org.eclipse.scout.sdk.ui/src/org/eclipse/scout/sdk/ui/dialog/MemberSelectionDialog.java - scout/org.eclipse.scout.sdk - Git at Google

 /*******************************************************************************
  * Copyright (c) 2010 BSI Business Systems Integration AG.
  * 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:
  *     BSI Business Systems Integration AG - initial API and implementation
  ******************************************************************************/
 package org.eclipse.scout.sdk.ui.dialog;

 import org.eclipse.core.runtime.SafeRunner;
 import org.eclipse.jdt.core.IJavaElement;
 import org.eclipse.jdt.core.IMember;
 import org.eclipse.jdt.core.IMethod;
 import org.eclipse.jdt.core.IType;
 import org.eclipse.jdt.core.JavaModelException;
 import org.eclipse.jface.dialogs.TitleAreaDialog;
 import org.eclipse.jface.util.SafeRunnable;
 import org.eclipse.jface.viewers.CheckStateChangedEvent;
 import org.eclipse.jface.viewers.CheckboxTableViewer;
 import org.eclipse.jface.viewers.ICheckStateListener;
 import org.eclipse.jface.viewers.ILabelProviderListener;
 import org.eclipse.jface.viewers.IStructuredContentProvider;
 import org.eclipse.jface.viewers.ITableLabelProvider;
 import org.eclipse.jface.viewers.Viewer;
 import org.eclipse.scout.commons.EventListenerList;
 import org.eclipse.scout.sdk.ui.fields.table.AutoResizeColumnTable;
 import org.eclipse.scout.sdk.ui.internal.ScoutSdkUi;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.events.SelectionAdapter;
 import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.graphics.Image;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.layout.GridLayout;
 import org.eclipse.swt.widgets.Button;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Control;
 import org.eclipse.swt.widgets.Shell;
 import org.eclipse.swt.widgets.TableColumn;

 public class MemberSelectionDialog extends TitleAreaDialog {

   private IMember[] m_members;
   private IMember[] m_selectedMembers;
   private CheckboxTableViewer m_viewer;
   private EventListenerList m_listeners;
   private final String m_title;
   private final String m_message;

   public MemberSelectionDialog(Shell parentShell, String title) {
     this(parentShell, title, null);
   }

   public MemberSelectionDialog(Shell parentShell, String title, String message) {
     super(parentShell);
     m_title = title;
     m_message = message;
     m_listeners = new EventListenerList();
     setShellStyle(getShellStyle() | SWT.RESIZE);
     setHelpAvailable(false);
   }

   @Override
   protected Control createContents(Composite parent) {
     Control ret = super.createContents(parent);
     if (m_message != null) {
       setMessage(m_message);
     }
     if (m_title != null) {
       setTitle(m_title);
     }
     return ret;
   }

   @Override
   protected void configureShell(Shell newShell) {
     super.configureShell(newShell);
     if (m_title != null) {
       newShell.setText(m_title);
     }
   }

   public void setMembers(IMember[] members) {
     m_members = members;
   }

   public IMember[] getMembers() {
     return m_members;
   }

   public void setSelectedMembers(IMember[] selectedMembers) {
     m_selectedMembers = selectedMembers;
     if (m_viewer != null && !m_viewer.getTable().isDisposed()) {
       m_viewer.setCheckedElements(selectedMembers);
       fireSelectionChanged(m_selectedMembers);
     }

