/usr/include/compiz/core/screen.h is in compiz-dev 1:0.9.13.1+18.04.20180302-0ubuntu1.
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* Copyright © 2008 Dennis Kasprzyk
* Copyright © 2007 Novell, Inc.
*
* Permission to use, copy, modify, distribute, and sell this software
* and its documentation for any purpose is hereby granted without
* fee, provided that the above copyright notice appear in all copies
* and that both that copyright notice and this permission notice
* appear in supporting documentation, and that the name of
* Dennis Kasprzyk not be used in advertising or publicity pertaining to
* distribution of the software without specific, written prior permission.
* Dennis Kasprzyk makes no representations about the suitability of this
* software for any purpose. It is provided "as is" without express or
* implied warranty.
*
* DENNIS KASPRZYK DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN
* NO EVENT SHALL DENNIS KASPRZYK BE LIABLE FOR ANY SPECIAL, INDIRECT OR
* CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS
* OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT,
* NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION
* WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*
* Authors: Dennis Kasprzyk <onestone@compiz-fusion.org>
* David Reveman <davidr@novell.com>
*/
#ifndef _COMPSCREEN_H
#define _COMPSCREEN_H
#include <core/window.h>
#include <core/output.h>
#include <core/session.h>
#include <core/plugin.h>
#include <core/match.h>
#include <core/pluginclasses.h>
#include <core/region.h>
#include <core/modifierhandler.h>
#include <core/valueholder.h>
#include <boost/scoped_ptr.hpp>
class CompScreenImpl;
class PrivateScreen;
class CompManager;
class CoreWindow;
class CoreOptions;
class ServerGrabInterface;
typedef std::list<CompWindow *> CompWindowList;
typedef std::vector<CompWindow *> CompWindowVector;
extern bool replaceCurrentWm;
extern bool debugOutput;
extern bool sendStartupMessage;
extern CompScreen *screen;
extern ModifierHandler *modHandler;
extern int lastPointerX;
extern int lastPointerY;
extern unsigned int lastPointerMods;
extern int pointerX;
extern int pointerY;
extern unsigned int pointerMods;
#define NOTIFY_CREATE_MASK (1 << 0)
#define NOTIFY_DELETE_MASK (1 << 1)
#define NOTIFY_MOVE_MASK (1 << 2)
#define NOTIFY_MODIFY_MASK (1 << 3)
#define SCREEN_EDGE_LEFT 0
#define SCREEN_EDGE_RIGHT 1
#define SCREEN_EDGE_TOP 2
#define SCREEN_EDGE_BOTTOM 3
#define SCREEN_EDGE_TOPLEFT 4
#define SCREEN_EDGE_TOPRIGHT 5
#define SCREEN_EDGE_BOTTOMLEFT 6
#define SCREEN_EDGE_BOTTOMRIGHT 7
#define SCREEN_EDGE_NUM 8
typedef boost::function<void (short int)> FdWatchCallBack;
typedef boost::function<void (const char *)> FileWatchCallBack;
typedef int CompFileWatchHandle;
typedef int CompWatchFdHandle;
/**
* Information needed to invoke a CallBack when a file changes.
*/
struct CompFileWatch {
CompString path;
int mask;
FileWatchCallBack callBack;
CompFileWatchHandle handle;
};
typedef std::list<CompFileWatch *> CompFileWatchList;
#define ACTIVE_WINDOW_HISTORY_SIZE 64
#define ACTIVE_WINDOW_HISTORY_NUM 32
/**
* Information about the last activity with a window.
*/
struct CompActiveWindowHistory {
Window id[ACTIVE_WINDOW_HISTORY_SIZE];
int x;
int y;
int activeNum;
};
class ScreenInterface;
extern template class WrapableInterface<CompScreen, ScreenInterface>;
/**
* Interface to an abstract screen.
