src/msw/renderer.cpp

///////////////////////////////////////////////////////////////////////////////
// Name:        src/msw/renderer.cpp
// Purpose:     implementation of wxRendererNative for Windows
// Author:      Vadim Zeitlin
// Modified by:
// Created:     20.07.2003
// RCS-ID:      $Id$
// Copyright:   (c) 2003 Vadim Zeitlin <vadim@wxwindows.org>
// License:     wxWindows licence
///////////////////////////////////////////////////////////////////////////////

// ============================================================================
// declarations
// ============================================================================

// ----------------------------------------------------------------------------
// headers
// ----------------------------------------------------------------------------

// for compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"

#ifdef __BORLANDC__
    #pragma hdrstop
#endif

#ifndef WX_PRECOMP
    #include "wx/string.h"
    #include "wx/window.h"
    #include "wx/dc.h"
    #include "wx/settings.h"
#endif //WX_PRECOMP

#include "wx/scopeguard.h"
#include "wx/splitter.h"
#include "wx/renderer.h"
#include "wx/msw/private.h"
#include "wx/msw/dc.h"
#include "wx/msw/uxtheme.h"

#if wxUSE_GRAPHICS_CONTEXT
// TODO remove this dependency (gdiplus needs the macros)
#ifndef max
#define max(a,b)            (((a) > (b)) ? (a) : (b))
#endif

#ifndef min
#define min(a,b)            (((a) < (b)) ? (a) : (b))
#endif

#include "wx/dcgraph.h"
#include "gdiplus.h"
using namespace Gdiplus;
#endif // wxUSE_GRAPHICS_CONTEXT

// tmschema.h is in Win32 Platform SDK and might not be available with earlier
// compilers
#ifndef CP_DROPDOWNBUTTON
    #define BP_PUSHBUTTON      1
    #define BP_RADIOBUTTON     2
    #define BP_CHECKBOX        3
    #define RBS_UNCHECKEDNORMAL 1
    #define RBS_CHECKEDNORMAL   (RBS_UNCHECKEDNORMAL + 4)
    #define RBS_MIXEDNORMAL     (RBS_CHECKEDNORMAL + 4)
    #define CBS_UNCHECKEDNORMAL 1
    #define CBS_CHECKEDNORMAL   (CBS_UNCHECKEDNORMAL + 4)
    #define CBS_MIXEDNORMAL     (CBS_CHECKEDNORMAL + 4)

    #define PBS_NORMAL          1
    #define PBS_HOT             2
    #define PBS_PRESSED         3
    #define PBS_DISABLED        4
    #define PBS_DEFAULTED       5

    #define CP_DROPDOWNBUTTON  1

    #define CBXS_NORMAL        1
    #define CBXS_HOT           2
    #define CBXS_PRESSED       3
    #define CBXS_DISABLED      4

    #define TVP_GLYPH           2

    #define GLPS_CLOSED         1
    #define GLPS_OPENED         2

    #define HP_HEADERITEM       1

    #define HIS_NORMAL          1
    #define HIS_HOT             2
    #define HIS_PRESSED         3

    #define TMT_HEIGHT          2417

    #define HP_HEADERSORTARROW  4
    #define HSAS_SORTEDUP       1
    #define HSAS_SORTEDDOWN     2

    #define EP_EDITTEXT         1
    #define ETS_NORMAL          1
    #define ETS_HOT             2
    #define ETS_SELECTED        3
    #define ETS_DISABLED        4
    #define ETS_FOCUSED         5
    #define ETS_READONLY        6
    #define ETS_ASSIST          7
    #define TMT_FILLCOLOR       3802
    #define TMT_TEXTCOLOR       3803
    #define TMT_BORDERCOLOR     3801
    #define TMT_EDGEFILLCOLOR   3808
#endif


// ----------------------------------------------------------------------------
// If the DC is a wxGCDC then pull out the HDC from the GraphicsContext when
// it is needed, and handle the Release when done.

class GraphicsHDC
{
public:
    GraphicsHDC(wxDC* dc)
    {
#if wxUSE_GRAPHICS_CONTEXT
        m_graphics = NULL;
        wxGCDC* gcdc = wxDynamicCast(dc, wxGCDC);
        if (gcdc) {
            m_graphics = (Graphics*)gcdc->GetGraphicsContext()->GetNativeContext();
            m_hdc = m_graphics->GetHDC();
        }
        else
#endif
            m_hdc = GetHdcOf(*((wxMSWDCImpl*)dc->GetImpl()));
    }

    ~GraphicsHDC()
    {
#if wxUSE_GRAPHICS_CONTEXT
        if (m_graphics)
            m_graphics->ReleaseHDC(m_hdc);
#endif
    }

    operator HDC() const { return m_hdc; }

private:
    HDC         m_hdc;
#if wxUSE_GRAPHICS_CONTEXT
    Graphics*   m_graphics;
#endif
};

#if defined(__WXWINCE__)
    #ifndef DFCS_FLAT
        #define DFCS_FLAT 0
    #endif
    #ifndef DFCS_MONO
        #define DFCS_MONO 0
    #endif
#endif

#ifndef DFCS_HOT
    #define DFCS_HOT 0x1000
#endif

// ----------------------------------------------------------------------------
// methods common to wxRendererMSW and wxRendererXP
// ----------------------------------------------------------------------------

class wxRendererMSWBase : public wxDelegateRendererNative
{
public:
    wxRendererMSWBase() { }
    wxRendererMSWBase(wxRendererNative& rendererNative)
        : wxDelegateRendererNative(rendererNative) { }

    void DrawFocusRect(wxWindow * win,
                        wxDC& dc,
                        const wxRect& rect,
                        int flags = 0);

    void DrawItemSelectionRect(wxWindow *win,
                                wxDC& dc,
                                const wxRect& rect,
                                int flags = 0);
};

// ----------------------------------------------------------------------------
// wxRendererMSW: wxRendererNative implementation for "old" Win32 systems
// ----------------------------------------------------------------------------

class wxRendererMSW : public wxRendererMSWBase
{
public:
    wxRendererMSW() { }

    static wxRendererNative& Get();

    virtual void DrawComboBoxDropButton(wxWindow *win,
                                        wxDC& dc,
                                        const wxRect& rect,
                                        int flags = 0);

    virtual void DrawCheckBox(wxWindow *win,
                              wxDC& dc,
                              const wxRect& rect,
                              int flags = 0);

    virtual void DrawPushButton(wxWindow *win,
                                wxDC& dc,
                                const wxRect& rect,
                                int flags = 0);

    virtual void DrawChoice(wxWindow* win,
                            wxDC& dc,
                            const wxRect& rect,
                            int flags=0);

    virtual void DrawComboBox(wxWindow* win,
                                wxDC& dc,
                                const wxRect& rect,
                                int flags=0);

    virtual void DrawTextCtrl(wxWindow* win,
                                wxDC& dc,
                                const wxRect& rect,
                                int flags=0);

    virtual void DrawRadioBitmap(wxWindow* win,
                                wxDC& dc,
                                const wxRect& rect,
                                int flags=0);

    virtual wxSize GetCheckBoxSize(wxWindow *win);

    virtual int GetHeaderButtonHeight(wxWindow *win);

private:
    wxDECLARE_NO_COPY_CLASS(wxRendererMSW);
};

