/** * The Editor class is used to provide inline editing for elements on the page. The editor * is backed by a {@link Ext.form.field.Field} that will be displayed to edit the underlying * content. The editor is a floating Component, when the editor is shown it is automatically * aligned to display over the top of the bound element it is editing. The Editor contains several * options for how to handle key presses: * * - {@link #completeOnEnter} * - {@link #cancelOnEsc} * - {@link #swallowKeys} * * It also has options for how to use the value once the editor has been activated: * * - {@link #revertInvalid} * - {@link #ignoreNoChange} * - {@link #updateEl} * * Sample usage: * * @example * var form = Ext.create('Ext.form.Panel', { * renderTo: Ext.getBody(), * width: 380, * height: 400, * title: 'User Details', * bodyPadding: 10, * items: [{ * html: 'Double-Click on the header title, this, or the field label to edit', * height:30 * },{ * fieldLabel: 'First Name', * name: 'firstname', * xtype: 'textfield' * }] * }); * * var editor = new Ext.Editor({ * // update the innerHTML of the bound element * // when editing completes * updateEl: true, * alignment: 'l-l', * autoSize: { * width: 'boundEl' * }, * field: { * xtype: 'textfield' * } * }); * * form.header.getTitle().textEl.on('dblclick', function(e, t) { * editor.startEdit(t); * }); * * form.getTargetEl().on('dblclick', function(e, t) { * editor.startEdit(t); * // Manually focus, since clicking on the label will focus the text field * editor.field.focus(50, true); * }); * * {@img Ext.Editor/Ext.Editor.png Ext.Editor component} * */Ext.define('Ext.Editor', { extend: 'Ext.container.Container', xtype: 'editor', requires: ['Ext.layout.container.Editor'], layout: 'editor', /** * @cfg {Ext.form.field.Field} field * The Field object (or descendant) or config object for field */ /** * @cfg {Boolean} allowBlur * True to {@link #completeEdit complete the editing process} if in edit mode when focus exits * from this Editor's hierarchy. */ allowBlur: true, /** * @cfg {Boolean/Object} autoSize * True for the editor to automatically adopt the size of the underlying field. Otherwise, * an object can be passed to indicate where to get each dimension. The available properties * are 'boundEl' and 'field'. If a dimension is not specified, it will use the underlying * height/width specified on the editor object. * Examples: * * autoSize: true // The editor will be sized to the height/width of the field * * height: 21, * autoSize: { * width: 'boundEl' // The width will be determined by the width of the boundEl, * // the height from the editor (21) * } * * autoSize: { * width: 'field', // Width from the field * height: 'boundEl' // Height from the boundEl * } */ /** * @cfg {Boolean} revertInvalid * True to automatically revert the field value and cancel the edit when the user completes * an edit and the field validation fails */ revertInvalid: true, /** * @cfg {Boolean} [ignoreNoChange=false] * True to skip the edit completion process (no save, no events fired) if the user completes * an edit and the value has not changed. Applies only to string values - edits for other * data types will never be ignored. */ /** * @cfg {Boolean} [hideEl=true] * False to keep the bound element visible while the editor is displayed */ /** * @cfg {Object} value * The data value of the underlying field */ value: '', /** * @cfg {String} alignment * The position to align to (see {@link Ext.util.Positionable#alignTo} for more details). */ alignment: 'c-c?', /** * @cfg {Number[]} offsets * The offsets to use when aligning (see {@link Ext.util.Positionable#alignTo} for more details. */ offsets: [0, 0], /** * @cfg {Boolean/String} shadow * "sides" for sides/bottom only, "frame" for 4-way shadow, and "drop" for bottom-right shadow. */ shadow: 'frame', /** * @cfg {Boolean} constrain * True to constrain the editor to the viewport */ constrain: false, /** * @cfg {Boolean} swallowKeys * Handle the keydown/keypress events so they don't propagate */ swallowKeys: true, /** * @cfg {Boolean} completeOnEnter * True to complete the edit when the enter key is pressed. */ completeOnEnter: true, /** * @cfg {Boolean} cancelOnEsc * True to cancel the edit when the escape key is pressed. */ cancelOnEsc: true, /** * @cfg {Boolean} updateEl * True to update the innerHTML of the bound element when the update completes */ updateEl: false, // Do not participate in the ZIndexManager's focus switching operations. // When an editor is hidden, the ZIndexManager will not automatically activate // the last visible floater on the stack. focusOnToFront: false, /** * @cfg {String/HTMLElement/Ext.dom.Element} [parentEl=document.body] * An element