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62 lines
1.6 KiB
C
62 lines
1.6 KiB
C
/* Expander
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*
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* GtkExpander allows to provide additional content that is initially hidden.
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* This is also known as "disclosure triangle".
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*
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*/
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#include <gtk/gtk.h>
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static GtkWidget *window = NULL;
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GtkWidget *
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do_expander (GtkWidget *do_widget)
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{
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GtkWidget *content_area;
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GtkWidget *vbox;
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GtkWidget *label;
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GtkWidget *expander;
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if (!window)
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{
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window = gtk_dialog_new_with_buttons ("GtkExpander",
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GTK_WINDOW (do_widget),
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0,
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GTK_STOCK_CLOSE,
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GTK_RESPONSE_NONE,
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NULL);
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gtk_window_set_resizable (GTK_WINDOW (window), FALSE);
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g_signal_connect (window, "response",
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G_CALLBACK (gtk_widget_destroy), NULL);
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g_signal_connect (window, "destroy",
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G_CALLBACK (gtk_widget_destroyed), &window);
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content_area = gtk_dialog_get_content_area (GTK_DIALOG (window));
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vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, FALSE, 5);
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gtk_box_pack_start (GTK_BOX (content_area), vbox, TRUE, TRUE, 0);
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gtk_container_set_border_width (GTK_CONTAINER (vbox), 5);
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label = gtk_label_new ("Expander demo. Click on the triangle for details.");
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gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
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/* Create the expander */
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expander = gtk_expander_new ("Details");
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gtk_box_pack_start (GTK_BOX (vbox), expander, FALSE, FALSE, 0);
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label = gtk_label_new ("Details can be shown or hidden.");
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gtk_container_add (GTK_CONTAINER (expander), label);
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}
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if (!gtk_widget_get_visible (window))
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gtk_widget_show_all (window);
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else
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gtk_widget_destroy (window);
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return window;
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}
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