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| /*
backgrid-text-cell
http://github.com/wyuenho/backgrid
Copyright (c) 2013 Jimmy Yuen Ho Wong and contributors
Licensed under the MIT @license.
*/
(function (root, factory) {
Iif (typeof define === 'function' && define.amd) {
// AMD. Register as an anonymous module.
define(['underscore', 'backgrid'], factory);
} else Iif (typeof exports === 'object') {
// CommonJS
module.exports = factory(require("underscore"),
require("backgrid"));
} else {
// Browser globals
factory(root._, root.Backgrid);
}
}(this, function (_, Backgrid) {
var exports = {};
/**
Renders a form with a text area and a save button in a modal dialog.
@class Backgrid.Extension.TextareaEditor
@extends Backgrid.CellEditor
*/
var TextareaEditor = exports.TextareaEditor = Backgrid.Extension.TextareaEditor = Backgrid.CellEditor.extend({
/** @property */
tagName: "div",
/** @property */
className: "modal fade",
/** @property {function(Object, ?Object=): string} template */
template: function (data) {
return '<div class="modal-dialog"><div class="modal-content"><form><div class="modal-header"><button type="button" class="close" data-dismiss="modal">×</button><h3>' + data.column.get("label") + '</h3></div><div class="modal-body"><textarea cols="' + data.cols + '" rows="' + data.rows + '">' + data.content + '</textarea></div><div class="modal-footer"><input class="btn btn-primary" type="submit" value="Save"/></div></form></div></div>';
},
/** @property */
cols: 80,
/** @property */
rows: 10,
/** @property */
events: {
"keydown textarea": "clearError",
"submit": "saveOrCancel",
"hide.bs.modal": "saveOrCancel",
"hidden.bs.modal": "close",
"shown.bs.modal": "focus"
},
/**
@property {Object} modalOptions The options passed to Bootstrap's modal
plugin.
*/
modalOptions: {
backdrop: false
},
/**
Renders a modal form dialog with a textarea, submit button and a close button.
*/
render: function () {
this.$el.html($(this.template({
column: this.column,
cols: this.cols,
rows: this.rows,
content: this.formatter.fromRaw(this.model.get(this.column.get("name")))
})));
this.delegateEvents();
this.$el.modal(this.modalOptions);
return this;
},
/**
Event handler. Saves the text in the text area to the model when
submitting. When cancelling, if the text area is dirty, a confirmation
dialog will pop up. If the user clicks confirm, the text will be saved to
the model.
Triggers a Backbone `backgrid:error` event from the model along with the
model, column and the existing value as the parameters if the value
cannot be converted.
@param {Event} e
*/
saveOrCancel: function (e) {
if (e && e.type == "submit") {
e.preventDefault();
e.stopPropagation();
}
var model = this.model;
var column = this.column;
var val = this.$el.find("textarea").val();
var newValue = this.formatter.toRaw(val);
if (_.isUndefined(newValue)) {
model.trigger("backgrid:error", model, column, val);
Eif (e) {
e.preventDefault();
e.stopPropagation();
}
}
else if (!e || e.type == "submit" ||
(e.type == "hide" &&
newValue !== (this.model.get(this.column.get("name")) || '').replace(/\r/g, '') &&
confirm("Would you like to save your changes?"))) {
model.set(column.get("name"), newValue);
this.$el.modal("hide");
}
else Iif (e.type != "hide") this.$el.modal("hide");
},
/**
Clears the error class on the parent cell.
*/
clearError: _.debounce(function () {
if (!_.isUndefined(this.formatter.toRaw(this.$el.find("textarea").val()))) {
this.$el.parent().removeClass("error");
}
}, 150),
/**
Triggers a `backgrid:edited` event along with the cell editor as the
parameter after the modal is hidden.
@param {Event} e
*/
close: function (e) {
var model = this.model;
model.trigger("backgrid:edited", model, this.column,
new Backgrid.Command(e));
},
/**
Focuses the textarea when the modal is shown.
*/
focus: function () {
this.$el.find("textarea").focus();
}
});
/**
TextCell is a string cell type that renders a form with a text area in a
modal dialog instead of an input box editor. It is best suited for entering
a large body of text.
@class Backgrid.Extension.TextCell
@extends Backgrid.StringCell
*/
exports.TextCell = Backgrid.Extension.TextCell = Backgrid.StringCell.extend({
/** @property */
className: "text-cell",
/** @property */
editor: TextareaEditor
});
return exports;
}));
|