Roll Polymer

chrome/browser/resources/md_downloads/crisper.js

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 function assert(condition, opt_message) {
   if (!condition) {
     var message = 'Assertion failed';
     if (opt_message) message = message + ': ' + opt_message;
     var error = new Error(message);
     var global = function() {
       return this;
@@ skipping 1911 matching lines @@
       }
     },
     scrollToItem: function(item) {
       return this.scrollToIndex(this.items.indexOf(item));
     },
     scrollToIndex: function(idx) {
       if (typeof idx !== 'number' || idx < 0 || idx > this.items.length - 1) {
         return;
       }
       Polymer.dom.flush();
+      if (!this._itemsRendered) {
+        return;
+      }
       idx = Math.min(Math.max(idx, 0), this._virtualCount - 1);
       if (!this._isIndexRendered(idx) || idx >= this._maxVirtualStart) {
         this._virtualStart = this.grid ? idx - this._itemsPerRow * 2 : idx - 1;
       }
       this._manageFocus();
       this._assignModels();
       this._updateMetrics();
-      var estPhysicalTop = Math.floor(this._virtualStart / this._itemsPerRow) * this._physicalAverage;
-      this._physicalTop = estPhysicalTop;
+      this._physicalTop = Math.floor(this._virtualStart / this._itemsPerRow) * this._physicalAverage;
       var currentTopItem = this._physicalStart;
       var currentVirtualItem = this._virtualStart;
       var targetOffsetTop = 0;
       var hiddenContentSize = this._hiddenContentSize;
       while (currentVirtualItem < idx && targetOffsetTop <= hiddenContentSize) {
         targetOffsetTop = targetOffsetTop + this._getPhysicalSizeIncrement(currentTopItem);
         currentTopItem = (currentTopItem + 1) % this._physicalCount;
         currentVirtualItem++;
       }
       this._updateScrollerSize(true);
@@ skipping 97 matching lines @@
       var target = Polymer.dom(e).path[0];
       var activeEl = Polymer.dom(this.domHost ? this.domHost.root : document).activeElement;
       var physicalItem = this._physicalItems[this._getPhysicalIndex(model[this.indexAs])];
       if (target.localName === 'input' || target.localName === 'button' || target.localName === 'select') {
         return;
       }
       modelTabIndex = model.tabIndex;
       model.tabIndex = SECRET_TABINDEX;
       activeElTabIndex = activeEl ? activeEl.tabIndex : -1;
       model.tabIndex = modelTabIndex;
-      if (activeEl && physicalItem.contains(activeEl) && activeElTabIndex !== SECRET_TABINDEX) {
+      if (activeEl && physicalItem !== activeEl && physicalItem.contains(activeEl) && activeElTabIndex !== SECRET_TABINDEX) {
         return;
       }
       this.toggleSelectionForItem(model[this.as]);
     },
     _multiSelectionChanged: function(multiSelection) {
       this.clearSelection();
       this.$.selector.multi = multiSelection;
     },
     updateSizeForItem: function(item) {
       item = this._getNormalizedItem(item);
@@ skipping 2047 matching lines @@
         break;
       }
     }
   },
   _focusPrevious: function() {
     var length = this.items.length;
     var curFocusIndex = Number(this.indexOf(this.focusedItem));
     for (var i = 1; i < length + 1; i++) {
       var item = this.items[(curFocusIndex - i + length) % length];
       if (!item.hasAttribute('disabled')) {
+        var owner = Polymer.dom(item).getOwnerRoot() || document;
         this._setFocusedItem(item);
-        return;
+        if (Polymer.dom(owner).activeElement == item) {
+          return;
+        }
       }
     }
   },
   _focusNext: function() {
     var length = this.items.length;
     var curFocusIndex = Number(this.indexOf(this.focusedItem));
     for (var i = 1; i < length + 1; i++) {
       var item = this.items[(curFocusIndex + i) % length];
       if (!item.hasAttribute('disabled')) {
+        var owner = Polymer.dom(item).getOwnerRoot() || document;
         this._setFocusedItem(item);
-        return;
+        if (Polymer.dom(owner).activeElement == item) {
+          return;
+        }
       }
     }
   },
   _applySelection: function(item, isSelected) {
     if (isSelected) {
       item.setAttribute('aria-selected', 'true');
     } else {
       item.removeAttribute('aria-selected');
     }
     Polymer.IronSelectableBehavior._applySelection.apply(this, arguments);
@@ skipping 1445 matching lines @@
       return Polymer.dom(this.$.content).getDistributedNodes()[0];
     },
     get _focusTarget() {
       return this.focusTarget || this.containedElement;
     },
     ready: function() {
       this._scrollTop = 0;
       this._scrollLeft = 0;
       this._refitOnScrollRAF = null;
     },
+    attached: function() {
+      if (!this.sizingTarget || this.sizingTarget === this) {
+        this.sizingTarget = this.containedElement;
+      }
+    },
     detached: function() {
       this.cancelAnimation();
+      document.removeEventListener('scroll', this._boundOnCaptureScroll);
       Polymer.IronDropdownScrollManager.removeScrollLock(this);
     },
     _openedChanged: function() {
       if (this.opened && this.disabled) {
         this.cancel();
       } else {
         this.cancelAnimation();
-        this.sizingTarget = this.containedElement || this.sizingTarget;
         this._updateAnimationConfig();
         this._saveScrollPosition();
         if (this.opened) {
           document.addEventListener('scroll', this._boundOnCaptureScroll);
           !this.allowOutsideScroll && Polymer.IronDropdownScrollManager.pushScrollLock(this);
         } else {
           document.removeEventListener('scroll', this._boundOnCaptureScroll);
           Polymer.IronDropdownScrollManager.removeScrollLock(this);
         }
         Polymer.IronOverlayBehaviorImpl._openedChanged.apply(this, arguments);
@@ skipping 1320 matching lines @@
   };
   return {
     Manager: Manager
   };
 });
 
 // Copyright 2015 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 window.addEventListener('load', downloads.Manager.onLoad);