1// Copyright (c) 2010 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#ifndef CHROME_BROWSER_UI_COCOA_WINDOW_SIZE_AUTOSAVER_H_ 6#define CHROME_BROWSER_UI_COCOA_WINDOW_SIZE_AUTOSAVER_H_ 7 8class PrefService; 9@class NSWindow; 10 11// WindowSizeAutosaver is a helper class that makes it easy to let windows 12// autoremember their position or position and size in a PrefService object. 13// To use this, add a |base::scoped_nsobject<WindowSizeAutosaver>| to your 14// window 15// controller and initialize it in the window controller's init method, passing 16// a window and an autosave name. The autosaver will register for "window moved" 17// and "window resized" notifications and write the current window state to the 18// prefs service every time they fire. The window's size is automatically 19// restored when the autosaver's |initWithWindow:...| method is called. 20// 21// Note: Your xib file should have "Visible at launch" UNCHECKED, so that the 22// initial repositioning is not visible. 23@interface WindowSizeAutosaver : NSObject { 24 NSWindow* window_; // weak 25 PrefService* prefService_; // weak 26 const char* path_; 27} 28 29- (id)initWithWindow:(NSWindow*)window 30 prefService:(PrefService*)prefs 31 path:(const char*)path; 32@end 33 34#endif // CHROME_BROWSER_UI_COCOA_WINDOW_SIZE_AUTOSAVER_H_ 35 36