ANSI mode compilation fix

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

diff --git a/src/msw/textctrl.cpp b/src/msw/textctrl.cpp
index fc8676db3f4ba360996517e255a12e2d55cc1740..780b1f89e7fec2c27812e629b035d85a036a9027 100644 (file)
--- a/src/msw/textctrl.cpp
+++ b/src/msw/textctrl.cpp
@@ -248,6 +248,7 @@ IMPLEMENT_DYNAMIC_CLASS(wxTextCtrl, wxTextCtrlBase)
 
 BEGIN_EVENT_TABLE(wxTextCtrl, wxTextCtrlBase)
     EVT_CHAR(wxTextCtrl::OnChar)
+    EVT_KEY_DOWN(wxTextCtrl::OnKeyDown)
     EVT_DROP_FILES(wxTextCtrl::OnDropFiles)
 
 #if wxUSE_RICHEDIT
@@ -784,10 +785,12 @@ wxString wxTextCtrl::GetRange(long from, long to) const
                    encoding = font.GetEncoding();
                 }
 
+#if wxUSE_INTL
                 if ( encoding == wxFONTENCODING_SYSTEM )
                 {
                     encoding = wxLocale::GetSystemEncoding();
                 }
+#endif // wxUSE_INTL
 
                 if ( encoding == wxFONTENCODING_SYSTEM )
                 {
@@ -974,6 +977,9 @@ wxTextCtrl::StreamIn(const wxString& value,
 
     const size_t len = conv.MB2WC(NULL, value.mb_str(), value.length());
 
+    if (len == wxCONV_FAILED)
+        return false;
+
 #if wxUSE_WCHAR_T
     wxWCharBuffer wchBuf(len);
     wchar_t *wpc = wchBuf.data();
@@ -1066,7 +1072,8 @@ wxTextCtrl::StreamOut(wxFontEncoding encoding, bool selectionOnly) const
         // conversion but what else can we do)
         wxCSConv conv(encoding);
         size_t lenNeeded = conv.WC2MB(NULL, wchBuf, 0);
-        if ( lenNeeded++ )
+
+        if ( lenNeeded != wxCONV_FAILED && lenNeeded++ )
         {
             conv.WC2MB(wxStringBuffer(out, lenNeeded), wchBuf, lenNeeded);
         }
@@ -1299,6 +1306,13 @@ void wxTextCtrl::DoSetSelection(long from, long to, int flags)
 #if wxUSE_RICHEDIT
     if ( IsRich() )
     {
+        // if from and to are both -1, it means (in wxWidgets) that all text
+        // should be selected, translate this into Windows convention
+        if ( (from == -1) && (to == -1) )
+        {
+            from = 0;
+        }
+
         CHARRANGE range;
         range.cpMin = from;
         range.cpMax = to;
@@ -1307,7 +1321,7 @@ void wxTextCtrl::DoSetSelection(long from, long to, int flags)
     else
 #endif // wxUSE_RICHEDIT
     {
-        ::SendMessage(hWnd, EM_SETSEL, from, to);
+        wxTextEntry::DoSetSelection(from, to, flags);
     }
 
     if ( (flags & SetSel_Scroll) && !IsFrozen() )
@@ -1833,6 +1847,35 @@ void wxTextCtrl::OnChar(wxKeyEvent& event)
     event.Skip();
 }
 
