X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/9a05fd8d137bbe26acd4f86adf6d62c55424822c..c94ad3c365a7a2b12346258f3d6b26432f36fd8d:/src/msw/radiobox.cpp

diff --git a/src/msw/radiobox.cpp b/src/msw/radiobox.cpp
index 4c8017f881..f0ab1b8a2d 100644
--- a/src/msw/radiobox.cpp
+++ b/src/msw/radiobox.cpp
@@ -46,27 +46,21 @@
 // private functions
 // ---------------------------------------------------------------------------
 
-// get the id of the window
-#ifdef __WIN32__
-    #define GET_WIN_ID(hwnd) ::GetWindowLong((HWND)hwnd, GWL_ID)
-#else // Win16
-    #define GET_WIN_ID(hwnd) ::GetWindowWord((HWND)hwnd, GWW_ID)
-#endif // Win32/16
-
 // wnd proc for radio buttons
 #ifdef __WIN32__
 LRESULT APIENTRY _EXPORT wxRadioBtnWndProc(HWND hWnd,
                                            UINT message,
                                            WPARAM wParam,
                                            LPARAM lParam);
-#endif
 
 // ---------------------------------------------------------------------------
 // global vars
 // ---------------------------------------------------------------------------
 
 // the pointer to standard radio button wnd proc
-static WNDPROC s_wndprocRadioBtn = (WNDPROC)NULL;
+static WXFARPROC s_wndprocRadioBtn = (WXFARPROC)NULL;
+
+#endif // __WIN32__
 
 // ===========================================================================
 // implementation
@@ -100,28 +94,31 @@ int wxRadioBox::GetNumHor() const
     }
 }
 
-bool wxRadioBox::MSWCommand(WXUINT param, WXWORD id)
+bool wxRadioBox::MSWCommand(WXUINT cmd, WXWORD id)
 {
-    if ( param == BN_CLICKED )
+    if ( cmd == BN_CLICKED )
     {
-        m_selectedButton = -1;
+        int selectedButton = -1;
 
         for ( int i = 0; i < m_noItems; i++ )
         {
-            if ( id == GET_WIN_ID(m_radioButtons[i]) )
+            if ( id == wxGetWindowId(m_radioButtons[i]) )
             {
-                m_selectedButton = i;
+                selectedButton = i;
 
                 break;
             }
         }
 
-        wxASSERT_MSG( m_selectedButton != -1, "click from alien button?" );
+        wxASSERT_MSG( selectedButton != -1, _T("click from alien button?") );
 
-        wxCommandEvent event(wxEVT_COMMAND_RADIOBOX_SELECTED, m_windowId);
-        event.SetInt( m_selectedButton );
-        event.SetEventObject( this );
-        ProcessCommand(event);
+        if ( selectedButton != m_selectedButton )
+        {
+            m_selectedButton = selectedButton;
+
+            SendNotificationEvent();
+        }
+        //else: don't generate events when the selection doesn't change
 
         return TRUE;
     }
@@ -195,12 +192,6 @@ bool wxRadioBox::Create(wxWindow *parent, wxWindowID id, const wxString& title,
 
     bool want3D;
     WXDWORD exStyle = Determine3DEffects(0, &want3D);
-    // Even with extended styles, need to combine with WS_BORDER
-    // for them to look right.
-    /*
-       if ( want3D || wxStyleHasBorder(m_windowStyle) )
-       msStyle |= WS_BORDER;
-     */
 
     HWND hwndParent = (HWND)parent->GetHWND();
 
@@ -252,6 +243,7 @@ bool wxRadioBox::Create(wxWindow *parent, wxWindowID id, const wxString& title,
                                       NULL);
 
         m_radioButtons[i] = (WXHWND)hwndBtn;
+
         SubclassRadioButton((WXHWND)hwndBtn);
 
         wxFont& font = GetFont();
@@ -261,11 +253,11 @@ bool wxRadioBox::Create(wxWindow *parent, wxWindowID id, const wxString& title,
                         (WPARAM)font.GetResourceHandle(), 0L);
         }
 
