--- /dev/null
+/*!
+ * Ext JS Library 3.3.0
+ * Copyright(c) 2006-2010 Ext JS, Inc.
+ * licensing@extjs.com
+ * http://www.extjs.com/license
+ */
+/*
+ * Internal drag zone implementation for the calendar components. This provides base functionality
+ * and is primarily for the month view -- DayViewDD adds day/week view-specific functionality.
+ */
+Ext.calendar.DragZone = Ext.extend(Ext.dd.DragZone, {
+ ddGroup: 'CalendarDD',
+ eventSelector: '.ext-cal-evt',
+
+ constructor: function(el, config) {
+ if (!Ext.calendar._statusProxyInstance) {
+ Ext.calendar._statusProxyInstance = new Ext.calendar.StatusProxy();
+ }
+ this.proxy = Ext.calendar._statusProxyInstance;
+ Ext.calendar.DragZone.superclass.constructor.call(this, el, config);
+ },
+
+ getDragData: function(e) {
+ // Check whether we are dragging on an event first
+ var t = e.getTarget(this.eventSelector, 3);
+ if (t) {
+ var rec = this.view.getEventRecordFromEl(t);
+ return {
+ type: 'eventdrag',
+ ddel: t,
+ eventStart: rec.data[Ext.calendar.EventMappings.StartDate.name],
+ eventEnd: rec.data[Ext.calendar.EventMappings.EndDate.name],
+ proxy: this.proxy
+ };
+ }
+
+ // If not dragging an event then we are dragging on
+ // the calendar to add a new event
+ t = this.view.getDayAt(e.getPageX(), e.getPageY());
+ if (t.el) {
+ return {
+ type: 'caldrag',
+ start: t.date,
+ proxy: this.proxy
+ };
+ }
+ return null;
+ },
+
+ onInitDrag: function(x, y) {
+ if (this.dragData.ddel) {
+ var ghost = this.dragData.ddel.cloneNode(true),
+ child = Ext.fly(ghost).child('dl');
+
+ Ext.fly(ghost).setWidth('auto');
+
+ if (child) {
+ // for IE/Opera
+ child.setHeight('auto');
+ }
+ this.proxy.update(ghost);
+ this.onStartDrag(x, y);
+ }
+ else if (this.dragData.start) {
+ this.onStartDrag(x, y);
+ }
+ this.view.onInitDrag();
+ return true;
+ },
+
+ afterRepair: function() {
+ if (Ext.enableFx && this.dragData.ddel) {
+ Ext.Element.fly(this.dragData.ddel).highlight(this.hlColor || 'c3daf9');
+ }
+ this.dragging = false;
+ },
+
+ getRepairXY: function(e) {
+ if (this.dragData.ddel) {
+ return Ext.Element.fly(this.dragData.ddel).getXY();
+ }
+ },
+
+ afterInvalidDrop: function(e, id) {
+ Ext.select('.ext-dd-shim').hide();
+ }
+});
+
+/*
+ * Internal drop zone implementation for the calendar components. This provides base functionality
+ * and is primarily for the month view -- DayViewDD adds day/week view-specific functionality.
