Clean up the code of many examples in minor ways, fix some memory leaks, and avoid the use of dialogs where a regular toplevel works just as well.
		
			
				
	
	
		
			84 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
			
		
		
	
	
			84 lines
		
	
	
		
			3.0 KiB
		
	
	
	
		
			C
		
	
	
	
	
	
| /* Pickers
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|  *
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|  * These widgets are mainly intended for use in preference dialogs.
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|  * They allow to select colors, fonts, files, directories and applications.
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|  */
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| 
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| #include <gtk/gtk.h>
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| 
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| GtkWidget *
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| do_pickers (GtkWidget *do_widget)
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| {
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|   static GtkWidget *window = NULL;
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|   GtkWidget *table, *label, *picker;
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| 
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|   if (!window)
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|   {
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|     window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
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|     gtk_window_set_screen (GTK_WINDOW (window),
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|                            gtk_widget_get_screen (do_widget));
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|     gtk_window_set_title (GTK_WINDOW (window), "Pickers");
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| 
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|     g_signal_connect (window, "destroy",
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|                       G_CALLBACK (gtk_widget_destroyed), &window);
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| 
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|     gtk_container_set_border_width (GTK_CONTAINER (window), 10);
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| 
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|     table = gtk_grid_new ();
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|     gtk_grid_set_row_spacing (GTK_GRID (table), 3);
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|     gtk_grid_set_column_spacing (GTK_GRID (table), 10);
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|     gtk_container_add (GTK_CONTAINER (window), table);
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| 
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|     gtk_container_set_border_width (GTK_CONTAINER (table), 10);
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| 
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|     label = gtk_label_new ("Color:");
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|     gtk_widget_set_halign (label, GTK_ALIGN_START);
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|     gtk_widget_set_valign (label, GTK_ALIGN_CENTER);
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|     gtk_widget_set_hexpand (label, TRUE);
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|     picker = gtk_color_button_new ();
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|     gtk_grid_attach (GTK_GRID (table), label, 0, 0, 1, 1);
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|     gtk_grid_attach (GTK_GRID (table), picker, 1, 0, 1, 1);
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| 
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|     label = gtk_label_new ("Font:");
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|     gtk_widget_set_halign (label, GTK_ALIGN_START);
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|     gtk_widget_set_valign (label, GTK_ALIGN_CENTER);
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|     gtk_widget_set_hexpand (label, TRUE);
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|     picker = gtk_font_button_new ();
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|     gtk_grid_attach (GTK_GRID (table), label, 0, 1, 1, 1);
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|     gtk_grid_attach (GTK_GRID (table), picker, 1, 1, 1, 1);
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| 
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|     label = gtk_label_new ("File:");
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|     gtk_widget_set_halign (label, GTK_ALIGN_START);
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|     gtk_widget_set_valign (label, GTK_ALIGN_CENTER);
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|     gtk_widget_set_hexpand (label, TRUE);
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|     picker = gtk_file_chooser_button_new ("Pick a File",
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|                                           GTK_FILE_CHOOSER_ACTION_OPEN);
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|     gtk_grid_attach (GTK_GRID (table), label, 0, 2, 1, 1);
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|     gtk_grid_attach (GTK_GRID (table), picker, 1, 2, 1, 1);
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| 
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|     label = gtk_label_new ("Folder:");
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|     gtk_widget_set_halign (label, GTK_ALIGN_START);
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|     gtk_widget_set_valign (label, GTK_ALIGN_CENTER);
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|     picker = gtk_file_chooser_button_new ("Pick a Folder",
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|                                           GTK_FILE_CHOOSER_ACTION_SELECT_FOLDER);
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|     gtk_grid_attach (GTK_GRID (table), label, 0, 3, 1, 1);
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|     gtk_grid_attach (GTK_GRID (table), picker, 1, 3, 1, 1);
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| 
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|     label = gtk_label_new ("Mail:");
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|     gtk_widget_set_halign (label, GTK_ALIGN_START);
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|     gtk_widget_set_valign (label, GTK_ALIGN_CENTER);
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|     gtk_widget_set_hexpand (label, TRUE);
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|     picker = gtk_app_chooser_button_new ("x-scheme-handler/mailto");
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|     gtk_app_chooser_button_set_show_dialog_item (GTK_APP_CHOOSER_BUTTON (picker), TRUE);
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|     gtk_grid_attach (GTK_GRID (table), label, 0, 4, 1, 1);
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|     gtk_grid_attach (GTK_GRID (table), picker, 1, 4, 1, 1);
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|   }
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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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| 
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|   return window;
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| }
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