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wxWidgets/src/msw/renderer.cpp

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///////////////////////////////////////////////////////////////////////////////
// Name: src/msw/renderer.cpp
// Purpose: implementation of wxRendererNative for Windows
// Author: Vadim Zeitlin
// Modified by:
// Created: 20.07.2003
// Copyright: (c) 2003 Vadim Zeitlin <vadim@wxwindows.org>
// Licence: 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/control.h" // for wxControl::Ellipsize()
#include "wx/dc.h"
#include "wx/settings.h"
#endif //WX_PRECOMP
#include "wx/dcgraph.h"
#include "wx/math.h"
#include "wx/scopeguard.h"
#include "wx/splitter.h"
#include "wx/renderer.h"
#include "wx/msw/private.h"
#include "wx/msw/uxtheme.h"
// 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
#define WP_MINBUTTON 15
#define WP_MAXBUTTON 17
#define WP_CLOSEBUTTON 18
#define WP_RESTOREBUTTON 21
#define WP_HELPBUTTON 23
#define PP_BAR 1
#define PP_CHUNK 3
#define LISS_NORMAL 1
#define LISS_HOT 2
#define LISS_SELECTED 3
#define LISS_DISABLED 4
#define LISS_SELECTEDNOTFOCUS 5
#define LISS_HOTSELECTED 6
#define LVP_LISTITEM 1
#define DTT_TEXTCOLOR (1UL << 0) // crText has been specified
#define DTT_STATEID (1UL << 8) // IStateId has been specified
#define TDLG_EXPANDOBUTTON 13
#define TDLGEBS_NORMAL 1
#define TDLGEBS_HOVER 2
#define TDLGEBS_PRESSED 3
#define TDLGEBS_EXPANDEDNORMAL 4
#define TDLGEBS_EXPANDEDHOVER 5
#define TDLGEBS_EXPANDEDPRESSED 6
#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) wxOVERRIDE;
void DrawItemSelectionRect(wxWindow *win,
wxDC& dc,
const wxRect& rect,
int flags = 0) wxOVERRIDE;
void DrawChoice(wxWindow* win,
wxDC& dc,
const wxRect& rect,
int flags = 0) wxOVERRIDE;
void DrawComboBox(wxWindow* win,
wxDC& dc,
const wxRect& rect,
int flags = 0) wxOVERRIDE;
virtual void DrawComboBoxDropButton(wxWindow *win,
wxDC& dc,
const wxRect& rect,
int flags = 0) wxOVERRIDE = 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) wxOVERRIDE;
virtual void DrawCheckBox(wxWindow *win,
wxDC& dc,
const wxRect& rect,
int flags = 0) wxOVERRIDE
{
DoDrawButton(DFCS_BUTTONCHECK, win, dc, rect, flags);
}
virtual void DrawPushButton(wxWindow *win,
wxDC& dc,
const wxRect& rect,
int flags = 0) wxOVERRIDE;
virtual void DrawRadioBitmap(wxWindow* win,
wxDC& dc,
const wxRect& rect,
int flags = 0) wxOVERRIDE
{
DoDrawButton(DFCS_BUTTONRADIO, win, dc, rect, flags);
}
virtual void DrawTitleBarBitmap(wxWindow *win,
wxDC& dc,
const wxRect& rect,
wxTitleBarButton button,
int flags = 0) wxOVERRIDE;
virtual wxSize GetCheckBoxSize(wxWindow *win) wxOVERRIDE;
virtual int GetHeaderButtonHeight(wxWindow *win) wxOVERRIDE;
virtual int GetHeaderButtonMargin(wxWindow *win) wxOVERRIDE;
private:
// wrapper of DrawFrameControl()
void DoDrawFrameControl(UINT type,
UINT kind,
wxWindow *win,
wxDC& dc,
const wxRect& rect,
int flags);
// common part of Draw{PushButton,CheckBox,RadioBitmap}(): wraps
// DrawFrameControl(DFC_BUTTON)
void DoDrawButton(UINT kind,
wxWindow *win,
wxDC& dc,
const wxRect& rect,
int flags)
{
DoDrawFrameControl(DFC_BUTTON, kind, win, dc, rect, flags);
}
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) wxOVERRIDE;
virtual void DrawTreeItemButton(wxWindow *win,
wxDC& dc,
const wxRect& rect,
int flags = 0) wxOVERRIDE;
virtual void DrawSplitterBorder(wxWindow *win,
wxDC& dc,
const wxRect& rect,
int flags = 0) wxOVERRIDE;
virtual void DrawSplitterSash(wxWindow *win,
wxDC& dc,
const wxSize& size,
wxCoord position,
wxOrientation orient,
int flags = 0) wxOVERRIDE;
virtual void DrawComboBoxDropButton(wxWindow *win,
wxDC& dc,
const wxRect& rect,
int flags = 0) wxOVERRIDE;
virtual void DrawCheckBox(wxWindow *win,