+ */
+Ext.calendar.DropZone = Ext.extend(Ext.dd.DropZone, {
+ ddGroup: 'CalendarDD',
+ eventSelector: '.ext-cal-evt',
+
+ // private
+ shims: [],
+
+ getTargetFromEvent: function(e) {
+ var dragOffset = this.dragOffset || 0,
+ y = e.getPageY() - dragOffset,
+ d = this.view.getDayAt(e.getPageX(), y);
+
+ return d.el ? d: null;
+ },
+
+ onNodeOver: function(n, dd, e, data) {
+ var D = Ext.calendar.Date,
+ start = data.type == 'eventdrag' ? n.date: D.min(data.start, n.date),
+ end = data.type == 'eventdrag' ? n.date.add(Date.DAY, D.diffDays(data.eventStart, data.eventEnd)) :
+ D.max(data.start, n.date);
+
+ if (!this.dragStartDate || !this.dragEndDate || (D.diffDays(start, this.dragStartDate) != 0) || (D.diffDays(end, this.dragEndDate) != 0)) {
+ this.dragStartDate = start;
+ this.dragEndDate = end.clearTime().add(Date.DAY, 1).add(Date.MILLI, -1);
+ this.shim(start, end);
+
+ var range = start.format('n/j');
+ if (D.diffDays(start, end) > 0) {
+ range += '-' + end.format('n/j');
+ }
+ var msg = String.format(data.type == 'eventdrag' ? this.moveText: this.createText, range);
+ data.proxy.updateMsg(msg);
+ }
+ return this.dropAllowed;
+ },
+
+ shim: function(start, end) {
+ this.currWeek = -1;
+ var dt = start.clone(),
+ i = 0,
+ shim,
+ box,
+ cnt = Ext.calendar.Date.diffDays(dt, end) + 1;
+
+ Ext.each(this.shims,
+ function(shim) {
+ if (shim) {
+ shim.isActive = false;
+ }
+ }
+ );
+
+ while (i++<cnt) {
+ var dayEl = this.view.getDayEl(dt);
+
+ // if the date is not in the current view ignore it (this
+ // can happen when an event is dragged to the end of the
+ // month so that it ends outside the view)
+ if (dayEl) {
+ var wk = this.view.getWeekIndex(dt);
+ shim = this.shims[wk];
+
+ if (!shim) {
+ shim = this.createShim();
+ this.shims[wk] = shim;
+ }
+ if (wk != this.currWeek) {
+ shim.boxInfo = dayEl.getBox();
+ this.currWeek = wk;
+ }
+ else {
+ box = dayEl.getBox();
+ shim.boxInfo.right = box.right;
+ shim.boxInfo.width = box.right - shim.boxInfo.x;
+ }
+ shim.isActive = true;
+ }
+ dt = dt.add(Date.DAY, 1);
+ }
+
+ Ext.each(this.shims,
+ function(shim) {
+ if (shim) {
+ if (shim.isActive) {
+ shim.show();
+ shim.setBox(shim.boxInfo);
+ }
+ else if (shim.isVisible()) {
+ shim.hide();
+ }
+ }
+ });
+ },
+
+ createShim: function() {
+ if (!this.shimCt) {
+ this.shimCt = Ext.get('ext-dd-shim-ct');
+ if (!this.shimCt) {
+ this.shimCt = document.createElement('div');
+ this.shimCt.id = 'ext-dd-shim-ct';
+ Ext.getBody().appendChild(this.shimCt);
+ }
+ }
+ var el = document.createElement('div');
+ el.className = 'ext-dd-shim';
+ this.shimCt.appendChild(el);
+
+ return new Ext.Layer({
+ shadow: false,
+ useDisplay: true,
+ constrain: false
+ },
+ el);
+ },
+
+ clearShims: function() {
+ Ext.each(this.shims,
+ function(shim) {
+ if (shim) {
+ shim.hide();
+ }
+ });
+ },
+
+ onContainerOver: function(dd, e, data) {
+ return this.dropAllowed;
+ },
+
+ onCalendarDragComplete: function() {
+ delete this.dragStartDate;
+ delete this.dragEndDate;
+ this.clearShims();
+ },
+
+ onNodeDrop: function(n, dd, e, data) {
+ if (n && data) {
+ if (data.type == 'eventdrag') {
+ var rec = this.view.getEventRecordFromEl(data.ddel),
+ dt = Ext.calendar.Date.copyTime(rec.data[Ext.calendar.EventMappings.StartDate.name], n.date);
+
+ this.view.onEventDrop(rec, dt);
+ this.onCalendarDragComplete();
+ return true;
+ }
+ if (data.type == 'caldrag') {
+ this.view.onCalendarEndDrag(this.dragStartDate, this.dragEndDate,
+ this.onCalendarDragComplete.createDelegate(this));
+ //shims are NOT cleared here -- they stay visible until the handling
+ //code calls the onCalendarDragComplete callback which hides them.
+ return true;
+ }
+ }
+ this.onCalendarDragComplete();
+ return false;
+ },
+
+ onContainerDrop: function(dd, e, data) {
+ this.onCalendarDragComplete();
+ return false;
+ },
+
+ destroy: function() {
+ Ext.calendar.DropZone.superclass.destroy.call(this);
+ Ext.destroy(this.shimCt);
+ }
+});
+