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 #pragma once 8 9 class PrefService; 10 @class NSWindow; 11 12 // WindowSizeAutosaver is a helper class that makes it easy to let windows 13 // autoremember their position or position and size in a PrefService object. 14 // To use this, add a |scoped_nsobject<WindowSizeAutosaver>| to your 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