fix off by 1 error in GetTextRaw() (#4317)

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

diff --git a/src/msw/spinctrl.cpp b/src/msw/spinctrl.cpp
index 39e32fbf709d6890613b7c4c3a28796cad72edf1..73fb437fc071edef1f39925c6f800dd5746995c2 100644 (file)
--- a/src/msw/spinctrl.cpp
+++ b/src/msw/spinctrl.cpp
@@ -148,8 +148,7 @@ LRESULT APIENTRY _EXPORT wxBuddyTextWndProc(HWND hwnd,
 {
     wxSpinCtrl *spin = (wxSpinCtrl *)wxGetWindowUserData(hwnd);
 
-    // forward some messages (the key and focus ones only so far) to
-    // the spin ctrl
+    // forward some messages (mostly the key and focus ones) to the spin ctrl
     switch ( message )
     {
         case WM_SETFOCUS:
@@ -164,6 +163,12 @@ LRESULT APIENTRY _EXPORT wxBuddyTextWndProc(HWND hwnd,
         case WM_DEADCHAR:
         case WM_KEYUP:
         case WM_KEYDOWN:
+#ifdef WM_HELP
+        // we need to forward WM_HELP too to ensure that the context help
+        // associated with wxSpinCtrl is shown when the text control part of it
+        // is clicked with the "?" cursor
+        case WM_HELP:
+#endif
             spin->MSWWindowProc(message, wParam, lParam);
 
             // The control may have been deleted at this point, so check.
@@ -173,7 +178,7 @@ LRESULT APIENTRY _EXPORT wxBuddyTextWndProc(HWND hwnd,
 
         case WM_GETDLGCODE:
             // we want to get WXK_RETURN in order to generate the event for it
-            return DLGC_WANTCHARS;
+            return DLGC_WANTALLKEYS;
     }
 
     return ::CallWindowProc(CASTWNDPROC spin->GetBuddyWndProc(),
@@ -200,14 +205,14 @@ wxSpinCtrl *wxSpinCtrl::GetSpinForTextCtrl(WXHWND hwndBuddy)
 // process a WM_COMMAND generated by the buddy text control
 bool wxSpinCtrl::ProcessTextCommand(WXWORD cmd, WXWORD WXUNUSED(id))
 {
-    if ( cmd == EN_CHANGE )
+    if ( (cmd == EN_CHANGE) && (!m_blockEvent ))
     {
         wxCommandEvent event(wxEVT_COMMAND_TEXT_UPDATED, GetId());
         event.SetEventObject(this);
         wxString val = wxGetWindowText(m_hwndBuddy);
         event.SetString(val);
         event.SetInt(GetValue());
-        return GetEventHandler()->ProcessEvent(event);
+        return HandleWindowEvent(event);
     }
 
     // not processed
@@ -225,7 +230,7 @@ void wxSpinCtrl::OnChar(wxKeyEvent& event)
                 wxString val = wxGetWindowText(m_hwndBuddy);
                 event.SetString(val);
                 event.SetInt(GetValue());
-                if ( GetEventHandler()->ProcessEvent(event) )
+                if ( HandleWindowEvent(event) )
                     return;
                 break;
             }
@@ -241,7 +246,7 @@ void wxSpinCtrl::OnChar(wxKeyEvent& event)
                 eventNav.SetWindowChange(event.ControlDown());
                 eventNav.SetEventObject(this);
 
-                if ( GetParent()->GetEventHandler()->ProcessEvent(eventNav) )
+                if ( GetParent()->HandleWindowEvent(eventNav) )
                     return;
             }
             break;
@@ -296,6 +301,8 @@ bool wxSpinCtrl::Create(wxWindow *parent,
                         int min, int max, int initial,
                         const wxString& name)
 {
+    m_blockEvent = false;
+
     // this should be in ctor/init function but I don't want to add one to 2.8
     // to avoid problems with default ctor which can be inlined in the user
     // code and so might not get this fix without recompilation
@@ -318,7 +325,12 @@ bool wxSpinCtrl::Create(wxWindow *parent,
     WXDWORD exStyle = 0;
     WXDWORD msStyle = MSWGetStyle(GetWindowStyle(), & exStyle) ;
 
