extending calculation of visible region

[wxWidgets.git] / src / generic / dragimgg.cpp

diff --git a/src/generic/dragimgg.cpp b/src/generic/dragimgg.cpp
index 40c71aba6ffec08dd94e77dad1f7096ac65d0c32..20e90cf378bd9c9de60a7d1e9c0f456268e8d8a1 100644 (file)
--- a/src/generic/dragimgg.cpp
+++ b/src/generic/dragimgg.cpp
@@ -17,7 +17,7 @@
 // headers
 // ----------------------------------------------------------------------------
 
-#ifdef __GNUG__
+#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
 #pragma implementation "dragimgg.h"
 #endif
 
@@ -28,6 +28,8 @@
 #pragma hdrstop
 #endif
 
+#if wxUSE_DRAGIMAGE
+
 #ifndef WX_PRECOMP
 #include <stdio.h>
 #include "wx/setup.h"
@@ -128,7 +130,7 @@ bool wxGenericDragImage::Create(const wxIcon& image, const wxCursor& cursor)
 // Create a drag image from a string and optional cursor
 bool wxGenericDragImage::Create(const wxString& str, const wxCursor& cursor)
 {
-    wxFont font(wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT));
+    wxFont font(wxSystemSettings::GetFont(wxSYS_DEFAULT_GUI_FONT));
 
     long w, h;
     wxScreenDC dc;
@@ -137,12 +139,12 @@ bool wxGenericDragImage::Create(const wxString& str, const wxCursor& cursor)
     dc.SetFont(wxNullFont);
 
     wxMemoryDC dc2;
-    dc2.SetFont(font);
 
     // Sometimes GetTextExtent isn't accurate enough, so make it longer
     wxBitmap bitmap((int) ((w+2) * 1.5), (int) h+2);
     dc2.SelectObject(bitmap);
 
+    dc2.SetFont(font);
     dc2.SetBackground(* wxWHITE_BRUSH);
     dc2.Clear();
     dc2.SetBackgroundMode(wxTRANSPARENT);
@@ -162,27 +164,31 @@ bool wxGenericDragImage::Create(const wxString& str, const wxCursor& cursor)
 
 #if wxUSE_IMAGE_IN_DRAGIMAGE
     // Make the bitmap masked
-    wxImage image(bitmap);
+    wxImage image = bitmap.ConvertToImage();
     image.SetMaskColour(255, 255, 255);
-    bitmap = image.ConvertToBitmap();
+    bitmap = wxBitmap(image);
 #endif
 
     return Create(bitmap, cursor);
 }
 
+#if wxUSE_TREECTRL
 // Create a drag image for the given tree control item
 bool wxGenericDragImage::Create(const wxTreeCtrl& treeCtrl, wxTreeItemId& id)
 {
     wxString str = treeCtrl.GetItemText(id);
     return Create(str);
 }
+#endif
 
+#if wxUSE_LISTCTRL
 // Create a drag image for the given list control item
 bool wxGenericDragImage::Create(const wxListCtrl& listCtrl, long id)
 {
     wxString str = listCtrl.GetItemText(id);
     return Create(str);
 }
+#endif
 
 // Begin drag
 bool wxGenericDragImage::BeginDrag(const wxPoint& hotspot,
@@ -248,7 +254,9 @@ bool wxGenericDragImage::BeginDrag(const wxPoint& hotspot,
         (*backing) = wxBitmap(clientSize.x, clientSize.y);
 
     if (!m_fullScreen)
+    {
         m_windowDC = new wxClientDC(window);
+    }
     else
     {
         m_windowDC = new wxScreenDC;
@@ -291,7 +299,13 @@ bool wxGenericDragImage::EndDrag()
 {
     if (m_window)
     {
-        m_window->ReleaseMouse();
+#ifdef __WXMSW__
+        // Under Windows we can be pretty sure this test will give
+        // the correct results
+        if (wxWindow::GetCapture() == m_window)
+#endif
+            m_window->ReleaseMouse();
+
         if (m_cursor.Ok() && m_oldCursor.Ok())
         {
             m_window->SetCursor(m_oldCursor);
@@ -368,7 +382,8 @@ bool wxGenericDragImage::Show()
 bool wxGenericDragImage::UpdateBackingFromWindow(wxDC& windowDC, wxMemoryDC& destDC,
     const wxRect& sourceRect, const wxRect& destRect) const
 {
-    return destDC.Blit(destRect.x, destRect.y, destRect.width, destRect.height, & windowDC, sourceRect.x, sourceRect.y);
+    return destDC.Blit(destRect.x, destRect.y, destRect.width, destRect.height, & windowDC,
+        sourceRect.x, sourceRect.y);
 }
 
 bool wxGenericDragImage::Hide()
@@ -498,3 +513,4 @@ wxRect wxGenericDragImage::GetImageRect(const wxPoint& pos) const
     }
 }
 
+#endif // wxUSE_DRAGIMAGE