wxDC& dc,
const wxRect& rect,
int flags = 0) wxOVERRIDE
{
if ( !DoDrawXPButton(BP_CHECKBOX, win, dc, rect, flags) )
m_rendererNative.DrawCheckBox(win, dc, rect, flags);
}
virtual void DrawPushButton(wxWindow *win,
wxDC& dc,
const wxRect& rect,
int flags = 0) wxOVERRIDE
{
if ( !DoDrawXPButton(BP_PUSHBUTTON, win, dc, rect, flags) )
m_rendererNative.DrawPushButton(win, dc, rect, flags);
}
virtual void DrawCollapseButton(wxWindow *win,
wxDC& dc,
const wxRect& rect,
int flags = 0) wxOVERRIDE;
virtual wxSize GetCollapseButtonSize(wxWindow *win, wxDC& dc) wxOVERRIDE;
virtual void DrawItemSelectionRect(wxWindow *win,
wxDC& dc,
const wxRect& rect,
int flags = 0) wxOVERRIDE;
virtual void DrawTextCtrl(wxWindow* win,
wxDC& dc,
const wxRect& rect,
int flags = 0) wxOVERRIDE;
virtual void DrawRadioBitmap(wxWindow *win,
wxDC& dc,
const wxRect& rect,
int flags = 0) wxOVERRIDE
{
if ( !DoDrawXPButton(BP_RADIOBUTTON, win, dc, rect, flags) )
m_rendererNative.DrawRadioBitmap(win, dc, rect, flags);
}
virtual void DrawTitleBarBitmap(wxWindow *win,
wxDC& dc,
const wxRect& rect,
wxTitleBarButton button,
int flags = 0) wxOVERRIDE;
virtual wxSize GetCheckBoxSize(wxWindow *win) wxOVERRIDE;
virtual void DrawGauge(wxWindow* win,
wxDC& dc,
const wxRect& rect,
int value,
int max,
int flags = 0) wxOVERRIDE;
virtual void DrawItemText(wxWindow* win,
wxDC& dc,
const wxString& text,
const wxRect& rect,
int align = wxALIGN_LEFT | wxALIGN_TOP,
int flags = 0,
wxEllipsizeMode ellipsizeMode = wxELLIPSIZE_END) wxOVERRIDE;
virtual wxSplitterRenderParams GetSplitterParams(const wxWindow *win) wxOVERRIDE;
private:
// wrapper around DrawThemeBackground() translating flags to NORMAL/HOT/
// PUSHED/DISABLED states (and so suitable for drawing anything
// button-like)
void DoDrawButtonLike(HTHEME htheme,
int part,
wxDC& dc,
const wxRect& rect,
int flags);
// common part of DrawCheckBox(), DrawPushButton() and DrawRadioBitmap()
bool DoDrawXPButton(int kind,
wxWindow *win,
wxDC& dc,
const wxRect& rect,
int flags);
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(GetHdcOf(dc.GetTempHDC()), &rc);
}
void wxRendererMSWBase::DrawItemSelectionRect(wxWindow *win,
wxDC& dc,
const wxRect& rect,
int flags)
{
if ( flags & wxCONTROL_CELL )
{
m_rendererNative.DrawItemSelectionRect(win, dc, rect, flags);
return;
}
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 );
}
void wxRendererMSWBase::DrawChoice(wxWindow* win,
wxDC& dc,
const wxRect& rect,
int flags)
{
DrawComboBox(win, dc, rect, flags);
}
void wxRendererMSWBase::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);
}
// ============================================================================
// 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)
{
wxCHECK_RET( dc.GetImpl(), wxT("Invalid wxDC") );
wxRect adjustedRect = dc.GetImpl()->MSWApplyGDIPlusTransform(rect);
RECT r;
wxCopyRectToRECT(adjustedRect, r);
int style = DFCS_SCROLLCOMBOBOX;
if ( flags & wxCONTROL_DISABLED )
style |= DFCS_INACTIVE;
if ( flags & wxCONTROL_PRESSED )
style |= DFCS_PUSHED | DFCS_FLAT;
::DrawFrameControl(GetHdcOf(dc.GetTempHDC()), &r, DFC_SCROLL, style);
}
void
wxRendererMSW::DoDrawFrameControl(UINT type,
UINT kind,
wxWindow * WXUNUSED(win),
wxDC& dc,
const wxRect& rect,
int flags)
{
wxCHECK_RET( dc.GetImpl(), wxT("Invalid wxDC") );
wxRect adjustedRect = dc.GetImpl()->MSWApplyGDIPlusTransform(rect);
RECT r;
wxCopyRectToRECT(adjustedRect, r);
int style = kind;
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;
if ( flags & wxCONTROL_UNDETERMINED )
// Using DFCS_BUTTON3STATE here doesn't work (as might be expected),
// use the following two styles to get the same look of a check box
// in the undetermined state.
