static void
gtk_color_swatch_init (GtkColorSwatch *swatch)
{
GtkCssNode *widget_node;
GtkStyleContext *context;
swatch->priv = gtk_color_swatch_get_instance_private (swatch);
swatch->priv->use_alpha = TRUE;
swatch->priv->selectable = TRUE;
swatch->priv->has_menu = TRUE;
gtk_widget_set_can_focus (GTK_WIDGET (swatch), TRUE);
gtk_widget_set_has_window (GTK_WIDGET (swatch), FALSE);
swatch->priv->long_press_gesture = gtk_gesture_long_press_new (GTK_WIDGET (swatch));
gtk_gesture_single_set_touch_only (GTK_GESTURE_SINGLE (swatch->priv->long_press_gesture),
TRUE);
g_signal_connect (swatch->priv->long_press_gesture, "pressed",
G_CALLBACK (hold_action), swatch);
swatch->priv->multipress_gesture = gtk_gesture_multi_press_new (GTK_WIDGET (swatch));
gtk_gesture_single_set_button (GTK_GESTURE_SINGLE (swatch->priv->multipress_gesture), 0);
g_signal_connect (swatch->priv->multipress_gesture, "pressed",
G_CALLBACK (tap_action), swatch);
widget_node = gtk_widget_get_css_node (GTK_WIDGET (swatch));
swatch->priv->overlay_node = gtk_css_node_new ();
gtk_css_node_set_name (swatch->priv->overlay_node, I_("overlay"));
gtk_css_node_set_parent (swatch->priv->overlay_node, widget_node);
gtk_css_node_set_state (swatch->priv->overlay_node, gtk_css_node_get_state (widget_node));
g_object_unref (swatch->priv->overlay_node);
context = gtk_widget_get_style_context (GTK_WIDGET (swatch));
gtk_style_context_add_class (context, "activatable");
}
static void
gtk_color_swatch_init (GtkColorSwatch *swatch)
{
swatch->priv = gtk_color_swatch_get_instance_private (swatch);
swatch->priv->use_alpha = TRUE;
swatch->priv->selectable = TRUE;
swatch->priv->has_menu = TRUE;
gtk_widget_set_can_focus (GTK_WIDGET (swatch), TRUE);
gtk_widget_set_has_window (GTK_WIDGET (swatch), FALSE);
swatch->priv->long_press_gesture = gtk_gesture_long_press_new (GTK_WIDGET (swatch));
gtk_gesture_single_set_touch_only (GTK_GESTURE_SINGLE (swatch->priv->long_press_gesture),
TRUE);
g_signal_connect (swatch->priv->long_press_gesture, "pressed",
G_CALLBACK (hold_action), swatch);
swatch->priv->multipress_gesture = gtk_gesture_multi_press_new (GTK_WIDGET (swatch));
gtk_gesture_single_set_button (GTK_GESTURE_SINGLE (swatch->priv->multipress_gesture), 0);
g_signal_connect (swatch->priv->multipress_gesture, "pressed",
G_CALLBACK (tap_action), swatch);
}
GtkWidget *
do_gestures (GtkWidget *do_widget)
{
GtkWidget *drawing_area;
GtkGesture *gesture;
if (!window)
{
window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
gtk_window_set_default_size (GTK_WINDOW (window), 400, 400);
gtk_window_set_title (GTK_WINDOW (window), "Gestures");
g_signal_connect (window, "destroy",
G_CALLBACK (gtk_widget_destroyed), &window);
drawing_area = gtk_drawing_area_new ();
gtk_container_add (GTK_CONTAINER (window), drawing_area);
gtk_widget_add_events (drawing_area,
GDK_BUTTON_PRESS_MASK | GDK_BUTTON_RELEASE_MASK |
GDK_POINTER_MOTION_MASK | GDK_TOUCH_MASK);
g_signal_connect (drawing_area, "draw",
G_CALLBACK (drawing_area_draw), NULL);
/* Swipe */
gesture = gtk_gesture_swipe_new (drawing_area);
g_signal_connect (gesture, "swipe",
G_CALLBACK (swipe_gesture_swept), drawing_area);
gtk_event_controller_set_propagation_phase (GTK_EVENT_CONTROLLER (gesture),
GTK_PHASE_BUBBLE);
g_object_weak_ref (G_OBJECT (drawing_area), (GWeakNotify) g_object_unref, gesture);
/* Long press */
gesture = gtk_gesture_long_press_new (drawing_area);
g_signal_connect (gesture, "pressed",
G_CALLBACK (long_press_gesture_pressed), drawing_area);
g_signal_connect (gesture, "end",
G_CALLBACK (long_press_gesture_end), drawing_area);
gtk_event_controller_set_propagation_phase (GTK_EVENT_CONTROLLER (gesture),
GTK_PHASE_BUBBLE);
g_object_weak_ref (G_OBJECT (drawing_area), (GWeakNotify) g_object_unref, gesture);
/* Rotate */
rotate = gesture = gtk_gesture_rotate_new (drawing_area);
g_signal_connect (gesture, "angle-changed",
G_CALLBACK (rotation_angle_changed), drawing_area);
gtk_event_controller_set_propagation_phase (GTK_EVENT_CONTROLLER (gesture),
GTK_PHASE_BUBBLE);
