fixed bug in mouse handling

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

diff --git a/src/msw/button.cpp b/src/msw/button.cpp
index 28dfc634dabbd708003b96dd51c9f7718fa53928..d58fda1ac6bc7a453c19c50f1617767a3da07789 100644 (file)
--- a/src/msw/button.cpp
+++ b/src/msw/button.cpp
@@ -74,13 +74,25 @@ bool wxButton::Create(wxWindow *parent,
     m_backgroundColour = parent->GetBackgroundColour();
     m_foregroundColour = parent->GetForegroundColour();
 
+    long msStyle = WS_VISIBLE | WS_TABSTOP | WS_CHILD /* | WS_CLIPSIBLINGS */ ;
+
+#ifdef __WIN32__
+    if(m_windowStyle & wxBU_LEFT)
+        msStyle |= BS_LEFT;
+    if(m_windowStyle & wxBU_RIGHT)
+        msStyle |= BS_RIGHT;
+    if(m_windowStyle & wxBU_TOP)
+        msStyle |= BS_TOP;
+    if(m_windowStyle & wxBU_BOTTOM)
+        msStyle |= BS_BOTTOM;
+#endif
 
     m_hWnd = (WXHWND)CreateWindowEx
                      (
                       MakeExtendedStyle(m_windowStyle),
                       wxT("BUTTON"),
                       label,
-                      WS_VISIBLE | WS_TABSTOP | WS_CHILD,
+                      msStyle,
                       0, 0, 0, 0,
                       GetWinHwnd(parent),
                       (HMENU)m_windowId,
@@ -88,6 +100,17 @@ bool wxButton::Create(wxWindow *parent,
                       NULL
                      );
 
+    if (m_hWnd == 0)
+    {
+        wxString msg;
+#ifdef __WIN16__
+        msg.Printf(wxT("CreateWindowEx failed"));
+#else
+        msg.Printf(wxT("CreateWindowEx failed with error number %ld"), (long) GetLastError());
+#endif
+        wxFAIL_MSG(msg);
+    }
+
     // Subclass again for purposes of dialog editing mode
     SubclassWin(m_hWnd);
 
@@ -237,8 +260,9 @@ bool wxButton::MSWCommand(WXUINT param, WXWORD id)
     bool processed = FALSE;
     switch ( param )
     {
-        case 1: // means that the message came from an accelerator
-        case BN_CLICKED:
+        case 1:                     // message came from an accelerator
+        case BN_CLICKED:            // normal buttons send this
+        case BN_DOUBLECLICKED:      // owner-drawn ones also send this
             processed = SendClickEvent();
             break;
     }
@@ -256,6 +280,14 @@ long wxButton::MSWWindowProc(WXUINT nMsg, WXWPARAM wParam, WXLPARAM lParam)
 
         // let the default processign take place too
     }
+    else if ( nMsg == WM_LBUTTONDBLCLK )
+    {
+        // emulate a click event to force an owner-drawn button to change its
+        // appearance - without this, it won't do it
+        (void)wxControl::MSWWindowProc(WM_LBUTTONDOWN, wParam, lParam);
+
+        // and conitnue with processing the message normally as well
+    }
 
     // let the base class do all real processing
     return wxControl::MSWWindowProc(nMsg, wParam, lParam);