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xfitman.cpp
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/* BEGIN_COMMON_COPYRIGHT_HEADER
* (c)LGPL2+
*
* Razor - a lightweight, Qt based, desktop toolset
* http://razor-qt.org
*
* Copyright: 2010-2011 Razor team
* Authors:
* Christopher "VdoP" Regali
* Alexander Sokoloff <[email protected]>
*
* This program or library is free software; you can redistribute it
* and/or modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General
* Public License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301 USA
*
* END_COMMON_COPYRIGHT_HEADER */
#include <QtGui/QX11Info>
#include <QtCore/QList>
#include <QtGui/QApplication>
#include <QtCore/QDebug>
#include <QtGui/QDesktopWidget>
#include <stdint.h>
#include "xfitman.h"
#include <stdio.h>
#include <stdlib.h>
#include <X11/Xutil.h>
#include <assert.h>
#include <X11/Xatom.h>
#include <X11/Xlib.h>
#include <QtGui/QWidget>
#include <QtGui/QIcon>
/**
* @file xfitman.cpp
* @brief implements class Xfitman
* @author Christopher "VdoP" Regali
*/
/*
Some requests from Clients include type of the Client, for example the _NET_ACTIVE_WINDOW
message. Currently the types can be 1 for normal applications, and 2 for pagers.
See http://standards.freedesktop.org/wm-spec/latest/ar01s09.html#sourceindication
*/
#define SOURCE_NORMAL 1
#define SOURCE_PAGER 2
/*
_NET_WM_STATE actions
*/
#define _NET_WM_STATE_REMOVE 0 // remove/unset property
#define _NET_WM_STATE_ADD 1 // add/set property
#define _NET_WM_STATE_TOGGLE 2 // toggle property
const XfitMan& xfitMan()
{
static XfitMan instance;
return instance;
}
/**
* @brief constructor: gets Display vars and registers us
*/
XfitMan::XfitMan()
{
root = QX11Info::appRootWindow();
}
/**
* @brief moves a window to a new position
*/
void XfitMan::moveWindow(Window _win, int _x, int _y) const
{
XMoveWindow(QX11Info::display(), _win, _x, _y);
}
/************************************************
************************************************/
bool XfitMan::getWindowProperty(Window window,
Atom atom, // property
Atom reqType, // req_type
unsigned long* resultLen,// nitems_return
unsigned char** result // prop_return
) const
{
int format;
unsigned long type, rest;
return XGetWindowProperty(QX11Info::display(), window, atom, 0, 4096, false,
reqType, &type, &format, resultLen, &rest,
result) == Success;
}
/************************************************
************************************************/
bool XfitMan::getRootWindowProperty(Atom atom, // property
Atom reqType, // req_type
unsigned long* resultLen,// nitems_return
unsigned char** result // prop_return
) const
{
return getWindowProperty(root, atom, reqType, resultLen, result);
}
/**
* @brief this one gets the active application window.