-        m_subControls.Append((wxObject *)newId);
+        m_subControls.Append((wxObject *)(WXWORD)newId);
     }
 
     // Create a dummy radio control to end the group.
-    (void)CreateWindowEx(0, RADIO_CLASS, "", WS_GROUP | RADIO_FLAGS,
+    (void)CreateWindowEx(0, RADIO_CLASS, _T(""), WS_GROUP | RADIO_FLAGS,
                          0, 0, 0, 0, hwndParent,
                          (HMENU)NewControlId(), wxGetInstance(), NULL);
 
@@ -284,29 +276,30 @@ wxRadioBox::~wxRadioBox()
     {
         int i;
         for (i = 0; i < m_noItems; i++)
-            DestroyWindow((HWND) m_radioButtons[i]);
+            ::DestroyWindow((HWND)m_radioButtons[i]);
         delete[] m_radioButtons;
     }
+
     if (m_radioWidth)
         delete[] m_radioWidth;
     if (m_radioHeight)
         delete[] m_radioHeight;
-    if (m_hWnd)
-        ::DestroyWindow((HWND) m_hWnd);
-    m_hWnd = 0;
 
 }
 
 wxString wxRadioBox::GetLabel(int item) const
 {
-    GetWindowText((HWND)m_radioButtons[item], wxBuffer, 300);
-    return wxString(wxBuffer);
+    wxCHECK_MSG( item >= 0 && item < m_noItems, _T(""), _T("invalid radiobox index") );
+
+    return wxGetWindowText(m_radioButtons[item]);
 }
 
 void wxRadioBox::SetLabel(int item, const wxString& label)
 {
+    wxCHECK_RET( item >= 0 && item < m_noItems, _T("invalid radiobox index") );
+
     m_radioWidth[item] = m_radioHeight[item] = -1;
-    SetWindowText((HWND)m_radioButtons[item], (const char *)label);
+    SetWindowText((HWND)m_radioButtons[item], label.c_str());
 }
 
 void wxRadioBox::SetLabel(int item, wxBitmap *bitmap)
@@ -315,23 +308,23 @@ void wxRadioBox::SetLabel(int item, wxBitmap *bitmap)
        m_radioWidth[item] = bitmap->GetWidth() + FB_MARGIN;
        m_radioHeight[item] = bitmap->GetHeight() + FB_MARGIN;
      */
+    wxFAIL_MSG(_T("not implemented"));
 }
 
 int wxRadioBox::FindString(const wxString& s) const
 {
-    int i;
-    for (i = 0; i < m_noItems; i++)
+    for (int i = 0; i < m_noItems; i++)
     {
-        GetWindowText((HWND) m_radioButtons[i], wxBuffer, 1000);
-        if (s == wxBuffer)
+        if ( s == wxGetWindowText(m_radioButtons[i]) )
             return i;
     }
-    return -1;
+
+    return wxNOT_FOUND;
 }
 
 void wxRadioBox::SetSelection(int N)
 {
-    wxCHECK_RET( (N >= 0) && (N < m_noItems), "invalid radiobox index" );
+    wxCHECK_RET( (N >= 0) && (N < m_noItems), _T("invalid radiobox index") );
 
