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/* Paned Widgets
*
* The GtkHPaned and GtkVPaned Widgets divide their content
* area into two panes with a divider in between that the
* user can adjust. A separate child is placed into each
* pane.
*
* There are a number of options that can be set for each pane.
* This test contains both a horizontal (HPaned) and a vertical
* (VPaned) widget, and allows you to adjust the options for
* each side of each widget.
*/
#include <gtk/gtk.h>
void
toggle_resize (GtkWidget *widget,
GtkWidget *child)
{
GtkPaned *paned = GTK_PANED (child->parent);
gboolean is_child1 = (child == paned->child1);
gboolean resize, shrink;
resize = is_child1 ? paned->child1_resize : paned->child2_resize;
shrink = is_child1 ? paned->child1_shrink : paned->child2_shrink;
gtk_widget_ref (child);
gtk_container_remove (GTK_CONTAINER (child->parent), child);
if (is_child1)
gtk_paned_pack1 (paned, child, !resize, shrink);
else
gtk_paned_pack2 (paned, child, !resize, shrink);
gtk_widget_unref (child);
}
void
toggle_shrink (GtkWidget *widget,
GtkWidget *child)
{
GtkPaned *paned = GTK_PANED (child->parent);
gboolean is_child1 = (child == paned->child1);
gboolean resize, shrink;
resize = is_child1 ? paned->child1_resize : paned->child2_resize;
shrink = is_child1 ? paned->child1_shrink : paned->child2_shrink;
gtk_widget_ref (child);
gtk_container_remove (GTK_CONTAINER (child->parent), child);
if (is_child1)
gtk_paned_pack1 (paned, child, resize, !shrink);
else
gtk_paned_pack2 (paned, child, resize, !shrink);
gtk_widget_unref (child);
}
GtkWidget *
create_pane_options (GtkPaned *paned,
const gchar *frame_label,
const gchar *label1,
const gchar *label2)
{
GtkWidget *frame;
GtkWidget *table;
GtkWidget *label;
GtkWidget *check_button;
frame = gtk_frame_new (frame_label);
gtk_container_set_border_width (GTK_CONTAINER (frame), 4);
table = gtk_table_new (3, 2, TRUE);
gtk_container_add (GTK_CONTAINER (frame), table);
label = gtk_label_new (label1);
gtk_table_attach_defaults (GTK_TABLE (table), label,
0, 1, 0, 1);
check_button = gtk_check_button_new_with_mnemonic ("_Resize");
gtk_table_attach_defaults (GTK_TABLE (table), check_button,
0, 1, 1, 2);
g_signal_connect (check_button, "toggled",
G_CALLBACK (toggle_resize), paned->child1);
check_button = gtk_check_button_new_with_mnemonic ("_Shrink");
gtk_table_attach_defaults (GTK_TABLE (table), check_button,
0, 1, 2, 3);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (check_button),
TRUE);
g_signal_connect (check_button, "toggled",
G_CALLBACK (toggle_shrink), paned->child1);
label = gtk_label_new (label2);
gtk_table_attach_defaults (GTK_TABLE (table), label,
1, 2, 0, 1);
check_button = gtk_check_button_new_with_mnemonic ("_Resize");
gtk_table_attach_defaults (GTK_TABLE (table), check_button,
1, 2, 1, 2);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (check_button),
TRUE);
g_signal_connect (check_button, "toggled",
G_CALLBACK (toggle_resize), paned->child2);
check_button = gtk_check_button_new_with_mnemonic ("_Shrink");
gtk_table_attach_defaults (GTK_TABLE (table), check_button,
1, 2, 2, 3);
gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (check_button),
TRUE);
g_signal_connect (check_button, "toggled",
G_CALLBACK (toggle_shrink), paned->child2);
return frame;
}
GtkWidget *
do_panes (GtkWidget *do_widget)
{
static GtkWidget *window = NULL;
GtkWidget *frame;
GtkWidget *hpaned;
GtkWidget *vpaned;
GtkWidget *button;
GtkWidget *vbox;
if (!window)
{
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_screen (GTK_WINDOW (window),
gtk_widget_get_screen (do_widget));
g_signal_connect (window, "destroy",
G_CALLBACK (gtk_widget_destroyed), &window);
gtk_window_set_title (GTK_WINDOW (window), "Panes");
gtk_container_set_border_width (GTK_CONTAINER (window), 0);
vbox = gtk_vbox_new (FALSE, 0);
gtk_container_add (GTK_CONTAINER (window), vbox);
vpaned = gtk_vpaned_new ();
gtk_box_pack_start (GTK_BOX (vbox), vpaned, TRUE, TRUE, 0);
gtk_container_set_border_width (GTK_CONTAINER(vpaned), 5);
hpaned = gtk_hpaned_new ();
gtk_paned_add1 (GTK_PANED (vpaned), hpaned);
frame = gtk_frame_new (NULL);
gtk_frame_set_shadow_type (GTK_FRAME(frame), GTK_SHADOW_IN);
gtk_widget_set_size_request (frame, 60, 60);
gtk_paned_add1 (GTK_PANED (hpaned), frame);
button = gtk_button_new_with_mnemonic ("_Hi there");
gtk_container_add (GTK_CONTAINER(frame), button);
frame = gtk_frame_new (NULL);
gtk_frame_set_shadow_type (GTK_FRAME(frame), GTK_SHADOW_IN);
gtk_widget_set_size_request (frame, 80, 60);
gtk_paned_add2 (GTK_PANED (hpaned), frame);
frame = gtk_frame_new (NULL);
gtk_frame_set_shadow_type (GTK_FRAME(frame), GTK_SHADOW_IN);
gtk_widget_set_size_request (frame, 60, 80);
gtk_paned_add2 (GTK_PANED (vpaned), frame);
/* Now create toggle buttons to control sizing */
gtk_box_pack_start (GTK_BOX (vbox),
create_pane_options (GTK_PANED (hpaned),
"Horizontal",
"Left",
"Right"),
FALSE, FALSE, 0);
gtk_box_pack_start (GTK_BOX (vbox),
create_pane_options (GTK_PANED (vpaned),
"Vertical",
"Top",
"Bottom"),
FALSE, FALSE, 0);
gtk_widget_show_all (vbox);
}
if (!GTK_WIDGET_VISIBLE (window))
{
gtk_widget_show (window);
}
else
{
gtk_widget_destroy (window);
window = NULL;
}
return window;
}
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