// draw the item bool wxOwnerDrawn::OnDrawItem( wxDC& rDC , const wxRect& rRect , wxODAction eAction , wxODStatus eStatus ) { // // We do nothing on focus change // if (eAction == wxODFocusChanged ) return TRUE; // // Select the font and draw the text // --------------------------------- // CHARBUNDLE vCbnd; HPS hPS= rDC.GetHPS(); wxColour vColBack; wxColour vColText; COLORREF vRef; RECTL vRect = {rRect.x + 4, rRect.y + 1, rRect.x + (rRect.width - 2), rRect.y + rRect.height}; memset(&vCbnd, 0, sizeof(CHARBUNDLE)); // // Use default font if no font set // if (m_font.Ok()) { m_font.RealizeResource(); } else { ::GpiSetCharSet(hPS, LCID_DEFAULT); } // // Based on the status of the menu item, pick the right colors // if (eStatus & wxODSelected) { wxColour vCol2(wxT("WHITE")); vColBack.Set( (unsigned char)0 ,(unsigned char)0 ,(unsigned char)160 ); // no dark blue in color table vColText = vCol2; } else if (eStatus & wxODDisabled) { vRef = (ULONG)::WinQuerySysColor( HWND_DESKTOP ,SYSCLR_MENU // Light gray ,0L ); vColBack.Set( GetRValue(vRef) ,GetGValue(vRef) ,GetBValue(vRef) ); vRef = (ULONG)::WinQuerySysColor( HWND_DESKTOP ,SYSCLR_MENUDISABLEDTEXT // dark gray ,0L ); vColText.Set( GetRValue(vRef) ,GetGValue(vRef) ,GetBValue(vRef) ); } else { // // Fall back to default colors if none explicitly specified // vRef = ::WinQuerySysColor( HWND_DESKTOP ,SYSCLR_MENU // we are using gray for all our window backgrounds in wxWidgets ,0L ); vColBack.Set( GetRValue(vRef) ,GetGValue(vRef) ,GetBValue(vRef) ); vRef = ::WinQuerySysColor( HWND_DESKTOP ,SYSCLR_WINDOWTEXT // Black ,0L ); vColText.Set( GetRValue(vRef) ,GetGValue(vRef) ,GetBValue(vRef) ); } rDC.SetTextBackground(vColBack); rDC.SetTextForeground(vColText); rDC.SetBackgroundMode(wxTRANSPARENT); vCbnd.lColor = vColText.GetPixel(); vCbnd.lBackColor = vColBack.GetPixel(); ::GpiSetAttrs( hPS ,PRIM_CHAR ,CBB_BACK_COLOR | CBB_COLOR ,0 ,&vCbnd ); ::GpiSetBackMix( hPS ,BM_LEAVEALONE ); // // Paint the background // ::WinFillRect(hPS, &vRect, vColBack.GetPixel()); // // Determine where to draw and leave space for a check-mark. // int nX = rRect.x + GetMarginWidth(); // // Unfortunately, unlike Win32, PM has no owner drawn specific text // drawing methods like ::DrawState that can cleanly handle accel // mnemonics and deal, automatically, with various states, so we have // to handle them ourselves. Notice Win32 can't handle \t in ownerdrawn // strings either. We cannot handle mnemonics either. We display // them, though, in the hope we can figure them out some day. // // // Display main text and accel text separately to align better // wxString sTgt = wxT("\t"); wxString sFullString = m_strName; // need to save the original text wxString sAccel; int nIndex; size_t nWidth; size_t nCharWidth; size_t nHeight; bool bFoundMnemonic = FALSE; bool bFoundAccel = FALSE; // // Deal with the tab, extracting the Accel text // nIndex = sFullString.Find(sTgt.c_str()); if (nIndex != -1) { bFoundAccel = TRUE; sAccel = sFullString.Mid(nIndex + 1); sFullString.Remove(nIndex); } // // Deal with the mnemonic character // sTgt = wxT("~"); nIndex = sFullString.Find(sTgt.c_str()); if (nIndex != -1) { wxString sTmp = sFullString; bFoundMnemonic = TRUE; sTmp.Remove(nIndex); rDC.GetTextExtent( sTmp ,(long *)&nWidth ,(long *)&nHeight ); sTmp = sFullString[(size_t)(nIndex + 1)]; rDC.GetTextExtent( sTmp ,(long *)&nCharWidth ,(long *)&nHeight ); sFullString.Replace(sTgt.c_str(), wxEmptyString, TRUE); } // // Draw the main item text sans the accel text // POINTL vPntStart = {nX, rRect.y + 4}; ::GpiCharStringAt( rDC.GetHPS() ,&vPntStart ,sFullString.length() ,(PCH)sFullString.c_str() ); if (bFoundMnemonic) { // // Underline the mnemonic -- still won't work, but at least it "looks" right // wxPen vPen; POINTL vPntEnd = {nX + nWidth + nCharWidth - 3, rRect.y + 2}; //CharWidth is bit wide vPntStart.x = nX + nWidth - 1; vPntStart.y = rRect.y + 2; // Make it look pretty! vPen = wxPen(vColText, 1, wxSOLID); // Assuming we are always black rDC.SetPen(vPen); ::GpiMove(hPS, &vPntStart); ::GpiLine(hPS, &vPntEnd); } // // Now draw the accel text // if (bFoundAccel) { size_t nWidth; size_t nHeight; rDC.GetTextExtent( sAccel ,(long *)&nWidth ,(long *)&nHeight ); // // Back off the starting position from the right edge // vPntStart.x = rRect.width - (nWidth + 7); vPntStart.y = rRect.y + 4; ::GpiCharStringAt( rDC.GetHPS() ,&vPntStart ,sAccel.length() ,(PCH)sAccel.c_str() ); } // // Draw the bitmap // --------------- // if (IsCheckable() && !m_bmpChecked.Ok()) { if (eStatus & wxODChecked) { RECTL vRect; HBITMAP hBmpCheck = ::WinGetSysBitmap(HWND_DESKTOP, SBMP_MENUCHECK); vRect.xLeft = rRect.x; vRect.xRight = rRect.x + GetMarginWidth(); vRect.yBottom = rRect.y; vRect.yTop = rRect.y + m_nHeight - 3; ::WinDrawBitmap( hPS // PS for this menuitem ,hBmpCheck // system checkmark ,NULL // draw the whole bitmap ,(PPOINTL)&vRect // destination -- bottom left corner of the menuitem area ,0L // ignored ,0L // draw a bitmap ,DBM_NORMAL // draw normal size ); } } else { // // For uncheckable item we use only the 'checked' bitmap // wxBitmap vBmp(GetBitmap(IsCheckable() ? ((eStatus & wxODChecked) != 0) : TRUE)); if (vBmp.Ok()) { wxMemoryDC vDCMem(&rDC); wxMemoryDC* pOldDC = (wxMemoryDC*)vBmp.GetSelectedInto(); if(pOldDC != NULL) { vBmp.SetSelectedInto(NULL); } vDCMem.SelectObject(vBmp); // // Center bitmap // int nBmpWidth = vBmp.GetWidth(); int nBmpHeight = vBmp.GetHeight(); // // There should be enough space! // wxASSERT((nBmpWidth <= rRect.width) && (nBmpHeight <= rRect.height)); int nHeightDiff = m_nHeight - nBmpHeight; rDC.Blit( rRect.x + (GetMarginWidth() - nBmpWidth) / 2 ,rRect.y + nHeightDiff / 2 ,nBmpWidth ,nBmpHeight ,&vDCMem ,0 ,0 ,wxCOPY ,TRUE ); if (eStatus & wxODSelected) { POINTL vPnt1 = {rRect.x + 1, rRect.y + 3}; // Leave a little background border POINTL vPnt2 = {rRect.x + GetMarginWidth(), rRect.y + m_nHeight - 3}; LINEBUNDLE vLine; vLine.lColor = vColBack.GetPixel(); ::GpiSetAttrs( hPS ,PRIM_LINE ,LBB_COLOR ,0 ,&vLine ); ::GpiMove(hPS, &vPnt1); ::GpiBox( hPS ,DRO_OUTLINE ,&vPnt2 ,0L ,0L ); } vBmp.SetSelectedInto(NULL); } } return TRUE; } // end of wxOwnerDrawn::OnDrawItem
bool wxCheckListBoxItem::OnDrawItem ( wxDC& rDc , const wxRect& rRect , wxODAction eAct , wxODStatus eStat ) { wxRect vRect = rRect; ::WinQueryWindowRect( m_pParent->GetHWND() ,&rDc.m_vRclPaint ); if (IsChecked()) eStat = (wxOwnerDrawn::wxODStatus)(eStat | wxOwnerDrawn::wxODChecked); // // Unfortunately PM doesn't quite get the text position exact. We need to alter // it down and to the right, just a little bit. The coords in rRect are OS/2 // coords not wxWidgets coords. // vRect.x += 5; vRect.y -= 3; if (wxOwnerDrawn::OnDrawItem( rDc ,vRect ,eAct ,eStat)) { size_t nCheckWidth = GetDefaultMarginWidth(); size_t nCheckHeight = m_pParent->GetItemHeight(); int nParentHeight; int nX = rRect.GetX(); int nY = rRect.GetY(); int nOldY = nY; wxColour vColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW)); wxPen vPenBack; wxPen vPenGray; wxPen vPenPrev; m_pParent->GetSize( NULL ,&nParentHeight ); nY = nParentHeight - nY - nCheckHeight; vPenBack = wxPen(vColour, 1, wxSOLID); vPenGray = wxPen(wxColour(127, 127, 127), 1, wxSOLID); // // Erase the 1-pixel border // rDc.SetPen(vPenBack); rDc.DrawRectangle( nX ,nY ,nCheckWidth ,nCheckHeight ); // // Now we draw the smaller rectangle // nY++; nCheckWidth -= 2; nCheckHeight -= 2; // // Draw hollow gray rectangle // rDc.SetPen(vPenGray); rDc.DrawRectangle( nX ,nY ,nCheckWidth ,nCheckHeight ); nX++; if (IsChecked()) { // // Draw the check by loading the sys standard bitmap and drawing it // HBITMAP hChkBmp = ::WinGetSysBitmap( HWND_DESKTOP ,SBMP_MENUCHECK ); POINTL vPoint = {nX, nOldY + 3}; ::WinDrawBitmap( rDc.GetHPS() ,hChkBmp ,NULL ,&vPoint ,NULL ,NULL ,DBM_NORMAL ); } return TRUE; } return FALSE; } // end of wxCheckListBoxItem::OnDrawItem