Update to script.aculo.us 1.6.3 [Thomas Fuchs]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@5015 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

3 files changed, 118 insertions, 55 deletions

diff --git a/railties/html/javascripts/controls.js b/railties/html/javascripts/controls.js
index ea5ce6eacd..8672b32809 100644
--- a/railties/html/javascripts/controls.js
+++ b/railties/html/javascripts/controls.js
@@ -48,7 +48,7 @@ Autocompleter.Base.prototype = {
     this.index       = 0;     
     this.entryCount  = 0;
 
-    if (this.setOptions)
+    if(this.setOptions)
       this.setOptions(options);
     else
       this.options = options || {};
@@ -58,17 +58,20 @@ Autocompleter.Base.prototype = {
     this.options.frequency    = this.options.frequency || 0.4;
     this.options.minChars     = this.options.minChars || 1;
     this.options.onShow       = this.options.onShow || 
-    function(element, update){ 
-      if(!update.style.position || update.style.position=='absolute') {
-        update.style.position = 'absolute';
-        Position.clone(element, update, {setHeight: false, offsetTop: element.offsetHeight});
-      }
-      Effect.Appear(update,{duration:0.15});
-    };
+      function(element, update){ 
+        if(!update.style.position || update.style.position=='absolute') {
+          update.style.position = 'absolute';
+          Position.clone(element, update, {
+            setHeight: false, 
+            offsetTop: element.offsetHeight
+          });
+        }
+        Effect.Appear(update,{duration:0.15});
+      };
     this.options.onHide = this.options.onHide || 
-    function(element, update){ new Effect.Fade(update,{duration:0.15}) };
+      function(element, update){ new Effect.Fade(update,{duration:0.15}) };
 
-    if (typeof(this.options.tokens) == 'string') 
+    if(typeof(this.options.tokens) == 'string') 
       this.options.tokens = new Array(this.options.tokens);
 
     this.observer = null;
@@ -274,9 +277,14 @@ Autocompleter.Base.prototype = {
       }
 
       this.stopIndicator();
-
       this.index = 0;
-      this.render();
+      
+      if(this.entryCount==1 && this.options.autoSelect) {
+        this.selectEntry();
+        this.hide();
+      } else {
+        this.render();
+      }
     }
   },
 
@@ -778,6 +786,8 @@ Object.extend(Ajax.InPlaceCollectionEditor.prototype, {
       collection.each(function(e,i) {
         optionTag = document.createElement("option");
         optionTag.value = (e instanceof Array) ? e[0] : e;
+        if((typeof this.options.value == 'undefined') && 
+          ((e instanceof Array) ? this.element.innerHTML == e[1] : e == optionTag.value)) optionTag.selected = true;
         if(this.options.value==optionTag.value) optionTag.selected = true;
         optionTag.appendChild(document.createTextNode((e instanceof Array) ? e[1] : e));
         selectTag.appendChild(optionTag);
diff --git a/railties/html/javascripts/dragdrop.js b/railties/html/javascripts/dragdrop.js
index 1528eced35..91088b53db 100644
--- a/railties/html/javascripts/dragdrop.js
+++ b/railties/html/javascripts/dragdrop.js
@@ -148,8 +148,16 @@ var Draggables = {
   },
   
   activate: function(draggable) {
-    window.focus(); // allows keypress events if window isn't currently focused, fails for Safari
-    this.activeDraggable = draggable;
+    if(draggable.options.delay) { 
+      this._timeout = setTimeout(function() { 
+        Draggables._timeout = null; 
+        window.focus(); 
+        Draggables.activeDraggable = draggable; 
+      }.bind(this), draggable.options.delay); 
+    } else {
+      window.focus(); // allows keypress events if window isn't currently focused, fails for Safari
+      this.activeDraggable = draggable;
+    }
   },
   