   }

   public IMember[] getSelectedMembers() {
     return m_selectedMembers;
   }

   public Button getOkButton() {
     return getButton(OK);
   }

   @Override
   protected Control createDialogArea(Composite parent) {
     Composite rootPane = new Composite(parent, SWT.NONE);
     AutoResizeColumnTable table = new AutoResizeColumnTable(rootPane, SWT.CHECK | SWT.BORDER | SWT.FULL_SELECTION);
     TableColumn simpleNameCol = new TableColumn(table, SWT.LEFT);
     simpleNameCol.setData(AutoResizeColumnTable.COLUMN_WEIGHT, Integer.valueOf(3));
     simpleNameCol.setWidth(170);
     simpleNameCol.setText("Member");
     TableColumn packageCol = new TableColumn(table, SWT.LEFT);
     packageCol.setData(AutoResizeColumnTable.COLUMN_WEIGHT, Integer.valueOf(5));
     packageCol.setText("Package");
     packageCol.setWidth(270);
     m_viewer = new CheckboxTableViewer(table);
     m_viewer.addCheckStateListener(new ICheckStateListener() {
       @Override
       public void checkStateChanged(CheckStateChangedEvent event) {
         Object[] checkedElements = m_viewer.getCheckedElements();
         IMember[] dest = new IMember[checkedElements.length];
         System.arraycopy(checkedElements, 0, dest, 0, checkedElements.length);
         m_selectedMembers = dest;
         fireSelectionChanged(m_selectedMembers);
       }
     });
     P_TableContentProvider provider = new P_TableContentProvider();
     m_viewer.setContentProvider(provider);
     m_viewer.setLabelProvider(provider);
     m_viewer.setInput(provider);
     m_viewer.setCheckedElements(getSelectedMembers());

     Control buttonArea = createButtons(rootPane);
     // layout
     if (parent.getLayout() instanceof GridLayout) {
       rootPane.setLayoutData(new GridData(GridData.GRAB_HORIZONTAL | GridData.FILL_HORIZONTAL | GridData.FILL_VERTICAL | GridData.GRAB_VERTICAL));
     }
     rootPane.setLayout(new GridLayout(1, true));
     m_viewer.getTable().setLayoutData(new GridData(GridData.GRAB_HORIZONTAL | GridData.FILL_HORIZONTAL | GridData.GRAB_VERTICAL | GridData.FILL_VERTICAL));
     buttonArea.setLayoutData(new GridData());
     return rootPane;
   }

   protected Control createButtons(Composite parent) {
     Composite buttonArea = new Composite(parent, SWT.NONE);
     Button selectAll = new Button(buttonArea, SWT.PUSH | SWT.FLAT);
     selectAll.setText("select All");
     selectAll.addSelectionListener(new SelectionAdapter() {
       @Override
       public void widgetSelected(SelectionEvent e) {
         setSelectedMembers(getMembers());
       }
     });
     Button deselectAll = new Button(buttonArea, SWT.PUSH | SWT.FLAT);
     deselectAll.setText("deselect All");
     deselectAll.addSelectionListener(new SelectionAdapter() {
       @Override
       public void widgetSelected(SelectionEvent e) {
         setSelectedMembers(new IMember[0]);
       }
     });
     // layout
     GridLayout layout = new GridLayout(2, true);
     layout.marginHeight = 0;
     layout.marginWidth = 0;
     layout.marginBottom = 5;
     buttonArea.setLayout(layout);
     selectAll.setLayoutData(new GridData(GridData.GRAB_HORIZONTAL | GridData.FILL_HORIZONTAL));
     deselectAll.setLayoutData(new GridData(GridData.GRAB_HORIZONTAL | GridData.FILL_HORIZONTAL));

     return buttonArea;
   }

   public void addMemberSelectionListener(IMemberSelectionChangedListener listener) {
     m_listeners.add(IMemberSelectionChangedListener.class, listener);
   }

   public void removeMemberSelectionListener(IMemberSelectionChangedListener listener) {
     m_listeners.remove(IMemberSelectionChangedListener.class, listener);
   }

   protected void fireSelectionChanged(final IMember[] selectedMembers) {
     for (final IMemberSelectionChangedListener listener : m_listeners.getListeners(IMemberSelectionChangedListener.class)) {
       SafeRunner.run(new SafeRunnable() {
         @Override
         public void run() throws Exception {
           listener.handleSelectionChanged(selectedMembers);
         }

