File: scoped_window_targeter.cc

package info (click to toggle)
chromium-browser 41.0.2272.118-1
  • links: PTS, VCS
  • area: main
  • in suites: jessie-kfreebsd
  • size: 2,189,132 kB
  • sloc: cpp: 9,691,462; ansic: 3,341,451; python: 712,689; asm: 518,779; xml: 208,926; java: 169,820; sh: 119,353; perl: 68,907; makefile: 28,311; yacc: 13,305; objc: 11,385; tcl: 3,186; cs: 2,225; sql: 2,217; lex: 2,215; lisp: 1,349; pascal: 1,256; awk: 407; ruby: 155; sed: 53; php: 14; exp: 11
file content (32 lines) | stat: -rw-r--r-- 814 bytes parent folder | download 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
 
// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "ui/aura/scoped_window_targeter.h"

#include "ui/aura/window.h"

namespace aura {

ScopedWindowTargeter::ScopedWindowTargeter(
    Window* window,
    scoped_ptr<ui::EventTargeter> new_targeter)
    : window_(window),
      old_targeter_(window->SetEventTargeter(new_targeter.Pass())) {
  window_->AddObserver(this);
}

ScopedWindowTargeter::~ScopedWindowTargeter() {
  if (window_) {
    window_->RemoveObserver(this);
    window_->SetEventTargeter(old_targeter_.Pass());
  }
}

void ScopedWindowTargeter::OnWindowDestroyed(Window* window) {
  CHECK_EQ(window_, window);
  window_ = NULL;
  old_targeter_.reset();
}

}  // namespace aura