src/chrome/browser/ui/cocoa/notifications/balloon_view_host_mac.mm

   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/cocoa/notifications/balloon_view_host_mac.h"
   6
   7 #import <Cocoa/Cocoa.h>
   8
   9 #include "content/public/browser/render_view_host.h"
  10 #include "content/public/browser/web_contents.h"
  11 #include "content/public/browser/web_contents_view.h"
  12
  13 BalloonViewHost::BalloonViewHost(Balloon* balloon)
  14     : BalloonHost(balloon) {
  15 }
  16
  17 BalloonViewHost::~BalloonViewHost() {
  18    Shutdown();
  19 }
  20
  21 void BalloonViewHost::UpdateActualSize(const gfx::Size& new_size) {
  22   // Update the size of the web contents view.
  23   // The view's new top left corner should be identical to the view's old top
  24   // left corner.
  25   NSView* web_contents_view = web_contents_->GetView()->GetNativeView();
  26   NSRect old_wcv_frame = [web_contents_view frame];
  27   CGFloat new_x = old_wcv_frame.origin.x;
  28   CGFloat new_y =
  29       old_wcv_frame.origin.y + (old_wcv_frame.size.height - new_size.height());
  30   NSRect new_wcv_frame =
  31       NSMakeRect(new_x, new_y, new_size.width(), new_size.height());
  32   [web_contents_view setFrame:new_wcv_frame];
  33
  34   // Update the size of the balloon view.
  35   NSView* view = native_view();
  36   NSRect frame = [view frame];
  37   frame.size.width = new_size.width();
  38   frame.size.height = new_size.height();
  39
  40   [view setFrame:frame];
  41   [view setNeedsDisplay:YES];
  42 }
  43
  44 gfx::NativeView BalloonViewHost::native_view() const {
  45   return web_contents_->GetView()->GetContentNativeView();
  46 }