107 lines
3.1 KiB
Java
107 lines
3.1 KiB
Java
/**
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*
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*/
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package org.gcube.portlets.user.shareupdates.client.form;
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import org.gcube.portlets.user.shareupdates.client.dialog.PickUsersDialog;
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import org.gcube.portlets.user.shareupdates.client.elements.ContentEditDiv;
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import org.gcube.portlets.user.shareupdates.client.elements.Span;
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import org.gcube.portlets.user.shareupdates.client.elements.TagBox;
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import org.gcube.portlets.user.shareupdates.client.events.PickedUserEvent;
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import org.gcube.portlets.user.shareupdates.client.events.PickedUserEventHandler;
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import com.google.gwt.core.client.GWT;
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import com.google.gwt.event.dom.client.DomEvent;
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import com.google.gwt.event.dom.client.KeyCodes;
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import com.google.gwt.event.shared.HandlerManager;
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import com.google.gwt.user.client.DOM;
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import com.google.gwt.user.client.Event;
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import com.google.gwt.user.client.Timer;
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/**
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* @author massi
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*
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*/
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public class SmartTextArea extends ContentEditDiv {
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private final HandlerManager eventBus = new HandlerManager(null);
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public final static int ARROW_UP = 38;
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public final static int ARROW_DOWN = 40;
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PickUsersDialog pickUserDlg = new PickUsersDialog(eventBus);
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/**
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*
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*/
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public SmartTextArea() {
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bind();
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sinkEvents(Event.ONPASTE);
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sinkEvents(Event.ONCONTEXTMENU);
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sinkEvents(Event.ONKEYUP);
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sinkEvents(Event.ONKEYDOWN);
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}
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/**
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* events binder
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*/
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private void bind() {
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eventBus.addHandler(PickedUserEvent.TYPE, new PickedUserEventHandler() {
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@Override
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public void onSelectedUser(PickedUserEvent event) {
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String[] toSplit = getHTML().split("@"); //get the interesting part
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TagBox span = new TagBox(event.getSelectedUser().getFullName());
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setHTML(toSplit[0]);
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getElement().appendChild(span.getElement());
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getElement().appendChild(new Span(" ").getElement());
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setEndOfContenteditable();
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}
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});
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}
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/**
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* paste and other events overridden
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*/
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public void onBrowserEvent(Event event) {
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super.onBrowserEvent(event);
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switch (event.getTypeInt()) {
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case Event.ONPASTE: {
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final String before = getText();
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GWT.log("BEFORE:" + before);
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Timer t = new Timer() {
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@Override
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public void run() {
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String toCheck = getText().replaceAll(before, "");
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ShareUpdateForm.get().checkLink(toCheck);
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}
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};
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t.schedule(100);
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break;
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}
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case Event.ONCONTEXTMENU: {
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removeSampleText();
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break;
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}
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case Event.ONKEYUP: {
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pickUserDlg.onKeyUp(event, this.getAbsoluteLeft(), this.getAbsoluteTop()+65, getText());
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break;
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}
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case Event.ONKEYDOWN: { //avoid the arrow up to move the cursor at the beginning of the textbox and the TAB to move around inputs and enter to go newline
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if (event.getKeyCode() == ARROW_UP || event.getKeyCode() == KeyCodes.KEY_TAB || event.getKeyCode() == KeyCodes.KEY_ENTER) {
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DOM.eventCancelBubble(event, true);
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DOM.eventPreventDefault(event);
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return;
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}
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break;
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}
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}
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DomEvent.fireNativeEvent(event, this, this.getElement());
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}
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protected void removeSampleText() {
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if (getText().equals(ShareUpdateForm.SHARE_UPDATE_TEXT) || getText().equals(ShareUpdateForm.ERROR_UPDATE_TEXT) ) {
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setText("");
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addStyleName("dark-color");
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removeStyleName("error");
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}
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}
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}
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