added wxUTF8StringBuffer for writing UTF8 data into wxString efficiently, similarly...

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

diff --git a/src/os2/choice.cpp b/src/os2/choice.cpp
index 1320c33442a4b3900129b642b3dfb4b973774792..18650fc4f86de3f991a228a9f9461cc241c51d87 100644 (file)
--- a/src/os2/choice.cpp
+++ b/src/os2/choice.cpp
@@ -1,19 +1,22 @@
 /////////////////////////////////////////////////////////////////////////////
 /////////////////////////////////////////////////////////////////////////////

-// Name:        choice.cpp
+// Name:        src/os2/choice.cpp

 // Purpose:     wxChoice
 // Author:      David Webster
 // Modified by:
 // Created:     10/13/99
 // RCS-ID:      $Id$
 // Copyright:   (c) David Webster
 // Purpose:     wxChoice
 // Author:      David Webster
 // Modified by:
 // Created:     10/13/99
 // RCS-ID:      $Id$
 // Copyright:   (c) David Webster

-// Licence:     wxWidgets licence
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 /////////////////////////////////////////////////////////////////////////////
 
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 

+#if wxUSE_CHOICE
+
+#include "wx/choice.h"
+

 #ifndef WX_PRECOMP
 #ifndef WX_PRECOMP

-    #include "wx/choice.h"

     #include "wx/utils.h"
     #include "wx/log.h"
     #include "wx/settings.h"
     #include "wx/utils.h"
     #include "wx/log.h"
     #include "wx/settings.h"


@@ -21,7 +24,7 @@
 
 #include "wx/os2/private.h"
 
 
 #include "wx/os2/private.h"
 

-IMPLEMENT_DYNAMIC_CLASS(wxChoice, wxControl)
+IMPLEMENT_DYNAMIC_CLASS(wxChoice, wxControlWithItems)

 
 bool wxChoice::Create(
   wxWindow*                         pParent
 
 bool wxChoice::Create(
   wxWindow*                         pParent


@@ -62,13 +65,14 @@ bool wxChoice::Create(
                        ,rValidator
                        ,rsName
                       ))
                        ,rValidator
                        ,rsName
                       ))

-        return FALSE;
+        return false;

     lSstyle = CBS_DROPDOWNLIST |
               WS_TABSTOP       |
               WS_VISIBLE;
 
     lSstyle = CBS_DROPDOWNLIST |
               WS_TABSTOP       |
               WS_VISIBLE;
 

-    if (lStyle & wxCLIP_SIBLINGS )
-        lSstyle |= WS_CLIPSIBLINGS;
+    // clipping siblings does not yet work
+    // if (lStyle & wxCLIP_SIBLINGS )
+    //     lSstyle |= WS_CLIPSIBLINGS;

 
     wxASSERT_MSG( !(lStyle & wxCB_DROPDOWN) &&
                   !(lStyle & wxCB_READONLY) &&
 
     wxASSERT_MSG( !(lStyle & wxCB_DROPDOWN) &&
                   !(lStyle & wxCB_READONLY) &&


@@ -79,92 +83,93 @@ bool wxChoice::Create(
     if (!OS2CreateControl( wxT("COMBOBOX")
                           ,lSstyle
                          ))
     if (!OS2CreateControl( wxT("COMBOBOX")
                           ,lSstyle
                          ))

-        return FALSE;
+        return false;

 
     //
     // A choice/combobox normally has a white background (or other, depending
     // on global settings) rather than inheriting the parent's background colour.
     //
     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW));
 
     //
     // A choice/combobox normally has a white background (or other, depending
     // on global settings) rather than inheriting the parent's background colour.
     //
     SetBackgroundColour(wxSystemSettings::GetColour(wxSYS_COLOUR_WINDOW));

+
+    // initialize the controls contents

     for (int i = 0; i < n; i++)
     {
         Append(asChoices[i]);
     }
     for (int i = 0; i < n; i++)
     {
         Append(asChoices[i]);
     }

-    wxFont*                          pTextFont = new wxFont( 10
-                                                            ,wxMODERN
-                                                            ,wxNORMAL
-                                                            ,wxNORMAL
-                                                           );
-    SetFont(*pTextFont);

     SetSize( rPos.x
             ,rPos.y
             ,rSize.x
             ,rSize.y
            );
     SetSize( rPos.x
             ,rPos.y
             ,rSize.x
             ,rSize.y
            );

