))
return FAIL;
win->w_closing = FALSE;
if (last_window())
return FAIL;
}
win->w_closing = TRUE;
apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf);
if (!win_valid(win))
return FAIL;
win->w_closing = FALSE;
if (last_window())
return FAIL;
# ifdef FEAT_EVAL
if (aborting())
return FAIL;
# endif
}
#endif
#ifdef FEAT_GUI
if (gui.in_use)
out_flush();
#endif
#ifdef FEAT_SYN_HL
if (win->w_buffer != NULL)
reset_synblock(win);
#endif
if (win->w_buffer != NULL)
{
bufref_T bufref;
set_bufref(&bufref, curbuf);
#ifdef FEAT_AUTOCMD
win->w_closing = TRUE;
#endif
close_buffer(win, win->w_buffer, free_buf ? DOBUF_UNLOAD : 0, TRUE);
#ifdef FEAT_AUTOCMD
if (win_valid_any_tab(win))
win->w_closing = FALSE;
#endif
if (!bufref_valid(&bufref))
curbuf = firstbuf;
}
if (only_one_window() && win_valid(win) && win->w_buffer == NULL
&& (last_window() || curtab != prev_curtab
|| close_last_window_tabpage(win, free_buf, prev_curtab)))
{
if (curwin->w_buffer == NULL)
curwin->w_buffer = curbuf;
getout(0);
}
if (curtab != prev_curtab && win_valid_any_tab(win)
&& win->w_buffer == NULL)
{
win_close_othertab(win, FALSE, prev_curtab);
return FAIL;
}
if (!win_valid(win) || last_window()
|| close_last_window_tabpage(win, free_buf, prev_curtab))
return FAIL;
wp = win_free_mem(win, &dir, NULL);
if (win == curwin)
{
curwin = wp;
#ifdef FEAT_QUICKFIX
if (wp->w_p_pvw || bt_quickfix(wp->w_buffer))
{
for (;;)
{
if (wp->w_next == NULL)
wp = firstwin;
else
wp = wp->w_next;
if (wp == curwin)
break;
if (!wp->w_p_pvw && !bt_quickfix(wp->w_buffer))
{
curwin = wp;
break;
}
}
}
#endif
curbuf = curwin->w_buffer;
close_curwin = TRUE;
check_cursor();
}
if (p_ea && (*p_ead == 'b' || *p_ead == dir))
win_equal(curwin, curwin->w_frame->fr_parent == win_frame, dir);
else
win_comp_pos();
if (close_curwin)
{
win_enter_ext(wp, FALSE, TRUE, FALSE, TRUE, TRUE);
#ifdef FEAT_AUTOCMD
if (other_buffer)
apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf);
#endif
}
last_status(FALSE);
if (help_window)
restore_snapshot(SNAP_HELP_IDX, close_curwin);
#if defined(FEAT_GUI)
if (gui.in_use && !win_hasvertsplit())
gui_init_which_components(NULL);
#endif
redraw_all_later(NOT_VALID);
return OK;
}
void
win_close_othertab(win_T *win, int free_buf, tabpage_T *tp)
{
win_T *wp;
int dir;
tabpage_T *ptp = NULL;
int free_tp = FALSE;
#ifdef FEAT_AUTOCMD
if (win->w_closing || (win->w_buffer != NULL
&& win->w_buffer->b_locked > 0))
return;
#endif
if (win->w_buffer != NULL)
close_buffer(win, win->w_buffer, free_buf ? DOBUF_UNLOAD : 0, FALSE);
for (ptp = first_tabpage; ptp != NULL && ptp != tp; ptp = ptp->tp_next)
;
if (ptp == NULL || tp == curtab)
return;
for (wp = tp->tp_firstwin; wp != NULL && wp != win; wp = wp->w_next)
;
if (wp == NULL)
return;
if (tp->tp_firstwin == tp->tp_lastwin)
{
if (tp == first_tabpage)
first_tabpage = tp->tp_next;
else
{
for (ptp = first_tabpage; ptp != NULL && ptp->tp_next != tp;
ptp = ptp->tp_next)
;
if (ptp == NULL)
{
internal_error("win_close_othertab()");
return;
}
ptp->tp_next = tp->tp_next;
}
free_tp = TRUE;
}
win_free_mem(win, &dir, tp);
if (free_tp)
free_tabpage(tp);
}
static win_T *
win_free_mem(
win_T *win,
int *dirp,
tabpage_T *tp)
{
frame_T *frp;
win_T *wp;
frp = win->w_frame;
wp = winframe_remove(win, dirp, tp);
vim_free(frp);
win_free(win, tp);
if (tp != NULL && win == tp->tp_curwin)
tp->tp_curwin = wp;
return wp;
}
#if defined(EXITFREE) || defined(PROTO)
void
win_free_all(void)
{
int dummy;
while (first_tabpage->tp_next != NULL)
tabpage_close(TRUE);
# ifdef FEAT_AUTOCMD
if (aucmd_win != NULL)
{
(void)win_free_mem(aucmd_win, &dummy, NULL);
aucmd_win = NULL;
}
# endif
while (firstwin != NULL)
(void)win_free_mem(firstwin, &dummy, NULL);
curwin = NULL;
}
#endif
win_T *
winframe_remove(
win_T *win,
int *dirp UNUSED,
tabpage_T *tp)
{
frame_T *frp, *frp2, *frp3;
frame_T *frp_close = win->w_frame;
win_T *wp;
if (tp == NULL ? ONE_WINDOW : tp->tp_firstwin == tp->tp_lastwin)
return NULL;
frp2 = win_altframe(win, tp);
wp = frame2win(frp2);
frame_remove(frp_close);
if (frp_close->fr_parent->fr_layout == FR_COL)
{
if (frp2->fr_win != NULL && frp2->fr_win->w_p_wfh)
{
frp = frp_close->fr_prev;
frp3 = frp_close->fr_next;
while (frp != NULL || frp3 != NULL)
{
if (frp != NULL)
{
if (frp->fr_win != NULL && !frp->fr_win->w_p_wfh)
{
frp2 = frp;
wp = frp->fr_win;
break;
}
frp = frp->fr_prev;
}
if (frp3 != NULL)
{
if (frp3->fr_win != NULL && !frp3->fr_win->w_p_wfh)
{
frp2 = frp3;
wp = frp3->fr_win;
break;
}
frp3 = frp3->fr_next;
}
}
}
frame_new_height(frp2, frp2->fr_height + frp_close->fr_height,
frp2 == frp_close->fr_next ? TRUE : FALSE, FALSE);
*dirp = 'v';
}
else
{
if (frp2->fr_win != NULL && frp2->fr_win->w_p_wfw)
{
frp = frp_close->fr_prev;
frp3 = frp_close->fr_next;
while (frp != NULL || frp3 != NULL)
{
if (frp != NULL)
{
if (frp->fr_win != NULL && !frp->fr_win->w_p_wfw)
{
frp2 = frp;
wp = frp->fr_win;
break;
}
frp = frp->fr_prev;
}
if (frp3 != NULL)
{
if (frp3->fr_win != NULL && !frp3->fr_win->w_p_wfw)
{
frp2 = frp3;
wp = frp3->fr_win;
break;
}
frp3 = frp3->fr_next;
}
}
}
frame_new_width(frp2, frp2->fr_width + frp_close->fr_width,
frp2 == frp_close->fr_next ? TRUE : FALSE, FALSE);
*dirp = 'h';
}
if (frp2 == frp_close->fr_next)
{
int row = win->w_winrow;
int col = win->w_wincol;
frame_comp_pos(frp2, &row, &col);
}
if (frp2->fr_next == NULL && frp2->fr_prev == NULL)
{
frp2->fr_parent->fr_layout = frp2->fr_layout;
frp2->fr_parent->fr_child = frp2->fr_child;
for (frp = frp2->fr_child; frp != NULL; frp = frp->fr_next)
frp->fr_parent = frp2->fr_parent;
frp2->fr_parent->fr_win = frp2->fr_win;
if (frp2->fr_win != NULL)
frp2->fr_win->w_frame = frp2->fr_parent;
frp = frp2->fr_parent;
vim_free(frp2);
frp2 = frp->fr_parent;
if (frp2 != NULL && frp2->fr_layout == frp->fr_layout)
{
if (frp2->fr_child == frp)
frp2->fr_child = frp->fr_child;
frp->fr_child->fr_prev = frp->fr_prev;
if (frp->fr_prev != NULL)
frp->fr_prev->fr_next = frp->fr_child;
for (frp3 = frp->fr_child; ; frp3 = frp3->fr_next)
{
frp3->fr_parent = frp2;
if (frp3->fr_next == NULL)
{
frp3->fr_next = frp->fr_next;
if (frp->fr_next != NULL)
frp->fr_next->fr_prev = frp3;
break;
}
}
vim_free(frp);
}
}
return wp;
}
static frame_T *
win_altframe(
win_T *win,
tabpage_T *tp)
{
frame_T *frp;
int b;
if (tp == NULL ? ONE_WINDOW : tp->tp_firstwin == tp->tp_lastwin)
return alt_tabpage()->tp_curwin->w_frame;
frp = win->w_frame;
if (frp->fr_parent != NULL && frp->fr_parent->fr_layout == FR_ROW)
b = p_spr;
else
b = p_sb;
if ((!b && frp->fr_next != NULL) || frp->fr_prev == NULL)
return frp->fr_next;
return frp->fr_prev;
}
static tabpage_T *
alt_tabpage(void)
{
tabpage_T *tp;
if (curtab->tp_next != NULL)
return curtab->tp_next;
for (tp = first_tabpage; tp->tp_next != curtab; tp = tp->tp_next)
;
return tp;
}
static win_T *
frame2win(frame_T *frp)
{
while (frp->fr_win == NULL)
frp = frp->fr_child;
return frp->fr_win;
}
static int
frame_has_win(frame_T *frp, win_T *wp)
{
frame_T *p;
if (frp->fr_layout == FR_LEAF)
return frp->fr_win == wp;
for (p = frp->fr_child; p != NULL; p = p->fr_next)
if (frame_has_win(p, wp))
return TRUE;
return FALSE;
}
static void
frame_new_height(
frame_T *topfrp,
int height,
int topfirst,
int wfh)
{
frame_T *frp;
int extra_lines;
int h;
if (topfrp->fr_win != NULL)
{
win_new_height(topfrp->fr_win,
height - topfrp->fr_win->w_status_height
#ifdef FEAT_MENU
- topfrp->fr_win->w_winbar_height
#endif
);
}
else if (topfrp->fr_layout == FR_ROW)
{
do
{
for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
{
frame_new_height(frp, height, topfirst, wfh);
if (frp->fr_height > height)
{
height = frp->fr_height;
break;
}
}
}
while (frp != NULL);
}
else
{
frp = topfrp->fr_child;
if (wfh)
while (frame_fixed_height(frp))
{
frp = frp->fr_next;
if (frp == NULL)
return;
}
if (!topfirst)
{
while (frp->fr_next != NULL)
frp = frp->fr_next;
if (wfh)
while (frame_fixed_height(frp))
frp = frp->fr_prev;
}
extra_lines = height - topfrp->fr_height;
if (extra_lines < 0)
{
while (frp != NULL)
{
h = frame_minheight(frp, NULL);
if (frp->fr_height + extra_lines < h)
{
extra_lines += frp->fr_height - h;
frame_new_height(frp, h, topfirst, wfh);
}
else
{
frame_new_height(frp, frp->fr_height + extra_lines,
topfirst, wfh);
break;
}
if (topfirst)
{
do
frp = frp->fr_next;
while (wfh && frp != NULL && frame_fixed_height(frp));
}
else
{
do
frp = frp->fr_prev;
while (wfh && frp != NULL && frame_fixed_height(frp));
}
if (frp == NULL)
height -= extra_lines;
