fixes for new lib dirs for wxMSW

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

diff --git a/src/msw/choice.cpp b/src/msw/choice.cpp
index 86bf29fc1e0a86a54f7e19fcd70ed38ef9d0a3bb..3389cf37072aa11509ca080df8a6fd10fe904c0f 100644 (file)
--- a/src/msw/choice.cpp
+++ b/src/msw/choice.cpp
@@ -5,8 +5,8 @@
 // Modified by: Vadim Zeitlin to derive from wxChoiceBase
 // Created:     04/01/98
 // RCS-ID:      $Id$
 // Modified by: Vadim Zeitlin to derive from wxChoiceBase
 // Created:     04/01/98
 // RCS-ID:      $Id$

-// Copyright:   (c) Julian Smart and Markus Holzem
-// Licence:     wxWindows license
+// Copyright:   (c) Julian Smart
+// Licence:     wxWindows licence

 /////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================
 /////////////////////////////////////////////////////////////////////////////
 
 // ============================================================================


@@ -17,7 +17,7 @@
 // headers
 // ----------------------------------------------------------------------------
 
 // headers
 // ----------------------------------------------------------------------------
 

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

     #pragma implementation "choice.h"
 #endif
 
     #pragma implementation "choice.h"
 #endif
 


@@ -28,17 +28,41 @@
     #pragma hdrstop
 #endif
 
     #pragma hdrstop
 #endif
 

+#if wxUSE_CHOICE
+

 #ifndef WX_PRECOMP
     #include "wx/choice.h"
     #include "wx/utils.h"
     #include "wx/log.h"
 #ifndef WX_PRECOMP
     #include "wx/choice.h"
     #include "wx/utils.h"
     #include "wx/log.h"

+    #include "wx/brush.h"
+    #include "wx/settings.h"

 #endif
 
 #include "wx/msw/private.h"
 
 #endif
 
 #include "wx/msw/private.h"
 

-#if !USE_SHARED_LIBRARY
-    IMPLEMENT_DYNAMIC_CLASS(wxChoice, wxControl)
+#if wxUSE_EXTENDED_RTTI
+IMPLEMENT_DYNAMIC_CLASS_XTI(wxChoice, wxControl,"wx/checkbox.h")
+
+WX_BEGIN_PROPERTIES_TABLE(wxChoice)
+    // TODO DELEGATES
+       WX_PROPERTY( Font , wxFont , SetFont , GetFont  , , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+    WX_PROPERTY_COLLECTION( Choices , wxArrayString , wxString , AppendString , GetStrings , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+       WX_PROPERTY( Selection ,int, SetSelection, GetSelection, , 0 /*flags*/ , wxT("Helpstring") , wxT("group"))
+WX_END_PROPERTIES_TABLE()
+
+WX_BEGIN_HANDLERS_TABLE(wxChoice)
+WX_END_HANDLERS_TABLE()
+
+WX_CONSTRUCTOR_4( wxChoice , wxWindow* , Parent , wxWindowID , Id , wxPoint , Position , wxSize , Size ) 
+#else
+IMPLEMENT_DYNAMIC_CLASS(wxChoice, wxControl)

 #endif
 #endif

+/*
+       TODO PROPERTIES
+               selection (long)
+               content (list)
+                       item
+*/

 
 // ============================================================================
 // implementation
 
 // ============================================================================
 // implementation


@@ -60,21 +84,29 @@ bool wxChoice::Create(wxWindow *parent,
     if ( !CreateControl(parent, id, pos, size, style, validator, name) )
         return FALSE;
 
     if ( !CreateControl(parent, id, pos, size, style, validator, name) )
         return FALSE;
 

-    long msStyle = WS_CHILD | CBS_DROPDOWNLIST | WS_TABSTOP | WS_VISIBLE | WS_HSCROLL | WS_VSCROLL;
+    long msStyle = WS_CHILD | CBS_DROPDOWNLIST | WS_TABSTOP | WS_VISIBLE | WS_HSCROLL | WS_VSCROLL /* | WS_CLIPSIBLINGS */;

     if ( style & wxCB_SORT )
         msStyle |= CBS_SORT;
 
     if ( style & wxCB_SORT )
         msStyle |= CBS_SORT;
 

