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| 1 // Copyright (c) 2011 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 VIEWS_VIEWS_DELEGATE_H_ | |
| 6 #define VIEWS_VIEWS_DELEGATE_H_ | |
| 7 #pragma once | |
| 8 | |
| 9 #include <string> | |
| 10 | |
| 11 #if defined(OS_WIN) | |
| 12 #include <windows.h> | |
| 13 #endif | |
| 14 | |
| 15 #include "base/string16.h" | |
| 16 #include "ui/base/accessibility/accessibility_types.h" | |
| 17 #include "ui/base/ui_base_types.h" | |
| 18 #include "views/views_export.h" | |
| 19 | |
| 20 namespace gfx { | |
| 21 class Rect; | |
| 22 } | |
| 23 | |
| 24 namespace ui { | |
| 25 class Clipboard; | |
| 26 } | |
| 27 | |
| 28 namespace views { | |
| 29 | |
| 30 class View; | |
| 31 class Widget; | |
| 32 | |
| 33 // ViewsDelegate is an interface implemented by an object using the views | |
| 34 // framework. It is used to obtain various high level application utilities | |
| 35 // and perform some actions such as window placement saving. | |
| 36 // | |
| 37 // The embedding app must set views_delegate to assign its ViewsDelegate | |
| 38 // implementation. | |
| 39 class VIEWS_EXPORT ViewsDelegate { | |
| 40 public: | |
| 41 // The active ViewsDelegate used by the views system. | |
| 42 static ViewsDelegate* views_delegate; | |
| 43 | |
| 44 virtual ~ViewsDelegate() {} | |
| 45 | |
| 46 // Gets the clipboard. | |
| 47 virtual ui::Clipboard* GetClipboard() const = 0; | |
| 48 | |
| 49 // Saves the position, size and "show" state for the window with the | |
| 50 // specified name. | |
| 51 virtual void SaveWindowPlacement(const Widget* widget, | |
| 52 const std::string& window_name, | |
| 53 const gfx::Rect& bounds, | |
| 54 ui::WindowShowState show_state) = 0; | |
| 55 | |
| 56 // Retrieves the saved position and size and "show" state for the window with | |
| 57 // the specified name. | |
| 58 virtual bool GetSavedWindowPlacement( | |
| 59 const std::string& window_name, | |
| 60 gfx::Rect* bounds, | |
| 61 ui::WindowShowState* show_state) const = 0; | |
| 62 | |
| 63 virtual void NotifyAccessibilityEvent( | |
| 64 View* view, | |
| 65 ui::AccessibilityTypes::Event event_type) = 0; | |
| 66 | |
| 67 // For accessibility, notify the delegate that a menu item was focused | |
| 68 // so that alternate feedback (speech / magnified text) can be provided. | |
| 69 virtual void NotifyMenuItemFocused(const string16& menu_name, | |
| 70 const string16& menu_item_name, | |
| 71 int item_index, | |
| 72 int item_count, | |
| 73 bool has_submenu) = 0; | |
| 74 | |
| 75 #if defined(OS_WIN) | |
| 76 // Retrieves the default window icon to use for windows if none is specified. | |
| 77 virtual HICON GetDefaultWindowIcon() const = 0; | |
| 78 #endif | |
| 79 | |
| 80 // AddRef/ReleaseRef are invoked while a menu is visible. They are used to | |
| 81 // ensure we don't attempt to exit while a menu is showing. | |
| 82 virtual void AddRef() = 0; | |
| 83 virtual void ReleaseRef() = 0; | |
| 84 | |
| 85 // Converts views::Event::flags to a WindowOpenDisposition. | |
| 86 virtual int GetDispositionForEvent(int event_flags) = 0; | |
| 87 }; | |
| 88 | |
| 89 } // namespace views | |
| 90 | |
| 91 #endif // VIEWS_VIEWS_DELEGATE_H_ | |
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Chromium Code Reviews
Issue 8771006:
views: Move the remaining file from views/ to ui/views/. (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src