// ----------------------------------------------------------------------------
// wxRendererXP: wxRendererNative implementation for Windows XP and later
// ----------------------------------------------------------------------------

#if wxUSE_UXTHEME

class wxRendererXP : public wxRendererMSWBase
{
public:
    wxRendererXP() : wxRendererMSWBase(wxRendererMSW::Get()) { }

    static wxRendererNative& Get();

    virtual int DrawHeaderButton(wxWindow *win,
                                  wxDC& dc,
                                  const wxRect& rect,
                                  int flags = 0,
                                  wxHeaderSortIconType sortArrow = wxHDR_SORT_ICON_NONE,
                                  wxHeaderButtonParams* params = NULL);

    virtual void DrawTreeItemButton(wxWindow *win,
                                    wxDC& dc,
                                    const wxRect& rect,
                                    int flags = 0);
    virtual void DrawSplitterBorder(wxWindow *win,
                                    wxDC& dc,
                                    const wxRect& rect,
                                    int flags = 0);
    virtual void DrawSplitterSash(wxWindow *win,
                                  wxDC& dc,
                                  const wxSize& size,
                                  wxCoord position,
                                  wxOrientation orient,
                                  int flags = 0);
    virtual void DrawComboBoxDropButton(wxWindow *win,
                                        wxDC& dc,
                                        const wxRect& rect,
                                        int flags = 0);
    virtual void DrawCheckBox(wxWindow *win,
                              wxDC& dc,
                              const wxRect& rect,
                              int flags = 0);

    virtual void DrawPushButton(wxWindow *win,
                                wxDC& dc,
                                const wxRect& rect,
                                int flags = 0);

    virtual wxSplitterRenderParams GetSplitterParams(const wxWindow *win);
private:
    wxDECLARE_NO_COPY_CLASS(wxRendererXP);
};

#endif // wxUSE_UXTHEME


// ============================================================================
// wxRendererMSWBase implementation
// ============================================================================

void wxRendererMSWBase::DrawFocusRect(wxWindow * WXUNUSED(win),
                                      wxDC& dc,
                                      const wxRect& rect,
                                      int WXUNUSED(flags))
{
    RECT rc;
    wxCopyRectToRECT(rect, rc);

    ::DrawFocusRect(GraphicsHDC(&dc), &rc);
}

void wxRendererMSWBase::DrawItemSelectionRect(wxWindow *win,
                                              wxDC& dc,
                                              const wxRect& rect,
                                              int flags)
{
    wxBrush brush;
    if ( flags & wxCONTROL_SELECTED )
    {
        if ( flags & wxCONTROL_FOCUSED )
        {
            brush = wxBrush(wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT));
        }
        else // !focused
        {
            brush = wxBrush(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE));
        }
    }
    else // !selected
    {
        brush = *wxTRANSPARENT_BRUSH;
    }

    dc.SetBrush(brush);
    dc.SetPen(*wxTRANSPARENT_PEN);
    dc.DrawRectangle( rect );

    if ((flags & wxCONTROL_FOCUSED) && (flags & wxCONTROL_CURRENT))
        DrawFocusRect( win, dc, rect, flags );
}


// ============================================================================
// wxRendererNative and wxRendererMSW implementation
// ============================================================================

/* static */
wxRendererNative& wxRendererNative::GetDefault()
{
#if wxUSE_UXTHEME
    wxUxThemeEngine *themeEngine = wxUxThemeEngine::Get();
    if ( themeEngine && themeEngine->IsAppThemed() )
        return wxRendererXP::Get();
#endif // wxUSE_UXTHEME

    return wxRendererMSW::Get();
}

/* static */
wxRendererNative& wxRendererMSW::Get()
{
    static wxRendererMSW s_rendererMSW;

    return s_rendererMSW;
}

void
wxRendererMSW::DrawComboBoxDropButton(wxWindow * WXUNUSED(win),
                                      wxDC& dc,
                                      const wxRect& rect,
                                      int flags)
{
    RECT r;
    wxCopyRectToRECT(rect, r);

    int style = DFCS_SCROLLCOMBOBOX;
    if ( flags & wxCONTROL_DISABLED )
        style |= DFCS_INACTIVE;
    if ( flags & wxCONTROL_PRESSED )
        style |= DFCS_PUSHED | DFCS_FLAT;

    ::DrawFrameControl(GraphicsHDC(&dc), &r, DFC_SCROLL, style);
}

void
wxRendererMSW::DrawCheckBox(wxWindow * WXUNUSED(win),
                            wxDC& dc,
                            const wxRect& rect,
                            int flags)
{
    RECT r;
    wxCopyRectToRECT(rect, r);

    int style = DFCS_BUTTONCHECK;
    if ( flags & wxCONTROL_CHECKED )
        style |= DFCS_CHECKED;
    if ( flags & wxCONTROL_DISABLED )
        style |= DFCS_INACTIVE;
    if ( flags & wxCONTROL_FLAT )
        style |= DFCS_MONO;
    if ( flags & wxCONTROL_PRESSED )
        style |= DFCS_PUSHED;
    if ( flags & wxCONTROL_CURRENT )
        style |= DFCS_HOT;

    ::DrawFrameControl(GraphicsHDC(&dc), &r, DFC_BUTTON, style);
}

void
wxRendererMSW::DrawPushButton(wxWindow * WXUNUSED(win),
                              wxDC& dc,
                              const wxRect& rectOrig,
                              int flags)
{
    wxRect rect(rectOrig);

    int style = DFCS_BUTTONPUSH;
    if ( flags & wxCONTROL_DISABLED )
        style |= DFCS_INACTIVE;
    if ( flags & wxCONTROL_PRESSED )
        style |= DFCS_PUSHED | DFCS_FLAT;
    if ( flags & wxCONTROL_ISDEFAULT )
    {
        // DrawFrameControl() doesn't seem to support default buttons so we
        // have to draw the border ourselves
        wxDCPenChanger pen(dc, *wxBLACK_PEN);
        wxDCBrushChanger brush(dc, *wxTRANSPARENT_BRUSH);
        dc.DrawRectangle(rect);
        rect.Deflate(1);
    }

    RECT rc;
    wxCopyRectToRECT(rect, rc);

    ::DrawFrameControl(GraphicsHDC(&dc), &rc, DFC_BUTTON, style);
}

wxSize wxRendererMSW::GetCheckBoxSize(wxWindow * WXUNUSED(win))
{
    return wxSize(::GetSystemMetrics(SM_CXMENUCHECK),
                  ::GetSystemMetrics(SM_CYMENUCHECK));
}

int wxRendererMSW::GetHeaderButtonHeight(wxWindow * WXUNUSED(win))
{
    // some "reasonable" value returned in case of error, it doesn't really
    // correspond to anything but it's better than returning 0
    static const int DEFAULT_HEIGHT = 20;