-    // the experience shows that wxChoice vs. wxComboBox distinction confuses
+    if ( style & wxCLIP_SIBLINGS )
+        msStyle |= WS_CLIPSIBLINGS;
+
+
+    // Experience shows that wxChoice vs. wxComboBox distinction confuses

     // quite a few people - try to help them
     wxASSERT_MSG( !(style & wxCB_DROPDOWN) &&
                   !(style & wxCB_READONLY) &&
                   !(style & wxCB_SIMPLE),
     // quite a few people - try to help them
     wxASSERT_MSG( !(style & wxCB_DROPDOWN) &&
                   !(style & wxCB_READONLY) &&
                   !(style & wxCB_SIMPLE),

-                  _T("this style flag is ignored by wxChoice, you "
-                     "probably want to use a wxComboBox") );
+                  _T("this style flag is ignored by wxChoice, you ")
+                  _T("probably want to use a wxComboBox") );

 
 

-    if ( !MSWCreateControl(_T("COMBOBOX"), msStyle) )
+    if ( !MSWCreateControl(wxT("COMBOBOX"), msStyle) )

         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));
+

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


@@ -85,6 +117,11 @@ bool wxChoice::Create(wxWindow *parent,
     return TRUE;
 }
 
     return TRUE;
 }
 

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

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


@@ -94,7 +131,21 @@ int wxChoice::DoAppend(const wxString& item)
     int n = (int)SendMessage(GetHwnd(), CB_ADDSTRING, 0, (LONG)item.c_str());
     if ( n == CB_ERR )
     {
     int n = (int)SendMessage(GetHwnd(), CB_ADDSTRING, 0, (LONG)item.c_str());
     if ( n == CB_ERR )
     {

-        wxLogLastError("SendMessage(CB_ADDSTRING)");
+        wxLogLastError(wxT("SendMessage(CB_ADDSTRING)"));
+    }
+
+    return n;
+}
+
+int wxChoice::DoInsert(const wxString& item, 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"));
+
+    int n = (int)SendMessage(GetHwnd(), CB_INSERTSTRING, pos, (LONG)item.c_str());
+    if ( n == CB_ERR )
+    {
+        wxLogLastError(wxT("SendMessage(CB_INSERTSTRING)"));

     }
 
     return n;
     }
 
     return n;


@@ -102,16 +153,35 @@ int wxChoice::DoAppend(const wxString& item)
 
 void wxChoice::Delete(int n)
 {
 
 void wxChoice::Delete(int n)
 {

-    wxCHECK_RET( n < GetCount(), _T("invalid item index in wxChoice::Delete") );
+    wxCHECK_RET( n < GetCount(), wxT("invalid item index in wxChoice::Delete") );
+
+    if ( HasClientObjectData() )
+    {
+        delete GetClientObject(n);
+    }

 
     SendMessage(GetHwnd(), CB_DELETESTRING, n, 0);
 }
 
 void wxChoice::Clear()
 {
 
     SendMessage(GetHwnd(), CB_DELETESTRING, n, 0);
 }
 
 void wxChoice::Clear()
 {

+    Free();
+

     SendMessage(GetHwnd(), CB_RESETCONTENT, 0, 0);
 }
 
     SendMessage(GetHwnd(), CB_RESETCONTENT, 0, 0);
 }
 

+void wxChoice::Free()
+{
+    if ( HasClientObjectData() )
+    {
+        size_t count = GetCount();
+        for ( size_t n = 0; n < count; n++ )
+        {
+            delete GetClientObject(n);
+        }
+    }
+}
+

 // ----------------------------------------------------------------------------
 // selection
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // selection
 // ----------------------------------------------------------------------------


@@ -157,16 +227,52 @@ int wxChoice::FindString(const wxString& s) const
 #endif // Watcom/!Watcom
 }
 