g_object_weak_ref (G_OBJECT (drawing_area), (GWeakNotify) g_object_unref, gesture);
/* Zoom */
zoom = gesture = gtk_gesture_zoom_new (drawing_area);
g_signal_connect (gesture, "scale-changed",
G_CALLBACK (zoom_scale_changed), drawing_area);
gtk_event_controller_set_propagation_phase (GTK_EVENT_CONTROLLER (gesture),
GTK_PHASE_BUBBLE);
g_object_weak_ref (G_OBJECT (drawing_area), (GWeakNotify) g_object_unref, gesture);
}
if (!gtk_widget_get_visible (window))
gtk_widget_show_all (window);
else
{
gtk_widget_destroy (window);
window = NULL;
}
return window;
}
static void
photos_preview_nav_buttons_constructed (GObject *object)
{
PhotosPreviewNavButtons *self = PHOTOS_PREVIEW_NAV_BUTTONS (object);
GtkStyleContext *context;
GtkWidget *button;
GtkWidget *image;
G_OBJECT_CLASS (photos_preview_nav_buttons_parent_class)->constructed (object);
self->prev_widget = g_object_ref_sink (gtk_revealer_new ());
gtk_widget_set_halign (self->prev_widget, GTK_ALIGN_START);
gtk_widget_set_margin_start (self->prev_widget, 30);
gtk_widget_set_margin_end (self->prev_widget, 30);
gtk_widget_set_valign (self->prev_widget, GTK_ALIGN_CENTER);
gtk_revealer_set_transition_type (GTK_REVEALER (self->prev_widget), GTK_REVEALER_TRANSITION_TYPE_CROSSFADE);
gtk_overlay_add_overlay (GTK_OVERLAY (self->overlay), self->prev_widget);
image = gtk_image_new_from_icon_name (PHOTOS_ICON_GO_PREVIOUS_SYMBOLIC, GTK_ICON_SIZE_INVALID);
gtk_image_set_pixel_size (GTK_IMAGE (image), 16);
button = gtk_button_new ();
gtk_button_set_image (GTK_BUTTON (button), image);
gtk_actionable_set_action_name (GTK_ACTIONABLE (button), "app.load-previous");
context = gtk_widget_get_style_context (button);
gtk_style_context_add_class (context, "osd");
gtk_container_add (GTK_CONTAINER (self->prev_widget), button);
g_signal_connect_swapped (button,
"enter-notify-event",
G_CALLBACK (photos_preview_nav_buttons_enter_notify),
self);
g_signal_connect_swapped (button,
"leave-notify-event",
G_CALLBACK (photos_preview_nav_buttons_leave_notify),
self);
self->next_widget = g_object_ref_sink (gtk_revealer_new ());
gtk_widget_set_halign (self->next_widget, GTK_ALIGN_END);
gtk_widget_set_margin_start (self->next_widget, 30);
gtk_widget_set_margin_end (self->next_widget, 30);
gtk_widget_set_valign (self->next_widget, GTK_ALIGN_CENTER);
gtk_revealer_set_transition_type (GTK_REVEALER (self->next_widget), GTK_REVEALER_TRANSITION_TYPE_CROSSFADE);
gtk_overlay_add_overlay (GTK_OVERLAY (self->overlay), self->next_widget);
image = gtk_image_new_from_icon_name (PHOTOS_ICON_GO_NEXT_SYMBOLIC, GTK_ICON_SIZE_INVALID);
gtk_image_set_pixel_size (GTK_IMAGE (image), 16);
button = gtk_button_new ();
gtk_button_set_image (GTK_BUTTON (button), image);
gtk_actionable_set_action_name (GTK_ACTIONABLE (button), "app.load-next");
context = gtk_widget_get_style_context (button);
gtk_style_context_add_class (context, "osd");
gtk_container_add (GTK_CONTAINER (self->next_widget), button);
g_signal_connect_swapped (button,
"enter-notify-event",
G_CALLBACK (photos_preview_nav_buttons_enter_notify),
self);
g_signal_connect_swapped (button,
"leave-notify-event",
G_CALLBACK (photos_preview_nav_buttons_leave_notify),
self);
g_signal_connect_swapped (self->overlay,
"motion-notify-event",
G_CALLBACK (photos_preview_nav_buttons_motion_notify),
self);
self->long_press_gesture = gtk_gesture_long_press_new (self->preview_view);
gtk_gesture_single_set_touch_only (GTK_GESTURE_SINGLE (self->long_press_gesture), TRUE);
g_signal_connect_swapped (self->long_press_gesture,
"pressed",
G_CALLBACK (photos_preview_nav_buttons_long_press_pressed),
self);
self->tap_gesture = gtk_gesture_multi_press_new (self->preview_view);
gtk_gesture_single_set_touch_only (GTK_GESTURE_SINGLE (self->tap_gesture), TRUE);
gtk_gesture_group (self->long_press_gesture, self->tap_gesture);
g_signal_connect_swapped (self->tap_gesture,
"end",
G_CALLBACK (photos_preview_nav_buttons_multi_press_end),
self);
/* We will not need them any more */
self->overlay = NULL;
self->preview_view = NULL;
}