    // create a temporary header window just to get its geometry
    HWND hwndHeader = ::CreateWindow(WC_HEADER, NULL, 0,
                                     0, 0, 0, 0, NULL, NULL, NULL, NULL);
    if ( !hwndHeader )
        return DEFAULT_HEIGHT;

    wxON_BLOCK_EXIT1( ::DestroyWindow, hwndHeader );

    // initialize the struct filled with the values by Header_Layout()
    RECT parentRect = { 0, 0, 100, 100 };
    WINDOWPOS wp = { 0, 0, 0, 0, 0, 0, 0 };
    HDLAYOUT hdl = { &parentRect, &wp };

    return Header_Layout(hwndHeader, &hdl) ? wp.cy : DEFAULT_HEIGHT;
}

// Uses the theme to draw the border and fill for something like a wxTextCtrl
void wxRendererMSW::DrawTextCtrl(wxWindow* win, wxDC& dc, const wxRect& rect, int flags)
{
    wxColour fill;
    wxColour bdr;
    COLORREF cref;

#if wxUSE_UXTHEME
    wxUxThemeHandle hTheme(win, L"EDIT");
    if (hTheme)
    {
        wxUxThemeEngine::Get()->GetThemeColor(hTheme, EP_EDITTEXT,
                                              ETS_NORMAL, TMT_FILLCOLOR, &cref);
        fill = wxRGBToColour(cref);

        int etsState;
        if ( flags & wxCONTROL_DISABLED )
            etsState = ETS_DISABLED;
        else
            etsState = ETS_NORMAL;

        wxUxThemeEngine::Get()->GetThemeColor(hTheme, EP_EDITTEXT,
                                              etsState, TMT_BORDERCOLOR, &cref);
        bdr = wxRGBToColour(cref);
    }
    else
#endif
    {
        fill = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW);
        bdr = *wxBLACK;
    }

    dc.SetPen( bdr );
    dc.SetBrush( fill );
    dc.DrawRectangle(rect);
}


// Draw the equivallent of a wxComboBox
void wxRendererMSW::DrawComboBox(wxWindow* win, wxDC& dc, const wxRect& rect, int flags)
{
    // Draw the main part of the control same as TextCtrl
    DrawTextCtrl(win, dc, rect, flags);

    // Draw the button inside the border, on the right side
    wxRect br(rect);
    br.height -= 2;
    br.x += br.width - br.height - 1;
    br.width = br.height;
    br.y += 1;

    DrawComboBoxDropButton(win, dc, br, flags);
}


void wxRendererMSW::DrawChoice(wxWindow* win, wxDC& dc,
                           const wxRect& rect, int flags)
{
    DrawComboBox(win, dc, rect, flags);
}


// Draw a themed radio button
void wxRendererMSW::DrawRadioBitmap(wxWindow* win, wxDC& dc, const wxRect& rect, int flags)
{
#if wxUSE_UXTHEME
    wxUxThemeHandle hTheme(win, L"BUTTON");
    if ( !hTheme )
#endif
    {
        // ??? m_rendererNative.DrawRadioButton(win, dc, rect, flags);
        return;
    }

#if wxUSE_UXTHEME
    RECT r;
    wxCopyRectToRECT(rect, r);

    int state;
    if ( flags & wxCONTROL_CHECKED )
        state = RBS_CHECKEDNORMAL;
    else if ( flags & wxCONTROL_UNDETERMINED )
        state = RBS_MIXEDNORMAL;
    else
        state = RBS_UNCHECKEDNORMAL;

    // RBS_XXX is followed by RBX_XXXGOT, then RBS_XXXPRESSED and DISABLED
    if ( flags & wxCONTROL_CURRENT )
        state += 1;
    else if ( flags & wxCONTROL_PRESSED )
        state += 2;
    else if ( flags & wxCONTROL_DISABLED )
        state += 3;

    wxUxThemeEngine::Get()->DrawThemeBackground
                            (
                                hTheme,
                                GraphicsHDC(&dc),
                                BP_RADIOBUTTON,
                                state,
                                &r,
                                NULL
                            );
#endif
}

// ============================================================================
// wxRendererXP implementation
// ============================================================================

#if wxUSE_UXTHEME

/* static */
wxRendererNative& wxRendererXP::Get()
{
    static wxRendererXP s_rendererXP;

    return s_rendererXP;
}

// NOTE: There is no guarantee that the button drawn fills the entire rect (XP
// default theme, for example), so the caller should have cleared button's
// background before this call. This is quite likely a wxMSW-specific thing.
void
wxRendererXP::DrawComboBoxDropButton(wxWindow * win,
                                      wxDC& dc,
                                      const wxRect& rect,
                                      int flags)
{
    wxUxThemeHandle hTheme(win, L"COMBOBOX");
    if ( !hTheme )
    {
        m_rendererNative.DrawComboBoxDropButton(win, dc, rect, flags);
        return;
    }

    RECT r;
    wxCopyRectToRECT(rect, r);

    int state;
    if ( flags & wxCONTROL_PRESSED )
        state = CBXS_PRESSED;
    else if ( flags & wxCONTROL_CURRENT )
        state = CBXS_HOT;
    else if ( flags & wxCONTROL_DISABLED )
        state = CBXS_DISABLED;
    else
        state = CBXS_NORMAL;

    wxUxThemeEngine::Get()->DrawThemeBackground
                            (
                                hTheme,
                                GetHdcOf(*((wxMSWDCImpl*)dc.GetImpl())),
                                CP_DROPDOWNBUTTON,
                                state,
                                &r,
                                NULL
                            );

}

int
wxRendererXP::DrawHeaderButton(wxWindow *win,
                               wxDC& dc,
                               const wxRect& rect,
                               int flags,
                               wxHeaderSortIconType sortArrow,
                               wxHeaderButtonParams* params)
{
    wxUxThemeHandle hTheme(win, L"HEADER");
    if ( !hTheme )
    {
        return m_rendererNative.DrawHeaderButton(win, dc, rect, flags, sortArrow, params);
    }

    RECT r;
    wxCopyRectToRECT(rect, r);

    int state;
    if ( flags & wxCONTROL_PRESSED )
        state = HIS_PRESSED;
    else if ( flags & wxCONTROL_CURRENT )
        state = HIS_HOT;
    else
        state = HIS_NORMAL;
    wxUxThemeEngine::Get()->DrawThemeBackground
                            (
                                hTheme,
                                GetHdcOf(*((wxMSWDCImpl*)dc.GetImpl())),
                                HP_HEADERITEM,
                                state,
                                &r,
                                NULL
                            );

    // NOTE: Using the theme to draw HP_HEADERSORTARROW doesn't do anything.
    // Why?  If this can be fixed then draw the sort arrows using the theme
    // and then clear those flags before calling DrawHeaderButtonContents.