   deactivate: function() {
@@ -163,10 +171,15 @@ var Draggables = {
     // the same coordinates, prevent needless redrawing (moz bug?)
     if(this._lastPointer && (this._lastPointer.inspect() == pointer.inspect())) return;
     this._lastPointer = pointer;
+    
     this.activeDraggable.updateDrag(event, pointer);
   },
   
   endDrag: function(event) {
+    if(this._timeout) { 
+      clearTimeout(this._timeout); 
+      this._timeout = null; 
+    }
     if(!this.activeDraggable) return;
     this._lastPointer = null;
     this.activeDraggable.endDrag(event);
@@ -193,6 +206,7 @@ var Draggables = {
       this.observers.each( function(o) {
         if(o[eventName]) o[eventName](eventName, draggable, event);
       });
+    if(draggable.options[eventName]) draggable.options[eventName](draggable, event);
   },
   
   _cacheObserverCallbacks: function() {
@@ -207,30 +221,25 @@ var Draggables = {
 /*--------------------------------------------------------------------------*/
 
 var Draggable = Class.create();
-Draggable._revertCache = {};
 Draggable._dragging    = {};
 
 Draggable.prototype = {
   initialize: function(element) {
-    var options = Object.extend({
+    var defaults = {
       handle: false,
-      starteffect: function(element) {
-        element._opacity = Element.getOpacity(element);
-        Draggable._dragging[element] = true;
-        new Effect.Opacity(element, {duration:0.2, from:element._opacity, to:0.7}); 
-      },
       reverteffect: function(element, top_offset, left_offset) {
         var dur = Math.sqrt(Math.abs(top_offset^2)+Math.abs(left_offset^2))*0.02;
-        Draggable._revertCache[element] =
-          new Effect.Move(element, { x: -left_offset, y: -top_offset, duration: dur,
-            queue: {scope:'_draggable', position:'end'}
-          });
+        new Effect.Move(element, { x: -left_offset, y: -top_offset, duration: dur,
+          queue: {scope:'_draggable', position:'end'}
+        });
       },
       endeffect: function(element) {
         var toOpacity = typeof element._opacity == 'number' ? element._opacity : 1.0;
         new Effect.Opacity(element, {duration:0.2, from:0.7, to:toOpacity, 
           queue: {scope:'_draggable', position:'end'},
-          afterFinish: function(){ Draggable._dragging[element] = false }
+          afterFinish: function(){ 
+            Draggable._dragging[element] = false 
+          }
         }); 
       },
       zindex: 1000,
@@ -238,8 +247,20 @@ Draggable.prototype = {
       scroll: false,
       scrollSensitivity: 20,
       scrollSpeed: 15,
-      snap: false   // false, or xy or [x,y] or function(x,y){ return [x,y] }
-    }, arguments[1] || {});
+      snap: false,  // false, or xy or [x,y] or function(x,y){ return [x,y] }
+      delay: 0
+    };
+    
+    if(arguments[1] && typeof arguments[1].endeffect == 'undefined')
+      Object.extend(defaults, {
+        starteffect: function(element) {
+          element._opacity = Element.getOpacity(element);
+          Draggable._dragging[element] = true;
+          new Effect.Opacity(element, {duration:0.2, from:element._opacity, to:0.7}); 
+        }
+      });
+    
+    var options = Object.extend(defaults, arguments[1] || {});
 
     this.element = $(element);
     
@@ -250,8 +271,10 @@ Draggable.prototype = {
     if(!this.handle) this.handle = $(options.handle);
     if(!this.handle) this.handle = this.element;
     
-    if(options.scroll && !options.scroll.scrollTo && !options.scroll.outerHTML)
+    if(options.scroll && !options.scroll.scrollTo && !options.scroll.outerHTML) {
       options.scroll = $(options.scroll);
+      this._isScrollChild = Element.childOf(this.element, options.scroll);
+    }
 
