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kwin/abstract_client.h
Martin Gräßlin 646eeb8bbb Provide isDecorated() as virtual method on AbstractClient 
Default implementation returns false.
2015-10-14 08:36:29 +02:00

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/********************************************************************
KWin - the KDE window manager
This file is part of the KDE project.
Copyright (C) 2015 Martin Gräßlin <mgraesslin@kde.org>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*********************************************************************/
#ifndef KWIN_ABSTRACT_CLIENT_H
#define KWIN_ABSTRACT_CLIENT_H
#include "toplevel.h"
#include "options.h"
#include "rules.h"
#include <memory>
namespace KWayland
{
namespace Server
{
class PlasmaWindowInterface;
}
}
namespace KWin
{
class TabGroup;
namespace TabBox
{
class TabBoxClientImpl;
}
namespace Decoration
{
class DecorationPalette;
}
class AbstractClient : public Toplevel
{
Q_OBJECT
/**
* Whether this Client is fullScreen. A Client might either be fullScreen due to the _NET_WM property
* or through a legacy support hack. The fullScreen state can only be changed if the Client does not
* use the legacy hack. To be sure whether the state changed, connect to the notify signal.
**/
Q_PROPERTY(bool fullScreen READ isFullScreen WRITE setFullScreen NOTIFY fullScreenChanged)
/**
* Whether the Client can be set to fullScreen. The property is evaluated each time it is invoked.
* Because of that there is no notify signal.
**/
Q_PROPERTY(bool fullScreenable READ isFullScreenable)
/**
* Whether this Client is the currently visible Client in its Client Group (Window Tabs).
* For change connect to the visibleChanged signal on the Client's Group.
**/
Q_PROPERTY(bool isCurrentTab READ isCurrentTab)
/**
* Whether this Client is active or not. Use Workspace::activateClient() to activate a Client.
* @see Workspace::activateClient
**/
Q_PROPERTY(bool active READ isActive NOTIFY activeChanged)
/**
* The desktop this Client is on. If the Client is on all desktops the property has value -1.
**/
Q_PROPERTY(int desktop READ desktop WRITE setDesktop NOTIFY desktopChanged)
/**
* Whether the Client is on all desktops. That is desktop is -1.
**/
Q_PROPERTY(bool onAllDesktops READ isOnAllDesktops WRITE setOnAllDesktops NOTIFY desktopChanged)
/**
* Indicates that the window should not be included on a taskbar.
**/
Q_PROPERTY(bool skipTaskbar READ skipTaskbar WRITE setSkipTaskbar NOTIFY skipTaskbarChanged)
/**
* Indicates that the window should not be included on a Pager.
**/
Q_PROPERTY(bool skipPager READ skipPager WRITE setSkipPager NOTIFY skipPagerChanged)
/**
* Whether the Client should be excluded from window switching effects.
**/
Q_PROPERTY(bool skipSwitcher READ skipSwitcher WRITE setSkipSwitcher NOTIFY skipSwitcherChanged)
/**
* Whether the window can be closed by the user. The value is evaluated each time the getter is called.
* Because of that no changed signal is provided.
**/
Q_PROPERTY(bool closeable READ isCloseable)
Q_PROPERTY(QIcon icon READ icon NOTIFY iconChanged)
/**
* Whether the Client is set to be kept above other windows.
**/
Q_PROPERTY(bool keepAbove READ keepAbove WRITE setKeepAbove NOTIFY keepAboveChanged)
/**
* Whether the Client is set to be kept below other windows.
**/
Q_PROPERTY(bool keepBelow READ keepBelow WRITE setKeepBelow NOTIFY keepBelowChanged)
/**
* Whether the Client can be shaded. The property is evaluated each time it is invoked.
* Because of that there is no notify signal.
**/
Q_PROPERTY(bool shadeable READ isShadeable)
/**
* Whether the Client is shaded.
**/
Q_PROPERTY(bool shade READ isShade WRITE setShade NOTIFY shadeChanged)
/**
* Whether the Client can be minimized. The property is evaluated each time it is invoked.
* Because of that there is no notify signal.
**/
Q_PROPERTY(bool minimizable READ isMinimizable)
/**
* Whether the Client is minimized.
**/
Q_PROPERTY(bool minimized READ isMinimized WRITE setMinimized NOTIFY minimizedChanged)
/**
* Returns whether the window is any of special windows types (desktop, dock, splash, ...),
* i.e. window types that usually don't have a window frame and the user does not use window
* management (moving, raising,...) on them.