    // Add any extras that are specified in flags and params
    return DrawHeaderButtonContents(win, dc, rect, flags, sortArrow, params);
}


void
wxRendererXP::DrawTreeItemButton(wxWindow *win,
                                 wxDC& dc,
                                 const wxRect& rect,
                                 int flags)
{
    wxUxThemeHandle hTheme(win, L"TREEVIEW");
    if ( !hTheme )
    {
        m_rendererNative.DrawTreeItemButton(win, dc, rect, flags);
        return;
    }

    RECT r;
    wxCopyRectToRECT(rect, r);

    int state = flags & wxCONTROL_EXPANDED ? GLPS_OPENED : GLPS_CLOSED;
    wxUxThemeEngine::Get()->DrawThemeBackground
                            (
                                hTheme,
                                GetHdcOf(*((wxMSWDCImpl*)dc.GetImpl())),
                                TVP_GLYPH,
                                state,
                                &r,
                                NULL
                            );
}


void
wxRendererXP::DrawCheckBox(wxWindow *win,
                           wxDC& dc,
                           const wxRect& rect,
                           int flags)
{
    wxUxThemeHandle hTheme(win, L"BUTTON");
    if ( !hTheme )
    {
        m_rendererNative.DrawCheckBox(win, dc, rect, flags);
        return;
    }

    RECT r;
    wxCopyRectToRECT(rect, r);

    int state;
    if ( flags & wxCONTROL_CHECKED )
        state = CBS_CHECKEDNORMAL;
    else if ( flags & wxCONTROL_UNDETERMINED )
        state = CBS_MIXEDNORMAL;
    else
        state = CBS_UNCHECKEDNORMAL;

    // CBS_XXX is followed by CBX_XXXHOT, then CBS_XXXPRESSED and DISABLED
    enum
    {
        CBS_HOT_OFFSET = 1,
        CBS_PRESSED_OFFSET = 2,
        CBS_DISABLED_OFFSET = 3
    };

    if ( flags & wxCONTROL_DISABLED )
        state += CBS_DISABLED_OFFSET;
    else if ( flags & wxCONTROL_PRESSED )
        state += CBS_PRESSED_OFFSET;
    else if ( flags & wxCONTROL_CURRENT )
        state += CBS_HOT_OFFSET;

    wxUxThemeEngine::Get()->DrawThemeBackground
                            (
                                hTheme,
                                GetHdcOf(*((wxMSWDCImpl*)dc.GetImpl())),
                                BP_CHECKBOX,
                                state,
                                &r,
                                NULL
                            );
}

void
wxRendererXP::DrawPushButton(wxWindow * win,
                             wxDC& dc,
                             const wxRect& rect,
                             int flags)
{
    wxUxThemeHandle hTheme(win, L"BUTTON");
    if ( !hTheme )
    {
        m_rendererNative.DrawPushButton(win, dc, rect, flags);
        return;
    }

    RECT r;
    wxCopyRectToRECT(rect, r);

    int state;
    if ( flags & wxCONTROL_PRESSED )
        state = PBS_PRESSED;
    else if ( flags & wxCONTROL_CURRENT )
        state = PBS_HOT;
    else if ( flags & wxCONTROL_DISABLED )
        state = PBS_DISABLED;
    else if ( flags & wxCONTROL_ISDEFAULT )
        state = PBS_DEFAULTED;
    else
        state = PBS_NORMAL;

    wxUxThemeEngine::Get()->DrawThemeBackground
                            (
                                hTheme,
                                GetHdcOf(*((wxMSWDCImpl*)dc.GetImpl())),
                                BP_PUSHBUTTON,
                                state,
                                &r,
                                NULL
                            );
}


// ----------------------------------------------------------------------------
// splitter drawing
// ----------------------------------------------------------------------------

// the width of the sash: this is the same as used by Explorer...
static const wxCoord SASH_WIDTH = 4;

wxSplitterRenderParams
wxRendererXP::GetSplitterParams(const wxWindow * win)
{
    if ( win->HasFlag(wxSP_NO_XP_THEME) )
        return m_rendererNative.GetSplitterParams(win);
    else
        return wxSplitterRenderParams(SASH_WIDTH, 0, false);
}

void
wxRendererXP::DrawSplitterBorder(wxWindow * win,
                                 wxDC& dc,
                                 const wxRect& rect,
                                 int flags)
{
    if ( win->HasFlag(wxSP_NO_XP_THEME) )
    {
        m_rendererNative.DrawSplitterBorder(win, dc, rect, flags);
    }
}

void
wxRendererXP::DrawSplitterSash(wxWindow *win,
                               wxDC& dc,
                               const wxSize& size,
                               wxCoord position,
                               wxOrientation orient,
                               int flags)
{
    if ( !win->HasFlag(wxSP_NO_XP_THEME) )
    {
        dc.SetPen(*wxTRANSPARENT_PEN);
        dc.SetBrush(wxBrush(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE)));
        if ( orient == wxVERTICAL )
        {
            dc.DrawRectangle(position, 0, SASH_WIDTH, size.y);
        }
        else // wxHORIZONTAL
        {
            dc.DrawRectangle(0, position, size.x, SASH_WIDTH);
        }

