Ejemplo n.º 1
0
static void
gstyle_color_widget_init (GstyleColorWidget *self)
{
  GtkStyleContext *context;
  GtkWidget *widget = GTK_WIDGET (self);

  gtk_widget_set_has_window (GTK_WIDGET (self), TRUE);

  self->label = GTK_LABEL (g_object_new (GTK_TYPE_LABEL,
                                         "ellipsize", PANGO_ELLIPSIZE_END,
                                         "visible", TRUE,
                                         "halign", GTK_ALIGN_CENTER,
                                         "valign", GTK_ALIGN_CENTER,
                                         NULL));

  gtk_container_add (GTK_CONTAINER (self), GTK_WIDGET (self->label));
  self->is_name_visible = TRUE;
  self->is_fallback_name_visible = TRUE;
  self->fallback_name_kind = GSTYLE_COLOR_KIND_RGB_HEX6;

  self->checkered_pattern = gstyle_utils_get_checkered_pattern ();

  gtk_widget_set_valign (widget, GTK_ALIGN_FILL);
  gtk_widget_set_halign (widget, GTK_ALIGN_FILL);
  gtk_widget_set_hexpand (widget, TRUE);
  gtk_widget_set_vexpand (widget, TRUE);

  context = gtk_widget_get_style_context (GTK_WIDGET (self));
  self->default_provider = gstyle_css_provider_init_default (gtk_style_context_get_screen (context));

  self->target_list = gtk_target_list_new (dnd_targets, G_N_ELEMENTS (dnd_targets));
  gtk_target_list_add_text_targets (self->target_list, 0);

  gtk_drag_dest_set (widget, 0, NULL, 0, GDK_ACTION_MOVE);
  gtk_drag_dest_set_target_list (widget, self->target_list);
  gtk_drag_dest_set_track_motion (GTK_WIDGET (self), TRUE);

  update_container_parent_informations (self);

  self->multipress_gesture = gtk_gesture_multi_press_new (widget);
  gtk_gesture_single_set_button (GTK_GESTURE_SINGLE (self->multipress_gesture), 0);
  gtk_event_controller_set_propagation_phase (GTK_EVENT_CONTROLLER (self->multipress_gesture),
                                              GTK_PHASE_BUBBLE);
  g_signal_connect (self->multipress_gesture, "pressed",
                    G_CALLBACK (gstyle_color_widget_multipress_gesture_pressed), widget);

  self->drag_gesture = gtk_gesture_drag_new (GTK_WIDGET (self));
  g_signal_connect (self->drag_gesture, "drag-update",
                    G_CALLBACK (gstyle_color_widget_drag_gesture_update), self);

  g_signal_connect_swapped (self, "key-press-event",
                            G_CALLBACK (gstyle_color_widget_key_pressed_cb),
                            self);

  gstyle_color_widget_actions_init (self);
  gtk_widget_set_can_focus (GTK_WIDGET (self), TRUE);
}
Ejemplo n.º 2
0
GestureController::DragGesture::DragGesture(WebPageProxy& page)
    : Gesture(gtk_gesture_drag_new(page.viewWidget()), page)
    , m_inDrag(false)
{
    gtk_gesture_single_set_touch_only(GTK_GESTURE_SINGLE(m_gesture.get()), TRUE);
    g_signal_connect_swapped(m_gesture.get(), "drag-begin", G_CALLBACK(begin), this);
    g_signal_connect_swapped(m_gesture.get(), "drag-update", G_CALLBACK(update), this);
    g_signal_connect_swapped(m_gesture.get(), "end", G_CALLBACK(end), this);
}
Ejemplo n.º 3
0
static void
cb_media_image_widget_init (CbMediaImageWidget *self)
{
  self->image = gtk_image_new ();
  gtk_container_add (GTK_CONTAINER (self), self->image);

  self->initial_scroll_x = 0.5;
  self->initial_scroll_y = 0.5;