style |= DFCS_INACTIVE | DFCS_CHECKED;
::DrawFrameControl(GetHdcOf(dc.GetTempHDC()), &r, type, style);
}
void
wxRendererMSW::DrawPushButton(wxWindow *win,
wxDC& dc,
const wxRect& rectOrig,
int flags)
{
wxRect rect(rectOrig);
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);
}
DoDrawButton(DFCS_BUTTONPUSH, win, dc, rect, flags);
}
void
wxRendererMSW::DrawTitleBarBitmap(wxWindow *win,
wxDC& dc,
const wxRect& rect,
wxTitleBarButton button,
int flags)
{
UINT kind;
switch ( button )
{
case wxTITLEBAR_BUTTON_CLOSE:
kind = DFCS_CAPTIONCLOSE;
break;
case wxTITLEBAR_BUTTON_MAXIMIZE:
kind = DFCS_CAPTIONMAX;
break;
case wxTITLEBAR_BUTTON_ICONIZE:
kind = DFCS_CAPTIONMIN;
break;
case wxTITLEBAR_BUTTON_RESTORE:
kind = DFCS_CAPTIONRESTORE;
break;
case wxTITLEBAR_BUTTON_HELP:
kind = DFCS_CAPTIONHELP;
break;
default:
wxFAIL_MSG( "unsupported title bar button" );
return;
}
DoDrawFrameControl(DFC_CAPTION, kind, win, dc, rect, flags);
}
wxSize wxRendererMSW::GetCheckBoxSize(wxWindow * WXUNUSED(win))
{
return wxSize(::GetSystemMetrics(SM_CXMENUCHECK),
::GetSystemMetrics(SM_CYMENUCHECK));
}
int wxRendererMSW::GetHeaderButtonHeight(wxWindow * 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 = wxWindow::FromDIP(20, win);
// 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 );
// Set the font, even if it's the default one, before measuring the window.