*/
class ScreenInterface : public WrapableInterface<CompScreen, ScreenInterface> {
public:
virtual void fileWatchAdded (CompFileWatch *fw);
virtual void fileWatchRemoved (CompFileWatch *fw);
virtual bool initPluginForScreen (CompPlugin *p);
virtual void finiPluginForScreen (CompPlugin *p);
virtual bool setOptionForPlugin (const char *plugin,
const char *name,
CompOption::Value &v);
virtual void sessionEvent (CompSession::Event event,
CompOption::Vector &options);
virtual void handleEvent (XEvent *event);
virtual void handleCompizEvent (const char * plugin, const char *event,
CompOption::Vector &options);
virtual bool fileToImage (CompString &path, CompSize &size,
int &stride, void *&data);
virtual bool imageToFile (CompString &path, CompString &format,
CompSize &size, int stride, void *data);
virtual CompMatch::Expression *matchInitExp (const CompString& value);
virtual void matchExpHandlerChanged ();
virtual void matchPropertyChanged (CompWindow *window);
virtual void logMessage (const char *componentName,
CompLogLevel level,
const char *message);
virtual void enterShowDesktopMode ();
virtual void leaveShowDesktopMode (CompWindow *window);
virtual void outputChangeNotify ();
virtual void addSupportedAtoms (std::vector<Atom>& atoms);
virtual void cursorChangeNotify (const CompString& theme, int size);
virtual void averageColorChangeNotify (const unsigned short *color);
};
namespace compiz { namespace private_screen {
struct Grab;
class EventManager;
class Ping;
}}
namespace compiz {
class DesktopWindowCount
{
public:
virtual void incrementDesktopWindowCount() = 0;
virtual void incrementOpaqueDesktopWindowCount() = 0;
virtual void decrementDesktopWindowCount() = 0;
virtual void decrementOpaqueDesktopWindowCount() = 0;
virtual int desktopWindowCount() = 0;
virtual int opaqueDesktopWindowCount() = 0;
protected:
~DesktopWindowCount() {}
};
class MapNum
{
public:
virtual unsigned int nextMapNum() = 0;
protected:
~MapNum() {}
};
class Ping
{
public:
virtual unsigned int lastPing () const = 0;
protected:
~Ping() {}
};
class XWindowInfo
{
public:
virtual int getWmState (Window id) = 0;
virtual void setWmState (int state, Window id) const = 0;
virtual void getMwmHints (Window id,
unsigned int *func,
unsigned int *decor) const = 0;
virtual unsigned int getProtocols (Window id) = 0;
virtual unsigned int getWindowType (Window id) = 0;
virtual unsigned int getWindowState (Window id) = 0;
protected:
~XWindowInfo() {}
};
class History
{
public:
virtual unsigned int activeNum () const = 0;
virtual CompActiveWindowHistory *currentHistory () = 0;
protected:
~History() {}
};
}
class CompScreen :
public WrapableHandler<ScreenInterface, 20>,
public PluginClassStorage, // TODO should be an interface here
public CompSize,
public virtual ::compiz::DesktopWindowCount,
public virtual ::compiz::MapNum,
public virtual ::compiz::Ping,
public virtual ::compiz::XWindowInfo,
public virtual ::compiz::History,
public CompOption::Class // TODO should be an interface here
{
public:
typedef compiz::private_screen::Grab* GrabHandle;
WRAPABLE_HND (0, ScreenInterface, void, fileWatchAdded, CompFileWatch *)
WRAPABLE_HND (1, ScreenInterface, void, fileWatchRemoved, CompFileWatch *)
WRAPABLE_HND (2, ScreenInterface, bool, initPluginForScreen,
CompPlugin *)
WRAPABLE_HND (3, ScreenInterface, void, finiPluginForScreen,
CompPlugin *)
WRAPABLE_HND (4, ScreenInterface, bool, setOptionForPlugin,
const char *, const char *, CompOption::Value &)
WRAPABLE_HND (5, ScreenInterface, void, sessionEvent, CompSession::Event,
CompOption::Vector &)
WRAPABLE_HND (6, ScreenInterface, void, handleEvent, XEvent *event)
WRAPABLE_HND (7, ScreenInterface, void, handleCompizEvent,
const char *, const char *, CompOption::Vector &)
WRAPABLE_HND (8, ScreenInterface, bool, fileToImage, CompString &,
CompSize &, int &, void *&);
WRAPABLE_HND (9, ScreenInterface, bool, imageToFile, CompString &,
CompString &, CompSize &, int, void *);
WRAPABLE_HND (10, ScreenInterface, CompMatch::Expression *,
matchInitExp, const CompString&);
WRAPABLE_HND (11, ScreenInterface, void, matchExpHandlerChanged)
