//=========================================== // Lumina-DE source code // Copyright (c) 2014-2016, Ken Moore // Available under the 3-clause BSD license // See the LICENSE file for full details //=========================================== // This class governs all the XLib usage and interactions // and provides simpler Qt-based functions for use elsewhere //=========================================== #ifndef _LUMINA_LIBRARY_X11_H #define _LUMINA_LIBRARY_X11_H //Qt includes #include <QList> #include <QString> #include <QPixmap> #include <QImage> #include <QIcon> #include <QPixmap> #include <QX11Info> #include <QDebug> #include <QPainter> #include <QObject> #include <QFlags> #include <xcb/xcb_ewmh.h> //SYSTEM TRAY STANDARD DEFINITIONS #define _NET_SYSTEM_TRAY_ORIENTATION_HORZ 0 #define _NET_SYSTEM_TRAY_ORIENTATION_VERT 1 #define SYSTEM_TRAY_REQUEST_DOCK 0 #define SYSTEM_TRAY_BEGIN_MESSAGE 1 #define SYSTEM_TRAY_CANCEL_MESSAGE 2 #define URGENCYHINT (1L << 8) //For window urgency detection //Simple data container for the ICCCM hints (_size, _normal, _hints) //Simple data container for doing STRUT_PARTIAL input/output calculations class strut_geom{ public: //Note: "Thick" will always be in the direction perpenticular to the start/end coordinates //Example: A left strut will use start/end as Y coordinates, with "thick" in X coordinates starting from the left edge unsigned int start, end, thick; strut_geom(){ start = end = thick = 0; } ~strut_geom(){} }; class icccm_size_hints{ public: int x, y, width, height, min_width, min_height, max_width, max_height; //Note: The "x","y","width", and "height" values are considered depreciated in the ICCCM specs int width_inc, height_inc, min_aspect_num, min_aspect_den, max_aspect_num, max_aspect_den; int base_width, base_height; unsigned int win_gravity; //LXCB::GRAVITY value icccm_size_hints(){ x=y=width=height=min_width=max_width=min_height=max_height = -1; width_inc=height_inc=min_aspect_num=min_aspect_den=max_aspect_num=max_aspect_den = -1; win_gravity = 0; } ~icccm_size_hints(){} bool isValid(){ //See if any of the values are different from the init values return ( x>=0 || y>=0 || width>=0 || height>=0 || min_width>=0 || min_height>=0 || max_width>=0 || max_height>=0 \ || width_inc>=0 || height_inc>=0 || min_aspect_num>=0 || min_aspect_den>=0 || max_aspect_num>=0 || max_aspect_den>=0 \ || base_width>=0 || base_height>=0 || win_gravity>0 ); } }; //simple data structure for passing around the XRANDR information /*class monitor_info{ public: QString ID; bool active; QRect geometry; };*/ //XCB Library replacement for LX11 (Qt5 uses XCB instead of XLib) class LXCB{ public: enum WINDOWVISIBILITY {IGNORE, INVISIBLE, VISIBLE, ACTIVE, ATTENTION}; //note that this in order of priority enum ICCCM_STATE {WITHDRAWN, NORMAL, ICONIC}; enum GRAVITY {FORGET=0, NW=1, N=2, NE=3, W=4, CENTER=5, E=6, SW=7, S=8, SE=9, STATIC=10}; enum STACK_FLAG {ABOVE=0, BELOW=1, TOP_IF=2, BOTTOM_IF=3, OPPOSITE=4}; enum WINDOWTYPE {T_DESKTOP, T_DOCK, T_TOOLBAR, T_MENU, T_UTILITY, T_SPLASH, T_DIALOG, T_DROPDOWN_MENU, T_POPUP_MENU, T_TOOLTIP, T_NOTIFICATION, T_COMBO, T_DND, T_NORMAL}; enum WINDOWSTATE {S_MODAL, S_STICKY, S_MAX_VERT, S_MAX_HORZ, S_SHADED, S_SKIP_TASKBAR, S_SKIP_PAGER, S_HIDDEN, S_FULLSCREEN, S_ABOVE, S_BELOW, S_ATTENTION}; enum WINDOWACTION {A_MOVE, A_RESIZE, A_MINIMIZE, A_SHADE, A_STICK, A_MAX_VERT, A_MAX_HORZ, A_FULLSCREEN, A_CHANGE_DESKTOP, A_CLOSE, A_ABOVE, A_BELOW}; //Now enums which can have multiple values at once (Use the plural form for the QFlags) enum ICCCM_PROTOCOL {TAKE_FOCUS = 0x0, DELETE_WINDOW = 