wxCaret MSW bug fixes

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

diff --git a/src/msw/control.cpp b/src/msw/control.cpp
index bcbd6f38ff73f5a7c6bb85292e62a746d437cd49..6788e0ceb7385381535f08bc84d97ae8ea5fab22 100644 (file)
--- a/src/msw/control.cpp
+++ b/src/msw/control.cpp
@@ -6,7 +6,7 @@
 // Created:     01/02/97
 // RCS-ID:      $Id$
 // Copyright:   (c) Julian Smart and Markus Holzem
 // Created:     01/02/97
 // RCS-ID:      $Id$
 // Copyright:   (c) Julian Smart and Markus Holzem

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

 /////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__
 /////////////////////////////////////////////////////////////////////////////
 
 #ifdef __GNUG__


@@ -34,298 +34,154 @@
 #include <commctrl.h>
 #endif
 
 #include <commctrl.h>
 #endif
 

-#ifdef GetCharWidth
-#undef GetCharWidth
-#undef GetWindowProc
-#endif
-

 #if !USE_SHARED_LIBRARY
 IMPLEMENT_ABSTRACT_CLASS(wxControl, wxWindow)
 
 BEGIN_EVENT_TABLE(wxControl, wxWindow)
 #if !USE_SHARED_LIBRARY
 IMPLEMENT_ABSTRACT_CLASS(wxControl, wxWindow)
 
 BEGIN_EVENT_TABLE(wxControl, wxWindow)

-       EVT_ERASE_BACKGROUND(wxControl::OnEraseBackground)
+    EVT_ERASE_BACKGROUND(wxControl::OnEraseBackground)

 END_EVENT_TABLE()
 #endif
 
 // Item members
 END_EVENT_TABLE()
 #endif
 
 // Item members

-wxControl::wxControl(void)
+wxControl::wxControl()

 {
   m_backgroundColour = *wxWHITE;
   m_foregroundColour = *wxBLACK;
 {
   m_backgroundColour = *wxWHITE;
   m_foregroundColour = *wxBLACK;

+
+#if WXWIN_COMPATIBILITY

   m_callback = 0;
   m_callback = 0;

-//  m_windowCursor = wxNullCursor; // To avoid the standard cursor being used
+#endif // WXWIN_COMPATIBILITY

 }
 
 }
 

-wxControl::~wxControl(void)
+wxControl::~wxControl()

 {
 {

-  m_isBeingDeleted = TRUE;
-
-  // If we delete an item, we should initialize the parent panel,
-  // because it could now be invalid.
-  wxWindow *parent = (wxWindow *)GetParent();
-  if (parent)
-  {
-    if (parent->GetDefaultItem() == (wxButton*) this)
-        parent->SetDefaultItem(NULL);
-  }
-}
+    m_isBeingDeleted = TRUE;

 
 

-void wxControl::SetLabel(const wxString& label)
-{
-  if (GetHWND())
-    SetWindowText((HWND) GetHWND(), (const char *)label);
+    // If we delete an item, we should initialize the parent panel,
+    // because it could now be invalid.
+    wxWindow *parent = (wxWindow *)GetParent();
+    if (parent)
+    {
+        if (parent->GetDefaultItem() == (wxButton*) this)
+            parent->SetDefaultItem(NULL);
+    }

 }
 
 }
 

-wxString wxControl::GetLabel(void) const
+bool wxControl::ProcessCommand(wxCommandEvent& event)

 {
 {

-    wxBuffer[0] = 0;
-    if (GetHWND())
+#if WXWIN_COMPATIBILITY
+    if ( m_callback )

     {
     {

-        int len = GetWindowText((HWND)GetHWND(), wxBuffer, 256);
-        wxBuffer[len] = 0;
+        (void)(*m_callback)(this, event);
+
+        return TRUE;

     }
     }

+    else
+#endif // WXWIN_COMPATIBILITY

 
 

-  return wxString(wxBuffer);
+    return GetEventHandler()->ProcessEvent(event);

 }
 
 }
 

-// Call this repeatedly for several wnds to find the overall size
-// of the widget.
-// Call it initially with -1 for all values in rect.
-// Keep calling for other widgets, and rect will be modified
-// to calculate largest bounding rectangle.
-void wxFindMaxSize(WXHWND wnd, RECT *rect)
+#ifdef __WIN95__
+bool wxControl::MSWOnNotify(int idCtrl,
+                            WXLPARAM lParam,
+                            WXLPARAM* result)

 {
 {

-  int left = rect->left;
-  int right = rect->right;
-  int top = rect->top;
-  int bottom = rect->bottom;
+    wxCommandEvent event(wxEVT_NULL, m_windowId);
+    wxEventType eventType = wxEVT_NULL;
+    NMHDR *hdr1 = (NMHDR*) lParam;
+    switch ( hdr1->code )
+    {
+        case NM_CLICK:
+            eventType = wxEVT_COMMAND_LEFT_CLICK;
+            break;

 
 

-  GetWindowRect((HWND) wnd, rect);
+        case NM_DBLCLK:
+            eventType = wxEVT_COMMAND_LEFT_DCLICK;
+            break;

