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      1 /*
      2  * Copyright 2014 Olaf Seibert
      3  */
      4 
      5 #ifndef _CTWM_EWMH_H
      6 #define _CTWM_EWMH_H
      7 
      8 /*
      9  * Switch for experimental code to treat a Desktop window as a Root
     10  * window for the purposes of key and button bindings.
     11  * It doesn't work as nicely as I hoped though; maybe I'll get some
     12  * better idea.
     13  */
     14 /* #define EWMH_DESKTOP_ROOT */
     15 
     16 typedef enum EwmhWindowType {
     17 	wt_Normal,
     18 	wt_Desktop,
     19 	wt_Dock,
     20 } EwmhWindowType;
     21 
     22 /*
     23  * The window is to reserve space at the edge of the screen.
     24  */
     25 typedef struct EwmhStrut {
     26 	struct EwmhStrut *next;
     27 	struct TwmWindow *win;
     28 
     29 	int left;
     30 	int right;
     31 	int top;
     32 	int bottom;
     33 } EwmhStrut;
     34 
     35 #define EWMH_HAS_STRUT                  0x0001
     36 
     37 #define EWMH_STATE_MAXIMIZED_VERT       0x0010  /* for _NET_WM_STATE */
     38 #define EWMH_STATE_MAXIMIZED_HORZ       0x0020  /* for _NET_WM_STATE */
     39 #define EWMH_STATE_FULLSCREEN           0x0040  /* for _NET_WM_STATE */
     40 #define EWMH_STATE_SHADED               0x0080  /* for _NET_WM_STATE */
     41 #define EWMH_STATE_ABOVE                0x0100  /* for _NET_WM_STATE */
     42 #define EWMH_STATE_BELOW                0x0200  /* for _NET_WM_STATE */
     43 #define EWMH_STATE_ALL                  0xFFF0
     44 
     45 /*
     46  * OTP priorities of the window types we recognize
     47  */
     48 /* Initial vals for these types, if the user hasn't set something else */
     49 #define EWMH_PRI_DESKTOP                -8
     50 #define EWMH_PRI_DOCK                    4
     51 
     52 /* STATE_FULLSCREEN windows with focus get jammed here */
     53 #define EWMH_PRI_FULLSCREEN              6
     54 
     55 /* STATE_ABOVE/BELOW get +/- this to what they would be otherwise */
     56 #define EWMH_PRI_ABOVE                   2
     57 
     58 void EwmhInit(void);
     59 bool EwmhInitScreenEarly(ScreenInfo *scr);
     60 void EwmhInitScreenLate(ScreenInfo *scr);
     61 #ifdef VSCREEN
     62 void EwmhInitVirtualRoots(ScreenInfo *scr);
     63 #endif
     64 void EwmhTerminate(void);
     65 void EwmhSelectionClear(XSelectionClearEvent *sev);
     66 bool EwmhClientMessage(XClientMessageEvent *msg);
     67 Image *EwmhGetIcon(ScreenInfo *scr, TwmWindow *twm_win);
     68 int EwmhHandlePropertyNotify(XPropertyEvent *event, TwmWindow *twm_win);
     69 void EwmhSet_NET_WM_DESKTOP(TwmWindow *twm_win);
     70 void EwmhSet_NET_WM_DESKTOP_ws(TwmWindow *twm_win, WorkSpace *ws);
     71 int EwmhGetOccupation(TwmWindow *twm_win);
     72 void EwmhUnmapNotify(TwmWindow *twm_win);
     73 void EwmhAddClientWindow(TwmWindow *new_win);
     74 void EwmhDeleteClientWindow(TwmWindow *old_win);
     75 void EwmhSet_NET_CLIENT_LIST_STACKING(void);
     76 void EwmhSet_NET_ACTIVE_WINDOW(Window w);
     77 void EwmhGetProperties(TwmWindow *twm_win);
     78 int EwmhGetInitPriority(TwmWindow *twm_win);
     79 bool EwmhHasBorder(TwmWindow *twm_win);
     80 bool EwmhHasTitle(TwmWindow *twm_win);
     81 bool EwmhOnWindowRing(TwmWindow *twm_win);
     82 void EwmhSet_NET_FRAME_EXTENTS(TwmWindow *twm_win);
     83 void EwmhSet_NET_SHOWING_DESKTOP(int state);
     84 void EwmhSet_NET_WM_STATE(TwmWindow *twm_win, int changes);
     85 
     86 #endif /* _CTWM_EWMH_H */
     87