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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "chrome/browser/ui/gtk/event_utils.h"
      6 
      7 #include "base/logging.h"
      8 #include "ui/base/events/event_constants.h"
      9 #include "ui/base/window_open_disposition.h"
     10 
     11 namespace event_utils {
     12 
     13 int EventFlagsFromGdkState(guint state) {
     14   int flags = ui::EF_NONE;
     15   flags |= (state & GDK_LOCK_MASK) ? ui::EF_CAPS_LOCK_DOWN : ui::EF_NONE;
     16   flags |= (state & GDK_CONTROL_MASK) ? ui::EF_CONTROL_DOWN : ui::EF_NONE;
     17   flags |= (state & GDK_SHIFT_MASK) ? ui::EF_SHIFT_DOWN : ui::EF_NONE;
     18   flags |= (state & GDK_MOD1_MASK) ? ui::EF_ALT_DOWN : ui::EF_NONE;
     19   flags |= (state & GDK_BUTTON1_MASK) ? ui::EF_LEFT_MOUSE_BUTTON : ui::EF_NONE;
     20   flags |= (state & GDK_BUTTON2_MASK) ? ui::EF_MIDDLE_MOUSE_BUTTON
     21                                       : ui::EF_NONE;
     22   flags |= (state & GDK_BUTTON3_MASK) ? ui::EF_RIGHT_MOUSE_BUTTON : ui::EF_NONE;
     23   return flags;
     24 }
     25 
     26 // TODO(shinyak) This function will be removed after refactoring.
     27 WindowOpenDisposition DispositionFromGdkState(guint state) {
     28   int event_flags = EventFlagsFromGdkState(state);
     29   return ui::DispositionFromEventFlags(event_flags);
     30 }
     31 
     32 WindowOpenDisposition DispositionForCurrentButtonPressEvent() {
     33   GdkEvent* event = gtk_get_current_event();
     34   if (!event) {
     35     NOTREACHED();
     36     return NEW_FOREGROUND_TAB;
     37   }
     38 
     39   guint state = event->button.state;
     40   gdk_event_free(event);
     41   return DispositionFromGdkState(state);
     42 }
     43 
     44 }  // namespace event_utils
     45