WRAPABLE_HND (12, ScreenInterface, void, matchPropertyChanged,
CompWindow *)
WRAPABLE_HND (13, ScreenInterface, void, logMessage, const char *,
CompLogLevel, const char*)
WRAPABLE_HND (14, ScreenInterface, void, enterShowDesktopMode);
WRAPABLE_HND (15, ScreenInterface, void, leaveShowDesktopMode,
CompWindow *);
WRAPABLE_HND (16, ScreenInterface, void, outputChangeNotify);
WRAPABLE_HND (17, ScreenInterface, void, addSupportedAtoms,
std::vector<Atom>& atoms);
WRAPABLE_HND (18, ScreenInterface, void, cursorChangeNotify,
const CompString&, int);
WRAPABLE_HND (19, ScreenInterface, void, averageColorChangeNotify,
const unsigned short *);
unsigned int allocPluginClassIndex ();
void freePluginClassIndex (unsigned int index);
static int checkForError (Display *dpy);
// Interface hoisted from CompScreen
virtual bool updateDefaultIcon () = 0;
virtual Display * dpy () = 0;
virtual Window root () = 0;
virtual const CompSize & vpSize () const = 0;
virtual void forEachWindow (CompWindow::ForEach) =0;
virtual CompWindowList & windows () = 0;
virtual void moveViewport (int tx, int ty, bool sync) = 0;
virtual const CompPoint & vp () const = 0;
virtual void updateWorkarea () = 0;
virtual bool addAction (CompAction *action) = 0;
virtual CompWindow * findWindow (Window id) = 0;
virtual CompWindow * findTopLevelWindow (
Window id, bool override_redirect = false) = 0;
virtual void toolkitAction (
Atom toolkitAction,
Time eventTime,
Window window,
long data0,
long data1,
long data2) = 0;
virtual unsigned int showingDesktopMask() const = 0;
virtual bool grabsEmpty() const = 0;
virtual void sizePluginClasses(unsigned int size) = 0;
virtual CompOutput::vector & outputDevs () = 0;
virtual void setWindowState (unsigned int state, Window id) = 0;
virtual bool XShape () = 0;
virtual std::vector<XineramaScreenInfo> & screenInfo () = 0;
virtual CompWindowList & serverWindows () = 0;
virtual void setWindowProp (Window id,
Atom property,
unsigned int value) = 0;
virtual Window activeWindow () = 0;
virtual unsigned int currentDesktop () = 0;
virtual void focusDefaultWindow () = 0;
virtual Time getCurrentTime () = 0;
virtual unsigned int getWindowProp (Window id,
Atom property,
unsigned int defaultValue) = 0;
virtual void insertServerWindow (CompWindow *w, Window aboveId) = 0;
virtual void insertWindow (CompWindow *w, Window aboveId) = 0;
virtual unsigned int nDesktop () = 0;
virtual int outputDeviceForGeometry (const CompWindow::Geometry& gm) = 0;
virtual int screenNum () = 0;
virtual void unhookServerWindow (CompWindow *w) = 0;
virtual void unhookWindow (CompWindow *w) = 0;
virtual void viewportForGeometry (const CompWindow::Geometry &gm,
CompPoint &viewport) = 0;
virtual void addToDestroyedWindows(CompWindow * cw) = 0;
virtual const CompRect & workArea () const = 0;
virtual void removeAction (CompAction *action) = 0;
virtual CompOption::Vector & getOptions () = 0;
virtual bool setOption (const CompString &name, CompOption::Value &value) = 0;
virtual void storeValue (CompString key, CompPrivate value) = 0;
virtual bool hasValue (CompString key) = 0;
virtual CompPrivate getValue (CompString key) = 0;
virtual void eraseValue (CompString key) = 0;
virtual CompWatchFdHandle addWatchFd (int fd,
short int events,
FdWatchCallBack callBack) = 0;
virtual void removeWatchFd (CompWatchFdHandle handle) = 0;
virtual void eventLoop () = 0;
virtual CompFileWatchHandle addFileWatch (const char *path,
int mask,
FileWatchCallBack callBack) = 0;
virtual void removeFileWatch (CompFileWatchHandle handle) = 0;
virtual const CompFileWatchList& getFileWatches () const = 0;
virtual void updateSupportedWmHints () = 0;
virtual CompWindowList & destroyedWindows () = 0;
virtual const CompRegion & region () const = 0;
virtual bool hasOverlappingOutputs () = 0;
virtual CompOutput & fullscreenOutput () = 0;
virtual void setWindowProp32 (Window id,
Atom property,
unsigned short value) = 0;
virtual unsigned short getWindowProp32 (Window id,
Atom property,
unsigned short defaultValue) = 0;
virtual bool readImageFromFile (CompString &name,
CompString &pname,
CompSize &size,
void *&data) = 0;
virtual XWindowAttributes attrib () = 0;
