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/*
* ion/ioncore/grouppholder.c
*
* Copyright (c) Tuomo Valkonen 2005-2007.
*
* See the included file LICENSE for details.
*/
#include <libtu/objp.h>
#include <libtu/obj.h>
#include <libtu/pointer.h>
#include <ioncore/common.h>
#include "group.h"
#include "grouppholder.h"
static void group_watch_handler(Watch *watch, Obj *ws);
/*{{{ Init/deinit */
static void group_watch_handler(Watch *watch, Obj *ws)
{
WGroupPHolder *ph=FIELD_TO_STRUCT(WGroupPHolder,
group_watch, watch);
pholder_redirect(&(ph->ph), (WRegion*)ws);
}
static WGroupAttachParams dummy_param=GROUPATTACHPARAMS_INIT;
bool grouppholder_init(WGroupPHolder *ph, WGroup *ws,
const WStacking *st,
const WGroupAttachParams *param)
{
pholder_init(&(ph->ph));
watch_init(&(ph->group_watch));
watch_init(&(ph->stack_above_watch));
if(ws!=NULL){
if(!watch_setup(&(ph->group_watch), (Obj*)ws,
group_watch_handler)){
pholder_deinit(&(ph->ph));
return FALSE;
}
}
if(param==NULL)
param=&dummy_param;
if(st!=NULL){
/* TODO? Just link to the stacking structure to remember
* stacking order?
*/
ph->param.szplcy_set=TRUE;
ph->param.szplcy=st->szplcy;
ph->param.level_set=TRUE;
ph->param.level=st->level;
if(st->reg!=NULL){
ph->param.geom_set=TRUE;
ph->param.geom=REGION_GEOM(st->reg);
}
if(st->above!=NULL && st->above->reg!=NULL)
ph->param.stack_above=st->above->reg;
ph->param.bottom=(st==ws->bottom);
}else{
ph->param=*param;
}
ph->param.switchto_set=FALSE;
if(ph->param.stack_above!=NULL){
/* We must move stack_above pointer into a Watch. */
watch_setup(&(ph->stack_above_watch),
(Obj*)ph->param.stack_above, NULL);
ph->param.stack_above=NULL;
}
return TRUE;
}
WGroupPHolder *create_grouppholder(WGroup *ws,
const WStacking *st,
const WGroupAttachParams *param)
{
CREATEOBJ_IMPL(WGroupPHolder, grouppholder, (p, ws, st, param));
}
void grouppholder_deinit(WGroupPHolder *ph)
{
watch_reset(&(ph->group_watch));
watch_reset(&(ph->stack_above_watch));
pholder_deinit(&(ph->ph));
}
/*}}}*/
/*{{{ Dynfuns */
WRegion *grouppholder_do_attach(WGroupPHolder *ph, int flags,
WRegionAttachData *data)
{
WGroup *ws=(WGroup*)ph->group_watch.obj;
WRegion *reg;
if(ws==NULL)
return FALSE;
ph->param.switchto_set=1;
ph->param.switchto=(flags&PHOLDER_ATTACH_SWITCHTO ? 1 : 0);
/* Get stack_above from Watch. */
ph->param.stack_above=(WRegion*)ph->stack_above_watch.obj;
reg=group_do_attach(ws, &ph->param, data);
ph->param.stack_above=NULL;
return reg;
}
bool grouppholder_do_goto(WGroupPHolder *ph)
{
WGroup *ws=(WGroup*)ph->group_watch.obj;
if(ws!=NULL)
return region_goto((WRegion*)ws);
return FALSE;
}
WRegion *grouppholder_do_target(WGroupPHolder *ph)
{
return (WRegion*)ph->group_watch.obj;
}
/*}}}*/
/*{{{ WGroup stuff */
WGroupPHolder *group_managed_get_pholder(WGroup *ws, WRegion *mgd)
{
WStacking *st=group_find_stacking(ws, mgd);
if(mgd==NULL)
return NULL;
else
return create_grouppholder(ws, st, NULL);
}
/*}}}*/
/*{{{ Class information */
static DynFunTab grouppholder_dynfuntab[]={
{(DynFun*)pholder_do_attach,
(DynFun*)grouppholder_do_attach},
{(DynFun*)pholder_do_goto,
(DynFun*)grouppholder_do_goto},
{(DynFun*)pholder_do_target,
(DynFun*)grouppholder_do_target},
END_DYNFUNTAB
};
IMPLCLASS(WGroupPHolder, WPHolder, grouppholder_deinit,
grouppholder_dynfuntab);
/*}}}*/
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