/*
* Copyright 2011 Gaurav Saxena < gsaxena81 AT gmail.com >
*
* 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.vk.gwt.designer.client.ui.widget.vkListBox;
import java.util.List;
import com.google.gwt.event.dom.client.BlurEvent;
import com.google.gwt.event.dom.client.BlurHandler;
import com.google.gwt.event.dom.client.ChangeEvent;
import com.google.gwt.event.dom.client.ChangeHandler;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.event.dom.client.DoubleClickEvent;
import com.google.gwt.event.dom.client.DoubleClickHandler;
import com.google.gwt.event.dom.client.FocusEvent;
import com.google.gwt.event.dom.client.FocusHandler;
import com.google.gwt.event.dom.client.KeyDownEvent;
import com.google.gwt.event.dom.client.KeyDownHandler;
import com.google.gwt.event.dom.client.KeyPressEvent;
import com.google.gwt.event.dom.client.KeyPressHandler;
import com.google.gwt.event.dom.client.KeyUpEvent;
import com.google.gwt.event.dom.client.KeyUpHandler;
import com.google.gwt.event.dom.client.MouseDownEvent;
import com.google.gwt.event.dom.client.MouseDownHandler;
import com.google.gwt.event.dom.client.MouseMoveEvent;
import com.google.gwt.event.dom.client.MouseMoveHandler;
import com.google.gwt.event.dom.client.MouseOutEvent;
import com.google.gwt.event.dom.client.MouseOutHandler;
import com.google.gwt.event.dom.client.MouseOverEvent;
import com.google.gwt.event.dom.client.MouseOverHandler;
import com.google.gwt.event.dom.client.MouseUpEvent;
import com.google.gwt.event.dom.client.MouseUpHandler;
import com.google.gwt.event.dom.client.MouseWheelEvent;
import com.google.gwt.event.dom.client.MouseWheelHandler;
import com.google.gwt.event.shared.HandlerRegistration;
import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.ui.ListBox;
import com.google.gwt.user.client.ui.Widget;
import com.gwtstructs.gwt.client.widgets.jsBridge.Export;
import com.vk.gwt.designer.client.api.attributes.HasVkAccessKey;
import com.vk.gwt.designer.client.api.attributes.HasVkAllKeyHandlers;
import com.vk.gwt.designer.client.api.attributes.HasVkAllMouseHandlers;
import com.vk.gwt.designer.client.api.attributes.HasVkBlurHandler;
import com.vk.gwt.designer.client.api.attributes.HasVkChangeHandler;
import com.vk.gwt.designer.client.api.attributes.HasVkClickHandler;
import com.vk.gwt.designer.client.api.attributes.HasVkDoubleClickHandler;
import com.vk.gwt.designer.client.api.attributes.HasVkEnabled;
import com.vk.gwt.designer.client.api.attributes.HasVkFocusHandler;
import com.vk.gwt.designer.client.api.attributes.HasVkKeyDownHandler;
import com.vk.gwt.designer.client.api.attributes.HasVkKeyPressHandler;
import com.vk.gwt.designer.client.api.attributes.HasVkKeyUpHandler;
import com.vk.gwt.designer.client.api.attributes.HasVkListBoxMultiple;
import com.vk.gwt.designer.client.api.attributes.HasVkListBoxRenderMode;
import com.vk.gwt.designer.client.api.attributes.HasVkMouseDownHandler;
import com.vk.gwt.designer.client.api.attributes.HasVkMouseMoveHandler;
import com.vk.gwt.designer.client.api.attributes.HasVkMouseOutHandler;
import com.vk.gwt.designer.client.api.attributes.HasVkMouseOverHandler;
import com.vk.gwt.designer.client.api.attributes.HasVkMouseUpHandler;
import com.vk.gwt.designer.client.api.attributes.HasVkMouseWheelHandler;
import com.vk.gwt.designer.client.api.attributes.HasVkName;
import com.vk.gwt.designer.client.api.attributes.HasVkTabIndex;
import com.vk.gwt.designer.client.api.component.IVkWidget;
import com.vk.gwt.designer.client.designer.VkStateHelper;
public class VkListBox extends ListBox implements IVkWidget, HasVkAllKeyHandlers, HasVkAllMouseHandlers, HasVkFocusHandler, HasVkBlurHandler
, HasVkChangeHandler, HasVkAccessKey, HasVkTabIndex, HasVkEnabled, HasVkName, HasVkListBoxMultiple, HasVkListBoxRenderMode{
public static final String NAME = "Listbox";
private HandlerRegistration clickHandlerRegistration;
private HandlerRegistration doubleClickHandlerRegistration;
