///////////////////////////////////////////////////////////////////////////////
-// Name: msw/ownerdrw.cpp
+// Name: src/msw/ownerdrw.cpp
// Purpose: implementation of wxOwnerDrawn class
// Author: Vadim Zeitlin
// Modified by:
// For compilers that support precompilation, includes "wx.h".
#include "wx/wxprec.h"
-#include "wx/msw/private.h"
#ifdef __BORLANDC__
-#pragma hdrstop
+ #pragma hdrstop
#endif
+#if wxUSE_OWNER_DRAWN
+
#ifndef WX_PRECOMP
- #include "wx/window.h"
- #include "wx/msw/private.h"
- #include "wx/font.h"
- #include "wx/bitmap.h"
- #include "wx/dcmemory.h"
- #include "wx/menu.h"
- #include "wx/utils.h"
+ #include "wx/window.h"
+ #include "wx/font.h"
+ #include "wx/bitmap.h"
+ #include "wx/image.h"
+ #include "wx/dcmemory.h"
+ #include "wx/menu.h"
+ #include "wx/utils.h"
+ #include "wx/settings.h"
+ #include "wx/menuitem.h"
+ #include "wx/module.h"
#endif
-#include "wx/settings.h"
#include "wx/ownerdrw.h"
-#include "wx/menuitem.h"
#include "wx/fontutil.h"
-#include "wx/module.h"
-#if wxUSE_OWNER_DRAWN
+#include "wx/msw/private.h"
+#include "wx/msw/dc.h"
#ifndef SPI_GETKEYBOARDCUES
#define SPI_GETKEYBOARDCUES 0x100A
#endif
+#ifndef DSS_HIDEPREFIX
+#define DSS_HIDEPREFIX 0x0200
+#endif
+
class wxMSWSystemMenuFontModule : public wxModule
{
public:
-
virtual bool OnInit()
{
- ms_systemMenuFont = new wxFont;
+ return true;
+ }
-#if defined(__WXMSW__) && defined(__WIN32__) && defined(SM_CXMENUCHECK)
- NONCLIENTMETRICS nm;
- nm.cbSize = sizeof(NONCLIENTMETRICS);
- SystemParametersInfo(SPI_GETNONCLIENTMETRICS,0,&nm,0);
+ virtual void OnExit()
+ {
+ if ( ms_systemMenuFont )
+ {
+ delete ms_systemMenuFont;
+ ms_systemMenuFont = NULL;
+ }
+ }
- ms_systemMenuButtonWidth = nm.iMenuHeight;
- ms_systemMenuHeight = nm.iMenuHeight;
+ static const wxFont& GetSystemMenuFont()
+ {
+ if ( !ms_systemMenuFont )
+ DoInitFont();
- // create menu font
- wxNativeFontInfo info;
- memcpy(&info.lf, &nm.lfMenuFont, sizeof(LOGFONT));
- ms_systemMenuFont->Create(info);
+ return *ms_systemMenuFont;
+ }
- if (SystemParametersInfo(SPI_GETKEYBOARDCUES, 0, &ms_showCues, 0) == 0)
- ms_showCues = true;
-#endif
+ static int GetSystemMenuHeight()
+ {
+ if ( !ms_systemMenuHeight )
+ DoInitMetrics();
- return true;
+ return ms_systemMenuHeight;
}
- virtual void OnExit()
+ static bool AlwaysShowCues()
{
- delete ms_systemMenuFont;
- ms_systemMenuFont = NULL;
+ if ( !ms_systemMenuHeight )
+ DoInitMetrics();
+
+ return ms_alwaysShowCues;
}
- static wxFont* ms_systemMenuFont;
- static int ms_systemMenuButtonWidth; // windows clean install default
- static int ms_systemMenuHeight; // windows clean install default
- static bool ms_showCues;
private:
+ static NONCLIENTMETRICS GetNCM()
+ {
+ WinStruct<NONCLIENTMETRICS> nm;
+ if ( !::SystemParametersInfo(SPI_GETNONCLIENTMETRICS, 0, &nm, 0) )
+ {
+#if WINVER >= 0x0600
+ // a new field has been added to NONCLIENTMETRICS under Vista, so
+ // the call to SystemParametersInfo() fails if we use the struct
+ // size incorporating this new value on an older system -- retry
+ // without it
+ nm.cbSize -= sizeof(int);
+ if ( !::SystemParametersInfo(SPI_GETNONCLIENTMETRICS, 0, &nm, 0) )
+#endif // WINVER >= 0x0600
+ {
+ // maybe we should initialize the struct with some defaults?
