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/*
* ion/ioncore/fullscreen.c
*
* Copyright (c) Tuomo Valkonen 1999-2004.
*
* Ion is free software; you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation; either version 2.1 of the License, or
* (at your option) any later version.
*/
#include "common.h"
#include "global.h"
#include "sizehint.h"
#include "clientwin.h"
#include "attach.h"
#include "screen.h"
#include "manage.h"
#include "fullscreen.h"
#include "mwmhints.h"
bool clientwin_check_fullscreen_request(WClientWin *cwin, int w, int h,
bool sw)
{
WScreen *scr;
WMwmHints *mwm;
mwm=get_mwm_hints(cwin->win);
if(mwm==NULL || !(mwm->flags&MWM_HINTS_DECORATIONS) ||
mwm->decorations!=0)
return FALSE;
FOR_ALL_SCREENS(scr){
if(!same_rootwin((WRegion*)scr, (WRegion*)cwin))
continue;
/* TODO: if there are multiple possible rootwins, use the one with
* requested position, if any.
*/
if(REGION_GEOM(scr).w==w && REGION_GEOM(scr).h==h){
return clientwin_fullscreen_scr(cwin, (WScreen*)scr, sw);
}
}
/* Catch Xinerama-unaware apps here */
if(REGION_GEOM(ROOTWIN_OF(cwin)).w==w &&
REGION_GEOM(ROOTWIN_OF(cwin)).h==h){
return clientwin_enter_fullscreen(cwin, sw);
}
return FALSE;
}
static void lastmgr_watchhandler(WWatch *watch, WObj *obj)
{
WClientWinFSInfo *fsinfo=(WClientWinFSInfo*)watch;
WRegion *r;
assert(WOBJ_IS(obj, WRegion));
r=region_find_rescue_manager((WRegion*)obj);
if(r!=NULL)
setup_watch(&(fsinfo->last_mgr_watch), (WObj*)r, lastmgr_watchhandler);
}
bool clientwin_fullscreen_scr(WClientWin *cwin, WScreen *scr, bool switchto)
{
int rootx, rooty;
bool wasfs=TRUE;
if(cwin->fsinfo.last_mgr_watch.obj==NULL){
wasfs=FALSE;
if(REGION_MANAGER(cwin)!=NULL){
setup_watch(&(cwin->fsinfo.last_mgr_watch),
(WObj*)REGION_MANAGER(cwin),
lastmgr_watchhandler);
}else if(scr->mplex.current_sub!=NULL){
setup_watch(&(cwin->fsinfo.last_mgr_watch),
(WObj*)scr->mplex.current_sub,
lastmgr_watchhandler);
}
region_rootpos((WRegion*)cwin, &rootx, &rooty);
cwin->fsinfo.saved_rootrel_geom.x=rootx;
cwin->fsinfo.saved_rootrel_geom.y=rooty;
cwin->fsinfo.saved_rootrel_geom.w=REGION_GEOM(cwin).w;
cwin->fsinfo.saved_rootrel_geom.h=REGION_GEOM(cwin).h;
}
if(!mplex_attach_simple((WMPlex*)scr, (WRegion*)cwin, switchto)){
warn("Failed to enter full screen mode");
if(!wasfs)
reset_watch(&(cwin->fsinfo.last_mgr_watch));
return FALSE;
}
return TRUE;
}
bool clientwin_enter_fullscreen(WClientWin *cwin, bool switchto)
{
WScreen *scr=region_screen_of((WRegion*)cwin);
if(scr==NULL){
scr=rootwin_current_scr(ROOTWIN_OF(cwin));
if(scr==NULL)
return FALSE;
}
return clientwin_fullscreen_scr(cwin, scr, switchto);
}
bool clientwin_leave_fullscreen(WClientWin *cwin, bool switchto)
{
WRegion *reg;
WManageParams param=INIT_WMANAGEPARAMS;
int rootx, rooty;
bool cf;
if(cwin->fsinfo.last_mgr_watch.obj==NULL)
return FALSE;
cf=region_may_control_focus((WRegion*)cwin);
reg=(WRegion*)cwin->fsinfo.last_mgr_watch.obj;
reset_watch(&(cwin->fsinfo.last_mgr_watch));
assert(WOBJ_IS(reg, WRegion));
param.geom=cwin->fsinfo.saved_rootrel_geom;
param.tfor=NULL;
param.userpos=FALSE;
param.maprq=FALSE;
param.switchto=switchto;
param.dockapp=FALSE;
param.gravity=StaticGravity;
if(!region_manage_clientwin(reg, cwin, ¶m)){
warn("WClientWin failed to return from full screen mode; remaining "
"manager or parent from previous location refused to manage us.");
return FALSE;
}
if(!cf)
return TRUE;
return region_goto((WRegion*)cwin);
}
/*EXTL_DOC
* Toggle between full screen and normal (framed) mode.
*/
EXTL_EXPORT_MEMBER
bool clientwin_toggle_fullscreen(WClientWin *cwin)
{
if(cwin->fsinfo.last_mgr_watch.obj!=NULL)
return clientwin_leave_fullscreen(cwin, TRUE);
return clientwin_enter_fullscreen(cwin, TRUE);
}
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