RenderThemeGtk.cpp [plain text]
#include "config.h"
#include "RenderThemeGtk.h"
#include "CSSValueKeywords.h"
#include "FontDescription.h"
#include "GRefPtrGtk.h"
#include "PlatformScreen.h"
#include <gtk/gtk.h>
#include <wtf/glib/GUniquePtr.h>
namespace WebCore {
RenderTheme& RenderTheme::singleton()
{
static MainThreadNeverDestroyed<RenderThemeGtk> theme;
return theme;
}
void RenderThemeGtk::updateCachedSystemFontDescription(CSSValueID, FontCascadeDescription& fontDescription) const
{
GtkSettings* settings = gtk_settings_get_default();
if (!settings)
return;
GUniqueOutPtr<gchar> fontName;
g_object_get(settings, "gtk-font-name", &fontName.outPtr(), nullptr);
if (!fontName || !fontName.get()[0])
return;
PangoFontDescription* pangoDescription = pango_font_description_from_string(fontName.get());
if (!pangoDescription)
return;
fontDescription.setOneFamily(pango_font_description_get_family(pangoDescription));
int size = pango_font_description_get_size(pangoDescription) / PANGO_SCALE;
if (!pango_font_description_get_size_is_absolute(pangoDescription))
size = size * (screenDPI() / 72.0);
fontDescription.setSpecifiedSize(size);
fontDescription.setIsAbsoluteSize(true);
fontDescription.setWeight(normalWeightValue());
fontDescription.setItalic(FontSelectionValue());
pango_font_description_free(pangoDescription);
}
Seconds RenderThemeGtk::caretBlinkInterval() const
{
gboolean shouldBlink;
gint time;
g_object_get(gtk_settings_get_default(), "gtk-cursor-blink", &shouldBlink, "gtk-cursor-blink-time", &time, nullptr);
return shouldBlink ? 500_us * time : 0_s;
}
}