--- /dev/null
+/**
+ * @class Ext.tree.View
+ * @extends Ext.view.Table
+ */
+Ext.define('Ext.tree.View', {
+ extend: 'Ext.view.Table',
+ alias: 'widget.treeview',
+
+ loadingCls: Ext.baseCSSPrefix + 'grid-tree-loading',
+ expandedCls: Ext.baseCSSPrefix + 'grid-tree-node-expanded',
+
+ expanderSelector: '.' + Ext.baseCSSPrefix + 'tree-expander',
+ checkboxSelector: '.' + Ext.baseCSSPrefix + 'tree-checkbox',
+ expanderIconOverCls: Ext.baseCSSPrefix + 'tree-expander-over',
+
+ blockRefresh: true,
+
+ /**
+ * @cfg {Boolean} rootVisible <tt>false</tt> to hide the root node (defaults to <tt>true</tt>)
+ */
+ rootVisible: true,
+
+ /**
+ * @cfg {Boolean} animate <tt>true</tt> to enable animated expand/collapse (defaults to the value of {@link Ext#enableFx Ext.enableFx})
+ */
+
+ expandDuration: 250,
+ collapseDuration: 250,
+
+ toggleOnDblClick: true,
+
+ initComponent: function() {
+ var me = this;
+
+ if (me.initialConfig.animate === undefined) {
+ me.animate = Ext.enableFx;
+ }
+
+ me.store = Ext.create('Ext.data.NodeStore', {
+ recursive: true,
+ rootVisible: me.rootVisible,
+ listeners: {
+ beforeexpand: me.onBeforeExpand,
+ expand: me.onExpand,
+ beforecollapse: me.onBeforeCollapse,
+ collapse: me.onCollapse,
+ scope: me
+ }
+ });
+
+ if (me.node) {
+ me.setRootNode(me.node);
+ }
+ me.animQueue = {};
+ me.callParent(arguments);
+ },
+
+ onClear: function(){
+ this.store.removeAll();
+ },
+
+ setRootNode: function(node) {
+ var me = this;
+ me.store.setNode(node);
+ me.node = node;
+ if (!me.rootVisible) {
+ node.expand();
+ }
+ },
+
+ onRender: function() {
+ var me = this,
+ opts = {delegate: me.expanderSelector},
+ el;
+
+ me.callParent(arguments);
+
+ el = me.el;
+ el.on({
+ scope: me,
+ delegate: me.expanderSelector,
+ mouseover: me.onExpanderMouseOver,
+ mouseout: me.onExpanderMouseOut
+ });
+ el.on({
+ scope: me,
+ delegate: me.checkboxSelector,
+ click: me.onCheckboxChange
+ });
+ },
+
+ onCheckboxChange: function(e, t) {
+ var item = e.getTarget(this.getItemSelector(), this.getTargetEl()),
+ record, value;
+
+ if (item) {
+ record = this.getRecord(item);
+ value = !record.get('checked');
+ record.set('checked', value);
+ this.fireEvent('checkchange', record, value);
+ }
+ },
+
+ getChecked: function() {
+ var checked = [];
+ this.node.cascadeBy(function(rec){
+ if (rec.get('checked')) {
+ checked.push(rec);
+ }
+ });
+ return checked;
+ },
+
+ isItemChecked: function(rec){
+ return rec.get('checked');
+ },
+
+ createAnimWrap: function(record, index) {
+ var thHtml = '',
+ headerCt = this.panel.headerCt,
+ headers = headerCt.getGridColumns(),
+ i = 0, len = headers.length, item,
+ node = this.getNode(record),
+ tmpEl, nodeEl;
+
+ for (; i < len; i++) {
+ item = headers[i];
+ thHtml += '<th style="width: ' + (item.hidden ? 0 : item.getDesiredWidth()) + 'px; height: 0px;"></th>';
+ }
+
+ nodeEl = Ext.get(node);
+ tmpEl = nodeEl.insertSibling({
+ tag: 'tr',
+ html: [
+ '<td colspan="' + headerCt.getColumnCount() + '">',
+ '<div class="' + Ext.baseCSSPrefix + 'tree-animator-wrap' + '">',
+ '<table class="' + Ext.baseCSSPrefix + 'grid-table" style="width: ' + headerCt.getFullWidth() + 'px;"><tbody>',
+ thHtml,
+ '</tbody></table>',
+ '</div>',
+ '</td>'
+ ].join('')
+ }, 'after');
+
+ return {
+ record: record,
+ node: node,
+ el: tmpEl,
+ expanding: false,
+ collapsing: false,
+ animating: false,
+ animateEl: tmpEl.down('div'),
+ targetEl: tmpEl.down('tbody')
+ };
+ },
+
+ getAnimWrap: function(parent) {
+ if (!this.animate) {
+ return null;
+ }
+
+ // We are checking to see which parent is having the animation wrap
+ while (parent) {
+ if (parent.animWrap) {
+ return parent.animWrap;
+ }
+ parent = parent.parentNode;
+ }
+ return null;
+ },
+
+ doAdd: function(nodes, records, index) {
+ // If we are adding records which have a parent that is currently expanding
+ // lets add them to the animation wrap
+ var me = this,
+ record = records[0],
+ parent = record.parentNode,
+ a = me.all.elements,
+ relativeIndex = 0,
+ animWrap = me.getAnimWrap(parent),
+ targetEl, children, len;
+
+ if (!animWrap || !animWrap.expanding) {