}
}
else if (extra_lines > 0)
{
frame_new_height(frp, frp->fr_height + extra_lines, topfirst, wfh);
}
}
topfrp->fr_height = height;
}
static int
frame_fixed_height(frame_T *frp)
{
if (frp->fr_win != NULL)
return frp->fr_win->w_p_wfh;
if (frp->fr_layout == FR_ROW)
{
for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
if (frame_fixed_height(frp))
return TRUE;
return FALSE;
}
for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
if (!frame_fixed_height(frp))
return FALSE;
return TRUE;
}
static int
frame_fixed_width(frame_T *frp)
{
if (frp->fr_win != NULL)
return frp->fr_win->w_p_wfw;
if (frp->fr_layout == FR_COL)
{
for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
if (frame_fixed_width(frp))
return TRUE;
return FALSE;
}
for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
if (!frame_fixed_width(frp))
return FALSE;
return TRUE;
}
static void
frame_add_statusline(frame_T *frp)
{
win_T *wp;
if (frp->fr_layout == FR_LEAF)
{
wp = frp->fr_win;
if (wp->w_status_height == 0)
{
if (wp->w_height > 0)
--wp->w_height;
wp->w_status_height = STATUS_HEIGHT;
}
}
else if (frp->fr_layout == FR_ROW)
{
for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
frame_add_statusline(frp);
}
else
{
for (frp = frp->fr_child; frp->fr_next != NULL; frp = frp->fr_next)
;
frame_add_statusline(frp);
}
}
static void
frame_new_width(
frame_T *topfrp,
int width,
int leftfirst,
int wfw)
{
frame_T *frp;
int extra_cols;
int w;
win_T *wp;
if (topfrp->fr_layout == FR_LEAF)
{
wp = topfrp->fr_win;
for (frp = topfrp; frp->fr_parent != NULL; frp = frp->fr_parent)
if (frp->fr_parent->fr_layout == FR_ROW && frp->fr_next != NULL)
break;
if (frp->fr_parent == NULL)
wp->w_vsep_width = 0;
win_new_width(wp, width - wp->w_vsep_width);
}
else if (topfrp->fr_layout == FR_COL)
{
do
{
for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
{
frame_new_width(frp, width, leftfirst, wfw);
if (frp->fr_width > width)
{
width = frp->fr_width;
break;
}
}
} while (frp != NULL);
}
else
{
frp = topfrp->fr_child;
if (wfw)
while (frame_fixed_width(frp))
{
frp = frp->fr_next;
if (frp == NULL)
return;
}
if (!leftfirst)
{
while (frp->fr_next != NULL)
frp = frp->fr_next;
if (wfw)
while (frame_fixed_width(frp))
frp = frp->fr_prev;
}
extra_cols = width - topfrp->fr_width;
if (extra_cols < 0)
{
while (frp != NULL)
{
w = frame_minwidth(frp, NULL);
if (frp->fr_width + extra_cols < w)
{
extra_cols += frp->fr_width - w;
frame_new_width(frp, w, leftfirst, wfw);
}
else
{
frame_new_width(frp, frp->fr_width + extra_cols,
leftfirst, wfw);
break;
}
if (leftfirst)
{
do
frp = frp->fr_next;
while (wfw && frp != NULL && frame_fixed_width(frp));
}
else
{
do
frp = frp->fr_prev;
while (wfw && frp != NULL && frame_fixed_width(frp));
}
if (frp == NULL)
width -= extra_cols;
}
}
else if (extra_cols > 0)
{
frame_new_width(frp, frp->fr_width + extra_cols, leftfirst, wfw);
}
}
topfrp->fr_width = width;
}
static void
frame_add_vsep(frame_T *frp)
{
win_T *wp;
if (frp->fr_layout == FR_LEAF)
{
wp = frp->fr_win;
if (wp->w_vsep_width == 0)
{
if (wp->w_width > 0)
--wp->w_width;
wp->w_vsep_width = 1;
}
}
else if (frp->fr_layout == FR_COL)
{
for (frp = frp->fr_child; frp != NULL; frp = frp->fr_next)
frame_add_vsep(frp);
}
else
{
frp = frp->fr_child;
while (frp->fr_next != NULL)
frp = frp->fr_next;
frame_add_vsep(frp);
}
}
static void
frame_fix_width(win_T *wp)
{
wp->w_frame->fr_width = wp->w_width + wp->w_vsep_width;
}
static void
frame_fix_height(win_T *wp)
{
wp->w_frame->fr_height = wp->w_height + wp->w_status_height
#ifdef FEAT_MENU
+ wp->w_winbar_height
#endif
;
}
static int
frame_minheight(frame_T *topfrp, win_T *next_curwin)
{
frame_T *frp;
int m;
int n;
if (topfrp->fr_win != NULL)
{
if (topfrp->fr_win == next_curwin)
m = p_wh + topfrp->fr_win->w_status_height;
else
{
m = p_wmh + topfrp->fr_win->w_status_height;
if (p_wmh == 0 && topfrp->fr_win == curwin && next_curwin == NULL)
++m;
}
}
else if (topfrp->fr_layout == FR_ROW)
{
m = 0;
for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
{
n = frame_minheight(frp, next_curwin);
if (n > m)
m = n;
}
}
else
{
m = 0;
for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
m += frame_minheight(frp, next_curwin);
}
return m;
}
static int
frame_minwidth(
frame_T *topfrp,
win_T *next_curwin)
{
frame_T *frp;
int m, n;
if (topfrp->fr_win != NULL)
{
if (topfrp->fr_win == next_curwin)
m = p_wiw + topfrp->fr_win->w_vsep_width;
else
{
m = p_wmw + topfrp->fr_win->w_vsep_width;
if (p_wmw == 0 && topfrp->fr_win == curwin && next_curwin == NULL)
++m;
}
}
else if (topfrp->fr_layout == FR_COL)
{
m = 0;
for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
{
n = frame_minwidth(frp, next_curwin);
if (n > m)
m = n;
}
}
else
{
m = 0;
for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
m += frame_minwidth(frp, next_curwin);
}
return m;
}
void
close_others(
int message,
int forceit)
{
win_T *wp;
win_T *nextwp;
int r;
if (one_window())
{
if (message
#ifdef FEAT_AUTOCMD
&& !autocmd_busy
#endif
)
MSG(_(m_onlyone));
return;
}
for (wp = firstwin; win_valid(wp); wp = nextwp)
{
nextwp = wp->w_next;
if (wp != curwin)
{
r = can_abandon(wp->w_buffer, forceit);
#ifdef FEAT_AUTOCMD
if (!win_valid(wp))
{
nextwp = firstwin;
continue;
}
#endif
if (!r)
{
#if defined(FEAT_GUI_DIALOG) || defined(FEAT_CON_DIALOG)
if (message && (p_confirm || cmdmod.confirm) && p_write)
{
dialog_changed(wp->w_buffer, FALSE);
# ifdef FEAT_AUTOCMD
if (!win_valid(wp))
{
nextwp = firstwin;
continue;
}
# endif
}
if (bufIsChanged(wp->w_buffer))
#endif
continue;
}
win_close(wp, !buf_hide(wp->w_buffer)
&& !bufIsChanged(wp->w_buffer));
}
}
if (message && !ONE_WINDOW)
EMSG(_("E445: Other window contains changes"));
}
void
curwin_init(void)
{
win_init_empty(curwin);
}
void
win_init_empty(win_T *wp)
{
redraw_win_later(wp, NOT_VALID);
wp->w_lines_valid = 0;
wp->w_cursor.lnum = 1;
wp->w_curswant = wp->w_cursor.col = 0;
#ifdef FEAT_VIRTUALEDIT
wp->w_cursor.coladd = 0;
#endif
wp->w_pcmark.lnum = 1;
wp->w_pcmark.col = 0;
wp->w_prev_pcmark.lnum = 0;
wp->w_prev_pcmark.col = 0;
wp->w_topline = 1;
#ifdef FEAT_DIFF
wp->w_topfill = 0;
#endif
wp->w_botline = 2;
#ifdef FEAT_FKMAP
if (wp->w_p_rl)
wp->w_farsi = W_CONV + W_R_L;
else
wp->w_farsi = W_CONV;
#endif
#ifdef FEAT_SYN_HL
wp->w_s = &wp->w_buffer->b_s;
#endif
}
int
win_alloc_first(void)
{
if (win_alloc_firstwin(NULL) == FAIL)
return FAIL;
first_tabpage = alloc_tabpage();
if (first_tabpage == NULL)
return FAIL;
first_tabpage->tp_topframe = topframe;
curtab = first_tabpage;
return OK;
}
#if defined(FEAT_AUTOCMD) || defined(PROTO)
void
win_alloc_aucmd_win(void)
{
aucmd_win = win_alloc(NULL, TRUE);
if (aucmd_win != NULL)
{
win_init_some(aucmd_win, curwin);
RESET_BINDING(aucmd_win);
new_frame(aucmd_win);
}
}
#endif
static int
win_alloc_firstwin(win_T *oldwin)
{
curwin = win_alloc(NULL, FALSE);
if (oldwin == NULL)
{
curbuf = buflist_new(NULL, NULL, 1L, BLN_LISTED);
if (curwin == NULL || curbuf == NULL)
return FAIL;
curwin->w_buffer = curbuf;
#ifdef FEAT_SYN_HL
curwin->w_s = &(curbuf->b_s);
#endif
curbuf->b_nwindows = 1;
curwin->w_alist = &global_alist;
curwin_init();
}
else
{
win_init(curwin, oldwin, 0);
RESET_BINDING(curwin);
}
new_frame(curwin);
if (curwin->w_frame == NULL)
return FAIL;
topframe = curwin->w_frame;
topframe->fr_width = Columns;
topframe->fr_height = Rows - p_ch;
topframe->fr_win = curwin;
return OK;
}
static void
new_frame(win_T *wp)
{
frame_T *frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T));
wp->w_frame = frp;
if (frp != NULL)
{
frp->fr_layout = FR_LEAF;
frp->fr_win = wp;
}
}
void
win_init_size(void)
{
firstwin->w_height = ROWS_AVAIL;
topframe->fr_height = ROWS_AVAIL;
firstwin->w_width = Columns;
topframe->fr_width = Columns;
}
static tabpage_T *
alloc_tabpage(void)
{
tabpage_T *tp;
# ifdef FEAT_GUI
int i;
# endif
tp = (tabpage_T *)alloc_clear((unsigned)sizeof(tabpage_T));
if (tp == NULL)
return NULL;
# ifdef FEAT_EVAL
tp->tp_vars = dict_alloc();
if (tp->tp_vars == NULL)
{
vim_free(tp);
return NULL;
}
init_var_dict(tp->tp_vars, &tp->tp_winvar, VAR_SCOPE);
# endif
# ifdef FEAT_GUI
for (i = 0; i < 3; i++)
tp->tp_prev_which_scrollbars[i] = -1;
# endif
# ifdef FEAT_DIFF
tp->tp_diff_invalid = TRUE;
# endif
tp->tp_ch_used = p_ch;
return tp;
}
void
free_tabpage(tabpage_T *tp)
{
int idx;
# ifdef FEAT_DIFF
diff_clear(tp);
# endif
for (idx = 0; idx < SNAP_COUNT; ++idx)
clear_snapshot(tp, idx);
#ifdef FEAT_EVAL
vars_clear(&tp->tp_vars->dv_hashtab);
