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tdelibs/tdecore/twinmodule.h

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/* This file is part of the KDE libraries
Copyright (C) 1999 Matthias Ettrich (ettrich@kde.org)
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
/*
* twinmodule.h. Part of the KDE project.
*/
#ifndef KWINMODULE_H
#define KWINMODULE_H
#include <tqobject.h>
#include <tqvaluelist.h>
#include "tdelibs_export.h"
#ifdef Q_OS_UNIX
class KWinModulePrivate;
/**
*
* The class KWinModule provides information about the state of the
* window manager as required by windowmanager modules. It informs a
* module about all currently managed windows and changes to them (via
* Qt signals).
*
* KWinModule uses NETRootInfo internally. Modules written with this
* class will work fine under any window manager that implements the
* NET_WM protocol.
*
* There are no methods to manipulate windows. Those are defined in
* the classes KWin, NETWinInfo and NETRootInfo.
*
*
* @short Base class for KDE Window Manager modules.
* @author Matthias Ettrich (ettrich@kde.org)
*/
class TDECORE_EXPORT KWinModule : public TQObject
{
TQ_OBJECT
public:
enum { INFO_DESKTOP=1,
INFO_WINDOWS=2,
INFO_ALL=32767 };
/**
* Creates a KWinModule object and connects to the window
* manager.
* @param parent the parent for the QObject
* @param what The information you are interested in:
* INFO_DESKTOP: currentDesktop,
* numberOfDesktops,
* desktopName,
* currentDesktopChanged,
* numberOfDesktopsChanged,
* desktopNameChanged,
* activeWindow,
* activeWindowChanged,
* workArea(int desktop),
* workAreaChanged
*
* INFO_WINDOWS: windows,
* windowAdded,
* windowRemoved,
* stackingOrder,
* systemTrayWindows,
* systemTrayWindowAdded,
* systemTrayWindowRemoved,
* windowChanged,
* strutChanged,
* workArea(const TQValueList<WId> &excludes, int desktop)
**/
KWinModule( TQObject* parent, int what );
/**
* Creates a KWinModule object and connects to the window
* manager.
* @param parent the parent for the QObject
**/
KWinModule( TQObject* parent = 0 );
/**
* Destructor. Internal cleanup, nothing fancy.
**/
~KWinModule();
/**
* Returns the list of all toplevel windows currently managed by the
* window manager in the order of creation. Please do not rely on
* indexes of this list: Whenever you enter Qt's event loop in your
* application, it may happen that entries are removed or added.
* Your module should perhaps work on a copy of this list and verify a
* window with hasWId() before any operations.
*
* Iteration over this list can be done easily with
* \code
* TQValueList<WId>::ConstIterator it;
* for ( it = module->windows().begin();
* it != modules->windows().end(); ++it ) {
* ... do something here, (*it) is the current WId.
* }
* \endcode
* @return the list of all toplevel windows
*/
const TQValueList<WId>& windows() const;
/**
* Returns the list of all toplevel windows currently managed by the
* window manager in the current stacking order (from lower to
* higher). May be useful for pagers.
* @return the list of all toplevel windows in stacking order
*/
const TQValueList<WId>& stackingOrder() const;
/**
* Test to see if @p id still managed at present.
* @param id the window id to test
* @return true if the window id is still managed
**/
bool hasWId(WId id) const;
/**
* Returns a list of the system tray windows.
* @return a list of all system tray windows
**/
const TQValueList<WId>& systemTrayWindows() const;
/**
* Returns the current virtual desktop.
* @return the current virtual desktop
**/
int currentDesktop() const;
/**
* Returns the number of virtual desktops.
* @return the number of virtual desktops
**/
int numberOfDesktops() const;
/**
* Returns the number of viewports in x and y direction
* on the virtual desktop.
* @return the number of virtual desktops
* @since 3.5.5
**/
TQSize numberOfViewports(int desktop) const;
/**
* Returns the current viewport on the given virtual desktop
* @return the number of virtual desktops
* @since 3.5.5
**/
TQPoint currentViewport(int desktop) const;
/**
* Returns the currently active window, or 0 if no window is active.