*/
Window XfitMan::getActiveAppWindow() const
{
Window window = getActiveWindow();
if (window == 0)
return 0;
if (acceptWindow(window))
return window;
Window transFor = None;
if (XGetTransientForHint(QX11Info::display(), window, &transFor))
return transFor;
return 0;
}
/**
* @brief returns the window that currently has inputfocus
*/
Window XfitMan::getActiveWindow() const
{
unsigned long len;
unsigned long *data;
if (!getWindowProperty(root, atom("_NET_ACTIVE_WINDOW"), XA_WINDOW,
&len, (unsigned char**) &data)
)
return 0;
Window result = 0;
if (len)
result = data[0];
XFree(data);
return result;
}
/**
* @brief Get the number of desktops
*/
int XfitMan::getNumDesktop() const
{
unsigned long length, *data;
getRootWindowProperty(atom("_NET_NUMBER_OF_DESKTOPS"), XA_CARDINAL, &length, (unsigned char**) &data);
if (data)
{
int res = data[0];
XFree(data);
return res;
}
return 0;
}
QStringList XfitMan::getDesktopNames() const
{
QStringList ret;
unsigned long length;
unsigned char *data = 0;
if (getRootWindowProperty(atom("_NET_DESKTOP_NAMES"), atom("UTF8_STRING"), &length, &data))
{
if (data)
{
char* c = (char*)data;
char* end = (char*)data + length;
while (c < end)
{
ret << QString::fromUtf8(c);
c += strlen(c) + 1; // for trailing \0
}
XFree(data);
}
}
return ret;
}
QString XfitMan::getDesktopName(int desktopNum, const QString &defaultName) const
{
QStringList names = getDesktopNames();
if (desktopNum<0 || desktopNum>names.count()-1)
return defaultName;
return names.at(desktopNum);
}
/**
* @brief resizes a window to the given dimensions
*/
void XfitMan::resizeWindow(Window _wid, int _width, int _height) const
{
XResizeWindow(QX11Info::display(), _wid, _width, _height);
}
/**
* @brief gets a windowpixmap from a window
*/
bool XfitMan::getClientIcon(Window _wid, QPixmap& _pixreturn) const
{
int format;
ulong type, nitems, extra;
ulong* data = 0;
XGetWindowProperty(QX11Info::display(), _wid, atom("_NET_WM_ICON"),
0, LONG_MAX, False, AnyPropertyType,
&type, &format, &nitems, &extra,
(uchar**)&data);
if (!data)
{
return false;
}
QImage img (data[0], data[1], QImage::Format_ARGB32);
for (int i=0; i<img.byteCount()/4; ++i)
((uint*)img.bits())[i] = data[i+2];
_pixreturn = QPixmap::fromImage(img);
XFree(data);
return true;
}
bool XfitMan::getClientIcon(Window _wid, QIcon *icon) const
{
int format;
ulong type, nitems, extra;
ulong* data = 0;
XGetWindowProperty(QX11Info::display(), _wid, atom("_NET_WM_ICON"),
0, LONG_MAX, False, AnyPropertyType,
&type, &format, &nitems, &extra,
(uchar**)&data);
if (!data)
{
return false;
}
ulong* d = data;
while (d < data + nitems)
{
QImage img (d[0], d[1], QImage::Format_ARGB32);
d+=2;
for (int i=0; i<img.byteCount()/4; ++i, ++d)
((uint*)img.bits())[i] = *d;
icon->addPixmap(QPixmap::fromImage(img));
}
XFree(data);
return true;
}
/**
* @brief destructor
*/
XfitMan::~XfitMan()
{
}
/**
* @brief returns a windowname and sets _nameSource to the finally used Atom
*/
//i got the idea for this from taskbar-plugin of LXPanel - so credits fly out :)
QString XfitMan::getWindowTitle(Window _wid) const
{
QString name = "";
//first try the modern net-wm ones
unsigned long length;
unsigned char *data = NULL;
Atom utf8Atom = atom("UTF8_STRING");
if (getWindowProperty(_wid, atom("_NET_WM_VISIBLE_NAME"), utf8Atom, &length, &data))