     Element.makePositioned(this.element); // fix IE    
 
@@ -277,7 +300,7 @@ Draggable.prototype = {
   },
   
   initDrag: function(event) {
-    if(typeof Draggable._dragging[this.element] != undefined &&
+    if(typeof Draggable._dragging[this.element] != 'undefined' &&
       Draggable._dragging[this.element]) return;
     if(Event.isLeftClick(event)) {    
       // abort on form elements, fixes a Firefox issue
@@ -289,11 +312,6 @@ Draggable.prototype = {
         src.tagName=='BUTTON' ||
         src.tagName=='TEXTAREA')) return;
         
-      if(Draggable._revertCache[this.element]) {
-        Draggable._revertCache[this.element].cancel();
-        Draggable._revertCache[this.element] = null;
-      }
-      
       var pointer = [Event.pointerX(event), Event.pointerY(event)];
       var pos     = Position.cumulativeOffset(this.element);
       this.offset = [0,1].map( function(i) { return (pointer[i] - pos[i]) });
@@ -329,6 +347,7 @@ Draggable.prototype = {
     }
     
     Draggables.notify('onStart', this, event);
+        
     if(this.options.starteffect) this.options.starteffect(this.element);
   },
   
@@ -337,6 +356,7 @@ Draggable.prototype = {
     Position.prepare();
     Droppables.show(pointer, this.element);
     Draggables.notify('onDrag', this, event);
+    
     this.draw(pointer);
     if(this.options.change) this.options.change(this);
     
@@ -350,6 +370,10 @@ Draggable.prototype = {
         p = Position.page(this.options.scroll);
         p[0] += this.options.scroll.scrollLeft;
         p[1] += this.options.scroll.scrollTop;
+        
+        p[0] += (window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft || 0);
+        p[1] += (window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop || 0);
+        
         p.push(p[0]+this.options.scroll.offsetWidth);
         p.push(p[1]+this.options.scroll.offsetHeight);
       }
@@ -395,7 +419,7 @@ Draggable.prototype = {
 
     if(this.options.endeffect) 
       this.options.endeffect(this.element);
-
+      
     Draggables.deactivate(this);
     Droppables.reset();
   },
@@ -415,10 +439,16 @@ Draggable.prototype = {
   
   draw: function(point) {
     var pos = Position.cumulativeOffset(this.element);
+    if(this.options.ghosting) {
+      var r   = Position.realOffset(this.element);
+      window.status = r.inspect();
+      pos[0] += r[0] - Position.deltaX; pos[1] += r[1] - Position.deltaY;
+    }
+    
     var d = this.currentDelta();
     pos[0] -= d[0]; pos[1] -= d[1];
     
-    if(this.options.scroll && (this.options.scroll != window)) {
+    if(this.options.scroll && (this.options.scroll != window && this._isScrollChild)) {
       pos[0] -= this.options.scroll.scrollLeft-this.originalScrollLeft;
       pos[1] -= this.options.scroll.scrollTop-this.originalScrollTop;
     }
@@ -445,6 +475,7 @@ Draggable.prototype = {
       style.left = p[0] + "px";
     if((!this.options.constraint) || (this.options.constraint=='vertical'))
       style.top  = p[1] + "px";
+    
     if(style.visibility=="hidden") style.visibility = ""; // fix gecko rendering
   },
   