       });
     }
   }

   private class P_TableContentProvider implements IStructuredContentProvider, ITableLabelProvider {

     @Override
     public Object[] getElements(Object inputElement) {
       return getMembers();
     }

     @Override
     public Image getColumnImage(Object element, int columnIndex) {
       Image img = null;
       if (columnIndex == 0) {
         try {
           switch (((IMember) element).getElementType()) {
             case IJavaElement.TYPE:
               if (((IType) element).isInterface()) {
                 img = ScoutSdkUi.getImage(ScoutSdkUi.Interface);
               }
               else {
                 img = ScoutSdkUi.getImage(ScoutSdkUi.Class);
               }
               break;
             case IJavaElement.METHOD:
               img = ScoutSdkUi.getImage(ScoutSdkUi.Public);
               break;
             case IJavaElement.FIELD:
               img = ScoutSdkUi.getImage(ScoutSdkUi.FieldPrivate);
               break;
             default:
               img = ScoutSdkUi.getImage(ScoutSdkUi.Default);
               break;
           }
         }
         catch (JavaModelException e) {
           ScoutSdkUi.logWarning(e);
         }
       }
       return img;
     }

     @Override
     public String getColumnText(Object element, int columnIndex) {
       IMember member = (IMember) element;
       switch (columnIndex) {
         case 0:
           return member.getElementName();
         case 1:
           if (member.getElementType() == IJavaElement.TYPE) {
             return ((IType) member).getPackageFragment().getElementName();
           }
           else if (member.getElementType() == IJavaElement.METHOD) {
             return ((IMethod) member).getDeclaringType().getFullyQualifiedName();

           }
         default:
           return "";
       }
     }

     @Override
     public void dispose() {

     }

     @Override
     public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
     }

     @Override
     public void addListener(ILabelProviderListener listener) {
     }

     @Override
     public boolean isLabelProperty(Object element, String property) {
       return false;
     }

     @Override
     public void removeListener(ILabelProviderListener listener) {
     }
   }
 }
	/*******************************************************************************
	* Copyright (c) 2010 BSI Business Systems Integration AG.
	* 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:
	* BSI Business Systems Integration AG - initial API and implementation
	******************************************************************************/
	package org.eclipse.scout.sdk.ui.dialog;

	import org.eclipse.core.runtime.SafeRunner;
	import org.eclipse.jdt.core.IJavaElement;
	import org.eclipse.jdt.core.IMember;
	import org.eclipse.jdt.core.IMethod;
	import org.eclipse.jdt.core.IType;
	import org.eclipse.jdt.core.JavaModelException;
	import org.eclipse.jface.dialogs.TitleAreaDialog;
	import org.eclipse.jface.util.SafeRunnable;
	import org.eclipse.jface.viewers.CheckStateChangedEvent;
	import org.eclipse.jface.viewers.CheckboxTableViewer;
	import org.eclipse.jface.viewers.ICheckStateListener;
	import org.eclipse.jface.viewers.ILabelProviderListener;
	import org.eclipse.jface.viewers.IStructuredContentProvider;
	import org.eclipse.jface.viewers.ITableLabelProvider;
	import org.eclipse.jface.viewers.Viewer;
	import org.eclipse.scout.commons.EventListenerList;
	import org.eclipse.scout.sdk.ui.fields.table.AutoResizeColumnTable;
	import org.eclipse.scout.sdk.ui.internal.ScoutSdkUi;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.events.SelectionAdapter;
	import org.eclipse.swt.events.SelectionEvent;
	import org.eclipse.swt.graphics.Image;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.layout.GridLayout;
	import org.eclipse.swt.widgets.Button;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.swt.widgets.Control;
	import org.eclipse.swt.widgets.Shell;
	import org.eclipse.swt.widgets.TableColumn;

	public class MemberSelectionDialog extends TitleAreaDialog {

	private IMember[] m_members;
	private IMember[] m_selectedMembers;
	private CheckboxTableViewer m_viewer;
	private EventListenerList m_listeners;
	private final String m_title;
	private final String m_message;

	public MemberSelectionDialog(Shell parentShell, String title) {
	this(parentShell, title, null);
	}

	public MemberSelectionDialog(Shell parentShell, String title, String message) {
	super(parentShell);
	m_title = title;
	m_message = message;
	m_listeners = new EventListenerList();
	setShellStyle(getShellStyle() \| SWT.RESIZE);
	setHelpAvailable(false);
	}