private HandlerRegistration mouseDownHandlerRegistration;
private HandlerRegistration mouseUpHandlerRegistration;
private HandlerRegistration mouseMoveHandlerRegistration;
private HandlerRegistration mouseOutHandlerRegistration;
private HandlerRegistration mouseOverHandlerRegistration;
private HandlerRegistration mouseWheelHandlerRegistration;
private HandlerRegistration keyUpHandlerRegistration;
private HandlerRegistration keyDownHandlerRegistration;
private HandlerRegistration keyPressHandlerRegistration;
private HandlerRegistration focusHandlerRegistration;
private HandlerRegistration blurHandlerRegistration;
private HandlerRegistration changeHandlerRegistration;
private String mouseDownJs = "";
private String mouseUpJs = "";
private String mouseMoveJs = "";
private String mouseOutJs = "";
private String mouseOverJs = "";
private String mouseWheelJs = "";
private String keyDownJs = "";
private String keyUpJs = "";
private String keyPressJs = "";
private String focusJs = "";
private String blurJs = "";
private String clickJs = "";
private String changeJs = "";
private String doubleClickJs = "";
private char accessKey;
private boolean isEnabled = true;
private IVkWidget vkParent;
public VkListBox() {}
@Override
public void addClickHandler(final String js) {
if(clickHandlerRegistration != null)
clickHandlerRegistration.removeHandler();
clickHandlerRegistration = null;
clickJs = js.trim();
if(!clickJs.isEmpty())
{
clickHandlerRegistration = addClickHandler(new ClickHandler() {
@Override
public void onClick(ClickEvent event) {
VkStateHelper.getInstance().getEventHelper().executeEvent(clickJs, event, true);
}
});
}
}
@Override
public void addDoubleClickHandler(final String js) {
if(doubleClickHandlerRegistration != null)
doubleClickHandlerRegistration.removeHandler();
doubleClickHandlerRegistration = null;
doubleClickJs = js.trim();
if(!doubleClickJs.isEmpty())
{
doubleClickHandlerRegistration = addDoubleClickHandler(new DoubleClickHandler() {
@Override
public void onDoubleClick(DoubleClickEvent event) {
VkStateHelper.getInstance().getEventHelper().executeEvent(doubleClickJs, event, true);
}
});
}
}
@Override
public void addMouseDownHandler(String js) {
if(mouseDownHandlerRegistration != null)
mouseDownHandlerRegistration.removeHandler();
mouseDownHandlerRegistration = null;
mouseDownJs = js.trim();
if(!mouseDownJs.isEmpty())
{
mouseDownHandlerRegistration = addMouseDownHandler(new MouseDownHandler() {
@Override
public void onMouseDown(MouseDownEvent event) {
VkStateHelper.getInstance().getEventHelper().executeEvent(mouseDownJs, event, true);
}
});
}
}
@Override
public void addMouseUpHandler(String js) {
if(mouseUpHandlerRegistration != null)
mouseUpHandlerRegistration.removeHandler();
mouseUpHandlerRegistration = null;
mouseUpJs = js.trim();
if(!mouseUpJs.isEmpty())
{
mouseUpHandlerRegistration = addMouseUpHandler(new MouseUpHandler() {
@Override
public void onMouseUp(MouseUpEvent event) {
VkStateHelper.getInstance().getEventHelper().executeEvent(mouseUpJs, event, true);
}
});
}
}
@Override
public void addMouseMoveHandler(String js) {
if(mouseMoveHandlerRegistration != null)
mouseMoveHandlerRegistration.removeHandler();
mouseMoveHandlerRegistration = null;
mouseMoveJs = js.trim();
if(!mouseMoveJs.isEmpty())
{
mouseMoveHandlerRegistration = addMouseMoveHandler(new MouseMoveHandler() {
@Override
public void onMouseMove(MouseMoveEvent event) {
VkStateHelper.getInstance().getEventHelper().executeEvent(mouseMoveJs, event, true);
}
});
}
}
@Override
public void addMouseOverHandler(String js) {
if(mouseOverHandlerRegistration != null)
mouseOverHandlerRegistration.removeHandler();
mouseOverHandlerRegistration = null;
mouseOverJs = js.trim();
if(!mouseOverJs.isEmpty())
{
mouseOverHandlerRegistration = addMouseOverHandler(new MouseOverHandler() {
@Override
public void onMouseOver(MouseOverEvent event) {
VkStateHelper.getInstance().getEventHelper().executeEvent(mouseOverJs, event, true);
