83df96d63a
added place-holding src/x11 and include/wx/x11 files. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@14015 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
135 lines
3.4 KiB
C++
135 lines
3.4 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: dcscreen.cpp
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// Purpose: wxScreenDC class
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// Author: Julian Smart
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// Modified by:
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// Created: 17/09/98
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// RCS-ID: $Id$
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// Copyright: (c) Julian Smart
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifdef __GNUG__
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#pragma implementation "dcscreen.h"
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#endif
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#include "wx/window.h"
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#include "wx/frame.h"
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#include "wx/dcscreen.h"
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#include "wx/utils.h"
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#ifdef __VMS__
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#pragma message disable nosimpint
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#endif
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#include <Xm/Xm.h>
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#ifdef __VMS__
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#pragma message enable nosimpint
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#endif
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#include "wx/motif/private.h"
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IMPLEMENT_DYNAMIC_CLASS(wxScreenDC, wxWindowDC)
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WXWindow wxScreenDC::sm_overlayWindow = 0;
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int wxScreenDC::sm_overlayWindowX = 0;
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int wxScreenDC::sm_overlayWindowY = 0;
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// Create a DC representing the whole screen
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wxScreenDC::wxScreenDC()
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{
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m_display = wxGetDisplay();
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Display* display = (Display*) m_display;
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if (sm_overlayWindow)
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{
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m_pixmap = sm_overlayWindow;
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m_deviceOriginX = - sm_overlayWindowX;
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m_deviceOriginY = - sm_overlayWindowY;
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}
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else
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m_pixmap = (WXPixmap) RootWindow(display, DefaultScreen(display));
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XGCValues gcvalues;
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gcvalues.foreground = BlackPixel (display, DefaultScreen (display));
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gcvalues.background = WhitePixel (display, DefaultScreen (display));
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gcvalues.graphics_exposures = False;
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gcvalues.subwindow_mode = IncludeInferiors;
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gcvalues.line_width = 1;
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m_gc = XCreateGC (display, RootWindow (display, DefaultScreen (display)),
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GCForeground | GCBackground | GCGraphicsExposures | GCLineWidth | GCSubwindowMode,
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&gcvalues);
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m_backgroundPixel = (int) gcvalues.background;
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m_ok = TRUE;
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}
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wxScreenDC::~wxScreenDC()
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{
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EndDrawingOnTop();
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}
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bool wxScreenDC::StartDrawingOnTop(wxWindow* window)
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{
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wxRect rect;
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int x, y, width, height;
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window->GetPosition(& x, & y);
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if (window->GetParent() && !window->IsKindOf(CLASSINFO(wxFrame)))
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window->GetParent()->ClientToScreen(& x, & y);
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window->GetSize(& width, & height);
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rect.x = x; rect.y = y;
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rect.width = width; rect.height = height;
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return StartDrawingOnTop(& rect);
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}
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bool wxScreenDC::StartDrawingOnTop(wxRect* rect)
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{
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if (sm_overlayWindow)
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return FALSE;
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Display *dpy = (Display*) wxGetDisplay();
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Pixmap screenPixmap = RootWindow(dpy, DefaultScreen(dpy));
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int x = 0;
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int y = 0;
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int width, height;
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wxDisplaySize(&width, &height);
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if (rect)
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{
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x = rect->x; y = rect->y;
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width = rect->width; height = rect->height;
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}
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sm_overlayWindowX = x;
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sm_overlayWindowY = y;
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XSetWindowAttributes attributes;
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attributes.override_redirect = True;
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unsigned long valueMask = CWOverrideRedirect;
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sm_overlayWindow = (WXWindow) XCreateWindow(dpy, screenPixmap, x, y, width, height, 0,
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wxDisplayDepth(), InputOutput,
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DefaultVisual(dpy, 0), valueMask,
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& attributes);
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if (sm_overlayWindow)
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{
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XMapWindow(dpy, (Window) sm_overlayWindow);
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return TRUE;
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}
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else
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return FALSE;
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}
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bool wxScreenDC::EndDrawingOnTop()
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{
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if (sm_overlayWindow)
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{
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XDestroyWindow((Display*) wxGetDisplay(), (Window) sm_overlayWindow);
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sm_overlayWindow = 0;
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return TRUE;
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}
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else
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return FALSE;
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}
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