	@Override
	protected Control createContents(Composite parent) {
	Control ret = super.createContents(parent);
	if (m_message != null) {
	setMessage(m_message);
	}
	if (m_title != null) {
	setTitle(m_title);
	}
	return ret;
	}

	@Override
	protected void configureShell(Shell newShell) {
	super.configureShell(newShell);
	if (m_title != null) {
	newShell.setText(m_title);
	}
	}

	public void setMembers(IMember[] members) {
	m_members = members;
	}

	public IMember[] getMembers() {
	return m_members;
	}

	public void setSelectedMembers(IMember[] selectedMembers) {
	m_selectedMembers = selectedMembers;
	if (m_viewer != null && !m_viewer.getTable().isDisposed()) {
	m_viewer.setCheckedElements(selectedMembers);
	fireSelectionChanged(m_selectedMembers);
	}

	}

	public IMember[] getSelectedMembers() {
	return m_selectedMembers;
	}

	public Button getOkButton() {
	return getButton(OK);
	}

	@Override
	protected Control createDialogArea(Composite parent) {
	Composite rootPane = new Composite(parent, SWT.NONE);
	AutoResizeColumnTable table = new AutoResizeColumnTable(rootPane, SWT.CHECK \| SWT.BORDER \| SWT.FULL_SELECTION);
	TableColumn simpleNameCol = new TableColumn(table, SWT.LEFT);
	simpleNameCol.setData(AutoResizeColumnTable.COLUMN_WEIGHT, Integer.valueOf(3));
	simpleNameCol.setWidth(170);
	simpleNameCol.setText("Member");
	TableColumn packageCol = new TableColumn(table, SWT.LEFT);
	packageCol.setData(AutoResizeColumnTable.COLUMN_WEIGHT, Integer.valueOf(5));
	packageCol.setText("Package");
	packageCol.setWidth(270);
	m_viewer = new CheckboxTableViewer(table);
	m_viewer.addCheckStateListener(new ICheckStateListener() {
	@Override
	public void checkStateChanged(CheckStateChangedEvent event) {
	Object[] checkedElements = m_viewer.getCheckedElements();
	IMember[] dest = new IMember[checkedElements.length];
	System.arraycopy(checkedElements, 0, dest, 0, checkedElements.length);
	m_selectedMembers = dest;
	fireSelectionChanged(m_selectedMembers);
	}
	});
	P_TableContentProvider provider = new P_TableContentProvider();
	m_viewer.setContentProvider(provider);
	m_viewer.setLabelProvider(provider);
	m_viewer.setInput(provider);
	m_viewer.setCheckedElements(getSelectedMembers());

	Control buttonArea = createButtons(rootPane);
	// layout
	if (parent.getLayout() instanceof GridLayout) {
	rootPane.setLayoutData(new GridData(GridData.GRAB_HORIZONTAL \| GridData.FILL_HORIZONTAL \| GridData.FILL_VERTICAL \| GridData.GRAB_VERTICAL));
	}
	rootPane.setLayout(new GridLayout(1, true));
	m_viewer.getTable().setLayoutData(new GridData(GridData.GRAB_HORIZONTAL \| GridData.FILL_HORIZONTAL \| GridData.GRAB_VERTICAL \| GridData.FILL_VERTICAL));
	buttonArea.setLayoutData(new GridData());
	return rootPane;
	}

