Toolbar에는 텍스트나 스톡 아이콘을 넣을 수 있습니다. 이 예제에서는 스톡 아이콘을 사용하겠습니다. 이 예제에는 전체 화면 기능이 있습니다.
SimpleAction(창과 앱)을 활용하는 예제입니다. 앱 동작은 앱 메뉴에서 쉽게 추가할 수 있습니다.
#include <gtk/gtk.h>
/* Declare these two Toolbuttons, as they will be used in both the fullscreen
* action callback as well as the activate function.
*/
GtkToolItem *fullscreen_button;
GtkToolItem *leavefullscreen_button;
/* Callback function for the undo action */
static void
undo_callback (GSimpleAction *simple,
GVariant *parameter,
gpointer user_data)
{
g_print ("You clicked \"Undo\".\n");
}
/* Callback function for the fullscreen action */
static void
fullscreen_callback (GSimpleAction *simple,
GVariant *parameter,
gpointer user_data)
{
GdkWindow *window = gtk_widget_get_window (GTK_WIDGET (user_data));
GdkWindowState current_state = gdk_window_get_state (window);
/* If the window is currently in fullscreen mode */
if ( (current_state & GDK_WINDOW_STATE_FULLSCREEN) != 0)
{
/* Minimize the window and change to the fullscreen button */
gdk_window_unfullscreen (window);
gtk_widget_hide (GTK_WIDGET(leavefullscreen_button));
gtk_widget_show (GTK_WIDGET(fullscreen_button));
}
else
{
/* Maximize the window, and change to the unfullscreen button */
gdk_window_fullscreen (window);
gtk_widget_hide (GTK_WIDGET (fullscreen_button));
gtk_widget_show (GTK_WIDGET (leavefullscreen_button));
}
}
static void
activate (GtkApplication *app,
gpointer user_data)
{
/* Initialize variables */
GtkWidget *window;
GtkWidget *grid;
GtkWidget *toolbar;
GtkToolItem *new_button;
GtkToolItem *open_button;
GtkToolItem *undo_button;
GtkStyleContext *style_context;
GSimpleAction *undo_action;
GSimpleAction *fullscreen_action;
GSimpleAction *leavefullscreen_action;
/* Create a window with a title and a default size */
window = gtk_application_window_new (app);
gtk_window_set_title (GTK_WINDOW (window), "Toolbar Example");
gtk_window_set_default_size (GTK_WINDOW (window), 400, 200);
/* Here we begin to create the toolbar */
toolbar = gtk_toolbar_new ();
/* Set the toolbar to be the primary toolbar of the application */
style_context = gtk_widget_get_style_context (toolbar);
gtk_style_context_add_class (style_context, GTK_STYLE_CLASS_PRIMARY_TOOLBAR);
/* Create a button for the "new" action, with a stock image */
new_button = gtk_tool_button_new_from_stock (GTK_STOCK_NEW);
/* Show the "new" button's label */
gtk_tool_item_set_is_important (new_button, TRUE);
/* Insert the button in the desired position within the toolbar */
gtk_toolbar_insert (GTK_TOOLBAR (toolbar), new_button, 0);
/* Show the button */
gtk_widget_show (GTK_WIDGET (new_button));
/* Set the action name for the "new" action. We use "app.new" to
* indicate that the action controls the application.
*/
gtk_actionable_set_action_name (GTK_ACTIONABLE (new_button), "app.new");
/* Repeat the same steps for the "open" action */
open_button = gtk_tool_button_new_from_stock (GTK_STOCK_OPEN);
gtk_tool_item_set_is_important (open_button, TRUE);
gtk_toolbar_insert (GTK_TOOLBAR (toolbar), open_button, 1);
gtk_widget_show (GTK_WIDGET (open_button));
gtk_actionable_set_action_name (GTK_ACTIONABLE (open_button), "app.open");
/* Repeat the same steps for the "undo" action */
undo_button = gtk_tool_button_new_from_stock (GTK_STOCK_UNDO);
gtk_tool_item_set_is_important (undo_button, TRUE);
gtk_toolbar_insert (GTK_TOOLBAR (toolbar), undo_button, 2);
gtk_widget_show (GTK_WIDGET (undo_button));
/* In this case, we use "win.undo" to indicate that
* the action controls only the window
*/
gtk_actionable_set_action_name (GTK_ACTIONABLE (undo_button), "win.undo");
/* Repeat the same steps for the "fullscreen" action */
fullscreen_button = gtk_tool_button_new_from_stock (GTK_STOCK_FULLSCREEN);
gtk_tool_item_set_is_important (fullscreen_button, TRUE);
gtk_toolbar_insert (GTK_TOOLBAR (toolbar), fullscreen_button, 3);
gtk_widget_show (GTK_WIDGET (fullscreen_button));
gtk_actionable_set_action_name (GTK_ACTIONABLE (fullscreen_button),
"win.fullscreen");
/*Repeat the same steps for the "leavefullscreen" action */
leavefullscreen_button = gtk_tool_button_new_from_stock (GTK_STOCK_LEAVE_FULLSCREEN);
gtk_tool_item_set_is_important (leavefullscreen_button, TRUE);
gtk_toolbar_insert (GTK_TOOLBAR (toolbar), leavefullscreen_button, 3);
/* The only difference here is that we don't show the leavefullscreen button,
* as it will later replace the fullscreen button.
