IBDFU8 ;ALB/CJM - ENCOUNTER FORM - selection routines for form components;OCT 8,1993
;;3.0;AUTOMATED INFO COLLECTION SYS;;APR 24, 1997
SLCTBLK(FORM,SCRNSIZE,EXCLUDE) ;SCRNSIZE is the number of lines available for scrolling
;EXCLUDE is a block name that can be excluded (used to exclude the HEADER block from being edited)
;returns the block selected, returns "" if none selected
;only allows one to be selected
S ARY="^TMP($J,""FORM BLOCKS"")"
S CNT=$$FINDALL ;FORM,EXCLUDE,ARY are inputs to FINDALL
;if CNT=1 return the only block
I CNT=1 S NAME=$O(@ARY@("NAME","")) Q $S(NAME'="":$O(@ARY@("NAME",NAME,0)),1:"")
;if CNT'=1 loop through the blocks, displaying them to the user and let him choose
F S NAME=$O(@ARY@("NAME",NAME)) Q:(PICK'="")!(NAME="") D
.S BLK=0 F S BLK=$O(@ARY@("NAME",NAME,BLK)) Q:(PICK'="")!('BLK) D Q:NAME=""
..S COUNT=COUNT+1,@ARY@("#",COUNT)=BLK W !,COUNT," ",NAME,?38,$E($P($G(^IBE(357.1,BLK,0)),"^",13),1,42)
..I COUNT#SCRNSIZE=0 S PICK=$$CHOOSE
I (PICK=""),COUNT,COUNT#SCRNSIZE'=0 S PICK=$$CHOOSE
I PICK="" K DIR S DIR(0)="Y",DIR("A")="No block selected! Try again",DIR("B")="YES" D ^DIR K DIR I '$D(DIRUT),Y=1 G AGAIN
I PICK="?" G AGAIN
FINDALL() ;finds all of the blocks on FORM (except the one named EXCLUDE) and puts them on @ARY,returns the cound
S BLK="",COUNT=0 F S BLK=$O(^IBE(357.1,"C",FORM,BLK)) Q:'BLK S NODE=$G(^IBE(357.1,BLK,0)),NAME=$P(NODE,"^") S:(NAME'="")&(NAME'=EXCLUDE)&($P(NODE,"^",2)=FORM) @ARY@("NAME",$$UP^XLFSTR(NAME),BLK)="",COUNT=COUNT+1
CHOOSE() ;asks the user to select a blk - @ARY@("#", is the aray of blocks displayed so far(subscripted by the number on the list), @ARY@("NAME", the entire array (subscripted by name,ien)
;sets NAME to " " and COUNT to 0 if ? is entered - starts display of list over
F Q:QUIT D D:'QUIT MSG
.W !,"Choose 1-",COUNT,$S(COUNT<CNT:" or hit RETURN to see more",1:""),": "
.I '$T!($E(ANS,1)="^") S PICK=-1,QUIT=1 Q
.I ANS="" S QUIT=1 Q
.I $E(ANS,1)="?" D HELP Q
.;convert to upper case
.;if user entered a displayed number then he's made his choice
.I $D(@ARY@("#",ANS)) S PICK=$G(@ARY@("#",ANS)),QUIT=1 Q
.;if the user entered an exact name, and the name is unique then he's made his choice
.S PICK=$O(@ARY@("NAME",ANS,PICK)) I PICK,'$O(@ARY@("NAME",ANS,PICK)) S QUIT=1 Q
.Q:PICK ;don't set QUIT=1 because name is not unique
.;if the user entered a partial name accept it if there is exactly one match
.S NEXT1=$O(@ARY@("NAME",ANS)) Q:(NEXT1="")!($E(NEXT1,1,$L(ANS))'=ANS)
.S NEXT2=$O(@ARY@("NAME",NEXT1)) Q:($E(NEXT2,1,$L(ANS))=ANS) ;because user did not type in enough to uniquely identify the block
.;make sure there are not two blocks with the same name - if ok, accept it
.S PICK=$O(@ARY@("NAME",NEXT1,PICK)) Q:'PICK I '$O(@ARY@("NAME",NEXT1,PICK)) S QUIT=1 Q
HELP ;choosing help restarts the display (by setting NAME="")
W !,"You can choose a block by the number or by it's name.",!
W !,"You must enter the number or name of the block!"