/* * Copyright (C) 2004, 2005, 2006, 2008 Apple Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #import "config.h" #import "Widget.h" #import "BlockExceptions.h" #import "Cursor.h" #import "Document.h" #import "Font.h" #import "Frame.h" #import "GraphicsContext.h" #import "Page.h" #import "PlatformMouseEvent.h" #import "ScrollView.h" #import "WAKScrollView.h" #import "WAKView.h" #import "WAKWindow.h" #import "WebCoreFrameView.h" #import "WebCoreView.h" #import <wtf/RetainPtr.h> @interface NSView (WebSetSelectedMethods) - (void)setIsSelected:(BOOL)isSelected; - (void)webPlugInSetIsSelected:(BOOL)isSelected; @end namespace WebCore { static void safeRemoveFromSuperview(NSView *view) { // FIXME: we should probably change the first responder of the window if // it is a descendant of the view we remove. // See: <rdar://problem/10360186> [view removeFromSuperview]; } Widget::Widget(NSView* view) { init(view); } Widget::~Widget() { releasePlatformWidget(); } // FIXME: Should move this to Chrome; bad layering that this knows about Frame. void Widget::setFocus(bool focused) { UNUSED_PARAM(focused); } void Widget::setCursor(const Cursor&) { } void Widget::show() { if (isSelfVisible()) return; setSelfVisible(true); BEGIN_BLOCK_OBJC_EXCEPTIONS; [getOuterView() setHidden:NO]; END_BLOCK_OBJC_EXCEPTIONS; } void Widget::hide() { if (!isSelfVisible()) return; setSelfVisible(false); BEGIN_BLOCK_OBJC_EXCEPTIONS; [getOuterView() setHidden:YES]; END_BLOCK_OBJC_EXCEPTIONS; } IntRect Widget::frameRect() const { if (!platformWidget()) return m_frame; BEGIN_BLOCK_OBJC_EXCEPTIONS; return enclosingIntRect([getOuterView() frame]); END_BLOCK_OBJC_EXCEPTIONS; return m_frame; } void Widget::setFrameRect(const IntRect &rect) { m_frame = rect; BEGIN_BLOCK_OBJC_EXCEPTIONS; NSView *v = getOuterView(); NSRect f = rect; if (!NSEqualRects(f, [v frame])) { [v setFrame:f]; [v setNeedsDisplay: NO]; } END_BLOCK_OBJC_EXCEPTIONS; } NSView* Widget::getOuterView() const { NSView* view = platformWidget(); // If this widget's view is a WebCoreFrameScrollView then we // resize its containing view, a WebFrameView. if ([view conformsToProtocol:@protocol(WebCoreFrameScrollView)]) { view = [view superview]; ASSERT(view); } return view; } void Widget::paint(GraphicsContext* p, const IntRect& r) { if (p->paintingDisabled()) return; NSView *view = getOuterView(); CGContextRef cgContext = p->platformContext(); CGContextSaveGState(cgContext); NSRect viewFrame = [view frame]; NSRect viewBounds = [view bounds]; CGContextTranslateCTM(cgContext, viewFrame.origin.x - viewBounds.origin.x, viewFrame.origin.y - viewBounds.origin.y); BEGIN_BLOCK_OBJC_EXCEPTIONS; [view displayRectIgnoringOpacity:[view convertRect:r fromView:[view superview]] inContext:cgContext]; END_BLOCK_OBJC_EXCEPTIONS; CGContextRestoreGState(cgContext); } void Widget::setIsSelected(bool /*isSelected*/) { } void Widget::addToSuperview(NSView *view) { BEGIN_BLOCK_OBJC_EXCEPTIONS; ASSERT(view); NSView *subview = getOuterView(); if (!subview) return; ASSERT(![view isDescendantOf:subview]); if ([subview superview] != view) [view addSubview:subview]; END_BLOCK_OBJC_EXCEPTIONS; } void Widget::removeFromSuperview() { BEGIN_BLOCK_OBJC_EXCEPTIONS; safeRemoveFromSuperview(getOuterView()); END_BLOCK_OBJC_EXCEPTIONS; } IntRect Widget::convertFromRootToContainingWindow(const Widget* rootWidget, const IntRect& rect) { if (!rootWidget->platformWidget()) return rect; BEGIN_BLOCK_OBJC_EXCEPTIONS; ASSERT([rootWidget->platformWidget() isKindOfClass:[NSScrollView class]]); WAKScrollView *view = static_cast<WAKScrollView *>(rootWidget->platformWidget()); if (WAKView *documentView = [view documentView]) return enclosingIntRect([documentView convertRect:rect toView:nil]); return enclosingIntRect([view convertRect:rect toView:nil]); END_BLOCK_OBJC_EXCEPTIONS; return rect; } IntRect Widget::convertFromContainingWindowToRoot(const Widget* rootWidget, const IntRect& rect) { if (!rootWidget->platformWidget()) return rect; BEGIN_BLOCK_OBJC_EXCEPTIONS; ASSERT([rootWidget->platformWidget() isKindOfClass:[NSScrollView class]]); WAKScrollView *view = static_cast<WAKScrollView *>(rootWidget->platformWidget()); if (WAKView *documentView = [view documentView]) return enclosingIntRect([documentView convertRect:rect fromView:nil]); return enclosingIntRect([view convertRect:rect fromView:nil]); END_BLOCK_OBJC_EXCEPTIONS; return rect; } IntPoint Widget::convertFromRootToContainingWindow(const Widget* rootWidget, const IntPoint& point) { if (!rootWidget->platformWidget()) return point; BEGIN_BLOCK_OBJC_EXCEPTIONS; ASSERT([rootWidget->platformWidget() isKindOfClass:[NSScrollView class]]); WAKScrollView *view = static_cast<WAKScrollView *>(rootWidget->platformWidget()); NSPoint convertedPoint; if (WAKView *documentView = [view documentView]) convertedPoint = [documentView convertPoint:point toView:nil]; else convertedPoint = [view convertPoint:point toView:nil]; return IntPoint(roundf(convertedPoint.x), roundf(convertedPoint.y)); END_BLOCK_OBJC_EXCEPTIONS; return point; } IntPoint Widget::convertFromContainingWindowToRoot(const Widget* rootWidget, const IntPoint& point) { if (!rootWidget->platformWidget()) return point; BEGIN_BLOCK_OBJC_EXCEPTIONS; ASSERT([rootWidget->platformWidget() isKindOfClass:[NSScrollView class]]); WAKScrollView *view = static_cast<WAKScrollView *>(rootWidget->platformWidget()); NSPoint convertedPoint; if (WAKView *documentView = [view documentView]) convertedPoint = IntPoint([documentView convertPoint:point fromView:nil]); else convertedPoint = IntPoint([view convertPoint:point fromView:nil]); return IntPoint(roundf(convertedPoint.x), roundf(convertedPoint.y)); END_BLOCK_OBJC_EXCEPTIONS; return point; } NSView *Widget::platformWidget() const { return m_widget.get(); } void Widget::setPlatformWidget(NSView *widget) { if (widget == m_widget) return; m_widget = widget; } }