 #endif // Watcom/!Watcom
 }
 

+void wxChoice::SetString(int n, const wxString& s)
+{
+    wxCHECK_RET( n >= 0 && n < GetCount(),
+                 wxT("invalid item index in wxChoice::SetString") );
+
+    // we have to delete and add back the string as there is no way to change a
+    // string in place
+
+    // we need to preserve the client data
+    void *data;
+    if ( m_clientDataItemsType != wxClientData_None )
+    {
+        data = DoGetItemClientData(n);
+    }
+    else // no client data
+    {
+        data = NULL;
+    }
+
+    ::SendMessage(GetHwnd(), CB_DELETESTRING, n, 0);
+    ::SendMessage(GetHwnd(), CB_INSERTSTRING, n, (LPARAM)s.c_str() );
+
+    if ( data )
+    {
+        DoSetItemClientData(n, data);
+    }
+    //else: it's already NULL by default
+}
+

 wxString wxChoice::GetString(int n) const
 {
 wxString wxChoice::GetString(int n) const
 {

-    size_t len = (size_t)::SendMessage(GetHwnd(), CB_GETLBTEXTLEN, n, 0);
-    wxString str = "";
-    if (len) {
-        if ( ::SendMessage(GetHwnd(), CB_GETLBTEXT, n,
-                           (LPARAM)str.GetWriteBuf(len)) == CB_ERR ) {
-            wxLogLastError("SendMessage(CB_GETLBTEXT)");
+    int len = (int)::SendMessage(GetHwnd(), CB_GETLBTEXTLEN, n, 0);
+
+    wxString str;
+    if ( len != CB_ERR && len > 0 )
+    {
+        if ( ::SendMessage
+               (
+                GetHwnd(),
+                CB_GETLBTEXT,
+                n,
+                (LPARAM)(wxChar *)wxStringBuffer(str, len)
+               ) == CB_ERR )
+        {
+            wxLogLastError(wxT("SendMessage(CB_GETLBTEXT)"));

         }
         }

-        str.UngetWriteBuf();

     }
 
     return str;
     }
 
     return str;


@@ -176,44 +282,63 @@ wxString wxChoice::GetString(int n) const
 // client data
 // ----------------------------------------------------------------------------
 
 // client data
 // ----------------------------------------------------------------------------
 

-void wxChoice::DoSetClientData( int n, void* clientData )
+void wxChoice::DoSetItemClientData( int n, void* clientData )

 {
 {

-    if ( SendMessage(GetHwnd(), CB_SETITEMDATA, n, (LPARAM)clientData) == CB_ERR )
+    if ( ::SendMessage(GetHwnd(), CB_SETITEMDATA,
+                       n, (LPARAM)clientData) == CB_ERR )

     {
     {

-        wxLogLastError(_T("CB_SETITEMDATA"));
+        wxLogLastError(wxT("CB_SETITEMDATA"));

     }
 }
 
     }
 }
 

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

 {
     LPARAM rc = SendMessage(GetHwnd(), CB_GETITEMDATA, n, 0);
     if ( rc == CB_ERR )
     {
 {
     LPARAM rc = SendMessage(GetHwnd(), CB_GETITEMDATA, n, 0);
     if ( rc == CB_ERR )
     {

-        wxLogLastError(_T("CB_GETITEMDATA"));
+        wxLogLastError(wxT("CB_GETITEMDATA"));

 
         // unfortunately, there is no way to return an error code to the user
 
         // unfortunately, there is no way to return an error code to the user

-       rc = (LPARAM) NULL;
+        rc = (LPARAM) NULL;

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

-void wxChoice::DoSetClientObject( int n, wxClientData* clientData )
+void wxChoice::DoSetItemClientObject( int n, wxClientData* clientData )

 {
 {

-    DoSetClientData(n, clientData);
+    DoSetItemClientData(n, clientData);

 }
 
 }
 

-wxClientData* wxChoice::DoGetClientObject( int n ) const
+wxClientData* wxChoice::DoGetItemClientObject( int n ) const

 {
 {

-    return (wxClientData *)DoGetClientData(n);
+    return (wxClientData *)DoGetItemClientData(n);

 }
 
 // ----------------------------------------------------------------------------
 // wxMSW specific helpers
 // ----------------------------------------------------------------------------
 