hash_init(&tp->tp_vars->dv_hashtab);
unref_var_dict(tp->tp_vars);
#endif
#ifdef FEAT_PYTHON
python_tabpage_free(tp);
#endif
#ifdef FEAT_PYTHON3
python3_tabpage_free(tp);
#endif
vim_free(tp);
}
int
win_new_tabpage(int after)
{
tabpage_T *tp = curtab;
tabpage_T *newtp;
int n;
newtp = alloc_tabpage();
if (newtp == NULL)
return FAIL;
if (leave_tabpage(curbuf, TRUE) == FAIL)
{
vim_free(newtp);
return FAIL;
}
curtab = newtp;
if (win_alloc_firstwin(tp->tp_curwin) == OK)
{
if (after == 1)
{
newtp->tp_next = first_tabpage;
first_tabpage = newtp;
}
else
{
if (after > 0)
{
n = 2;
for (tp = first_tabpage; tp->tp_next != NULL
&& n < after; tp = tp->tp_next)
++n;
}
newtp->tp_next = tp->tp_next;
tp->tp_next = newtp;
}
win_init_size();
firstwin->w_winrow = tabline_height();
win_comp_scroll(curwin);
newtp->tp_topframe = topframe;
last_status(FALSE);
#if defined(FEAT_GUI)
gui_may_update_scrollbars();
#endif
redraw_all_later(CLEAR);
#ifdef FEAT_AUTOCMD
apply_autocmds(EVENT_WINNEW, NULL, NULL, FALSE, curbuf);
apply_autocmds(EVENT_WINENTER, NULL, NULL, FALSE, curbuf);
apply_autocmds(EVENT_TABNEW, NULL, NULL, FALSE, curbuf);
apply_autocmds(EVENT_TABENTER, NULL, NULL, FALSE, curbuf);
#endif
return OK;
}
enter_tabpage(curtab, curbuf, TRUE, TRUE);
return FAIL;
}
int
may_open_tabpage(void)
{
int n = (cmdmod.tab == 0) ? postponed_split_tab : cmdmod.tab;
if (n != 0)
{
cmdmod.tab = 0;
postponed_split_tab = 0;
return win_new_tabpage(n);
}
return FAIL;
}
int
make_tabpages(int maxcount)
{
int count = maxcount;
int todo;
if (count > p_tpm)
count = p_tpm;
#ifdef FEAT_AUTOCMD
block_autocmds();
#endif
for (todo = count - 1; todo > 0; --todo)
if (win_new_tabpage(0) == FAIL)
break;
#ifdef FEAT_AUTOCMD
unblock_autocmds();
#endif
return (count - todo);
}
int
valid_tabpage(tabpage_T *tpc)
{
tabpage_T *tp;
FOR_ALL_TABPAGES(tp)
if (tp == tpc)
return TRUE;
return FALSE;
}
int
valid_tabpage_win(tabpage_T *tpc)
{
tabpage_T *tp;
win_T *wp;
FOR_ALL_TABPAGES(tp)
{
if (tp == tpc)
{
FOR_ALL_WINDOWS_IN_TAB(tp, wp)
{
if (win_valid_any_tab(wp))
return TRUE;
}
return FALSE;
}
}
return FALSE;
}
void
close_tabpage(tabpage_T *tab)
{
tabpage_T *ptp;
if (tab == first_tabpage)
{
first_tabpage = tab->tp_next;
ptp = first_tabpage;
}
else
{
for (ptp = first_tabpage; ptp != NULL && ptp->tp_next != tab;
ptp = ptp->tp_next)
;
assert(ptp != NULL);
ptp->tp_next = tab->tp_next;
}
goto_tabpage_tp(ptp, FALSE, FALSE);
free_tabpage(tab);
}
tabpage_T *
find_tabpage(int n)
{
tabpage_T *tp;
int i = 1;
for (tp = first_tabpage; tp != NULL && i != n; tp = tp->tp_next)
++i;
return tp;
}
int
tabpage_index(tabpage_T *ftp)
{
int i = 1;
tabpage_T *tp;
for (tp = first_tabpage; tp != NULL && tp != ftp; tp = tp->tp_next)
++i;
return i;
}
static int
leave_tabpage(
buf_T *new_curbuf UNUSED,
int trigger_leave_autocmds UNUSED)
{
tabpage_T *tp = curtab;
reset_VIsual_and_resel();
#ifdef FEAT_AUTOCMD
if (trigger_leave_autocmds)
{
if (new_curbuf != curbuf)
{
apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf);
if (curtab != tp)
return FAIL;
}
apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf);
if (curtab != tp)
return FAIL;
apply_autocmds(EVENT_TABLEAVE, NULL, NULL, FALSE, curbuf);
if (curtab != tp)
return FAIL;
}
#endif
#if defined(FEAT_GUI)
if (gui.in_use)
gui_remove_scrollbars();
#endif
tp->tp_curwin = curwin;
tp->tp_prevwin = prevwin;
tp->tp_firstwin = firstwin;
tp->tp_lastwin = lastwin;
tp->tp_old_Rows = Rows;
tp->tp_old_Columns = Columns;
firstwin = NULL;
lastwin = NULL;
return OK;
}
static void
enter_tabpage(
tabpage_T *tp,
buf_T *old_curbuf UNUSED,
int trigger_enter_autocmds,
int trigger_leave_autocmds)
{
int old_off = tp->tp_firstwin->w_winrow;
win_T *next_prevwin = tp->tp_prevwin;
curtab = tp;
firstwin = tp->tp_firstwin;
lastwin = tp->tp_lastwin;
topframe = tp->tp_topframe;
win_enter_ext(tp->tp_curwin, FALSE, TRUE, FALSE,
trigger_enter_autocmds, trigger_leave_autocmds);
prevwin = next_prevwin;
last_status(FALSE);
(void)win_comp_pos();
must_redraw = CLEAR;
#ifdef FEAT_DIFF
diff_need_scrollbind = TRUE;
#endif
p_ch = curtab->tp_ch_used;
if (curtab->tp_old_Rows != Rows || (old_off != firstwin->w_winrow
#ifdef FEAT_GUI_TABLINE
&& !gui_use_tabline()
#endif
))
shell_new_rows();
if (curtab->tp_old_Columns != Columns && starting == 0)
shell_new_columns();
#if defined(FEAT_GUI)
gui_may_update_scrollbars();
#endif
#ifdef FEAT_AUTOCMD
if (trigger_enter_autocmds)
{
apply_autocmds(EVENT_TABENTER, NULL, NULL, FALSE, curbuf);
if (old_curbuf != curbuf)
apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf);
}
#endif
redraw_all_later(CLEAR);
}
void
goto_tabpage(int n)
{
tabpage_T *tp;
tabpage_T *ttp;
int i;
if (text_locked())
{
text_locked_msg();
return;
}
if (first_tabpage->tp_next == NULL)
{
if (n > 1)
beep_flush();
return;
}
if (n == 0)
{
if (curtab->tp_next == NULL)
tp = first_tabpage;
else
tp = curtab->tp_next;
}
else if (n < 0)
{
ttp = curtab;
for (i = n; i < 0; ++i)
{
for (tp = first_tabpage; tp->tp_next != ttp && tp->tp_next != NULL;
tp = tp->tp_next)
;
ttp = tp;
}
}
else if (n == 9999)
{
for (tp = first_tabpage; tp->tp_next != NULL; tp = tp->tp_next)
;
}
else
{
tp = find_tabpage(n);
if (tp == NULL)
{
beep_flush();
return;
}
}
goto_tabpage_tp(tp, TRUE, TRUE);
#ifdef FEAT_GUI_TABLINE
if (gui_use_tabline())
gui_mch_set_curtab(tabpage_index(curtab));
#endif
}
void
goto_tabpage_tp(
tabpage_T *tp,
int trigger_enter_autocmds,
int trigger_leave_autocmds)
{
set_keep_msg(NULL, 0);
if (tp != curtab && leave_tabpage(tp->tp_curwin->w_buffer,
trigger_leave_autocmds) == OK)
{
if (valid_tabpage(tp))
enter_tabpage(tp, curbuf, trigger_enter_autocmds,
trigger_leave_autocmds);
else
enter_tabpage(curtab, curbuf, trigger_enter_autocmds,
trigger_leave_autocmds);
}
}
void
goto_tabpage_win(tabpage_T *tp, win_T *wp)
{
goto_tabpage_tp(tp, TRUE, TRUE);
if (curtab == tp && win_valid(wp))
{
win_enter(wp, TRUE);
# ifdef FEAT_GUI_TABLINE
if (gui_use_tabline())
gui_mch_set_curtab(tabpage_index(curtab));
# endif
}
}
void
tabpage_move(int nr)
{
int n = 1;
tabpage_T *tp, *tp_dst;
if (first_tabpage->tp_next == NULL)
return;
for (tp = first_tabpage; tp->tp_next != NULL && n < nr; tp = tp->tp_next)
++n;
if (tp == curtab || (nr > 0 && tp->tp_next != NULL
&& tp->tp_next == curtab))
return;
tp_dst = tp;
if (curtab == first_tabpage)
first_tabpage = curtab->tp_next;
else
{
FOR_ALL_TABPAGES(tp)
if (tp->tp_next == curtab)
break;
if (tp == NULL)
return;
tp->tp_next = curtab->tp_next;
}
if (nr <= 0)
{
curtab->tp_next = first_tabpage;
first_tabpage = curtab;
}
else
{
curtab->tp_next = tp_dst->tp_next;
tp_dst->tp_next = curtab;
}
redraw_tabline = TRUE;
}
void
win_goto(win_T *wp)
{
#ifdef FEAT_CONCEAL
win_T *owp = curwin;
#endif
if (text_locked())
{
beep_flush();
text_locked_msg();
return;
}
#ifdef FEAT_AUTOCMD
if (curbuf_locked())
return;
#endif
if (wp->w_buffer != curbuf)
reset_VIsual_and_resel();
else if (VIsual_active)
wp->w_cursor = curwin->w_cursor;
#ifdef FEAT_GUI
need_mouse_correct = TRUE;
#endif
win_enter(wp, TRUE);
#ifdef FEAT_CONCEAL
if (win_valid(owp) && owp->w_p_cole > 0 && !msg_scrolled)
update_single_line(owp, owp->w_cursor.lnum);
if (curwin->w_p_cole > 0 && !msg_scrolled)
need_cursor_line_redraw = TRUE;
#endif
}
#if defined(FEAT_PERL) || defined(PROTO)
win_T *
win_find_nr(int winnr)
{
win_T *wp;
FOR_ALL_WINDOWS(wp)
if (--winnr == 0)
break;
return wp;
}
#endif
#if ((defined(FEAT_PYTHON) || defined(FEAT_PYTHON3))) || defined(PROTO)
tabpage_T *
win_find_tabpage(win_T *win)
{
win_T *wp;
tabpage_T *tp;
FOR_ALL_TAB_WINDOWS(tp, wp)
if (wp == win)
return tp;
return NULL;
}
#endif
static void
win_goto_ver(
int up,
long count)
{
frame_T *fr;
frame_T *nfr;
frame_T *foundfr;
foundfr = curwin->w_frame;
while (count--)
{
fr = foundfr;
for (;;)
{
if (fr == topframe)
goto end;
if (up)
nfr = fr->fr_prev;
else
nfr = fr->fr_next;
if (fr->fr_parent->fr_layout == FR_COL && nfr != NULL)
break;
fr = fr->fr_parent;
}
for (;;)
{
if (nfr->fr_layout == FR_LEAF)
{
foundfr = nfr;
break;
}
fr = nfr->fr_child;
if (nfr->fr_layout == FR_ROW)
{
while (fr->fr_next != NULL
&& frame2win(fr)->w_wincol + fr->fr_width
<= curwin->w_wincol + curwin->w_wcol)
fr = fr->fr_next;
}
if (nfr->fr_layout == FR_COL && up)
while (fr->fr_next != NULL)
fr = fr->fr_next;
nfr = fr;
}
}
end:
if (foundfr != NULL)
win_goto(foundfr->fr_win);
}
static void
win_goto_hor(
int left,
long count)
{
frame_T *fr;
frame_T *nfr;
frame_T *foundfr;
foundfr = curwin->w_frame;