     // Following necessary for Win32s, because Win32s translate BM_SETCHECK
     if (m_selectedButton >= 0 && m_selectedButton < m_noItems)
@@ -358,135 +351,146 @@ wxString wxRadioBox::GetString(int N) const
 // Restored old code.
 void wxRadioBox::DoSetSize(int x, int y, int width, int height, int sizeFlags)
 {
-  int currentX, currentY;
-  GetPosition(&currentX, &currentY);
-  int xx = x;
-  int yy = y;
-
-  if (x == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
-    xx = currentX;
-  if (y == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
-    yy = currentY;
-
-  char buf[400];
-
-  int y_offset = yy;
-  int x_offset = xx;
-  int current_width, cyf;
-
-  int cx1,cy1;
-  wxGetCharSize(m_hWnd, &cx1, &cy1, & GetFont());
-  // Attempt to have a look coherent with other platforms:
-  // We compute the biggest toggle dim, then we align all
-  // items according this value.
-  int maxWidth =  -1;
-  int maxHeight = -1;
-
-  int i;
-  for (i = 0 ; i < m_noItems; i++)
-  {
-    int eachWidth;
-    int eachHeight;
-    if (m_radioWidth[i]<0)
-    {
-      // It's a labelled toggle
-      GetWindowText((HWND) m_radioButtons[i], buf, 300);
-      GetTextExtent(buf, &current_width, &cyf,NULL,NULL, & GetFont());
-      eachWidth = (int)(current_width + RADIO_SIZE);
-      eachHeight = (int)((3*cyf)/2);
-    }
-    else
+    int currentX, currentY;
+    GetPosition(&currentX, &currentY);
+    int xx = x;
+    int yy = y;
+
+    if (x == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
+        xx = currentX;
+    if (y == -1 || (sizeFlags & wxSIZE_ALLOW_MINUS_ONE))
+        yy = currentY;
+
+    wxString buf;
+
+    int y_offset = yy;
+    int x_offset = xx;
+    int current_width, cyf;
+
+    int cx1,cy1;
+    wxGetCharSize(m_hWnd, &cx1, &cy1, & GetFont());
+
+    // Attempt to have a look coherent with other platforms: We compute the
+    // biggest toggle dim, then we align all items according this value.
+    int maxWidth =  -1;
+    int maxHeight = -1;
+
+    int i;
+    for (i = 0 ; i < m_noItems; i++)
     {
-      eachWidth = m_radioWidth[i];
-      eachHeight = m_radioHeight[i];
+        int eachWidth;
+        int eachHeight;
+        if (m_radioWidth[i]<0)
+        {
+            // It's a labelled toggle
+            buf = wxGetWindowText(m_radioButtons[i]);
+            GetTextExtent(buf, &current_width, &cyf);
+            eachWidth = (int)(current_width + RADIO_SIZE);
+            eachHeight = (int)((3*cyf)/2);
+        }
+        else
+        {
+            eachWidth = m_radioWidth[i];
+            eachHeight = m_radioHeight[i];
+        }
+
+        if (maxWidth<eachWidth)
+            maxWidth = eachWidth;
+        if (maxHeight<eachHeight)
+            maxHeight = eachHeight;
     }
-    if (maxWidth<eachWidth) maxWidth = eachWidth;
-    if (maxHeight<eachHeight) maxHeight = eachHeight;
-  }
 
-  if (m_hWnd)
-  {
-    int totWidth;
-    int totHeight;
+    if (m_hWnd)
+    {
+        int totWidth;
+        int totHeight;
 
-    int nbHor = GetNumHor(),
+        int nbHor = GetNumHor(),
         nbVer = GetNumVer();
 
-    // this formula works, but I don't know why.
-    // Please, be sure what you do if you modify it!!
-    if (m_radioWidth[0]<0)
-      totHeight = (nbVer * maxHeight) + cy1/2;
-    else
-      totHeight = nbVer * (maxHeight+cy1/2);
-    totWidth  = nbHor * (maxWidth+cx1);
+        // this formula works, but I don't know why.
+        // Please, be sure what you do if you modify it!!
+        if (m_radioWidth[0]<0)
+            totHeight = (nbVer * maxHeight) + cy1/2;
+        else
+            totHeight = nbVer * (maxHeight+cy1/2);
+        totWidth  = nbHor * (maxWidth+cx1);
 
-#if (!CTL3D)
-    // Requires a bigger group box in plain Windows
-    MoveWindow((HWND) m_hWnd,x_offset,y_offset,totWidth+cx1,totHeight+(3*cy1)/2,TRUE);
-#else
-    MoveWindow((HWND) m_hWnd,x_offset,y_offset,totWidth+cx1,totHeight+cy1,TRUE);
+        int extraHeight = cy1;
+
+#if !CTL3D
+        // Requires a bigger group box in plain Windows
+        extraHeight *= 3;
+        extraHeight /= 2;
 #endif
-    x_offset += cx1;
-    y_offset += cy1;
-  }
+
+        MoveWindow(GetHwnd(), x_offset, y_offset,
+                totWidth+cx1, totHeight+extraHeight,
+                TRUE);
+
+        x_offset += cx1;
+        y_offset += cy1;
+    }
 