* The value is evaluated each time the getter is called.
* Because of that no changed signal is provided.
**/
Q_PROPERTY(bool specialWindow READ isSpecialWindow)
/**
* Whether window state _NET_WM_STATE_DEMANDS_ATTENTION is set. This state indicates that some
* action in or with the window happened. For example, it may be set by the Window Manager if
* the window requested activation but the Window Manager refused it, or the application may set
* it if it finished some work. This state may be set by both the Client and the Window Manager.
* It should be unset by the Window Manager when it decides the window got the required attention
* (usually, that it got activated).
**/
Q_PROPERTY(bool demandsAttention READ isDemandingAttention WRITE demandAttention NOTIFY demandsAttentionChanged)
/**
* The Caption of the Client. Read from WM_NAME property together with a suffix for hostname and shortcut.
* To read only the caption as provided by WM_NAME, use the getter with an additional @c false value.
**/
Q_PROPERTY(QString caption READ caption NOTIFY captionChanged)
/**
* Minimum size as specified in WM_NORMAL_HINTS
**/
Q_PROPERTY(QSize minSize READ minSize)
/**
* Maximum size as specified in WM_NORMAL_HINTS
**/
Q_PROPERTY(QSize maxSize READ maxSize)
/**
* Whether the Client can accept keyboard focus.
* The value is evaluated each time the getter is called.
* Because of that no changed signal is provided.
**/
Q_PROPERTY(bool wantsInput READ wantsInput)
/**
* Whether the Client is a transient Window to another Window.
* @see transientFor
**/
Q_PROPERTY(bool transient READ isTransient NOTIFY transientChanged)
/**
* The Client to which this Client is a transient if any.
**/
Q_PROPERTY(KWin::AbstractClient *transientFor READ transientFor NOTIFY transientChanged)
/**
* Whether the Client represents a modal window.
**/
Q_PROPERTY(bool modal READ isModal NOTIFY modalChanged)
/**
* The geometry of this Client. Be aware that depending on resize mode the geometryChanged signal
* might be emitted at each resize step or only at the end of the resize operation.
**/
Q_PROPERTY(QRect geometry READ geometry WRITE setGeometry)
public:
virtual ~AbstractClient();
QWeakPointer<TabBox::TabBoxClientImpl> tabBoxClient() const {
return m_tabBoxClient.toWeakRef();
}
bool isFirstInTabBox() const {
return m_firstInTabBox;
}
bool skipSwitcher() const {
return m_skipSwitcher;
}
void setSkipSwitcher(bool set);
bool skipTaskbar() const {
return m_skipTaskbar;
}
void setSkipTaskbar(bool set);
void setOriginalSkipTaskbar(bool set);
bool originalSkipTaskbar() const {
return m_originalSkipTaskbar;
}
bool skipPager() const {
return m_skipPager;
}
void setSkipPager(bool set);
const QIcon &icon() const {
return m_icon;
}
bool isActive() const {
return m_active;
}
/**
* Sets the client's active state to \a act.
*
* This function does only change the visual appearance of the client,
* it does not change the focus setting. Use
* Workspace::activateClient() or Workspace::requestFocus() instead.
*
* If a client receives or looses the focus, it calls setActive() on
* its own.
**/
void setActive(bool);
bool keepAbove() const {
return m_keepAbove;
}
void setKeepAbove(bool);
bool keepBelow() const {
return m_keepBelow;
}
void setKeepBelow(bool);
void demandAttention(bool set = true);
bool isDemandingAttention() const {
return m_demandsAttention;
}
void cancelAutoRaise();
bool wantsTabFocus() const;
virtual void updateMouseGrab();
virtual QString caption(bool full = true, bool stripped = false) const = 0;
virtual bool isCloseable() const = 0;
// TODO: remove boolean trap
virtual bool isShown(bool shaded_is_shown) const = 0;
// TODO: remove boolean trap
virtual void hideClient(bool hide) = 0;
virtual bool isFullScreenable() const = 0;
virtual bool isFullScreen() const = 0;
// TODO: remove boolean trap
virtual AbstractClient *findModal(bool allow_itself = false) = 0;
virtual bool isTransient() const;
/**
* @returns Whether there is a hint available to place the AbstractClient on it's parent, default @c false.
