X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/634157786d854ad3802ebd934d51c4cd9726ef8f..c4a34cf8c5b5261f8726fdbfe0b2464dd35df268:/src/os2/ownerdrw.cpp diff --git a/src/os2/ownerdrw.cpp b/src/os2/ownerdrw.cpp index 458c02a3b2..93742e8279 100644 --- a/src/os2/ownerdrw.cpp +++ b/src/os2/ownerdrw.cpp @@ -1,192 +1,493 @@ /////////////////////////////////////////////////////////////////////////////// -// Name: msw/ownerdrw.cpp +// Name: src/os2/ownerdrw.cpp // Purpose: implementation of wxOwnerDrawn class // Author: David Webster -// Modified by: +// Modified by: // Created: 10/12/99 // RCS-ID: $Id$ // Copyright: (c) David Webster -// Licence: wxWindows license +// Licence: wxWindows licence /////////////////////////////////////////////////////////////////////////////// // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" +#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/os2/private.h" + #include "wx/font.h" + #include "wx/bitmap.h" + #include "wx/dcmemory.h" + #include "wx/menu.h" + #include "wx/utils.h" + #include "wx/settings.h" + #include "wx/menuitem.h" #endif #include "wx/ownerdrw.h" -#include "wx/menuitem.h" - // ============================================================================ // implementation of wxOwnerDrawn class // ============================================================================ +// // ctor // ---- -wxOwnerDrawn::wxOwnerDrawn(const wxString& str, - bool bCheckable, bool bMenuItem) - : m_strName(str) +// +wxOwnerDrawn::wxOwnerDrawn( const wxString& rsStr, + bool bCheckable, + bool WXUNUSED(bMenuItem) ) +: m_strName(rsStr) { - m_bCheckable = bCheckable; - m_bOwnerDrawn = FALSE; - m_nHeight = 0; - m_nMarginWidth = ms_nLastMarginWidth; -} + m_bCheckable = bCheckable; + m_bOwnerDrawn = false; + m_nHeight = 0; + m_nMarginWidth = ms_nLastMarginWidth; + if (wxNORMAL_FONT) + m_font = *wxNORMAL_FONT; +} // end of wxOwnerDrawn::wxOwnerDrawn + +wxOwnerDrawn::~wxOwnerDrawn() { } - size_t wxOwnerDrawn::ms_nDefaultMarginWidth = 15; +size_t wxOwnerDrawn::ms_nDefaultMarginWidth = 15; size_t wxOwnerDrawn::ms_nLastMarginWidth = ms_nDefaultMarginWidth; -// drawing +// +// Drawing // ------- +// -// get size of the item -bool wxOwnerDrawn::OnMeasureItem(size_t *pwidth, size_t *pheight) +bool wxOwnerDrawn::OnMeasureItem( size_t* pWidth, + size_t* pHeight ) { - wxMemoryDC dc; - dc.SetFont(GetFont()); + wxMemoryDC vDC; + + wxString sStr = wxStripMenuCodes(m_strName); + + // + // If we have a valid accel string, then pad out + // the menu string so that the menu and accel string are not + // placed on top of each other. + if (!m_strAccel.empty() ) + { + sStr.Pad(sStr.length()%8); + sStr += m_strAccel; + } + vDC.SetFont(GetFont()); + vDC.GetTextExtent( sStr + ,(long *)pWidth + ,(long *)pHeight + ); + if (!m_strAccel.empty()) + { + // + // Measure the accelerator string, and add its width to + // the total item width, plus 16 (Accelerators are right justified, + // with the right edge of the text rectangle 16 pixels left of + // the right edge of the menu) + // + int nAccelWidth; + int nAccelHeight; + + vDC.GetTextExtent( m_strAccel + ,&nAccelWidth + ,&nAccelHeight + ); + *pWidth += nAccelWidth; + } - // ## ugly... - wxChar *szStripped = new wxChar[m_strName.Len()]; - wxStripMenuCodes((wxChar *)m_strName.c_str(), szStripped); - wxString str = szStripped; - delete [] szStripped; + // + // 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 + // + *pWidth = (size_t)(*pWidth + GetDefaultMarginWidth() * 1.5); + + // + // JACS: items still look too tightly packed, so adding 5 pixels. + // + (*pHeight) += 5; + + // + // Ray Gilbert's changes - Corrects the problem of a BMP + // being placed next to text in a menu item, and the BMP does + // not match the size expected by the system. This will + // resize the space so the BMP will fit. Without this, BMPs + // must be no larger or smaller than 16x16. + // + if (m_bmpChecked.Ok()) + { + // + // Is BMP height larger then text height? + // + size_t nAdjustedHeight = m_bmpChecked.GetHeight() + + wxSystemSettings::GetMetric(wxSYS_EDGE_Y); + if (*pHeight < nAdjustedHeight) + *pHeight = nAdjustedHeight; + + // + // Does BMP encroach on default check menu position? + // + size_t nAdjustedWidth = m_bmpChecked.GetWidth() + + (wxSystemSettings::GetMetric(wxSYS_EDGE_X) * 2); + + // + // Do we need to widen margin to fit BMP? + // + if ((size_t)GetMarginWidth() < nAdjustedWidth) + SetMarginWidth(nAdjustedWidth); + + // + // Add the size of the bitmap to our total size... + // + *pWidth += GetMarginWidth(); + } - // # without this menu items look too tightly packed (at least under Windows) - str += wxT('W'); // 'W' is typically the widest letter + // + // Add the size of the bitmap to our total size - even if we don't have + // a bitmap we leave room for one... + // + *pWidth += GetMarginWidth(); + + // + // Make sure that this item is at least as + // tall as the