{
name = QString::fromUtf8((char*) data);
XFree(data);
}
if (name.isEmpty())
{
if (getWindowProperty(_wid, atom("_NET_WM_NAME"), utf8Atom, &length, &data))
{
name = QString::fromUtf8((char*) data);
XFree(data);
}
}
if (name.isEmpty())
{
if (getWindowProperty(_wid, atom("XA_WM_NAME"), XA_STRING, &length, &data))
{
name = (char*) data;
XFree(data);
}
}
if (name.isEmpty())
{
Status ok = XFetchName(QX11Info::display(), _wid, (char**) &data);
name = QString((char*) data);
if (0 != ok) XFree(data);
}
if (name.isEmpty())
{
XTextProperty prop;
if (XGetWMName(QX11Info::display(), _wid, &prop))
{
name = QString::fromUtf8((char*) prop.value);
XFree(prop.value);
}
}
return name;
}
QString XfitMan::getApplicationName(Window _wid) const
{
XClassHint hint;
QString ret;
if (XGetClassHint(QX11Info::display(), _wid, &hint))
{
if (hint.res_name)
{
ret = hint.res_name;
XFree(hint.res_name);
}
if (hint.res_class)
{
XFree(hint.res_class);
}
}
return ret;
}
/**
* @brief sends a clientmessage to a window
*/
int XfitMan::clientMessage(Window _wid, Atom _msg,
unsigned long data0,
unsigned long data1,
unsigned long data2,
unsigned long data3,
unsigned long data4) const
{
XClientMessageEvent msg;
msg.window = _wid;
msg.type = ClientMessage;
msg.message_type = _msg;
msg.send_event = true;
msg.display = QX11Info::display();
msg.format = 32;
msg.data.l[0] = data0;
msg.data.l[1] = data1;
msg.data.l[2] = data2;
msg.data.l[3] = data3;
msg.data.l[4] = data4;
if (XSendEvent(QX11Info::display(), root, FALSE, (SubstructureRedirectMask | SubstructureNotifyMask) , (XEvent *) &msg) == Success)
return EXIT_SUCCESS;
else
return EXIT_FAILURE;
}
/***********************************************
***********************************************/
WindowAllowedActions XfitMan::getAllowedActions(Window window) const
{
WindowAllowedActions actions = { };
unsigned long len;
unsigned long *data;
if (getWindowProperty(window, atom("_NET_WM_ALLOWED_ACTIONS"), XA_ATOM, &len, (unsigned char**) &data))
{
for (unsigned long i=0; i<len; ++i)
{
if (data[i] == atom("_NET_WM_ACTION_MOVE")) actions.Move = true; else
if (data[i] == atom("_NET_WM_ACTION_RESIZE")) actions.Resize = true; else
if (data[i] == atom("_NET_WM_ACTION_MINIMIZE")) actions.Minimize = true; else
if (data[i] == atom("_NET_WM_ACTION_SHADE")) actions.Shade = true; else
if (data[i] == atom("_NET_WM_ACTION_STICK")) actions.Stick = true; else
if (data[i] == atom("_NET_WM_ACTION_MAXIMIZE_HORZ")) actions.MaximizeHoriz = true; else
if (data[i] == atom("_NET_WM_ACTION_MAXIMIZE_VERT")) actions.MaximizeVert = true; else
if (data[i] == atom("_NET_WM_ACTION_FULLSCREEN")) actions.FullScreen = true; else
if (data[i] == atom("_NET_WM_ACTION_CHANGE_DESKTOP")) actions.ChangeDesktop = true; else
if (data[i] == atom("_NET_WM_ACTION_CLOSE")) actions.Close = true; else
if (data[i] == atom("_NET_WM_ACTION_ABOVE")) actions.AboveLayer = true; else
if (data[i] == atom("_NET_WM_ACTION_BELOW")) actions.BelowLayer = true;
}
XFree(data);
}
return actions;
}
WindowState XfitMan::getWindowState(Window window) const
{
WindowState state = { };
unsigned long len;
unsigned long *data;
if (getWindowProperty(window, atom("_NET_WM_STATE"), XA_ATOM, &len, (unsigned char**) &data))
{
for (unsigned long i=0; i<len; ++i)
{
