// detta scriptblock skall placeras i html-dokumentets -sektion
// funktionerna Šr oberoende av varandra. De som eventuellt inte anropas frŒn script i
// body eller via onLoad-event kan raderas
// start search scripts
var BrackLevel=0;
var BrackIndent="";
// set focus on valueinput for next entry
function focusval(){
var frm=document.SeForm;
frm.Val.focus();
frm.Val.select();
}
function selectfld(obj) {
if(obj.value == '') {
for(i=0;obj.options[i].selected == false;i++);
if(obj.options[i].selected == true) {
for(j=1;obj.options[i+j].value=="";j++);
obj.options[i].selected = false;
obj.options[i+j].selected = true;
}
}
focusval();
}
// add a leftbracket in Expr
function addleftbrack(){
document.SeForm.Expr.value+="( ";
BrackLevel+=1;
BrackIndent+=" ";
}
function addrightbrack(){
var expr=document.SeForm.Expr.value;
BrackLevel-=1;
BrackIndent=BrackIndent.substring(0,BrackIndent.length-7);
var ind=expr.lastIndexOf("\r"); // normally add after last linebreak before operator
if(ind>-1){
expr=expr.substring(0,ind)+")"+expr.substring(ind,expr.length);
}else{
expr=expr+")";
}
document.SeForm.Expr.value=expr;
}
// inserts line in Expr with field, operator, value and logoperator
function exprline(logop){
var fldpre;
var form=document.SeForm;
var expr=form.Expr.value;
var opindex=form.oper.selectedIndex;
var fldindex=form.FldList.selectedIndex;
if(form.Val.value!=""){
if(expr.lastIndexOf("och") < expr.length-(10+BrackIndent.length) &&
expr.lastIndexOf("eller") < expr.length-(10+BrackIndent.length) &&
expr.length > 10){ // there is no logop after last line
expr+=BrackIndent+logop;
}else{
if(expr.length<1){ // add indent for first line
expr=" ";
}
if(form.FldList.options[fldindex].value.charAt(0)=="["){
fldpre=""; // A field with [tablename]
}else{
fldpre="#"; // A field with tablenr or no table
}
expr+=fldpre+form.FldList.options[fldindex].value +" "+form.oper.options[opindex].value+" "
+"'"+form.Val.value+"'\r";
if(logop!="" && logop != ")"){ // it is "och" or "eller" op
expr+=BrackIndent+logop;
}
}
form.Expr.value=expr;
if(logop==""){ // user clicked "Klar", end all brackets
while(BrackLevel>0){
addrightbrack();
}
}
if(logop==")"){ // user clicked ")" end innermost bracket
addrightbrack();
}
focusval();
}
}
// if open leftbracket add a rightbracket else do nothing
function brackend(){
if(BrackLevel>0){
exprline(")");
}
}
function deleteline(){
var pos;
var del;
var t=document.SeForm.Expr.value;
var ind=t.lastIndexOf("\r"); // find latest and next latest end of line
if(ind=t.length-1){
ind=t.lastIndexOf("\r",ind-1); // if empty line find previous
}
if(ind!=-1){
del=t.substring(ind,t.length);
pos=del.indexOf(")");
while(pos>-1){
BrackLevel++;
BrackIndent+=" ";
pos=del.indexOf(")",pos+1);
}
pos=del.indexOf("("); // count brackets in deleted stuff and correct BrackLevel
while(pos>-1){
BrackLevel--;
BrackIndent=BrackIndent.substring(0,BrackIndent.length-7);
pos=del.indexOf("(",pos+1);
}
t=t.substring(0,ind+1);
}else{
t=" ";
BrackLevel=0;
BrackIndent="";
}
document.SeForm.Expr.value=t;
}
function dosearch(){
exprline("");
if(document.SeForm.Expr.value.length<10){
alert("Det finns inget sökuttryck");
}else{
document.SeForm.logexp.value = document.SeForm.DBTheme.value + ';' + document.SeForm.Listname.value + ';' + document.SeForm.Expr.value;
document.SeForm.submit();
}
}