@@ -482,14 +513,16 @@ Draggable.prototype = {
     Position.prepare();
     Droppables.show(Draggables._lastPointer, this.element);
     Draggables.notify('onDrag', this);
-    Draggables._lastScrollPointer = Draggables._lastScrollPointer || $A(Draggables._lastPointer);
-    Draggables._lastScrollPointer[0] += this.scrollSpeed[0] * delta / 1000;
-    Draggables._lastScrollPointer[1] += this.scrollSpeed[1] * delta / 1000;
-    if (Draggables._lastScrollPointer[0] < 0)
-      Draggables._lastScrollPointer[0] = 0;
-    if (Draggables._lastScrollPointer[1] < 0)
-      Draggables._lastScrollPointer[1] = 0;
-    this.draw(Draggables._lastScrollPointer);
+    if (this._isScrollChild) {
+      Draggables._lastScrollPointer = Draggables._lastScrollPointer || $A(Draggables._lastPointer);
+      Draggables._lastScrollPointer[0] += this.scrollSpeed[0] * delta / 1000;
+      Draggables._lastScrollPointer[1] += this.scrollSpeed[1] * delta / 1000;
+      if (Draggables._lastScrollPointer[0] < 0)
+        Draggables._lastScrollPointer[0] = 0;
+      if (Draggables._lastScrollPointer[1] < 0)
+        Draggables._lastScrollPointer[1] = 0;
+      this.draw(Draggables._lastScrollPointer);
+    }
     
     if(this.options.change) this.options.change(this);
   },
@@ -541,6 +574,8 @@ SortableObserver.prototype = {
 }
 
 var Sortable = {
+  SERIALIZE_RULE: /^[^_\-](?:[A-Za-z0-9\-\_]*)[_](.*)$/,
+  
   sortables: {},
   
   _findRootElement: function(element) {
@@ -581,12 +616,13 @@ var Sortable = {
       containment: element,    // also takes array of elements (or id's); or false
       handle:      false,      // or a CSS class
       only:        false,
+      delay:       0,
       hoverclass:  null,
       ghosting:    false,
       scroll:      false,
       scrollSensitivity: 20,
       scrollSpeed: 15,
-      format:      /^[^_]*_(.*)$/,
+      format:      this.SERIALIZE_RULE,
       onChange:    Prototype.emptyFunction,
       onUpdate:    Prototype.emptyFunction
     }, arguments[1] || {});
@@ -600,6 +636,7 @@ var Sortable = {
       scroll:      options.scroll,
       scrollSpeed: options.scrollSpeed,
       scrollSensitivity: options.scrollSensitivity,
+      delay:       options.delay,
       ghosting:    options.ghosting,
       constraint:  options.constraint,
       handle:      options.handle };
diff --git a/railties/html/javascripts/effects.js b/railties/html/javascripts/effects.js
index 1f3d50bb6c..8b07d0e9a3 100644
--- a/railties/html/javascripts/effects.js
+++ b/railties/html/javascripts/effects.js
@@ -59,13 +59,13 @@ Element.setOpacity = function(element, value){
   if (value == 1){
     Element.setStyle(element, { opacity: 
       (/Gecko/.test(navigator.userAgent) && !/Konqueror|Safari|KHTML/.test(navigator.userAgent)) ? 
-      0.999999 : null });
-    if(/MSIE/.test(navigator.userAgent))  
+      0.999999 : 1.0 });
+    if(/MSIE/.test(navigator.userAgent) && !window.opera)  
       Element.setStyle(element, {filter: Element.getStyle(element,'filter').replace(/alpha\([^\)]*\)/gi,'')});  
   } else {  
     if(value < 0.00001) value = 0;  
     Element.setStyle(element, {opacity: value});
-    if(/MSIE/.test(navigator.userAgent))  
+    if(/MSIE/.test(navigator.userAgent) && !window.opera)  
      Element.setStyle(element, 
        { filter: Element.getStyle(element,'filter').replace(/alpha\([^\)]*\)/gi,'') +
                  'alpha(opacity='+value*100+')' });  
@@ -104,12 +104,16 @@ Array.prototype.call = function() {
 /*--------------------------------------------------------------------------*/
 
 var Effect = {
+  _elementDoesNotExistError: {
+    name: 'ElementDoesNotExistError',
+    message: 'The specified DOM element does not exist, but is required for this effect to operate'
+  },
   tagifyText: function(element) {
     if(typeof Builder == 'undefined')
       throw("Effect.tagifyText requires including script.aculo.us' builder.js library");
       