virtual CompIcon *defaultIcon () const = 0;
virtual bool otherGrabExist (const char *, ...) = 0;
virtual GrabHandle pushGrab (Cursor cursor, const char *name) = 0;
virtual GrabHandle pushPointerGrab (Cursor cursor, const char *name) = 0;
virtual GrabHandle pushKeyboardGrab (const char *name) = 0;
virtual void removeGrab (GrabHandle handle, CompPoint *restorePointer) = 0;
virtual bool writeImageToFile (CompString &path,
const char *format,
CompSize &size,
void *data) = 0;
virtual void runCommand (CompString command) = 0;
virtual bool shouldSerializePlugins () = 0;
virtual const CompRect & getWorkareaForOutput (unsigned int outputNum) const = 0;
virtual CompOutput & currentOutputDev () const = 0;
virtual bool grabExist (const char *) = 0;
virtual Cursor invisibleCursor () = 0;
virtual void sendWindowActivationRequest (Window id) = 0;
virtual const CompWindowVector & clientList (bool stackingOrder = true) = 0;
virtual int outputDeviceForPoint (const CompPoint &point) = 0;
virtual int outputDeviceForPoint (int x, int y) = 0;
virtual int xkbEvent () = 0;
virtual void warpPointer (int dx, int dy) = 0;
virtual void updateGrab (GrabHandle handle, Cursor cursor) = 0;
virtual int shapeEvent () = 0;
virtual int syncEvent () = 0;
virtual Window autoRaiseWindow () = 0;
virtual const char * displayString () = 0;
virtual CompRect getCurrentOutputExtents () = 0;
virtual Cursor normalCursor () = 0;
virtual Cursor cursorCache (unsigned int cursorName) = 0;
virtual bool grabbed () = 0;
virtual SnDisplay * snDisplay () = 0;
virtual void processEvents () = 0;
virtual void alwaysHandleEvent (XEvent *event) = 0;
virtual ServerGrabInterface * serverGrabInterface () = 0;
// Replacements for friends accessing priv. They are declared virtual to
// ensure the ABI is stable if/when they are moved to CompScreenImpl.
// They are only intended for use within compiz-core
virtual bool displayInitialised() const = 0;
virtual void updatePassiveKeyGrabs () const = 0;
virtual void applyStartupProperties (CompWindow *window) = 0;
virtual void updateClientList() = 0;
virtual CompWindow * getTopWindow() const = 0;
virtual CompWindow * getTopServerWindow() const = 0;
virtual CoreOptions& getCoreOptions() = 0;
virtual Colormap colormap() const = 0;
virtual const unsigned short * averageColor() const = 0;
virtual void setCurrentDesktop (unsigned int desktop) = 0;
virtual Window activeWindow() const = 0;
virtual void updatePassiveButtonGrabs(Window serverFrame) = 0;
virtual bool grabWindowIsNot(Window w) const = 0;
virtual void incrementPendingDestroys() = 0;
virtual void setNextActiveWindow(Window id) = 0;
virtual Window getNextActiveWindow() const = 0;
virtual CompWindow * focusTopMostWindow () = 0;
// End of "internal use only" functions
protected:
CompScreen();
private:
// The "wrapable" functions delegate to these (for mocking)
virtual bool _initPluginForScreen(CompPlugin *) = 0;
virtual void _finiPluginForScreen(CompPlugin *) = 0;
virtual bool _setOptionForPlugin(const char *, const char *, CompOption::Value &) = 0;
virtual void _handleEvent(XEvent *event) = 0;
virtual void _logMessage(const char *, CompLogLevel, const char*) = 0;
virtual void _enterShowDesktopMode() = 0;
virtual void _leaveShowDesktopMode(CompWindow *) = 0;
virtual void _addSupportedAtoms(std::vector<Atom>& atoms) = 0;
virtual void _fileWatchAdded(CompFileWatch *) = 0;
virtual void _fileWatchRemoved(CompFileWatch *) = 0;
virtual void _sessionEvent(CompSession::Event, CompOption::Vector &) = 0;
virtual void _handleCompizEvent(const char *, const char *, CompOption::Vector &) = 0;
virtual bool _fileToImage(CompString &, CompSize &, int &, void *&) = 0;
virtual bool _imageToFile(CompString &, CompString &, CompSize &, int, void *) = 0;
virtual CompMatch::Expression * _matchInitExp(const CompString&) = 0;
virtual void _matchExpHandlerChanged() = 0;
virtual void _matchPropertyChanged(CompWindow *) = 0;
virtual void _outputChangeNotify() = 0;
virtual void _cursorChangeNotify(const CompString&, int) = 0;
virtual void _averageColorChangeNotify(const unsigned short*) = 0;
};
#endif
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