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// Copyright (c) 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef VIEWS_CONTROLS_TABLE_NATIVE_TABLE_WIN_H_
#define VIEWS_CONTROLS_TABLE_NATIVE_TABLE_WIN_H_
#include <windows.h>
#include "app/table_model.h"
#include "views/controls/native_control_win.h"
#include "views/controls/table/native_table_wrapper.h"
typedef struct tagNMLVCUSTOMDRAW NMLVCUSTOMDRAW;
namespace views {
class TableView2;
// A View that hosts a native Windows table.
class NativeTableWin : public NativeControlWin, public NativeTableWrapper {
public:
explicit NativeTableWin(TableView2* table);
virtual ~NativeTableWin();
// NativeTableWrapper implementation:
virtual int GetRowCount() const;
virtual View* GetView();
virtual void SetFocus();
virtual gfx::NativeView GetTestingHandle() const;
virtual void InsertColumn(const TableColumn& column, int index);
virtual void RemoveColumn(int index);
virtual int GetColumnWidth(int column_index) const;
virtual void SetColumnWidth(int column_index, int width);
virtual int GetSelectedRowCount() const;
virtual int GetFirstSelectedRow() const;
virtual int GetFirstFocusedRow() const;
virtual void ClearSelection();
virtual void ClearRowFocus();
virtual void SetSelectedState(int model_row, bool state);
virtual void SetFocusState(int model_row, bool state);
virtual bool IsRowSelected(int model_row) const;
virtual bool IsRowFocused(int model_row) const;
virtual void OnRowsChanged(int start, int length);
virtual void OnRowsAdded(int start, int length);
virtual void OnRowsRemoved(int start, int length);
virtual gfx::Rect GetBounds() const;
// Overridden from View:
virtual gfx::Size GetPreferredSize();
// Overridden from NativeControlWin:
virtual bool ProcessMessage(UINT message,
WPARAM w_param,
LPARAM l_param,
LRESULT* result);
protected:
virtual void CreateNativeControl();
private:
// Makes |model_row| the only selected and focused row.
void Select(int model_row);
// Notification from the ListView that the selected state of an item has
// changed.
virtual void OnSelectedStateChanged();
// Notification from the ListView that the used double clicked the table.
virtual void OnDoubleClick();
// Notification from the ListView that the user middle clicked the table.
virtual void OnMiddleClick();
// Overridden from NativeControl. Notifies the observer.
virtual bool OnKeyDown(base::KeyboardCode virtual_keycode);
// Custom drawing of our icons.
LRESULT OnCustomDraw(NMLVCUSTOMDRAW* draw_info);
void UpdateListViewCache(int start, int length, bool add);
void UpdateContentOffset();
// Window procedure of the list view class. We subclass the list view to
// ignore WM_ERASEBKGND, which gives smoother painting during resizing.
static LRESULT CALLBACK TableWndProc(HWND window,
UINT message,
WPARAM w_param,
LPARAM l_param);
// Window procedure of the header class. We subclass the header of the table
// to disable resizing of columns.
static LRESULT CALLBACK TableHeaderWndProc(HWND window,
UINT message,
WPARAM w_param,
LPARAM l_param);
// If true, any events that would normally be propagated to the observer
// are ignored. For example, if this is true and the selection changes in
// the listview, the observer is not notified.
bool ignore_listview_change_;
// The Table we are bound to.
TableView2* table_;
// The Y offset from the top of the table to the actual content (passed the
// header if any).
int content_offset_;
// The list view's header original proc handler. It is required when
// subclassing.
WNDPROC header_original_handler_;
// Window procedure of the listview before we subclassed it.
WNDPROC original_handler_;
// Size (width and height) of images.
static const int kImageSize;
DISALLOW_COPY_AND_ASSIGN(NativeTableWin);
};
} // namespace views
#endif // VIEWS_CONTROLS_TABLE_NATIVE_TABLE_WIN_H_
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