-    delete pTextFont;
-    return TRUE;
+
+    // Set height to use with sizers i.e. without the dropdown listbox
+    wxFont vFont = GetFont();
+    int  nEditHeight;
+    wxGetCharSize( GetHWND(), NULL, &nEditHeight, &vFont );
+    nEditHeight = EDIT_HEIGHT_FROM_CHAR_HEIGHT(nEditHeight);
+    SetInitialSize(wxSize(-1,nEditHeight+4));   // +2x2 for the border
+
+    return true;

 } // end of wxChoice::Create
 
 } // end of wxChoice::Create
 

+wxChoice::~wxChoice()
+{
+    Clear();
+}
+

 // ----------------------------------------------------------------------------
 // adding/deleting items to/from the list
 // ----------------------------------------------------------------------------
 
 // ----------------------------------------------------------------------------
 // adding/deleting items to/from the list
 // ----------------------------------------------------------------------------
 

-int wxChoice::DoAppend(
-  const wxString&                   rsItem
-)
+int wxChoice::DoInsertItems(const wxArrayStringsAdapter& items
+                           , unsigned int pos
+                           , void **clientData
+                           , wxClientDataType type
+                           )

 {
 {

-    int                             nIndex;
+    int                             nIndex = wxNOT_FOUND;

     LONG                            nIndexType = 0;
     LONG                            nIndexType = 0;

-
-    if (m_windowStyle & wxLB_SORT)
+    bool                            incrementPos = false;
+    if ( IsSorted() )

         nIndexType = LIT_SORTASCENDING;
         nIndexType = LIT_SORTASCENDING;

-    else
+    else if (pos == GetCount())

         nIndexType = LIT_END;
         nIndexType = LIT_END;

-    nIndex = (int)::WinSendMsg( GetHwnd()
-                               ,LM_INSERTITEM
-                               ,(MPARAM)nIndexType
-                               ,(MPARAM)rsItem.c_str()
-                              );
-    return nIndex;
-} // end of wxChoice::DoAppend
-
-int wxChoice::DoInsert(
-  const wxString&                   rsItem,
-  int                               pos
-)
-{
-    wxCHECK_MSG(!(GetWindowStyle() & wxCB_SORT), -1, wxT("can't insert into sorted list"));
-    wxCHECK_MSG((pos>=0) && (pos<=GetCount()), -1, wxT("invalid index"));
-
-    if (pos == GetCount())
-        return DoAppend(rsItem);
-
-    int                             nIndex;
-    LONG                            nIndexType = 0;
-
-    if (m_windowStyle & wxLB_SORT)
-        nIndexType = LIT_SORTASCENDING;

     else
     else

+    {

         nIndexType = pos;
         nIndexType = pos;

-    nIndex = (int)::WinSendMsg( GetHwnd()
-                               ,LM_INSERTITEM
-                               ,(MPARAM)nIndexType
-                               ,(MPARAM)rsItem.c_str()
-                              );
+        incrementPos = true;
+    }
+
+    const unsigned int count = items.GetCount();
+    for( unsigned int i = 0; i < count; ++i )
+    {
+        nIndex = (int)::WinSendMsg( GetHwnd()
+                                   ,LM_INSERTITEM
+                                   ,(MPARAM)nIndexType
+                                   ,(MPARAM)items[i].wx_str()
+                                  );
+        if (nIndex < 0)
+        {
+            nIndex = wxNOT_FOUND;
+            break;
+        }
+        AssignNewItemClientData(nIndex, clientData, i, type);
+
+        if (incrementPos)
+            ++nIndexType;
+    }

     return nIndex;
     return nIndex;

-} // end of wxChoice::DoInsert
+} // end of wxChoice::DoInsertAppendItemsWithData

 
 

-void wxChoice::Delete(
-  int                               n
-)
+void wxChoice::DoDeleteOneItem(unsigned int n)

 {
 {

-    wxCHECK_RET( n < GetCount(), wxT("invalid item index in wxChoice::Delete") );
+    wxCHECK_RET( IsValid(n), wxT("invalid item index in wxChoice::Delete") );
+

     ::WinSendMsg(GetHwnd(), LM_DELETEITEM, (MPARAM)n, (MPARAM)0);
 } // end of wxChoice::Delete
 
