owncloud/core

/*
 * Copyright (c) 2015
 *
 * This file is licensed under the Affero General Public License version 3
 * or later.
 *
 * See the COPYING-README file.
 *
 */

(function() {

    /**
     * @class OCA.Files.DetailTabView
     * @classdesc
     *
     * Base class for tab views to display file information.
     *
     */
    var DetailTabView = OC.Backbone.View.extend({
        tag: 'div',

        className: 'tab',

        /**
         * Tab label
         */
        _label: null,

        _template: null,

        initialize: function(options) {
            options = options || {};
            if (!this.id) {
                this.id = 'detailTabView' + DetailTabView._TAB_COUNT;
                DetailTabView._TAB_COUNT++;
            }
            if (options.order) {
                this.order = options.order || 0;
            }
        },

        /**
         * Returns the tab label
         *
         * @return {String} label
         */
        getLabel: function() {
            return 'Tab ' + this.id;
        },

        /**
         * returns the jQuery object for HTML output
         *
         * @returns {jQuery}
         */
        get$: function() {
            return this.$el;
        },

        /**
         * Renders this details view
         *
         * @abstract
         */
        render: function() {
            // to be implemented in subclass
            // FIXME: code is only for testing
            this.$el.html('<div>Hello ' + this.id + '</div>');
        },

        /**
         * Sets the file info to be displayed in the view
         *
         * @param {OCA.Files.FileInfoModel} fileInfo file info to set
         */
        setFileInfo: function(fileInfo) {
            if (this.model !== fileInfo) {
                this.model = fileInfo;
                this.render();
            }
        },

        /**
         * Returns the file info.
         *
         * @return {OCA.Files.FileInfoModel} file info
         */
        getFileInfo: function() {
            return this.model;
        },

        /**
         * Load the next page of results
         */
        nextPage: function() {
            // load the next page, if applicable
        },

        /**
         * Returns whether the current tab is able to display
         * the given file info, for example based on mime type.
         *
         * @param {OCA.Files.FileInfoModel} fileInfo file info model
         * @return {bool} whether to display this tab
         */
        canDisplay: function(fileInfo) {
            return true;
        }
    });
    DetailTabView._TAB_COUNT = 0;

    OCA.Files = OCA.Files || {};

    OCA.Files.DetailTabView = DetailTabView;
})();