moved wxWindow::GetBestSize implementation into DoGetBestSize to make it easier to...

[wxWidgets.git] / src / os2 / ownerdrw.cpp

diff --git a/src/os2/ownerdrw.cpp b/src/os2/ownerdrw.cpp
index c0fbe632fdd4c5d0ffc0aaf962e4a49fdca8d278..6ce8bbf2bd0a5d6e593c03a6627b9c6187ff1937 100644 (file)
--- a/src/os2/ownerdrw.cpp
+++ b/src/os2/ownerdrw.cpp
@@ -6,7 +6,7 @@
 // Created:     10/12/99
 // RCS-ID:      $Id$
 // Copyright:   (c) David Webster
 // Created:     10/12/99
 // RCS-ID:      $Id$
 // Copyright:   (c) David Webster

-// Licence:     wxWindows license
+// Licence:     wxWindows licence

 ///////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__
 ///////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__


@@ -18,7 +18,7 @@
 
 #ifndef WX_PRECOMP
   #include "wx/window.h"
 
 #ifndef WX_PRECOMP
   #include "wx/window.h"

-  #include "wx/msw/private.h"
+  #include "wx/os2/private.h"

   #include "wx/font.h"
   #include "wx/bitmap.h"
   #include "wx/dcmemory.h"
   #include "wx/font.h"
   #include "wx/bitmap.h"
   #include "wx/dcmemory.h"


@@ -28,6 +28,7 @@
 
 #if wxUSE_OWNER_DRAWN
 
 
 #if wxUSE_OWNER_DRAWN
 

+#include "wx/settings.h"

 #include "wx/ownerdrw.h"
 #include "wx/menuitem.h"
 
 #include "wx/ownerdrw.h"
 #include "wx/menuitem.h"
 


@@ -71,42 +72,102 @@ bool wxOwnerDrawn::OnMeasureItem(
 {
     wxMemoryDC                      vDC;
 
 {
     wxMemoryDC                      vDC;
 

-    vDC.SetFont(GetFont());

 
     wxString                        sStr = wxStripMenuCodes(m_strName);
 
     //
 
     wxString                        sStr = wxStripMenuCodes(m_strName);
 
     //

-    // # without this menu items look too tightly packed (at least under Windows)
-    //
-    sStr += wxT('W'); // 'W' is typically the widest letter
+    // If we have a valid accel string, then pad out
+    // the menu string so the menu and accel string are not
+    // placed ontop of eachother.
+    if (!m_strAccel.empty() )
+    {
+        sStr.Pad(sStr.Length()%8);
+        sStr += m_strAccel;
+    }
+    vDC.SetFont(GetFont());

     vDC.GetTextExtent( sStr
                       ,(long *)pWidth
                       ,(long *)pHeight
                      );
     vDC.GetTextExtent( sStr
                       ,(long *)pWidth
                       ,(long *)pHeight
                      );

-    // DEBUG
-    char                            zMsg[128];
-    sprintf(zMsg, "GetTextExtent for %s: Width: %ld, Height: %ld", m_strName.c_str(), *pWidth, *pHeight);
-    (void)wxMessageBox( "wxWindows Menu sample"
-                       ,zMsg
-                       ,wxICON_INFORMATION
-                      );
-    // end DEBUG
+    if (!m_strAccel.IsEmpty())
+    {
+        //
+        // Measure the accelerator string, and add it's 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;
+    }

 
     //
 
     //

-    // JACS: items still look too tightly packed, so adding 2 pixels.
+    // 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

     //
     //

-    (*pHeight) = (*pHeight) + 2;
-    m_nHeight = *pHeight;        // remember height for use in OnDrawItem
-    return TRUE;
-} // end of wxOwnerDrawn::OnMeasureItem
+    *pWidth = (size_t)(*pWidth + GetDefaultMarginWidth() * 1.5);

 
 

-// 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)
+    //
+    // JACS: items still look too tightly packed, so adding 5 pixels.
+    //
+    (*pHeight) += 5;

 
 

-// 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?
+    //
+    // 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();
+    }
+
+    //
+    // 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

 
 // draw the item
 bool wxOwnerDrawn::OnDrawItem(
 
 // draw the item
 bool wxOwnerDrawn::OnDrawItem(


@@ -117,76 +178,110 @@ bool wxOwnerDrawn::OnDrawItem(
 )
 {
     //
 )
 {
     //

-    // For now we let PM deal with highlighting and framing and such in a
-    // default manner.  So we leave fsAttribute and fsOldAttribute ( or
-    // fsState and fsOldState ) the same and pass it on. We may want to add
-    // code later to draw theseattributes in a more custom manner.
+    // We do nothing on focus change

     //
     //

+    if (eAction == wxODFocusChanged )
+        return TRUE;

 
     //
 
     //

-    // WxWinGdi_CColour <-> RGB
+    // Select the font and draw the text
+    // ---------------------------------