}
});
}
}
@Override
public void addMouseOutHandler(String js) {
if(mouseOutHandlerRegistration != null)
mouseOutHandlerRegistration.removeHandler();
mouseOutHandlerRegistration = null;
mouseOutJs = js;
if(!mouseOutJs.isEmpty())
{
mouseOutHandlerRegistration = addMouseOutHandler(new MouseOutHandler() {
@Override
public void onMouseOut(MouseOutEvent event) {
VkStateHelper.getInstance().getEventHelper().executeEvent(mouseOutJs, event, true);
}
});
}
}
@Override
public void addMouseWheelHandler(String js) {
if(mouseWheelHandlerRegistration != null)
mouseWheelHandlerRegistration.removeHandler();
mouseWheelHandlerRegistration = null;
mouseWheelJs = js.trim();
if(!mouseWheelJs.isEmpty())
{
mouseWheelHandlerRegistration = addMouseWheelHandler(new MouseWheelHandler() {
@Override
public void onMouseWheel(MouseWheelEvent event) {
VkStateHelper.getInstance().getEventHelper().executeEvent(mouseWheelJs, event, true);
}
});
}
}
@Override
public void addKeyDownHandler(String js) {
if(keyDownHandlerRegistration != null)
keyDownHandlerRegistration.removeHandler();
keyDownHandlerRegistration = null;
keyDownJs = js.trim();
if(!keyDownJs.isEmpty())
{
keyDownHandlerRegistration = addKeyDownHandler(new KeyDownHandler() {
@Override
public void onKeyDown(KeyDownEvent event) {
VkStateHelper.getInstance().getEventHelper().executeEvent(keyDownJs, event, true);
}
});
}
}
@Override
public void addKeyUpHandler(String js) {
if(keyUpHandlerRegistration != null)
keyUpHandlerRegistration.removeHandler();
keyUpHandlerRegistration = null;
keyUpJs = js.trim();
if(!keyUpJs.isEmpty())
{
keyUpHandlerRegistration = addKeyUpHandler(new KeyUpHandler() {
@Override
public void onKeyUp(KeyUpEvent event) {
VkStateHelper.getInstance().getEventHelper().executeEvent(keyUpJs, event, true);
}
});
}
}
@Override
public void addKeyPressHandler(String js) {
if(keyPressHandlerRegistration != null)
keyPressHandlerRegistration.removeHandler();
keyPressHandlerRegistration = null;
keyPressJs = js.trim();
if(!keyPressJs.isEmpty())
{
keyPressHandlerRegistration = addKeyPressHandler(new KeyPressHandler() {
@Override
public void onKeyPress(KeyPressEvent event) {
VkStateHelper.getInstance().getEventHelper().executeEvent(keyPressJs, event, true);
}
});
}
}
@Override
public void addFocusHandler(String js) {
if(focusHandlerRegistration != null)
focusHandlerRegistration.removeHandler();
focusHandlerRegistration = null;
focusJs = js.trim();
if(!focusJs.isEmpty())
{
focusHandlerRegistration = addFocusHandler(new FocusHandler() {
@Override
public void onFocus(FocusEvent event) {
VkStateHelper.getInstance().getEventHelper().executeEvent(focusJs, event, true);
}
});
}
}
@Override
public void addBlurHandler(String js) {
if(blurHandlerRegistration != null)
blurHandlerRegistration.removeHandler();
blurHandlerRegistration = null;
blurJs = js.trim();
if(!blurJs.isEmpty())
{
blurHandlerRegistration = addBlurHandler(new BlurHandler() {
@Override
public void onBlur(BlurEvent event) {
VkStateHelper.getInstance().getEventHelper().executeEvent(blurJs, event, true);
}
});
}
}
@Override
public void addChangeHandler(String js) {
if(changeHandlerRegistration != null)
changeHandlerRegistration.removeHandler();
changeHandlerRegistration = null;
changeJs = js.trim();
if(!changeJs.isEmpty())
{
changeHandlerRegistration = addChangeHandler(new ChangeHandler() {
@Override
public void onChange(ChangeEvent event) {
VkStateHelper.getInstance().getEventHelper().executeEvent(changeJs, event, true);
}
});
}
}
@Override
public String getPriorJs(String eventName) {
if(eventName.equals(HasVkClickHandler.NAME))
return clickJs;
else if(eventName.equals(HasVkDoubleClickHandler.NAME))
return doubleClickJs;
else if(eventName.equals(HasVkMouseDownHandler.NAME))
return mouseDownJs;
else if(eventName.equals(HasVkMouseUpHandler.NAME))
return mouseUpJs;
else if(eventName.equals(HasVkMouseOverHandler.NAME))
return mouseOverJs;
else if(eventName.equals(HasVkMouseOutHandler.NAME))