+ wxLogLastError(_T("SystemParametersInfo(SPI_GETNONCLIENTMETRICS)"));
+ }
+ }
+
+ return nm;
+ }
+
+ static void DoInitMetrics()
+ {
+ // iMenuHeight is the menu bar height and the menu items are less tall,
+ // although I don't know by how much -- below is the value for my system
+ ms_systemMenuHeight = GetNCM().iMenuHeight - 4;
+
+ wxASSERT_MSG( ms_systemMenuHeight > 0,
+ "menu height should be positive" );
+
+ if ( ::SystemParametersInfo(SPI_GETKEYBOARDCUES, 0,
+ &ms_alwaysShowCues, 0) == 0 )
+ {
+ // if it's not supported, we must be on an old Windows version
+ // which always shows them
+ ms_alwaysShowCues = true;
+ }
+ }
+
+ static void DoInitFont()
+ {
+ ms_systemMenuFont = new wxFont(wxNativeFontInfo(GetNCM().lfMenuFont));
+ }
+
+ static wxFont* ms_systemMenuFont;
+ static int ms_systemMenuHeight;
+ static bool ms_alwaysShowCues;
+
+
DECLARE_DYNAMIC_CLASS(wxMSWSystemMenuFontModule)
};
// SystemParametersInfo() call.
wxFont* wxMSWSystemMenuFontModule::ms_systemMenuFont = NULL;
-int wxMSWSystemMenuFontModule::ms_systemMenuButtonWidth = 18; // windows clean install default
-int wxMSWSystemMenuFontModule::ms_systemMenuHeight = 18; // windows clean install default
-bool wxMSWSystemMenuFontModule::ms_showCues = true;
+int wxMSWSystemMenuFontModule::ms_systemMenuHeight = 0;
+bool wxMSWSystemMenuFontModule::ms_alwaysShowCues = false;
IMPLEMENT_DYNAMIC_CLASS(wxMSWSystemMenuFontModule, wxModule)
m_isMenuItem = bMenuItem;
m_nHeight = 0;
m_nMarginWidth = ms_nLastMarginWidth;
- m_nMinHeight = wxMSWSystemMenuFontModule::ms_systemMenuHeight;
}
wxOwnerDrawn::~wxOwnerDrawn()
}
-// these items will be set during the first invocation of the c'tor,
+// these items will be set during the first invocation of the ctor,
// because the values will be determined by checking the system settings,
// which is a chunk of code
size_t wxOwnerDrawn::ms_nDefaultMarginWidth = 0;
if ( !font.Ok() )
{
if ( IsMenuItem() )
- font = *wxMSWSystemMenuFontModule::ms_systemMenuFont;
+ font = wxMSWSystemMenuFontModule::GetSystemMenuFont();
if ( !font.Ok() )
font = *wxNORMAL_FONT;
// placed on top of each other.
if ( !m_strAccel.empty() )
{
- str.Pad(str.Length()%8);
+ str.Pad(str.length()%8);
str += m_strAccel;
}
dc.SetFont(GetFontToUse());
- dc.GetTextExtent(str, (long *)pwidth, (long *)pheight);
+ wxCoord w, h;
+ dc.GetTextExtent(str, &w, &h);
+ *pwidth = w;
+ *pheight = h;
// add space at the end of the menu for the submenu expansion arrow
// this will also allow offsetting the accel string from the right edge
// increase size to accommodate bigger bitmaps if necessary
if (m_bmpChecked.Ok())
{
- // Is BMP height larger then text height?
- size_t adjustedHeight = m_bmpChecked.GetHeight() +
- 2*wxSystemSettings::GetMetric(wxSYS_EDGE_Y);
- if (*pheight < adjustedHeight)
+ // Is BMP height larger than text height?
