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kwin/abstract_client.h
Martin Gräßlin 996c828da3 [autotest/wayland] Add a test for quick tiling Wayland clients 
Base test verifies the quick tile positions. No maximization or direct
state changes tested yet.

Required to have Toplevel and AbstractClient exported. Otherwise we
cannot use the SignalSpy.
2015-10-14 09:58:16 +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 KWIN_EXPORT 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.
*/
void setQuickTileMode(QuickTileMode mode, bool keyboard = false);
QuickTileMode quickTileMode() const {
return QuickTileMode(m_quickTileMode);
}
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);
void updateQuickTileMode(QuickTileMode newMode) {
m_quickTileMode = newMode;
}
// 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;
virtual void setGeometryRestore(const QRect &geo) = 0;
void blockGeometryUpdates(bool block);
void blockGeometryUpdates();
void unblockGeometryUpdates();
bool areGeometryUpdatesBlocked() const;
enum PendingGeometry_t {
PendingGeometryNone,
PendingGeometryNormal,
PendingGeometryForced
};
PendingGeometry_t pendingGeometryUpdate() const;
void setPendingGeometryUpdate(PendingGeometry_t update);
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;
/** The quick tile mode of this window.
*/
int m_quickTileMode = QuickTileNone;
// geometry
int m_blockGeometryUpdates = 0; // > 0 = New geometry is remembered, but not actually set
PendingGeometry_t m_pendingGeometryUpdate = PendingGeometryNone;
friend class GeometryUpdatesBlocker;
};
/**
* Helper for AbstractClient::blockGeometryUpdates() being called in pairs (true/false)
*/
class GeometryUpdatesBlocker
{
public:
explicit GeometryUpdatesBlocker(AbstractClient* c)
: cl(c) {
cl->blockGeometryUpdates(true);
}
~GeometryUpdatesBlocker() {
cl->blockGeometryUpdates(false);
}
private:
AbstractClient* cl;
};
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;
}
inline bool AbstractClient::areGeometryUpdatesBlocked() const
{
return m_blockGeometryUpdates != 0;
}
inline void AbstractClient::blockGeometryUpdates()
{
m_blockGeometryUpdates++;
}
inline void AbstractClient::unblockGeometryUpdates()
{
m_blockGeometryUpdates--;
}
inline AbstractClient::PendingGeometry_t AbstractClient::pendingGeometryUpdate() const
{
return m_pendingGeometryUpdate;
}
inline void AbstractClient::setPendingGeometryUpdate(PendingGeometry_t update)
{
m_pendingGeometryUpdate = update;
}
}
Q_DECLARE_METATYPE(KWin::AbstractClient*)
Q_DECLARE_METATYPE(QList<KWin::AbstractClient*>)
Q_DECLARE_OPERATORS_FOR_FLAGS(KWin::AbstractClient::QuickTileMode)
#endif
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