        return;
    }

    m_rendererNative.DrawSplitterSash(win, dc, size, position, orient, flags);
}

#endif // wxUSE_UXTHEME
Commit	Line	Data
	1	///////////////////////////////////////////////////////////////////////////////
	2	// Name: src/msw/renderer.cpp
	3	// Purpose: implementation of wxRendererNative for Windows
	4	// Author: Vadim Zeitlin
	5	// Modified by:
	6	// Created: 20.07.2003
	7	// RCS-ID: $Id$
	8	// Copyright: (c) 2003 Vadim Zeitlin <vadim@wxwindows.org>
	9	// License: wxWindows licence
	10	///////////////////////////////////////////////////////////////////////////////
	11
	12	// ============================================================================
	13	// declarations
	14	// ============================================================================
	15
	16	// ----------------------------------------------------------------------------
	17	// headers
	18	// ----------------------------------------------------------------------------
	19
	20	// for compilers that support precompilation, includes "wx.h".
	21	#include "wx/wxprec.h"
	22
	23	#ifdef __BORLANDC__
	24	#pragma hdrstop
	25	#endif
	26
	27	#ifndef WX_PRECOMP
	28	#include "wx/string.h"
	29	#include "wx/window.h"
	30	#include "wx/dc.h"
	31	#include "wx/settings.h"
	32	#endif //WX_PRECOMP
	33
	34	#include "wx/scopeguard.h"
	35	#include "wx/splitter.h"
	36	#include "wx/renderer.h"
	37	#include "wx/msw/private.h"
	38	#include "wx/msw/dc.h"
	39	#include "wx/msw/uxtheme.h"
	40
	41	#if wxUSE_GRAPHICS_CONTEXT
	42	// TODO remove this dependency (gdiplus needs the macros)
	43	#ifndef max
	44	#define max(a,b) (((a) > (b)) ? (a) : (b))
	45	#endif
	46
	47	#ifndef min
	48	#define min(a,b) (((a) < (b)) ? (a) : (b))
	49	#endif
	50
	51	#include "wx/dcgraph.h"
	52	#include "gdiplus.h"
	53	using namespace Gdiplus;
	54	#endif // wxUSE_GRAPHICS_CONTEXT
	55
	56	// tmschema.h is in Win32 Platform SDK and might not be available with earlier
	57	// compilers
	58	#ifndef CP_DROPDOWNBUTTON
	59	#define BP_PUSHBUTTON 1
	60	#define BP_RADIOBUTTON 2
	61	#define BP_CHECKBOX 3
	62	#define RBS_UNCHECKEDNORMAL 1
	63	#define RBS_CHECKEDNORMAL (RBS_UNCHECKEDNORMAL + 4)
	64	#define RBS_MIXEDNORMAL (RBS_CHECKEDNORMAL + 4)
	65	#define CBS_UNCHECKEDNORMAL 1
	66	#define CBS_CHECKEDNORMAL (CBS_UNCHECKEDNORMAL + 4)
	67	#define CBS_MIXEDNORMAL (CBS_CHECKEDNORMAL + 4)
	68
	69	#define PBS_NORMAL 1
	70	#define PBS_HOT 2
	71	#define PBS_PRESSED 3
	72	#define PBS_DISABLED 4
	73	#define PBS_DEFAULTED 5
	74
	75	#define CP_DROPDOWNBUTTON 1
	76
	77	#define CBXS_NORMAL 1
	78	#define CBXS_HOT 2
	79	#define CBXS_PRESSED 3
	80	#define CBXS_DISABLED 4
	81
	82	#define TVP_GLYPH 2
	83
	84	#define GLPS_CLOSED 1
	85	#define GLPS_OPENED 2
	86
	87	#define HP_HEADERITEM 1
	88
	89	#define HIS_NORMAL 1
	90	#define HIS_HOT 2
	91	#define HIS_PRESSED 3
	92
	93	#define TMT_HEIGHT 2417
	94
	95	#define HP_HEADERSORTARROW 4
	96	#define HSAS_SORTEDUP 1
	97	#define HSAS_SORTEDDOWN 2
	98
	99	#define EP_EDITTEXT 1
	100	#define ETS_NORMAL 1
	101	#define ETS_HOT 2
	102	#define ETS_SELECTED 3
	103	#define ETS_DISABLED 4
	104	#define ETS_FOCUSED 5
	105	#define ETS_READONLY 6
	106	#define ETS_ASSIST 7
	107	#define TMT_FILLCOLOR 3802
	108	#define TMT_TEXTCOLOR 3803
	109	#define TMT_BORDERCOLOR 3801
	110	#define TMT_EDGEFILLCOLOR 3808
	111	#endif
	112
	113
	114	// ----------------------------------------------------------------------------
	115	// If the DC is a wxGCDC then pull out the HDC from the GraphicsContext when
	116	// it is needed, and handle the Release when done.
	117
	118	class GraphicsHDC
	119	{
	120	public:
	121	GraphicsHDC(wxDC* dc)
	122	{
	123	#if wxUSE_GRAPHICS_CONTEXT
	124	m_graphics = NULL;
	125	wxGCDC* gcdc = wxDynamicCast(dc, wxGCDC);
	126	if (gcdc) {
	127	m_graphics = (Graphics*)gcdc->GetGraphicsContext()->GetNativeContext();
	128	m_hdc = m_graphics->GetHDC();
	129	}
	130	else
	131	#endif
	132	m_hdc = GetHdcOf(((wxMSWDCImpl)dc->GetImpl()));
	133	}
	134
	135	~GraphicsHDC()
	136	{
	137	#if wxUSE_GRAPHICS_CONTEXT
	138	if (m_graphics)
	139	m_graphics->ReleaseHDC(m_hdc);
	140	#endif
	141	}
	142
	143	operator HDC() const { return m_hdc; }
	144
	145	private:
	146	HDC m_hdc;
	147	#if wxUSE_GRAPHICS_CONTEXT
	148	Graphics* m_graphics;
	149	#endif
	150	};
	151
	152	#if defined(__WXWINCE__)
	153	#ifndef DFCS_FLAT
	154	#define DFCS_FLAT 0
	155	#endif
	156	#ifndef DFCS_MONO
	157	#define DFCS_MONO 0
	158	#endif
	159	#endif
	160
	161	#ifndef DFCS_HOT
	162	#define DFCS_HOT 0x1000
	163	#endif
	164
	165	// ----------------------------------------------------------------------------
	166	// methods common to wxRendererMSW and wxRendererXP
	167	// ----------------------------------------------------------------------------
	168
	169	class wxRendererMSWBase : public wxDelegateRendererNative
	170	{
	171	public:
	172	wxRendererMSWBase() { }
	173	wxRendererMSWBase(wxRendererNative& rendererNative)
	174	: wxDelegateRendererNative(rendererNative) { }
	175
	176	void DrawFocusRect(wxWindow * win,
	177	wxDC& dc,
	178	const wxRect& rect,
	179	int flags = 0);
	180
	181	void DrawItemSelectionRect(wxWindow *win,
	182	wxDC& dc,
	183	const wxRect& rect,
	184	int flags = 0);
	185	};
	186
	187	// ----------------------------------------------------------------------------
	188	// wxRendererMSW: wxRendererNative implementation for "old" Win32 systems
	189	// ----------------------------------------------------------------------------
	190
	191	class wxRendererMSW : public wxRendererMSWBase
	192	{
	193	public:
	194	wxRendererMSW() { }
	195
	196	static wxRendererNative& Get();
	197
	198	virtual void DrawComboBoxDropButton(wxWindow *win,
