CopyOfRowSelectionModel.java

/*
 Copyright (c) 2014 Ahomé Innovation Technologies. All rights reserved.

 Licensed under the Apache License, Version 2.0 (the "License");
 you may not use this file except in compliance with the License.
 You may obtain a copy of the License at

 http://www.apache.org/licenses/LICENSE-2.0

 Unless required by applicable law or agreed to in writing, software
 distributed under the License is distributed on an "AS IS" BASIS,
 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License.
 */
package com.ait.toolkit.sencha.ext.client.selection;

import com.ait.toolkit.core.client.JsoHelper;
import com.ait.toolkit.sencha.ext.client.events.CallbackRegistration;
import com.ait.toolkit.sencha.ext.client.events.selection.BeforeDeselectHandler;
import com.ait.toolkit.sencha.ext.client.events.selection.BeforeSelectHandler;
import com.google.gwt.core.client.JavaScriptObject;

/**
 * Implements row based navigation via keyboard.
 * 
 * Must synchronize across grid sections.
 */
public class CopyOfRowSelectionModel extends SelectionModel {

	protected CopyOfRowSelectionModel() {
		jsObj = JsoHelper.createObject();
	}

	public CopyOfRowSelectionModel(JavaScriptObject obj) {
		jsObj = obj;
	}

	public static CopyOfRowSelectionModel from(SelectionModel model) {
		return new CopyOfRowSelectionModel(model.getJsObj());
	}

	/**
	 * Selects the record immediately following the currently selected record.
	 */
	public native void selectNext()/*-{
		var jso = this.@com.ait.toolkit.core.client.JsObject::getJsObj()();
		if (jso && jso.selectNext) {
			jso.selectNext();
		}
	}-*/;

	/**
	 * Selects the record immediately following the currently selected record.
	 */
	public native void selectNext(boolean keepExisting)/*-{
		var jso = this.@com.ait.toolkit.core.client.JsObject::getJsObj()();
		if (jso && jso.selectNext) {
			jso.selectNext(keepExisting);
		}
	}-*/;

	/**
	 * Selects the record immediately following the currently selected record.
	 */
	public native void selectNext(boolean keepExisting, boolean supressEvent)/*-{
		var jso = this.@com.ait.toolkit.core.client.JsObject::getJsObj()();
		if (jso && jso.selectNext) {
			jso.selectNext(keepExisting, supressEvent);
		}
	}-*/;

	/**
	 * Selects the record that precedes the currently selected record.
	 */
	public native void selectPrevious()/*-{
		var jso = this.@com.ait.toolkit.core.client.JsObject::getJsObj()();
		if (jso && jso.selectPrevious) {
			jso.selectPrevious();
		}
	}-*/;

	/**
	 * Selects the record that precedes the currently selected record.
	 */
	public native void selectPrevious(boolean keepExisting)/*-{
		var jso = this.@com.ait.toolkit.core.client.JsObject::getJsObj()();
		if (jso && jso.selectPrevious) {
			jso.selectPrevious(keepExisting);
		}
	}-*/;

	/**
	 * Selects the record that precedes the currently selected record.
	 */
	public native void selectPrevious(boolean keepExisting, boolean supressEvent)/*-{
		var jso = this.@com.ait.toolkit.core.client.JsObject::getJsObj()();
		if (jso && jso.selectPrevious) {
			jso.selectPrevious(keepExisting, supressEvent);
		}
	}-*/;

	/**
	 * Fired before a record is deselected. If any listener returns false, the
	 * deselection is cancelled.
	 */
	public native CallbackRegistration addBeforeDeselectHandler(
			BeforeDeselectHandler handler)/*-{
		var obj = this.@com.ait.toolkit.core.client.JsObject::getJsObj()();
		var fn = function(model, record, index, e) {
			var sm = @com.ait.toolkit.sencha.ext.client.selection.SelectionModel::new(Lcom/google/gwt/core/client/JavaScriptObject;)(model);
			var model = @com.ait.toolkit.data.client.BaseModel::from(Lcom/google/gwt/core/client/JavaScriptObject;)(record);
			var event = @com.ait.toolkit.sencha.ext.client.events.selection.BeforeDeselectEvent::new(Lcom/ait/toolkit/sencha/ext/client/selection/SelectionModel;Lcom/ait/toolkit/data/client/BaseModel;ILcom/google/gwt/core/client/JavaScriptObject;)(sm,record,index,e);
			return handler.@com.ait.toolkit.sencha.ext.client.events.selection.BeforeDeselectHandler::onBeforeDeselect(Lcom/ait/toolkit/sencha/ext/client/events/selection/BeforeDeselectEvent;)(event);
		};
		var eventName = @com.ait.toolkit.sencha.ext.client.events.selection.BeforeDeselectEvent::EVENT_NAME;
		obj.addListener(eventName, fn);
		var toReturn = @com.ait.toolkit.sencha.ext.client.events.CallbackRegistration::new(Lcom/ait/toolkit/core/client/JsObject;Ljava/lang/String;Lcom/google/gwt/core/client/JavaScriptObject;)(this,eventName, fn);
		return toReturn;
	}-*/;

	/**
	 * Fired before a record is selected. If any listener returns false, the
	 * selection is cancelled.
	 */
	public native CallbackRegistration addBeforeSelectHandler(
			BeforeSelectHandler handler)/*-{
		var obj = this.@com.ait.toolkit.core.client.JsObject::getJsObj()();
		var fn = function(model, record, index, e) {
			var sm = @com.ait.toolkit.sencha.ext.client.selection.SelectionModel::new(Lcom/google/gwt/core/client/JavaScriptObject;)(model);
			var model = @com.ait.toolkit.data.client.BaseModel::from(Lcom/google/gwt/core/client/JavaScriptObject;)(record);
			var event = @com.ait.toolkit.sencha.ext.client.events.selection.BeforeSelectEvent::new(Lcom/ait/toolkit/sencha/ext/client/selection/SelectionModel;Lcom/ait/toolkit/data/client/BaseModel;ILcom/google/gwt/core/client/JavaScriptObject;)(sm,record,index,e);
			return handler.@com.ait.toolkit.sencha.ext.client.events.selection.BeforeSelectHandler::onBeforeSelect(Lcom/ait/toolkit/sencha/ext/client/events/selection/BeforeSelectEvent;)(event);
		};
		var eventName = @com.ait.toolkit.sencha.ext.client.events.selection.BeforeSelectEvent::EVENT_NAME;
		obj.addListener(eventName, fn);
		var toReturn = @com.ait.toolkit.sencha.ext.client.events.CallbackRegistration::new(Lcom/ait/toolkit/core/client/JsObject;Ljava/lang/String;Lcom/google/gwt/core/client/JavaScriptObject;)(this,eventName, fn);
		return toReturn;
	}-*/;

}