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//----------------------------------------------------------------------------
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// Copyright (C) 2008-2011 The IPython Development Team
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//
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// Distributed under the terms of the BSD License. The full license is in
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// the file COPYING, distributed as part of this software.
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//----------------------------------------------------------------------------
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//============================================================================
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// Cell
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//============================================================================
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var IPython = (function (IPython) {
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var utils = IPython.utils;
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var Cell = function (notebook) {
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this.notebook = notebook;
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this.read_only = false;
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if (notebook){
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this.read_only = notebook.read_only;
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}
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this.selected = false;
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this.element = null;
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this.create_element();
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if (this.element !== null) {
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this.set_autoindent(true);
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this.element.data("cell", this);
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this.bind_events();
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}
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this.cell_id = utils.uuid();
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};
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Cell.prototype.select = function () {
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this.element.addClass('ui-widget-content ui-corner-all');
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this.selected = true;
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};
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Cell.prototype.unselect = function () {
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this.element.removeClass('ui-widget-content ui-corner-all');
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this.selected = false;
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};
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Cell.prototype.bind_events = function () {
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var that = this;
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var nb = that.notebook
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that.element.click(function (event) {
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if (that.selected === false) {
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nb.select(nb.find_cell_index(that));
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};
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});
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that.element.focusin(function (event) {
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if (that.selected === false) {
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nb.select(nb.find_cell_index(that));
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};
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});
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};
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Cell.prototype.grow = function(element) {
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// Grow the cell by hand. This is used upon reloading from JSON, when the
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// autogrow handler is not called.
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var dom = element.get(0);
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var lines_count = 0;
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// modified split rule from
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// http://stackoverflow.com/questions/2035910/how-to-get-the-number-of-lines-in-a-textarea/2036424#2036424
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var lines = dom.value.split(/\r|\r\n|\n/);
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lines_count = lines.length;
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if (lines_count >= 1) {
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dom.rows = lines_count;
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} else {
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dom.rows = 1;
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}
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};
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Cell.prototype.set_autoindent = function (state) {
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if (state) {
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this.code_mirror.setOption('tabMode', 'indent');
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this.code_mirror.setOption('enterMode', 'indent');
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} else {
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this.code_mirror.setOption('tabMode', 'shift');
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this.code_mirror.setOption('enterMode', 'flat');
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}
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};
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// Subclasses must implement create_element.
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Cell.prototype.create_element = function () {};
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IPython.Cell = Cell;
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return IPython;
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}(IPython));
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