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35 lines
1.4 KiB
35 lines
1.4 KiB
var $ = require('jquery');
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var _ = require('underscore');
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var BackgridSelectAll = require('backgrid.selectall');
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module.exports = BackgridSelectAll.extend({
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enterEditMode : function(e){
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if(e.shiftKey && this.model.collection.lastToggled) {
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this._selectRange();
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}
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var checked = $(e.target).prop('checked');
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this.model.collection.lastToggled = this.model;
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this.model.collection.checked = checked;
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},
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onChange : function(e){
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var checked = $(e.target).prop('checked');
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this.$el.parent().toggleClass('selected', checked);
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this.model.trigger('backgrid:selected', this.model, checked);
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},
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_selectRange : function(){
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var collection = this.model.collection;
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var lastToggled = collection.lastToggled;
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var checked = collection.checked;
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var currentIndex = collection.indexOf(this.model);
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var lastIndex = collection.indexOf(lastToggled);
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var low = Math.min(currentIndex, lastIndex);
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var high = Math.max(currentIndex, lastIndex);
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var range = _.range(low + 1, high);
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_.each(range, function(index){
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var model = collection.at(index);
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model.trigger('backgrid:select', model, checked);
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});
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this.model.collection.lastToggled = undefined;
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this.model.collection.checked = undefined;
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}
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}); |