user's system settings specify + // + if (*pHeight < m_nMinHeight) + *pHeight = m_nMinHeight; + m_nHeight = *pHeight; // remember height for use in OnDrawItem + return true; +} // end of wxOwnerDrawn::OnMeasureItem - dc.GetTextExtent(str, (long *)pwidth, (long *)pheight); +// 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); + } - // JACS: items still look too tightly packed, so adding 2 pixels. - (*pheight) = (*pheight) + 2; + // + // Based on the status of the menu item, pick the right colors + // + if (eStatus & wxODSelected) + { + vRef = (ULONG)::WinQuerySysColor( HWND_DESKTOP + ,SYSCLR_MENUHILITEBGND + ,0L + ); + vColBack.Set( GetRValue(vRef) + ,GetGValue(vRef) + ,GetBValue(vRef) + ); + vRef = (ULONG)::WinQuerySysColor( HWND_DESKTOP + ,SYSCLR_MENUHILITE + ,0L + ); + vColText.Set( GetRValue(vRef) + ,GetGValue(vRef) + ,GetBValue(vRef) + ); + } + 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) + ); + } - m_nHeight = *pheight; // remember height for use in OnDrawItem + 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); + } - return TRUE; -} + // + // 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); + } -// searching for this macro you'll find all the code where I'm using the native -// Win32 GDI functions and not wxWindows ones. Might help to whoever decides to -// port this code to X. (VZ) + // + // 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); + } -// JACS: TODO. Why does a disabled but highlighted item still -// get drawn embossed? How can we tell DrawState that we don't want the -// embossing? + // + // 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 item -bool wxOwnerDrawn::OnDrawItem(wxDC& dc, const wxRect& rc, wxODAction act, wxODStatus st) -{ -/////////////////////////////////////////////////////////////////////////////////////////////////// -// Might want to check the native drawing apis for here and doo something like MSW does for WIN95 -/////////////////////////////////////////////////////////////////////////////////////////////////// - - // we do nothing on focus change - if ( act == wxODFocusChanged ) - return TRUE; - - // wxColor <-> RGB - #define ToRGB(col) RGB(col.Red(), col.Green(), col.Blue()) - #define UnRGB(col) GetRValue(col), GetGValue(col), GetBValue(col) - - // set the colors - // -------------- - DWORD colBack, colText; - if ( st & wxODSelected ) { - colBack = GetSysColor(COLOR_HIGHLIGHT); - colText = GetSysColor(COLOR_HIGHLIGHTTEXT); - } - else { - // fall back to default colors if none explicitly specified - colBack = m_colBack.Ok() ? ToRGB(m_colBack) : GetSysColor(COLOR_WINDOW); - colText = m_colText.Ok() ? ToRGB(m_colText) : GetSysColor(COLOR_WINDOWTEXT); - } - - dc.SetTextForeground(wxColor(UnRGB(colText))); - dc.SetTextBackground(wxColor(UnRGB(colBack))); - - // select the font and draw the text - // --------------------------------- - - // determine where to draw and leave space for a check-mark. - int x = rc.x + GetMarginWidth(); - - dc.SetFont(GetFont()); - dc.DrawText(m_strName, x, rc.y); - - // draw the bitmap - // --------------- - if ( IsCheckable() && !m_bmpChecked.Ok() ) { - if ( st & wxODChecked ) { - // using native APIs for performance and simplicity -// TODO: -/* - HDC hdcMem = CreateCompatibleDC(hdc); - HBITMAP hbmpCheck = CreateBitmap(GetMarginWidth(), m_nHeight, 1, 1, 0); - SelectObject(hdcMem, hbmpCheck); - // then draw a check mark into it - RECT rect = { 0, 0, GetMarginWidth(), m_nHeight }; - - // finally copy it to screen DC and clean up - BitBlt(hdc, rc.x, rc.y, GetMarginWidth(), m_nHeight, - hdcMem, 0, 0, SRCCOPY); - DeleteDC(hdcMem); -*/ -#else - // #### to do: perhaps using Marlett font (create equiv. font under X) -// wxFAIL("not implemented"); -#endif //O_DRAW_NATIVE_API + // + // 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 bmp(GetBitmap(IsCheckable() ? ((st & wxODChecked) != 0) : TRUE)); - if ( bmp.Ok() ) { - wxMemoryDC dcMem(&dc); - dcMem.SelectObject(bmp); - - // center bitmap - int nBmpWidth = bmp.GetWidth(), - nBmpHeight = bmp.GetHeight(); - - // there should be enough place! - wxASSERT((nBmpWidth <= rc.GetWidth()) && (nBmpHeight <= rc.GetHeight())); - - //MT: blit with mask enabled. - dc.Blit(rc.x + (GetMarginWidth() - nBmpWidth) / 2, - rc.y + (m_nHeight - nBmpHeight) /2, - nBmpWidth, nBmpHeight, - &dcMem, 0, 0, wxCOPY,true); - - if ( st & wxODSelected ) { -// TODO: -/* - #ifdef O_DRAW_NATIVE_API - RECT rectBmp = { rc.GetLeft(), rc.GetTop(), - rc.GetLeft() + GetMarginWidth(), - rc.GetTop() + m_nHeight }; - SetBkColor(hdc, colBack); - DrawEdge(hdc, &rectBmp, EDGE_RAISED, BF_SOFT | BF_RECT); -*/ - } + 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); + } } - } -/* - #ifdef O_DRAW_NATIVE_API - ::SetTextColor(hdc, colOldText); - ::SetBkColor(hdc, colOldBack); - - #undef hdc - #endif //O_DRAW_NATIVE_API -*/ - return TRUE; -} + return true; +} // end of wxOwnerDrawn::OnDrawItem +#endif //wxUSE_OWNER_DRAWN