taskmanager.h

/*****************************************************************
 
Copyright (c) 2000-2001 Matthias Elter <elter@kde.org>
Copyright (c) 2001 Richard Moore <rich@kde.org>
 
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 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.
 
******************************************************************/
 
#ifndef __taskmanager_h__
#define __taskmanager_h__
 
#include <sys/types.h>
 
#include <tqpoint.h>
#include <tqobject.h>
#include <tqvaluelist.h>
#include <tqptrlist.h>
#include <tqpixmap.h>
 
#include <dcopobject.h>
#include <twin.h>
#include <tdestartupinfo.h>
#include "karambaapp.h"
 
class TaskManager;
 
class Task: public TQObject
{
    TQ_OBJECT
  
    TQ_PROPERTY( TQString name READ name )
    TQ_PROPERTY( TQString visibleName READ visibleName )
    TQ_PROPERTY( TQString visibleNameWithState READ visibleNameWithState )
    TQ_PROPERTY( TQString iconName READ iconName )
    TQ_PROPERTY( TQString visibleIconName READ visibleIconName )
    TQ_PROPERTY( TQPixmap pixmap READ pixmap )
    TQ_PROPERTY( bool maximized READ isMaximized )
    TQ_PROPERTY( bool iconified READ isIconified )
    TQ_PROPERTY( bool shaded READ isShaded WRITE setShaded )
    TQ_PROPERTY( bool active READ isActive )
    TQ_PROPERTY( bool onCurrentDesktop READ isOnCurrentDesktop )
    TQ_PROPERTY( bool onAllDesktops READ isOnAllDesktops )
    TQ_PROPERTY( bool alwaysOnTop READ isAlwaysOnTop WRITE setAlwaysOnTop )
    TQ_PROPERTY( bool modified READ isModified )
    TQ_PROPERTY( int desktop READ desktop )
    TQ_PROPERTY( double thumbnailSize READ thumbnailSize WRITE setThumbnailSize )
    TQ_PROPERTY( bool hasThumbnail READ hasThumbnail )
    TQ_PROPERTY( TQPixmap thumbnail READ thumbnail )
 
public:
    Task( WId win, TaskManager * parent, const char *name = 0 );
    virtual ~Task();
 
    TaskManager* taskManager() const { return (TaskManager*) parent(); }
 
    WId window() const { return _win; }
    TQString name() const { return _info.name(); }
    TQString visibleName() const { return _info.visibleName(); }
    int desktop() const { return _info.desktop(); }
    TQString visibleNameWithState() const { return _info.visibleNameWithState(); }
    TQString iconName() const;
    TQString visibleIconName() const;
    TQString className();
    TQString classClass();
 
    TQValueList<WId> transients() const { return _transients; }
 
    TQPixmap pixmap() const { return _pixmap; }
 
    TQPixmap bestIcon( int size, bool &isStaticIcon );
 
    TQPixmap icon( int width, int height, bool allowResize = false );
 
    static bool idMatch(const TQString &, const TQString &);
 
    // state
 
    bool isMaximized() const;
 
    bool isIconified() const;
 
    bool isShaded() const;
 
    bool isActive() const;
 
    bool isOnTop() const;
 
    bool isOnCurrentDesktop() const;
 
    bool isOnAllDesktops() const;
 
    bool isAlwaysOnTop() const;
 
    bool isModified() const ;
 
    // internal
 
    //* @internal
    void refresh(bool icon = false);
    //* @internal
    void addTransient( WId w ) { _transients.append( w ); }
    //* @internal
    void removeTransient( WId w ) { _transients.remove( w ); }
    //* @internal
    bool hasTransient( WId w ) const { return _transients.contains( w ); }
    //* @internal
    void setActive(bool a);
 