 #if (!CTL3D)
-  y_offset += (int)(cy1/2); // Fudge factor since buttons overlapped label
-                            // JACS 2/12/93. CTL3D draws group label quite high.
+    y_offset += (int)(cy1/2); // Fudge factor since buttons overlapped label
+    // JACS 2/12/93. CTL3D draws group label quite high.
 #endif
-  int startX = x_offset;
-  int startY = y_offset;
+    int startX = x_offset;
+    int startY = y_offset;
 
-  for ( i = 0 ; i < m_noItems; i++)
-  {
-    // Bidimensional radio adjustment
-    if (i&&((i%m_majorDim)==0)) // Why is this omitted for i = 0?
-    {
-      if (m_windowStyle & wxRA_VERTICAL)
-      {
-        y_offset = startY;
-        x_offset += maxWidth + cx1;
-      }
-      else
-      {
-        x_offset = startX;
-        y_offset += maxHeight;
-        if (m_radioWidth[0]>0)
-          y_offset += cy1/2;
-      }
-    }
-    int eachWidth;
-    int eachHeight;
-    if (m_radioWidth[i]<0)
+    for ( i = 0 ; i < m_noItems; i++)
     {
-      // It's a labeled item
-      GetWindowText((HWND) m_radioButtons[i], buf, 300);
-      GetTextExtent(buf, &current_width, &cyf,NULL,NULL, & GetFont());
-
-      // How do we find out radio button bitmap size!!
-      // By adjusting them carefully, manually :-)
-      eachWidth = (int)(current_width + RADIO_SIZE);
-      eachHeight = (int)((3*cyf)/2);
-    }
-    else
-    {
-      eachWidth = m_radioWidth[i];
-      eachHeight = m_radioHeight[i];
-    }
+        // Bidimensional radio adjustment
+        if (i&&((i%m_majorDim)==0)) // Why is this omitted for i = 0?
+        {
+            if (m_windowStyle & wxRA_VERTICAL)
+            {
+                y_offset = startY;
+                x_offset += maxWidth + cx1;
+            }
+            else
+            {
+                x_offset = startX;
+                y_offset += maxHeight;
+                if (m_radioWidth[0]>0)
+                    y_offset += cy1/2;
+            }
+        }
+        int eachWidth;
+        int eachHeight;
+        if (m_radioWidth[i]<0)
+        {
+            // It's a labeled item
+            buf = wxGetWindowText(m_radioButtons[i]);
+            GetTextExtent(buf, &current_width, &cyf);
+
+            // How do we find out radio button bitmap size!!
+            // By adjusting them carefully, manually :-)
+            eachWidth = (int)(current_width + RADIO_SIZE);
+            eachHeight = (int)((3*cyf)/2);
+        }
+        else
+        {
+            eachWidth = m_radioWidth[i];
+            eachHeight = m_radioHeight[i];
+        }
 
-    MoveWindow((HWND) m_radioButtons[i],x_offset,y_offset,eachWidth,eachHeight,TRUE);
-    if (m_windowStyle & wxRA_SPECIFY_ROWS)
-    {
-      y_offset += maxHeight;
-      if (m_radioWidth[0]>0)
-        y_offset += cy1/2;
+        MoveWindow((HWND)m_radioButtons[i], x_offset, y_offset,
+                   eachWidth, eachHeight,
+                   TRUE);
+
+        if (m_windowStyle & wxRA_SPECIFY_ROWS)
+        {
+            y_offset += maxHeight;
+            if (m_radioWidth[0]>0)
+                y_offset += cy1/2;
+        }
+        else
+            x_offset += maxWidth + cx1;
     }
-    else
-      x_offset += maxWidth + cx1;
-  }
 }
 
