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Side by Side Diff: ui/base/touch/touch_editing_controller.h

Issue 12224133: Move touch_selection_controller interface to ui/base. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: patch Created 7 years, 10 months ago
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1 // Copyright (c) 2011 The Chromium Authors. All rights reserved. 1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be 2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file. 3 // found in the LICENSE file.
4 4
5 #ifndef UI_VIEWS_TOUCHUI_TOUCH_SELECTION_CONTROLLER_H_ 5 #ifndef UI_BASE_TOUCH_TOUCH_EDITING_CONTROLLER_H_
6 #define UI_VIEWS_TOUCHUI_TOUCH_SELECTION_CONTROLLER_H_ 6 #define UI_BASE_TOUCH_TOUCH_EDITING_CONTROLLER_H_
7 7
8 #include "ui/base/models/simple_menu_model.h" 8 #include "ui/base/models/simple_menu_model.h"
9 #include "ui/gfx/point.h" 9 #include "ui/gfx/point.h"
10 #include "ui/views/view.h" 10 #include "ui/gfx/rect.h"
11 11
12 namespace views { 12 namespace ui {
13 13
14 // An interface implemented by a View that has text that can be selected. 14 // An interface implemented by widget that has text that can be selected/edited
15 class VIEWS_EXPORT TouchSelectionClientView 15 // using touch.
16 : public View, 16 class UI_EXPORT TouchEditable : public ui::SimpleMenuModel::Delegate {
17 public ui::SimpleMenuModel::Delegate {
18 public: 17 public:
19 // Select everything between start and end (points are in view's local 18 // Select everything between start and end (points are in view's local
20 // coordinate system). |start| is the logical start and |end| is the logical 19 // coordinate system). |start| is the logical start and |end| is the logical
21 // end of selection. Visually, |start| may lie after |end|. 20 // end of selection. Visually, |start| may lie after |end|.
22 virtual void SelectRect(const gfx::Point& start, const gfx::Point& end) = 0; 21 virtual void SelectRect(const gfx::Point& start, const gfx::Point& end) = 0;
23 22
23 // Gets the bounds of the client view in parent's coordinates.
24 virtual const gfx::Rect& GetBounds() = 0;
25
26 // Gets the NativeView hosting the client.
27 virtual gfx::NativeView GetNativeView() = 0;
28
29 // Converts a point to/from screen coordinates from/to client view.
30 virtual void ConvertPointToScreen(gfx::Point* point) = 0;
31 virtual void ConvertPointFromScreen(gfx::Point* point) = 0;
32
24 protected: 33 protected:
25 virtual ~TouchSelectionClientView() {} 34 virtual ~TouchEditable() {}
26 }; 35 };
27 36
28 // This defines the callback interface for other code to be notified of changes 37 // This defines the callback interface for other code to be notified of changes
29 // in the state of a TouchSelectionClientView. 38 // in the state of a TouchEditable.
30 class VIEWS_EXPORT TouchSelectionController { 39 class UI_EXPORT TouchSelectionController {
31 public: 40 public:
32 virtual ~TouchSelectionController() {} 41 virtual ~TouchSelectionController() {}
33 42
34 // Creates a TouchSelectionController. Caller owns the returned object. 43 // Creates a TouchSelectionController. Caller owns the returned object.
35 static TouchSelectionController* create( 44 static TouchSelectionController* create(
36 TouchSelectionClientView* client_view); 45 TouchEditable* client_view);
37 46
38 // Notification that the text selection in TouchSelectionClientView has 47 // Notification that the text selection in TouchEditable has
39 // changed. p1 and p2 are lower corners of the start and end of selection: 48 // changed. p1 and p2 are lower corners of the start and end of selection:
40 // ____________________________________ 49 // ____________________________________
41 // | textfield with |selected text| | 50 // | textfield with |selected text| |
42 // ------------------------------------ 51 // ------------------------------------
43 // ^p1 ^p2 52 // ^p1 ^p2
44 // 53 //
45 // p1 is always the start and p2 is always the end of selection. Hence, 54 // p1 is always the start and p2 is always the end of selection. Hence,
46 // p1 could be to the right of p2 in the figure above. 55 // p1 could be to the right of p2 in the figure above.
47 virtual void SelectionChanged(const gfx::Point& p1, const gfx::Point& p2) = 0; 56 virtual void SelectionChanged(const gfx::Point& p1, const gfx::Point& p2) = 0;
48 57
49 // Notification that the TouchSelectionClientView has lost focus. 58 // Notification that the TouchEditable has lost focus.
50 virtual void ClientViewLostFocus() = 0; 59 virtual void ClientViewLostFocus() = 0;
51 }; 60 };
52 61
53 } // namespace views 62 } // namespace views
54 63
55 #endif // UI_VIEWS_TOUCHUI_TOUCH_SELECTION_CONTROLLER_H_ 64 #endif // UI_BASE_TOUCH_TOUCH_EDITING_CONTROLLER_H_
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