Crash fix under VC++

[wxWidgets.git] / src / motif / statbmp.cpp

diff --git a/src/motif/statbmp.cpp b/src/motif/statbmp.cpp
index 05acdc7411769e44dcc6dddcc4549ad57715d914..215a77c3d333eb02383ef9f74f0254f95a6cb934 100644 (file)
--- a/src/motif/statbmp.cpp
+++ b/src/motif/statbmp.cpp
@@ -6,18 +6,33 @@
 // Created:     17/09/98
 // RCS-ID:      $Id$
 // Copyright:   (c) Julian Smart
-// Licence:    wxWindows licence
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
 #pragma implementation "statbmp.h"
 #endif
 
+// For compilers that support precompilation, includes "wx.h".
+#include "wx/wxprec.h"
+
+#include "wx/defs.h"
+
 #include "wx/statbmp.h"
 
-#if !USE_SHARED_LIBRARY
-IMPLEMENT_DYNAMIC_CLASS(wxStaticBitmap, wxControl)
+#ifdef __VMS__
+#pragma message disable nosimpint
 #endif
+#include <Xm/Xm.h>
+#include <Xm/Label.h>
+#include <Xm/LabelG.h>
+#ifdef __VMS__
+#pragma message enable nosimpint
+#endif
+
+#include "wx/motif/private.h"
+
+IMPLEMENT_DYNAMIC_CLASS(wxStaticBitmap, wxControl)
 
 /*
  * wxStaticBitmap
@@ -30,30 +45,119 @@ bool wxStaticBitmap::Create(wxWindow *parent, wxWindowID id,
            long style,
            const wxString& name)
 {
+    if( !CreateControl( parent, id, pos, size, style, wxDefaultValidator,
+                        name ) )
+        return false;
+
     m_messageBitmap = bitmap;
-    SetName(name);
-    if (parent) parent->AddChild(this);
+    m_messageBitmapOriginal = bitmap;
 
-    if ( id == -1 )
-           m_windowId = (int)NewControlId();
-    else
-           m_windowId = id;
+    Widget parentWidget = (Widget) parent->GetClientWidget();
 
-    m_windowStyle = style;
+    m_mainWidget = (WXWidget) XtVaCreateManagedWidget ("staticBitmap",
+#if USE_GADGETS
+                    xmLabelGadgetClass, parentWidget,
+#else
+                    xmLabelWidgetClass, parentWidget,
+#endif
+                    XmNalignment, XmALIGNMENT_BEGINNING,
+                    NULL);
+
+    ChangeBackgroundColour ();
+
+    DoSetBitmap();
+
+    ChangeFont(FALSE);
 
-    // TODO: create static bitmap control
-    return FALSE;
+    wxSize actualSize(size);
+    // work around the cases where the bitmap is a wxNull(Icon/Bitmap)
+    if (actualSize.x == -1)
+        actualSize.x = bitmap.Ok() ? bitmap.GetWidth() : 1;
+    if (actualSize.y == -1)
+        actualSize.y = bitmap.Ok() ? bitmap.GetHeight() : 1;
+    AttachWidget (parent, m_mainWidget, (WXWidget) NULL,
+                  pos.x, pos.y, actualSize.x, actualSize.y);
+
+    return true;
 }
 
-void wxStaticBitmap::SetSize(int x, int y, int width, int height, int sizeFlags)
+wxStaticBitmap::~wxStaticBitmap()
 {
-    // TODO
+    SetBitmap(wxNullBitmap);
+}
+
+void wxStaticBitmap::DoSetBitmap()
+{
+    Widget widget = (Widget) m_mainWidget;
+    int w2, h2;
+
+    if (m_messageBitmapOriginal.Ok())
+    {
+        w2 = m_messageBitmapOriginal.GetWidth();
+        h2 = m_messageBitmapOriginal.GetHeight();
+
+        Pixmap pixmap;
+
+        // Must re-make the bitmap to have its transparent areas drawn
+        // in the current widget background colour.
+        if (m_messageBitmapOriginal.GetMask())
+        {
+            int backgroundPixel;
+            XtVaGetValues( widget, XmNbackground, &backgroundPixel,
+                NULL);
+
+            wxColour col;
+            col.SetPixel(backgroundPixel);
+
+            wxBitmap newBitmap = wxCreateMaskedBitmap(m_messageBitmapOriginal, col);
+            m_messageBitmap = newBitmap;
+
+            pixmap = (Pixmap) m_messageBitmap.GetDrawable();
+        }
+        else
+        {
+            m_bitmapCache.SetBitmap( m_messageBitmap );
+            pixmap = (Pixmap)m_bitmapCache.GetLabelPixmap(widget);
+        }
+
+        XtVaSetValues (widget,
+            XmNlabelPixmap, pixmap,
+            XmNlabelType, XmPIXMAP,
+            NULL);
+
+        SetSize(w2, h2);
+    }
+    else
+    {
+        // Null bitmap: must not use current pixmap
+        // since it is no longer valid.
+        XtVaSetValues (widget,
+            XmNlabelType, XmSTRING,
+            XmNlabelPixmap, XmUNSPECIFIED_PIXMAP,
+            NULL);
+    }    
 }
 
 void wxStaticBitmap::SetBitmap(const wxBitmap& bitmap)
 {
     m_messageBitmap = bitmap;
+    m_messageBitmapOriginal = bitmap;
+
+    DoSetBitmap();
+}
+
+void wxStaticBitmap::ChangeBackgroundColour()
+{
+    wxWindow::ChangeBackgroundColour();
+
+    // must recalculate the background colour
+    m_bitmapCache.SetColoursChanged();
+    DoSetBitmap();
+}
 
-    // TODO: redraw bitmap
+void wxStaticBitmap::ChangeForegroundColour()
+{
+    m_bitmapCache.SetColoursChanged();
+    wxWindow::ChangeForegroundColour();
 }