0x1}; //any combination Q_DECLARE_FLAGS(ICCCM_PROTOCOLS, ICCCM_PROTOCOL); enum SIZE_HINT { US_POSITION=1<<0, US_SIZE=1<<1, P_POSITION=1<<2, P_SIZE=1<<3, P_MIN_SIZE=1<<4, P_MAX_SIZE=1<<5, P_RESIZE_INC=1<<6, P_ASPECT=1<<7, BASE_SIZE=1<<8, P_WIN_GRAVITY=1<<9 }; Q_DECLARE_FLAGS(SIZE_HINTS, SIZE_HINT); enum MOVERESIZE_WINDOW_FLAG { X=0x0, Y=0x1, WIDTH=0x2, HEIGHT=0x3}; Q_DECLARE_FLAGS(MOVERESIZE_WINDOW_FLAGS, MOVERESIZE_WINDOW_FLAG); xcb_ewmh_connection_t EWMH; //This is where all the screen info and atoms are located LXCB(); ~LXCB(); //== Main Interface functions == // General Information QList<WId> WindowList(bool rawlist = false); //list all non-Lumina windows (rawlist -> all workspaces) unsigned int CurrentWorkspace(); unsigned int NumberOfWorkspaces(); WId ActiveWindow(); //fetch the ID for the currently active window //Session Modification bool CheckDisableXinerama(); //returns true if Xinerama was initially set but now disabled void RegisterVirtualRoots(QList<WId> roots); void SetCurrentWorkspace(int); //Window Information QString WindowClass(WId); unsigned int WindowWorkspace(WId); //The workspace the window is on QRect WindowGeometry(WId win, bool includeFrame = true); //the geometry of the window (frame excluded) QList<int> WindowFrameGeometry(WId win); //Returns: [top,bottom,left,right] sizes of the frame LXCB::WINDOWVISIBILITY WindowState(WId win); //Visible state of window QString WindowVisibleIconName(WId win); //_NET_WM_VISIBLE_ICON_NAME QString WindowIconName(WId win); //_NET_WM_ICON_NAME QString WindowVisibleName(WId win); //_NET_WM_VISIBLE_NAME QString WindowName(WId win); //_NET_WM_NAME QString OldWindowName(WId win); //WM_NAME (old standard) QString OldWindowIconName(WId win); //WM_ICON_NAME (old standard) bool WindowIsMaximized(WId win); int WindowIsFullscreen(WId win); //Returns the screen number if the window is fullscreen (or -1) QIcon WindowIcon(WId win); //_NET_WM_ICON //Window Modification // - SubStructure simplifications (not commonly used) void SelectInput(WId win, bool isEmbed = false); //XSelectInput replacement (to see window events) uint GenerateDamageID(WId); void paintRoot(QRect area, const QPixmap *pix); // - General Window Modifications void SetAsSticky(WId); //Stick to all workspaces void SetDisableWMActions(WId); //Disable WM control (shortcuts/automatic functions) void SetAsPanel(WId); //Adjust all the window flags for a proper panel (cannot be done through Qt) void SetAsDesktop(WId); //Adjust window flags to set as the desktop void CloseWindow(WId); //request that the window be closed void KillClient(WId); //Force the application that created the window to close void MinimizeWindow(WId); //request that the window be unmapped/minimized void ActivateWindow(WId); //request that the window become active void RestoreWindow(WId); //Re-map/raise the window void MaximizeWindow(WId win, bool flagsonly = false); //request that the window become maximized void MoveResizeWindow(WId win, QRect geom); void ResizeWindow(WId win, int width, int height); void ResizeWindow(WId win, QSize sz){ ResizeWindow(win, sz.width(), sz.height()); } //overload for simplicity void ReserveLocation(WId win, QRect geom, QString loc); //Window Embedding/Detaching (for system tray) //void SetWindowBackground(QWidget *parent, QRect area, WId client); uint EmbedWindow(WId win, WId container); //returns the damage ID (or 0 for an error) bool UnembedWindow(WId win); QPixmap TrayImage(WId win); //System Tray Management WId startSystemTray(int screen = 0); //Startup the system tray (returns window ID for tray) void