  self->drag_gesture = gtk_gesture_drag_new (GTK_WIDGET (self));
  gtk_gesture_single_set_button (GTK_GESTURE_SINGLE (self->drag_gesture), GDK_BUTTON_MIDDLE);
  gtk_event_controller_set_propagation_phase (GTK_EVENT_CONTROLLER (self->drag_gesture), GTK_PHASE_CAPTURE);
  g_signal_connect (self->drag_gesture, "drag-begin", G_CALLBACK (drag_begin_cb), self);
  g_signal_connect (self->drag_gesture, "drag-update", G_CALLBACK (drag_update_cb), self);
}
Ejemplo n.º 4
0
GtkWidget *
do_drawingarea (GtkWidget *do_widget)
{
  GtkWidget *frame;
  GtkWidget *vbox;
  GtkWidget *da;
  GtkWidget *label;
  GtkGesture *drag;

  if (!window)
    {
      window = gtk_window_new (GTK_WINDOW_TOPLEVEL);
      gtk_window_set_display (GTK_WINDOW (window),
                              gtk_widget_get_display (do_widget));
      gtk_window_set_title (GTK_WINDOW (window), "Drawing Area");

      g_signal_connect (window, "destroy",
                        G_CALLBACK (close_window), NULL);

      vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 8);
      g_object_set (vbox, "margin", 16, NULL);
      gtk_container_add (GTK_CONTAINER (window), vbox);

      /*
       * Create the checkerboard area
       */

      label = gtk_label_new (NULL);
      gtk_label_set_markup (GTK_LABEL (label),
                            "<u>Checkerboard pattern</u>");
      gtk_container_add (GTK_CONTAINER (vbox), label);

      frame = gtk_frame_new (NULL);
      gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN);
      gtk_widget_set_vexpand (frame, TRUE);
      gtk_container_add (GTK_CONTAINER (vbox), frame);

      da = gtk_drawing_area_new ();
      gtk_drawing_area_set_content_width (GTK_DRAWING_AREA (da), 100);
      gtk_drawing_area_set_content_height (GTK_DRAWING_AREA (da), 100);
      gtk_drawing_area_set_draw_func (GTK_DRAWING_AREA (da), checkerboard_draw, NULL, NULL);
      gtk_container_add (GTK_CONTAINER (frame), da);

      /*
       * Create the scribble area
       */

      label = gtk_label_new (NULL);
      gtk_label_set_markup (GTK_LABEL (label),
                            "<u>Scribble area</u>");
      gtk_container_add (GTK_CONTAINER (vbox), label);

      frame = gtk_frame_new (NULL);
      gtk_widget_set_vexpand (frame, TRUE);
      gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN);
      gtk_container_add (GTK_CONTAINER (vbox), frame);

      da = gtk_drawing_area_new ();
      gtk_drawing_area_set_content_width (GTK_DRAWING_AREA (da), 100);
      gtk_drawing_area_set_content_height (GTK_DRAWING_AREA (da), 100);
      gtk_drawing_area_set_draw_func (GTK_DRAWING_AREA (da), scribble_draw, NULL, NULL);
      gtk_container_add (GTK_CONTAINER (frame), da);

      g_signal_connect (da, "size-allocate",
                        G_CALLBACK (scribble_size_allocate), NULL);

      drag = gtk_gesture_drag_new ();
      gtk_gesture_single_set_button (GTK_GESTURE_SINGLE (drag), GDK_BUTTON_PRIMARY);
      gtk_widget_add_controller (da, GTK_EVENT_CONTROLLER (drag));

      g_signal_connect (drag, "drag-begin", G_CALLBACK (drag_begin), da);
      g_signal_connect (drag, "drag-update", G_CALLBACK (drag_update), da);
      g_signal_connect (drag, "drag-end", G_CALLBACK (drag_end), da);

    }

  if (!gtk_widget_get_visible (window))
      gtk_widget_show (window);
  else
      gtk_widget_destroy (window);

  return window;
}