forked from AuroraMiddleware/gtk
demos/gtk-demo/offscreen_window.c: Use accessor functions to access GtkWidget
This commit is contained in:
Javier Jardón
parent
8c4783da05
commit
4011b70928
@ -74,7 +74,7 @@ to_child (GtkRotatedBin *bin,
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s = sin (bin->angle);
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c = cos (bin->angle);
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child_area = bin->child->allocation;
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gtk_widget_get_allocation (bin->child, &child_area);
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w = c * child_area.width + s * child_area.height;
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h = s * child_area.width + c * child_area.height;
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@ -114,7 +114,7 @@ to_parent (GtkRotatedBin *bin,
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s = sin (bin->angle);
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c = cos (bin->angle);
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child_area = bin->child->allocation;
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gtk_widget_get_allocation (bin->child, &child_area);
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w = c * child_area.width + s * child_area.height;
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h = s * child_area.width + c * child_area.height;
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@ -188,7 +188,7 @@ pick_offscreen_child (GdkWindow *offscreen_window,
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{
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to_child (bin, widget_x, widget_y, &x, &y);
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child_area = bin->child->allocation;
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gtk_widget_get_allocation (bin->child, &child_area);
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if (x >= 0 && x < child_area.width &&
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y >= 0 && y < child_area.height)
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@ -224,6 +224,9 @@ static void
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gtk_rotated_bin_realize (GtkWidget *widget)
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{
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GtkRotatedBin *bin = GTK_ROTATED_BIN (widget);
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GtkAllocation allocation;
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GtkStyle *style;
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GdkWindow *window;
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GdkWindowAttr attributes;
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gint attributes_mask;
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guint border_width;
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@ -231,12 +234,13 @@ gtk_rotated_bin_realize (GtkWidget *widget)
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gtk_widget_set_realized (widget, TRUE);
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gtk_widget_get_allocation (widget, &allocation);
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border_width = gtk_container_get_border_width (GTK_CONTAINER (widget));
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attributes.x = widget->allocation.x + border_width;
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attributes.y = widget->allocation.y + border_width;
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attributes.width = widget->allocation.width - 2 * border_width;
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attributes.height = widget->allocation.height - 2 * border_width;
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attributes.x = allocation.x + border_width;
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attributes.y = allocation.y + border_width;
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attributes.width = allocation.width - 2 * border_width;
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attributes.height = allocation.height - 2 * border_width;
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attributes.window_type = GDK_WINDOW_CHILD;
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attributes.event_mask = gtk_widget_get_events (widget)
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| GDK_EXPOSURE_MASK
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@ -253,10 +257,11 @@ gtk_rotated_bin_realize (GtkWidget *widget)
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attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_VISUAL | GDK_WA_COLORMAP;
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widget->window = gdk_window_new (gtk_widget_get_parent_window (widget),
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&attributes, attributes_mask);
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gdk_window_set_user_data (widget->window, widget);
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g_signal_connect (widget->window, "pick-embedded-child",
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window = gdk_window_new (gtk_widget_get_parent_window (widget),
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&attributes, attributes_mask);
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gtk_widget_set_window (widget, window);
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gdk_window_set_user_data (window, widget);
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g_signal_connect (window, "pick-embedded-child",
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G_CALLBACK (pick_offscreen_child), bin);
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attributes.window_type = GDK_WINDOW_OFFSCREEN;
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@ -264,24 +269,27 @@ gtk_rotated_bin_realize (GtkWidget *widget)
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child_requisition.width = child_requisition.height = 0;
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if (bin->child && gtk_widget_get_visible (bin->child))
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{
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attributes.width = bin->child->allocation.width;
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attributes.height = bin->child->allocation.height;
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GtkAllocation child_allocation;
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gtk_widget_get_allocation (bin->child, &child_allocation);
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attributes.width = child_allocation.width;
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attributes.height = child_allocation.height;
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}
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bin->offscreen_window = gdk_window_new (gtk_widget_get_root_window (widget),
