chrome/browser/ui/cocoa/download/download_item_drag_mac.mm

   1 // Copyright 2013 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/download/drag_download_item.h"
   6
   7 #include "chrome/browser/ui/cocoa/download/download_util_mac.h"
   8 #include "content/public/browser/download_item.h"
   9 #include "ui/gfx/image/image.h"
  10
  11 void DragDownloadItem(const content::DownloadItem* download,
  12                       gfx::Image* icon,
  13                       gfx::NativeView view) {
  14   DCHECK_EQ(content::DownloadItem::COMPLETE, download->GetState());
  15   NSPasteboard* pasteboard = [NSPasteboard pasteboardWithName:NSDragPboard];
  16   download_util::AddFileToPasteboard(pasteboard, download->GetTargetFilePath());
  17
  18   // Synthesize a drag event, since we don't have access to the actual event
  19   // that initiated a drag (possibly consumed by the Web UI, for example).
  20   NSPoint position = [[view window] mouseLocationOutsideOfEventStream];
  21   NSTimeInterval eventTime = [[NSApp currentEvent] timestamp];
  22   NSEvent* dragEvent = [NSEvent mouseEventWithType:NSLeftMouseDragged
  23                                           location:position
  24                                      modifierFlags:NSLeftMouseDraggedMask
  25                                          timestamp:eventTime
  26                                       windowNumber:[[view window] windowNumber]
  27                                            context:nil
  28                                        eventNumber:0
  29                                         clickCount:1
  30                                           pressure:1.0];
  31
  32   // Run the drag operation.
  33   [[view window] dragImage:icon->ToNSImage()
  34                         at:position
  35                     offset:NSZeroSize
  36                      event:dragEvent
  37                 pasteboard:pasteboard
  38                     source:view
  39                  slideBack:YES];
  40 }