while (count--)
{
fr = foundfr;
for (;;)
{
if (fr == topframe)
goto end;
if (left)
nfr = fr->fr_prev;
else
nfr = fr->fr_next;
if (fr->fr_parent->fr_layout == FR_ROW && nfr != NULL)
break;
fr = fr->fr_parent;
}
for (;;)
{
if (nfr->fr_layout == FR_LEAF)
{
foundfr = nfr;
break;
}
fr = nfr->fr_child;
if (nfr->fr_layout == FR_COL)
{
while (fr->fr_next != NULL
&& frame2win(fr)->w_winrow + fr->fr_height
<= curwin->w_winrow + curwin->w_wrow)
fr = fr->fr_next;
}
if (nfr->fr_layout == FR_ROW && left)
while (fr->fr_next != NULL)
fr = fr->fr_next;
nfr = fr;
}
}
end:
if (foundfr != NULL)
win_goto(foundfr->fr_win);
}
void
win_enter(win_T *wp, int undo_sync)
{
win_enter_ext(wp, undo_sync, FALSE, FALSE, TRUE, TRUE);
}
static void
win_enter_ext(
win_T *wp,
int undo_sync,
int curwin_invalid,
int trigger_new_autocmds UNUSED,
int trigger_enter_autocmds UNUSED,
int trigger_leave_autocmds UNUSED)
{
#ifdef FEAT_AUTOCMD
int other_buffer = FALSE;
#endif
if (wp == curwin && !curwin_invalid)
return;
#ifdef FEAT_AUTOCMD
if (!curwin_invalid && trigger_leave_autocmds)
{
if (wp->w_buffer != curbuf)
{
apply_autocmds(EVENT_BUFLEAVE, NULL, NULL, FALSE, curbuf);
other_buffer = TRUE;
if (!win_valid(wp))
return;
}
apply_autocmds(EVENT_WINLEAVE, NULL, NULL, FALSE, curbuf);
if (!win_valid(wp))
return;
# ifdef FEAT_EVAL
if (aborting())
return;
# endif
}
#endif
if (undo_sync && curbuf != wp->w_buffer)
u_sync(FALSE);
update_topline();
if (wp->w_buffer != curbuf)
buf_copy_options(wp->w_buffer, BCO_ENTER | BCO_NOHELP);
if (!curwin_invalid)
{
prevwin = curwin;
curwin->w_redr_status = TRUE;
}
curwin = wp;
curbuf = wp->w_buffer;
check_cursor();
#ifdef FEAT_VIRTUALEDIT
if (!virtual_active())
curwin->w_cursor.coladd = 0;
#endif
changed_line_abv_curs();
if (curwin->w_localdir != NULL)
{
if (globaldir == NULL)
{
char_u cwd[MAXPATHL];
if (mch_dirname(cwd, MAXPATHL) == OK)
globaldir = vim_strsave(cwd);
}
if (mch_chdir((char *)curwin->w_localdir) == 0)
shorten_fnames(TRUE);
}
else if (globaldir != NULL)
{
ignored = mch_chdir((char *)globaldir);
vim_free(globaldir);
globaldir = NULL;
shorten_fnames(TRUE);
}
#ifdef FEAT_AUTOCMD
if (trigger_new_autocmds)
apply_autocmds(EVENT_WINNEW, NULL, NULL, FALSE, curbuf);
if (trigger_enter_autocmds)
{
apply_autocmds(EVENT_WINENTER, NULL, NULL, FALSE, curbuf);
if (other_buffer)
apply_autocmds(EVENT_BUFENTER, NULL, NULL, FALSE, curbuf);
}
#endif
#ifdef FEAT_TITLE
maketitle();
#endif
curwin->w_redr_status = TRUE;
redraw_tabline = TRUE;
if (restart_edit)
redraw_later(VALID);
if (curwin->w_height < p_wh && !curwin->w_p_wfh)
win_setheight((int)p_wh);
else if (curwin->w_height == 0)
win_setheight(1);
if (curwin->w_width < p_wiw && !curwin->w_p_wfw)
win_setwidth((int)p_wiw);
#ifdef FEAT_MOUSE
setmouse();
#endif
DO_AUTOCHDIR
}
win_T *
buf_jump_open_win(buf_T *buf)
{
win_T *wp = NULL;
if (curwin->w_buffer == buf)
wp = curwin;
else
FOR_ALL_WINDOWS(wp)
if (wp->w_buffer == buf)
break;
if (wp != NULL)
win_enter(wp, FALSE);
return wp;
}
win_T *
buf_jump_open_tab(buf_T *buf)
{
win_T *wp = buf_jump_open_win(buf);
tabpage_T *tp;
if (wp != NULL)
return wp;
FOR_ALL_TABPAGES(tp)
if (tp != curtab)
{
for (wp = tp->tp_firstwin; wp != NULL; wp = wp->w_next)
if (wp->w_buffer == buf)
break;
if (wp != NULL)
{
goto_tabpage_win(tp, wp);
if (curwin != wp)
wp = NULL;
break;
}
}
return wp;
}
static int last_win_id = LOWEST_WIN_ID - 1;
static win_T *
win_alloc(win_T *after UNUSED, int hidden UNUSED)
{
win_T *new_wp;
new_wp = (win_T *)alloc_clear((unsigned)sizeof(win_T));
if (new_wp == NULL)
return NULL;
if (win_alloc_lines(new_wp) == FAIL)
{
vim_free(new_wp);
return NULL;
}
new_wp->w_id = ++last_win_id;
#ifdef FEAT_EVAL
new_wp->w_vars = dict_alloc();
if (new_wp->w_vars == NULL)
{
win_free_lsize(new_wp);
vim_free(new_wp);
return NULL;
}
init_var_dict(new_wp->w_vars, &new_wp->w_winvar, VAR_SCOPE);
#endif
#ifdef FEAT_AUTOCMD
block_autocmds();
#endif
if (!hidden)
win_append(after, new_wp);
new_wp->w_wincol = 0;
new_wp->w_width = Columns;
new_wp->w_topline = 1;
#ifdef FEAT_DIFF
new_wp->w_topfill = 0;
#endif
new_wp->w_botline = 2;
new_wp->w_cursor.lnum = 1;
#ifdef FEAT_SCROLLBIND
new_wp->w_scbind_pos = 1;
#endif
new_wp->w_fraction = 0;
new_wp->w_prev_fraction_row = -1;
#ifdef FEAT_GUI
if (gui.in_use)
{
gui_create_scrollbar(&new_wp->w_scrollbars[SBAR_LEFT],
SBAR_LEFT, new_wp);
gui_create_scrollbar(&new_wp->w_scrollbars[SBAR_RIGHT],
SBAR_RIGHT, new_wp);
}
#endif
#ifdef FEAT_FOLDING
foldInitWin(new_wp);
#endif
#ifdef FEAT_AUTOCMD
unblock_autocmds();
#endif
#ifdef FEAT_SEARCH_EXTRA
new_wp->w_match_head = NULL;
new_wp->w_next_match_id = 4;
#endif
return new_wp;
}
static void
win_free(
win_T *wp,
tabpage_T *tp)
{
int i;
buf_T *buf;
wininfo_T *wip;
#ifdef FEAT_FOLDING
clearFolding(wp);
#endif
alist_unlink(wp->w_alist);
#ifdef FEAT_AUTOCMD
block_autocmds();
#endif
#ifdef FEAT_LUA
lua_window_free(wp);
#endif
#ifdef FEAT_MZSCHEME
mzscheme_window_free(wp);
#endif
#ifdef FEAT_PERL
perl_win_free(wp);
#endif
#ifdef FEAT_PYTHON
python_window_free(wp);
#endif
#ifdef FEAT_PYTHON3
python3_window_free(wp);
#endif
#ifdef FEAT_TCL
tcl_window_free(wp);
#endif
#ifdef FEAT_RUBY
ruby_window_free(wp);
#endif
clear_winopt(&wp->w_onebuf_opt);
clear_winopt(&wp->w_allbuf_opt);
#ifdef FEAT_EVAL
vars_clear(&wp->w_vars->dv_hashtab);
hash_init(&wp->w_vars->dv_hashtab);
unref_var_dict(wp->w_vars);
#endif
{
tabpage_T *ttp;
if (prevwin == wp)
prevwin = NULL;
FOR_ALL_TABPAGES(ttp)
if (ttp->tp_prevwin == wp)
ttp->tp_prevwin = NULL;
}
win_free_lsize(wp);
for (i = 0; i < wp->w_tagstacklen; ++i)
vim_free(wp->w_tagstack[i].tagname);
vim_free(wp->w_localdir);
FOR_ALL_BUFFERS(buf)
for (wip = buf->b_wininfo; wip != NULL; wip = wip->wi_next)
if (wip->wi_win == wp)
wip->wi_win = NULL;
#ifdef FEAT_SEARCH_EXTRA
clear_matches(wp);
#endif
#ifdef FEAT_JUMPLIST
free_jumplist(wp);
#endif
#ifdef FEAT_QUICKFIX
qf_free_all(wp);
#endif
#ifdef FEAT_GUI
if (gui.in_use)
{
gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_LEFT]);
gui_mch_destroy_scrollbar(&wp->w_scrollbars[SBAR_RIGHT]);
}
#endif
#ifdef FEAT_MENU
remove_winbar(wp);
#endif
#ifdef FEAT_SYN_HL
vim_free(wp->w_p_cc_cols);
#endif
#ifdef FEAT_AUTOCMD
if (wp != aucmd_win)
#endif
win_remove(wp, tp);
#ifdef FEAT_AUTOCMD
if (autocmd_busy)
{
wp->w_next = au_pending_free_win;
au_pending_free_win = wp;
}
else
#endif
vim_free(wp);
#ifdef FEAT_AUTOCMD
unblock_autocmds();
#endif
}
void
win_append(win_T *after, win_T *wp)
{
win_T *before;
if (after == NULL)
before = firstwin;
else
before = after->w_next;
wp->w_next = before;
wp->w_prev = after;
if (after == NULL)
firstwin = wp;
else
after->w_next = wp;
if (before == NULL)
lastwin = wp;
else
before->w_prev = wp;
}
void
win_remove(
win_T *wp,
tabpage_T *tp)
{
if (wp->w_prev != NULL)
wp->w_prev->w_next = wp->w_next;
else if (tp == NULL)
firstwin = curtab->tp_firstwin = wp->w_next;
else
tp->tp_firstwin = wp->w_next;
if (wp->w_next != NULL)
wp->w_next->w_prev = wp->w_prev;
else if (tp == NULL)
lastwin = curtab->tp_lastwin = wp->w_prev;
else
tp->tp_lastwin = wp->w_prev;
}
static void
frame_append(frame_T *after, frame_T *frp)
{
frp->fr_next = after->fr_next;
after->fr_next = frp;
if (frp->fr_next != NULL)
frp->fr_next->fr_prev = frp;
frp->fr_prev = after;
}
static void
frame_insert(frame_T *before, frame_T *frp)
{
frp->fr_next = before;
frp->fr_prev = before->fr_prev;
before->fr_prev = frp;
if (frp->fr_prev != NULL)
frp->fr_prev->fr_next = frp;
else
frp->fr_parent->fr_child = frp;
}
static void
frame_remove(frame_T *frp)
{
if (frp->fr_prev != NULL)
frp->fr_prev->fr_next = frp->fr_next;
else
frp->fr_parent->fr_child = frp->fr_next;
if (frp->fr_next != NULL)
frp->fr_next->fr_prev = frp->fr_prev;
}
int
win_alloc_lines(win_T *wp)
{
wp->w_lines_valid = 0;
wp->w_lines = (wline_T *)alloc_clear((unsigned)(Rows * sizeof(wline_T)));
if (wp->w_lines == NULL)
return FAIL;
return OK;
}
void
win_free_lsize(win_T *wp)
{
if (wp != NULL)
{
vim_free(wp->w_lines);
wp->w_lines = NULL;
}
}
void
shell_new_rows(void)
{
int h = (int)ROWS_AVAIL;
if (firstwin == NULL)
return;
if (h < frame_minheight(topframe, NULL))
h = frame_minheight(topframe, NULL);
frame_new_height(topframe, h, FALSE, TRUE);
if (!frame_check_height(topframe, h))
frame_new_height(topframe, h, FALSE, FALSE);
(void)win_comp_pos();
compute_cmdrow();
curtab->tp_ch_used = p_ch;
#if 0
if (p_ea)
win_equal(curwin, FALSE, 'v');
#endif
}
void
shell_new_columns(void)
{
if (firstwin == NULL)
return;
