Implement left indentation and tab stops support in wxTextCtrl, patch #1518114 -...

[wxWidgets.git] / src / common / dcbase.cpp

diff --git a/src/common/dcbase.cpp b/src/common/dcbase.cpp
index 7951998fec1973fb671561d7321fee3fb0ec8faf..e5063b5ed844a34657443fc7d2ac99efb4790ea0 100644 (file)
--- a/src/common/dcbase.cpp
+++ b/src/common/dcbase.cpp
@@ -1151,9 +1151,13 @@ void wxDCBase::CalculateEllipticPoints( wxList* points,
 // temporary home for wxOverlay
 //
 
+#include "wx/dcclient.h"
+#include "wx/dcmemory.h"
+
 #if defined(wxMAC_USE_CORE_GRAPHICS) && wxMAC_USE_CORE_GRAPHICS
 
 #include "wx/mac/private.h"
+#include "wx/toplevel.h"
 
 class wxOverlayImpl
 {
@@ -1178,10 +1182,20 @@ public:
     void Clear( wxWindowDC* dc);
 
 private:
-    WindowRef m_overlayWindow ;
+    OSStatus CreateOverlayWindow();
+    
+    void MacGetBounds( Rect *bounds );
+    
+    WindowRef m_overlayWindow;
+    WindowRef m_overlayParentWindow;
     CGContextRef m_overlayContext ;
     // we store the window in case we would have to issue a Refresh()
     wxWindow* m_window ;
+    
+    int m_x ;
+    int m_y ;
+    int m_width ;
+    int m_height ;
 } ;
 
 wxOverlayImpl::wxOverlayImpl()
@@ -1198,7 +1212,36 @@ wxOverlayImpl::~wxOverlayImpl()
 
 bool wxOverlayImpl::IsOk() 
 {
-    return m_overlayContext != NULL ;
+    return m_overlayWindow != NULL ;
+}
+
+void wxOverlayImpl::MacGetBounds( Rect *bounds )
+{
+    wxPoint origin(0,0);
+    origin = m_window->ClientToScreen( origin );
+    bounds->top = origin.y;
+    bounds->left = origin.x;
+    bounds->bottom = origin.y+m_y+m_height;
+    bounds->right = origin.x+m_x+m_width;
+}
+
+OSStatus wxOverlayImpl::CreateOverlayWindow()
+{
+    OSStatus err;
+
+    WindowAttributes overlayAttributes  = kWindowIgnoreClicksAttribute;
+        
+    m_overlayParentWindow =(WindowRef) m_window->MacGetTopLevelWindowRef();
+    
+    Rect bounds ;
+    MacGetBounds(&bounds);
+    err  = CreateNewWindow( kOverlayWindowClass, overlayAttributes, &bounds, &m_overlayWindow );  
+    if ( err == noErr ) 
+    {
+        SetWindowGroup( m_overlayWindow, GetWindowGroup(m_overlayParentWindow));    //  Put them in the same group so that their window layers are consistent
+        ShowWindow(m_overlayWindow);
+    }
+    return err;
 }
 
 void wxOverlayImpl::Init( wxWindowDC* dc, int x , int y , int width , int height )
@@ -1206,17 +1249,16 @@ void wxOverlayImpl::Init( wxWindowDC* dc, int x , int y , int width , int height
     wxASSERT_MSG( !IsOk() , _("You cannot Init an overlay twice") );
 
     m_window = dc->GetWindow(); 
+    m_x = x ;
+    m_y = y ;
+    m_width = width ;
+    m_height = height ;
     