* @see transientPlacementHint
**/
virtual bool hasTransientPlacementHint() const;
/**
* @returns The recommended position of the transient in parent coordinates
**/
virtual QPoint transientPlacementHint() const;
const AbstractClient* transientFor() const;
AbstractClient* transientFor();
/**
* @returns @c true if c is the transient_for window for this client,
* or recursively the transient_for window
* @todo: remove boolean trap
**/
virtual bool hasTransient(const AbstractClient* c, bool indirect) const;
const QList<AbstractClient*>& transients() const; // Is not indirect
virtual void removeTransient(AbstractClient* cl);
virtual QList<AbstractClient*> mainClients() const; // Call once before loop , is not indirect
QList<AbstractClient*> allMainClients() const; // Call once before loop , is indirect
/**
* Returns true for "special" windows and false for windows which are "normal"
* (normal=window which has a border, can be moved by the user, can be closed, etc.)
* true for Desktop, Dock, Splash, Override and TopMenu (and Toolbar??? - for now)
* false for Normal, Dialog, Utility and Menu (and Toolbar??? - not yet) TODO
*/
bool isSpecialWindow() const;
virtual void sendToScreen(int screen) = 0;
virtual const QKeySequence &shortcut() const = 0;
virtual void setShortcut(const QString &cut) = 0;
virtual bool performMouseCommand(Options::MouseCommand, const QPoint &globalPos);
void setOnAllDesktops(bool set);
void setDesktop(int);
int desktop() const override {
return m_desktop;
}
void setMinimized(bool set);
/**
* Minimizes this client plus its transients
*/
void minimize(bool avoid_animation = false);
void unminimize(bool avoid_animation = false);
bool isMinimized() const {
return m_minimized;
}
virtual void setFullScreen(bool set, bool user = true) = 0;
virtual TabGroup *tabGroup() const;
Q_INVOKABLE virtual bool untab(const QRect &toGeometry = QRect(), bool clientRemoved = false);
virtual bool isCurrentTab() const;
virtual QRect geometryRestore() const = 0;
virtual MaximizeMode maximizeMode() const = 0;
void maximize(MaximizeMode);
void setMaximize(bool vertically, bool horizontally);
virtual bool noBorder() const = 0;
virtual void setNoBorder(bool set) = 0;
virtual void blockActivityUpdates(bool b = true) = 0;
QPalette palette() const;
const Decoration::DecorationPalette *decorationPalette() const;
virtual bool isDecorated() const;
virtual bool isResizable() const = 0;
virtual bool isMovable() const = 0;
virtual bool isMovableAcrossScreens() const = 0;
/**
* @c true only for @c ShadeNormal
**/
bool isShade() const {
return shadeMode() == ShadeNormal;
}
/**
* Default implementation returns @c ShadeNone
**/
virtual ShadeMode shadeMode() const; // Prefer isShade()
void setShade(bool set);
/**
* Default implementation does nothing
**/
virtual void setShade(ShadeMode mode);
/**
* Whether the Client can be shaded. Default implementation returns @c false.
**/
virtual bool isShadeable() const;
virtual bool isMaximizable() const = 0;
virtual bool isMinimizable() const = 0;
virtual bool userCanSetFullScreen() const = 0;
virtual bool userCanSetNoBorder() const = 0;
virtual void setOnAllActivities(bool set) = 0;
virtual const WindowRules* rules() const = 0;
virtual void takeFocus() = 0;
virtual bool wantsInput() const = 0;
void checkWorkspacePosition(QRect oldGeometry = QRect(), int oldDesktop = -2, QRect oldClientGeometry = QRect());
virtual xcb_timestamp_t userTime() const;
virtual void updateWindowRules(Rules::Types selection) = 0;
virtual void growHorizontal();
virtual void shrinkHorizontal();
virtual void growVertical();
virtual void shrinkVertical();
virtual void updateMoveResize(const QPointF &currentGlobalCursor);
/**
* These values represent positions inside an area
*/
enum Position {
// without prefix, they'd conflict with Qt::TopLeftCorner etc. :(
PositionCenter = 0x00,
PositionLeft = 0x01,
PositionRight = 0x02,
PositionTop = 0x04,
PositionBottom = 0x08,
PositionTopLeft = PositionLeft | PositionTop,
PositionTopRight = PositionRight | PositionTop,
PositionBottomLeft = PositionLeft | PositionBottom,
PositionBottomRight = PositionRight | PositionBottom
};
Position titlebarPosition() const;
// a helper for the workspace window packing. tests for screen validity and updates since in maximization case as with normal moving
virtual void packTo(int left, int top);
enum QuickTileFlag {
QuickTileNone = 0,
QuickTileLeft = 1,
QuickTileRight = 1<<1,
QuickTileTop = 1<<2,
QuickTileBottom = 1<<3,
QuickTileHorizontal = QuickTileLeft|QuickTileRight,
QuickTileVertical = QuickTileTop|QuickTileBottom,
QuickTileMaximize = QuickTileLeft|QuickTileRight|QuickTileTop|QuickTileBottom
};
Q_DECLARE_FLAGS(QuickTileMode, QuickTileFlag)
/** Set the quick tile mode ("snap") of this window.