	protected Control createButtons(Composite parent) {
	Composite buttonArea = new Composite(parent, SWT.NONE);
	Button selectAll = new Button(buttonArea, SWT.PUSH \| SWT.FLAT);
	selectAll.setText("select All");
	selectAll.addSelectionListener(new SelectionAdapter() {
	@Override
	public void widgetSelected(SelectionEvent e) {
	setSelectedMembers(getMembers());
	}
	});
	Button deselectAll = new Button(buttonArea, SWT.PUSH \| SWT.FLAT);
	deselectAll.setText("deselect All");
	deselectAll.addSelectionListener(new SelectionAdapter() {
	@Override
	public void widgetSelected(SelectionEvent e) {
	setSelectedMembers(new IMember[0]);
	}
	});
	// layout
	GridLayout layout = new GridLayout(2, true);
	layout.marginHeight = 0;
	layout.marginWidth = 0;
	layout.marginBottom = 5;
	buttonArea.setLayout(layout);
	selectAll.setLayoutData(new GridData(GridData.GRAB_HORIZONTAL \| GridData.FILL_HORIZONTAL));
	deselectAll.setLayoutData(new GridData(GridData.GRAB_HORIZONTAL \| GridData.FILL_HORIZONTAL));

	return buttonArea;
	}

	public void addMemberSelectionListener(IMemberSelectionChangedListener listener) {
	m_listeners.add(IMemberSelectionChangedListener.class, listener);
	}

	public void removeMemberSelectionListener(IMemberSelectionChangedListener listener) {
	m_listeners.remove(IMemberSelectionChangedListener.class, listener);
	}

	protected void fireSelectionChanged(final IMember[] selectedMembers) {
	for (final IMemberSelectionChangedListener listener : m_listeners.getListeners(IMemberSelectionChangedListener.class)) {
	SafeRunner.run(new SafeRunnable() {
	@Override
	public void run() throws Exception {
	listener.handleSelectionChanged(selectedMembers);
	}

	});
	}
	}

	private class P_TableContentProvider implements IStructuredContentProvider, ITableLabelProvider {

	@Override
	public Object[] getElements(Object inputElement) {
	return getMembers();
	}

	@Override
	public Image getColumnImage(Object element, int columnIndex) {
	Image img = null;
	if (columnIndex == 0) {
	try {
	switch (((IMember) element).getElementType()) {
	case IJavaElement.TYPE:
	if (((IType) element).isInterface()) {
	img = ScoutSdkUi.getImage(ScoutSdkUi.Interface);
	}
	else {
	img = ScoutSdkUi.getImage(ScoutSdkUi.Class);
	}
	break;
	case IJavaElement.METHOD:
	img = ScoutSdkUi.getImage(ScoutSdkUi.Public);
	break;
	case IJavaElement.FIELD:
	img = ScoutSdkUi.getImage(ScoutSdkUi.FieldPrivate);
	break;
	default:
	img = ScoutSdkUi.getImage(ScoutSdkUi.Default);
	break;
	}
	}
	catch (JavaModelException e) {
	ScoutSdkUi.logWarning(e);
	}
	}
	return img;
	}

	@Override
	public String getColumnText(Object element, int columnIndex) {
	IMember member = (IMember) element;
	switch (columnIndex) {
	case 0:
	return member.getElementName();
	case 1:
	if (member.getElementType() == IJavaElement.TYPE) {
	return ((IType) member).getPackageFragment().getElementName();
	}
	else if (member.getElementType() == IJavaElement.METHOD) {
	return ((IMethod) member).getDeclaringType().getFullyQualifiedName();

	}
	default:
	return "";
	}
	}

	@Override
	public void dispose() {

	}

	@Override
	public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
	}

	@Override
	public void addListener(ILabelProviderListener listener) {
	}

	@Override
	public boolean isLabelProperty(Object element, String property) {
	return false;
	}

	@Override
	public void removeListener(ILabelProviderListener listener) {
	}
	}
	}