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// FbRootWindow.cc
// Copyright (c) 2003 Henrik Kinnunen (fluxgen<at>users.sourceforge.net)
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
// $Id: FbRootWindow.cc,v 1.2 2003/05/12 04:29:50 fluxgen Exp $
#include "FbRootWindow.hh"
#include "App.hh"
#include <X11/Xutil.h>
FbRootWindow::FbRootWindow(int screen_num):
FbTk::FbWindow(RootWindow(FbTk::App::instance()->display(), screen_num)),
m_visual(0),
m_colormap(0) {
Display *disp = FbTk::App::instance()->display();
// search for a TrueColor Visual... if we can't find one... we will use the
// default visual for the screen
XVisualInfo vinfo_template, *vinfo_return;
int vinfo_nitems;
vinfo_template.screen = screen_num;
vinfo_template.c_class = TrueColor;
if ((vinfo_return = XGetVisualInfo(disp,
VisualScreenMask | VisualClassMask,
&vinfo_template, &vinfo_nitems)) &&
vinfo_nitems > 0) {
for (int i = 0; i < vinfo_nitems; i++) {
if (DefaultDepth(disp, screen_num) < vinfo_return[i].depth)
m_visual = vinfo_return[i].visual;
}
XFree(vinfo_return);
}
if (m_visual) {
m_colormap = XCreateColormap(disp, window(),
m_visual, AllocNone);
} else {
m_visual = DefaultVisual(disp, screen_num);
m_colormap = DefaultColormap(disp, screen_num);
}
}
void FbRootWindow::updateGeometry() {
FbWindow::updateGeometry();
}
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