     ::WinSendMsg(GetHwnd(), LM_DELETEITEM, (MPARAM)n, (MPARAM)0);
 } // end of wxChoice::Delete
 

-void wxChoice::Clear()
+void wxChoice::DoClear()

 {
 {

-    Free();

     ::WinSendMsg(GetHwnd(), LM_DELETEALL, (MPARAM)0, (MPARAM)0);
 } // end of wxChoice::Clear
 
     ::WinSendMsg(GetHwnd(), LM_DELETEALL, (MPARAM)0, (MPARAM)0);
 } // end of wxChoice::Clear
 


@@ -192,43 +197,15 @@ void wxChoice::SetSelection(
 // string list functions
 // ----------------------------------------------------------------------------
 
 // string list functions
 // ----------------------------------------------------------------------------
 

-int wxChoice::GetCount() const
+unsigned int wxChoice::GetCount() const

 {
 {

-    return((int)LONGFROMMR(::WinSendMsg(GetHwnd(), LM_QUERYITEMCOUNT, (MPARAM)0, (MPARAM)0)));
+    return((unsigned int)LONGFROMMR(::WinSendMsg(GetHwnd(), LM_QUERYITEMCOUNT, (MPARAM)0, (MPARAM)0)));

 } // end of wxChoice::GetCount
 
 } // end of wxChoice::GetCount
 

-int wxChoice::FindString(
-  const wxString&                   rsStr
-) const
+void wxChoice::SetString(unsigned int n, const wxString& rsStr)

 {
 {

-    int                             nPos;
-    int                             nTextLength;
-    PSZ                             zStr;
-    int                             nItemCount;
-
-    nItemCount = (int)LONGFROMMR(::WinSendMsg(GetHwnd(), LM_QUERYITEMCOUNT, (MPARAM)0, (MPARAM)0));
-    for (nPos = 0; nPos < nItemCount; nPos++)
-    {
-        nTextLength = (int)LONGFROMMR(::WinSendMsg(GetHwnd(), LM_QUERYITEMTEXTLENGTH, (MPARAM)nPos, (MPARAM)0));
-        zStr = new char[nTextLength + 1];
-        ::WinSendMsg(GetHwnd(), LM_QUERYITEMTEXT, MPFROM2SHORT((SHORT)nPos, (SHORT)nTextLength), (MPARAM)zStr);
-        if (rsStr == (char*)zStr)
-        {
-            delete [] zStr;
-            break;
-        }
-        delete [] zStr;
-    }
-    return nPos;
-} // end of wxChoice::FindString
-
-void wxChoice::SetString(
-  int                               n
-, const wxString&                   rsStr
-)
-{
-    LONG                            nIndexType = 0;
-    void*                           pData;
+    LONG  nIndexType = 0;
+    void* pData;

 
     if ( m_clientDataItemsType != wxClientData_None )
     {
 
     if ( m_clientDataItemsType != wxClientData_None )
     {


@@ -241,36 +218,32 @@ void wxChoice::SetString(
 
     ::WinSendMsg(GetHwnd(), LM_DELETEITEM, (MPARAM)n, 0);
 
 
     ::WinSendMsg(GetHwnd(), LM_DELETEITEM, (MPARAM)n, 0);
 

-    if (m_windowStyle & wxLB_SORT)
+    if (m_windowStyle & wxCB_SORT)

         nIndexType = LIT_SORTASCENDING;
     else
         nIndexType = LIT_END;
     ::WinSendMsg( GetHwnd()
                  ,LM_INSERTITEM
                  ,(MPARAM)nIndexType
         nIndexType = LIT_SORTASCENDING;
     else
         nIndexType = LIT_END;
     ::WinSendMsg( GetHwnd()
                  ,LM_INSERTITEM
                  ,(MPARAM)nIndexType

-                 ,(MPARAM)rsStr.c_str()
+                 ,(MPARAM)rsStr.wx_str()

                 );
 
     if (pData)
     {
                 );
 
     if (pData)
     {

-        DoSetItemClientData( n
-                            ,pData
-                           );
+        DoSetItemClientData(n, pData);

     }
 } // end of wxChoice::SetString
 
     }
 } // end of wxChoice::SetString
 

-wxString wxChoice::GetString(
-  int                               n
-) const
+wxString wxChoice::GetString(unsigned int n) const