closeSystemTray(WId); //Close the system tray //============ // WM Functions (directly changing/reading properties) // - Using these directly may prevent the WM from seeing the change //============ void WM_CloseWindow(WId win, bool force = false); void WM_ShowWindow(WId win); void WM_HideWindow(WId win); WId WM_CreateWindow(WId parent = 0); // WM Utility Functions QList<WId> WM_RootWindows(); //return all windows which have root as the parent bool WM_ManageWindow(WId win, bool needsmap = true); //return whether the window is/should be managed QRect WM_Window_Geom(WId win); //Return the current window geometry void setupEventsForFrame(WId frame); bool setupEventsForRoot(WId root = 0); // ICCCM Standards (older standards) // -- WM_NAME QString WM_ICCCM_GetName(WId win); void WM_ICCCM_SetName(WId win, QString name); // -- WM_ICON_NAME QString WM_ICCCM_GetIconName(WId win); void WM_ICCCM_SetIconName(WId win, QString name); // --- WM_CLIENT_MACHINE QString WM_ICCCM_GetClientMachine(WId win); void WM_ICCCM_SetClientMachine(WId win, QString name); // -- WM_CLASS QString WM_ICCCM_GetClass(WId win); //Returns: "<instance name>::::<class name>" void WM_ICCCM_SetClass(WId win, QString name); // -- WM_TRANSIENT_FOR WId WM_ICCCM_GetTransientFor(WId win); //Returns "win" for errors or no transient void WM_ICCCM_SetTransientFor(WId win, WId transient); // -- WM_SIZE_HINTS (older property?) icccm_size_hints WM_ICCCM_GetSizeHints(WId win); //most values in structure are -1 if not set //void WM_ICCCM_SetSizeHints(WId win, icccm_size_hints hints); // -- WM_NORMAL_HINTS (newer property? - check for this before falling back on WM_SIZE_HINTS) icccm_size_hints WM_ICCCM_GetNormalHints(WId win); //most values in structure are -1 if not set //void WM_ICCCM_SetNormalHints(WId win, icccm_size_hints hints); // -- WM_HINTS (contains WM_STATE) // -- WM_PROTOCOLS ICCCM_PROTOCOLS WM_ICCCM_GetProtocols(WId win); void WM_ICCCM_SetProtocols(WId win, ICCCM_PROTOCOLS flags); //NET_WM Standards (newer standards) // -- ROOT WINDOW PROPERTIES // _NET_SUPPORTED void WM_Set_Root_Supported(); //set the atom list of supported features on the root window // _NET_CLIENT_LIST // Note: client list ordered oldest->newest, stacking list ordered bottom->top QList<WId> WM_Get_Client_List(bool stacking = false); void WM_Set_Client_List(QList<WId> list, bool stacking=false); // _NET_NUMBER_OF_DESKTOPS // Note: This is the number of virtual workspaces, not monitors unsigned int WM_Get_Number_Desktops(); //return value equals 0 for errors void WM_SetNumber_Desktops(unsigned int number); //should be at least 1 // _NET_DESKTOP_GEOMETRY // Note: This property is the combined size and/or bounding rectangle of all monitors // The definition works well for single-monitors, but gets really fuzzy for multiple monitors QSize WM_Get_Desktop_Geometry(); void WM_Set_Desktop_Geometry(QSize); // _NET_DESKTOP_VIEWPORT // Note: This is the X/Y origin of the viewport for each monitor // Thi is normally (0,0) , unless desktop larger than monitor supports QList<QPoint> WM_Get_Desktop_Viewport(); void WM_Set_Desktop_Viewport(QList<QPoint> list); // _NET_CURRENT_DESKTOP // Note: Current workspace number. Range = 0 to (_NET_NUMBER_OF_DESKTOPS - 1) int WM_Get_Current_Desktop(); //Returns -1 for errors void WM_Set_Current_Desktop(unsigned int num); // _NET_DESKTOP_NAMES QStringList WM_Get_Desktop_Names(); void WM_Set_Desktop_Names(QStringList list); // _NET_ACTIVE_WINDOW WId WM_Get_Active_Window(); void WM_Set_Active_Window(WId win); // _NET_WORKAREA // Note: The workarea is the recangle for each monitor where no