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/*****************************************************************
Copyright (c) 2001 Matthias Elter <elter@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 __taskbar_h__
#define __taskbar_h__
#include <kpanelextension.h>
#include <taskmanager.h>
#include "taskcontainer.h"
#include "panner.h"
#include "kshadowengine.h"
const int WINDOWLISTBUTTON_SIZE = 15;
const int BUTTON_MAX_WIDTH = 200;
const int BUTTON_MIN_WIDTH = 24; // 24 = 4+2+16+2 -> Space for borders, application icon and gaps
class Startup;
class Task;
class TDEGlobalAccel;
namespace TaskMoveDestination
{
enum TaskMoveDestination
{
Null = 0x00,
Position = 0x01,
Left = 0x02,
Right = 0x04,
Beginning = 0x08,
End = 0x10
};
inline TaskMoveDestination operator|(TaskMoveDestination a, TaskMoveDestination b)
{
return static_cast<TaskMoveDestination>(static_cast<int>(a) | static_cast<int>(b));
}
inline TaskMoveDestination operator&(TaskMoveDestination a, TaskMoveDestination b)
{
return static_cast<TaskMoveDestination>(static_cast<int>(a) & static_cast<int>(b));
}
inline TaskMoveDestination operator~(TaskMoveDestination a)
{
return static_cast<TaskMoveDestination>(~static_cast<int>(a));
}
};
class TaskBar : public Panner
{
Q_OBJECT
public:
TaskBar( TaskBarSettings* settingsObject, TaskBarSettings* globalSettingsObject, TQWidget *parent = 0, const char *name = 0 );
~TaskBar();
TQSize sizeHint() const;
TQSize sizeHint( KPanelExtension::Position, TQSize maxSize ) const;
void setOrientation( Orientation );
void setArrowType( TQt::ArrowType at );
int containerCount() const;
int taskCount() const;
int showScreen() const;
bool showIcons() const;
bool showText() const;
bool sortByDesktop() const { return m_sortByDesktop; }
bool showAllWindows() const { return m_showAllWindows; }
TQImage* blendGradient(const TQSize& size);
KTextShadowEngine *textShadowEngine();
int taskMoveHandler(TaskMoveDestination::TaskMoveDestination dest, Task::List taskList, const TQPoint pos = TQPoint(0,0));
TaskMoveDestination::TaskMoveDestination taskMoveCapabilities(TaskContainer* movingContainer);
public slots:
void configure();
void setBackground();
signals:
void containerCountChanged();
protected slots:
void add(Task::Ptr);
void add(Startup::Ptr);
void showTaskContainer(TaskContainer*);
void remove(Task::Ptr task, TaskContainer *container = 0);
void remove(Startup::Ptr startup, TaskContainer *container = 0);
void desktopChanged( int );
void windowChanged(Task::Ptr);
void windowChangedGeometry(Task::Ptr);
void publishIconGeometry();
void activateNextTask( bool forward );
void slotActivateNextTask();
void slotActivatePreviousTask();
void slotSettingsChanged(int);
void reLayout();
void reSort();
protected:
void reLayoutEventually();
void viewportMousePressEvent( TQMouseEvent* );
void viewportMouseReleaseEvent( TQMouseEvent* );
void viewportMouseDoubleClickEvent( TQMouseEvent* );
void viewportMouseMoveEvent( TQMouseEvent* );
void wheelEvent(TQWheelEvent*);
void propagateMouseEvent( TQMouseEvent* );
void resizeEvent( TQResizeEvent* );
void moveEvent( TQMoveEvent* );
bool idMatch( const TQString& id1, const TQString& id2 );
TaskContainer::List filteredContainers();
int buttonHeight() const;
int buttonWidth() const;
private:
void sortContainersByDesktop(TaskContainer::List& list);
void setViewportBackground();
bool blocklayout;
bool m_showAllWindows;
bool m_cycleWheel;
int m_currentScreen; // The screen to show, -1 for all screens
bool m_showOnlyCurrentScreen;
bool m_sortByDesktop;
int m_displayIconsNText;
bool m_showOnlyIconified;
int m_showTaskStates;
ArrowType arrowType;
TaskContainer::List containers;
TaskContainer::List m_hiddenContainers;
TaskContainer::List m_deletableContainers;
PixmapList frames;
int maximumButtonsWithoutShrinking() const;
bool shouldGroup() const;
bool isGrouping;
void reGroup();
TDEGlobalAccel* keys;
KTextShadowEngine* m_textShadowEngine;
bool m_ignoreUpdates;
bool m_sortByAppPrev;
TQTimer m_relayoutTimer;
TQImage m_blendGradient;
TaskBarSettings* m_settingsObject;
TaskBarSettings* m_globalSettingsObject;
};
#endif
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