     //
     //

-    #define   ToRGB(col)  OS2RGB(col.Red(), col.Green(), col.Blue())
-    #define   UnRGB(col)  GetRValue(col), GetGValue(col), GetBValue(col)

 
 

-    CHARBUNDLE                      vCbndText;
-    CHARBUNDLE                      vCbndBack;
+    CHARBUNDLE                      vCbnd;

     HPS                             hPS= rDC.GetHPS();
     HPS                             hPS= rDC.GetHPS();

-    ULONG                           lColBack;
-    ULONG                           lColText;
+    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);
+    }

 
 

+    //
+    // Base on the status of the menu item pick the right colors
+    //

     if (eStatus & wxODSelected)
     {
     if (eStatus & wxODSelected)
     {

-        lColBack = (DWORD)::WinQuerySysColor( HWND_DESKTOP
-                                             ,SYSCLR_MENUHILITEBGND // Light gray
-                                             ,0L
-                                            );
-        lColText = (DWORD)::WinQuerySysColor( HWND_DESKTOP
-                                             ,SYSCLR_MENUTEXT // Black
-                                             ,0L
-                                            );
+        wxColour                        vCol2("WHITE");
+        vColBack.Set( (unsigned char)0
+                     ,(unsigned char)0
+                     ,(unsigned char)160
+                    ); // no dark blue in color table
+        vColText = vCol2;

     }
     else if (eStatus & wxODDisabled)
     {
     }
     else if (eStatus & wxODDisabled)
     {

-        lColBack = (DWORD)::WinQuerySysColor( HWND_DESKTOP
-                                             ,SYSCLR_MENU // Light gray
-                                             ,0L
-                                            );
-        lColText = (DWORD)::WinQuerySysColor( HWND_DESKTOP
-                                             ,SYSCLR_MENUDISABLEDTEXT // dark gray
-                                             ,0L
-                                            );
+        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
         //
     }
     else
     {
         //
         // Fall back to default colors if none explicitly specified
         //

-        lColBack = m_colBack.Ok() ? ToRGB(m_colBack) : ::WinQuerySysColor( HWND_DESKTOP
-                                                                          ,SYSCLR_MENU  // we are using gray for all our window backgrounds in wxWindows
-                                                                          ,0L
-                                                                         );
-        lColText = m_colText.Ok() ? ToRGB(m_colText) : ::WinQuerySysColor( HWND_DESKTOP
-                                                                          ,SYSCLR_WINDOWTEXT // Black
-                                                                          ,0L
-                                                                         );
+        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)
+                    );

     }
     }

-    vCbndText.lColor = (LONG)lColText;
-    vCbndBack.lColor = (LONG)lColBack;

 
 

+    rDC.SetTextBackground(vColBack);
+    rDC.SetTextForeground(vColText);
+    rDC.SetBackgroundMode(wxTRANSPARENT);
+    vCbnd.lColor     = vColText.GetPixel();
+    vCbnd.lBackColor = vColBack.GetPixel();

     ::GpiSetAttrs( hPS
                   ,PRIM_CHAR
     ::GpiSetAttrs( hPS
                   ,PRIM_CHAR

-                  ,CBB_BACK_COLOR
-                  ,0
-                  ,&vCbndBack
-                 );
-    ::GpiSetAttrs( hPS
-                  ,PRIM_CHAR
-                  ,CBB_COLOR
+                  ,CBB_BACK_COLOR | CBB_COLOR

                   ,0
                   ,0

-                  ,&vCbndText
+                  ,&vCbnd

                  );
                  );

+    ::GpiSetBackMix( hPS
+                    ,BM_LEAVEALONE
+                   );

 
 

+    //
+    // Paint the background
+    //
+    ::WinFillRect(hPS, &vRect, vColBack.GetPixel());

 
     //
     // Determine where to draw and leave space for a check-mark.
 
     //
     // Determine where to draw and leave space for a check-mark.


@@ -194,33 +289,109 @@ bool wxOwnerDrawn::OnDrawItem(
     int                             nX = rRect.x + GetMarginWidth();
 
     //
     int                             nX = rRect.x + GetMarginWidth();
 
     //

-    // Select the font and draw the text
-    // ---------------------------------
+    // Unfortunately, unlike Win32, PM has no owner drawn specific text
+    // drawing methods like ::DrawState that can cleanly handle accel
+    // pneumonics 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 mneumonics either.  We display
+    // it, though, in hopes we can figure it out some day.