space is reserved // This accounts for any STRUT's that are set, within the current VIEWPORT QList<QRect> WM_Get_Workarea(); void WM_Set_Workarea(QList<QRect> list); // _NET_SUPPORTING_WM_CHECK // Note: This needs to be set on two windows: root -> child, and child->child // So the "set" function will do both at the same time // The child window also needs the _NET_WM_NAME set to the window manager name WId WM_Get_Supporting_WM(WId win); void WM_Set_Supporting_WM(WId child); // _NET_VIRTUAL_ROOTS QList<WId> WM_Get_Virtual_Roots(); void WM_Set_Virtual_Roots(QList<WId> list); // _NET_DESKTOP_LAYOUT // NOTE: Skip this implementation for now - is supposed to be set by a pager (not the WM) // and the WM can choose to use/ignore it as necessary. // (Just use the current XRandR layout instead of this setting/property) // _NET_SHOWING_DESKTOP // Note: This is true/false depending on whether the WM is hiding all windows to show the desktop only bool WM_Get_Showing_Desktop(); void WM_Set_Showing_Desktop(bool show); // -- ROOT WINDOW MESSAGES/REQUESTS (for non-WM usage) // _NET_CLOSE_WINDOW void WM_Request_Close_Window(WId win); // _NET_MOVERESIZE_WINDOW // Note: Used for finalized movement/resize operations void WM_Request_MoveResize_Window(WId win, QRect geom, bool fromuser = false, LXCB::GRAVITY grav = LXCB::STATIC, LXCB::MOVERESIZE_WINDOW_FLAGS flags = LXCB::MOVERESIZE_WINDOW_FLAGS(LXCB::X | LXCB::Y | LXCB::WIDTH | LXCB::HEIGHT) ); // _NET_WM_MOVERESIZE // Note: Used for interactive clicks/changes to a window size/position // There are known race conditions/issues with this X format - so skip it for now (11/12/15) // _NET_RESTACK_WINDOW // Note: Send a request to re-stack a window (win) with respect to another window (sibling) // based on the flag to determine how the stack order should be changed void WM_Request_Restack_Window(WId win, WId sibling, LXCB::STACK_FLAG flag); // _NET_REQUEST_FRAME_EXTENTS // Note: This is used by client windows to get the _NET_FRAME_EXTENTS property pre-set // by the WM before the window is actually mapped (just an estimate of the frame at least) void WM_Request_Frame_Extents(WId win); // -- WINDOW PROPERTIES // _NET_SUPPORTED void WM_Set_Window_Supported(WId win); //set the atom list of supported features on the given window // _NET_WM_NAME QString WM_Get_Name(WId win); void WM_Set_Name(WId win, QString txt); // _NET_WM_VISIBLE_NAME QString WM_Get_Visible_Name(WId win); void WM_Set_Visible_Name(WId win, QString txt); // _NET_WM_ICON_NAME QString WM_Get_Icon_Name(WId win); void WM_Set_Icon_Name(WId win, QString txt); // _NET_WM_VISIBLE_ICON_NAME QString WM_Get_Visible_Icon_Name(WId win); void WM_Set_Visible_Icon_Name(WId win, QString txt); // _NET_WM_DESKTOP // Note: This refers to the virtual workspace, not the monitor/screen number int WM_Get_Desktop(WId win); //returns -1 if window on all desktops void WM_Set_Desktop(WId win, int num); //use -1 to set it for all desktops // _NET_WM_WINDOW_TYPE // Note: While this returns a list, they are ordered by priority for WM usage (use the first one known about) QList<LXCB::WINDOWTYPE> WM_Get_Window_Type(WId win); void WM_Set_Window_Type(WId win, QList<LXCB::WINDOWTYPE> list); // _NET_WM_STATE QList<LXCB::WINDOWSTATE> WM_Get_Window_States(WId win); void WM_Set_Window_States(WId win, QList<LXCB::WINDOWSTATE> list); // _NET_WM_ALLOWED_ACTIONS QList<LXCB::WINDOWACTION> WM_Get_Window_Actions(WId win); void WM_Set_Window_Actions(WId win, QList<LXCB::WINDOWACTION> list); // _NET_WM_STRUT QList<unsigned int> WM_Get_Window_Strut(WId win); //Returns: [left,right,top,bottom] margins