	199	wxDC& dc,
	200	const wxRect& rect,
	201	int flags = 0);
	202
	203	virtual void DrawCheckBox(wxWindow *win,
	204	wxDC& dc,
	205	const wxRect& rect,
	206	int flags = 0);
	207
	208	virtual void DrawPushButton(wxWindow *win,
	209	wxDC& dc,
	210	const wxRect& rect,
	211	int flags = 0);
	212
	213	virtual void DrawChoice(wxWindow* win,
	214	wxDC& dc,
	215	const wxRect& rect,
	216	int flags=0);
	217
	218	virtual void DrawComboBox(wxWindow* win,
	219	wxDC& dc,
	220	const wxRect& rect,
	221	int flags=0);
	222
	223	virtual void DrawTextCtrl(wxWindow* win,
	224	wxDC& dc,
	225	const wxRect& rect,
	226	int flags=0);
	227
	228	virtual void DrawRadioBitmap(wxWindow* win,
	229	wxDC& dc,
	230	const wxRect& rect,
	231	int flags=0);
	232
	233	virtual wxSize GetCheckBoxSize(wxWindow *win);
	234
	235	virtual int GetHeaderButtonHeight(wxWindow *win);
	236
	237	private:
	238	wxDECLARE_NO_COPY_CLASS(wxRendererMSW);
	239	};
	240
	241	// ----------------------------------------------------------------------------
	242	// wxRendererXP: wxRendererNative implementation for Windows XP and later
	243	// ----------------------------------------------------------------------------
	244
	245	#if wxUSE_UXTHEME
	246
	247	class wxRendererXP : public wxRendererMSWBase
	248	{
	249	public:
	250	wxRendererXP() : wxRendererMSWBase(wxRendererMSW::Get()) { }
	251
	252	static wxRendererNative& Get();
	253
	254	virtual int DrawHeaderButton(wxWindow *win,
	255	wxDC& dc,
	256	const wxRect& rect,
	257	int flags = 0,
	258	wxHeaderSortIconType sortArrow = wxHDR_SORT_ICON_NONE,
	259	wxHeaderButtonParams* params = NULL);
	260
	261	virtual void DrawTreeItemButton(wxWindow *win,
	262	wxDC& dc,
	263	const wxRect& rect,
	264	int flags = 0);
	265	virtual void DrawSplitterBorder(wxWindow *win,
	266	wxDC& dc,
	267	const wxRect& rect,
	268	int flags = 0);
	269	virtual void DrawSplitterSash(wxWindow *win,
	270	wxDC& dc,
	271	const wxSize& size,
	272	wxCoord position,
	273	wxOrientation orient,
	274	int flags = 0);
	275	virtual void DrawComboBoxDropButton(wxWindow *win,
	276	wxDC& dc,
	277	const wxRect& rect,
	278	int flags = 0);
	279	virtual void DrawCheckBox(wxWindow *win,
	280	wxDC& dc,
	281	const wxRect& rect,
	282	int flags = 0);
	283
	284	virtual void DrawPushButton(wxWindow *win,
	285	wxDC& dc,
	286	const wxRect& rect,
	287	int flags = 0);
	288
	289	virtual wxSplitterRenderParams GetSplitterParams(const wxWindow *win);
	290	private:
	291	wxDECLARE_NO_COPY_CLASS(wxRendererXP);
	292	};
	293
	294	#endif // wxUSE_UXTHEME
	295
	296
	297	// ============================================================================
	298	// wxRendererMSWBase implementation
	299	// ============================================================================
	300
	301	void wxRendererMSWBase::DrawFocusRect(wxWindow * WXUNUSED(win),
	302	wxDC& dc,
	303	const wxRect& rect,
	304	int WXUNUSED(flags))
	305	{
	306	RECT rc;
	307	wxCopyRectToRECT(rect, rc);
	308
	309	::DrawFocusRect(GraphicsHDC(&dc), &rc);
	310	}
	311
	312	void wxRendererMSWBase::DrawItemSelectionRect(wxWindow *win,
	313	wxDC& dc,
	314	const wxRect& rect,
	315	int flags)
	316	{
	317	wxBrush brush;
	318	if ( flags & wxCONTROL_SELECTED )
	319	{
	320	if ( flags & wxCONTROL_FOCUSED )
	321	{
	322	brush = wxBrush(wxSystemSettings::GetColour(wxSYS_COLOUR_HIGHLIGHT));
	323	}
	324	else // !focused
	325	{
	326	brush = wxBrush(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE));
	327	}
	328	}
	329	else // !selected
	330	{
	331	brush = *wxTRANSPARENT_BRUSH;
	332	}
	333
	334	dc.SetBrush(brush);
	335	dc.SetPen(*wxTRANSPARENT_PEN);
	336	dc.DrawRectangle( rect );
	337
	338	if ((flags & wxCONTROL_FOCUSED) && (flags & wxCONTROL_CURRENT))
	339	DrawFocusRect( win, dc, rect, flags );
	340	}
	341
	342
	343	// ============================================================================
	344	// wxRendererNative and wxRendererMSW implementation
	345	// ============================================================================
	346
	347	/* static */
	348	wxRendererNative& wxRendererNative::GetDefault()
	349	{
	350	#if wxUSE_UXTHEME
	351	wxUxThemeEngine *themeEngine = wxUxThemeEngine::Get();
	352	if ( themeEngine && themeEngine->IsAppThemed() )
	353	return wxRendererXP::Get();
	354	#endif // wxUSE_UXTHEME
	355
	356	return wxRendererMSW::Get();
	357	}
	358
	359	/* static */
	360	wxRendererNative& wxRendererMSW::Get()
	361	{
	362	static wxRendererMSW s_rendererMSW;
	363
	364	return s_rendererMSW;
	365	}
	366
	367	void
	368	wxRendererMSW::DrawComboBoxDropButton(wxWindow * WXUNUSED(win),
	369	wxDC& dc,
	370	const wxRect& rect,
	371	int flags)
	372	{
	373	RECT r;
	374	wxCopyRectToRECT(rect, r);
	375
	376	int style = DFCS_SCROLLCOMBOBOX;
	377	if ( flags & wxCONTROL_DISABLED )
	378	style \|= DFCS_INACTIVE;
	379	if ( flags & wxCONTROL_PRESSED )
	380	style \|= DFCS_PUSHED \| DFCS_FLAT;
	381
	382	::DrawFrameControl(GraphicsHDC(&dc), &r, DFC_SCROLL, style);
	383	}
	384
	385	void
	386	wxRendererMSW::DrawCheckBox(wxWindow * WXUNUSED(win),
	387	wxDC& dc,
	388	const wxRect& rect,
	389	int flags)
	390	{
	391	RECT r;
	392	wxCopyRectToRECT(rect, r);
	393
	394	int style = DFCS_BUTTONCHECK;
	395	if ( flags & wxCONTROL_CHECKED )
	396	style \|= DFCS_CHECKED;
	397	if ( flags & wxCONTROL_DISABLED )
	398	style \|= DFCS_INACTIVE;
	399	if ( flags & wxCONTROL_FLAT )
	400	style \|= DFCS_MONO;
	401	if ( flags & wxCONTROL_PRESSED )
	402	style \|= DFCS_PUSHED;
	403	if ( flags & wxCONTROL_CURRENT )
	404	style \|= DFCS_HOT;
	405
	406	::DrawFrameControl(GraphicsHDC(&dc), &r, DFC_BUTTON, style);
	407	}
	408
	409	void
	410	wxRendererMSW::DrawPushButton(wxWindow * WXUNUSED(win),