if (data[i] == atom("_NET_WM_STATE_MODAL")) state.Modal = true; else
if (data[i] == atom("_NET_WM_STATE_STICKY")) state.Sticky = true; else
if (data[i] == atom("_NET_WM_STATE_MAXIMIZED_VERT")) state.MaximizedVert = true; else
if (data[i] == atom("_NET_WM_STATE_MAXIMIZED_HORZ")) state.MaximizedHoriz = true; else
if (data[i] == atom("_NET_WM_STATE_SHADED")) state.Shaded = true; else
if (data[i] == atom("_NET_WM_STATE_SKIP_TASKBAR")) state.SkipTaskBar = true; else
if (data[i] == atom("_NET_WM_STATE_SKIP_PAGER")) state.SkipPager = true; else
if (data[i] == atom("_NET_WM_STATE_HIDDEN")) state.Hidden = true; else
if (data[i] == atom("_NET_WM_STATE_FULLSCREEN")) state.FullScreen = true; else
if (data[i] == atom("_NET_WM_STATE_ABOVE")) state.AboveLayer = true; else
if (data[i] == atom("_NET_WM_STATE_BELOW")) state.BelowLayer = true; else
if (data[i] == atom("_NET_WM_STATE_DEMANDS_ATTENTION")) state.Attention = true;
}
XFree(data);
}
return state;
}
/**
* @brief returns true if a window has its hidden_flag set
*/
bool XfitMan::isHidden(Window _wid) const
{
return getWindowState(_wid).Hidden;
}
Atom XfitMan::atom(const char* atomName)
{
static QHash<QString, Atom> hash;
if (hash.contains(atomName))
return hash.value(atomName);
Atom atom = XInternAtom(QX11Info::display(), atomName, false);
hash[atomName] = atom;
return atom;
}
AtomList XfitMan::getWindowType(Window window) const
{
AtomList result;
unsigned long length, *data;
length=0;
if (!getWindowProperty(window, atom("_NET_WM_WINDOW_TYPE"), (Atom)AnyPropertyType, &length, (unsigned char**) &data))
return result;
for (unsigned int i = 0; i < length; i++)
result.append(data[i]);
XFree(data);
return result;
}
/**
* @brief rejects a window from beeing listed
*/
bool XfitMan::acceptWindow(Window window) const
{
{
AtomList types = getWindowType(window);
AtomList ignoreList;
ignoreList << atom("_NET_WM_WINDOW_TYPE_DESKTOP")
<< atom("_NET_WM_WINDOW_TYPE_DOCK")
<< atom("_NET_WM_WINDOW_TYPE_SPLASH")
<< atom("_NET_WM_WINDOW_TYPE_TOOLBAR")
<< atom("_NET_WM_WINDOW_TYPE_MENU")
// for qlipper - using qpopup as a main window
<< atom("_NET_WM_WINDOW_TYPE_POPUP_MENU");
// issue #284: qmmp its not registered in window list panel
// qmmp has _KDE_NET_WM_WINDOW_TYPE_OVERRIDE in its
// _NET_WM_WINDOW_TYPE(ATOM) = _KDE_NET_WM_WINDOW_TYPE_OVERRIDE, _NET_WM_WINDOW_TYPE_NORMAL
// Let's expect that _KDE_NET_WM_WINDOW_TYPE_OVERRIDE can be set for
// regular windows too. If it should be hidden we should expect
// one of atoms listed above.
// << atom("_KDE_NET_WM_WINDOW_TYPE_OVERRIDE");
Q_FOREACH (Atom i, ignoreList)
{
if (types.contains(i))
return false;
}
WindowState state = getWindowState(window);
if (state.SkipTaskBar) return false;
}
Window transFor = None;
// WM_TRANSIENT_FOR hint not set - normal window
if (!XGetTransientForHint(QX11Info::display(), window, &transFor))
return true;
if (transFor == 0) return true;
if (transFor == window) return true;
if (transFor == root) return true;
AtomList transForTypes = getWindowType(transFor);
return !transForTypes.contains(atom("_NET_WM_WINDOW_TYPE_NORMAL"));
}
/**
* @brief gets a client list
*/
WindowList XfitMan::getClientList() const
{
//initialize the parameters for the XGetWindowProperty call
unsigned long length, *data;
length=0;
/**
* @todo maybe support multiple desktops here!