     //
 
     //
     //
 
     //

-    // Use default font if no font set
+    // Display main text and accel text separately to allign better

     //
     //

-    if (m_font.Ok())
+    wxString                        sTgt = "\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                            bFoundMneumonic = FALSE;
+    bool                            bFoundAccel = FALSE;
+
+    //
+    // Deal with the tab, extracting the Accel text
+    //
+    nIndex = sFullString.Find(sTgt.c_str());
+    if (nIndex != -1)

     {
     {

-        m_font.RealizeResource();
+        bFoundAccel = TRUE;
+        sAccel = sFullString.Mid(nIndex + 1);
+        sFullString.Remove(nIndex);

     }
     }

-    else
+
+    //
+    // Deal with the mneumonic character
+    //
+    sTgt = "~";
+    nIndex = sFullString.Find(sTgt.c_str());
+    if (nIndex != -1)

     {
     {

-        ::GpiSetCharSet(hPS, LCID_DEFAULT);
+        wxString                    sTmp = sFullString;
+
+        bFoundMneumonic = 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(), "", TRUE);

     }
 
     //
     }
 
     //

-    // Unfortunately, unlike Win32, PM has no owner drawn specific text
-    // drawing methods like ::DrawState that can cleanly handle accel
-    // pneumonics and deal, automatically, with various states, so we have
-    // to handle them ourselves. Notice Win32 can't handle \t in ownerdrawn
-    // strings either.
+    // 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 (bFoundMneumonic)
+    {
+        //
+        // Underline the mneumonic -- 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.DrawText( m_strName
-                 ,nX
-                 ,rRect.y
-                );
+        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
 
     //
     // Draw the bitmap


@@ -236,7 +407,7 @@ bool wxOwnerDrawn::OnDrawItem(
             vRect.xLeft   = rRect.x;
             vRect.xRight  = rRect.x + GetMarginWidth();
             vRect.yBottom = rRect.y;
             vRect.xLeft   = rRect.x;
             vRect.xRight  = rRect.x + GetMarginWidth();
             vRect.yBottom = rRect.y;

-            vRect.yTop    = rRect.y + m_nHeight;
+            vRect.yTop    = rRect.y + m_nHeight - 3;

 
             ::WinDrawBitmap( hPS             // PS for this menuitem
                             ,hBmpCheck       // system checkmark
 
             ::WinDrawBitmap( hPS             // PS for this menuitem
                             ,hBmpCheck       // system checkmark


@@ -257,8 +428,14 @@ bool wxOwnerDrawn::OnDrawItem(
 
         if (vBmp.Ok())
         {
 
         if (vBmp.Ok())
         {

+

             wxMemoryDC              vDCMem(&rDC);
             wxMemoryDC              vDCMem(&rDC);

+            wxMemoryDC*             pOldDC = (wxMemoryDC*)vBmp.GetSelectedInto();

 
 

+            if(pOldDC != NULL)
+            {
+                vBmp.SetSelectedInto(NULL);
+            }

             vDCMem.SelectObject(vBmp);
 
             //
             vDCMem.SelectObject(vBmp);
 
             //


@@ -272,11 +449,10 @@ bool wxOwnerDrawn::OnDrawItem(
             //
             wxASSERT((nBmpWidth <= rRect.width) && (nBmpHeight <= rRect.height));
 
             //
             wxASSERT((nBmpWidth <= rRect.width) && (nBmpHeight <= rRect.height));
 

-            //
-            //MT: blit with mask enabled.
-            //
+            int                     nHeightDiff = m_nHeight - nBmpHeight;
+

             rDC.Blit( rRect.x + (GetMarginWidth() - nBmpWidth) / 2
             rDC.Blit( rRect.x + (GetMarginWidth() - nBmpWidth) / 2

-                     ,rRect.y + (m_nHeight - nBmpHeight) /2
+                     ,rRect.y + nHeightDiff / 2

                      ,nBmpWidth
                      ,nBmpHeight
                      ,&vDCMem
                      ,nBmpWidth
                      ,nBmpHeight
                      ,&vDCMem


@@ -288,31 +464,30 @@ bool wxOwnerDrawn::OnDrawItem(
 
             if (eStatus & wxODSelected)
             {
 
             if (eStatus & wxODSelected)
             {

-                RECT                vRectBmp = { rRect.x
-                                                ,rRect.y
-                                                ,rRect.x + GetMarginWidth()
-                                                ,rRect.y + m_nHeight
-                                               };
+                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;
 
                 LINEBUNDLE          vLine;
 

-                vLine.lColor = lColBack;
+                vLine.lColor = vColBack.GetPixel();

                 ::GpiSetAttrs( hPS
                               ,PRIM_LINE
                               ,LBB_COLOR
                               ,0
                               ,&vLine
                              );
                 ::GpiSetAttrs( hPS
                               ,PRIM_LINE
                               ,LBB_COLOR
                               ,0
                               ,&vLine
                              );

+                ::GpiMove(hPS, &vPnt1);

                 ::GpiBox( hPS
                          ,DRO_OUTLINE
                 ::GpiBox( hPS
                          ,DRO_OUTLINE

-                         ,(PPOINTL)&vRectBmp
+                         ,&vPnt2

                          ,0L
                          ,0L
                         );
             }
                          ,0L
                          ,0L
                         );
             }

+            vBmp.SetSelectedInto(NULL);

         }
     }
         }
     }

-
-  return TRUE;
-}
+    return TRUE;
+} // end of wxOwnerDrawn::OnDrawItem

 
 #endif //wxUSE_OWNER_DRAWN
 
 #endif //wxUSE_OWNER_DRAWN