* @return the window id of the active window, or 0 if no window is
* active
**/
WId activeWindow() const;
/**
* Returns the workarea for the specified desktop, or the current
* work area if no desktop has been specified.
* @param desktop the number of the desktop to check, -1 for the
* current desktop
* @return the size and position of the desktop
**/
TQRect workArea( int desktop = - 1 ) const;
/**
* Returns the workarea for the specified desktop, or the current
* work area if no desktop has been specified. Excludes struts of
* clients in the exclude List.
*
* @param excludes the list of clients whose struts will be excluded
* @param desktop the number of the desktop to check, -1 for the
* current desktop
* @return the size and position of the desktop
**/
TQRect workArea( const TQValueList<WId> &excludes, int desktop = -1) const;
/**
* Returns the name of the specified desktop.
* @param desktop the number of the desktop
* @return the name of the desktop
**/
TQString desktopName( int desktop ) const;
/**
* Sets the name of the specified desktop.
* @param desktop the number of the desktop
* @param name the new name for the desktop
**/
void setDesktopName( int desktop, const TQString& name );
/**
* Returns the state of showing the desktop.
* @since 3.5
*/
bool showingDesktop() const;
/**
* Informs twin via dcop to not manage a window with the
* specified @p title.
*
* Useful for swallowing legacy applications, for example java
* applets.
*
* @param title the title of the window
*/
void doNotManage( const TQString& title );
signals:
/**
* Switched to another virtual desktop.
* @param desktop the number of the new desktop
*/
void currentDesktopChanged( int desktop);
/**
* A window has been added.
* @param id the id of the the window
*/
void windowAdded(WId id);
/**
* A window has been removed.
* @param id the id of the window that has been removed
*/
void windowRemoved(WId id);
/**
* Hint that \<Window> is active (= has focus) now.
* @param id the id of the window that is active
*/
void activeWindowChanged(WId id);
/**
* Desktops have been renamed.
*/
void desktopNamesChanged();
/**
* The number of desktops changed.
* @param num the new number of desktops
*/
void numberOfDesktopsChanged(int num);
/**
* Emitted when a dock window has been added.
* @param id the id of the new system tray window
*/
void systemTrayWindowAdded(WId id);
/**
* Emitted when a dock window has been removed.
* @param id the id of the former system tray window
*/
void systemTrayWindowRemoved(WId id);
/**
* The workarea has changed.
*/
void workAreaChanged();
/**
* Something changed with the struts, may or may not have changed
* the work area. Usually just using the workAreaChanged() signal
* is sufficient.
*/
void strutChanged();
/**
* Emitted when the stacking order of the window changed. The new order
* can be obtained with stackingOrder().
*/
void stackingOrderChanged();
/**
* The window changed.
*
* The properties parameter contains the NET properties that
* were modified (see netwm_def.h). First element are NET::Property
* values, second element are NET::Property2 values (i.e. the format
* is the same like for the NETWinInfo class constructor).
* @param id the id of the window
* @param properties the properties that were modified
*/
void windowChanged(WId id, const unsigned long* properties );
/**
* @deprecated
* The window changed.
*
* The unsigned int parameter contains the NET properties that
* were modified (see netwm_def.h).
* @param id the id of the window
* @param properties the properties that were modified
*/
void windowChanged(WId id, unsigned int properties);
/**
* The window changed somehow.
* @param id the id of the window
*/
void windowChanged(WId id);
/**
* The state of showing the desktop has changed.
* @since 3.5
*/
void showingDesktopChanged( bool showing );
/**
* The state of showing the desktop has changed.
* @since 3.5.5
*/
void desktopGeometryChanged(int desktop);
/**
* The viewport position has changed
* @since 3.5
*/
void currentDesktopViewportChanged(int desktop, const TQPoint& viewport);
protected:
virtual void connectNotify( const char* signal );
private:
void init(int);
KWinModulePrivate* d;
friend class KWinModulePrivate;
};
#endif //Q_OS_UNIX
#endif