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Initialize list of sibling bookmark items progressively (#478)

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Piro / YUKI Hiroshi 2013-08-22 00:15:11 +09:00
parent dec4d773d5
commit 45f5df5b45
1 changed files with 87 additions and 27 deletions
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114
content/treestyletab/bookmarksOverlayEditable.js
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@ -141,39 +141,79 @@ var TreeStyleTabBookmarksServiceEditable = {
{
var id = gEditItemOverlay.itemId;
this.menulist.disabled = true;
this.menulist.setAttribute('label', '...');
var popup = this.popup;
var range = document.createRange();
range.selectNodeContents(popup);
range.setEndBefore(this.separator);
range.deleteContents();
var fragment = this._createSiblingsFragment(id);
var siblings = Array.slice(fragment.childNodes)
.map(function(aItem) {
return parseInt(aItem.getAttribute('value'));
});
range.insertNode(fragment);
range.detach();
var selected = popup.getElementsByAttribute('selected', 'true')[0];
this.menulist.value = (selected || this.blankItem).getAttribute('value');
this.canceled = false;
},
_createSiblingsFragment : function TSTBMEditable__createSiblingsFragment(aCurrentItem)
{
var items = this._getSiblingItems(aCurrentItem);
var treeStructure = this.getTreeStructureFromItems(items);
var currentIndex = items.indexOf(aCurrentItem);
this._createSiblingsFragment(id, (function(aFragment) {
var siblings = Array.slice(aFragment.childNodes)
.map(function(aItem) {
return parseInt(aItem.getAttribute('value'));
});
var range = document.createRange();
range.selectNodeContents(popup);
range.setEndBefore(this.separator);
range.insertNode(aFragment);
range.detach();
var selected = popup.getElementsByAttribute('selected', 'true')[0];
this.menulist.disabled = false;
this.menulist.value = (selected || this.blankItem).getAttribute('value');
}).bind(this))
},
_createSiblingsFragment : function TSTBMEditable__createSiblingsFragment(aCurrentItem, aCallback)
{
var itemsIterator = this._getSiblingItemsIterator(aCurrentItem);
var items = [];
if (this._createSiblingsFragmentTimer)
window.clearTimeout(this._createSiblingsFragmentTimer);
var interval = 100;
var step = 10;
var progressiveIteration = (function() {
try {
for (let i = 0; i < step; i++)
{
items.push(itemsIterator.next());
}
this._createSiblingsFragmentTimer = window.setTimeout(progressiveIteration, interval);
}
catch(e if e instanceof StopIteration) {
var fragment = this._createSiblingsFragmentInternal(aCurrentItem, items);
aCallback(fragment);
}
catch(e) {
}
finally {
this._createSiblingsFragmentTimer = null;
}
}).bind(this);
this._createSiblingsFragmentTimer = window.setTimeout(progressiveIteration, interval);
},
_createSiblingsFragmentTimer : null,
_createSiblingsFragmentInternal : function TSTBMEditable_createSiblingsFragmentInternal(aCurrentItem, aItems)
{
var treeStructure = this.getTreeStructureFromItems(aItems);
var currentIndex = aItems.indexOf(aCurrentItem);
var selected = treeStructure[currentIndex];
if (selected > -1) {
let offset = treeStructure.lastIndexOf(-1, currentIndex);
let subStructure = treeStructure.slice(offset);
selected = items[selected + offset];
selected = aItems[selected + offset];
}
var fragment = document.createDocumentFragment();
for (let [i, id] in Iterator(items))
for (let [i, id] in Iterator(aItems))
{
let label = PlacesUtils.bookmarks.getItemTitle(id);
let item = document.createElement('menuitem');
@ -202,10 +242,9 @@ var TreeStyleTabBookmarksServiceEditable = {
}
return fragment;
},
_getItemsInFolder : function TSTBMEditable__getItemsInFolder(aId)
_getItemsInFolderIterator : function TSTBMEditable_getItemsInFolderIterator(aId)
{
var count = 0;
var items = [];
var item;
try {
while((item = PlacesUtils.bookmarks.getIdForItemAt(aId, count++)) != -1)
@ -213,7 +252,7 @@ var TreeStyleTabBookmarksServiceEditable = {
try {
let uri = PlacesUtils.bookmarks.getBookmarkURI(item);
if (uri.spec.indexOf('place:') != 0)
items.push(item);
yield item;
}
catch(e) {
// this is not a normal bookmark.
@ -222,11 +261,10 @@ var TreeStyleTabBookmarksServiceEditable = {
}
catch(e) {
}
return items;
},
_getSiblingItems : function TSTBMEditable__getSiblingItems(aId)
_getSiblingItemsIterator : function TSTBMEditable_getSiblingItemsIterator(aId)
{
return this._getItemsInFolder(PlacesUtils.bookmarks.getFolderIdForItem(aId));
return this._getItemsInFolderIterator(PlacesUtils.bookmarks.getFolderIdForItem(aId));
},
saveParentFor : function TSTBMEditable_saveParentFor(aId)
@ -234,10 +272,32 @@ var TreeStyleTabBookmarksServiceEditable = {
var newParentId = parseInt(this.menulist.value || -1);
if (this.canceled || newParentId == this.getParentItem(aId)) return;
var items = this._getSiblingItems(aId);
var treeStructure = this.getTreeStructureFromItems(items);
var itemsIterator = this._getSiblingItemsIterator(aId);
var items = [];
var parentIndex = items.indexOf(newParentId);
var interval = 100;
var step = 10;
var progressiveIteration = (function() {
try {
for (let i = 0; i < step; i++)
{
items.push(itemsIterator.next());
}
window.setTimeout(progressiveIteration, interval);
}
catch(e if e instanceof StopIteration) {
this._saveParentForInternal(aId, newParentId, items);
}
catch(e) {
}
}).bind(this);
window.setTimeout(progressiveIteration, interval);
},
_saveParentForInternal : function TSTBMEditable_saveParentForInternal(aId, aNewParentId, aItems)
{
var treeStructure = this.getTreeStructureFromItems(aItems);
var parentIndex = aItems.indexOf(aNewParentId);
var newIndex;
if (TreeStyleTabUtils.getTreePref('insertNewChildAt') == this.kINSERT_FISRT) {
newIndex = treeStructure.indexOf(parentIndex);
@ -253,7 +313,7 @@ var TreeStyleTabBookmarksServiceEditable = {
PlacesUtils.setAnnotationsForItem(aId, [{
name : this.kPARENT,
value : newParentId,
value : aNewParentId,
expires : PlacesUtils.annotations.EXPIRE_NEVER
}]);