 {
 {

-    int                             nLen = 0;
-    wxString                        sStr = "";
-    char*                           zBuf;
+    int      nLen = 0;
+    wxString sStr = wxEmptyString;
+    wxChar*  zBuf;

 
     nLen = (size_t)LONGFROMMR(::WinSendMsg(GetHwnd(), LM_QUERYITEMTEXTLENGTH, (MPARAM)n, (MPARAM)0));
     if (nLen != LIT_ERROR && nLen > 0)
     {
 
     nLen = (size_t)LONGFROMMR(::WinSendMsg(GetHwnd(), LM_QUERYITEMTEXTLENGTH, (MPARAM)n, (MPARAM)0));
     if (nLen != LIT_ERROR && nLen > 0)
     {

-        zBuf = new char[nLen + 1];
+        zBuf = new wxChar[++nLen];

         ::WinSendMsg( GetHwnd()
                      ,LM_QUERYITEMTEXT
                      ,MPFROM2SHORT((SHORT)n, (SHORT)nLen)
         ::WinSendMsg( GetHwnd()
                      ,LM_QUERYITEMTEXT
                      ,MPFROM2SHORT((SHORT)n, (SHORT)nLen)


@@ -286,50 +259,26 @@ wxString wxChoice::GetString(
 // client data
 // ----------------------------------------------------------------------------
 
 // client data
 // ----------------------------------------------------------------------------
 

-void wxChoice::DoSetItemClientData(
-  int                               n
-, void*                             pClientData
-)
+void wxChoice::DoSetItemClientData(unsigned int n, void* pClientData)

 {
     ::WinSendMsg(GetHwnd(), LM_SETITEMHANDLE, (MPARAM)n, MPFROMP(pClientData));
 } // end of wxChoice::DoSetItemClientData
 
 {
     ::WinSendMsg(GetHwnd(), LM_SETITEMHANDLE, (MPARAM)n, MPFROMP(pClientData));
 } // end of wxChoice::DoSetItemClientData
 

-void* wxChoice::DoGetItemClientData( int n ) const
+void* wxChoice::DoGetItemClientData(unsigned int n) const

 {
 {

-    MRESULT                         rc = 0L;
-
-    rc = ::WinSendMsg(GetHwnd(), LM_QUERYITEMHANDLE, (MPARAM)n, (MPARAM)0);
+    MRESULT rc = ::WinSendMsg(GetHwnd(), LM_QUERYITEMHANDLE, (MPARAM)n, (MPARAM)0);

     return((void*)rc);
     return((void*)rc);

-} // end of wxChoice::DoSetItemClientData
-
-void wxChoice::DoSetItemClientObject(
-  int                               n
-, wxClientData*                     pClientData
-)
-{
-    DoSetItemClientData( n
-                        ,pClientData
-                       );
-} // end of wxChoice::DoSetItemClientObject
-
-wxClientData* wxChoice::DoGetItemClientObject(
-  int                               n
-) const
-{
-    return (wxClientData *)DoGetItemClientData(n);
-} // end of wxChoice::DoGetItemClientObject
+} // end of wxChoice::DoGetItemClientData

 
 // ----------------------------------------------------------------------------
 // wxOS2 specific helpers
 // ----------------------------------------------------------------------------
 
 
 // ----------------------------------------------------------------------------
 // wxOS2 specific helpers
 // ----------------------------------------------------------------------------
 

-void wxChoice::DoSetSize(
-  int                               nX
-, int                               nY
-, int                               nWidth
-, int                               nHeight
-, int                               nSizeFlags
-)
+void wxChoice::DoSetSize(int nX,
+                         int nY,
+                         int nWidth,
+                         int WXUNUSED(nHeight),
+                         int nSizeFlags)

 {
     //
     // Ignore height parameter because height doesn't mean 'initially
 {
     //
     // Ignore height parameter because height doesn't mean 'initially


@@ -341,7 +290,7 @@ void wxChoice::DoSetSize(
     wxControl::DoSetSize( nX
                          ,nY
                          ,nWidth
     wxControl::DoSetSize( nX
                          ,nY
                          ,nWidth

-                         ,-1
+                         ,wxDefaultCoord

                          ,nSizeFlags
                         );
 } // end of wxChoice::DoSetSize
                          ,nSizeFlags
                         );
 } // end of wxChoice::DoSetSize