+ me.resetScrollers();
+ return me.callParent(arguments);
+ }
+
+ // We need the parent that has the animWrap, not the nodes parent
+ parent = animWrap.record;
+
+ // If there is an anim wrap we do our special magic logic
+ targetEl = animWrap.targetEl;
+ children = targetEl.dom.childNodes;
+
+ // We subtract 1 from the childrens length because we have a tr in there with the th'es
+ len = children.length - 1;
+
+ // The relative index is the index in the full flat collection minus the index of the wraps parent
+ relativeIndex = index - me.indexOf(parent) - 1;
+
+ // If we are adding records to the wrap that have a higher relative index then there are currently children
+ // it means we have to append the nodes to the wrap
+ if (!len || relativeIndex >= len) {
+ targetEl.appendChild(nodes);
+ }
+ // If there are already more children then the relative index it means we are adding child nodes of
+ // some expanded node in the anim wrap. In this case we have to insert the nodes in the right location
+ else {
+ // +1 because of the tr with th'es that is already there
+ Ext.fly(children[relativeIndex + 1]).insertSibling(nodes, 'before', true);
+ }
+
+ // We also have to update the CompositeElementLite collection of the DataView
+ if (index < a.length) {
+ a.splice.apply(a, [index, 0].concat(nodes));
+ }
+ else {
+ a.push.apply(a, nodes);
+ }
+
+ // If we were in an animation we need to now change the animation
+ // because the targetEl just got higher.
+ if (animWrap.isAnimating) {
+ me.onExpand(parent);
+ }
+ },
+
+ doRemove: function(record, index) {
+ // If we are adding records which have a parent that is currently expanding
+ // lets add them to the animation wrap
+ var me = this,
+ parent = record.parentNode,
+ all = me.all,
+ animWrap = me.getAnimWrap(record),
+ node = all.item(index).dom;
+
+ if (!animWrap || !animWrap.collapsing) {
+ me.resetScrollers();
+ return me.callParent(arguments);
+ }
+
+ animWrap.targetEl.appendChild(node);
+ all.removeElement(index);
+ },
+
+ onBeforeExpand: function(parent, records, index) {
+ var me = this,
+ animWrap;
+
+ if (!me.animate) {
+ return;
+ }
+
+ if (me.getNode(parent)) {
+ animWrap = me.getAnimWrap(parent);
+ if (!animWrap) {
+ animWrap = parent.animWrap = me.createAnimWrap(parent);
+ animWrap.animateEl.setHeight(0);
+ }
+ else if (animWrap.collapsing) {
+ // If we expand this node while it is still expanding then we
+ // have to remove the nodes from the animWrap.
+ animWrap.targetEl.select(me.itemSelector).remove();
+ }
+ animWrap.expanding = true;
+ animWrap.collapsing = false;
+ }
+ },
+
+ onExpand: function(parent) {
+ var me = this,
+ queue = me.animQueue,
+ id = parent.getId(),
+ animWrap,
+ animateEl,
+ targetEl,
+ queueItem;
+
+ if (me.singleExpand) {
+ me.ensureSingleExpand(parent);
+ }
+
+ animWrap = me.getAnimWrap(parent);
+
+ if (!animWrap) {
+ me.resetScrollers();
+ return;
+ }
+
+ animateEl = animWrap.animateEl;
+ targetEl = animWrap.targetEl;
+
+ animateEl.stopAnimation();
+ // @TODO: we are setting it to 1 because quirks mode on IE seems to have issues with 0
+ queue[id] = true;
+ animateEl.slideIn('t', {
+ duration: me.expandDuration,
+ listeners: {
+ scope: me,
+ lastframe: function() {
+ // Move all the nodes out of the anim wrap to their proper location
+ animWrap.el.insertSibling(targetEl.query(me.itemSelector), 'before');
+ animWrap.el.remove();
+ me.resetScrollers();
+ delete animWrap.record.animWrap;
+ delete queue[id];
+ }
+ }
+ });
+
+ animWrap.isAnimating = true;
+ },
+
+ resetScrollers: function(){
+ var panel = this.panel;
+
+ panel.determineScrollbars();
+ panel.invalidateScroller();
+ },
+
+ onBeforeCollapse: function(parent, records, index) {
+ var me = this,
+ animWrap;
+
+ if (!me.animate) {
+ return;
+ }
+
+ if (me.getNode(parent)) {
+ animWrap = me.getAnimWrap(parent);
+ if (!animWrap) {
+ animWrap = parent.animWrap = me.createAnimWrap(parent, index);
+ }
+ else if (animWrap.expanding) {
+ // If we collapse this node while it is still expanding then we
+ // have to remove the nodes from the animWrap.
