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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_CONTROLS_TABLE_NATIVE_TABLE_WIN_H_ | |
6 #define VIEWS_CONTROLS_TABLE_NATIVE_TABLE_WIN_H_ | |
7 #pragma once | |
8 | |
9 #include <windows.h> | |
10 | |
11 #include "ui/base/models/table_model.h" | |
12 #include "views/controls/native_control_win.h" | |
13 #include "views/controls/table/native_table_wrapper.h" | |
14 | |
15 typedef struct tagNMLVCUSTOMDRAW NMLVCUSTOMDRAW; | |
16 | |
17 namespace views { | |
18 | |
19 class TableView2; | |
20 | |
21 // A View that hosts a native Windows table. | |
22 class NativeTableWin : public NativeControlWin, public NativeTableWrapper { | |
23 public: | |
24 explicit NativeTableWin(TableView2* table); | |
25 virtual ~NativeTableWin(); | |
26 | |
27 // NativeTableWrapper implementation: | |
28 virtual int GetRowCount() const; | |
29 virtual View* GetView(); | |
30 virtual void SetFocus(); | |
31 virtual gfx::NativeView GetTestingHandle() const; | |
32 virtual void InsertColumn(const ui::TableColumn& column, int index); | |
33 virtual void RemoveColumn(int index); | |
34 virtual int GetColumnWidth(int column_index) const; | |
35 virtual void SetColumnWidth(int column_index, int width); | |
36 virtual int GetSelectedRowCount() const; | |
37 virtual int GetFirstSelectedRow() const; | |
38 virtual int GetFirstFocusedRow() const; | |
39 virtual void ClearSelection(); | |
40 virtual void ClearRowFocus(); | |
41 virtual void SetSelectedState(int model_row, bool state); | |
42 virtual void SetFocusState(int model_row, bool state); | |
43 virtual bool IsRowSelected(int model_row) const; | |
44 virtual bool IsRowFocused(int model_row) const; | |
45 virtual void OnRowsChanged(int start, int length); | |
46 virtual void OnRowsAdded(int start, int length); | |
47 virtual void OnRowsRemoved(int start, int length); | |
48 virtual gfx::Rect GetBounds() const; | |
49 | |
50 // Overridden from View: | |
51 virtual gfx::Size GetPreferredSize(); | |
52 | |
53 // Overridden from NativeControlWin: | |
54 virtual bool ProcessMessage(UINT message, | |
55 WPARAM w_param, | |
56 LPARAM l_param, | |
57 LRESULT* result); | |
58 | |
59 protected: | |
60 virtual void CreateNativeControl(); | |
61 | |
62 private: | |
63 // Makes |model_row| the only selected and focused row. | |
64 void Select(int model_row); | |
65 | |
66 // Notification from the ListView that the selected state of an item has | |
67 // changed. | |
68 virtual void OnSelectedStateChanged(); | |
69 | |
70 // Notification from the ListView that the used double clicked the table. | |
71 virtual void OnDoubleClick(); | |
72 | |
73 // Notification from the ListView that the user middle clicked the table. | |
74 virtual void OnMiddleClick(); | |
75 | |
76 // Overridden from NativeControl. Notifies the observer. | |
77 virtual bool OnKeyDown(ui::KeyboardCode virtual_keycode); | |
78 | |
79 // Custom drawing of our icons. | |
80 LRESULT OnCustomDraw(NMLVCUSTOMDRAW* draw_info); | |
81 | |
82 void UpdateListViewCache(int start, int length, bool add); | |
83 | |
84 void UpdateContentOffset(); | |
85 | |
86 // Window procedure of the list view class. We subclass the list view to | |
87 // ignore WM_ERASEBKGND, which gives smoother painting during resizing. | |
88 static LRESULT CALLBACK TableWndProc(HWND window, | |
89 UINT message, | |
90 WPARAM w_param, | |
91 LPARAM l_param); | |
92 | |
93 // Window procedure of the header class. We subclass the header of the table | |
94 // to disable resizing of columns. | |
95 static LRESULT CALLBACK TableHeaderWndProc(HWND window, | |
96 UINT message, | |
97 WPARAM w_param, | |
98 LPARAM l_param); | |
99 | |
100 // If true, any events that would normally be propagated to the observer | |
101 // are ignored. For example, if this is true and the selection changes in | |
102 // the listview, the observer is not notified. | |
103 bool ignore_listview_change_; | |
104 | |
105 // The Table we are bound to. | |
106 TableView2* table_; | |
107 | |
108 // The Y offset from the top of the table to the actual content (passed the | |
109 // header if any). | |
110 int content_offset_; | |
111 | |
112 // The list view's header original proc handler. It is required when | |
113 // subclassing. | |
114 WNDPROC header_original_handler_; | |
115 | |
116 // Window procedure of the listview before we subclassed it. | |
117 WNDPROC original_handler_; | |
118 | |
119 // Size (width and height) of images. | |
120 static const int kImageSize; | |
121 | |
122 DISALLOW_COPY_AND_ASSIGN(NativeTableWin); | |
123 }; | |
124 | |
125 } // namespace views | |
126 | |
127 #endif // VIEWS_CONTROLS_TABLE_NATIVE_TABLE_WIN_H_ | |
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