wxFont font;
if ( win )
font = win->GetFont();
if ( !font.IsOk() )
wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT);
::SendMessage(hwndHeader, WM_SETFONT, (WPARAM)GetHfontOf(font), 0);
// 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;
}
int wxRendererMSW::GetHeaderButtonMargin(wxWindow *WXUNUSED(win))
{
return 10;
}
// ============================================================================
// wxRendererXP implementation
// ============================================================================
#if wxUSE_UXTHEME
namespace
{
int GetListItemState(int flags)
{
int itemState = (flags & wxCONTROL_CURRENT) ? LISS_HOT : LISS_NORMAL;
if ( flags & wxCONTROL_SELECTED )
{
itemState = (flags & wxCONTROL_CURRENT) ? LISS_HOTSELECTED : LISS_SELECTED;
if ( !(flags & wxCONTROL_FOCUSED) )
itemState = LISS_SELECTEDNOTFOCUS;
}
if ( flags & wxCONTROL_DISABLED )
itemState = LISS_DISABLED;
return itemState;
}
} // anonymous namespace
/* 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;
}
wxCHECK_RET( dc.GetImpl(), wxT("Invalid wxDC") );
wxRect adjustedRect = dc.GetImpl()->MSWApplyGDIPlusTransform(rect);
RECT r;
wxCopyRectToRECT(adjustedRect, 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(dc.GetTempHDC()),
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);
}
wxCHECK_MSG( dc.GetImpl(), -1, wxT("Invalid wxDC") );
wxRect adjustedRect = dc.GetImpl()->MSWApplyGDIPlusTransform(rect);
RECT r;
wxCopyRectToRECT(adjustedRect, 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(dc.GetTempHDC()),
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;
}
wxCHECK_RET( dc.GetImpl(), wxT("Invalid wxDC") );
wxRect adjustedRect = dc.GetImpl()->MSWApplyGDIPlusTransform(rect);
RECT r;
wxCopyRectToRECT(adjustedRect, r);
int state = flags & wxCONTROL_EXPANDED ? GLPS_OPENED : GLPS_CLOSED;
wxUxThemeEngine::Get()->DrawThemeBackground
(
hTheme,
GetHdcOf(dc.GetTempHDC()),
TVP_GLYPH,
state,
&r,
NULL
);
}
bool
wxRendererXP::DoDrawXPButton(int kind,
wxWindow *win,
wxDC& dc,
const wxRect& rect,
int flags)
{
wxUxThemeHandle hTheme(win, L"BUTTON");
if ( !hTheme )
return false;
DoDrawButtonLike(hTheme, kind, dc, rect, flags);
return true;
}
void
wxRendererXP::DoDrawButtonLike(HTHEME htheme,
int part,
wxDC& dc,
const wxRect& rect,
int flags)
{
wxCHECK_RET( dc.GetImpl(), wxT("Invalid wxDC") );
wxRect adjustedRect = dc.GetImpl()->MSWApplyGDIPlusTransform(rect);
RECT r;
wxCopyRectToRECT(adjustedRect, r);
// the base state is always 1, whether it is PBS_NORMAL,
// {CBS,RBS}_UNCHECKEDNORMAL or CBS_NORMAL
int state = 1;
// XBS_XXX is followed by XBX_XXXHOT, then XBS_XXXPRESSED and DISABLED
enum
{
NORMAL_OFFSET,
HOT_OFFSET,
PRESSED_OFFSET,
DISABLED_OFFSET,
STATES_COUNT
};
// in both RBS_ and CBS_ enums CHECKED elements are offset by 4 from base
// (UNCHECKED) ones and MIXED are offset by 4 again as there are all states
// from the above enum in between them
if ( flags & wxCONTROL_CHECKED )
state += STATES_COUNT;
else if ( flags & wxCONTROL_UNDETERMINED )
state += 2*STATES_COUNT;
if ( flags & wxCONTROL_DISABLED )
state += DISABLED_OFFSET;
else if ( flags & wxCONTROL_PRESSED )
state += PRESSED_OFFSET;
else if ( flags & wxCONTROL_CURRENT )
state += HOT_OFFSET;
// wxCONTROL_ISDEFAULT flag is only valid for push buttons
else if ( part == BP_PUSHBUTTON && (flags & wxCONTROL_ISDEFAULT) )
