extending calculation of visible region

[wxWidgets.git] / src / msw / listbox.cpp

diff --git a/src/msw/listbox.cpp b/src/msw/listbox.cpp
index 59aeac9eea7556e5f929845278655119dc6449a5..9e4b653af8927c11963d090f27d0627bab8f068d 100644 (file)
--- a/src/msw/listbox.cpp
+++ b/src/msw/listbox.cpp
@@ -6,10 +6,10 @@
 // Created:
 // RCS-ID:      $Id$
 // Copyright:   (c) Julian Smart
 // Created:
 // RCS-ID:      $Id$
 // Copyright:   (c) Julian Smart

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

 ///////////////////////////////////////////////////////////////////////////////
 
 ///////////////////////////////////////////////////////////////////////////////
 

-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)

     #pragma implementation "listbox.h"
 #endif
 
     #pragma implementation "listbox.h"
 #endif
 


@@ -43,13 +43,77 @@
     #include  "wx/ownerdrw.h"
 #endif
 
     #include  "wx/ownerdrw.h"
 #endif
 

-#ifndef __TWIN32__
-    #ifdef __GNUWIN32_OLD__
-        #include "wx/msw/gnuwin32/extra.h"
-    #endif
+#ifdef __GNUWIN32_OLD__
+    #include "wx/msw/gnuwin32/extra.h"

 #endif
 
 #endif
 

-    IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControl)
+#if wxUSE_EXTENDED_RTTI
+WX_DEFINE_FLAGS( wxListBoxStyle )
+
+wxBEGIN_FLAGS( wxListBoxStyle )
+    // new style border flags, we put them first to
+    // use them for streaming out
+    wxFLAGS_MEMBER(wxBORDER_SIMPLE)
+    wxFLAGS_MEMBER(wxBORDER_SUNKEN)
+    wxFLAGS_MEMBER(wxBORDER_DOUBLE)
+    wxFLAGS_MEMBER(wxBORDER_RAISED)
+    wxFLAGS_MEMBER(wxBORDER_STATIC)
+    wxFLAGS_MEMBER(wxBORDER_NONE)
+    
+    // old style border flags
+    wxFLAGS_MEMBER(wxSIMPLE_BORDER)
+    wxFLAGS_MEMBER(wxSUNKEN_BORDER)
+    wxFLAGS_MEMBER(wxDOUBLE_BORDER)
+    wxFLAGS_MEMBER(wxRAISED_BORDER)
+    wxFLAGS_MEMBER(wxSTATIC_BORDER)
+    wxFLAGS_MEMBER(wxBORDER)
+
+    // standard window styles
+    wxFLAGS_MEMBER(wxTAB_TRAVERSAL)
+    wxFLAGS_MEMBER(wxCLIP_CHILDREN)
+    wxFLAGS_MEMBER(wxTRANSPARENT_WINDOW)
+    wxFLAGS_MEMBER(wxWANTS_CHARS)
+    wxFLAGS_MEMBER(wxFULL_REPAINT_ON_RESIZE)
+    wxFLAGS_MEMBER(wxALWAYS_SHOW_SB )
+    wxFLAGS_MEMBER(wxVSCROLL)
+    wxFLAGS_MEMBER(wxHSCROLL)
+
+    wxFLAGS_MEMBER(wxLB_SINGLE)
+    wxFLAGS_MEMBER(wxLB_MULTIPLE)
+    wxFLAGS_MEMBER(wxLB_EXTENDED)
+    wxFLAGS_MEMBER(wxLB_HSCROLL)
+    wxFLAGS_MEMBER(wxLB_ALWAYS_SB)
+    wxFLAGS_MEMBER(wxLB_NEEDED_SB)
+    wxFLAGS_MEMBER(wxLB_SORT)
+
+wxEND_FLAGS( wxListBoxStyle )
+
+IMPLEMENT_DYNAMIC_CLASS_XTI(wxListBox, wxControl,"wx/listbox.h")
+
+wxBEGIN_PROPERTIES_TABLE(wxListBox)
+       wxEVENT_PROPERTY( Select , wxEVT_COMMAND_LISTBOX_SELECTED , wxCommandEvent )
+       wxEVENT_PROPERTY( DoubleClick , wxEVT_COMMAND_LISTBOX_DOUBLECLICKED , wxCommandEvent )
+
+    wxPROPERTY( Font , wxFont , SetFont , GetFont  , , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+    wxPROPERTY_COLLECTION( Choices , wxArrayString , wxString , AppendString , GetStrings, 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
+       wxPROPERTY( Selection ,int, SetSelection, GetSelection,, 0 /*flags*/ , wxT("Helpstring") , wxT("group") )
+    wxPROPERTY_FLAGS( WindowStyle , wxListBoxStyle , long , SetWindowStyleFlag , GetWindowStyleFlag , , 0 /*flags*/ , wxT("Helpstring") , wxT("group")) // style
+wxEND_PROPERTIES_TABLE()
+
+wxBEGIN_HANDLERS_TABLE(wxListBox)
+wxEND_HANDLERS_TABLE()
+
+wxCONSTRUCTOR_4( wxListBox , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size ) 
+#else
+IMPLEMENT_DYNAMIC_CLASS(wxListBox, wxControl)
+#endif
+
+/*
+TODO PROPERTIES
+       selection
+       content
+               item
+*/

