mirror of
https://gitlab.gnome.org/GNOME/gtk.git
synced 2024-11-10 02:40:11 +00:00
141 lines
4.2 KiB
C
141 lines
4.2 KiB
C
#include <gtk/gtk.h>
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static void
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start_resize (GtkGestureClick *gesture,
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int n_press,
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double x,
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double y,
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gpointer data)
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{
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GtkWidget *widget = gtk_event_controller_get_widget (GTK_EVENT_CONTROLLER (gesture));
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GdkSurfaceEdge edge = GPOINTER_TO_INT (data);
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GdkSurface *surface;
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GdkEvent *event;
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guint button;
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guint32 timestamp;
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int xx = x;
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int yy = y;
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gtk_gesture_set_state (GTK_GESTURE (gesture), GTK_EVENT_SEQUENCE_CLAIMED);
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surface = gtk_native_get_surface (gtk_widget_get_native (widget));
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event = gtk_get_current_event ();
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gdk_event_get_button (event, &button);
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timestamp = gdk_event_get_time (event);
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gtk_widget_translate_coordinates (widget, GTK_WIDGET (gtk_widget_get_root (widget)),
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xx, yy, &xx, &yy);
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gdk_surface_begin_resize_drag (surface, edge, button, xx, yy, timestamp);
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gtk_event_controller_reset (GTK_EVENT_CONTROLLER (gesture));
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}
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static GtkWidget *
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resize_button (GdkSurfaceEdge edge)
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{
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GtkWidget *button;
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GtkGesture *gesture;
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button = gtk_image_new_from_icon_name ("view-fullscreen-symbolic");
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gtk_widget_set_hexpand (button, TRUE);
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gtk_widget_set_vexpand (button, TRUE);
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gesture = gtk_gesture_click_new ();
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g_signal_connect (gesture, "pressed", G_CALLBACK (start_resize), GINT_TO_POINTER (edge));
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gtk_widget_add_controller (button, GTK_EVENT_CONTROLLER (gesture));
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return button;
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}
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static void
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start_move (GtkGestureClick *gesture,
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int n_press,
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double x,
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double y,
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gpointer data)
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{
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GtkWidget *widget = gtk_event_controller_get_widget (GTK_EVENT_CONTROLLER (gesture));
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GdkSurface *surface;
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GdkEvent *event;
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guint button;
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guint32 timestamp;
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int xx = x;
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int yy = y;
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gtk_gesture_set_state (GTK_GESTURE (gesture), GTK_EVENT_SEQUENCE_CLAIMED);
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surface = gtk_native_get_surface (gtk_widget_get_native (widget));
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event = gtk_get_current_event ();
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gdk_event_get_button (event, &button);
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timestamp = gdk_event_get_time (event);
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gtk_widget_translate_coordinates (widget, GTK_WIDGET (gtk_widget_get_root (widget)),
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xx, yy, &xx, &yy);
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gdk_surface_begin_move_drag (surface, button, xx, yy, timestamp);
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gtk_event_controller_reset (GTK_EVENT_CONTROLLER (gesture));
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}
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static GtkWidget *
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move_button (void)
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{
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GtkWidget *button;
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GtkGesture *gesture;
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button = gtk_image_new_from_icon_name ("view-grid-symbolic");
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gtk_widget_set_hexpand (button, TRUE);
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gtk_widget_set_vexpand (button, TRUE);
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gesture = gtk_gesture_click_new ();
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g_signal_connect (gesture, "pressed", G_CALLBACK (start_move), NULL);
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gtk_widget_add_controller (button, GTK_EVENT_CONTROLLER (gesture));
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return button;
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}
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int
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main (int argc, char *argv[])
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{
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GtkWidget *window;
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GtkWidget *grid;
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gtk_init ();
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window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
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gtk_window_set_titlebar (GTK_WINDOW (window), gtk_header_bar_new ());
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grid = gtk_grid_new ();
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gtk_container_add (GTK_CONTAINER (window), grid);
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gtk_grid_attach (GTK_GRID (grid),
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resize_button (GDK_SURFACE_EDGE_NORTH_WEST),
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0, 0, 1, 1);
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gtk_grid_attach (GTK_GRID (grid),
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resize_button (GDK_SURFACE_EDGE_NORTH),
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1, 0, 1, 1);
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gtk_grid_attach (GTK_GRID (grid),
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resize_button (GDK_SURFACE_EDGE_NORTH_EAST),
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2, 0, 1, 1);
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gtk_grid_attach (GTK_GRID (grid),
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resize_button (GDK_SURFACE_EDGE_WEST),
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0, 1, 1, 1);
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gtk_grid_attach (GTK_GRID (grid),
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move_button (),
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1, 1, 1, 1);
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gtk_grid_attach (GTK_GRID (grid),
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resize_button (GDK_SURFACE_EDGE_EAST),
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2, 1, 1, 1);
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gtk_grid_attach (GTK_GRID (grid),
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resize_button (GDK_SURFACE_EDGE_SOUTH_WEST),
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0, 2, 1, 1);
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gtk_grid_attach (GTK_GRID (grid),
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resize_button (GDK_SURFACE_EDGE_SOUTH),
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1, 2, 1, 1);
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gtk_grid_attach (GTK_GRID (grid),
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resize_button (GDK_SURFACE_EDGE_SOUTH_EAST),
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2, 2, 1, 1);
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gtk_widget_show (window);
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gtk_main ();
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return 0;
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}
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