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/* Overlay/Transparency
* #Keywords: GtkOverlay, GtkSnapshot
*
* Blur the background behind an overlay.
*/
#include <gtk/gtk.h>
#include "bluroverlay.h"
GtkWidget *
do_transparent (GtkWidget *do_widget)
{
static GtkWidget *window = NULL;
if (!window)
{
GtkWidget *overlay;
GtkWidget *button;
GtkWidget *label;
GtkWidget *picture;
window = gtk_window_new ();
gtk_window_set_display (GTK_WINDOW (window),
gtk_widget_get_display (do_widget));
gtk_window_set_default_size (GTK_WINDOW (window), 450, 450);
g_object_add_weak_pointer (G_OBJECT (window), (gpointer *)&window);
gtk_window_set_title (GTK_WINDOW (window), "Transparency");
overlay = blur_overlay_new ();
gtk_window_set_child (GTK_WINDOW (window), overlay);
button = gtk_button_new_with_label ("Don't click this button!");
label = gtk_button_get_child (GTK_BUTTON (button));
gtk_widget_set_margin_start (label, 50);
gtk_widget_set_margin_end (label, 50);
gtk_widget_set_margin_top (label, 50);
gtk_widget_set_margin_bottom (label, 50);
gtk_widget_set_opacity (button, 0.7);
gtk_widget_set_halign (button, GTK_ALIGN_FILL);
gtk_widget_set_valign (button, GTK_ALIGN_START);
blur_overlay_add_overlay (BLUR_OVERLAY (overlay), button, 5.0);
button = gtk_button_new_with_label ("Maybe this one?");
label = gtk_button_get_child (GTK_BUTTON (button));
gtk_widget_set_margin_start (label, 50);
gtk_widget_set_margin_end (label, 50);
gtk_widget_set_margin_top (label, 50);
gtk_widget_set_margin_bottom (label, 50);
gtk_widget_set_opacity (button, 0.7);
gtk_widget_set_halign (button, GTK_ALIGN_FILL);
gtk_widget_set_valign (button, GTK_ALIGN_END);
blur_overlay_add_overlay (BLUR_OVERLAY (overlay), button, 5.0);
picture = gtk_picture_new_for_resource ("/transparent/portland-rose.jpg");
blur_overlay_set_child (BLUR_OVERLAY (overlay), picture);
}
if (!gtk_widget_get_visible (window))
gtk_widget_show (window);
else
gtk_window_destroy (GTK_WINDOW (window));
return window;
}
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