/*
* Copyright 2015 JBoss, by Red Hat, Inc
*
* 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 org.uberfire.ext.widgets.core.client.editors.texteditor;
import javax.inject.Inject;
import com.google.gwt.user.client.ui.IsWidget;
import org.jboss.errai.common.client.api.Caller;
import org.jboss.errai.common.client.api.RemoteCallback;
import org.uberfire.backend.vfs.ObservablePath;
import org.uberfire.backend.vfs.Path;
import org.uberfire.backend.vfs.VFSService;
import org.uberfire.ext.widgets.common.client.ace.AceEditorMode;
import org.uberfire.ext.widgets.core.client.resources.i18n.CoreConstants;
import org.uberfire.lifecycle.IsDirty;
import org.uberfire.lifecycle.OnStartup;
public abstract class TextEditorPresenter {
@Inject
public View view;
protected Path path;
@Inject
private Caller<VFSService> vfsServices;
@OnStartup
public void onStartup(final ObservablePath path) {
this.path = path;
vfsServices.call(new RemoteCallback<String>() {
@Override
public void callback(String response) {
if (response == null) {
view.setContent(CoreConstants.INSTANCE.EmptyEntry(),
getAceEditorMode());
} else {
view.setContent(response,
getAceEditorMode());
}
onAfterViewLoaded();
}
}).readAllString(path);
}
/**
* This is called after the view's content has been loaded. Sub-classes can override
* this method to perform applicable actions after the view's content has been set.
* The default implementation does nothing.
*/
protected void onAfterViewLoaded() {
}
/**
* This allows sub-classes to determine the Mode of the AceEditor.
* By default the AceEditor assumes the AceEditorMode.TEXT.
* @return
*/
public AceEditorMode getAceEditorMode() {
return AceEditorMode.TEXT;
}
@IsDirty
public boolean isDirty() {
return view.isDirty();
}
public void onOpen() {
view.setFocus();
}
public IsWidget getWidget() {
return view;
}
public interface View
extends
IsWidget {
void setContent(final String content,
final AceEditorMode mode);
String getContent();
void setFocus();
boolean isDirty();
void setDirty(final boolean dirty);
void setReadOnly(final boolean isReadOnly);
}
}