kwin/placement.h

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/*****************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 1999, 2000 Matthias Ettrich <ettrich@kde.org>
Copyright (C) 1997 to 2002 Cristian Tibirna <tibirna@kde.org>
Copyright (C) 2003 Lubos Lunak <l.lunak@kde.org>
You can Freely distribute this program under the GNU General Public
License. See the file "COPYING" for the exact licensing terms.
******************************************************************/
#ifndef KWIN_PLACEMENT_H
#define KWIN_PLACEMENT_H
#include <QPoint>
#include <QRect>
#include <QList>
namespace KWin
{
class Workspace;
class Client;
class Placement
{
public:
Placement(Workspace* w);
/**
* Placement policies. How workspace decides the way windows get positioned
* on the screen. The better the policy, the heavier the resource use.
* Normally you don't have to worry. What the WM adds to the startup time
* is nil compared to the creation of the window itself in the memory
*/
enum Policy
{
NoPlacement, // not really a placement
Default, // special, means to use the global default
Unknown, // special, means the function should use its default
Random,
Smart,
Cascade,
Centered,
ZeroCornered,
UnderMouse, // special
OnMainWindow, // special
Maximizing
};
void place(Client* c, QRect& area );
void placeAtRandom (Client* c, const QRect& area, Policy next = Unknown );
void placeCascaded (Client* c, QRect& area, Policy next = Unknown );
void placeSmart (Client* c, const QRect& area, Policy next = Unknown );
void placeMaximizing (Client* c, QRect& area, Policy next = Unknown );
void placeCentered (Client* c, const QRect& area, Policy next = Unknown );
void placeZeroCornered(Client* c, const QRect& area, Policy next = Unknown );
void placeDialog (Client* c, QRect& area, Policy next = Unknown );
void placeUtility (Client* c, QRect& area, Policy next = Unknown );
void reinitCascading( int desktop );
static Policy policyFromString( const QString& policy, bool no_special );
static const char* policyToString( Policy policy );
private:
void place(Client* c, QRect& area, Policy policy, Policy nextPlacement = Unknown );
void placeUnderMouse(Client* c, QRect& area, Policy next = Unknown );
void placeOnMainWindow(Client* c, QRect& area, Policy next = Unknown );
QRect checkArea( const Client*c, const QRect& area );
Placement();
//CT needed for cascading+
struct DesktopCascadingInfo
{
QPoint pos;
int col;
int row;
};
QList<DesktopCascadingInfo> cci;
Workspace* m_WorkspacePtr;
};
} // namespace
#endif