Amebis/wxWidgets
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity
Files
191e43fd02e958cd302049c469fb0f5ca9b67ceb
wxWidgets/src/msw/renderer.cpp

832 lines
24 KiB
C++
Raw Blame History

///////////////////////////////////////////////////////////////////////////////
// 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
// ----------------------------------------------------------------------------
// wxRendererMSW: wxRendererNative implementation for "old" Win32 systems
// ----------------------------------------------------------------------------
class WXDLLEXPORT wxRendererMSW : public wxDelegateRendererNative
{
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 DrawFocusRect(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 DrawRadioButton(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 WXDLLEXPORT wxRendererXP : public wxDelegateRendererNative
{
public:
wxRendererXP() : wxDelegateRendererNative(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 void DrawItemSelectionRect(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
// ============================================================================
// 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);
}
void wxRendererMSW::DrawFocusRect(wxWindow * WXUNUSED(win),
wxDC& dc,
const wxRect& rect,
int WXUNUSED(flags))
{
RECT rc;
wxCopyRectToRECT(rect, rc);
::DrawFocusRect(GraphicsHDC(&dc), &rc);
}
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::DrawRadioButton(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
);
}
void
wxRendererXP::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 );
}
// ----------------------------------------------------------------------------
// 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
Reference in New Issue View Git Blame Copy Permalink