+void wxTextCtrl::OnKeyDown(wxKeyEvent& event)
+{
+    // richedit control doesn't send WM_PASTE, WM_CUT and WM_COPY messages
+    // when Ctrl-V, X or C is pressed and this prevents wxClipboardTextEvent
+    // from working. So we work around it by intercepting these shortcuts
+    // ourselves and emitting clipboard events (which richedit will handle,
+    // so everything works as before, including pasting of rich text):
+    if ( event.GetModifiers() == wxMOD_CONTROL && IsRich() )
+    {
+        switch ( event.GetKeyCode() )
+        {
+            case 'C':
+                Copy();
+                return;
+            case 'X':
+                Cut();
+                return;
+            case 'V':
+                Paste();
+                return;
+            default:
+                break;
+        }
+    }
+
+    // no, we didn't process it
+    event.Skip();
+}
+
 WXLRESULT wxTextCtrl::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
 {
     WXLRESULT lRc = wxTextCtrlBase::MSWWindowProc(nMsg, wParam, lParam);
@@ -1877,13 +1920,6 @@ WXLRESULT wxTextCtrl::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lPara
                 }
             }
             break;
-
-        case WM_CUT:
-        case WM_COPY:
-        case WM_PASTE:
-            if ( HandleClipboardEvent(nMsg) )
-                lRc = 0;
-            break;
     }
 
     return lRc;
@@ -1928,17 +1964,6 @@ bool wxTextCtrl::MSWCommand(WXUINT param, WXWORD WXUNUSED(id))
 {
     switch ( param )
     {
-        case EN_SETFOCUS:
-        case EN_KILLFOCUS:
-            {
-                wxFocusEvent event(param == EN_KILLFOCUS ? wxEVT_KILL_FOCUS
-                                                         : wxEVT_SET_FOCUS,
-                                   m_windowId);
-                event.SetEventObject(this);
-                HandleWindowEvent(event);
-            }
-            break;
-
         case EN_CHANGE:
             SendUpdateEvent();
             break;
@@ -1954,7 +1979,9 @@ bool wxTextCtrl::MSWCommand(WXUINT param, WXWORD WXUNUSED(id))
             }
             break;
 
-            // the other edit notification messages are not processed
+            // the other edit notification messages are not processed (or, in
+            // the case of EN_{SET/KILL}FOCUS were already handled at WM_SET/
+            // KILLFOCUS level)
         default:
             return false;
     }
@@ -2067,15 +2094,12 @@ void wxTextCtrl::OnRedo(wxCommandEvent& WXUNUSED(event))
 
 void wxTextCtrl::OnDelete(wxCommandEvent& WXUNUSED(event))
 {
-    long from, to;
-    GetSelection(& from, & to);
-    if (from != -1 && to != -1)
-        Remove(from, to);
+    RemoveSelection();
 }
 
 void wxTextCtrl::OnSelectAll(wxCommandEvent& WXUNUSED(event))
 {
-    SetSelection(-1, -1);
+    SelectAll();
 }
 
 void wxTextCtrl::OnUpdateCut(wxUpdateUIEvent& event)
@@ -2105,14 +2129,12 @@ void wxTextCtrl::OnUpdateRedo(wxUpdateUIEvent& event)
 
 void wxTextCtrl::OnUpdateDelete(wxUpdateUIEvent& event)
 {
-    long from, to;
-    GetSelection(& from, & to);
-    event.Enable(from != -1 && to != -1 && from != to && IsEditable()) ;
+    event.Enable( HasSelection() && IsEditable() );
 }
 
 void wxTextCtrl::OnUpdateSelectAll(wxUpdateUIEvent& event)
 {
-    event.Enable(GetLastPosition() > 0);
+    event.Enable( !IsEmpty() );
 }
 
 void wxTextCtrl::OnContextMenu(wxContextMenuEvent& event)
@@ -2141,13 +2163,15 @@ void wxTextCtrl::OnContextMenu(wxContextMenuEvent& event)
     event.Skip();
 }
 
-void wxTextCtrl::OnSetFocus(wxFocusEvent& WXUNUSED(event))
+void wxTextCtrl::OnSetFocus(wxFocusEvent& event)
 {
     // be sure the caret remains invisible if the user had hidden it
     if ( !m_isNativeCaretShown )
     {
         ::HideCaret(GetHwnd());
     }
+
+    event.Skip();
 }
 
 // ----------------------------------------------------------------------------