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&attributes, attributes_mask);
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gdk_window_set_user_data (bin->offscreen_window, widget);
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if (bin->child)
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gtk_widget_set_parent_window (bin->child, bin->offscreen_window);
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gdk_offscreen_window_set_embedder (bin->offscreen_window, widget->window);
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gdk_offscreen_window_set_embedder (bin->offscreen_window, window);
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g_signal_connect (bin->offscreen_window, "to-embedder",
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G_CALLBACK (offscreen_window_to_parent), bin);
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g_signal_connect (bin->offscreen_window, "from-embedder",
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G_CALLBACK (offscreen_window_from_parent), bin);
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widget->style = gtk_style_attach (widget->style, widget->window);
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gtk_style_set_background (widget->style, widget->window, GTK_STATE_NORMAL);
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gtk_style_set_background (widget->style, bin->offscreen_window, GTK_STATE_NORMAL);
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gtk_widget_style_attach (widget);
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style = gtk_widget_get_style (widget);
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gtk_style_set_background (style, window, GTK_STATE_NORMAL);
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gtk_style_set_background (style, bin->offscreen_window, GTK_STATE_NORMAL);
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gdk_window_show (bin->offscreen_window);
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}
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@ -405,7 +413,7 @@ gtk_rotated_bin_size_allocate (GtkWidget *widget,
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gint w, h;
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gdouble s, c;
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widget->allocation = *allocation;
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gtk_widget_set_allocation (widget, allocation);
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border_width = gtk_container_get_border_width (GTK_CONTAINER (widget));
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@ -413,7 +421,7 @@ gtk_rotated_bin_size_allocate (GtkWidget *widget,
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h = allocation->height - border_width * 2;
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if (gtk_widget_get_realized (widget))
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gdk_window_move_resize (widget->window,
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gdk_window_move_resize (gtk_widget_get_window (widget),
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allocation->x + border_width,
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allocation->y + border_width,
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w, h);
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@ -454,7 +462,8 @@ static gboolean
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gtk_rotated_bin_damage (GtkWidget *widget,
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GdkEventExpose *event)
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{
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gdk_window_invalidate_rect (widget->window, NULL, FALSE);
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gdk_window_invalidate_rect (gtk_widget_get_window (widget),
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NULL, FALSE);
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return TRUE;
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}
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@ -464,13 +473,15 @@ gtk_rotated_bin_expose (GtkWidget *widget,
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GdkEventExpose *event)
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{
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GtkRotatedBin *bin = GTK_ROTATED_BIN (widget);
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GdkWindow *window;
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gint width, height;
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gdouble s, c;
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gdouble w, h;
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if (gtk_widget_is_drawable (widget))
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{
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if (event->window == widget->window)
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window = gtk_widget_get_window (widget);
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if (event->window == window)
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{
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GdkPixmap *pixmap;
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GtkAllocation child_area;
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@ -479,9 +490,9 @@ gtk_rotated_bin_expose (GtkWidget *widget,
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if (bin->child && gtk_widget_get_visible (bin->child))
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{
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pixmap = gdk_offscreen_window_get_pixmap (bin->offscreen_window);
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child_area = bin->child->allocation;
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gtk_widget_get_allocation (bin->child, &child_area);
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cr = gdk_cairo_create (widget->window);
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cr = gdk_cairo_create (window);
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/* transform */
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s = sin (bin->angle);
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@ -507,7 +518,7 @@ gtk_rotated_bin_expose (GtkWidget *widget,
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}
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else if (event->window == bin->offscreen_window)
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{
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gtk_paint_flat_box (widget->style, event->window,
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gtk_paint_flat_box (gtk_widget_get_style (widget), event->window,
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GTK_STATE_NORMAL, GTK_SHADOW_NONE,
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&event->area, widget, "blah",
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0, 0, -1, -1);
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