/*
* Copyright 2005 JBoss 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.drools.guvnor.client.ruleeditor.workitem;
import org.drools.guvnor.client.common.DirtyableComposite;
import org.drools.guvnor.client.explorer.ClientFactory;
import org.drools.guvnor.client.rpc.RuleAsset;
import org.drools.guvnor.client.rpc.RuleContentText;
import org.drools.guvnor.client.ruleeditor.EditorWidget;
import org.drools.guvnor.client.ruleeditor.RuleViewer;
import org.drools.guvnor.client.ruleeditor.SaveEventListener;
import com.google.gwt.event.dom.client.ChangeEvent;
import com.google.gwt.event.dom.client.ChangeHandler;
import com.google.gwt.event.dom.client.KeyCodes;
import com.google.gwt.event.dom.client.KeyDownEvent;
import com.google.gwt.event.dom.client.KeyDownHandler;
import com.google.gwt.user.client.ui.Grid;
import com.google.gwt.user.client.ui.HasHorizontalAlignment;
import com.google.gwt.user.client.ui.HasVerticalAlignment;
import com.google.gwt.user.client.ui.TextArea;
/**
* WorkItem definitions Editor
*/
public class WorkitemDefinitionEditor extends DirtyableComposite implements
EditorWidget, SaveEventListener {
private TextArea text;
final private RuleContentText data;
final private RuleAsset asset;
public WorkitemDefinitionEditor(RuleAsset a,
RuleViewer v,
ClientFactory clientFactory) {
this(a);
}
public WorkitemDefinitionEditor(RuleAsset a) {
this(a, -1);
}
public WorkitemDefinitionEditor(RuleAsset a, int visibleLines) {
asset = a;
data = (RuleContentText) asset.getContent();
if (data.content == null) {
data.content = "Empty!";
}
Grid layout = new Grid(1, 2);
WorkitemDefinitionElementsBrowser browser = new WorkitemDefinitionElementsBrowser(
new WorkitemDefinitionElementSelectedListener() {
public void onElementSelected(String elementName,
String pasteValue) {
insertText(pasteValue, true);
}
});
layout.setWidget(0, 0, browser);
text = new TextArea();
text.setWidth("100%");
text.setVisibleLines((visibleLines == -1) ? 25 : visibleLines);
text.setText(data.content);
text.getElement().setAttribute("spellcheck", "false"); // NON-NLS
text.setStyleName("default-text-Area"); // NON-NLS
text.addChangeHandler(new ChangeHandler() {
public void onChange(ChangeEvent event) {
data.content = text.getText();
makeDirty();
}
});
text.addKeyDownHandler(new KeyDownHandler() {
public void onKeyDown(KeyDownEvent event) {
if (event.getNativeKeyCode() == KeyCodes.KEY_TAB) {
event.preventDefault();
event.stopPropagation();
int pos = text.getCursorPos();
insertText("\t", false);
text.setCursorPos(pos + 1);
text.cancelKey();
text.setFocus(true);
}
}
});
layout.setWidget(0, 1, text);
layout.getColumnFormatter().setWidth(0, "10%");
layout.getColumnFormatter().setWidth(1, "90%");
layout.getCellFormatter().setAlignment(0, 0,
HasHorizontalAlignment.ALIGN_LEFT,
HasVerticalAlignment.ALIGN_TOP);
layout.getCellFormatter().setAlignment(0, 1,
HasHorizontalAlignment.ALIGN_LEFT,
HasVerticalAlignment.ALIGN_TOP);
layout.setWidth("95%");
initWidget(layout);
}
void insertText(String ins, boolean isSpecialPaste) {
text.setFocus(true);
int i = text.getCursorPos();
String left = text.getText().substring(0, i);
String right = text.getText().substring(i, text.getText().length());
int cursorPosition = left.toCharArray().length;
if (isSpecialPaste) {
int p = ins.indexOf("|");
if (p > -1) {
cursorPosition += p;
ins = ins.replaceAll("\\|", "");
}
}
text.setText(left + ins + right);
this.data.content = text.getText();
text.setCursorPos(cursorPosition);
}
public void onSave() {
// TODO Auto-generated method stub
}
public void onAfterSave() {
// TODO Auto-generated method stub
}
}