to render to. */ baseCls: Ext.baseCSSPrefix + 'editor', /** * @property {Boolean} editing * True if this editor is currently active. * @readonly */ editing: false, /** * @event beforestartedit * Fires when editing is initiated, but before the value changes. Editing can be canceled * by returning `false` from the handler of this event. * @param {Ext.Editor} this * @param {Ext.dom.Element} boundEl The underlying element bound to this editor * @param {Object} value The field value being set */ /** * @event startedit * Fires when this editor is displayed * @param {Ext.Editor} this * @param {Ext.dom.Element} boundEl The underlying element bound to this editor * @param {Object} value The starting field value */ /** * @event beforecomplete * Fires after a change has been made to the field, but before the change is reflected in the * underlying field. Saving the change to the field can be canceled by returning `false` * from the handler of this event. Note that if the value has not changed and * ignoreNoChange = true, the editing will still end but this event will not fire since no edit * actually occurred. * @param {Ext.Editor} this * @param {Object} value The current field value * @param {Object} startValue The original field value */ /** * @event complete * Fires after editing is complete and any changed value has been written to the underlying * field. * @param {Ext.Editor} this * @param {Object} value The current field value * @param {Object} startValue The original field value */ /** * @event canceledit * Fires after editing has been canceled and the editor's value has been reset. * @param {Ext.Editor} this * @param {Object} value The user-entered field value that was discarded * @param {Object} startValue The original field value that was set back into the editor after * cancel */ /** * @event specialkey * Fires when any key related to navigation (arrows, tab, enter, esc, etc.) is pressed. * You can check {@link Ext.event.Event#getKey} to determine which key was pressed. * @param {Ext.Editor} this * @param {Ext.form.field.Field} field The field attached to this editor * @param {Ext.event.Event} event The event object */ preventDefaultAlign: true, useBoundValue: true, specialKeyDelay: 1, initComponent: function() { var me = this, field = me.field = Ext.ComponentManager.create(me.field || {}, 'textfield'); field.msgTarget = field.msgTarget || 'qtip'; me.mon(field, { scope: me, specialkey: me.onSpecialKey }); if (field.grow) { me.mon(field, 'autosize', me.onFieldAutosize, me, { delay: 1 }); } me.floating = { constrain: me.constrain }; me.items = field; me.callParent(); }, onAdded: function(container) { // Editors are floaters and shouldn't have an ownerCt, so use ownerCmp as // the upward link. this.ownerCmp = container; }, /** * @private */ onFieldAutosize: function() { this.updateLayout(); }, afterRender: function(ct, position) { var me = this, field = me.field, inputEl = field.inputEl; me.callParent(arguments); // Ensure the field doesn't get submitted as part of any form if (inputEl) { inputEl.dom.name = ''; if (me.swallowKeys) { inputEl.swallowEvent([ 'keypress', // *** Opera 'keydown' // *** all other browsers ]); } } }, /** * @private */ onSpecialKey: function(field, event) { var me = this, key = event.getKey(), complete = me.completeOnEnter && key === event.ENTER, cancel = me.cancelOnEsc && key === event.ESC, task = me.specialKeyTask; if (complete || cancel) { event.stopEvent(); if (!task) { me.specialKeyTask = task = new Ext.util.DelayedTask(); } // Must defer this slightly to prevent exiting edit mode before the field's own // key nav can handle the enter key, e.g. selecting an item in a combobox list task.delay(me.specialKeyDelay, complete ? me.completeEdit : me.cancelEdit, me); //<debug> // Makes unit testing easier if (me.specialKeyDelay === 0) { task.cancel(); if (complete) { me.completeEdit(); } else { me.cancelEdit(); } } //</debug> } me.fireEvent('specialkey', me, field, event); }, /** * Starts the editing process and shows the editor. * @param {String/HTMLElement/Ext.dom.Element} el The element to edit * @param {String} value (optional) A value to initialize the editor with. If a value * is not provided, it defaults to the innerHTML of el. * @param doFocus (private) * @param isResuming (private) */ startEdit: function(el, value, doFocus, isResuming) { var me = this, field = me.field, dom, ownerCt, renderTo, delay; if (!isResuming) { me.completeEdit(true); } me.boundEl = Ext.get(el); dom = me.boundEl.dom; if (me.useBoundValue && !Ext.isDefined(value)) { value = Ext.String.trim(dom.textContent || dom.innerText || dom.innerHTML); } if (me.fireEvent('beforestartedit', me, me.boundEl, value) !