// 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(); }