/*******************************************************************************
* Copyright (c) 2007 Exadel, Inc. and Red Hat, Inc.
* Distributed under license by Red Hat, Inc. All rights reserved.
* This program is 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:
* Exadel, Inc. and Red Hat, Inc. - initial API and implementation
******************************************************************************/
package org.jboss.tools.common.model.ui.editors.dnd;
import org.eclipse.core.resources.IWorkspace;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.jface.wizard.WizardDialog;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.PlatformUI;
import org.jboss.tools.common.model.XModelTransferBuffer;
import org.jboss.tools.common.model.ui.ModelUIPlugin;
import org.jboss.tools.common.model.ui.editors.dnd.composite.TagProposalsComposite;
/**
*
* @author eskimo
*
*/
public abstract class DefaultDropCommand implements IDropCommand {
protected ITagProposalFactory tagProposalFactory;
private IDropWizardModel fDropWizardDataModel = null;
public void setTagProposalFactory(ITagProposalFactory tagProposalFactory) {
this.tagProposalFactory = tagProposalFactory;
}
public ITagProposalFactory getTagProposalFactory() {
return tagProposalFactory;
}
/**
*
* @return
*/
protected IDropWizardModel createSpecificModel() {
IDropWizardModel newModel = new DefaultDropWizardModel(tagProposalFactory);
return newModel;
}
/**
*
*/
public IDropWizardModel getDefaultModel() {
if(fDropWizardDataModel==null) {
fDropWizardDataModel = createSpecificModel();
}
return fDropWizardDataModel;
}
/**
* Init model
*/
public void initialize() {
if(getDefaultModel().getDropData()==null) {
throw new IllegalStateException("Wizard model isn't intialized, call setDropDataFirst"); //$NON-NLS-1$
}
ITagProposal[] proposals
= TagProposalsComposite.getTagProposals(
getDefaultModel().getDropData().getMimeType(),
getDefaultModel().getDropData(),
tagProposalFactory
);
if(proposals.length==1) {
getDefaultModel().setTagProposal(proposals[0]);
}
}
protected boolean doNotShowDialog(){
return XModelTransferBuffer.getInstance().isEnabled() && XModelTransferBuffer.getInstance().isCtrlPressed();
}
/**
* Run command with or without wizard
* @param data
*/
public void execute(DropData data) {
/*
* Fixes https://jira.jboss.org/jira/browse/JBIDE-5874
* Checks it the Dialog Shell was already opened.
* If so do not create one more instance.
*/
Shell[] existedShells = PlatformUI.getWorkbench().getDisplay().getShells();
boolean dialogWasAlreadyOpened = false;
for (Shell sh : existedShells) {
if (DropWizardMessages.Wizard_Window_Title
.equalsIgnoreCase(sh.getText())) {
dialogWasAlreadyOpened = true;
}
}
if (!dialogWasAlreadyOpened) {
getDefaultModel().setDropData(data);
initialize();
if(getDefaultModel().isWizardRequired() || getCustomWizardName() != null) {
IDropWizard wizard = createDropWizard();
boolean doNotShowDialog = doNotShowDialog();
boolean runWithoutDialog = doNotShowDialog && wizard instanceof IDropWizardExtension;
WizardDialog dialog = runWithoutDialog ? null : new DropWizardDialog(
PlatformUI.getWorkbench().getDisplay().getActiveShell(),
wizard
);
if(runWithoutDialog) {
((IDropWizardExtension)wizard).initWithoutUI();
wizard.performFinish();
} else if("true".equals(System.getProperty(TEST_FLAG))) {
dialog.setBlockOnOpen(false);
dialog.open();
return; //to avoid getDefaultModel().setDropData(null);
} else if(doNotShowDialog && wizard.canFinish()) {
try {
dialog.create();
wizard.performFinish();
} finally {
dialog.close();
}
} else {
dialog.open();
}
} else {
execute();
}
getDefaultModel().setDropData(null);
}
}
protected String getCustomWizardName() {
return null;
}
protected IDropWizard createDropWizard() {
DropWizard wizard = new DropWizard();
wizard.setCommand(this);
return wizard;
}
/**
* Run command without wizard
*/
public void execute() {
if(getDefaultModel().getDropData()==null) {
throw new IllegalStateException("Call setDndData() first"); //$NON-NLS-1$
} else if(getDefaultModel().getTagProposal()!=IDropWizardModel.UNDEFINED_TAG_PROPOSAL) {
IWorkspace workspace = ResourcesPlugin.getWorkspace();
try {
workspace.run(this,new NullProgressMonitor());
} catch (CoreException e) {
// VpePlugin.reportProblem(e);
ModelUIPlugin.getPluginLog().logError(e);
}
} else {
executeUnknownTag();
}
}
protected void executeUnknownTag() {
DropCommandFactory
.getInstance()
.getDropCommand(
DropCommandFactory.UNKNOWN_MIME_TYPE, tagProposalFactory
).execute(
getDefaultModel().getDropData()
);
}
}