picolisp

commit dc80fec030164d19f35d0889e6995825dd20f102
parent 7427c13e7d1eeb6e08acc8b86db2f309f387a7bd
Author: Alexander Burger <abu@software-lab.de>
Date:   Mon, 28 Nov 2011 19:09:03 +0100

Up, down and enter keys in hints
Diffstat:
M
lib/form.js
 | 
38
+++++++++++++++++++++++---------------

1 file changed, 23 insertions(+), 15 deletions(-)
diff --git a/lib/form.js b/lib/form.js
@@ -319,7 +319,7 @@ function doHint(field) {
 }
 
 function hintKey(field, event, tok, coy) {
-   var i, data, lst;
+   var i, data;
 
    if (!HintReq)
       return true;
@@ -333,10 +333,8 @@ function hintKey(field, event, tok, coy) {
       if (Hint.style.visibility == "hidden")
          return true;
       if (Item > 0) {
-         (lst = Hints.childNodes)[Item].style.background = "white";
-         lst[Item].style.color= "black";
-         lst[--Item].style.background = "black";
-         lst[Item].style.color= "white";
+         hintOff(Item);
+         hintOn(--Item);
       }
       return false;
    }
@@ -344,12 +342,9 @@ function hintKey(field, event, tok, coy) {
       if (Hint.style.visibility == "hidden")
          return true;
       if (Item < (lst = Hints.childNodes).length-1) {
-         if (Item >= 0) {
-            lst[Item].style.background = "white";
-            lst[Item].style.color= "black";
-         }
-         lst[++Item].style.background = "black";
-         lst[Item].style.color= "white";
+         if (Item >= 0)
+            hintOff(Item);
+         hintOn(++Item);
       }
       return false;
    }
@@ -394,6 +389,7 @@ function hintKey(field, event, tok, coy) {
             Hints.style.width = n + 3 + "ex";
             Hint.style.width = n + 4 + "ex";
             Hint.style.visibility = "visible";
+            Item = -1;
          }
       }
    }
@@ -414,14 +410,14 @@ function addHint(i, field, str) {
    var item = document.createElement("div");
    item.appendChild(document.createTextNode(str));
    item.onmouseover = function() {
-      this.style.background = "black";
-      this.style.color= "white";
+      if (Item >= 0)
+         hintOff(Item);
+      hintOn(i);
       field.onchange = false;
       Item = i;
    }
    item.onmouseout = function() {
-      this.style.background = "white";
-      this.style.color= "black";
+      hintOff(Item);
       field.onchange = function() {
          return fldChg(field, item);
       };
@@ -444,3 +440,15 @@ function setHint(field, item) {
    };
    Item = -1;
 }
+
+function hintOn(i) {
+   var s = Hints.childNodes[i].style;
+   s.background = "black";
+   s.color= "white";
+}
+
+function hintOff(i) {
+   var s = Hints.childNodes[i].style;
+   s.background = "white";
+   s.color= "black";
+}