#help_index "DolDoc/Task;StdOut/Task"
public CDoc *DocPut(CTask *task=NULL)
{//Current document that StdOut Put() goes to.
//Basically, StdOut unless double buffering.
CDoc *res;
if (!task) task=Fs;
if (Bt(&task->task_flags,TASKf_INPUT_FILTER_TASK))
task=task->parent_task;
if ((res=task->put_doc) && res->doc_signature==DOC_SIGNATURE_VAL)
return res;
else
return NULL;
}
public CDoc *DocDisplay(CTask *task=NULL)
{//StdOut displayed unless double buffering.
CDoc *res;
if (!task) task=Fs;
if ((res=task->display_doc) && res->doc_signature==DOC_SIGNATURE_VAL)
return res;
else
return NULL;
}
public CDoc *DocBorder(CTask *task=NULL)
{//Doc holding border of window text.
CDoc *res;
if (!task) task=Fs;
if ((res=task->border_doc) && res->doc_signature==DOC_SIGNATURE_VAL)
return res;
else
return NULL;
}
public CDoc *DocDblBufStart(CTask *task=NULL)
{//See /Demo/Spy.HC
Bool unlock_ddoc;
CDoc *pdoc=DocPut(task),*ddoc=DocDisplay(task),*res;
if (!pdoc || !ddoc || pdoc!=ddoc)
res=NULL; //Already Double buffering
else {
if (!task) task=Fs;
unlock_ddoc=DocLock(ddoc); //dont change during winupdate, so lock DocPut
res=DocNew(,task);
res->win_task =ddoc->win_task;
res->max_entries =ddoc->max_entries;
MemCpy(res->find_replace,ddoc->find_replace,sizeof(CEdFindText));
MemCpy(&res->filename,&ddoc->filename,sizeof(CEdFileName));
res->left_click_link =ddoc->left_click_link;
res->right_click_link =ddoc->right_click_link;
res->user_put_data =ddoc->user_put_data;
res->user_put_key =ddoc->user_put_key;
res->user_put_s =ddoc->user_put_s;
res->parent_doc =ddoc->parent_doc;
res->desc =ddoc->desc;
res->user_data =ddoc->user_data;
res->flags|=ddoc->flags&DOCG_DBL_BUF_FLAGS | DOCF_DONT_SHOW;
task->put_doc=res;
if (unlock_ddoc)
DocUnlock(ddoc);
}
return res;
}
public Bool DocDblBufEnd(CTask *task=NULL)
{//See /Demo/Spy.HC
Bool res=FALSE;
CDoc *pdoc=DocPut(task),*ddoc=DocDisplay(task);
if (pdoc && ddoc && pdoc!=ddoc) {//Double buffering?
if (!task) task=Fs;
ddoc->flags|=DOCF_DONT_SHOW;
pdoc->flags&=~DOCF_DONT_SHOW;
DocLock(ddoc);
task->display_doc=pdoc;
DocUnlock(ddoc);
DocDel(ddoc);
res=TRUE;
}
return res;
}
public Bool DocDblBufSwap(CTask *task=NULL)
{//See /Demo/Spy.HC
Bool res=FALSE;
CDoc *pdoc=DocPut(task),*ddoc=DocDisplay(task);
if (pdoc && ddoc && pdoc!=ddoc) {//Double buffering?
if (!task) task=Fs;
ddoc->flags|=DOCF_DONT_SHOW;
pdoc->flags&=~DOCF_DONT_SHOW;
DocLock(ddoc);
task->display_doc=pdoc;
DocUnlock(ddoc);
DocRst(ddoc,TRUE);
MemCpy(ddoc->find_replace,pdoc->find_replace,sizeof(CEdFindText));
MemCpy(&ddoc->filename,&pdoc->filename,sizeof(CEdFileName));
ddoc->max_entries =pdoc->max_entries;
ddoc->flags =pdoc->flags&DOCG_DBL_BUF_FLAGS |
ddoc->flags&~DOCG_DBL_BUF_FLAGS;
ddoc->left_click_link =pdoc->left_click_link;
ddoc->right_click_link =pdoc->right_click_link;
ddoc->user_put_data =pdoc->user_put_data;
ddoc->user_put_key =pdoc->user_put_key;
ddoc->user_put_s =pdoc->user_put_s;
ddoc->desc =pdoc->desc;
ddoc->user_data =pdoc->user_data;
task->put_doc=ddoc;
res=TRUE;
}
return res;
}