+ size_t adjustedHeight = m_bmpChecked.GetHeight();
+ if ( *pheight < adjustedHeight )
*pheight = adjustedHeight;
const size_t widthBmp = m_bmpChecked.GetWidth();
*pwidth += 4;
// make sure that this item is at least as tall as the system menu height
- if ( *pheight < m_nMinHeight )
- *pheight = m_nMinHeight;
+ const size_t heightStd = wxMSWSystemMenuFontModule::GetSystemMenuHeight();
+ if ( *pheight < heightStd )
+ *pheight = heightStd;
// remember height for use in OnDrawItem
m_nHeight = *pheight;
}
- HDC hdc = GetHdcOf(dc);
+ wxMSWDCImpl *impl = (wxMSWDCImpl*) dc.GetImpl();
+ HDC hdc = GetHdcOf(*impl);
COLORREF colOldText = ::SetTextColor(hdc, colText),
colOldBack = ::SetBkColor(hdc, colBack);
xText += 3; // separate text from the highlight rectangle
SIZE sizeRect;
- ::GetTextExtentPoint32(hdc, strMenuText.c_str(), strMenuText.Length(), &sizeRect);
- ::DrawState(hdc, NULL, NULL,
- (LPARAM)strMenuText.c_str(), strMenuText.length(),
- xText, rc.y + (int) ((rc.GetHeight()-sizeRect.cy)/2.0), // centre text vertically
- rc.GetWidth()-margin, sizeRect.cy,
- DST_PREFIXTEXT |
- (((st & wxODDisabled) && !(st & wxODSelected)) ? DSS_DISABLED : 0) |
- (((st & wxODHidePrefix) && !wxMSWSystemMenuFontModule::ms_showCues) ? 512 : 0)); // 512 == DSS_HIDEPREFIX
+ ::GetTextExtentPoint32(hdc, strMenuText.c_str(), strMenuText.length(), &sizeRect);
+
+ int flags = DST_PREFIXTEXT;
+ if ( (st & wxODDisabled) && !(st & wxODSelected) )
+ flags |= DSS_DISABLED;
+
+ if ( (st & wxODHidePrefix) &&
+ !wxMSWSystemMenuFontModule::AlwaysShowCues() )
+ flags |= DSS_HIDEPREFIX;
+
+ ::DrawState
+ (
+ hdc,
+ NULL,
+ NULL,
+ (LPARAM)strMenuText.wx_str(),
+ strMenuText.length(),
+ xText,
+ rc.y + (rc.GetHeight() - sizeRect.cy + 1)/2, // centre vertically
+ rc.GetWidth() - margin,
+ sizeRect.cy,
+ flags
+ );
// ::SetTextAlign(hdc, TA_RIGHT) doesn't work with DSS_DISABLED or DSS_MONO
// as the last parameter in DrawState() (at least with Windows98). So we have
// right align accel string with right edge of menu ( offset by the
// margin width )
::DrawState(hdc, NULL, NULL,
- (LPARAM)m_strAccel.c_str(), m_strAccel.length(),
+ (LPARAM)m_strAccel.wx_str(),
+ m_strAccel.length(),
rc.GetWidth()-16-accel_width, rc.y+(int) ((rc.GetHeight()-sizeRect.cy)/2.0),
0, 0,
DST_TEXT |
if ( !bmp.Ok() )
{
- // for not checkable bitmaps we should always use unchecked one because
- // their checked bitmap is not set
+ // for not checkable bitmaps we should always use unchecked one
+ // because their checked bitmap is not set
bmp = GetBitmap(!IsCheckable() || (st & wxODChecked));
+
+#if wxUSE_IMAGE
+ if ( bmp.Ok() && st & wxODDisabled )
+ {
+ // we need to grey out the bitmap as we don't have any specific
+ // disabled bitmap
+ wxImage imgGrey = bmp.ConvertToImage().ConvertToGreyscale();
+ if ( imgGrey.Ok() )
+ bmp = wxBitmap(imgGrey);
+ }
+#endif // wxUSE_IMAGE
}
if ( bmp.Ok() )
{
wxMemoryDC dcMem(&dc);
- dcMem.SelectObject(bmp);
+ dcMem.SelectObjectAsSource(bmp);
// center bitmap
int nBmpWidth = bmp.GetWidth(),
#endif // wxUSE_OWNER_DRAWN
-
projects / wxWidgets.git / blobdiff