use AlphaBlt() when blitting to a bitmap with alpha channel too (patch 991166)

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

diff --git a/src/msw/control.cpp b/src/msw/control.cpp
index 7b4bdfa54291cced27ff24e91e6bd2680826f8e9..ef6dfe5b9850f356ec63fff425351c22c03429fa 100644 (file)
--- a/src/msw/control.cpp
+++ b/src/msw/control.cpp
@@ -66,7 +66,7 @@ END_EVENT_TABLE()
 
 wxControl::~wxControl()
 {
-    m_isBeingDeleted = TRUE;
+    m_isBeingDeleted = true;
 }
 
 // ----------------------------------------------------------------------------
@@ -82,13 +82,13 @@ bool wxControl::Create(wxWindow *parent,
                        const wxString& name)
 {
     if ( !wxWindow::Create(parent, id, pos, size, style, name) )
-        return FALSE;
+        return false;
 
 #if wxUSE_VALIDATORS
     SetValidator(validator);
 #endif
 
-    return TRUE;
+    return true;
 }
 
 bool wxControl::MSWCreateControl(const wxChar *classname,
@@ -126,12 +126,12 @@ bool wxControl::MSWCreateControl(const wxChar *classname,
     }
 
     // choose the position for the control
-    int x = pos.x == -1 ? 0 : pos.x,
-        y = pos.y == -1 ? 0 : pos.y,
-        w = size.x == -1 ? 0 : size.x,
-        h = size.y == -1 ? 0 : size.y;
+    int x = pos.x == wxDefaultCoord ? 0 : pos.x,
+        y = pos.y == wxDefaultCoord ? 0 : pos.y,
+        w = size.x == wxDefaultCoord ? 0 : size.x,
+        h = size.y == wxDefaultCoord ? 0 : size.y;
 
-    // ... and adjust it to account for ap ossible parent frames toolbar
+    // ... and adjust it to account for a possible parent frames toolbar
     AdjustForParentClientOrigin(x, y);
 
     m_hWnd = (WXHWND)::CreateWindowEx
@@ -152,14 +152,14 @@ bool wxControl::MSWCreateControl(const wxChar *classname,
         wxLogDebug(wxT("Failed to create a control of class '%s'"), classname);
         wxFAIL_MSG(_T("something is very wrong, CreateWindowEx failed"));
 
-        return FALSE;
+        return false;
     }
 
 #if wxUSE_CTL3D
     if ( want3D )
     {
         Ctl3dSubclassCtl(GetHwnd());
-        m_useCtl3D = TRUE;
+        m_useCtl3D = true;
     }
 #endif // wxUSE_CTL3D
 
@@ -168,12 +168,13 @@ bool wxControl::MSWCreateControl(const wxChar *classname,
 
     // set up fonts and colours
     InheritAttributes();
-    SetFont(GetDefaultAttributes().font);
+    if (!m_hasFont)
+        SetFont(GetDefaultAttributes().font);
 
     // set the size now if no initial size specified
     SetInitialBestSize(size);
 
-    return TRUE;
+    return true;
 }
 
 // ----------------------------------------------------------------------------
@@ -205,6 +206,37 @@ wxSize wxControl::DoGetBestSize() const
     return wxSize(DEFAULT_ITEM_WIDTH, DEFAULT_ITEM_HEIGHT);
 }
 
+// This is a helper for all wxControls made with UPDOWN native control.
+// In wxMSW it was only wxSpinCtrl derived from wxSpinButton but in
+// WinCE of Smartphones this happens also for native wxTextCtrl,
+// wxChoice and others.
+wxSize wxControl::GetBestSpinerSize(const bool is_vertical) const
+{
+    // take size according to layout
+    wxSize bestSize(
+#if defined(__SMARTPHONE__) && defined(__WXWINCE__)
+                    0,GetCharHeight()
+#else
+                    GetSystemMetrics(is_vertical ? SM_CXVSCROLL : SM_CXHSCROLL),
+                    GetSystemMetrics(is_vertical ? SM_CYVSCROLL : SM_CYHSCROLL)
+#endif
+    );
+
+    // correct size as for undocumented MSW variants cases (WinCE and perhaps others)
+    if (bestSize.x==0)
+        bestSize.x = bestSize.y;
+    if (bestSize.y==0)
+        bestSize.y = bestSize.x;
+
+    // double size according to layout
+    if (is_vertical)
+        bestSize.y *= 2;
+    else
+        bestSize.x *= 2;
+
+    return bestSize;
+}
+
 /* static */ wxVisualAttributes
 wxControl::GetClassDefaultAttributes(wxWindowVariant WXUNUSED(variant))
 {
@@ -249,7 +281,7 @@ bool wxControl::MSWOnNotify(int idCtrl,
                             WXLPARAM lParam,
                             WXLPARAM* result)
 {
-    wxEventType eventType = wxEVT_NULL;
+    wxEventType eventType wxDUMMY_INITIALIZE(wxEVT_NULL);
 
     NMHDR *hdr = (NMHDR*) lParam;
     switch ( hdr->code )
@@ -359,7 +391,7 @@ WXHBRUSH wxControl::OnCtlColor(WXHDC pDC, WXHWND WXUNUSED(pWnd), WXUINT WXUNUSED
 //
 // Call this repeatedly for several wnds to find the overall size
 // of the widget.
-// Call it initially with -1 for all values in rect.
+// Call it initially with wxDefaultCoord 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)