 
 

-  if (left < 0)
-    return;
+        case NM_RCLICK:
+            eventType = wxEVT_COMMAND_RIGHT_CLICK;
+            break;

 
 

-  if (left < rect->left)
-    rect->left = left;
+        case NM_RDBLCLK:
+            eventType = wxEVT_COMMAND_RIGHT_DCLICK;
+            break;

 
 

-  if (right > rect->right)
-    rect->right = right;
+        case NM_SETFOCUS:
+            eventType = wxEVT_COMMAND_SET_FOCUS;
+            break;

 
 

-  if (top < rect->top)
-    rect->top = top;
+        case NM_KILLFOCUS:
+            eventType = wxEVT_COMMAND_KILL_FOCUS;
+            break;

 
 

-  if (bottom > rect->bottom)
-    rect->bottom = bottom;
+        case NM_RETURN:
+            eventType = wxEVT_COMMAND_ENTER;
+            break;

 
 

-}
-
-/*
-// Not currently used
-void wxConvertDialogToPixels(wxWindow *control, int *x, int *y)
-{
-  if (control->m_windowParent && control->m_windowParent->is_dialog)
-  {
-    DWORD word = GetDialogBaseUnits();
-    int xs = LOWORD(word);
-    int ys = HIWORD(word);
-    *x = (int)(*x * xs/4);
-    *y = (int)(*y * ys/8);
-  }
-  else
-  {
-    *x = *x;
-    *y = *y;
-  }
-}
-*/
-
-void wxControl::MSWOnMouseMove(int x, int y, WXUINT flags)
-{
-/*
-  // Trouble with this is that it sets the cursor for controls too :-(
-  if (m_windowCursor.Ok() && !wxIsBusy())
-    ::SetCursor(m_windowCursor.GetHCURSOR());
-*/
-
-  if (!m_mouseInWindow)
-  {
-    // Generate an ENTER event
-    m_mouseInWindow = TRUE;
-    MSWOnMouseEnter(x, y, flags);
-  }
-
-  wxMouseEvent event(wxEVT_MOTION);
-
-  event.m_x = x; event.m_y = y;
-  event.m_shiftDown = ((flags & MK_SHIFT) != 0);
-  event.m_controlDown = ((flags & MK_CONTROL) != 0);
-  event.m_leftDown = ((flags & MK_LBUTTON) != 0);
-  event.m_middleDown = ((flags & MK_MBUTTON) != 0);
-  event.m_rightDown = ((flags & MK_RBUTTON) != 0);
-  event.SetTimestamp(wxApp::sm_lastMessageTime);
-  event.SetEventObject( this );
-
-  // Window gets a click down message followed by a mouse move
-  // message even if position isn't changed!  We want to discard
-  // the trailing move event if x and y are the same.
-  if ((m_lastEvent == wxEVT_RIGHT_DOWN || m_lastEvent == wxEVT_LEFT_DOWN ||
-       m_lastEvent == wxEVT_MIDDLE_DOWN) &&
-      (m_lastXPos == event.GetX() && m_lastYPos == event.GetY()))
-  {
-    m_lastXPos = event.GetX(); m_lastYPos = event.GetY();
-    m_lastEvent = wxEVT_MOTION;
-    return;
-  }
-
-  m_lastEvent = wxEVT_MOTION;
-  m_lastXPos = event.GetX(); m_lastYPos = event.GetY();
-
-  if (!GetEventHandler()->ProcessEvent(event))
-    Default();
-}
-
-bool wxControl::MSWNotify(WXWPARAM wParam, WXLPARAM lParam,
-                          WXLPARAM* result)
-{
-#if defined(__WIN95__)
-       wxCommandEvent event(wxEVT_NULL, m_windowId);
-       wxEventType eventType = wxEVT_NULL;
-       NMHDR *hdr1 = (NMHDR*) lParam;
-       switch ( hdr1->code )
-       {
-               case NM_CLICK:
-               {
-                       eventType = wxEVT_COMMAND_LEFT_CLICK;
-                       break;
-               }
-               case NM_DBLCLK:
-               {
-                       eventType = wxEVT_COMMAND_LEFT_DCLICK;
-                       break;
-               }
-               case NM_RCLICK:
-               {
-                       eventType = wxEVT_COMMAND_RIGHT_CLICK;
-                       break;
-               }
-               case NM_RDBLCLK:
-               {
-                       eventType = wxEVT_COMMAND_RIGHT_DCLICK;
-                       break;
-               }
-               case NM_SETFOCUS:
-               {
-                       eventType = wxEVT_COMMAND_SET_FOCUS;
-                       break;
-               }
-               case NM_KILLFOCUS:
-               {
-                       eventType = wxEVT_COMMAND_KILL_FOCUS;
-                       break;
-               }
-               case NM_RETURN:
-               {
-                       eventType = wxEVT_COMMAND_ENTER;
-                       break;
-               }
-/* Not implemented
-               case NM_OUTOFMEMORY:
-               {
-                       eventType = wxEVT_COMMAND_OUT_OF_MEMORY;
-                       break;
-               }
-*/
-               default:
-            return wxWindow::MSWNotify(wParam, lParam, result);
-       }
+        default:
+            return wxWindow::MSWOnNotify(idCtrl, lParam, result);
+    }

 
     event.SetEventType(eventType);
 
     event.SetEventType(eventType);