* This will also handle preserving and restoring of window geometry as necessary.
* @param mode The tile mode (left/right) to give this window.
*/
virtual void setQuickTileMode(QuickTileMode mode, bool keyboard = false) = 0;
virtual QuickTileMode quickTileMode() const;
Layer layer() const override;
void updateLayer();
enum ForceGeometry_t { NormalGeometrySet, ForceGeometrySet };
virtual void move(int x, int y, ForceGeometry_t force = NormalGeometrySet) = 0;
void move(const QPoint &p, ForceGeometry_t force = NormalGeometrySet);
virtual void resizeWithChecks(int w, int h, ForceGeometry_t force = NormalGeometrySet) = 0;
void resizeWithChecks(const QSize& s, ForceGeometry_t force = NormalGeometrySet);
void keepInArea(QRect area, bool partial = false);
virtual QSize minSize() const;
virtual QSize maxSize() const;
virtual void setGeometry(int x, int y, int w, int h, ForceGeometry_t force = NormalGeometrySet) = 0;
void setGeometry(const QRect& r, ForceGeometry_t force = NormalGeometrySet);
/// How to resize the window in order to obey constains (mainly aspect ratios)
enum Sizemode {
SizemodeAny,
SizemodeFixedW, ///< Try not to affect width
SizemodeFixedH, ///< Try not to affect height
SizemodeMax ///< Try not to make it larger in either direction
};
/**
*Calculate the appropriate frame size for the given client size @p wsize.
*
* @p wsize is adapted according to the window's size hints (minimum, maximum and incremental size changes).
*
* Default implementation returns the passed in @p wsize.
*/
virtual QSize sizeForClientSize(const QSize &wsize, Sizemode mode = SizemodeAny, bool noframe = false) const;
QSize adjustedSize(const QSize&, Sizemode mode = SizemodeAny) const;
QSize adjustedSize() const;
virtual bool hasStrut() const;
void setModal(bool modal);
bool isModal() const;
/**
* Determines the mouse command for the given @p button in the current state.
*
* The @p handled argument specifies whether the button was handled or not.
* This value should be used to determine whether the mouse button should be
* passed to the AbstractClient or being filtered out.
**/
Options::MouseCommand getMouseCommand(Qt::MouseButton button, bool *handled) const;
Options::MouseCommand getWheelCommand(Qt::Orientation orientation, bool *handled) const;
// TODO: remove boolean trap
static bool belongToSameApplication(const AbstractClient* c1, const AbstractClient* c2, bool active_hack = false);
public Q_SLOTS:
virtual void closeWindow() = 0;
Q_SIGNALS:
void fullScreenChanged();
void skipTaskbarChanged();
void skipPagerChanged();
void skipSwitcherChanged();
void iconChanged();
void activeChanged();
void keepAboveChanged(bool);
void keepBelowChanged(bool);
/**
* Emitted whenever the demands attention state changes.
**/
void demandsAttentionChanged();
void desktopPresenceChanged(KWin::AbstractClient*, int); // to be forwarded by Workspace
void desktopChanged();
void shadeChanged();
void minimizedChanged();
void clientMinimized(KWin::AbstractClient* client, bool animate);
void clientUnminimized(KWin::AbstractClient* client, bool animate);
void paletteChanged(const QPalette &p);
void captionChanged();
void clientMaximizedStateChanged(KWin::AbstractClient*, MaximizeMode);
void clientMaximizedStateChanged(KWin::AbstractClient* c, bool h, bool v);
void transientChanged();
void modalChanged();
void quickTileModeChanged();
protected:
AbstractClient();
void setFirstInTabBox(bool enable) {
m_firstInTabBox = enable;
}
void setIcon(const QIcon &icon);
void startAutoRaise();
void autoRaise();
/**
* Called from ::setActive once the active value got updated, but before the changed signal
* is emitted.
*
* Default implementation does nothing.