-
 void wxRadioBox::GetSize(int *width, int *height) const
 {
     RECT rect;
@@ -539,22 +543,6 @@ void wxRadioBox::GetPosition(int *x, int *y) const
     *y = point.y;
 }
 
-wxString wxRadioBox::GetLabel() const
-{
-    if (m_hWnd)
-    {
-        GetWindowText((HWND) m_hWnd, wxBuffer, 300);
-        return wxString(wxBuffer);
-    }
-    else return wxString("");
-}
-
-void wxRadioBox::SetLabel(const wxString& label)
-{
-    if (m_hWnd)
-        SetWindowText((HWND) m_hWnd, label);
-}
-
 void wxRadioBox::SetFocus()
 {
     if (m_noItems > 0)
@@ -569,53 +557,46 @@ void wxRadioBox::SetFocus()
 
 bool wxRadioBox::Show(bool show)
 {
-    m_isShown = show;
-    int cshow;
-    if (show)
-        cshow = SW_SHOW;
-    else
-        cshow = SW_HIDE;
-    if (m_hWnd)
-        ShowWindow((HWND) m_hWnd, cshow);
-    int i;
-    for (i = 0; i < m_noItems; i++)
-        ShowWindow((HWND) m_radioButtons[i], cshow);
+    if ( !wxControl::Show(show) )
+        return FALSE;
+
+    int nCmdShow = show ? SW_SHOW : SW_HIDE;
+    for ( int i = 0; i < m_noItems; i++ )
+    {
+        ::ShowWindow((HWND)m_radioButtons[i], nCmdShow);
+    }
+
     return TRUE;
 }
 
 // Enable a specific button
 void wxRadioBox::Enable(int item, bool enable)
 {
-    if (item<0)
-        wxWindow::Enable(enable);
-    else if (item < m_noItems)
-        ::EnableWindow((HWND) m_radioButtons[item], enable);
+    wxCHECK_RET( item >= 0 && item < m_noItems,
+                 _T("invalid item in wxRadioBox::Enable()") );
+
+    ::EnableWindow((HWND) m_radioButtons[item], enable);
 }
 
 // Enable all controls
-void wxRadioBox::Enable(bool enable)
+bool wxRadioBox::Enable(bool enable)
 {
-    wxControl::Enable(enable);
+    if ( !wxControl::Enable(enable) )
+        return FALSE;
 
-    int i;
-    for (i = 0; i < m_noItems; i++)
+    for (int i = 0; i < m_noItems; i++)
         ::EnableWindow((HWND) m_radioButtons[i], enable);
+
+    return TRUE;
 }
 
 // Show a specific button
 void wxRadioBox::Show(int item, bool show)
 {
-    if (item<0)
-        wxRadioBox::Show(show);
-    else if (item < m_noItems)
-    {
-        int cshow;
-        if (show)
-            cshow = SW_SHOW;
-        else
-            cshow = SW_HIDE;
-        ShowWindow((HWND) m_radioButtons[item], cshow);
-    }
+    wxCHECK_RET( item >= 0 && item < m_noItems,
+                 _T("invalid item in wxRadioBox::Show()") );
+
+    ::ShowWindow((HWND)m_radioButtons[item], show ? SW_SHOW : SW_HIDE);
 }
 
 WXHBRUSH wxRadioBox::OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor,
@@ -639,9 +620,6 @@ WXHBRUSH wxRadioBox::OnCtlColor(WXHDC pDC, WXHWND pWnd, WXUINT nCtlColor,
 
     wxBrush *backgroundBrush = wxTheBrushList->FindOrCreateBrush(GetBackgroundColour(), wxSOLID);
 
-    // Note that this will be cleaned up in wxApp::OnIdle, if backgroundBrush
-    // has a zero usage count.
-    //  backgroundBrush->RealizeResource();
     return (WXHBRUSH) backgroundBrush->GetResourceHandle();
 }
 
@@ -672,8 +650,11 @@ bool wxRadioBox::ContainsHWND(WXHWND hWnd) const
 {
     int i;
     for (i = 0; i < Number(); i++)
+    {
         if (GetRadioButtons()[i] == hWnd)
             return TRUE;
+    }
+
     return FALSE;
 }
 