state = PBS_DEFAULTED;
wxUxThemeEngine::Get()->DrawThemeBackground
(
htheme,
GetHdcOf(dc.GetTempHDC()),
part,
state,
&r,
NULL
);
}
void
wxRendererXP::DrawTitleBarBitmap(wxWindow *win,
wxDC& dc,
const wxRect& rect,
wxTitleBarButton button,
int flags)
{
wxUxThemeHandle hTheme(win, L"WINDOW");
if ( !hTheme )
{
m_rendererNative.DrawTitleBarBitmap(win, dc, rect, button, flags);
return;
}
int part;
switch ( button )
{
case wxTITLEBAR_BUTTON_CLOSE:
part = WP_CLOSEBUTTON;
break;
case wxTITLEBAR_BUTTON_MAXIMIZE:
part = WP_MAXBUTTON;
break;
case wxTITLEBAR_BUTTON_ICONIZE:
part = WP_MINBUTTON;
break;
case wxTITLEBAR_BUTTON_RESTORE:
part = WP_RESTOREBUTTON;
break;
case wxTITLEBAR_BUTTON_HELP:
part = WP_HELPBUTTON;
break;
default:
wxFAIL_MSG( "unsupported title bar button" );
return;
}
DoDrawButtonLike(hTheme, part, dc, rect, flags);
}
wxSize wxRendererXP::GetCheckBoxSize(wxWindow* win)
{
wxUxThemeHandle hTheme(win, L"BUTTON");
if (hTheme)
{
wxUxThemeEngine* const te = wxUxThemeEngine::Get();
if (te && te->IsThemePartDefined(hTheme, BP_CHECKBOX, 0))
{
SIZE checkSize;
if (te->GetThemePartSize(hTheme, NULL, BP_CHECKBOX, CBS_UNCHECKEDNORMAL, NULL, TS_DRAW, &checkSize) == S_OK)
return wxSize(checkSize.cx, checkSize.cy);
}
}
return m_rendererNative.GetCheckBoxSize(win);
}
void
wxRendererXP::DrawCollapseButton(wxWindow *win,
wxDC& dc,
const wxRect& rect,
int flags)
{
wxUxThemeHandle hTheme(win, L"TASKDIALOG");
wxUxThemeEngine* const te = wxUxThemeEngine::Get();
int state;
if (flags & wxCONTROL_PRESSED)
state = TDLGEBS_PRESSED;
else if (flags & wxCONTROL_CURRENT)
state = TDLGEBS_HOVER;
else
state = TDLGEBS_NORMAL;
if ( flags & wxCONTROL_EXPANDED )
state += 3;
if ( te->IsThemePartDefined(hTheme, TDLG_EXPANDOBUTTON, 0) )
{
if (flags & wxCONTROL_EXPANDED)
flags |= wxCONTROL_CHECKED;
wxRect adjustedRect = dc.GetImpl()->MSWApplyGDIPlusTransform(rect);
RECT r;
wxCopyRectToRECT(adjustedRect, r);
te->DrawThemeBackground
(
hTheme,
GetHdcOf(dc.GetTempHDC()),
TDLG_EXPANDOBUTTON,
state,
&r,
NULL
);
}
else
m_rendererNative.DrawCollapseButton(win, dc, rect, flags);
}
wxSize wxRendererXP::GetCollapseButtonSize(wxWindow *win, wxDC& dc)
{
wxUxThemeHandle hTheme(win, L"TASKDIALOG");
wxUxThemeEngine* const te = wxUxThemeEngine::Get();
// EXPANDOBUTTON scales ugly if not using the correct size, get size from theme
if ( te->IsThemePartDefined(hTheme, TDLG_EXPANDOBUTTON, 0) )
{
SIZE s;
te->GetThemePartSize(hTheme,
GetHdcOf(dc.GetTempHDC()),
TDLG_EXPANDOBUTTON,
TDLGEBS_NORMAL,
NULL,
TS_TRUE,
&s);
return wxSize(s.cx, s.cy);
}
else
return m_rendererNative.GetCollapseButtonSize(win, dc);
}
void
wxRendererXP::DrawItemSelectionRect(wxWindow *win,
wxDC& dc,
const wxRect& rect,
int flags)
{
wxUxThemeHandle hTheme(win, L"LISTVIEW");
const int itemState = GetListItemState(flags);
wxUxThemeEngine* const te = wxUxThemeEngine::Get();
if ( te->IsThemePartDefined(hTheme, LVP_LISTITEM, 0) )
{
RECT rc;
wxCopyRectToRECT(rect, rc);
if ( te->IsThemeBackgroundPartiallyTransparent(hTheme, LVP_LISTITEM, itemState) )
te->DrawThemeParentBackground(GetHwndOf(win), GetHdcOf(dc.GetTempHDC()), &rc);
te->DrawThemeBackground(hTheme, GetHdcOf(dc.GetTempHDC()), LVP_LISTITEM, itemState, &rc, 0);
}
else
{
m_rendererNative.DrawItemSelectionRect(win, dc, rect, flags);
}
}
void wxRendererXP::DrawItemText(wxWindow* win,