frame_new_width(topframe, (int)Columns, FALSE, TRUE);
if (!frame_check_width(topframe, Columns))
frame_new_width(topframe, (int)Columns, FALSE, FALSE);
(void)win_comp_pos();
#if 0
if (p_ea)
win_equal(curwin, FALSE, 'h');
#endif
}
#if defined(FEAT_CMDWIN) || defined(PROTO)
void
win_size_save(garray_T *gap)
{
win_T *wp;
ga_init2(gap, (int)sizeof(int), 1);
if (ga_grow(gap, win_count() * 2) == OK)
FOR_ALL_WINDOWS(wp)
{
((int *)gap->ga_data)[gap->ga_len++] =
wp->w_width + wp->w_vsep_width;
((int *)gap->ga_data)[gap->ga_len++] = wp->w_height;
}
}
void
win_size_restore(garray_T *gap)
{
win_T *wp;
int i, j;
if (win_count() * 2 == gap->ga_len)
{
for (j = 0; j < 2; ++j)
{
i = 0;
FOR_ALL_WINDOWS(wp)
{
frame_setwidth(wp->w_frame, ((int *)gap->ga_data)[i++]);
win_setheight_win(((int *)gap->ga_data)[i++], wp);
}
}
(void)win_comp_pos();
}
}
#endif
int
win_comp_pos(void)
{
int row = tabline_height();
int col = 0;
frame_comp_pos(topframe, &row, &col);
return row;
}
static void
frame_comp_pos(frame_T *topfrp, int *row, int *col)
{
win_T *wp;
frame_T *frp;
int startcol;
int startrow;
wp = topfrp->fr_win;
if (wp != NULL)
{
if (wp->w_winrow != *row || wp->w_wincol != *col)
{
wp->w_winrow = *row;
wp->w_wincol = *col;
redraw_win_later(wp, NOT_VALID);
wp->w_redr_status = TRUE;
}
*row += wp->w_height + wp->w_status_height;
*col += wp->w_width + wp->w_vsep_width;
}
else
{
startrow = *row;
startcol = *col;
for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
{
if (topfrp->fr_layout == FR_ROW)
*row = startrow;
else
*col = startcol;
frame_comp_pos(frp, row, col);
}
}
}
void
win_setheight(int height)
{
win_setheight_win(height, curwin);
}
void
win_setheight_win(int height, win_T *win)
{
int row;
if (win == curwin)
{
if (height < p_wmh)
height = p_wmh;
if (height == 0)
height = 1;
}
frame_setheight(win->w_frame, height + win->w_status_height);
row = win_comp_pos();
if (full_screen && msg_scrolled == 0 && row < cmdline_row)
screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0);
cmdline_row = row;
msg_row = row;
msg_col = 0;
redraw_all_later(NOT_VALID);
}
static void
frame_setheight(frame_T *curfrp, int height)
{
int room;
int take;
int room_cmdline;
int run;
frame_T *frp;
int h;
int room_reserved;
if (curfrp->fr_height == height)
return;
if (curfrp->fr_parent == NULL)
{
if (height > ROWS_AVAIL)
height = ROWS_AVAIL;
if (height > 0)
frame_new_height(curfrp, height, FALSE, FALSE);
}
else if (curfrp->fr_parent->fr_layout == FR_ROW)
{
h = frame_minheight(curfrp->fr_parent, NULL);
if (height < h)
height = h;
frame_setheight(curfrp->fr_parent, height);
}
else
{
for (run = 1; run <= 2; ++run)
{
room = 0;
room_reserved = 0;
for (frp = curfrp->fr_parent->fr_child; frp != NULL;
frp = frp->fr_next)
{
if (frp != curfrp
&& frp->fr_win != NULL
&& frp->fr_win->w_p_wfh)
room_reserved += frp->fr_height;
room += frp->fr_height;
if (frp != curfrp)
room -= frame_minheight(frp, NULL);
}
if (curfrp->fr_width != Columns)
room_cmdline = 0;
else
{
room_cmdline = Rows - p_ch - (lastwin->w_winrow
+ lastwin->w_height + lastwin->w_status_height);
if (room_cmdline < 0)
room_cmdline = 0;
}
if (height <= room + room_cmdline)
break;
if (run == 2 || curfrp->fr_width == Columns)
{
if (height > room + room_cmdline)
height = room + room_cmdline;
break;
}
frame_setheight(curfrp->fr_parent, height
+ frame_minheight(curfrp->fr_parent, NOWIN) - (int)p_wmh - 1);
}
take = height - curfrp->fr_height;
if (height > room + room_cmdline - room_reserved)
room_reserved = room + room_cmdline - height;
if (take < 0 && room - curfrp->fr_height < room_reserved)
room_reserved = 0;
if (take > 0 && room_cmdline > 0)
{
if (take < room_cmdline)
room_cmdline = take;
take -= room_cmdline;
topframe->fr_height += room_cmdline;
}
frame_new_height(curfrp, height, FALSE, FALSE);
for (run = 0; run < 2; ++run)
{
if (run == 0)
frp = curfrp->fr_next;
else
frp = curfrp->fr_prev;
while (frp != NULL && take != 0)
{
h = frame_minheight(frp, NULL);
if (room_reserved > 0
&& frp->fr_win != NULL
&& frp->fr_win->w_p_wfh)
{
if (room_reserved >= frp->fr_height)
room_reserved -= frp->fr_height;
else
{
if (frp->fr_height - room_reserved > take)
room_reserved = frp->fr_height - take;
take -= frp->fr_height - room_reserved;
frame_new_height(frp, room_reserved, FALSE, FALSE);
room_reserved = 0;
}
}
else
{
if (frp->fr_height - take < h)
{
take -= frp->fr_height - h;
frame_new_height(frp, h, FALSE, FALSE);
}
else
{
frame_new_height(frp, frp->fr_height - take,
FALSE, FALSE);
take = 0;
}
}
if (run == 0)
frp = frp->fr_next;
else
frp = frp->fr_prev;
}
}
}
}
void
win_setwidth(int width)
{
win_setwidth_win(width, curwin);
}
void
win_setwidth_win(int width, win_T *wp)
{
if (wp == curwin)
{
if (width < p_wmw)
width = p_wmw;
if (width == 0)
width = 1;
}
frame_setwidth(wp->w_frame, width + wp->w_vsep_width);
(void)win_comp_pos();
redraw_all_later(NOT_VALID);
}
static void
frame_setwidth(frame_T *curfrp, int width)
{
int room;
int take;
int run;
frame_T *frp;
int w;
int room_reserved;
if (curfrp->fr_width == width)
return;
if (curfrp->fr_parent == NULL)
return;
if (curfrp->fr_parent->fr_layout == FR_COL)
{
w = frame_minwidth(curfrp->fr_parent, NULL);
if (width < w)
width = w;
frame_setwidth(curfrp->fr_parent, width);
}
else
{
for (run = 1; run <= 2; ++run)
{
room = 0;
room_reserved = 0;
for (frp = curfrp->fr_parent->fr_child; frp != NULL;
frp = frp->fr_next)
{
if (frp != curfrp
&& frp->fr_win != NULL
&& frp->fr_win->w_p_wfw)
room_reserved += frp->fr_width;
room += frp->fr_width;
if (frp != curfrp)
room -= frame_minwidth(frp, NULL);
}
if (width <= room)
break;
if (run == 2 || curfrp->fr_height >= ROWS_AVAIL)
{
if (width > room)
width = room;
break;
}
frame_setwidth(curfrp->fr_parent, width
+ frame_minwidth(curfrp->fr_parent, NOWIN) - (int)p_wmw - 1);
}
take = width - curfrp->fr_width;
if (width > room - room_reserved)
room_reserved = room - width;
if (take < 0 && room - curfrp->fr_width < room_reserved)
room_reserved = 0;
frame_new_width(curfrp, width, FALSE, FALSE);
for (run = 0; run < 2; ++run)
{
if (run == 0)
frp = curfrp->fr_next;
else
frp = curfrp->fr_prev;
while (frp != NULL && take != 0)
{
w = frame_minwidth(frp, NULL);
if (room_reserved > 0
&& frp->fr_win != NULL
&& frp->fr_win->w_p_wfw)
{
if (room_reserved >= frp->fr_width)
room_reserved -= frp->fr_width;
else
{
if (frp->fr_width - room_reserved > take)
room_reserved = frp->fr_width - take;
take -= frp->fr_width - room_reserved;
frame_new_width(frp, room_reserved, FALSE, FALSE);
room_reserved = 0;
}
}
else
{
if (frp->fr_width - take < w)
{
take -= frp->fr_width - w;
frame_new_width(frp, w, FALSE, FALSE);
}
else
{
frame_new_width(frp, frp->fr_width - take,
FALSE, FALSE);
take = 0;
}
}
if (run == 0)
frp = frp->fr_next;
else
frp = frp->fr_prev;
}
}
}
}
void
win_setminheight(void)
{
int room;
int first = TRUE;
win_T *wp;
while (p_wmh > 0)
{
room = -p_wh;
FOR_ALL_WINDOWS(wp)
room += wp->w_height - p_wmh;
if (room >= 0)
break;
--p_wmh;
if (first)
{
EMSG(_(e_noroom));
first = FALSE;
}
}
}
#if defined(FEAT_MOUSE) || defined(PROTO)
void
win_drag_status_line(win_T *dragwin, int offset)
{
frame_T *curfr;
frame_T *fr;
int room;
int row;
int up;
int n;
fr = dragwin->w_frame;
curfr = fr;
if (fr != topframe)
{
fr = fr->fr_parent;
if (fr->fr_layout != FR_COL)
{
curfr = fr;
if (fr != topframe)
fr = fr->fr_parent;
}
}
while (curfr != topframe && curfr->fr_next == NULL)
{
if (fr != topframe)
fr = fr->fr_parent;
curfr = fr;
if (fr != topframe)
fr = fr->fr_parent;
}
if (offset < 0)
{
up = TRUE;
offset = -offset;
if (fr == curfr)
{
room = fr->fr_height - frame_minheight(fr, NULL);
}
else
{
room = 0;
for (fr = fr->fr_child; ; fr = fr->fr_next)
{
room += fr->fr_height - frame_minheight(fr, NULL);
if (fr == curfr)
break;
}
}
fr = curfr->fr_next;
}
else
{
up = FALSE;
room = Rows - cmdline_row;
if (curfr->fr_next == NULL)
room -= 1;
else
room -= p_ch;
if (room < 0)
room = 0;
for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next)
room += fr->fr_height - frame_minheight(fr, NULL);
fr = curfr;
}
if (room < offset)
offset = room;
if (offset <= 0)
return;
if (fr != NULL)
frame_new_height(fr, fr->fr_height + offset, up, FALSE);
if (up)
fr = curfr;
else
fr = curfr->fr_next;
while (fr != NULL && offset > 0)
{
n = frame_minheight(fr, NULL);
if (fr->fr_height - offset <= n)
{
offset -= fr->fr_height - n;
frame_new_height(fr, n, !up, FALSE);
}
else
{
frame_new_height(fr, fr->fr_height - offset, !up, FALSE);
