tvheadend/vendor/ext-3.4.1/examples/tasks/classes.js

/*
This file is part of Ext JS 3.4

Copyright (c) 2011-2013 Sencha Inc

Contact:  http://www.sencha.com/contact

GNU General Public License Usage
This file may be used under the terms of the GNU General Public License version 3.0 as
published by the Free Software Foundation and appearing in the file LICENSE included in the
packaging of this file.

Please review the following information to ensure the GNU General Public License version 3.0
requirements will be met: http://www.gnu.org/copyleft/gpl.html.

If you are unsure which license is appropriate for your use, please contact the sales department
at http://www.sencha.com/contact.

Build date: 2013-04-03 15:07:25
*/
Ext.BLANK_IMAGE_URL = 'images/s.gif';
    
Task = Ext.data.Record.create([
    {name: 'taskId', type:'string'},
    {name: 'title', type:'string'},
    {name: 'category', type:'string'},
    {name: 'description', type:'string'},
    {name: 'dueDate', type:'date', dateFormat: 'Y-m-d H:i:s'},
    {name: 'completed', type:'boolean'}
]);

Task.nextId = function(){
	// if the time isn't unique enough, the addition 
	// of random chars should be
	var t = String(new Date().getTime()).substr(4);
	var s = 'ABCDEFGHIJKLMNOPQRSTUVWXYZ';
	for(var i = 0; i < 4; i++){
		t += s.charAt(Math.floor(Math.random()*26));
	}
	return t;
}

// The main grid's store
TaskStore = function(conn){
	TaskStore.superclass.constructor.call(this, {
        sortInfo:{field: 'dueDate', direction: "ASC"},
        groupField:'dueDate',
        taskFilter: 'all',
        reader: new Ext.data.JsonReader({
            idProperty: 'taskId'
        }, Task)
    });

    this.proxy = new Ext.data.SqlDB.Proxy(conn, 'task', 'taskId', this);

    if(window.google){ // google needs the table created
        this.proxy.on('beforeload', this.prepareTable, conn);
    }

    this.addEvents({newcategory: true});
};

Ext.extend(TaskStore, Ext.data.GroupingStore, {
    applyFilter : function(filter){
    	if(filter !== undefined){
    		this.taskFilter = filter;
    	}
        var value = this.taskFilter;
        if(value == 'all'){
            return this.clearFilter();
        }
        return this.filterBy(function(item){
            return item.data.completed === value;
        });
    },

    addTask : function(data){
        this.suspendEvents();
        this.clearFilter();
        this.resumeEvents();
        this.loadData([data], true);
        this.suspendEvents();
        this.applyFilter();
        this.applyGrouping(true);
        this.resumeEvents();
        this.fireEvent('datachanged', this);
        this.fireEvent('newcategory', data.category);
    },

    prepareTable : function(){
        try{
        this.createTable({
            name: 'task',
            key: 'taskId',
            fields: Task.prototype.fields
        });
        }catch(e){console.log(e)}
    }
});

// The store for Categories
CategoryStore = function(){
    CategoryStore.superclass.constructor.call(this, {
        expandData: true,
        data: [],
        fields:[{name: 'text', type:'string'}],
        sortInfo:{field:'text', direction:'ASC'},
        id: 0
    });
}

Ext.extend(CategoryStore, Ext.data.ArrayStore, {
    init : function(store){
        var cats = store.collect('category', false, true);
        this.loadData(cats);
    },

    addCategory : function(cat){
        if(cat && this.indexOfId(cat) === -1){
            this.clearFilter(true);
            this.loadData([cat], true);
            this.applySort();
        }
    }
});

// Grid column plugin that does the complete/active button in the left-most column
CompleteColumn = function(){
    var grid;

    function getRecord(t){
        var index = grid.getView().findRowIndex(t);
        return grid.store.getAt(index);
    }

    function onMouseDown(e, t){
        if(Ext.fly(t).hasClass('task-check')){
            e.stopEvent();
            var record = getRecord(t);
            record.set('completed', !record.data.completed);
            grid.store.applyFilter();
        }
    }

    function onMouseOver(e, t){
        if(Ext.fly(t).hasClass('task-check')){
            Ext.fly(t.parentNode).addClass('task-check-over');
        }
    }

    function onMouseOut(e, t){
        if(Ext.fly(t).hasClass('task-check')){
            Ext.fly(t.parentNode).removeClass('task-check-over');
        }
    }

    Ext.apply(this, {
        width: 22,
        header: '<div class="task-col-hd"></div>',
        menuDisabled:true,
        fixed: true,
        id: 'task-col',
        renderer: function(){
            return '<div class="task-check"></div>';
        },
        init : function(xg){
            grid = xg;
            grid.on('render', function(){
                var view = grid.getView();
                view.mainBody.on('mousedown', onMouseDown);
                view.mainBody.on('mouseover', onMouseOver);
                view.mainBody.on('mouseout', onMouseOut);
            });
        }
    });
};