-       event.SetEventObject(this);
+    event.SetEventObject(this);

 
 

-       if ( !GetEventHandler()->ProcessEvent(event) )
-               return FALSE;
-       return TRUE;
-#else   // !Win95
-    return FALSE;
-#endif
-}
-
-/*
- * Allocates control IDs within the appropriate range
- */
-
-
-int NewControlId(void)
-{
-  static int controlId = 0;
-  controlId ++;
-  return controlId;
-}
-
-void wxControl::ProcessCommand (wxCommandEvent & event)
-{
-  // Tries:
-  // 1) A callback function (to become obsolete)
-  // 2) OnCommand, starting at this window and working up parent hierarchy
-  // 3) OnCommand then calls ProcessEvent to search the event tables.
-  if (m_callback)
-    {
-      (void) (*(m_callback)) (*this, event);
-    }
-    else
-    {
-      GetEventHandler()->OnCommand(*this, event);
-    }
+    return GetEventHandler()->ProcessEvent(event);

 }
 }

+#endif // Win95

 
 void wxControl::OnEraseBackground(wxEraseEvent& event)
 {
 
 void wxControl::OnEraseBackground(wxEraseEvent& event)
 {

-  // In general, you don't want to erase the background of a control,
-  // or you'll get a flicker.
-  // TODO: move this 'null' function into each control that
-  // might flicker.
-
-  RECT rect;
-  ::GetClientRect((HWND) GetHWND(), &rect);
-
-  HBRUSH hBrush = ::CreateSolidBrush(PALETTERGB(GetBackgroundColour().Red(), GetBackgroundColour().Green(), GetBackgroundColour().Blue()));
-  int mode = ::SetMapMode((HDC) event.GetDC()->GetHDC(), MM_TEXT);
-
-  ::FillRect ((HDC) event.GetDC()->GetHDC(), &rect, hBrush);
-  ::DeleteObject(hBrush);
-  ::SetMapMode((HDC) event.GetDC()->GetHDC(), mode);
+    // In general, you don't want to erase the background of a control,
+    // or you'll get a flicker.
+    // TODO: move this 'null' function into each control that
+    // might flicker.
+
+    RECT rect;
+    ::GetClientRect((HWND) GetHWND(), &rect);
+
+    HBRUSH hBrush = ::CreateSolidBrush(PALETTERGB(GetBackgroundColour().Red(),
+                                                  GetBackgroundColour().Green(),
+                                                  GetBackgroundColour().Blue()));
+    int mode = ::SetMapMode((HDC) event.GetDC()->GetHDC(), MM_TEXT);
+
+    ::FillRect ((HDC) event.GetDC()->GetHDC(), &rect, hBrush);
+    ::DeleteObject(hBrush);
+    ::SetMapMode((HDC) event.GetDC()->GetHDC(), mode);

 }
 
 }
 

-void wxControl::SetClientSize (int width, int height)
-{
-  SetSize (-1, -1, width, height);
-}
+// ---------------------------------------------------------------------------
+// global functions
+// ---------------------------------------------------------------------------

 
 

-void wxControl::Centre (int direction)
+// Call this repeatedly for several wnds to find the overall size
+// of the widget.
+// Call it initially with -1 for all values in rect.
+// Keep calling for other widgets, and rect will be modified
+// to calculate largest bounding rectangle.
+void wxFindMaxSize(WXHWND wnd, RECT *rect)

 {
 {

-  int x, y, width, height, panel_width, panel_height, new_x, new_y;
+    int left = rect->left;
+    int right = rect->right;
+    int top = rect->top;
+    int bottom = rect->bottom;

 
 

-  wxWindow *parent = (wxWindow *) GetParent ();
-  if (!parent)
-    return;
+    GetWindowRect((HWND) wnd, rect);

 
 

-  parent->GetClientSize (&panel_width, &panel_height);
-  GetSize (&width, &height);
-  GetPosition (&x, &y);
+    if (left < 0)
+        return;

 
 

-  new_x = x;
-  new_y = y;
+    if (left < rect->left)
+        rect->left = left;

 
 

-  if (direction & wxHORIZONTAL)
-    new_x = (int) ((panel_width - width) / 2);
+    if (right > rect->right)
+        rect->right = right;

 
 

-  if (direction & wxVERTICAL)
-    new_y = (int) ((panel_height - height) / 2);
+    if (top < rect->top)
+        rect->top = top;

 
 

-  SetSize (new_x, new_y, width, height);
-  int temp_x, temp_y;
-  GetPosition (&temp_x, &temp_y);
-  GetPosition (&temp_x, &temp_y);
+    if (bottom > rect->bottom)
+        rect->bottom = bottom;

 }
 
 }
 

-