	411	wxDC& dc,
	412	const wxRect& rectOrig,
	413	int flags)
	414	{
	415	wxRect rect(rectOrig);
	416
	417	int style = DFCS_BUTTONPUSH;
	418	if ( flags & wxCONTROL_DISABLED )
	419	style \|= DFCS_INACTIVE;
	420	if ( flags & wxCONTROL_PRESSED )
	421	style \|= DFCS_PUSHED \| DFCS_FLAT;
	422	if ( flags & wxCONTROL_ISDEFAULT )
	423	{
	424	// DrawFrameControl() doesn't seem to support default buttons so we
	425	// have to draw the border ourselves
	426	wxDCPenChanger pen(dc, *wxBLACK_PEN);
	427	wxDCBrushChanger brush(dc, *wxTRANSPARENT_BRUSH);
	428	dc.DrawRectangle(rect);
	429	rect.Deflate(1);
	430	}
	431
	432	RECT rc;
	433	wxCopyRectToRECT(rect, rc);
	434
	435	::DrawFrameControl(GraphicsHDC(&dc), &rc, DFC_BUTTON, style);
	436	}
	437
	438	wxSize wxRendererMSW::GetCheckBoxSize(wxWindow * WXUNUSED(win))
	439	{
	440	return wxSize(::GetSystemMetrics(SM_CXMENUCHECK),
	441	::GetSystemMetrics(SM_CYMENUCHECK));
	442	}
	443
	444	int wxRendererMSW::GetHeaderButtonHeight(wxWindow * WXUNUSED(win))
	445	{
	446	// some "reasonable" value returned in case of error, it doesn't really
	447	// correspond to anything but it's better than returning 0
	448	static const int DEFAULT_HEIGHT = 20;
	449
	450
	451	// create a temporary header window just to get its geometry
	452	HWND hwndHeader = ::CreateWindow(WC_HEADER, NULL, 0,
	453	0, 0, 0, 0, NULL, NULL, NULL, NULL);
	454	if ( !hwndHeader )
	455	return DEFAULT_HEIGHT;
	456
	457	wxON_BLOCK_EXIT1( ::DestroyWindow, hwndHeader );
	458
	459	// initialize the struct filled with the values by Header_Layout()
	460	RECT parentRect = { 0, 0, 100, 100 };
	461	WINDOWPOS wp = { 0, 0, 0, 0, 0, 0, 0 };
	462	HDLAYOUT hdl = { &parentRect, &wp };
	463
	464	return Header_Layout(hwndHeader, &hdl) ? wp.cy : DEFAULT_HEIGHT;
	465	}
	466
	467	// Uses the theme to draw the border and fill for something like a wxTextCtrl
	468	void wxRendererMSW::DrawTextCtrl(wxWindow* win, wxDC& dc, const wxRect& rect, int flags)
	469	{
	470	wxColour fill;
	471	wxColour bdr;
	472	COLORREF cref;
	473
	474	#if wxUSE_UXTHEME
	475	wxUxThemeHandle hTheme(win, L"EDIT");
	476	if (hTheme)
	477	{
	478	wxUxThemeEngine::Get()->GetThemeColor(hTheme, EP_EDITTEXT,
	479	ETS_NORMAL, TMT_FILLCOLOR, &cref);
	480	fill = wxRGBToColour(cref);
	481
	482	int etsState;
	483	if ( flags & wxCONTROL_DISABLED )
	484	etsState = ETS_DISABLED;
	485	else
	486	etsState = ETS_NORMAL;
	487
	488	wxUxThemeEngine::Get()->GetThemeColor(hTheme, EP_EDITTEXT,
	489	etsState, TMT_BORDERCOLOR, &cref);
	490	bdr = wxRGBToColour(cref);
	491	}
	492	else
	493	#endif
	494	{
	495	fill = wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW);
	496	bdr = *wxBLACK;
	497	}
	498
	499	dc.SetPen( bdr );
	500	dc.SetBrush( fill );
	501	dc.DrawRectangle(rect);
	502	}
	503
	504
	505	// Draw the equivallent of a wxComboBox
	506	void wxRendererMSW::DrawComboBox(wxWindow* win, wxDC& dc, const wxRect& rect, int flags)
	507	{
	508	// Draw the main part of the control same as TextCtrl
	509	DrawTextCtrl(win, dc, rect, flags);
	510
	511	// Draw the button inside the border, on the right side
	512	wxRect br(rect);
	513	br.height -= 2;
	514	br.x += br.width - br.height - 1;
	515	br.width = br.height;
	516	br.y += 1;
	517
	518	DrawComboBoxDropButton(win, dc, br, flags);
	519	}
	520
	521
	522	void wxRendererMSW::DrawChoice(wxWindow* win, wxDC& dc,
	523	const wxRect& rect, int flags)
	524	{
	525	DrawComboBox(win, dc, rect, flags);
	526	}
	527
	528
	529	// Draw a themed radio button
	530	void wxRendererMSW::DrawRadioBitmap(wxWindow* win, wxDC& dc, const wxRect& rect, int flags)
	531	{
	532	#if wxUSE_UXTHEME
	533	wxUxThemeHandle hTheme(win, L"BUTTON");
	534	if ( !hTheme )
	535	#endif
	536	{
	537	// ??? m_rendererNative.DrawRadioButton(win, dc, rect, flags);
	538	return;
	539	}
	540
	541	#if wxUSE_UXTHEME
	542	RECT r;
	543	wxCopyRectToRECT(rect, r);
	544
	545	int state;
	546	if ( flags & wxCONTROL_CHECKED )
	547	state = RBS_CHECKEDNORMAL;
	548	else if ( flags & wxCONTROL_UNDETERMINED )
	549	state = RBS_MIXEDNORMAL;
	550	else
	551	state = RBS_UNCHECKEDNORMAL;
	552
	553	// RBS_XXX is followed by RBX_XXXGOT, then RBS_XXXPRESSED and DISABLED
	554	if ( flags & wxCONTROL_CURRENT )
	555	state += 1;
	556	else if ( flags & wxCONTROL_PRESSED )
	557	state += 2;
	558	else if ( flags & wxCONTROL_DISABLED )
	559	state += 3;
	560
	561	wxUxThemeEngine::Get()->DrawThemeBackground
	562	(
	563	hTheme,
	564	GraphicsHDC(&dc),
	565	BP_RADIOBUTTON,
	566	state,
	567	&r,
	568	NULL
	569	);
	570	#endif
	571	}
	572
	573	// ============================================================================
	574	// wxRendererXP implementation
	575	// ============================================================================
	576
	577	#if wxUSE_UXTHEME
	578
	579	/* static */
	580	wxRendererNative& wxRendererXP::Get()
	581	{
	582	static wxRendererXP s_rendererXP;
	583
	584	return s_rendererXP;
	585	}
	586
	587	// NOTE: There is no guarantee that the button drawn fills the entire rect (XP
	588	// default theme, for example), so the caller should have cleared button's
	589	// background before this call. This is quite likely a wxMSW-specific thing.
	590	void
	591	wxRendererXP::DrawComboBoxDropButton(wxWindow * win,
	592	wxDC& dc,
	593	const wxRect& rect,
	594	int flags)
	595	{
	596	wxUxThemeHandle hTheme(win, L"COMBOBOX");
	597	if ( !hTheme )
	598	{
	599	m_rendererNative.DrawComboBoxDropButton(win, dc, rect, flags);
	600	return;
	601	}
	602
	603	RECT r;
	604	wxCopyRectToRECT(rect, r);
	605
	606	int state;
	607	if ( flags & wxCONTROL_PRESSED )
	608	state = CBXS_PRESSED;
	609	else if ( flags & wxCONTROL_CURRENT )
	610	state = CBXS_HOT;