*/
QList<Window> output;
if (getRootWindowProperty(atom("_NET_CLIENT_LIST"), (Atom)AnyPropertyType, &length, (unsigned char**) &data))
{
for (unsigned int i = 0; i < length; i ++)
output.append(data[i]);
XFree(data);
}
return output;
}
/**
* @brief returns the current desktop
*/
int XfitMan::getActiveDesktop() const
{
int res = -2;
unsigned long length, *data;
if (getRootWindowProperty(atom("_NET_CURRENT_DESKTOP"), XA_CARDINAL, &length, (unsigned char**) &data))
{
if (data)
{
res = data[0];
XFree(data);
}
}
return res;
}
/**
* @brief gets the desktop of the windows _wid
*/
int XfitMan::getWindowDesktop(Window _wid) const
{
int res = -1;
unsigned long length, *data;
// so we try to use net_wm_desktop first, but if the
// system does not use net_wm standard we use win_workspace!
if (getWindowProperty(_wid, atom("_NET_WM_DESKTOP"), XA_CARDINAL, &length, (unsigned char**) &data))
{
if (!data)
return res;
res = data[0];
XFree(data);
}
else
{
if (getWindowProperty(_wid, atom("_WIN_WORKSPACE"), XA_CARDINAL, &length, (unsigned char**) &data))
{
if (!data)
return res;
res = data[0];
XFree(data);
}
}
return res;
}
/**
* @brief moves a window to a specified desktop
*/
void XfitMan::moveWindowToDesktop(Window _wid, int _display) const
{
WMState state = getWMState(_wid);
if(state != WMStateWithdrawn)
clientMessage(_wid, atom("_NET_WM_DESKTOP"), (unsigned long) _display,0,0,0,0);
else
{
long desktop = _display;
XChangeProperty(QX11Info::display(), _wid, XfitMan::atom("_NET_WM_DESKTOP"), XA_CARDINAL, 32,
PropModeReplace, (unsigned char*)&desktop, 1);
}
}
/**
* @brief raises windows _wid
*/
void XfitMan::raiseWindow(Window _wid) const
{
clientMessage(_wid, atom("_NET_ACTIVE_WINDOW"),
SOURCE_PAGER);
}
/************************************************
************************************************/
void XfitMan::minimizeWindow(Window _wid) const
{
clientMessage(_wid, atom("WM_CHANGE_STATE"),
IconicState);
}
/************************************************
************************************************/
void XfitMan::maximizeWindow(Window _wid, MaximizeDirection direction) const
{
Atom atom1 = 0, atom2= 0;
switch (direction)
{
case MaximizeHoriz:
atom1 = atom("_NET_WM_STATE_MAXIMIZED_HORZ");
break;
case MaximizeVert:
atom1 = atom("_NET_WM_STATE_MAXIMIZED_VERT");
break;
case MaximizeBoth:
atom1 = atom("_NET_WM_STATE_MAXIMIZED_VERT");
atom2 = atom("_NET_WM_STATE_MAXIMIZED_HORZ");
break;
}
clientMessage(_wid, atom("_NET_WM_STATE"),
_NET_WM_STATE_ADD,
atom1, atom2,
SOURCE_PAGER);
raiseWindow(_wid);
}
/************************************************
************************************************/
void XfitMan::deMaximizeWindow(Window _wid) const
{
clientMessage(_wid, atom("_NET_WM_STATE"),
_NET_WM_STATE_REMOVE,
atom("_NET_WM_STATE_MAXIMIZED_VERT"),
atom("_NET_WM_STATE_MAXIMIZED_HORZ"),
SOURCE_PAGER);
}
/************************************************
************************************************/
void XfitMan::shadeWindow(Window _wid, bool shade) const
{
clientMessage(_wid, atom("_NET_WM_STATE"),
shade ? _NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE,
atom("_NET_WM_STATE_SHADED"),
0,
SOURCE_PAGER);
}
/************************************************
************************************************/
void XfitMan::closeWindow(Window _wid) const
{
clientMessage(_wid, atom("_NET_CLOSE_WINDOW"),
0, // Timestamp
SOURCE_PAGER);
}
/************************************************
************************************************/
void XfitMan::setWindowLayer(Window _wid, XfitMan::Layer layer) const
{
ulong aboveAction = (layer == LayerAbove) ?
_NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE;
ulong belowAction = (layer == LayerBelow) ?
_NET_WM_STATE_ADD : _NET_WM_STATE_REMOVE;
clientMessage(_wid, atom("_NET_WM_STATE"),
aboveAction,
atom("_NET_WM_STATE_ABOVE"),
0,
SOURCE_PAGER);
clientMessage(_wid, atom("_NET_WM_STATE"),
belowAction,
atom("_NET_WM_STATE_BELOW"),
0,
SOURCE_PAGER);
}
/**
* @brief changes active desktop to _desktop
*/
void XfitMan::setActiveDesktop(int _desktop) const
{
clientMessage(root, atom("_NET_CURRENT_DESKTOP"), (unsigned long) _desktop,0,0,0,0);
}
/**
* @brief sets net_wm_strut_partial = our reserved panelspace for the mainbar!
*/
void XfitMan::setStrut(Window _wid,
int left, int right,
int top, int bottom,
int leftStartY, int leftEndY,
int rightStartY, int rightEndY,
int topStartX, int topEndX,
int bottomStartX, int bottomEndX
) const
{
//qDebug() << "XfitMan: Trying to set STRUT_PARTIAL for panel!";
unsigned long desstrut[12];
memset(desstrut,0,sizeof(desstrut));
//prepare the array
//it has format:
/*
* left, right, top, bottom, left_start_y, left_end_y,
* right_start_y, right_end_y, top_start_x, top_end_x, bottom_start_x,
* bottom_end_x
*
*/
//so we take our panelsize from the bottom up
desstrut[0] = left; desstrut[1] = right;
desstrut[2] = top; desstrut[3] = bottom;
desstrut[4] = leftStartY; desstrut[5] = leftEndY;
desstrut[6] = rightStartY; desstrut[7] = rightEndY;
desstrut[8] = topStartX; desstrut[9] = topEndX;
desstrut[10] = bottomStartX; desstrut[11] = bottomEndX;
//now we can change that property right
XChangeProperty(QX11Info::display(), _wid , atom("_NET_WM_STRUT_PARTIAL"),
XA_CARDINAL, 32, PropModeReplace, (unsigned char *) desstrut, 12 );
//now some wm do not support net_wm_strut_partial but only net_wm_strut, so we also
// send that one too xdg-std says: if you get a strut_partial ignore all following
// struts! so if this msg is recognized its ok if not, we dont care either
XChangeProperty(QX11Info::display(), _wid, atom("_NET_WM_STRUT"),
XA_CARDINAL, 32, PropModeReplace, (unsigned char*) desstrut, 4);
}
#ifdef DEBUG
/************************************************
************************************************/
QString XfitMan::debugWindow(Window wnd)
{
if (!wnd)
return QString("[%1]").arg(wnd,8, 16);
QString typeStr;
int format;
unsigned long type, length, rest, *data;
length=0;
if (XGetWindowProperty(QX11Info::display(), wnd, XInternAtom(QX11Info::display(), "_NET_WM_WINDOW_TYPE", False),
0, 4096, FALSE, AnyPropertyType, &type, &format,
&length, &rest,(unsigned char**) &data) == Success)
{
for (unsigned int i = 0; i < length; i++)
{
char* aname = XGetAtomName(QX11Info::display(), data[i]);
typeStr = typeStr + " " + aname;
XFree(aname);
}
}
else
typeStr ="ERROR";
return QString("[%1] %2 %3").arg(wnd,8, 16).arg(xfitMan().getWindowTitle(wnd)).arg(typeStr);
}
#endif
/************************************************
************************************************/
const QRect XfitMan::availableGeometry(int screen) const
{
QDesktopWidget *d = QApplication::desktop();
if (screen < 0 || screen >= d->screenCount())
screen = d->primaryScreen();
QRect available = d->screenGeometry(screen);
// Iterate over all the client windows and subtract from the available
// area the space they reserved on the edges (struts).