in pixels (always length 4) void WM_Set_Window_Strut(WId win, QList<unsigned int> margins); //Input: [left, right, top, bottom] - must be length 4 // _NET_WM_STRUT_PARTIAL QList<strut_geom> WM_Get_Window_Strut_Partial(WId win); //Returns: [left,right,top,bottom] struts void WM_Set_Window_Strut_Partial(WId win, QList<strut_geom> struts); //Input: [left,right,top,bottom] - must be length 4 // _NET_WM_ICON_GEOMETRY QRect WM_Get_Icon_Geometry(WId win); void WM_Set_Icon_Geometry(WId win, QRect geom); // _NET_WM_ICON // Note: Don't write a "Set" routine for this - is handled on the client side and not the WM/DE side QIcon WM_Get_Icon(WId win); // _NET_WM_PID // Note: Don't write a "Set" routine for this - is handled on the client side and not the WM/DE side unsigned int WM_Get_Pid(WId win); // _NET_WM_HANDLED_ICONS // Note: Probably not going to need this - is used by pagers exclusively to tell the WM // not to provide task manager icons (not needed for an integrated WM/DE combination) bool WM_Get_Handled_Icons(WId win); void WM_Set_Handled_Icons(WId win, bool set); // _NET_WM_USER_TIME // Note: The user time property on a client window is supposed to be updated on user activity, // allowing the WM to be able to distinguish user activity from automated window actions unsigned int WM_Get_User_Time(WId win); void WM_Set_User_Time(WId win, unsigned int xtime); // _NET_WM_USER_TIME_WINDOW // This returns the window to watch for time update events, // instead of constantly polling all the (toplevel?) windows for the app // IGNORED - xcb_ewmh library does not appear to have valid support for this property yet (11/13/15) //WId WM_Get_User_Time_WIndow(WId win); //void WM_Set_User_Time_Window(WId win, WId utwin); // _NET_FRAME_EXTENTS QList<unsigned int> WM_Get_Frame_Extents(WId win); //Returns: [left,right,top,bottom] margins in pixels (always length 4) void WM_Set_Frame_Extents(WId win, QList<unsigned int> margins); //Input: [left, right, top, bottom] - must be length 4 // _NET_WM_OPAQUE_REGION // NOT SUPPORTED - missing in xcb_ewmh library (11/13/15) // _NET_WM_BYPASS_COMPOSITOR // NOT SUPPORTED - missing in xcb_ewmh library (11/13/15) // === SPECIAL WM PROTOCOLS (EWMH) === // _NET_WM_PING // Note: Used to determine if a window/app is hung before killing the process (with PID) // The client window should respond instantly if it is still active (waiting on user input for instance) void WM_Send_Ping(WId win); // _NET_WM_SYNC_REQUEST uint64_t WM_Get_Sync_Request_Counter(WId win); //void WM_Set_Sync_Request_Counter(WId win, uint64_t count); // _NET_WM_FULLSCREEN_MONITORS QList<unsigned int> WM_Get_Fullscreen_Monitors(WId win); //Returns: [top,bottom,left,right] monitor numbers for window to use when fullscreen void WM_Set_Fullscreen_Montors(WId win, QList<unsigned int> list); //Input: [top,bottom,left,right] monitor numbers // _NET_WM_CM_S(n) // Note: This is used to check/register the compositing manager for the current X screen (#n) WId WM_Get_CM_Owner(); void WM_Set_CM_Owner(WId win); //============ // RANDR Functions (directly reading changing monitor outputs) //============ //QList<monitor_info> RR_List_Monitors(); //void RR_Set_Monitors(QList<monitor_info> monitors); private: QList<xcb_atom_t> ATOMS; QStringList atoms; void createWMAtoms(); //fill the private lists above }; //Now also declare the flags for Qt to be able to use normal operations on them Q_DECLARE_OPERATORS_FOR_FLAGS(LXCB::ICCCM_PROTOCOLS); Q_DECLARE_OPERATORS_FOR_FLAGS(LXCB::MOVERESIZE_WINDOW_FLAGS); Q_DECLARE_OPERATORS_FOR_FLAGS(LXCB::SIZE_HINTS); #endif