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demos/gtk-demo/offscreen_window2.c: Use accessor functions to access GtkWidget

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This commit is contained in:
Javier Jardón 2010-08-16 00:37:02 +02:00
parent 4011b70928
commit 5bf0ed62d7
1 changed files with 33 additions and 22 deletions
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55
demos/gtk-demo/offscreen_window2.c
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@ -126,7 +126,7 @@ pick_offscreen_child (GdkWindow *offscreen_window,
{
to_child (bin, widget_x, widget_y, &x, &y);
child_area = bin->child->allocation;
gtk_widget_get_allocation (bin->child, &child_area);
if (x >= 0 && x < child_area.width &&
y >= 0 && y < child_area.height)
@ -162,6 +162,9 @@ static void
gtk_mirror_bin_realize (GtkWidget *widget)
{
GtkMirrorBin *bin = GTK_MIRROR_BIN (widget);
GtkAllocation allocation;
GtkStyle *style;
GdkWindow *window;
GdkWindowAttr attributes;
gint attributes_mask;
guint border_width;
@ -169,12 +172,13 @@ gtk_mirror_bin_realize (GtkWidget *widget)
gtk_widget_set_realized (widget, TRUE);
gtk_widget_get_allocation (widget, &allocation);
border_width = gtk_container_get_border_width (GTK_CONTAINER (widget));
attributes.x = widget->allocation.x + border_width;
attributes.y = widget->allocation.y + border_width;
attributes.width = widget->allocation.width - 2 * border_width;
attributes.height = widget->allocation.height - 2 * border_width;
attributes.x = allocation.x + border_width;
attributes.y = allocation.y + border_width;
attributes.width = allocation.width - 2 * border_width;
attributes.height = allocation.height - 2 * border_width;
attributes.window_type = GDK_WINDOW_CHILD;
attributes.event_mask = gtk_widget_get_events (widget)
| GDK_EXPOSURE_MASK
@ -191,10 +195,11 @@ gtk_mirror_bin_realize (GtkWidget *widget)
attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
widget->window = gdk_window_new (gtk_widget_get_parent_window (widget),
&attributes, attributes_mask);
gdk_window_set_user_data (widget->window, widget);
g_signal_connect (widget->window, "pick-embedded-child",
window = gdk_window_new (gtk_widget_get_parent_window (widget),
&attributes, attributes_mask);
gtk_widget_set_window (widget, window);
gdk_window_set_user_data (window, widget);
g_signal_connect (window, "pick-embedded-child",
G_CALLBACK (pick_offscreen_child), bin);
attributes.window_type = GDK_WINDOW_OFFSCREEN;
@ -202,24 +207,27 @@ gtk_mirror_bin_realize (GtkWidget *widget)
child_requisition.width = child_requisition.height = 0;
if (bin->child && gtk_widget_get_visible (bin->child))
{
attributes.width = bin->child->allocation.width;
attributes.height = bin->child->allocation.height;
GtkAllocation child_allocation;
gtk_widget_get_allocation (bin->child, &child_allocation);
attributes.width = child_allocation.width;
attributes.height = child_allocation.height;
}
bin->offscreen_window = gdk_window_new (gtk_widget_get_root_window (widget),
&attributes, attributes_mask);
gdk_window_set_user_data (bin->offscreen_window, widget);
if (bin->child)
gtk_widget_set_parent_window (bin->child, bin->offscreen_window);
gdk_offscreen_window_set_embedder (bin->offscreen_window, widget->window);
gdk_offscreen_window_set_embedder (bin->offscreen_window, window);
g_signal_connect (bin->offscreen_window, "to-embedder",
G_CALLBACK (offscreen_window_to_parent), bin);
g_signal_connect (bin->offscreen_window, "from-embedder",
G_CALLBACK (offscreen_window_from_parent), bin);
widget->style = gtk_style_attach (widget->style, widget->window);
gtk_style_set_background (widget->style, widget->window, GTK_STATE_NORMAL);
gtk_style_set_background (widget->style, bin->offscreen_window, GTK_STATE_NORMAL);
gtk_widget_style_attach (widget);
style = gtk_widget_get_style (widget);
gtk_style_set_background (style, window, GTK_STATE_NORMAL);
gtk_style_set_background (style, bin->offscreen_window, GTK_STATE_NORMAL);
gdk_window_show (bin->offscreen_window);
}
@ -323,7 +331,7 @@ gtk_mirror_bin_size_allocate (GtkWidget *widget,
gint w, h;
guint border_width;
widget->allocation = *allocation;
gtk_widget_set_allocation (widget, allocation);
border_width = gtk_container_get_border_width (GTK_CONTAINER (widget));
@ -331,7 +339,7 @@ gtk_mirror_bin_size_allocate (GtkWidget *widget,
h = allocation->height - border_width * 2;
if (gtk_widget_get_realized (widget))
gdk_window_move_resize (widget->window,
gdk_window_move_resize (gtk_widget_get_window (widget),
allocation->x + border_width,
allocation->y + border_width,
w, h);
@ -360,7 +368,8 @@ static gboolean
gtk_mirror_bin_damage (GtkWidget *widget,
GdkEventExpose *event)
{
gdk_window_invalidate_rect (widget->window, NULL, FALSE);
gdk_window_invalidate_rect (gtk_widget_get_window (widget),
NULL, FALSE);
return TRUE;
}
@ -370,11 +379,13 @@ gtk_mirror_bin_expose (GtkWidget *widget,
GdkEventExpose *event)
{
GtkMirrorBin *bin = GTK_MIRROR_BIN (widget);
GdkWindow *window;
gint width, height;
if (gtk_widget_is_drawable (widget))
{
if (event->window == widget->window)
window = gtk_widget_get_window (widget);
if (event->window == window)
{
GdkPixmap *pixmap;
cairo_t *cr;
@ -386,7 +397,7 @@ gtk_mirror_bin_expose (GtkWidget *widget,
pixmap = gdk_offscreen_window_get_pixmap (bin->offscreen_window);
gdk_drawable_get_size (pixmap, &width, &height);
cr = gdk_cairo_create (widget->window);
cr = gdk_cairo_create (window);
cairo_save (cr);
@ -426,7 +437,7 @@ gtk_mirror_bin_expose (GtkWidget *widget,
}
else if (event->window == bin->offscreen_window)
{
gtk_paint_flat_box (widget->style, event->window,
gtk_paint_flat_box (gtk_widget_get_style (widget), event->window,
GTK_STATE_NORMAL, GTK_SHADOW_NONE,
&event->area, widget, "blah",
0, 0, -1, -1);