**/
virtual void doSetActive();
/**
* Called from ::setKeepAbove once the keepBelow value got updated, but before the changed signal
* is emitted.
*
* Default implementation does nothing.
**/
virtual void doSetKeepAbove();
/**
* Called from ::setKeepBelow once the keepBelow value got updated, but before the changed signal
* is emitted.
*
* Default implementation does nothing.
**/
virtual void doSetKeepBelow();
/**
* Called from ::setDeskop once the desktop value got updated, but before the changed signal
* is emitted.
*
* Default implementation does nothing.
* @param desktop The new desktop the Client is on
* @param was_desk The desktop the Client was on before
**/
virtual void doSetDesktop(int desktop, int was_desk);
/**
* Called from ::minimize and ::unminimize once the minimized value got updated, but before the
* changed signal is emitted.
*
* Default implementation does nothig.
**/
virtual void doMinimize();
// TODO: remove boolean trap
virtual bool belongsToSameApplication(const AbstractClient *other, bool active_hack) const = 0;
virtual void doSetSkipTaskbar();
virtual void doSetSkipPager();
void setupWindowManagementInterface();
void destroyWindowManagementInterface();
void updateColorScheme(QString path);
void setTransientFor(AbstractClient *transientFor);
virtual void addTransient(AbstractClient* cl);
/**
* Just removes the @p cl from the transients without any further checks.
**/
void removeTransientFromList(AbstractClient* cl);
Layer belongsToLayer() const;
virtual bool belongsToDesktop() const;
void invalidateLayer();
virtual bool isActiveFullScreen() const;
virtual Layer layerForDock() const;
// electric border / quick tiling
void setElectricBorderMode(QuickTileMode mode);
QuickTileMode electricBorderMode() const {
return m_electricMode;
}
void setElectricBorderMaximizing(bool maximizing);
bool isElectricBorderMaximizing() const {
return m_electricMaximizing;
}
QRect electricBorderMaximizeGeometry(QPoint pos, int desktop);
// geometry handling
void checkOffscreenPosition(QRect *geom, const QRect &screenArea);
virtual int borderLeft() const;
virtual int borderRight() const;
virtual int borderTop() const;
virtual int borderBottom() const;
virtual void changeMaximize(bool horizontal, bool vertical, bool adjust) = 0;
private:
void handlePaletteChange();
QSharedPointer<TabBox::TabBoxClientImpl> m_tabBoxClient;
bool m_firstInTabBox = false;
bool m_skipTaskbar = false;
/**
* Unaffected by KWin
**/
bool m_originalSkipTaskbar = false;
bool m_skipPager = false;
bool m_skipSwitcher = false;
QIcon m_icon;
bool m_active = false;
bool m_keepAbove = false;
bool m_keepBelow = false;
bool m_demandsAttention = false;
bool m_minimized = false;
QTimer *m_autoRaiseTimer = nullptr;
int m_desktop = 0; // 0 means not on any desktop yet
QString m_colorScheme;
std::shared_ptr<Decoration::DecorationPalette> m_palette;
static QHash<QString, std::weak_ptr<Decoration::DecorationPalette>> s_palettes;
static std::shared_ptr<Decoration::DecorationPalette> s_defaultPalette;
KWayland::Server::PlasmaWindowInterface *m_windowManagementInterface = nullptr;
AbstractClient *m_transientFor = nullptr;
QList<AbstractClient*> m_transients;
bool m_modal = false;
Layer m_layer = UnknownLayer;
// electric border/quick tiling
QuickTileMode m_electricMode = QuickTileNone;
bool m_electricMaximizing = false;
};
inline void AbstractClient::move(const QPoint& p, ForceGeometry_t force)
{
move(p.x(), p.y(), force);
}
inline void AbstractClient::resizeWithChecks(const QSize& s, AbstractClient::ForceGeometry_t force)
{
resizeWithChecks(s.width(), s.height(), force);
}
inline void AbstractClient::setGeometry(const QRect& r, ForceGeometry_t force)
{
setGeometry(r.x(), r.y(), r.width(), r.height(), force);
}
inline const QList<AbstractClient*>& AbstractClient::transients() const
{
return m_transients;
}
}
Q_DECLARE_METATYPE(KWin::AbstractClient*)
Q_DECLARE_METATYPE(QList<KWin::AbstractClient*>)
Q_DECLARE_OPERATORS_FOR_FLAGS(KWin::AbstractClient::QuickTileMode)
#endif
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