	611	else if ( flags & wxCONTROL_DISABLED )
	612	state = CBXS_DISABLED;
	613	else
	614	state = CBXS_NORMAL;
	615
	616	wxUxThemeEngine::Get()->DrawThemeBackground
	617	(
	618	hTheme,
	619	GetHdcOf(((wxMSWDCImpl)dc.GetImpl())),
	620	CP_DROPDOWNBUTTON,
	621	state,
	622	&r,
	623	NULL
	624	);
	625
	626	}
	627
	628	int
	629	wxRendererXP::DrawHeaderButton(wxWindow *win,
	630	wxDC& dc,
	631	const wxRect& rect,
	632	int flags,
	633	wxHeaderSortIconType sortArrow,
	634	wxHeaderButtonParams* params)
	635	{
	636	wxUxThemeHandle hTheme(win, L"HEADER");
	637	if ( !hTheme )
	638	{
	639	return m_rendererNative.DrawHeaderButton(win, dc, rect, flags, sortArrow, params);
	640	}
	641
	642	RECT r;
	643	wxCopyRectToRECT(rect, r);
	644
	645	int state;
	646	if ( flags & wxCONTROL_PRESSED )
	647	state = HIS_PRESSED;
	648	else if ( flags & wxCONTROL_CURRENT )
	649	state = HIS_HOT;
	650	else
	651	state = HIS_NORMAL;
	652	wxUxThemeEngine::Get()->DrawThemeBackground
	653	(
	654	hTheme,
	655	GetHdcOf(((wxMSWDCImpl)dc.GetImpl())),
	656	HP_HEADERITEM,
	657	state,
	658	&r,
	659	NULL
	660	);
	661
	662	// NOTE: Using the theme to draw HP_HEADERSORTARROW doesn't do anything.
	663	// Why? If this can be fixed then draw the sort arrows using the theme
	664	// and then clear those flags before calling DrawHeaderButtonContents.
	665
	666	// Add any extras that are specified in flags and params
	667	return DrawHeaderButtonContents(win, dc, rect, flags, sortArrow, params);
	668	}
	669
	670
	671	void
	672	wxRendererXP::DrawTreeItemButton(wxWindow *win,
	673	wxDC& dc,
	674	const wxRect& rect,
	675	int flags)
	676	{
	677	wxUxThemeHandle hTheme(win, L"TREEVIEW");
	678	if ( !hTheme )
	679	{
	680	m_rendererNative.DrawTreeItemButton(win, dc, rect, flags);
	681	return;
	682	}
	683
	684	RECT r;
	685	wxCopyRectToRECT(rect, r);
	686
	687	int state = flags & wxCONTROL_EXPANDED ? GLPS_OPENED : GLPS_CLOSED;
	688	wxUxThemeEngine::Get()->DrawThemeBackground
	689	(
	690	hTheme,
	691	GetHdcOf(((wxMSWDCImpl)dc.GetImpl())),
	692	TVP_GLYPH,
	693	state,
	694	&r,
	695	NULL
	696	);
	697	}
	698
	699
	700
	701	void
	702	wxRendererXP::DrawCheckBox(wxWindow *win,
	703	wxDC& dc,
	704	const wxRect& rect,
	705	int flags)
	706	{
	707	wxUxThemeHandle hTheme(win, L"BUTTON");
	708	if ( !hTheme )
	709	{
	710	m_rendererNative.DrawCheckBox(win, dc, rect, flags);
	711	return;
	712	}
	713
	714	RECT r;
	715	wxCopyRectToRECT(rect, r);
	716
	717	int state;
	718	if ( flags & wxCONTROL_CHECKED )
	719	state = CBS_CHECKEDNORMAL;
	720	else if ( flags & wxCONTROL_UNDETERMINED )
	721	state = CBS_MIXEDNORMAL;
	722	else
	723	state = CBS_UNCHECKEDNORMAL;
	724
	725	// CBS_XXX is followed by CBX_XXXHOT, then CBS_XXXPRESSED and DISABLED
	726	enum
	727	{
	728	CBS_HOT_OFFSET = 1,
	729	CBS_PRESSED_OFFSET = 2,
	730	CBS_DISABLED_OFFSET = 3
	731	};
	732
	733	if ( flags & wxCONTROL_DISABLED )
	734	state += CBS_DISABLED_OFFSET;
	735	else if ( flags & wxCONTROL_PRESSED )
	736	state += CBS_PRESSED_OFFSET;
	737	else if ( flags & wxCONTROL_CURRENT )
	738	state += CBS_HOT_OFFSET;
	739
	740	wxUxThemeEngine::Get()->DrawThemeBackground
	741	(
	742	hTheme,
	743	GetHdcOf(((wxMSWDCImpl)dc.GetImpl())),
	744	BP_CHECKBOX,
	745	state,
	746	&r,
	747	NULL
	748	);
	749	}
	750
	751	void
	752	wxRendererXP::DrawPushButton(wxWindow * win,
	753	wxDC& dc,
	754	const wxRect& rect,
	755	int flags)
	756	{
	757	wxUxThemeHandle hTheme(win, L"BUTTON");
	758	if ( !hTheme )
	759	{
	760	m_rendererNative.DrawPushButton(win, dc, rect, flags);
	761	return;
	762	}
	763
	764	RECT r;
	765	wxCopyRectToRECT(rect, r);
	766
	767	int state;
	768	if ( flags & wxCONTROL_PRESSED )
	769	state = PBS_PRESSED;
	770	else if ( flags & wxCONTROL_CURRENT )
	771	state = PBS_HOT;
	772	else if ( flags & wxCONTROL_DISABLED )
	773	state = PBS_DISABLED;
	774	else if ( flags & wxCONTROL_ISDEFAULT )
	775	state = PBS_DEFAULTED;
	776	else
	777	state = PBS_NORMAL;
	778
	779	wxUxThemeEngine::Get()->DrawThemeBackground
	780	(
	781	hTheme,
	782	GetHdcOf(((wxMSWDCImpl)dc.GetImpl())),
	783	BP_PUSHBUTTON,
	784	state,
	785	&r,
	786	NULL
	787	);
	788	}
	789
	790
	791	// ----------------------------------------------------------------------------
	792	// splitter drawing
	793	// ----------------------------------------------------------------------------
	794
	795	// the width of the sash: this is the same as used by Explorer...
	796	static const wxCoord SASH_WIDTH = 4;
	797
	798	wxSplitterRenderParams
	799	wxRendererXP::GetSplitterParams(const wxWindow * win)
	800	{
	801	if ( win->HasFlag(wxSP_NO_XP_THEME) )
	802	return m_rendererNative.GetSplitterParams(win);
	803	else
	804	return wxSplitterRenderParams(SASH_WIDTH, 0, false);
	805	}
	806
	807	void
	808	wxRendererXP::DrawSplitterBorder(wxWindow * win,
	809	wxDC& dc,
	810	const wxRect& rect,
	811	int flags)
	812	{
	813	if ( win->HasFlag(wxSP_NO_XP_THEME) )
	814	{
	815	m_rendererNative.DrawSplitterBorder(win, dc, rect, flags);
	816	}
	817	}
	818
	819	void
	820	wxRendererXP::DrawSplitterSash(wxWindow *win,
	821	wxDC& dc,
	822	const wxSize& size,
	823	wxCoord position,
	824	wxOrientation orient,
	825	int flags)
	826	{
	827	if ( !win->HasFlag(wxSP_NO_XP_THEME) )
	828	{
	829	dc.SetPen(*wxTRANSPARENT_PEN);
	830	dc.SetBrush(wxBrush(wxSystemSettings::GetColour(wxSYS_COLOUR_BTNFACE)));
	831	if ( orient == wxVERTICAL )
	832	{
	833	dc.DrawRectangle(position, 0, SASH_WIDTH, size.y);
	834	}
	835	else // wxHORIZONTAL
	836	{
	837	dc.DrawRectangle(0, position, size.x, SASH_WIDTH);
	838	}
	839
	840	return;
	841	}
	842
	843	m_rendererNative.DrawSplitterSash(win, dc, size, position, orient, flags);
	844	}
	845
	846	#endif // wxUSE_UXTHEME