     var tagifyStyle = 'position:relative';
-    if(/MSIE/.test(navigator.userAgent)) tagifyStyle += ';zoom:1';
+    if(/MSIE/.test(navigator.userAgent) && !window.opera) tagifyStyle += ';zoom:1';
     element = $(element);
     $A(element.childNodes).each( function(child) {
       if(child.nodeType==3) {
@@ -354,8 +358,9 @@ Effect.Opacity = Class.create();
 Object.extend(Object.extend(Effect.Opacity.prototype, Effect.Base.prototype), {
   initialize: function(element) {
     this.element = $(element);
+    if(!this.element) throw(Effect._elementDoesNotExistError);
     // make this work on IE on elements without 'layout'
-    if(/MSIE/.test(navigator.userAgent) && (!this.element.currentStyle.hasLayout))
+    if(/MSIE/.test(navigator.userAgent) && !window.opera && (!this.element.currentStyle.hasLayout))
       this.element.setStyle({zoom: 1});
     var options = Object.extend({
       from: this.element.getOpacity() || 0.0,
@@ -372,6 +377,7 @@ Effect.Move = Class.create();
 Object.extend(Object.extend(Effect.Move.prototype, Effect.Base.prototype), {
   initialize: function(element) {
     this.element = $(element);
+    if(!this.element) throw(Effect._elementDoesNotExistError);
     var options = Object.extend({
       x:    0,
       y:    0,
@@ -410,7 +416,8 @@ Effect.MoveBy = function(element, toTop, toLeft) {
 Effect.Scale = Class.create();
 Object.extend(Object.extend(Effect.Scale.prototype, Effect.Base.prototype), {
   initialize: function(element, percent) {
-    this.element = $(element)
+    this.element = $(element);
+    if(!this.element) throw(Effect._elementDoesNotExistError);
     var options = Object.extend({
       scaleX: true,
       scaleY: true,
@@ -485,6 +492,7 @@ Effect.Highlight = Class.create();
 Object.extend(Object.extend(Effect.Highlight.prototype, Effect.Base.prototype), {
   initialize: function(element) {
     this.element = $(element);
+    if(!this.element) throw(Effect._elementDoesNotExistError);
     var options = Object.extend({ startcolor: '#ffff99' }, arguments[1] || {});
     this.start(options);
   },
@@ -573,14 +581,22 @@ Effect.Appear = function(element) {
 
 Effect.Puff = function(element) {
   element = $(element);
-  var oldStyle = { opacity: element.getInlineOpacity(), position: element.getStyle('position') };
+  var oldStyle = { 
+    opacity: element.getInlineOpacity(), 
+    position: element.getStyle('position'),
+    top:  element.style.top,
+    left: element.style.left,
+    width: element.style.width,
+    height: element.style.height
+  };
   return new Effect.Parallel(
    [ new Effect.Scale(element, 200, 
       { sync: true, scaleFromCenter: true, scaleContent: true, restoreAfterFinish: true }), 
      new Effect.Opacity(element, { sync: true, to: 0.0 } ) ], 
      Object.extend({ duration: 1.0, 
       beforeSetupInternal: function(effect) {
-        effect.effects[0].element.setStyle({position: 'absolute'}); },
+        Position.absolutize(effect.effects[0].element)
+      },
       afterFinishInternal: function(effect) {
          effect.effects[0].element.hide();
          effect.effects[0].element.setStyle(oldStyle); }
@@ -719,7 +735,7 @@ Effect.SlideDown = function(element) {
     afterFinishInternal: function(effect) {
       effect.element.undoClipping(); 
       // IE will crash if child is undoPositioned first
-      if(/MSIE/.test(navigator.userAgent)){
+      if(/MSIE/.test(navigator.userAgent) && !window.opera){
         effect.element.undoPositioned();
         effect.element.firstChild.undoPositioned();
       }else{