 }
 
 // ----------------------------------------------------------------------------
 // wxMSW specific helpers
 // ----------------------------------------------------------------------------
 

+void wxChoice::DoMoveWindow(int x, int y, int width, int height)
+{
+    // here is why this is necessary: if the width is negative, the combobox
+    // window proc makes the window of the size width*height instead of
+    // interpreting height in the usual manner (meaning the height of the drop
+    // down list - usually the height specified in the call to MoveWindow()
+    // will not change the height of combo box per se)
+    //
+    // this behaviour is not documented anywhere, but this is just how it is
+    // here (NT 4.4) and, anyhow, the check shouldn't hurt - however without
+    // the check, constraints/sizers using combos may break the height
+    // constraint will have not at all the same value as expected
+    if ( width < 0 )
+        return;
+
+    wxControl::DoMoveWindow(x, y, width, height);
+}
+

 void wxChoice::DoSetSize(int x, int y,
 void wxChoice::DoSetSize(int x, int y,

-                         int width, int height,
+                         int width, int WXUNUSED(height),

                          int sizeFlags)
 {
     // Ignore height parameter because height doesn't mean 'initially
                          int sizeFlags)
 {
     // Ignore height parameter because height doesn't mean 'initially


@@ -221,10 +346,11 @@ void wxChoice::DoSetSize(int x, int y,
     // wxWindows interpretation is different; also, getting the size returns
     // the _displayed_ size (NOT the drop down menu size) so
     // setting-getting-setting size would not work.
     // wxWindows interpretation is different; also, getting the size returns
     // the _displayed_ size (NOT the drop down menu size) so
     // setting-getting-setting size would not work.

+

     wxControl::DoSetSize(x, y, width, -1, sizeFlags);
 }
 
     wxControl::DoSetSize(x, y, width, -1, sizeFlags);
 }
 

-wxSize wxChoice::DoGetBestSize()
+wxSize wxChoice::DoGetBestSize() const

 {
     // find the widest string
     int wLine;
 {
     // find the widest string
     int wLine;


@@ -283,12 +409,41 @@ bool wxChoice::MSWCommand(WXUINT param, WXWORD WXUNUSED(id))
         return FALSE;
     }
 
         return FALSE;
     }
 

-    wxCommandEvent event(wxEVT_COMMAND_CHOICE_SELECTED, m_windowId);
-    event.SetInt(GetSelection());
-    event.SetEventObject(this);
-    event.SetString(GetStringSelection());
-    ProcessCommand(event);
+    int n = GetSelection();
+    if (n > -1)
+    {
+        wxCommandEvent event(wxEVT_COMMAND_CHOICE_SELECTED, m_windowId);
+        event.SetInt(n);
+        event.SetEventObject(this);
+        event.SetString(GetStringSelection());
+        if ( HasClientObjectData() )
+            event.SetClientObject( GetClientObject(n) );
+        else if ( HasClientUntypedData() )
+            event.SetClientData( GetClientData(n) );
+        ProcessCommand(event);
+    }

 
     return TRUE;
 }
 
 
     return TRUE;
 }
 

+WXHBRUSH wxChoice::OnCtlColor(WXHDC pDC, WXHWND WXUNUSED(pWnd), WXUINT WXUNUSED(nCtlColor),
+                               WXUINT WXUNUSED(message),
+                               WXWPARAM WXUNUSED(wParam),
+                               WXLPARAM WXUNUSED(lParam)
+     )
+{
+    HDC hdc = (HDC)pDC;
+    wxColour colBack = GetBackgroundColour();
+
+    if (!IsEnabled())
+        colBack = wxSystemSettings::GetColour(wxSYS_COLOUR_3DFACE);
+
+    ::SetBkColor(hdc, wxColourToRGB(colBack));
+    ::SetTextColor(hdc, wxColourToRGB(GetForegroundColour()));
+
+    wxBrush *brush = wxTheBrushList->FindOrCreateBrush(colBack, wxSOLID);
+
+    return (WXHBRUSH)brush->GetResourceHandle();
+}
+
+#endif // wxUSE_CHOICE