/**
* Copyright 2010 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.eclipse.wizard.project;
import java.util.HashMap;
import org.drools.eclipse.preferences.DroolsProjectPreferencePage;
import org.drools.eclipse.util.DroolsRuntime;
import org.drools.eclipse.util.DroolsRuntimeManager;
import org.eclipse.jface.wizard.WizardPage;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Combo;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Link;
import org.eclipse.ui.dialogs.PreferencesUtil;
public class NewDroolsProjectRuntimeWizardPage extends WizardPage {
public static final String DROOLS4 = "Drools 4.x";
public static final String DROOLS5 = "Drools 5.0.x";
public static final String DROOLS5_1 = "Drools 5.1.x";
private boolean isDefaultRuntime = true;
private String selectedRuntime;
private String generationType = DROOLS5_1;
private Button projectSpecificRuntime;
private Combo droolsRuntimeCombo;
private Combo droolsGenerateCombo;
public NewDroolsProjectRuntimeWizardPage() {
super("extendedNewProjectRuntimePage");
setTitle("Drools Runtime");
setDescription("Select a Drools Runtime");
}
public void createControl(Composite parent) {
Composite composite = new Composite(parent, SWT.NONE);
GridLayout gridLayout = new GridLayout();
gridLayout.numColumns = 2;
composite.setLayout(gridLayout);
DroolsRuntime defaultRuntime = DroolsRuntimeManager.getDefaultDroolsRuntime();
projectSpecificRuntime = createCheckBox(composite,
"Use default Drools Runtime (currently "
+ (defaultRuntime == null ? "undefined)" : defaultRuntime.getName() + ")"));
projectSpecificRuntime.setSelection(true);
projectSpecificRuntime.addSelectionListener(new SelectionListener() {
public void widgetDefaultSelected(SelectionEvent e) {
// do nothing
}
public void widgetSelected(SelectionEvent e) {
isDefaultRuntime = ((Button) e.widget).getSelection();
droolsRuntimeCombo.setEnabled(!isDefaultRuntime);
}
});
GridData gridData = new GridData();
gridData.horizontalSpan = 2;
gridData.grabExcessHorizontalSpace = true;
gridData.horizontalAlignment = GridData.FILL;
projectSpecificRuntime.setLayoutData(gridData);
Label nameLabel = new Label(composite, SWT.NONE);
nameLabel.setText("Drools Runtime: ");
droolsRuntimeCombo = new Combo(composite, SWT.READ_ONLY);
droolsRuntimeCombo.setEnabled(false);
droolsRuntimeCombo.addSelectionListener(new SelectionListener() {
public void widgetDefaultSelected(SelectionEvent e) {
selectedRuntime = droolsRuntimeCombo.getText();
}
public void widgetSelected(SelectionEvent e) {
selectedRuntime = droolsRuntimeCombo.getText();
}
});
DroolsRuntime[] runtimes = DroolsRuntimeManager.getDroolsRuntimes();
if (runtimes.length == 0) {
setErrorMessage("No Drools Runtimes have been defined, configure workspace settings first");
} else {
setErrorMessage(null);
for (int i = 0; i < runtimes.length; i++) {
droolsRuntimeCombo.add(runtimes[i].getName());
}
droolsRuntimeCombo.select(0);
selectedRuntime = droolsRuntimeCombo.getText();
}
gridData = new GridData();
gridData.grabExcessHorizontalSpace = true;
gridData.horizontalAlignment = GridData.FILL;
droolsRuntimeCombo.setLayoutData(gridData);
Link changeWorkspaceSettingsLink = createLink(composite, "Configure Workspace Settings...");
changeWorkspaceSettingsLink.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false, 2, 1));
Composite subPanel = new Composite(composite, SWT.NONE);
gridLayout = new GridLayout();
gridLayout.numColumns = 2;
subPanel.setLayout(gridLayout);
gridData = new GridData();
gridData.grabExcessHorizontalSpace = true;
gridData.horizontalAlignment = GridData.FILL;
gridData.horizontalSpan = 2;
subPanel.setLayoutData(gridData);
Label generateLabel = new Label(subPanel, SWT.NONE);
generateLabel.setText("Generate code compatible with: ");
droolsGenerateCombo = new Combo(subPanel, SWT.READ_ONLY);
droolsGenerateCombo.add("Drools 4.x");
droolsGenerateCombo.add("Drools 5.0.x");
droolsGenerateCombo.add("Drools 5.1.x");
droolsGenerateCombo.addSelectionListener(new SelectionListener() {
public void widgetDefaultSelected(SelectionEvent e) {
generationType = droolsGenerateCombo.getText();
}
public void widgetSelected(SelectionEvent e) {
generationType = droolsGenerateCombo.getText();
}
});
droolsGenerateCombo.select(1);
generationType = DROOLS5;
gridData = new GridData();
gridData.grabExcessHorizontalSpace = true;
gridData.horizontalAlignment = GridData.FILL;
droolsGenerateCombo.setLayoutData(gridData);
setMessage(null);
setPageComplete(runtimes.length > 0);
setControl(composite);
}
private Button createCheckBox(Composite group, String label) {
Button button = new Button(group, SWT.CHECK | SWT.LEFT);
button.setText(label);
GridData data = new GridData();
button.setLayoutData(data);
return button;
}
private Link createLink(Composite composite, String text) {
Link link= new Link(composite, SWT.NONE);
link.setFont(composite.getFont());
link.setText("<A>" + text + "</A>"); //$NON-NLS-1$//$NON-NLS-2$
link.addSelectionListener(new SelectionListener() {
public void widgetSelected(SelectionEvent e) {
openLink();
}
public void widgetDefaultSelected(SelectionEvent e) {
openLink();
}
});
return link;
}
private void openLink() {
PreferencesUtil.createPreferenceDialogOn(getShell(),
DroolsProjectPreferencePage.PREF_ID,
new String[] { DroolsProjectPreferencePage.PROP_ID }, new HashMap()).open();
droolsRuntimeCombo.removeAll();
DroolsRuntime[] runtimes = DroolsRuntimeManager.getDroolsRuntimes();
if (runtimes.length == 0) {
setPageComplete(false);
setErrorMessage("No Drools Runtimes have been defined, please do this first");
} else {
setPageComplete(true);
setErrorMessage(null);
for (int i = 0; i < runtimes.length; i++) {
droolsRuntimeCombo.add(runtimes[i].getName());
}
droolsRuntimeCombo.select(0);
selectedRuntime = droolsRuntimeCombo.getText();
}
DroolsRuntime defaultRuntime = DroolsRuntimeManager.getDefaultDroolsRuntime();
projectSpecificRuntime.setText("Use default Drools Runtime (currently "
+ (defaultRuntime == null ? "undefined)" : defaultRuntime.getName() + ")"));
}
public DroolsRuntime getDroolsRuntime() {
if (isDefaultRuntime) {
return null;
}
return DroolsRuntimeManager.getDroolsRuntime(selectedRuntime);
}
public String getGenerationType() {
return generationType;
}
}