PlainJavaPageViewImpl.java

/*******************************************************************************
 * Copyright (c) 2012-2017 Codenvy, S.A.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *   Codenvy, S.A. - initial API and implementation
 *******************************************************************************/
package org.eclipse.che.plugin.java.plain.client.wizard;

import com.google.gwt.core.client.GWT;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.event.dom.client.KeyUpEvent;
import com.google.gwt.resources.client.CssResource;
import com.google.gwt.uibinder.client.UiBinder;
import com.google.gwt.uibinder.client.UiField;
import com.google.gwt.uibinder.client.UiHandler;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.FlowPanel;
import com.google.gwt.user.client.ui.TextBox;
import com.google.gwt.user.client.ui.Widget;
import com.google.inject.Inject;

/**
 * Implementation of {@link PlainJavaPageView}
 *
 * @author Valeriy Svydenko
 */
public class PlainJavaPageViewImpl implements PlainJavaPageView {
    private static PlainJavaPageViewImplUiBinder ourUiBinder = GWT.create(PlainJavaPageViewImplUiBinder.class);

    private final FlowPanel rootElement;

    @UiField
    Style     style;
    @UiField
    TextBox   sourceFolderField;
    @UiField
    Button    browseSourceBtn;
    @UiField
    TextBox   libFolderField;
    @UiField
    Button    browseLibBtn;
    @UiField
    FlowPanel libraryFolderContainer;

    private ActionDelegate delegate;

    @Inject
    public PlainJavaPageViewImpl() {
        rootElement = ourUiBinder.createAndBindUi(this);

        browseSourceBtn.addClickHandler(new ClickHandler() {
            @Override
            public void onClick(ClickEvent event) {
                delegate.onBrowseSourceButtonClicked();
            }
        });

        browseLibBtn.addClickHandler(new ClickHandler() {
            @Override
            public void onClick(ClickEvent event) {
                delegate.onBrowseLibraryButtonClicked();
            }
        });
    }

    @Override
    public void setDelegate(ActionDelegate delegate) {
        this.delegate = delegate;
    }

    @Override
    public Widget asWidget() {
        return rootElement;
    }

    @Override
    public String getSourceFolder() {
        return sourceFolderField.getText();
    }

    @Override
    public void setSourceFolder(String value) {
        sourceFolderField.setText(value);
    }

    @Override
    public String getLibraryFolder() {
        return libFolderField.getText();
    }

    @Override
    public void setLibraryFolder(String value) {
        libFolderField.setText(value);
    }

    @UiHandler({"sourceFolderField"})
    void onKeyUp(KeyUpEvent event) {
        delegate.onCoordinatesChanged();
    }

    @Override
    public void showSourceFolderMissingIndicator(boolean doShow) {
        if (doShow) {
            sourceFolderField.addStyleName(style.inputError());
        } else {
            sourceFolderField.removeStyleName(style.inputError());
        }
    }

    @Override
    public void changeBrowseBtnVisibleState(boolean isVisible) {
        browseSourceBtn.setVisible(isVisible);
    }

    @Override
    public void changeLibraryPanelVisibleState(boolean isVisible) {
        libraryFolderContainer.setVisible(isVisible);
    }

    @Override
    public void changeSourceFolderFieldState(boolean isEnable) {
        sourceFolderField.setEnabled(isEnable);
    }

    interface PlainJavaPageViewImplUiBinder extends UiBinder<FlowPanel, PlainJavaPageViewImpl> {
    }

    interface Style extends CssResource {
        String inputError();
    }
}