 
 // ============================================================================
 // list box item declaration and implementation
 
 // ============================================================================
 // list box item declaration and implementation


@@ -97,7 +161,7 @@ bool wxListBox::Create(wxWindow *parent,
                        const wxSize& size,
                        int n, const wxString choices[],
                        long style,
                        const wxSize& size,
                        int n, const wxString choices[],
                        long style,

-                       const wxValidator& validator,
+                       const wxValidator& wxVALIDATOR_PARAM(validator),

                        const wxString& name)
 {
     m_noItems = 0;
                        const wxString& name)
 {
     m_noItems = 0;


@@ -123,8 +187,8 @@ bool wxListBox::Create(wxWindow *parent,
     int height = size.y;
     m_windowStyle = style;
 
     int height = size.y;
     m_windowStyle = style;
 

-    DWORD wstyle = WS_VISIBLE | WS_VSCROLL | WS_TABSTOP |
-                   LBS_NOTIFY | LBS_HASSTRINGS /* | WS_CLIPSIBLINGS */;
+    DWORD wstyle = WS_VISIBLE | WS_CHILD | WS_VSCROLL | WS_TABSTOP |
+                   LBS_NOTIFY | LBS_HASSTRINGS ;

 
     wxASSERT_MSG( !(style & wxLB_MULTIPLE) || !(style & wxLB_EXTENDED),
                   _T("only one of listbox selection modes can be specified") );
 
     wxASSERT_MSG( !(style & wxLB_MULTIPLE) || !(style & wxLB_EXTENDED),
                   _T("only one of listbox selection modes can be specified") );


@@ -147,7 +211,7 @@ bool wxListBox::Create(wxWindow *parent,
     if (m_windowStyle & wxLB_SORT)
         wstyle |= LBS_SORT;
 
     if (m_windowStyle & wxLB_SORT)
         wstyle |= LBS_SORT;
 

-#if wxUSE_OWNER_DRAWN
+#if wxUSE_OWNER_DRAWN && !defined(__WXWINCE__)

     if ( m_windowStyle & wxLB_OWNERDRAW ) {
         // we don't support LBS_OWNERDRAWVARIABLE yet
         wstyle |= LBS_OWNERDRAWFIXED;
     if ( m_windowStyle & wxLB_OWNERDRAW ) {
         // we don't support LBS_OWNERDRAWVARIABLE yet
         wstyle |= LBS_OWNERDRAWFIXED;


@@ -158,32 +222,17 @@ bool wxListBox::Create(wxWindow *parent,
     // doesn't work properly
     wstyle |= LBS_NOINTEGRALHEIGHT;
 
     // doesn't work properly
     wstyle |= LBS_NOINTEGRALHEIGHT;
 

-    bool want3D;
-    WXDWORD exStyle = Determine3DEffects(WS_EX_CLIENTEDGE, &want3D);
-
-    // Even with extended styles, need to combine with WS_BORDER for them to
-    // look right.
-    if ( want3D || wxStyleHasBorder(m_windowStyle) )
-    {
-        wstyle |= WS_BORDER;
-    }
+    WXDWORD exStyle = 0;
+    (void) MSWGetStyle(m_windowStyle, & exStyle) ;

 
     m_hWnd = (WXHWND)::CreateWindowEx(exStyle, wxT("LISTBOX"), NULL,
 
     m_hWnd = (WXHWND)::CreateWindowEx(exStyle, wxT("LISTBOX"), NULL,

-            wstyle | WS_CHILD,
+            wstyle ,

             0, 0, 0, 0,
             (HWND)parent->GetHWND(), (HMENU)m_windowId,
             wxGetInstance(), NULL);
 
     wxCHECK_MSG( m_hWnd, FALSE, wxT("Failed to create listbox") );
 
             0, 0, 0, 0,
             (HWND)parent->GetHWND(), (HMENU)m_windowId,
             wxGetInstance(), NULL);
 
     wxCHECK_MSG( m_hWnd, FALSE, wxT("Failed to create listbox") );
 

-#if wxUSE_CTL3D
-    if (want3D)
-    {
-        Ctl3dSubclassCtl(GetHwnd());
-        m_useCtl3D = TRUE;
-    }
-#endif
-

     // Subclass again to catch messages
     SubclassWin(m_hWnd);
 
     // Subclass again to catch messages
     SubclassWin(m_hWnd);
 


@@ -202,6 +251,20 @@ bool wxListBox::Create(wxWindow *parent,
     return TRUE;
 }
 
     return TRUE;
 }
 

+bool wxListBox::Create(wxWindow *parent,
+                       wxWindowID id,
+                       const wxPoint& pos,
+                       const wxSize& size,
+                       const wxArrayString& choices,
+                       long style,
+                       const wxValidator& validator,
+                       const wxString& name)
+{
+    wxCArrayString chs(choices);
+    return Create(parent, id, pos, size, chs.GetCount(), chs.GetStrings(),
+                  style, validator, name);
+}
+

 wxListBox::~wxListBox()
 {
     Free();
 wxListBox::~wxListBox()
 {
     Free();


