Files
gtk/demos/gtk-demo/css_accordion.c
Benjamin Otte 8a7119c2ec stylecontext: Make stylesheet APIs take StyleSheet objects
It's the only type of GtkStyleProvider we have left.

Also, drop the priority argument, use the StyleSheet's priority instead.
2020-02-18 15:26:09 +01:00

76 lines
2.5 KiB
C

/* Theming/CSS Accordion
*
* A simple accordion demo written using CSS transitions and multiple backgrounds
*
*/
#include <gtk/gtk.h>
static void
destroy_provider (GtkWidget *window,
GtkCssStyleSheet *stylesheet)
{
gtk_style_context_remove_style_sheet_for_display (gtk_widget_get_display (window), stylesheet);
}
GtkWidget *
do_css_accordion (GtkWidget *do_widget)
{
static GtkWidget *window = NULL;
if (!window)
{
GtkWidget *container, *styled_box, *child;
GtkCssStyleSheet *stylesheet;
window = gtk_window_new ();
gtk_window_set_title (GTK_WINDOW (window), "CSS Accordion");
gtk_window_set_transient_for (GTK_WINDOW (window), GTK_WINDOW (do_widget));
gtk_window_set_default_size (GTK_WINDOW (window), 600, 300);
g_signal_connect (window, "destroy",
G_CALLBACK (gtk_widget_destroyed), &window);
styled_box = gtk_frame_new (NULL);
gtk_container_add (GTK_CONTAINER (window), styled_box);
gtk_widget_add_css_class (styled_box, "accordion");
container = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0);
gtk_widget_set_halign (container, GTK_ALIGN_CENTER);
gtk_widget_set_valign (container, GTK_ALIGN_CENTER);
gtk_container_add (GTK_CONTAINER (styled_box), container);
child = gtk_button_new_with_label ("This");
gtk_container_add (GTK_CONTAINER (container), child);
child = gtk_button_new_with_label ("Is");
gtk_container_add (GTK_CONTAINER (container), child);
child = gtk_button_new_with_label ("A");
gtk_container_add (GTK_CONTAINER (container), child);
child = gtk_button_new_with_label ("CSS");
gtk_container_add (GTK_CONTAINER (container), child);
child = gtk_button_new_with_label ("Accordion");
gtk_container_add (GTK_CONTAINER (container), child);
child = gtk_button_new_with_label (":-)");
gtk_container_add (GTK_CONTAINER (container), child);
stylesheet = gtk_css_style_sheet_new ();
gtk_css_style_sheet_load_from_resource (stylesheet, "/css_accordion/css_accordion.css");
gtk_style_context_add_style_sheet_for_display (gtk_widget_get_display (window), stylesheet);
g_signal_connect (window, "destroy",
G_CALLBACK (destroy_provider), stylesheet);
g_object_unref (stylesheet);
}
if (!gtk_widget_get_visible (window))
gtk_widget_show (window);
else
gtk_widget_destroy (window);
return window;
}