/*
* Strategy to painting a Widget:
* 1.) do not paint if there is no GtkWidget set
* 2.) We assume that GTK_NO_WINDOW is set and that geometryChanged positioned
* the widget correctly. ATM we do not honor the GraphicsContext translation.
*/
void Widget::paint(GraphicsContext* context, const IntRect&)
{
if (!gtkWidget())
return;
GtkWidget* widget = gtkWidget();
ASSERT(GTK_WIDGET_NO_WINDOW(widget));
GdkEvent* event = gdk_event_new(GDK_EXPOSE);
event->expose = *context->gdkExposeEvent();
event->expose.region = gtk_widget_region_intersect(widget, event->expose.region);
/*
* This will be unref'ed by gdk_event_free.
*/
g_object_ref(event->expose.window);
/*
* If we are going to paint do the translation and GtkAllocation manipulation.
*/
if (!gdk_region_empty(event->expose.region)) {
gdk_region_get_clipbox(event->expose.region, &event->expose.area);
gtk_widget_send_expose(widget, event);
}
gdk_event_free(event);
}
// Get size of the arrow controls in a GtkSpinButton
int QGtkStylePrivate::getSpinboxArrowSize() const
{
const int MIN_ARROW_WIDTH = 6;
GtkWidget *spinButton = gtkWidget("GtkSpinButton");
GtkStyle *style = QGtkStylePrivate::gtk_widget_get_style(spinButton);
gint size = pango_font_description_get_size (style->font_desc);
gint arrow_size;
arrow_size = qMax(PANGO_PIXELS (size), MIN_ARROW_WIDTH) + style->xthickness;
arrow_size += arrow_size%2 + 1;
return arrow_size;
}
void QGtkStylePrivate::applyCustomPaletteHash()
{
QPalette menuPal = gtkWidgetPalette("GtkMenu");
GdkColor gdkBg = QGtkStylePrivate::gtk_widget_get_style(gtkWidget("GtkMenu"))->bg[GTK_STATE_NORMAL];
QColor bgColor(gdkBg.red>>8, gdkBg.green>>8, gdkBg.blue>>8);
menuPal.setBrush(QPalette::Base, bgColor);
menuPal.setBrush(QPalette::Window, bgColor);
qApp->setPalette(menuPal, "QMenu");
QPalette toolbarPal = gtkWidgetPalette("GtkToolbar");
qApp->setPalette(toolbarPal, "QToolBar");
QPalette menuBarPal = gtkWidgetPalette("GtkMenuBar");
qApp->setPalette(menuBarPal, "QMenuBar");
}
void Widget::hide()
{
if (!gtkWidget())
return;
gtk_widget_hide(gtkWidget());
}
void Widget::show()
{
if (!gtkWidget())
return;
gtk_widget_show(gtkWidget());
}
void Widget::setFocus()
{
gtk_widget_grab_focus(gtkWidget() ? gtkWidget() : GTK_WIDGET(containingWindow()));
}
/*! \internal
* Returns the gtk Widget that should be used to determine text foreground and background colors.
*/
GtkWidget* QGtkStylePrivate::getTextColorWidget() const
{
return gtkWidget("GtkEntry");
}