+ animWrap.targetEl.select(this.itemSelector).remove();
+ }
+ animWrap.expanding = false;
+ animWrap.collapsing = true;
+ }
+ },
+
+ onCollapse: function(parent) {
+ var me = this,
+ queue = me.animQueue,
+ id = parent.getId(),
+ animWrap = me.getAnimWrap(parent),
+ animateEl, targetEl;
+
+ if (!animWrap) {
+ me.resetScrollers();
+ return;
+ }
+
+ animateEl = animWrap.animateEl;
+ targetEl = animWrap.targetEl;
+
+ queue[id] = true;
+
+ // @TODO: we are setting it to 1 because quirks mode on IE seems to have issues with 0
+ animateEl.stopAnimation();
+ animateEl.slideOut('t', {
+ duration: me.collapseDuration,
+ listeners: {
+ scope: me,
+ lastframe: function() {
+ animWrap.el.remove();
+ delete animWrap.record.animWrap;
+ me.resetScrollers();
+ delete queue[id];
+ }
+ }
+ });
+ animWrap.isAnimating = true;
+ },
+
+ /**
+ * Checks if a node is currently undergoing animation
+ * @private
+ * @param {Ext.data.Model} node The node
+ * @return {Boolean} True if the node is animating
+ */
+ isAnimating: function(node) {
+ return !!this.animQueue[node.getId()];
+ },
+
+ collectData: function(records) {
+ var data = this.callParent(arguments),
+ rows = data.rows,
+ len = rows.length,
+ i = 0,
+ row, record;
+
+ for (; i < len; i++) {
+ row = rows[i];
+ record = records[i];
+ if (record.get('qtip')) {
+ row.rowAttr = 'data-qtip="' + record.get('qtip') + '"';
+ if (record.get('qtitle')) {
+ row.rowAttr += ' ' + 'data-qtitle="' + record.get('qtitle') + '"';
+ }
+ }
+ if (record.isExpanded()) {
+ row.rowCls = (row.rowCls || '') + ' ' + this.expandedCls;
+ }
+ if (record.isLoading()) {
+ row.rowCls = (row.rowCls || '') + ' ' + this.loadingCls;
+ }
+ }
+
+ return data;
+ },
+
+ /**
+ * Expand a record that is loaded in the view.
+ * @param {Ext.data.Model} record The record to expand
+ * @param {Boolean} deep (optional) True to expand nodes all the way down the tree hierarchy.
+ * @param {Function} callback (optional) The function to run after the expand is completed
+ * @param {Object} scope (optional) The scope of the callback function.
+ */
+ expand: function(record, deep, callback, scope) {
+ return record.expand(deep, callback, scope);
+ },
+
+ /**
+ * Collapse a record that is loaded in the view.
+ * @param {Ext.data.Model} record The record to collapse
+ * @param {Boolean} deep (optional) True to collapse nodes all the way up the tree hierarchy.
+ * @param {Function} callback (optional) The function to run after the collapse is completed
+ * @param {Object} scope (optional) The scope of the callback function.
+ */
+ collapse: function(record, deep, callback, scope) {
+ return record.collapse(deep, callback, scope);
+ },
+
+ /**
+ * Toggle a record between expanded and collapsed.
+ * @param {Ext.data.Record} recordInstance
+ */
+ toggle: function(record) {
+ this[record.isExpanded() ? 'collapse' : 'expand'](record);
+ },
+
+ onItemDblClick: function(record, item, index) {
+ this.callParent(arguments);
+ if (this.toggleOnDblClick) {
+ this.toggle(record);
+ }
+ },
+
+ onBeforeItemMouseDown: function(record, item, index, e) {
+ if (e.getTarget(this.expanderSelector, item)) {
+ return false;
+ }
+ return this.callParent(arguments);
+ },
+
+ onItemClick: function(record, item, index, e) {
+ if (e.getTarget(this.expanderSelector, item)) {
+ this.toggle(record);
+ return false;
+ }
+ return this.callParent(arguments);
+ },
+
+ onExpanderMouseOver: function(e, t) {
+ e.getTarget(this.cellSelector, 10, true).addCls(this.expanderIconOverCls);
+ },
+
+ onExpanderMouseOut: function(e, t) {
+ e.getTarget(this.cellSelector, 10, true).removeCls(this.expanderIconOverCls);
+ },
+
+ /**
+ * Gets the base TreeStore from the bound TreePanel.
+ */
+ getTreeStore: function() {
+ return this.panel.store;
+ },
+
+ ensureSingleExpand: function(node) {
+ var parent = node.parentNode;
+ if (parent) {
+ parent.eachChild(function(child) {
+ if (child !== node && child.isExpanded()) {
+ child.collapse();
+ }
+ });
+ }
+ }
+});
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git.ithinksw.org / extjs.git / blobdiff