Fixed a void* to wxObject* conversion error in a return causing compile break across...

[wxWidgets.git] / samples / caret / caret.cpp

diff --git a/samples/caret/caret.cpp b/samples/caret/caret.cpp
index 00df1d0b0dfc93c437f2d19a23d82c61dc7c7c02..5e41c55f79f487e1f6363b487371cf8ffbad0ddc 100644 (file)
--- a/samples/caret/caret.cpp
+++ b/samples/caret/caret.cpp
@@ -9,18 +9,6 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-// ============================================================================
-// declarations
-// ============================================================================
-
-// ----------------------------------------------------------------------------
-// headers
-// ----------------------------------------------------------------------------
-#ifdef __GNUG__
-    #pragma implementation "caret.cpp"
-    #pragma interface "caret.cpp"
-#endif
-
 // For compilers that support precompilation, includes "wx/wx.h".
 #include <wx/wxprec.h>
 
@@ -87,7 +75,7 @@ public:
     MyCanvas( wxWindow *parent );
     ~MyCanvas();
 
-    char& CharAt(int x, int y) { return *(m_text + x + m_xChars * y); }
+    wxChar& CharAt(int x, int y) { return *(m_text + x + m_xChars * y); }
 
     // caret movement
     void Home() { m_xCaret = 0; }
@@ -105,7 +93,6 @@ public:
     void OnChar( wxKeyEvent &event );
 
 private:
-    wxCaret  m_caret;
     wxFont   m_font;
 
     // the margin around the text (looks nicer)
@@ -121,7 +108,7 @@ private:
     int      m_xChars, m_yChars;
 
     // the text
-    char    *m_text;
+    wxChar  *m_text;
 
     DECLARE_DYNAMIC_CLASS(MyCanvas)
     DECLARE_EVENT_TABLE()
@@ -265,6 +252,8 @@ MyCanvas::MyCanvas( wxWindow *parent )
                             wxDefaultPosition, wxDefaultSize,
                             wxSUNKEN_BORDER )
 {
+    m_text = (wxChar *)NULL;
+
     SetBackgroundColour(* wxWHITE);
 
     m_font = *wxNORMAL_FONT;
@@ -274,16 +263,15 @@ MyCanvas::MyCanvas( wxWindow *parent )
     m_heightChar = dc.GetCharHeight();
     m_widthChar = dc.GetCharWidth();
 
-    m_caret.Create( this, m_widthChar, m_heightChar );
+    wxCaret *caret = new wxCaret(this, m_widthChar, m_heightChar);
+    SetCaret(caret);
 
     m_xCaret = m_yCaret =
     m_xChars = m_yChars = 0;
 
     m_xMargin = m_yMargin = 5;
-    m_caret.Move(m_xMargin, m_yMargin);
-    m_caret.Show();
-
-    m_text = (char *)NULL;
+    caret->Move(m_xMargin, m_yMargin);
+    caret->Show();
 }
 
 MyCanvas::~MyCanvas()
@@ -301,12 +289,17 @@ void MyCanvas::OnSize( wxSizeEvent &event )
         m_yChars = 1;
 
     free(m_text);
-    m_text = (char *)calloc(m_xChars * m_yChars, sizeof(char));
+    m_text = (wxChar *)calloc(m_xChars * m_yChars, sizeof(wxChar));
 
-    wxString msg;
-    msg.Printf("Panel size is (%d, %d)", m_xChars, m_yChars);
+    wxFrame *frame = wxDynamicCast(GetParent(), wxFrame);
 
-    ((wxFrame *)GetParent())->SetStatusText(msg, 1);
+    if ( frame && frame->GetStatusBar() )
+    {
+        wxString msg;
+        msg.Printf(_T("Panel size is (%d, %d)"), m_xChars, m_yChars);
+
+        frame->SetStatusText(msg, 1);
+    }
 
     event.Skip();
 }
@@ -324,9 +317,9 @@ void MyCanvas::OnPaint( wxPaintEvent &WXUNUSED(event) )
 
         for ( int x = 0; x < m_xChars; x++ )
         {
-            char ch = CharAt(x, y);
+            wxChar ch = CharAt(x, y);
             if ( !ch )
-                ch = ' ';
+                ch = _T(' ');
             line += ch;
         }
 
@@ -368,9 +361,9 @@ void MyCanvas::OnChar( wxKeyEvent &event )
             break;
 
         default:
-            if ( isprint(event.KeyCode()) )
+            if ( wxIsprint(event.KeyCode()) )
             {
-                CharAt(m_xCaret, m_yCaret) = (char)event.KeyCode();
+                CharAt(m_xCaret, m_yCaret) = (wxChar)event.KeyCode();
                 NextChar();
             }
             else
@@ -380,10 +373,10 @@ void MyCanvas::OnChar( wxKeyEvent &event )
             }
     }
 
-    wxLogStatus("Caret is at (%d, %d)", m_xCaret, m_yCaret);
+    wxLogStatus(_T("Caret is at (%d, %d)"), m_xCaret, m_yCaret);
 
-    m_caret.Move(m_xMargin + m_xCaret * m_widthChar,
-                 m_yMargin + m_yCaret * m_heightChar);
+    GetCaret()->Move(m_xMargin + m_xCaret * m_widthChar,
+                     m_yMargin + m_yCaret * m_heightChar);
 
     Refresh();
 }