ap_Win32FrameImpl.h

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/* AbiWord
 * Copyright (C) 1998-2000 AbiSource, Inc.
 * Copyright (C) 2002
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
 * 02110-1301 USA.
 */

#ifndef AP_WIN32FRAMEIMPL_H
#define AP_WIN32FRAMEIMPL_H

#include "ap_Frame.h"
#include "xap_Win32FrameImpl.h"
#include "ap_FrameData.h"
#include "gr_Win32Graphics.h"
#include <wchar.h>

class AP_Win32Frame;

class ABI_EXPORT AP_Win32FrameImpl : public XAP_Win32FrameImpl
{
 public:
    AP_Win32FrameImpl(AP_Frame *pFrame);
    ~AP_Win32FrameImpl(void);
    virtual XAP_FrameImpl * createInstance(XAP_Frame *pFrame);

    virtual UT_RGBColor getColorSelBackground () const;

    HWND                        getHwndDocument(void)  {  return m_hwndDocument;  }

    GR_Win32Graphics *          createDocWndGraphics(void);

 protected:
    friend class AP_Win32Frame;

    virtual void _initialize(void);

    virtual void _refillToolbarsInFrameData();
    virtual void _rebuildToolbar(UT_uint32 ibar);
    virtual void _bindToolbars(AV_View *pView);

    virtual void                _toggleBar(UT_uint32 iBarNb, bool bBarOn);

    void                        _showOrHideToolbars(void);
    void                        _showOrHideStatusbar(void);

    virtual void                _hideMenuScroll(bool bHideMenuScroll);

    virtual void                _toggleTopRuler(AP_Win32Frame *pFrame, bool bRulerOn);
    virtual void                _toggleLeftRuler(AP_Win32Frame *pFrame, bool bRulerOn);

    void _translateDocumentToScreen(UT_sint32 &x, UT_sint32 &y);

    virtual void                _setXScrollRange(AP_FrameData * pData, AV_View *pView);
    virtual void                _setYScrollRange(AP_FrameData * pData, AV_View *pView);
    virtual void                _scrollFuncX(UT_sint32 xoff, UT_sint32 xlimit);
    virtual void                _scrollFuncY(UT_sint32 yoff, UT_sint32 ylimit);

    static bool _RegisterClass(XAP_Win32App * app);


    HWND                        _getHwndContainer(void) {  return m_hwndContainer; }
    HWND                        _getHwndTopRuler(void)  {  return m_hwndTopRuler;  }
    HWND                        _getHwndLeftRuler(void) {  return m_hwndLeftRuler; }
    //  HWND                    _getHwndDocument(void)  {  return m_hwndDocument;  } now public
    HWND                        _getHwndHScroll(void)   {  return m_hWndHScroll;   }
    HWND                        _getHwndVScroll(void)   {  return m_hWndVScroll;   }

    void                        _updateContainerWindow(void) { UpdateWindow(_getHwndContainer()); }

    void                        _setVerticalScrollInfo(const SCROLLINFO * psi);
    void                        _getVerticalScrollInfo(SCROLLINFO * psi);

    //void                      _createRulers(XAP_Frame *pFrame) {  _createTopRuler(pFrame); _createLeftRuler(pFrame);  }

    HWND                        _createDocumentWindow(XAP_Frame *pFrame, HWND hwndParent,
                                                      UT_uint32 iLeft, UT_uint32 iTop,
                                                      UT_uint32 iWidth, UT_uint32 iHeight);
    HWND                        _createStatusBarWindow(XAP_Frame *pFrame, HWND hwndParent,
                                                       UT_uint32 iLeft, UT_uint32 iTop,
                                                       UT_uint32 iWidth);

    // helper methods for helper methods for _showDocument (meta-helper-methods?) :-)
    void                        _getDocumentArea(RECT &r);
    virtual                     UT_sint32 _getDocumentAreaWidth(void);
    virtual                     UT_sint32 _getDocumentAreaHeight(void);

/***************************************/

 private:
    void                        _createTopRuler(XAP_Frame *pFrame);
    void                        _createLeftRuler(XAP_Frame *pFrame);
    void                        _getRulerSizes(AP_FrameData * pData, int &yTopRulerHeight, int &xLeftRulerWidth);
    void                        _onSize(AP_FrameData * pData, int nWidth, int nHeight);

    static int                  _getMouseWheelLines();

    void                        _startTracking(UT_sint32 x, UT_sint32 y);
    void                        _endTracking(UT_sint32 x, UT_sint32 y);
    void                        _track(UT_sint32 x, UT_sint32 y);
    bool                        _isTracking() const { return m_bMouseWheelTrack; }

    static LRESULT CALLBACK         _ContainerWndProc(HWND hwnd, UINT iMsg, WPARAM wParam, LPARAM lParam);
    static LRESULT CALLBACK         _DocumentWndProc(HWND hwnd, UINT iMsg, WPARAM wParam, LPARAM lParam);
    //static LRESULT CALLBACK       _LeftRulerWndProc(HWND hwnd, UINT iMsg, WPARAM wParam, LPARAM lParam);

 private:
    HWND                        m_hwndContainer;
    HWND                        m_hwndTopRuler;
    HWND                        m_hwndLeftRuler;
    HWND                        m_hwndDocument; /* the actual document window */

    HWND                        m_hWndHScroll;
    HWND                        m_hWndVScroll;
    HWND                        m_hWndGripperHack;

    UT_uint32                   m_vScale; /* vertical scroll scaling to get around 16-bit scrollbar problems */

    bool                        m_bMouseWheelTrack;
    UT_sint32                   m_startMouseWheelY;
    UT_sint32                   m_startScrollPosition;
    bool                        m_bMouseActivateReceived;

    #define MAXDOCWNDCLSNMSIZE 256
    #define MAXCNTWNDCLSNMSIZE 256
    static wchar_t s_ContainerWndClassName[MAXCNTWNDCLSNMSIZE];
    static wchar_t s_DocumentWndClassName[MAXDOCWNDCLSNMSIZE];
};

#endif /* AP_WIN32FRAMEIMPL_H */