/////////////////////////////////////////////////////////////////////////////
// Name: dcscreen.cpp
// Purpose: wxScreenDC class
-// Author: Julian Smart
+// Author: Julian Smart, Robert Roebling
// Modified by:
// Created: 17/09/98
// RCS-ID: $Id$
-// Copyright: (c) Julian Smart
+// Copyright: (c) Julian Smart, Robert Roebling
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
-#ifdef __GNUG__
-#pragma implementation "dcscreen.h"
-#endif
-
#include "wx/window.h"
#include "wx/frame.h"
#include "wx/dcscreen.h"
#include "wx/utils.h"
-
-#ifdef __VMS__
-#pragma message disable nosimpint
-#endif
-
-#ifdef __VMS__
-#pragma message enable nosimpint
-#endif
+#include "wx/app.h"
+#include "wx/fontutil.h"
#include "wx/x11/private.h"
-IMPLEMENT_DYNAMIC_CLASS(wxScreenDC, wxWindowDC)
+//-----------------------------------------------------------------------------
+// global data initialization
+//-----------------------------------------------------------------------------
-WXWindow wxScreenDC::sm_overlayWindow = 0;
+WXWindow *wxScreenDC::sm_overlayWindow = (WXWindow*) NULL;
int wxScreenDC::sm_overlayWindowX = 0;
int wxScreenDC::sm_overlayWindowY = 0;
-// Create a DC representing the whole screen
+//-----------------------------------------------------------------------------
+// wxScreenDC
+//-----------------------------------------------------------------------------
+
+IMPLEMENT_DYNAMIC_CLASS(wxScreenDC,wxPaintDC)
+
wxScreenDC::wxScreenDC()
{
- m_display = wxGetDisplay();
- Display* display = (Display*) m_display;
+ m_ok = FALSE;
- if (sm_overlayWindow)
- {
- m_pixmap = sm_overlayWindow;
- m_deviceOriginX = - sm_overlayWindowX;
- m_deviceOriginY = - sm_overlayWindowY;
- }
- else
- m_pixmap = (WXPixmap) RootWindow(display, DefaultScreen(display));
+ m_display = (WXDisplay *) wxGlobalDisplay();
- XGCValues gcvalues;
- gcvalues.foreground = BlackPixel (display, DefaultScreen (display));
- gcvalues.background = WhitePixel (display, DefaultScreen (display));
- gcvalues.graphics_exposures = False;
- gcvalues.subwindow_mode = IncludeInferiors;
- gcvalues.line_width = 1;
- m_gc = XCreateGC (display, RootWindow (display, DefaultScreen (display)),
- GCForeground | GCBackground | GCGraphicsExposures | GCLineWidth | GCSubwindowMode,
- &gcvalues);
+ int screen = DefaultScreen( (Display*) m_display );
+ m_cmap = (WXColormap) DefaultColormap( (Display*) m_display, screen );
- m_backgroundPixel = (int) gcvalues.background;
- m_ok = TRUE;
+ m_window = (WXWindow) RootWindow( (Display*) m_display, screen );
+
+ m_isScreenDC = TRUE;
+
+#if wxUSE_UNICODE
+ m_context = wxTheApp->GetPangoContext();
+ m_fontdesc = wxNORMAL_FONT->GetNativeFontInfo()->description;
+#endif
+
+ SetUpDC();
+
+ XSetSubwindowMode( (Display*) m_display, (GC) m_penGC, IncludeInferiors );
+ XSetSubwindowMode( (Display*) m_display, (GC) m_brushGC, IncludeInferiors );
+ XSetSubwindowMode( (Display*) m_display, (GC) m_textGC, IncludeInferiors );
+ XSetSubwindowMode( (Display*) m_display, (GC) m_bgGC, IncludeInferiors );
}
wxScreenDC::~wxScreenDC()
{
+ XSetSubwindowMode( (Display*) m_display, (GC) m_penGC, ClipByChildren );
+ XSetSubwindowMode( (Display*) m_display, (GC) m_brushGC, ClipByChildren );
+ XSetSubwindowMode( (Display*) m_display, (GC) m_textGC, ClipByChildren );
+ XSetSubwindowMode( (Display*) m_display, (GC) m_bgGC, ClipByChildren );
+
EndDrawingOnTop();
}
-bool wxScreenDC::StartDrawingOnTop(wxWindow* window)
+bool wxScreenDC::StartDrawingOnTop( wxWindow *window )
{
+ if (!window) return StartDrawingOnTop();
+
+ int x = 0;
+ int y = 0;
+ window->GetPosition( &x, &y );
+ int w = 0;
+ int h = 0;
+ window->GetSize( &w, &h );
+ window->ClientToScreen( &x, &y );
+
wxRect rect;
- int x, y, width, height;
- window->GetPosition(& x, & y);
- if (window->GetParent() && !window->IsKindOf(CLASSINFO(wxFrame)))
- window->GetParent()->ClientToScreen(& x, & y);
- window->GetSize(& width, & height);
- rect.x = x; rect.y = y;
- rect.width = width; rect.height = height;
-
- return StartDrawingOnTop(& rect);
+ rect.x = x;
+ rect.y = y;
+ rect.width = 0;
+ rect.height = 0;
+
+ return StartDrawingOnTop( &rect );
}
-bool wxScreenDC::StartDrawingOnTop(wxRect* rect)
+bool wxScreenDC::StartDrawingOnTop( wxRect *rectIn )
{
- if (sm_overlayWindow)
- return FALSE;
-
- Display *dpy = (Display*) wxGetDisplay();
- Pixmap screenPixmap = RootWindow(dpy, DefaultScreen(dpy));
-
- int x = 0;
- int y = 0;
- int width, height;
- wxDisplaySize(&width, &height);
-
- if (rect)
+ // VZ: should we do the same thing that wxMotif wxScreenDC does here?
+#if 0
+ wxRect rect;
+ if ( rectIn )
{
- x = rect->x; y = rect->y;
- width = rect->width; height = rect->height;
+ rect = *rectIn;
}
- sm_overlayWindowX = x;
- sm_overlayWindowY = y;
-
- XSetWindowAttributes attributes;
- attributes.override_redirect = True;
- unsigned long valueMask = CWOverrideRedirect;
-
- sm_overlayWindow = (WXWindow) XCreateWindow(dpy, screenPixmap, x, y, width, height, 0,
- wxDisplayDepth(), InputOutput,
- DefaultVisual(dpy, 0), valueMask,
- & attributes);
-
- if (sm_overlayWindow)
+ else
{
- XMapWindow(dpy, (Window) sm_overlayWindow);
- return TRUE;
+ rect.x =
+ rect.y = 0;
+
+ DoGetSize(&rect.width, &rect.height);
}
- else
- return FALSE;
+#endif // 0
+
+ return TRUE;
}
bool wxScreenDC::EndDrawingOnTop()
{
- if (sm_overlayWindow)
- {
- XDestroyWindow((Display*) wxGetDisplay(), (Window) sm_overlayWindow);
- sm_overlayWindow = 0;
- return TRUE;
- }
- else
- return FALSE;
+ return TRUE;
+}
+
+void wxScreenDC::DoGetSize(int *width, int *height) const
+{
+ wxDisplaySize(width, height);
}