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Have #_removeFromParent() handle deselection and change notification.

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This commit is contained in:
Jürg Lehni 2011-06-19 17:30:47 +01:00
parent 9d2f8c5035
commit 4eb6d78f1f
2 changed files with 25 additions and 11 deletions
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17
src/item/Item.js
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@ -665,7 +665,7 @@ var Item = this.Item = Base.extend({
*/
insertChild: function(index, item) {
if (this._children) {
item._removeFromParent();
item._removeFromParent(false, true);
Base.splice(this._children, [item], index, 0);
item._parent = this;
item._setProject(this._project);
@ -773,11 +773,16 @@ var Item = this.Item = Base.extend({
/**
* Removes the item from its parent's children list.
*/
_removeFromParent: function() {
_removeFromParent: function(deselect, notify) {
if (this._parent) {
if (deselect)
this.setSelected(false);
if (this._name)
this._removeFromNamed();
Base.splice(this._parent._children, null, this._index, 1);
// Notify parent of changed hierarchy
if (notify)
this._parent._changed(ChangeFlags.HIERARCHY);
this._parent = null;
return true;
}
@ -791,9 +796,7 @@ var Item = this.Item = Base.extend({
* @return {Boolean} {@true the item was removed}
*/
remove: function() {
if (this.isSelected())
this.setSelected(false);
return this._removeFromParent();
return this._removeFromParent(true, true);
},
/**
@ -823,7 +826,9 @@ var Item = this.Item = Base.extend({
to = Base.pick(to, this._children.length);
var removed = this._children.splice(from, to - from);
for (var i = removed.length - 1; i >= 0; i--)
removed[i].remove();
removed[i]._removeFromParent(true, false);
if (removed.length > 0)
this._changed(ChangeFlags.HIERARCHY);
return removed;
},

19
src/item/Layer.js
View file

@ -53,9 +53,17 @@ var Layer = this.Layer = Group.extend({
* Removes the layer from its project's layers list
* or its parent's children list.
*/
_removeFromParent: function() {
return this._parent ? this.base()
: !!Base.splice(this._project.layers, null, this._index, 1).length;
_removeFromParent: function(deselect, notify) {
if (this._parent)
return this.base(deselect, notify);
if (this._index != null) {
if (deselect)
this.setSelected(false);
Base.splice(this._project.layers, null, this._index, 1);
// TODO: If notify == true, notify project of hierarchy change
return true;
}
return false;
},
getNextSibling: function() {
@ -83,9 +91,10 @@ var Layer = this.Layer = Group.extend({
}, new function () {
function move(above) {
return function(item) {
// if the item is a layer and contained within Project#layers
// If the item is a layer and contained within Project#layers, use
// our own version of move().
if (item instanceof Layer && !item._parent
&& this._removeFromParent()) {
&& this._removeFromParent(false, true)) {
Base.splice(item._project.layers, [this],
item._index + (above ? 1 : -1), 0);
this._setProject(item._project);