== false) { if (me.context) { // Grab the value again, may have changed in beforestartedit value = me.context.value; } // If NOT configured with a renderTo, render to the ownerCt's element // Being floating, we do not need to use the actual layout's target. // Indeed, it's better if we do not so that we do not interfere with layout's // child management. Ext.suspendLayouts(); if (!me.rendered) { ownerCt = me.ownerCt; renderTo = me.renderTo || (ownerCt && ownerCt.getEl()) || Ext.getBody(); Ext.fly(renderTo).position(); me.renderTo = renderTo; } me.startValue = value; me.show(); me.realign(true); // temporarily suspend events on field to prevent the "change" event from firing // when resetOriginalValue() and setValue() are called if (!isResuming) { field.suspendEvents(); field.setValue(value); field.resumeEvents(); } if (doFocus !== false) { // Set a delay parameter to true to prevent the cursor from jumping // after focus for IE: https://sencha.jira.com/browse/EXTJS-26698 delay = Ext.isIE ? true : false; // Use maximum 32 bit signed integer for setSelectionRange start value. Any // higher value causes an issue with IE/Edge/Safari by selecting text when // selectOnFocus is false. // https://sencha.jira.com/browse/EXTJS-26698 field.focus(field.selectOnFocus ? true : [Ext.Number.MAX_32BIT_INTEGER], delay); } if (field.autoSize) { field.autoSize(); } Ext.resumeLayouts(true); me.toggleBoundEl(false); me.editing = true; } }, /** * Realigns the editor to the bound field based on the current alignment config value. * @param {Boolean} autoSize (optional) True to size the field to the dimensions of the bound * element. */ realign: function(autoSize) { var me = this; if (autoSize === true) { me.updateLayout(); } me.alignTo(me.boundEl, me.alignment, me.offsets); }, /** * Ends the editing process, persists the changed value to the underlying field, and hides * the editor. * @param {Boolean} [remainVisible=false] Override the default behavior and keep the editor * visible after edit */ completeEdit: function(remainVisible) { var me = this, field = me.field, startValue = me.startValue, cancel = me.context && me.context.cancel, value; if (!me.editing) { return; } // Assert combo values first if (field.assertValue) { field.assertValue(); } value = me.getValue(); if (!field.isValid()) { if (me.revertInvalid !== false) { me.cancelEdit(remainVisible); } return; } if (me.ignoreNoChange && !field.didValueChange(value, startValue)) { me.onEditComplete(remainVisible); return; } if (me.fireEvent('beforecomplete', me, value, startValue) !== false) { // Grab the value again, may have changed in beforecomplete value = me.getValue(); if (me.updateEl && me.boundEl) { me.boundEl.setHtml(value); } me.onEditComplete(remainVisible, cancel); me.fireEvent('complete', me, value, startValue); } }, onShow: function() { var me = this; me.callParent(arguments); me.fireEvent('startedit', me, me.boundEl, me.startValue); }, /** * Cancels the editing process and hides the editor without persisting any changes. The field * value will be reverted to the original starting value. * @param {Boolean} [remainVisible=false] Override the default behavior and keep the editor * visible after cancel */ cancelEdit: function(remainVisible) { var me = this, startValue = me.startValue, field = me.field, value; if (me.editing) { if (field) { value = me.editedValue = me.getValue(); // temporarily suspend events on field to prevent the "change" event from firing // when setValue() is called field.suspendEvents(); me.setValue(startValue); field.resumeEvents(); } me.onEditComplete(remainVisible, true); me.fireEvent('canceledit', me, value, startValue); delete me.editedValue; } }, /** * @private */ onEditComplete: function(remainVisible, canceling) { this.editing = false; if (remainVisible !== true) { this.hide(); this.toggleBoundEl(true); } }, onFocusLeave: function(e) { var me = this; if (me.allowBlur === true && me.editing) { me.completeEdit(); } me.callParent([e]); }, onHide: function() { var me = this, field = me.field; if (me.editing) { me.completeEdit(); } else if (field.collapse) { field.collapse(); } me.callParent(arguments); }, /** * Gets the data value of the editor * @return {Object} The data value */ getValue: function() { return this.field.getValue(); }, /** * Sets the data value of the editor * @param {Object} value Any valid value supported by the underlying field */ setValue: function(value) { this.field.setValue(value); }, toggleBoundEl: function(visible) { if (this.hideEl !== false) { this.boundEl.setVisible(visible); } }, doDestroy: function() { var me = this, task = me.specialKeyTask; if (task) { task.cancel(); } Ext.destroy(me.field); me.callParent(); }});