    // For thumbnails
 
    double thumbnailSize() const { return _thumbSize; }
 
    void setThumbnailSize( double size ) { _thumbSize = size; }
 
    bool hasThumbnail() const { return !_thumb.isNull(); }
 
    const TQPixmap &thumbnail() const { return _thumb; }
 
public slots:
    // actions
 
    void maximize();
 
    void restore();
 
    void iconify();
 
    void close();
 
    void raise();
 
    void lower();
 
    void activate();
 
    void activateRaiseOrIconify();
 
    void setAlwaysOnTop(bool);
    void toggleAlwaysOnTop();
 
    void setShaded(bool);
    void toggleShaded();
 
    void toDesktop(int);
 
    void toCurrentDesktop();
 
    void publishIconGeometry(TQRect);
 
    void updateThumbnail();
 
signals:
    void changed();
 
    void iconChanged();
 
    void activated();
 
    void deactivated();
 
    void thumbnailChanged();
 
protected slots:
    //* @internal
    void generateThumbnail();
 
private:
    bool                _active;
    WId                 _win;
    TQPixmap             _pixmap;
    KWin::WindowInfo    _info;
    TQValueList<WId>     _transients;
 
    int                 _lastWidth;
    int                 _lastHeight;
    bool                _lastResize;
    TQPixmap             _lastIcon;
 
    double _thumbSize;
    TQPixmap _thumb;
    TQPixmap _grab;
 
    class TaskPrivate *d;
};
 
class Startup: public TQObject
{
    TQ_OBJECT
  
    TQ_PROPERTY( TQString text READ text )
    TQ_PROPERTY( TQString bin READ bin )
    TQ_PROPERTY( TQString icon READ icon )
 
public:
    Startup( const TDEStartupInfoId& id, const TDEStartupInfoData& data, TQObject * parent,
        const char *name = 0);
    virtual ~Startup();
 
    TQString text() const { return _data.findName(); }
 
    TQString bin() const { return _data.bin(); }
 
    TQString icon() const { return _data.findIcon(); }
    void update( const TDEStartupInfoData& data );
    const TDEStartupInfoId& id() const { return _id; }
 
signals:
    void changed();
 
private:
    TDEStartupInfoId _id;
    TDEStartupInfoData _data;
    class StartupPrivate *d;
};
 
typedef TQPtrList<Task> TaskList;
typedef TQPtrList<Startup> StartupList;
 
 
class TaskManager : public TQObject
{
    TQ_OBJECT
  
    TQ_PROPERTY( int currentDesktop READ currentDesktop )
    TQ_PROPERTY( int numberOfDesktops READ numberOfDesktops )
 
public:
    TaskManager( TQObject *parent = 0, const char *name = 0 );
    virtual ~TaskManager();
 
    TaskList tasks() const { return _tasks; }
 
    StartupList startups() const { return _startups; }
 
    TQString desktopName(int n) const;
 
    int numberOfDesktops() const;
 
    int currentDesktop() const;
 
    bool isOnTop( const Task*);
signals:
    void activeTaskChanged(Task*);
 
    void taskAdded(Task*);
 
    void taskRemoved(Task*);
 
    void startupAdded(Startup*);
 
    void startupRemoved(Startup*);
 
    void desktopChanged(int desktop);
 
    void windowChanged(WId);
 
protected slots:
    //* @internal
    void windowAdded(WId);
    //* @internal
    void windowRemoved(WId);
    //* @internal
    void windowChanged(WId, unsigned int);
 
    //* @internal
    void activeWindowChanged(WId);
    //* @internal
    void currentDesktopChanged(int);
    //* @internal
    void killStartup( const TDEStartupInfoId& );
    //* @internal
    void killStartup(Startup*);
 
    //* @internal
    void gotNewStartup( const TDEStartupInfoId&, const TDEStartupInfoData& );
    //* @internal
    void gotStartupChange( const TDEStartupInfoId&, const TDEStartupInfoData& );
    //* @internal
    void gotRemoveStartup( const TDEStartupInfoId& );
 
protected:
    Task* findTask(WId w);
    void configure_startup();
 
private:
    Task*               _active;
    TaskList           _tasks;
    TQValueList< WId >   _skiptaskbar_windows;
    StartupList         _startups;
    TDEStartupInfo*       _startup_info;
 
    class TaskManagerPrivate *d;
};
 
#endif