removed useless assert from wxArray::Alloc

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

diff --git a/src/msw/button.cpp b/src/msw/button.cpp
index 86f833762c9e4a77ecac30d891699d595b399567..72e64675f77daba340c07dcd4d82ca2ac91e54c4 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);
 
@@ -232,13 +255,14 @@ void wxButton::Command(wxCommandEvent & event)
 // event/message handlers
 // ----------------------------------------------------------------------------
 
-bool wxButton::MSWCommand(WXUINT param, WXWORD id)
+bool wxButton::MSWCommand(WXUINT param, WXWORD WXUNUSED(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);
@@ -338,10 +370,11 @@ bool wxButton::SetForegroundColour(const wxColour &colour)
    The button frame looks like this normally:
 
    WWWWWWWWWWWWWWWWWWB
-   W                GB
-   W                GB
-   W                GB  where W, G, B are white, grey and black pixels
-   W                GB
+   WHHHHHHHHHHHHHHHHGB  W = white       (HILIGHT)
+   WH               GB  H = light grey  (LIGHT)
+   WH               GB  G = dark grey   (SHADOW)
+   WH               GB  B = black       (DKSHADOW)
+   WH               GB
    WGGGGGGGGGGGGGGGGGB
    BBBBBBBBBBBBBBBBBBB
 
@@ -350,8 +383,9 @@ bool wxButton::SetForegroundColour(const wxColour &colour)
 
    BBBBBBBBBBBBBBBBBBB
    BWWWWWWWWWWWWWWWWBB
-   BW              GBB
-   BW              GBB
+   BWHHHHHHHHHHHHHHGBB
+   BWH             GBB
+   BWH             GBB
    BWGGGGGGGGGGGGGGGBB
    BBBBBBBBBBBBBBBBBBB
    BBBBBBBBBBBBBBBBBBB
@@ -363,6 +397,7 @@ bool wxButton::SetForegroundColour(const wxColour &colour)
    BG               GB
    BG               GB
    BG               GB
+   BG               GB
    BGGGGGGGGGGGGGGGGGB
    BBBBBBBBBBBBBBBBBBB
 */
@@ -373,9 +408,10 @@ static void DrawButtonFrame(HDC hdc, const RECT& rectBtn,
     RECT r;
     CopyRect(&r, &rectBtn);
 
-    HPEN hpenBlack = CreatePen(PS_SOLID, 1, GetSysColor(COLOR_3DDKSHADOW)),
-         hpenGrey = CreatePen(PS_SOLID, 1, GetSysColor(COLOR_3DSHADOW)),
-         hpenWhite = CreatePen(PS_SOLID, 1, GetSysColor(COLOR_3DHILIGHT));
+    HPEN hpenBlack   = CreatePen(PS_SOLID, 1, GetSysColor(COLOR_3DDKSHADOW)),
+         hpenGrey    = CreatePen(PS_SOLID, 1, GetSysColor(COLOR_3DSHADOW)),
+         hpenLightGr = CreatePen(PS_SOLID, 1, GetSysColor(COLOR_3DLIGHT)),
+         hpenWhite   = CreatePen(PS_SOLID, 1, GetSysColor(COLOR_3DHILIGHT));
 
     HPEN hpenOld = (HPEN)SelectObject(hdc, hpenBlack);
 
@@ -409,6 +445,11 @@ static void DrawButtonFrame(HDC hdc, const RECT& rectBtn,
         LineTo(hdc, r.left, r.top);
         LineTo(hdc, r.right, r.top);
 
+        (void)SelectObject(hdc, hpenLightGr);
+        MoveToEx(hdc, r.left + 1, r.bottom - 2, NULL);
+        LineTo(hdc, r.left + 1, r.top + 1);
+        LineTo(hdc, r.right - 1, r.top + 1);
+
         (void)SelectObject(hdc, hpenGrey);
         MoveToEx(hdc, r.left + 1, r.bottom - 1, NULL);
         LineTo(hdc, r.right - 1, r.bottom - 1);
@@ -417,6 +458,7 @@ static void DrawButtonFrame(HDC hdc, const RECT& rectBtn,
 
     (void)SelectObject(hdc, hpenOld);
     DeleteObject(hpenWhite);
+    DeleteObject(hpenLightGr);
     DeleteObject(hpenGrey);
     DeleteObject(hpenBlack);
 }