src/focus.c

   1 /*
   2  * ion/focus.c
   3  *
   4  * Copyright (c) Tuomo Valkonen 1999-2001.
   5  * See the included file LICENSE for details.
   6  */
   7
   8 #include "common.h"
   9 #include "focus.h"
  10 #include "thingp.h"
  11 #include "global.h"
  12 #include "wedln.h"
  13 #include "query.h"
  14
  15
  16 /*{{{ Previous active thing */
  17
  18
  19 static WThing *current_client_or_frame()
  20 {
  21         WWindow *cw=wglobal.current_wswindow;
  22
  23         if(cw!=NULL && WTHING_IS(cw, WFrame) &&
  24            ((WFrame*)cw)->current_client!=NULL){
  25                 return (WThing*)((WFrame*)cw)->current_client;
  26         }
  27         return (WThing*)cw;
  28 }
  29
  30
  31 static WThing *get_next_previous(WThing *next)
  32 {
  33         WThing *current=current_client_or_frame();
  34
  35         if(current==next || current==NULL)
  36                 return NULL;
  37
  38         if((WThing*)FIND_PARENT(current, WWindow)==next)
  39                 return NULL;
  40
  41         return current;
  42 }
  43
  44
  45 void set_previous(WThing *thing)
  46 {
  47         WThing *previous;
  48
  49         if(wglobal.previous_protect!=0)
  50                 return;
  51
  52         previous=get_next_previous(thing);
  53
  54         if(previous!=NULL)
  55                 wglobal.previous=previous;
  56 }
  57
  58
  59 void protect_previous()
  60 {
  61         wglobal.previous_protect++;
  62 }
  63
  64
  65 void unprotect_previous()
  66 {
  67         assert(wglobal.previous_protect>0);
  68         wglobal.previous_protect--;
  69 }
  70
  71
  72 /*}}}*/
  73
  74
  75 /*{{{ set_focus, warp */
  76
  77 void set_input_focus(Window win)
  78 {
  79         XSetInputFocus(wglobal.dpy, win, RevertToParent, CurrentTime);
  80 }
  81
  82 void do_set_focus(WThing *thing)
  83 {
  84         if(thing==NULL){
  85                 thing=(WThing*)wglobal.current_screen;
  86                 if(thing==NULL)
  87                         return;
  88         }else if(!on_visible_workspace(thing)){
  89                 return;
  90         }
  91
  92         query_set_function_thing(thing);
  93
  94         if(WTHING_IS(thing, WFrame))
  95                 focus_frame((WFrame*)thing);
  96         else if(WTHING_IS(thing, WWindow))
  97                 focus_window((WWindow*)thing);
  98         else if(WTHING_IS(thing, WClient))
  99                 focus_client((WClient*)thing);
 100         else if(WTHING_IS(thing, WClientWin))
 101                 focus_clientwin((WClientWin*)thing);
 102         else{
 103                 if(wglobal.current_screen!=NULL){
 104                         XSetInputFocus(wglobal.dpy, wglobal.current_screen->root.win,
 105                                                    RevertToNone, CurrentTime);
 106                 }
 107         }
 108 }
 109
 110
 111 void set_focus(WThing *thing)
 112 {
 113         wglobal.focus_next=thing;
 114         query_set_function_thing(thing);
 115 }
 116
 117
 118 void warp(WWindow *wwin)
 119 {
 120 #ifdef CF_WARP
 121         XWarpPointer(wglobal.dpy, None, wwin->win, 0, 0, 0, 0,
 122                                  5, 5);
 123 #endif
 124         set_focus((WThing*)wwin);
 125         query_set_function_thing((WThing*)wwin);
 126 }
 127
 128
 129 /*}}}*/
 130