// Note: _NET_WORKAREA is not reliable as it exposes only one
// rectangular area spanning all screens.
Display *display = QX11Info::display();
int x11Screen = d->isVirtualDesktop() ? DefaultScreen(display) : screen;
Atom ret;
int format, status;
uchar* data = 0;
ulong nitems, after;
status = XGetWindowProperty(display, QX11Info::appRootWindow(x11Screen),
atom("_NET_CLIENT_LIST"), 0L, ~0L, False, XA_WINDOW,
&ret, &format, &nitems, &after, &data);
if (status == Success && ret == XA_WINDOW && format == 32 && nitems)
{
const QRect desktopGeometry = d->rect();
Window* xids = (Window*) data;
for (quint32 i = 0; i < nitems; ++i)
{
ulong nitems2;
uchar* data2 = 0;
status = XGetWindowProperty(display, xids[i],
atom("_NET_WM_STRUT_PARTIAL"), 0, 12, False, XA_CARDINAL,
&ret, &format, &nitems2, &after, &data2);
if (status == Success && ret == XA_CARDINAL && format == 32 && nitems2 == 12)
{
ulong* struts = (ulong*) data2;
QRect left(desktopGeometry.x(),
desktopGeometry.y() + struts[4],
struts[0],
struts[5] - struts[4]);
if (available.intersects(left))
available.setX(left.width());
QRect right(desktopGeometry.x() + desktopGeometry.width() - struts[1],
desktopGeometry.y() + struts[6],
struts[1],
struts[7] - struts[6]);
if (available.intersects(right))
available.setWidth(right.x() - available.x());
QRect top(desktopGeometry.x() + struts[8],
desktopGeometry.y(),
struts[9] - struts[8],
struts[2]);
if (available.intersects(top))
available.setY(top.height());
QRect bottom(desktopGeometry.x() + struts[10],
desktopGeometry.y() + desktopGeometry.height() - struts[3],
struts[11] - struts[10],
struts[3]);
if (available.intersects(bottom))
available.setHeight(bottom.y() - available.y());
}
if (data2)
XFree(data2);
}
}
if (data)
XFree(data);
return available;
}
/************************************************
************************************************/
const QRect XfitMan::availableGeometry(const QWidget *widget) const
{
if (!widget)
{
qWarning("XfitMan::availableGeometry(): Attempt "
"to get the available geometry of a null widget");
return QRect();
}
return availableGeometry(QApplication::desktop()->screenNumber(widget));
}
/************************************************
************************************************/
const QRect XfitMan::availableGeometry(const QPoint &point) const
{
return availableGeometry(QApplication::desktop()->screenNumber(point));
}
/************************************************
The Window Manager MUST set this property on the root window to be the ID of a child
window created by himself, to indicate that a compliant window manager is active.
http://standards.freedesktop.org/wm-spec/wm-spec-latest.html#id2550836
************************************************/
bool XfitMan::isWindowManagerActive() const
{
//Window *wins;
//getRootWindowProperty(atom("_NET_SUPPORTING_WM_CHECK"), XA_WINDOW, &length, (unsigned char**) &wins);
Atom type;
unsigned long length;
Window *wins;
int format;
unsigned long after;
XGetWindowProperty(QX11Info::display(), root, atom("_NET_SUPPORTING_WM_CHECK"),
0, LONG_MAX,
false, XA_WINDOW, &type, &format, &length,
&after, (unsigned char **)&wins);
if ( type == XA_WINDOW && length > 0 && wins[0] != None )
{
XFree(wins);
return true;
}
return false;
}
bool XfitMan::getShowingDesktop() const
{
bool show = false;
unsigned long resultLen;
unsigned char* result = NULL;
if(getRootWindowProperty(atom("_NET_SHOWING_DESKTOP"), XA_CARDINAL, &resultLen, &result))
{
show = *reinterpret_cast<long*>(result) ? true : false;
if(result)
XFree(result);
}
return show;
}
void XfitMan::setShowingDesktop(bool show) const