@@ -683,36 +664,57 @@ void wxRadioBox::Command (wxCommandEvent & event)
     ProcessCommand (event);
 }
 
-long wxRadioBox::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
+long wxRadioBox::MSWWindowProc(WXUINT msg, WXWPARAM wParam, WXLPARAM lParam)
 {
-    if (nMsg == WM_NCHITTEST)
+    long rc = 0;
+    bool processed = FALSE;
+
+    switch ( msg )
     {
-        int xPos = LOWORD(lParam);  // horizontal position of cursor
-        int yPos = HIWORD(lParam);  // vertical position of cursor
+        case WM_NCHITTEST:
+            {
+                int xPos = LOWORD(lParam);  // horizontal position of cursor
+                int yPos = HIWORD(lParam);  // vertical position of cursor
 
-        ScreenToClient(&xPos, &yPos);
+                ScreenToClient(&xPos, &yPos);
 
-        // Make sure you can drag by the top of the groupbox, but let
-        // other (enclosed) controls get mouse events also
-        if (yPos < 10)
-            return (long)HTCLIENT;
+                // Make sure you can drag by the top of the groupbox, but let
+                // other (enclosed) controls get mouse events also
+                if ( yPos < 10 )
+                {
+                    rc = HTCLIENT;
+                    processed = TRUE;
+                }
+            }
+            break;
     }
 
-    return wxControl::MSWWindowProc(nMsg, wParam, lParam);
+    if ( !processed )
+        rc = wxControl::MSWWindowProc(msg, wParam, lParam);
+
+    return rc;
 }
 
 void wxRadioBox::SubclassRadioButton(WXHWND hWndBtn)
 {
+#ifdef __WIN32__
     HWND hwndBtn = (HWND)hWndBtn;
 
     if ( !s_wndprocRadioBtn )
-        s_wndprocRadioBtn = (WNDPROC)::GetWindowLong(hwndBtn, GWL_WNDPROC);
+        s_wndprocRadioBtn = (WXFARPROC)::GetWindowLong(hwndBtn, GWL_WNDPROC);
 
     // No GWL_USERDATA in Win16, so omit this subclassing.
-#ifdef __WIN32__
     ::SetWindowLong(hwndBtn, GWL_WNDPROC, (long)wxRadioBtnWndProc);
     ::SetWindowLong(hwndBtn, GWL_USERDATA, (long)this);
-#endif
+#endif // __WIN32__
+}
+
+void wxRadioBox::SendNotificationEvent()
+{
+    wxCommandEvent event(wxEVT_COMMAND_RADIOBOX_SELECTED, m_windowId);
+    event.SetInt( m_selectedButton );
+    event.SetEventObject( this );
+    ProcessCommand(event);
 }
 
 // ---------------------------------------------------------------------------
@@ -734,7 +736,7 @@ LRESULT APIENTRY _EXPORT wxRadioBtnWndProc(HWND hwnd,
     {
         wxRadioBox *radiobox = (wxRadioBox *)::GetWindowLong(hwnd, GWL_USERDATA);
 
-        wxCHECK_MSG( radiobox, 0, "radio button without radio box?" );
+        wxCHECK_MSG( radiobox, 0, _T("radio button without radio box?") );
 
         int sel = radiobox->GetSelection();
 
@@ -775,14 +777,20 @@ LRESULT APIENTRY _EXPORT wxRadioBtnWndProc(HWND hwnd,
         if ( processed )
         {
             if ( sel >= 0 && sel < radiobox->Number() )
+            {
                 radiobox->SetSelection(sel);
+
+                // emulate the button click
+                radiobox->SendNotificationEvent();
+            }
         }
     }
 
     if ( !processed )
-        return ::CallWindowProc((WNDPROC) s_wndprocRadioBtn, hwnd, msg, wParam, lParam);
+        return ::CallWindowProc(CASTWNDPROC s_wndprocRadioBtn, hwnd, msg, wParam, lParam);
     else
         return 0;
 }
-#endif
+
+#endif // __WIN32__