break;
}
if (up)
fr = fr->fr_prev;
else
fr = fr->fr_next;
}
row = win_comp_pos();
screen_fill(row, cmdline_row, 0, (int)Columns, ' ', ' ', 0);
cmdline_row = row;
p_ch = Rows - cmdline_row;
if (p_ch < 1)
p_ch = 1;
curtab->tp_ch_used = p_ch;
redraw_all_later(SOME_VALID);
showmode();
}
void
win_drag_vsep_line(win_T *dragwin, int offset)
{
frame_T *curfr;
frame_T *fr;
int room;
int left;
int n;
fr = dragwin->w_frame;
if (fr == topframe)
return;
curfr = fr;
fr = fr->fr_parent;
if (fr->fr_layout != FR_ROW)
{
if (fr == topframe)
return;
curfr = fr;
fr = fr->fr_parent;
}
while (curfr->fr_next == NULL)
{
if (fr == topframe)
break;
curfr = fr;
fr = fr->fr_parent;
if (fr != topframe)
{
curfr = fr;
fr = fr->fr_parent;
}
}
if (offset < 0)
{
left = TRUE;
offset = -offset;
room = 0;
for (fr = fr->fr_child; ; fr = fr->fr_next)
{
room += fr->fr_width - frame_minwidth(fr, NULL);
if (fr == curfr)
break;
}
fr = curfr->fr_next;
}
else
{
left = FALSE;
room = 0;
for (fr = curfr->fr_next; fr != NULL; fr = fr->fr_next)
room += fr->fr_width - frame_minwidth(fr, NULL);
fr = curfr;
}
if (room < offset)
offset = room;
if (offset <= 0)
return;
if (fr == NULL)
return;
frame_new_width(fr, fr->fr_width + offset, left, FALSE);
if (left)
fr = curfr;
else
fr = curfr->fr_next;
while (fr != NULL && offset > 0)
{
n = frame_minwidth(fr, NULL);
if (fr->fr_width - offset <= n)
{
offset -= fr->fr_width - n;
frame_new_width(fr, n, !left, FALSE);
}
else
{
frame_new_width(fr, fr->fr_width - offset, !left, FALSE);
break;
}
if (left)
fr = fr->fr_prev;
else
fr = fr->fr_next;
}
(void)win_comp_pos();
redraw_all_later(NOT_VALID);
}
#endif
#define FRACTION_MULT 16384L
void
set_fraction(win_T *wp)
{
wp->w_fraction = ((long)wp->w_wrow * FRACTION_MULT
+ wp->w_height / 2) / (long)wp->w_height;
}
void
win_new_height(win_T *wp, int height)
{
int prev_height = wp->w_height;
if (height < 0)
height = 0;
if (wp->w_height == height)
return;
if (wp->w_height > 0)
{
if (wp == curwin)
validate_cursor();
if (wp->w_height != prev_height)
return;
if (wp->w_wrow != wp->w_prev_fraction_row)
set_fraction(wp);
}
wp->w_height = height;
wp->w_skipcol = 0;
if (!exiting)
scroll_to_fraction(wp, prev_height);
}
void
scroll_to_fraction(win_T *wp, int prev_height)
{
linenr_T lnum;
int sline, line_size;
int height = wp->w_height;
if (height > 0
#ifdef FEAT_SCROLLBIND
&& (!wp->w_p_scb || wp == curwin)
#endif
)
{
lnum = wp->w_cursor.lnum;
if (lnum < 1)
lnum = 1;
wp->w_wrow = ((long)wp->w_fraction * (long)height - 1L
+ FRACTION_MULT / 2) / FRACTION_MULT;
line_size = plines_win_col(wp, lnum, (long)(wp->w_cursor.col)) - 1;
sline = wp->w_wrow - line_size;
if (sline >= 0)
{
int rows = plines_win(wp, lnum, FALSE);
if (sline > wp->w_height - rows)
{
sline = wp->w_height - rows;
wp->w_wrow -= rows - line_size;
}
}
if (sline < 0)
{
wp->w_wrow = line_size;
if (wp->w_wrow >= wp->w_height
&& (wp->w_width - win_col_off(wp)) > 0)
{
wp->w_skipcol += wp->w_width - win_col_off(wp);
--wp->w_wrow;
while (wp->w_wrow >= wp->w_height)
{
wp->w_skipcol += wp->w_width - win_col_off(wp)
+ win_col_off2(wp);
--wp->w_wrow;
}
}
set_topline(wp, lnum);
}
else if (sline > 0)
{
while (sline > 0 && lnum > 1)
{
#ifdef FEAT_FOLDING
hasFoldingWin(wp, lnum, &lnum, NULL, TRUE, NULL);
if (lnum == 1)
{
line_size = 1;
--sline;
break;
}
#endif
--lnum;
#ifdef FEAT_DIFF
if (lnum == wp->w_topline)
line_size = plines_win_nofill(wp, lnum, TRUE)
+ wp->w_topfill;
else
#endif
line_size = plines_win(wp, lnum, TRUE);
sline -= line_size;
}
if (sline < 0)
{
#ifdef FEAT_FOLDING
hasFoldingWin(wp, lnum, NULL, &lnum, TRUE, NULL);
#endif
lnum++;
wp->w_wrow -= line_size + sline;
}
else if (sline > 0)
{
lnum = 1;
wp->w_wrow -= sline;
}
set_topline(wp, lnum);
}
}
if (wp == curwin)
{
if (p_so)
update_topline();
curs_columns(FALSE);
}
if (prev_height > 0)
wp->w_prev_fraction_row = wp->w_wrow;
win_comp_scroll(wp);
redraw_win_later(wp, SOME_VALID);
wp->w_redr_status = TRUE;
invalidate_botline_win(wp);
}
void
win_new_width(win_T *wp, int width)
{
wp->w_width = width;
wp->w_lines_valid = 0;
changed_line_abv_curs_win(wp);
invalidate_botline_win(wp);
if (wp == curwin)
{
update_topline();
curs_columns(TRUE);
}
redraw_win_later(wp, NOT_VALID);
wp->w_redr_status = TRUE;
}
void
win_comp_scroll(win_T *wp)
{
wp->w_p_scr = ((unsigned)wp->w_height >> 1);
if (wp->w_p_scr == 0)
wp->w_p_scr = 1;
}
void
command_height(void)
{
int h;
frame_T *frp;
int old_p_ch = curtab->tp_ch_used;
curtab->tp_ch_used = p_ch;
frp = lastwin->w_frame;
while (frp->fr_width != Columns && frp->fr_parent != NULL)
frp = frp->fr_parent;
while (frp->fr_prev != NULL && frp->fr_layout == FR_LEAF
&& frp->fr_win->w_p_wfh)
frp = frp->fr_prev;
if (starting != NO_SCREEN)
{
cmdline_row = Rows - p_ch;
if (p_ch > old_p_ch)
{
while (p_ch > old_p_ch)
{
if (frp == NULL)
{
EMSG(_(e_noroom));
p_ch = old_p_ch;
curtab->tp_ch_used = p_ch;
cmdline_row = Rows - p_ch;
break;
}
h = frp->fr_height - frame_minheight(frp, NULL);
if (h > p_ch - old_p_ch)
h = p_ch - old_p_ch;
old_p_ch += h;
frame_add_height(frp, -h);
frp = frp->fr_prev;
}
(void)win_comp_pos();
if (full_screen)
screen_fill((int)(cmdline_row), (int)Rows, 0,
(int)Columns, ' ', ' ', 0);
msg_row = cmdline_row;
redraw_cmdline = TRUE;
return;
}
if (msg_row < cmdline_row)
msg_row = cmdline_row;
redraw_cmdline = TRUE;
}
frame_add_height(frp, (int)(old_p_ch - p_ch));
if (frp != lastwin->w_frame)
(void)win_comp_pos();
}
static void
frame_add_height(frame_T *frp, int n)
{
frame_new_height(frp, frp->fr_height + n, FALSE, FALSE);
for (;;)
{
frp = frp->fr_parent;
if (frp == NULL)
break;
frp->fr_height += n;
}
}
void
last_status(
int morewin)
{
last_status_rec(topframe, (p_ls == 2
|| (p_ls == 1 && (morewin || !ONE_WINDOW))));
}
static void
last_status_rec(frame_T *fr, int statusline)
{
frame_T *fp;
win_T *wp;
if (fr->fr_layout == FR_LEAF)
{
wp = fr->fr_win;
if (wp->w_status_height != 0 && !statusline)
{
win_new_height(wp, wp->w_height + 1);
wp->w_status_height = 0;
comp_col();
}
else if (wp->w_status_height == 0 && statusline)
{
fp = fr;
while (fp->fr_height <= frame_minheight(fp, NULL))
{
if (fp == topframe)
{
EMSG(_(e_noroom));
return;
}
if (fp->fr_parent->fr_layout == FR_COL && fp->fr_prev != NULL)
fp = fp->fr_prev;
else
fp = fp->fr_parent;
}
wp->w_status_height = 1;
if (fp != fr)
{
frame_new_height(fp, fp->fr_height - 1, FALSE, FALSE);
frame_fix_height(wp);
(void)win_comp_pos();
}
else
win_new_height(wp, wp->w_height - 1);
comp_col();
redraw_all_later(SOME_VALID);
}
}
else if (fr->fr_layout == FR_ROW)
{
for (fp = fr->fr_child; fp != NULL; fp = fp->fr_next)
last_status_rec(fp, statusline);
}
else
{
for (fp = fr->fr_child; fp->fr_next != NULL; fp = fp->fr_next)
;
last_status_rec(fp, statusline);
}
}
int
tabline_height(void)
{
#ifdef FEAT_GUI_TABLINE
if (gui_use_tabline())
return 0;
#endif
switch (p_stal)
{
case 0: return 0;
case 1: return (first_tabpage->tp_next == NULL) ? 0 : 1;
}
return 1;
}
#if defined(FEAT_SEARCHPATH) || defined(PROTO)
char_u *
grab_file_name(long count, linenr_T *file_lnum)
{
int options = FNAME_MESS|FNAME_EXP|FNAME_REL|FNAME_UNESC;
if (VIsual_active)
{
int len;
char_u *ptr;
if (get_visual_text(NULL, &ptr, &len) == FAIL)
return NULL;
return find_file_name_in_path(ptr, len, options,
count, curbuf->b_ffname);
}
return file_name_at_cursor(options | FNAME_HYP, count, file_lnum);
}
char_u *
file_name_at_cursor(int options, long count, linenr_T *file_lnum)
{
return file_name_in_line(ml_get_curline(),
curwin->w_cursor.col, options, count, curbuf->b_ffname,
file_lnum);
}
char_u *
file_name_in_line(
char_u *line,
int col,
int options,
long count,
char_u *rel_fname,
linenr_T *file_lnum)
{
char_u *ptr;
int len;
ptr = line + col;
while (*ptr != NUL && !vim_isfilec(*ptr))
MB_PTR_ADV(ptr);
if (*ptr == NUL)
{
if (options & FNAME_MESS)
EMSG(_("E446: No file name under cursor"));
return NULL;
}
while (ptr > line)
{
#ifdef FEAT_MBYTE
if (has_mbyte && (len = (*mb_head_off)(line, ptr - 1)) > 0)
ptr -= len + 1;
else
#endif
if (vim_isfilec(ptr[-1])
|| ((options & FNAME_HYP) && path_is_url(ptr - 1)))
--ptr;
else
break;
}
len = 0;
while (vim_isfilec(ptr[len]) || (ptr[len] == '\\' && ptr[len + 1] == ' ')
|| ((options & FNAME_HYP) && path_is_url(ptr + len)))
{
if (ptr[len] == '\\')
++len;
#ifdef FEAT_MBYTE
if (has_mbyte)
len += (*mb_ptr2len)(ptr + len);
else
#endif
++len;
}
if (len > 2 && vim_strchr((char_u *)".,:;!", ptr[len - 1]) != NULL
&& ptr[len - 2] != '.')
