/*
* Copyright (C) 2011 Google Inc. All rights reserved.
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* modification, are permitted provided that the following conditions are
* met:
*
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* in the documentation and/or other materials provided with the
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*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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#include "config.h"
#include "WebScreenInfoFactory.h"
#include "public/platform/WebScreenInfo.h"
#include <X11/Xlib.h>
namespace blink {
// FIXME: Take an X window and use XRandR to find the dimensions of the monitor
// that it's on (probably using XRRGetScreenInfo() and XRRConfigSizes() from
// X11/extensions/Xrandr.h). GDK provides a gdk_screen_get_monitor_geometry()
// function, but it appears to return stale data after the screen is resized.
WebScreenInfo WebScreenInfoFactory::screenInfo(Display* display, int screenNumber)
{
// XDisplayWidth() and XDisplayHeight() return cached values. To ensure that
// we return the correct dimensions after the screen is resized, query the
// root window's geometry each time.
Window root = RootWindow(display, screenNumber);
Window rootRet;
int x, y;
unsigned width, height, border, depth;
XGetGeometry(
display, root, &rootRet, &x, &y, &width, &height, &border, &depth);
WebScreenInfo results;
// FIXME: Initialize the device scale factor.
// FIXME: Not all screens use 8bpp.
results.depthPerComponent = 8;
results.depth = depth;
results.isMonochrome = depth == 1;
results.rect = WebRect(x, y, width, height);
// FIXME: Query the _NET_WORKAREA property from EWMH.
results.availableRect = results.rect;
return results;
}
} // namespace blink