return mouseOutJs;
else if(eventName.equals(HasVkMouseWheelHandler.NAME))
return mouseWheelJs;
else if(eventName.equals(HasVkMouseMoveHandler.NAME))
return mouseMoveJs;
else if(eventName.equals(HasVkKeyUpHandler.NAME))
return keyUpJs;
else if(eventName.equals(HasVkKeyDownHandler.NAME))
return keyDownJs;
else if(eventName.equals(HasVkKeyPressHandler.NAME))
return keyPressJs;
else if(eventName.equals(HasVkFocusHandler.NAME))
return focusJs;
else if(eventName.equals(HasVkBlurHandler.NAME))
return blurJs;
else if(eventName.equals(HasVkChangeHandler.NAME))
return changeJs;
else return "";
}
@Override
public char getAccessKey()
{
return accessKey;
}
@Override
public void setAccessKey(char key)
{
accessKey = key;
super.setAccessKey(key);
}
@Override
public String getWidgetName() {
return NAME;
}
@Override
public boolean isMultipleEnabled() {
return super.isMultipleSelect();
}
@SuppressWarnings("deprecation")//fails on IE6 says the documentation
@Override
public void setMultipleEnabled(boolean enabled) {
if(enabled)
super.setMultipleSelect(true);
else
setMultipleSelect(false);
}
@Override
public boolean isDropDown() {
return getVisibleItemCount() == 1;
}
@Override
public void setDropDown(boolean dropDown) {
if(dropDown)
setVisibleItemCount(1);
else
setVisibleItemCount(2);
}
@Override
public void clone(Widget targetWidget) {}
@Override
public boolean showMenu() {
return true;
}
@Override
public boolean isMovable() {
return true;
}
@Override
public boolean isResizable() {
return true;
}
/**************************Export attribute Methods********************************/
@Override
@Export
public void setEnabled(boolean enabled)
{
if(!VkStateHelper.getInstance().isDesignerMode())
super.setEnabled(enabled);
else if(!enabled)
Window.alert("Widget has been disabled and will appear so in preview \n but in designer mode i.e. now, it will appear enabled ");
isEnabled = enabled;
}
@Override
@Export
public boolean isEnabled()
{
return isEnabled;
}
@Override
@Export
public void addItem(String item, String value) {
super.addItem(item, value);
}
@Override
@Export
public void clear() {
super.clear();
}
@Override
@Export
public int getItemCount() {
return super.getItemCount();
}
@Override
@Export
public String getItemText(int index){
return super.getItemText(index);
}
@Override
@Export
public String getName() {
return super.getName();
}
@Override
@Export
public int getSelectedIndex() {
return super.getSelectedIndex();
}
@Override
@Export
public String getValue(int index) {
return super.getValue(index);
}
@Override
@Export
public void insertItem(String item, String value, int index) {
super.insertItem(item, value, index);
}
@Override
@Export
public boolean isItemSelected(int index){
return super.isItemSelected(index);
}
@Override
@Export
public void removeItem(int index) {
super.removeItem(index);
}
@Override
@Export
public void setItemSelected(int index, boolean selected) {
super.setItemSelected(index, selected);
}
@Override
@Export
public void setItemText(int index, String text) {
super.setItemText(index, text);
}
@Override
@Export
public void setSelectedIndex(int index){
super.setSelectedIndex(index);
}
@Override
@Export
public void setValue(int index, String value) {
super.setValue(index, value);
}
@Override
@Export
public void setName(String name) {
super.setName(name);
}
@Override
@Export
public void setVisible(boolean isVisible)
{
super.setVisible(isVisible);
}
@Override
@Export
public boolean isVisible()
{
return super.isVisible();
}
@Override
@Export
public void addStyleName(String className)
{
super.addStyleName(className);
}
@Override
@Export
public void removeStyleName(String className)
{
super.removeStyleName(className);
}
@Override
public List<Widget> getToolbarWidgets() {
// TODO Auto-generated method stub
return null;
}
@Override
public IVkWidget getVkParent() {
return vkParent;
}
@Override
public void setVkParent(IVkWidget panel) {
this.vkParent = panel;
}
}