wxDC& dc,
const wxString& text,
const wxRect& rect,
int align,
int flags,
wxEllipsizeMode ellipsizeMode)
{
wxUxThemeHandle hTheme(win, L"LISTVIEW");
const int itemState = GetListItemState(flags);
wxUxThemeEngine* te = wxUxThemeEngine::Get();
if ( te->DrawThemeTextEx && // Might be not available if we're under XP
te->IsThemePartDefined(hTheme, LVP_LISTITEM, 0) )
{
RECT rc;
wxCopyRectToRECT(rect, rc);
DTTOPTS textOpts;
textOpts.dwSize = sizeof(textOpts);
textOpts.dwFlags = DTT_STATEID;
textOpts.iStateId = itemState;
wxColour textColour = dc.GetTextForeground();
if (flags & wxCONTROL_SELECTED)
{
textColour = wxSystemSettings::GetColour(wxSYS_COLOUR_LISTBOXTEXT);
}
else if (flags & wxCONTROL_DISABLED)
{
textColour = wxSystemSettings::GetColour(wxSYS_COLOUR_GRAYTEXT);
}
if (textColour.IsOk()) {
textOpts.dwFlags |= DTT_TEXTCOLOR;
textOpts.crText = textColour.GetPixel();
}
DWORD textFlags = DT_NOPREFIX;
if ( align & wxALIGN_CENTER_HORIZONTAL )
textFlags |= DT_CENTER;
else if ( align & wxALIGN_RIGHT )
{
textFlags |= DT_RIGHT;
rc.right--; // Alignment is inconsistent with DrawLabel otherwise
}
else
textFlags |= DT_LEFT;
if ( align & wxALIGN_BOTTOM )
textFlags |= DT_BOTTOM;
else if ( align & wxALIGN_CENTER_VERTICAL )
textFlags |= DT_VCENTER;
else
textFlags |= DT_TOP;
const wxString* drawText = &text;
wxString ellipsizedText;
switch ( ellipsizeMode )
{
case wxELLIPSIZE_NONE:
// no flag required
break;
case wxELLIPSIZE_START:
case wxELLIPSIZE_MIDDLE:
// no native support for this ellipsize modes, use wxWidgets
// implementation (may not be 100% accurate because per
// definition the theme defines the font but should be close
// enough with current windows themes)
drawText = &ellipsizedText;
ellipsizedText = wxControl::Ellipsize(text, dc, ellipsizeMode,
rect.width,
wxELLIPSIZE_FLAGS_NONE);
break;
case wxELLIPSIZE_END:
textFlags |= DT_END_ELLIPSIS;
break;
}
te->DrawThemeTextEx(hTheme, dc.GetHDC(), LVP_LISTITEM, itemState,
drawText->wchar_str(), -1, textFlags, &rc, &textOpts);
}
else
{
m_rendererNative.DrawItemText(win, dc, text, rect, align, flags, ellipsizeMode);
}
}
// Uses the theme to draw the border and fill for something like a wxTextCtrl
void wxRendererXP::DrawTextCtrl(wxWindow* win,
wxDC& dc,
const wxRect& rect,
int flags)
{
wxUxThemeHandle hTheme(win, L"EDIT");
if ( !hTheme )
{
m_rendererNative.DrawTextCtrl(win,dc,rect,flags);
return;
}
wxColour fill;
wxColour bdr;
COLORREF cref;
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);
dc.SetPen( bdr );
dc.SetBrush( fill );
dc.DrawRectangle(rect);
}
void wxRendererXP::DrawGauge(wxWindow* win,
wxDC& dc,
const wxRect& rect,
int value,
int max,
int flags)
{
wxUxThemeHandle hTheme(win, L"PROGRESS");
if ( !hTheme )
{
m_rendererNative.DrawGauge(win, dc, rect, value, max, flags);
return;
}
RECT r;
wxCopyRectToRECT(rect, r);
wxUxThemeEngine::Get()->DrawThemeBackground(
hTheme,
GetHdcOf(dc.GetTempHDC()),
PP_BAR,
0,
&r,
NULL);
RECT contentRect;
wxUxThemeEngine::Get()->GetThemeBackgroundContentRect(
hTheme,
GetHdcOf(dc.GetTempHDC()),
PP_BAR,
0,
&r,
&contentRect);
contentRect.right = contentRect.left +
wxMulDivInt32(contentRect.right - contentRect.left,
value,
max);
wxUxThemeEngine::Get()->DrawThemeBackground(
hTheme,
GetHdcOf(dc.GetTempHDC()),
PP_CHUNK,
0,
&contentRect,
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