@@ -351,20 +300,18 @@ wxSize wxChoice::DoGetBestSize() const
     //
     // Find the widest string
     //
     //
     // Find the widest string
     //

-    int                             nLineWidth;
-    int                             nChoiceWidth = 0;
-    int                             nItems = GetCount();
-    int                             nCx;
-    int                             nCy;
+    int    nLineWidth;
+    int    nChoiceWidth = 0;
+    int    nCx;
+    int    nCy;
+    wxFont vFont = (wxFont)GetFont();

 
 

-    for (int i = 0; i < nItems; i++)
-    {
-        wxString                    sStr(GetString(i));
+    const unsigned int nItems = GetCount();

 
 

-        GetTextExtent( sStr
-                      ,&nLineWidth
-                      ,NULL
-                     );
+    for (unsigned int i = 0; i < nItems; i++)
+    {
+        wxString sStr(GetString(i));
+        GetTextExtent( sStr, &nLineWidth, NULL );

         if (nLineWidth > nChoiceWidth)
             nChoiceWidth = nLineWidth;
     }
         if (nLineWidth > nChoiceWidth)
             nChoiceWidth = nLineWidth;
     }


@@ -379,22 +326,16 @@ wxSize wxChoice::DoGetBestSize() const
     //
     // The combobox should be larger than the widest string
     //
     //
     // The combobox should be larger than the widest string
     //

-    wxGetCharSize( GetHWND()
-                  ,&nCx
-                  ,&nCy
-                  ,(wxFont*)&GetFont()
-                 );
+    wxGetCharSize( GetHWND(), &nCx, &nCy, &vFont );

     nChoiceWidth += 5 * nCx;
 
     //
     // Choice drop-down list depends on number of items (limited to 10)
     //
     nChoiceWidth += 5 * nCx;
 
     //
     // Choice drop-down list depends on number of items (limited to 10)
     //

-    size_t                          nStrings = nItems == 0 ? 10 : wxMin(10, nItems) + 1;
-    int                             nChoiceHeight = EDIT_HEIGHT_FROM_CHAR_HEIGHT(nCy) * nStrings;
+    size_t nStrings = nItems == 0 ? 10 : wxMin(10, nItems) + 1;
+    int    nChoiceHeight = EDIT_HEIGHT_FROM_CHAR_HEIGHT(nCy) * nStrings;

 
 

-    return wxSize( nChoiceWidth
-                  ,nChoiceHeight
-                 );
+    return wxSize(nChoiceWidth, nChoiceHeight);

 } // end of wxChoice::DoGetBestSize
 
 MRESULT wxChoice::OS2WindowProc(
 } // end of wxChoice::DoGetBestSize
 
 MRESULT wxChoice::OS2WindowProc(


@@ -419,7 +360,7 @@ bool wxChoice::OS2Command(
         //
         // "selection changed" is the only event we're after
         //
         //
         // "selection changed" is the only event we're after
         //

-        return FALSE;
+        return false;

     }
     int                             n = GetSelection();
 
     }
     int                             n = GetSelection();
 


@@ -431,25 +372,14 @@ bool wxChoice::OS2Command(
 
         vEvent.SetInt(n);
         vEvent.SetEventObject(this);
 
         vEvent.SetInt(n);
         vEvent.SetEventObject(this);

-        vEvent.SetString((char*)GetStringSelection().c_str());
+        vEvent.SetString(GetStringSelection());

         if (HasClientObjectData())
             vEvent.SetClientObject(GetClientObject(n));
         else if (HasClientUntypedData())
             vEvent.SetClientData(GetClientData(n));
         ProcessCommand(vEvent);
     }
         if (HasClientObjectData())
             vEvent.SetClientObject(GetClientObject(n));
         else if (HasClientUntypedData())
             vEvent.SetClientData(GetClientData(n));
         ProcessCommand(vEvent);
     }

-    return TRUE;
+    return true;

 } // end of wxChoice::OS2Command
 
 } // end of wxChoice::OS2Command
 

-void wxChoice::Free()
-{
-    if (HasClientObjectData())
-    {
-        size_t                      nCount = GetCount();
-
-        for (size_t n = 0; n < nCount; n++)
-        {
-            delete GetClientObject(n);
-        }
-    }
-} // end of wxhoice::Free
+#endif // wxUSE_CHOICE