--len;
if (file_lnum != NULL)
{
char_u *p;
p = ptr + len;
p = skipwhite(p);
if (*p != NUL)
{
if (!isdigit(*p))
++p;
p = skipwhite(p);
if (isdigit(*p))
*file_lnum = (int)getdigits(&p);
}
}
return find_file_name_in_path(ptr, len, options, count, rel_fname);
}
# if defined(FEAT_FIND_ID) && defined(FEAT_EVAL)
static char_u *eval_includeexpr(char_u *ptr, int len);
static char_u *
eval_includeexpr(char_u *ptr, int len)
{
char_u *res;
set_vim_var_string(VV_FNAME, ptr, len);
res = eval_to_string_safe(curbuf->b_p_inex, NULL,
was_set_insecurely((char_u *)"includeexpr", OPT_LOCAL));
set_vim_var_string(VV_FNAME, NULL, 0);
return res;
}
#endif
char_u *
find_file_name_in_path(
char_u *ptr,
int len,
int options,
long count,
char_u *rel_fname)
{
char_u *file_name;
int c;
# if defined(FEAT_FIND_ID) && defined(FEAT_EVAL)
char_u *tofree = NULL;
if ((options & FNAME_INCL) && *curbuf->b_p_inex != NUL)
{
tofree = eval_includeexpr(ptr, len);
if (tofree != NULL)
{
ptr = tofree;
len = (int)STRLEN(ptr);
}
}
# endif
if (options & FNAME_EXP)
{
file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS,
TRUE, rel_fname);
# if defined(FEAT_FIND_ID) && defined(FEAT_EVAL)
if (file_name == NULL
&& !(options & FNAME_INCL) && *curbuf->b_p_inex != NUL)
{
tofree = eval_includeexpr(ptr, len);
if (tofree != NULL)
{
ptr = tofree;
len = (int)STRLEN(ptr);
file_name = find_file_in_path(ptr, len, options & ~FNAME_MESS,
TRUE, rel_fname);
}
}
# endif
if (file_name == NULL && (options & FNAME_MESS))
{
c = ptr[len];
ptr[len] = NUL;
EMSG2(_("E447: Can't find file \"%s\" in path"), ptr);
ptr[len] = c;
}
while (file_name != NULL && --count > 0)
{
vim_free(file_name);
file_name = find_file_in_path(ptr, len, options, FALSE, rel_fname);
}
}
else
file_name = vim_strnsave(ptr, len);
# if defined(FEAT_FIND_ID) && defined(FEAT_EVAL)
vim_free(tofree);
# endif
return file_name;
}
#endif
static int
path_is_url(char_u *p)
{
if (STRNCMP(p, "://", (size_t)3) == 0)
return URL_SLASH;
else if (STRNCMP(p, ":\\\\", (size_t)3) == 0)
return URL_BACKSLASH;
return 0;
}
int
path_with_url(char_u *fname)
{
char_u *p;
for (p = fname; isalpha(*p); ++p)
;
return path_is_url(p);
}
int
vim_isAbsName(char_u *name)
{
return (path_with_url(name) != 0 || mch_isFullName(name));
}
int
vim_FullName(
char_u *fname,
char_u *buf,
int len,
int force)
{
int retval = OK;
int url;
*buf = NUL;
if (fname == NULL)
return FAIL;
url = path_with_url(fname);
if (!url)
retval = mch_FullName(fname, buf, len, force);
if (url || retval == FAIL)
{
vim_strncpy(buf, fname, len - 1);
}
#if defined(MSWIN)
slash_adjust(buf);
#endif
return retval;
}
int
min_rows(void)
{
int total;
tabpage_T *tp;
int n;
if (firstwin == NULL)
return MIN_LINES;
total = 0;
FOR_ALL_TABPAGES(tp)
{
n = frame_minheight(tp->tp_topframe, NULL);
if (total < n)
total = n;
}
total += tabline_height();
total += 1;
return total;
}
int
only_one_window(void)
{
int count = 0;
win_T *wp;
if (first_tabpage->tp_next != NULL)
return FALSE;
FOR_ALL_WINDOWS(wp)
if (wp->w_buffer != NULL
&& (!((bt_help(wp->w_buffer) && !bt_help(curbuf))
# ifdef FEAT_QUICKFIX
|| wp->w_p_pvw
# endif
) || wp == curwin)
# ifdef FEAT_AUTOCMD
&& wp != aucmd_win
# endif
)
++count;
return (count <= 1);
}
void
check_lnums(int do_curwin)
{
win_T *wp;
tabpage_T *tp;
FOR_ALL_TAB_WINDOWS(tp, wp)
if ((do_curwin || wp != curwin) && wp->w_buffer == curbuf)
{
if (wp->w_cursor.lnum > curbuf->b_ml.ml_line_count)
wp->w_cursor.lnum = curbuf->b_ml.ml_line_count;
if (wp->w_topline > curbuf->b_ml.ml_line_count)
wp->w_topline = curbuf->b_ml.ml_line_count;
}
}
void
make_snapshot(int idx)
{
clear_snapshot(curtab, idx);
make_snapshot_rec(topframe, &curtab->tp_snapshot[idx]);
}
static void
make_snapshot_rec(frame_T *fr, frame_T **frp)
{
*frp = (frame_T *)alloc_clear((unsigned)sizeof(frame_T));
if (*frp == NULL)
return;
(*frp)->fr_layout = fr->fr_layout;
(*frp)->fr_width = fr->fr_width;
(*frp)->fr_height = fr->fr_height;
if (fr->fr_next != NULL)
make_snapshot_rec(fr->fr_next, &((*frp)->fr_next));
if (fr->fr_child != NULL)
make_snapshot_rec(fr->fr_child, &((*frp)->fr_child));
if (fr->fr_layout == FR_LEAF && fr->fr_win == curwin)
(*frp)->fr_win = curwin;
}
static void
clear_snapshot(tabpage_T *tp, int idx)
{
clear_snapshot_rec(tp->tp_snapshot[idx]);
tp->tp_snapshot[idx] = NULL;
}
static void
clear_snapshot_rec(frame_T *fr)
{
if (fr != NULL)
{
clear_snapshot_rec(fr->fr_next);
clear_snapshot_rec(fr->fr_child);
vim_free(fr);
}
}
void
restore_snapshot(
int idx,
int close_curwin)
{
win_T *wp;
if (curtab->tp_snapshot[idx] != NULL
&& curtab->tp_snapshot[idx]->fr_width == topframe->fr_width
&& curtab->tp_snapshot[idx]->fr_height == topframe->fr_height
&& check_snapshot_rec(curtab->tp_snapshot[idx], topframe) == OK)
{
wp = restore_snapshot_rec(curtab->tp_snapshot[idx], topframe);
win_comp_pos();
if (wp != NULL && close_curwin)
win_goto(wp);
redraw_all_later(CLEAR);
}
clear_snapshot(curtab, idx);
}
static int
check_snapshot_rec(frame_T *sn, frame_T *fr)
{
if (sn->fr_layout != fr->fr_layout
|| (sn->fr_next == NULL) != (fr->fr_next == NULL)
|| (sn->fr_child == NULL) != (fr->fr_child == NULL)
|| (sn->fr_next != NULL
&& check_snapshot_rec(sn->fr_next, fr->fr_next) == FAIL)
|| (sn->fr_child != NULL
&& check_snapshot_rec(sn->fr_child, fr->fr_child) == FAIL)
|| (sn->fr_win != NULL && !win_valid(sn->fr_win)))
return FAIL;
return OK;
}
static win_T *
restore_snapshot_rec(frame_T *sn, frame_T *fr)
{
win_T *wp = NULL;
win_T *wp2;
fr->fr_height = sn->fr_height;
fr->fr_width = sn->fr_width;
if (fr->fr_layout == FR_LEAF)
{
frame_new_height(fr, fr->fr_height, FALSE, FALSE);
frame_new_width(fr, fr->fr_width, FALSE, FALSE);
wp = sn->fr_win;
}
if (sn->fr_next != NULL)
{
wp2 = restore_snapshot_rec(sn->fr_next, fr->fr_next);
if (wp2 != NULL)
wp = wp2;
}
if (sn->fr_child != NULL)
{
wp2 = restore_snapshot_rec(sn->fr_child, fr->fr_child);
if (wp2 != NULL)
wp = wp2;
}
return wp;
}
#if defined(FEAT_EVAL) || defined(FEAT_PYTHON) || defined(FEAT_PYTHON3) \
|| defined(PROTO)
int
switch_win(
win_T **save_curwin,
tabpage_T **save_curtab,
win_T *win,
tabpage_T *tp,
int no_display)
{
# ifdef FEAT_AUTOCMD
block_autocmds();
# endif
*save_curwin = curwin;
if (tp != NULL)
{
*save_curtab = curtab;
if (no_display)
{
curtab->tp_firstwin = firstwin;
curtab->tp_lastwin = lastwin;
curtab = tp;
firstwin = curtab->tp_firstwin;
lastwin = curtab->tp_lastwin;
}
else
goto_tabpage_tp(tp, FALSE, FALSE);
}
if (!win_valid(win))
return FAIL;
curwin = win;
curbuf = curwin->w_buffer;
return OK;
}
void
restore_win(
win_T *save_curwin UNUSED,
tabpage_T *save_curtab UNUSED,
int no_display UNUSED)
{
if (save_curtab != NULL && valid_tabpage(save_curtab))
{
if (no_display)
{
curtab->tp_firstwin = firstwin;
curtab->tp_lastwin = lastwin;
curtab = save_curtab;
firstwin = curtab->tp_firstwin;
lastwin = curtab->tp_lastwin;
}
else
goto_tabpage_tp(save_curtab, FALSE, FALSE);
}
if (win_valid(save_curwin))
{
curwin = save_curwin;
curbuf = curwin->w_buffer;
}
# ifdef FEAT_AUTOCMD
unblock_autocmds();
# endif
}
void
switch_buffer(bufref_T *save_curbuf, buf_T *buf)
{
# ifdef FEAT_AUTOCMD
block_autocmds();
# endif
set_bufref(save_curbuf, curbuf);
--curbuf->b_nwindows;
curbuf = buf;
curwin->w_buffer = buf;
++curbuf->b_nwindows;
}
void
restore_buffer(bufref_T *save_curbuf)
{
# ifdef FEAT_AUTOCMD
unblock_autocmds();
# endif
if (bufref_valid(save_curbuf))
{
--curbuf->b_nwindows;
curwin->w_buffer = save_curbuf->br_buf;
curbuf = save_curbuf->br_buf;
++curbuf->b_nwindows;
}
}
#endif
#if defined(FEAT_GUI) || defined(PROTO)
int
win_hasvertsplit(void)
{
frame_T *fr;
if (topframe->fr_layout == FR_ROW)
return TRUE;