-    wxPoint origin(0,0);
-    origin = m_window->ClientToScreen( origin );
-    Rect bounds = { origin.y, origin.x, origin.y+y+height, origin.x+x+width } ;
-    
-    UInt32 flags = kWindowHideOnSuspendAttribute | kWindowIgnoreClicksAttribute;
-    OSStatus err = CreateNewWindow( kOverlayWindowClass, flags, &bounds, &m_overlayWindow );
+    OSStatus err = CreateOverlayWindow();
     wxASSERT_MSG(  err == noErr , _("Couldn't create the overlay window") );
-    ShowWindow(m_overlayWindow);
+
     err = QDBeginCGContext(GetWindowPort(m_overlayWindow), &m_overlayContext);
-    CGContextTranslateCTM( m_overlayContext, 0, bounds.bottom - bounds.top );
+    CGContextTranslateCTM( m_overlayContext, 0, m_height+m_y );
     CGContextScaleCTM( m_overlayContext, 1, -1 );
     wxASSERT_MSG(  err == noErr , _("Couldn't init the context on the overlay window") );
 }
@@ -1225,21 +1267,27 @@ void wxOverlayImpl::BeginDrawing( wxWindowDC* dc)
 {
     delete dc->m_graphicContext ;
     dc->m_graphicContext = new wxMacCGContext( m_overlayContext );
+    // we are right now startin at 0,0 not at the wxWindow's origin, so most of the calculations 
+    // int dc are already corect
+    // just to make sure :
     dc->m_macLocalOrigin.x = 0 ;
     dc->m_macLocalOrigin.y = 0 ;
+    wxSize size = m_window->GetSize() ;
+    dc->SetClippingRegion( 0 , 0 , size.x , size.y ) ;
 }
 
 void wxOverlayImpl::EndDrawing( wxWindowDC* dc)
 {
+    delete dc->m_graphicContext ;
+    dc->m_graphicContext = NULL ;
+
 }
 
 void wxOverlayImpl::Clear(wxWindowDC* dc) 
 {
     wxASSERT_MSG( IsOk() , _("You cannot Clear an overlay that is not inited") );
-    delete dc->m_graphicContext ;
-    dc->m_graphicContext = NULL ;
-
-    Reset();
+    CGRect box  = CGRectMake( m_x - 1, m_y - 1 , m_width + 2 , m_height + 2 );
+    CGContextClearRect( m_overlayContext, box );
 }
 
 void wxOverlayImpl::Reset()
@@ -1250,7 +1298,7 @@ void wxOverlayImpl::Reset()
         wxASSERT_MSG(  err == noErr , _("Couldn't end the context on the overlay window") );
 
         m_overlayContext = NULL ;
-    }
+    }    
     
     // todo : don't dispose, only hide and reposition on next run
     if (m_overlayWindow)
@@ -1264,7 +1312,7 @@ void wxOverlayImpl::Reset()
 //
 //
 
-#else
+#else // ie not wxMAC_USE_CORE_GRAPHICS
 
 class wxOverlayImpl
 {
@@ -1294,12 +1342,20 @@ private:
     int m_y ;
     int m_width ;
     int m_height ;
+// this is to enable wxMOTIF and UNIV to compile....
+// currently (10 oct 06) we don't use m_window
+// ce - how do we fix this
+#if defined(__WXGTK__) || defined(__WXMSW__)
+//    
     wxWindow* m_window ;
+#endif   
 } ;
 
 wxOverlayImpl::wxOverlayImpl()
 {
-    m_window = NULL ;
+#if defined(__WXGTK__) || defined(__WXMSW__)
+     m_window = NULL ;
+#endif   
      m_x = m_y = m_width = m_height = 0 ;
 }
 
@@ -1314,8 +1370,14 @@ bool wxOverlayImpl::IsOk()
 
 void wxOverlayImpl::Init( wxWindowDC* dc, int x , int y , int width , int height )
 {
+#if defined(__WXGTK__)
+    m_window = dc->m_owner;
+#else
+    #if defined (__WXMSW__) 
     m_window = dc->GetWindow();
-    
+    #endif  // __WXMSW__
+   
+#endif
     wxMemoryDC dcMem ;
     m_bmpSaved.Create( width, height );
     dcMem.SelectObject( m_bmpSaved );
@@ -1324,7 +1386,7 @@ void wxOverlayImpl::Init( wxWindowDC* dc, int x , int y , int width , int height
     m_width = width ;
     m_height = height ;
 #if defined(__WXGTK__) && !defined(__WX_DC_BLIT_FIXED__)
-    wxPoint pt = dcWin.GetDeviceOrigin();
+    wxPoint pt = dc->GetDeviceOrigin();
     x += pt.x;
     y += pt.y;
 #endif // broken wxGTK wxDC::Blit