*/
gtk_actionable_set_action_name (GTK_ACTIONABLE (leavefullscreen_button),
"win.leavefullscreen");
/* Once we've created the bare-bones of the toolbar, we make
* sure it has enough horizontal space.
*/
gtk_widget_set_hexpand (toolbar, TRUE);
gtk_widget_show (toolbar);
/* Attach the toolbar to the grid and add it to the overall window */
grid = gtk_grid_new ();
gtk_grid_attach (GTK_GRID (grid), toolbar, 0, 0, 1, 1);
gtk_container_add (GTK_CONTAINER (window), GTK_WIDGET (grid));
gtk_widget_show (GTK_WIDGET (grid));
/* Use the action names to create the actions that control the window, and
* connect them to the appropriate callbackfunctions.
*/
undo_action = g_simple_action_new ("undo", NULL);
g_signal_connect (undo_action, "activate", G_CALLBACK (undo_callback),
GTK_WINDOW (window));
g_action_map_add_action (G_ACTION_MAP (window), G_ACTION (undo_action));
fullscreen_action = g_simple_action_new ("fullscreen", NULL);
g_signal_connect (fullscreen_action, "activate", G_CALLBACK (fullscreen_callback),
GTK_WINDOW (window));
g_action_map_add_action (G_ACTION_MAP (window), G_ACTION (fullscreen_action));
leavefullscreen_action = g_simple_action_new ("leavefullscreen", NULL);
g_signal_connect (leavefullscreen_action, "activate", G_CALLBACK (fullscreen_callback),
GTK_WINDOW (window));
g_action_map_add_action (G_ACTION_MAP (window), G_ACTION (leavefullscreen_action));
gtk_widget_show (window);
}
/* Callback function for the new action */
static void
new_callback (GSimpleAction *simple,
GVariant *parameter,
gpointer user_data)
{
g_print ("You clicked \"New\".\n");
}
/* Callback function for the open action */
static void
open_callback (GSimpleAction *simple,
GVariant *parameter,
gpointer user_data)
{
g_print ("You clicked \"Open\".\n");
}
/* In this function, we create the actions in which control the window, and
* connect their signals to the appropriate callback function.
*/
static void
startup (GApplication *app,
gpointer user_data)
{
GSimpleAction *new_action;
GSimpleAction *open_action;
new_action = g_simple_action_new ("new", NULL);
g_signal_connect (new_action, "activate", G_CALLBACK (new_callback), app);
g_action_map_add_action (G_ACTION_MAP (app), G_ACTION (new_action));
open_action = g_simple_action_new ("open", NULL);
g_signal_connect (open_action, "activate", G_CALLBACK (open_callback), app);
g_action_map_add_action (G_ACTION_MAP (app), G_ACTION (open_action));
}
/* Startup function for the application */
int
main (int argc, char **argv)
{
GtkApplication *app;
int status;
app = gtk_application_new ("org.gtk.example", G_APPLICATION_FLAGS_NONE);
g_signal_connect (app, "activate", G_CALLBACK (activate), NULL);
g_signal_connect (app, "startup", G_CALLBACK (startup), NULL);
status = g_application_run (G_APPLICATION (app), argc, argv);
g_object_unref (app);
return status;
}
이 예제는 다음 참고자료가 필요합니다:
GtkToolbar
GtkToolbutton