if (topframe->fr_layout == FR_COL)
for (fr = topframe->fr_child; fr != NULL; fr = fr->fr_next)
if (fr->fr_layout == FR_ROW)
return TRUE;
return FALSE;
}
#endif
#if defined(FEAT_SEARCH_EXTRA) || defined(PROTO)
int
match_add(
win_T *wp,
char_u *grp,
char_u *pat,
int prio,
int id,
list_T *pos_list,
char_u *conceal_char UNUSED)
{
matchitem_T *cur;
matchitem_T *prev;
matchitem_T *m;
int hlg_id;
regprog_T *regprog = NULL;
int rtype = SOME_VALID;
if (*grp == NUL || (pat != NULL && *pat == NUL))
return -1;
if (id < -1 || id == 0)
{
EMSGN(_("E799: Invalid ID: %ld (must be greater than or equal to 1)"), id);
return -1;
}
if (id != -1)
{
cur = wp->w_match_head;
while (cur != NULL)
{
if (cur->id == id)
{
EMSGN(_("E801: ID already taken: %ld"), id);
return -1;
}
cur = cur->next;
}
}
if ((hlg_id = syn_namen2id(grp, (int)STRLEN(grp))) == 0)
{
EMSG2(_(e_nogroup), grp);
return -1;
}
if (pat != NULL && (regprog = vim_regcomp(pat, RE_MAGIC)) == NULL)
{
EMSG2(_(e_invarg2), pat);
return -1;
}
while (id == -1)
{
cur = wp->w_match_head;
while (cur != NULL && cur->id != wp->w_next_match_id)
cur = cur->next;
if (cur == NULL)
id = wp->w_next_match_id;
wp->w_next_match_id++;
}
m = (matchitem_T *)alloc_clear(sizeof(matchitem_T));
m->id = id;
m->priority = prio;
m->pattern = pat == NULL ? NULL : vim_strsave(pat);
m->hlg_id = hlg_id;
m->match.regprog = regprog;
m->match.rmm_ic = FALSE;
m->match.rmm_maxcol = 0;
# if defined(FEAT_CONCEAL) && defined(FEAT_MBYTE)
m->conceal_char = 0;
if (conceal_char != NULL)
m->conceal_char = (*mb_ptr2char)(conceal_char);
# endif
if (pos_list != NULL)
{
linenr_T toplnum = 0;
linenr_T botlnum = 0;
listitem_T *li;
int i;
for (i = 0, li = pos_list->lv_first; li != NULL && i < MAXPOSMATCH;
i++, li = li->li_next)
{
linenr_T lnum = 0;
colnr_T col = 0;
int len = 1;
list_T *subl;
listitem_T *subli;
int error = FALSE;
if (li->li_tv.v_type == VAR_LIST)
{
subl = li->li_tv.vval.v_list;
if (subl == NULL)
goto fail;
subli = subl->lv_first;
if (subli == NULL)
goto fail;
lnum = get_tv_number_chk(&subli->li_tv, &error);
if (error == TRUE)
goto fail;
if (lnum == 0)
{
--i;
continue;
}
m->pos.pos[i].lnum = lnum;
subli = subli->li_next;
if (subli != NULL)
{
col = get_tv_number_chk(&subli->li_tv, &error);
if (error == TRUE)
goto fail;
subli = subli->li_next;
if (subli != NULL)
{
len = get_tv_number_chk(&subli->li_tv, &error);
if (error == TRUE)
goto fail;
}
}
m->pos.pos[i].col = col;
m->pos.pos[i].len = len;
}
else if (li->li_tv.v_type == VAR_NUMBER)
{
if (li->li_tv.vval.v_number == 0)
{
--i;
continue;
}
m->pos.pos[i].lnum = li->li_tv.vval.v_number;
m->pos.pos[i].col = 0;
m->pos.pos[i].len = 0;
}
else
{
EMSG(_("List or number required"));
goto fail;
}
if (toplnum == 0 || lnum < toplnum)
toplnum = lnum;
if (botlnum == 0 || lnum >= botlnum)
botlnum = lnum + 1;
}
if (toplnum != 0)
{
if (wp->w_buffer->b_mod_set)
{
if (wp->w_buffer->b_mod_top > toplnum)
wp->w_buffer->b_mod_top = toplnum;
if (wp->w_buffer->b_mod_bot < botlnum)
wp->w_buffer->b_mod_bot = botlnum;
}
else
{
wp->w_buffer->b_mod_set = TRUE;
wp->w_buffer->b_mod_top = toplnum;
wp->w_buffer->b_mod_bot = botlnum;
wp->w_buffer->b_mod_xlines = 0;
}
m->pos.toplnum = toplnum;
m->pos.botlnum = botlnum;
rtype = VALID;
}
}
cur = wp->w_match_head;
prev = cur;
while (cur != NULL && prio >= cur->priority)
{
prev = cur;
cur = cur->next;
}
if (cur == prev)
wp->w_match_head = m;
else
prev->next = m;
m->next = cur;
redraw_later(rtype);
return id;
fail:
vim_free(m);
return -1;
}
int
match_delete(win_T *wp, int id, int perr)
{
matchitem_T *cur = wp->w_match_head;
matchitem_T *prev = cur;
int rtype = SOME_VALID;
if (id < 1)
{
if (perr == TRUE)
EMSGN(_("E802: Invalid ID: %ld (must be greater than or equal to 1)"),
id);
return -1;
}
while (cur != NULL && cur->id != id)
{
prev = cur;
cur = cur->next;
}
if (cur == NULL)
{
if (perr == TRUE)
EMSGN(_("E803: ID not found: %ld"), id);
return -1;
}
if (cur == prev)
wp->w_match_head = cur->next;
else
prev->next = cur->next;
vim_regfree(cur->match.regprog);
vim_free(cur->pattern);
if (cur->pos.toplnum != 0)
{
if (wp->w_buffer->b_mod_set)
{
if (wp->w_buffer->b_mod_top > cur->pos.toplnum)
wp->w_buffer->b_mod_top = cur->pos.toplnum;
if (wp->w_buffer->b_mod_bot < cur->pos.botlnum)
wp->w_buffer->b_mod_bot = cur->pos.botlnum;
}
else
{
wp->w_buffer->b_mod_set = TRUE;
wp->w_buffer->b_mod_top = cur->pos.toplnum;
wp->w_buffer->b_mod_bot = cur->pos.botlnum;
wp->w_buffer->b_mod_xlines = 0;
}
rtype = VALID;
}
vim_free(cur);
redraw_later(rtype);
return 0;
}
void
clear_matches(win_T *wp)
{
matchitem_T *m;
while (wp->w_match_head != NULL)
{
m = wp->w_match_head->next;
vim_regfree(wp->w_match_head->match.regprog);
vim_free(wp->w_match_head->pattern);
vim_free(wp->w_match_head);
wp->w_match_head = m;
}
redraw_later(SOME_VALID);
}
matchitem_T *
get_match(win_T *wp, int id)
{
matchitem_T *cur = wp->w_match_head;
while (cur != NULL && cur->id != id)
cur = cur->next;
return cur;
}
#endif
#if defined(FEAT_PYTHON) || defined(FEAT_PYTHON3) || defined(PROTO)
int
get_win_number(win_T *wp, win_T *first_win)
{
int i = 1;
win_T *w;
for (w = first_win; w != NULL && w != wp; w = W_NEXT(w))
++i;
if (w == NULL)
return 0;
else
return i;
}
int
get_tab_number(tabpage_T *tp UNUSED)
{
int i = 1;
tabpage_T *t;
for (t = first_tabpage; t != NULL && t != tp; t = t->tp_next)
++i;
if (t == NULL)
return 0;
else
return i;
}
#endif
static int
frame_check_height(frame_T *topfrp, int height)
{
frame_T *frp;
if (topfrp->fr_height != height)
return FALSE;
if (topfrp->fr_layout == FR_ROW)
for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
if (frp->fr_height != height)
return FALSE;
return TRUE;
}
static int
frame_check_width(frame_T *topfrp, int width)
{
frame_T *frp;
if (topfrp->fr_width != width)
return FALSE;
if (topfrp->fr_layout == FR_COL)
for (frp = topfrp->fr_child; frp != NULL; frp = frp->fr_next)
if (frp->fr_width != width)
return FALSE;
return TRUE;
}
#if defined(FEAT_EVAL) || defined(PROTO)
int
win_getid(typval_T *argvars)
{
int winnr;
win_T *wp;
if (argvars[0].v_type == VAR_UNKNOWN)
return curwin->w_id;
winnr = get_tv_number(&argvars[0]);
if (winnr > 0)
{
if (argvars[1].v_type == VAR_UNKNOWN)
wp = firstwin;
else
{
tabpage_T *tp;
int tabnr = get_tv_number(&argvars[1]);
FOR_ALL_TABPAGES(tp)
if (--tabnr == 0)
break;
if (tp == NULL)
return -1;
if (tp == curtab)
wp = firstwin;
else
wp = tp->tp_firstwin;
}
for ( ; wp != NULL; wp = wp->w_next)
if (--winnr == 0)
return wp->w_id;
}
return 0;
}
int
win_gotoid(typval_T *argvars)
{
win_T *wp;
tabpage_T *tp;
int id = get_tv_number(&argvars[0]);
FOR_ALL_TAB_WINDOWS(tp, wp)
if (wp->w_id == id)
{
goto_tabpage_win(tp, wp);
return 1;
}
return 0;
}
void
win_id2tabwin(typval_T *argvars, list_T *list)
{
win_T *wp;
tabpage_T *tp;
int winnr = 1;
int tabnr = 1;
int id = get_tv_number(&argvars[0]);
FOR_ALL_TABPAGES(tp)
{
FOR_ALL_WINDOWS_IN_TAB(tp, wp)
{
if (wp->w_id == id)
{
list_append_number(list, tabnr);
list_append_number(list, winnr);
return;
}
++winnr;
}
++tabnr;
winnr = 1;
}
list_append_number(list, 0);
list_append_number(list, 0);
}
win_T *
win_id2wp(typval_T *argvars)
{
win_T *wp;
tabpage_T *tp;
int id = get_tv_number(&argvars[0]);
FOR_ALL_TAB_WINDOWS(tp, wp)
if (wp->w_id == id)
return wp;
return NULL;
}
int
win_id2win(typval_T *argvars)
{
win_T *wp;
int nr = 1;
int id = get_tv_number(&argvars[0]);
FOR_ALL_WINDOWS(wp)
{
if (wp->w_id == id)
return nr;
++nr;
}
return 0;
}
void
win_findbuf(typval_T *argvars, list_T *list)
{
win_T *wp;
tabpage_T *tp;
int bufnr = get_tv_number(&argvars[0]);
FOR_ALL_TAB_WINDOWS(tp, wp)
if (wp->w_buffer->b_fnum == bufnr)
list_append_number(list, wp->w_id);
}
#endif