-    // calculate the sizes: the size given is the toal size for both controls
+    // this control is used for numeric entry so normally using these flags by
+    // default shouldn't be a problem, if it is we can always add a style such
+    // as wxSP_NON_NUMERIC later
+    msStyle |= ES_RIGHT | ES_NUMBER;
+
+    // calculate the sizes: the size given is the total size for both controls
     // and we need to fit them both in the given width (height is the same)
     wxSize sizeText(size), sizeBtn(size);
     sizeBtn.x = wxSpinButton::DoGetBestSize().x;
@@ -452,6 +464,8 @@ void wxSpinCtrl::SetValue(const wxString& text)
 
 void  wxSpinCtrl::SetValue(int val)
 {
+    m_blockEvent = true;
+    
     wxSpinButton::SetValue(val);
 
     // normally setting the value of the spin button is enough as it updates
@@ -467,6 +481,8 @@ void  wxSpinCtrl::SetValue(int val)
     }
 
     m_oldValue = GetValue();
+    
+    m_blockEvent = false;
 }
 
 int wxSpinCtrl::GetValue() const
@@ -527,6 +543,46 @@ bool wxSpinCtrl::Show(bool show)
     return true;
 }
 
+bool wxSpinCtrl::Reparent(wxWindowBase *newParent)
+{
+    // Reparenting both the updown control and its buddy does not seem to work:
+    // they continue to be connected somehow, but visually there is no feedback
+    // on the buddy edit control. To avoid this problem, we reparent the buddy
+    // window normally, but we recreate the updown control and reassign its
+    // buddy.
+
+    if ( !wxWindowBase::Reparent(newParent) )
+        return false;
+
+    newParent->GetChildren().DeleteObject(this);
+
+    // preserve the old values
+    const wxSize size = GetSize();
+    int value = GetValue();
+    const wxRect btnRect = wxRectFromRECT(wxGetWindowRect(GetHwnd()));
+
+    // destroy the old spin button
+    UnsubclassWin();
+    if ( !::DestroyWindow(GetHwnd()) )
+        wxLogLastError(wxT("DestroyWindow"));
+
+    // create and initialize the new one
+    if ( !wxSpinButton::Create(GetParent(), GetId(),
+                               btnRect.GetPosition(), btnRect.GetSize(),
+                               GetWindowStyle(), GetName()) )
+        return false;
+
+    SetValue(value);
+    SetRange(m_min, m_max);
+    SetInitialSize(size);
+
+    // associate it with the buddy control again
+    ::SetParent(GetBuddyHwnd(), GetHwndOf(GetParent()));
+    (void)::SendMessage(GetHwnd(), UDM_SETBUDDY, (WPARAM)GetBuddyHwnd(), 0);
+
+    return true;
+}
+
 bool wxSpinCtrl::Enable(bool enable)
 {
     if ( !wxControl::Enable(enable) )
@@ -566,7 +622,7 @@ void wxSpinCtrl::SendSpinUpdate(int value)
     event.SetEventObject(this);
     event.SetInt(value);
 
-    (void)GetEventHandler()->ProcessEvent(event);
+    (void)HandleWindowEvent(event);
 
     m_oldValue = value;
 }
@@ -638,6 +694,19 @@ void wxSpinCtrl::DoGetSize(int *x, int *y) const
         *y = ctrlrect.bottom - ctrlrect.top;
 }
 
+void wxSpinCtrl::DoGetClientSize(int *x, int *y) const
+{
+    RECT spinrect = wxGetClientRect(GetHwnd());
+    RECT textrect = wxGetClientRect(GetBuddyHwnd());
+    RECT ctrlrect;
+    UnionRect(&ctrlrect,&textrect, &spinrect);
+
+    if ( x )
+        *x = ctrlrect.right - ctrlrect.left;
+    if ( y )
+        *y = ctrlrect.bottom - ctrlrect.top;
+}
+
 void wxSpinCtrl::DoGetPosition(int *x, int *y) const
 {
     // hack: pretend that our HWND is the text control just for a moment