@@ -351,7 +414,8 @@ void wxListBox::Free()
 
 void wxListBox::SetSelection(int N, bool select)
 {
 
 void wxListBox::SetSelection(int N, bool select)
 {

-    wxCHECK_RET( N >= 0 && N < m_noItems,
+    wxCHECK_RET( N == wxNOT_FOUND || 
+                    (N >= 0 && N < m_noItems),

                  wxT("invalid index in wxListBox::SetSelection") );
 
     if ( HasMultipleSelection() )
                  wxT("invalid index in wxListBox::SetSelection") );
 
     if ( HasMultipleSelection() )


@@ -471,8 +535,7 @@ wxString wxListBox::GetString(int N) const
 
     // +1 for terminating NUL
     wxString result;
 
     // +1 for terminating NUL
     wxString result;

-    ListBox_GetText(GetHwnd(), N, result.GetWriteBuf(len + 1));
-    result.UngetWriteBuf();
+    ListBox_GetText(GetHwnd(), N, wxStringBuffer(result, len + 1));

 
     return result;
 }
 
     return result;
 }


@@ -600,13 +663,15 @@ void wxListBox::SetHorizontalExtent(const wxString& s)
             oldFont = (HFONT) ::SelectObject(dc, (HFONT) GetFont().GetResourceHandle());
 
         GetTextMetrics(dc, &lpTextMetric);
             oldFont = (HFONT) ::SelectObject(dc, (HFONT) GetFont().GetResourceHandle());
 
         GetTextMetrics(dc, &lpTextMetric);

-        int i;
-        for (i = 0; i < m_noItems; i++)
+
+        // FIXME: buffer overflow!!
+        wxChar buf[1024];
+        for (int i = 0; i < m_noItems; i++)

         {
         {

-            int len = (int)SendMessage(GetHwnd(), LB_GETTEXT, i, (LONG)wxBuffer);
-            wxBuffer[len] = 0;
+            int len = (int)SendMessage(GetHwnd(), LB_GETTEXT, i, (LPARAM)buf);
+            buf[len] = 0;

             SIZE extentXY;
             SIZE extentXY;

-            ::GetTextExtentPoint(dc, (LPTSTR)wxBuffer, len, &extentXY);
+            ::GetTextExtentPoint(dc, buf, len, &extentXY);

             int extentX = (int)(extentXY.cx + lpTextMetric.tmAveCharWidth);
             if (extentX > largestExtent)
                 largestExtent = extentX;
             int extentX = (int)(extentXY.cx + lpTextMetric.tmAveCharWidth);
             if (extentX > largestExtent)
                 largestExtent = extentX;


@@ -675,20 +740,17 @@ bool wxListBox::MSWCommand(WXUINT param, WXWORD WXUNUSED(id))
     wxCommandEvent event(evtType, m_windowId);
     event.SetEventObject( this );
 
     wxCommandEvent event(evtType, m_windowId);
     event.SetEventObject( this );
 

-    wxArrayInt aSelections;
-    int n, count = GetSelections(aSelections);
-    if ( count > 0 )
+    // retrieve the affected item
+    int n = SendMessage(GetHwnd(), LB_GETCARETINDEX, 0, 0);
+    if ( n != LB_ERR )

     {
     {

-        n = aSelections[0];

         if ( HasClientObjectData() )
             event.SetClientObject( GetClientObject(n) );
         else if ( HasClientUntypedData() )
             event.SetClientData( GetClientData(n) );
         if ( HasClientObjectData() )
             event.SetClientObject( GetClientObject(n) );
         else if ( HasClientUntypedData() )
             event.SetClientData( GetClientData(n) );

+

         event.SetString( GetString(n) );
         event.SetString( GetString(n) );

-    }
-    else
-    {
-        n = -1;
+        event.SetExtraLong( HasMultipleSelection() ? IsSelected(n) : TRUE );

     }
 
     event.m_commandInt = n;
     }
 
     event.m_commandInt = n;


@@ -721,7 +783,11 @@ bool wxListBox::MSWOnMeasure(WXMEASUREITEMSTRUCT *item)
 
     MEASUREITEMSTRUCT *pStruct = (MEASUREITEMSTRUCT *)item;
 
 
     MEASUREITEMSTRUCT *pStruct = (MEASUREITEMSTRUCT *)item;
 

+#ifdef __WXWINCE__
+    HDC hdc = GetDC(NULL);
+#else

     HDC hdc = CreateIC(wxT("DISPLAY"), NULL, NULL, 0);
     HDC hdc = CreateIC(wxT("DISPLAY"), NULL, NULL, 0);

+#endif

 
     wxDC dc;
     dc.SetHDC((WXHDC)hdc);
 
     wxDC dc;
     dc.SetHDC((WXHDC)hdc);