start work on view for -contents details


git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@983555 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/sigil/eclipse/ui/src/org/apache/felix/sigil/eclipse/ui/internal/editors/project/PackageContentsSection.java b/sigil/eclipse/ui/src/org/apache/felix/sigil/eclipse/ui/internal/editors/project/PackageContentsSection.java
new file mode 100644
index 0000000..6b1d186
--- /dev/null
+++ b/sigil/eclipse/ui/src/org/apache/felix/sigil/eclipse/ui/internal/editors/project/PackageContentsSection.java
@@ -0,0 +1,280 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.apache.felix.sigil.eclipse.ui.internal.editors.project;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.Comparator;
+import java.util.Iterator;
+import java.util.List;
+
+import org.apache.felix.sigil.common.model.eclipse.ISigilBundle;
+import org.apache.felix.sigil.eclipse.model.project.ISigilProjectModel;
+import org.apache.felix.sigil.eclipse.model.util.JavaHelper;
+import org.apache.felix.sigil.eclipse.ui.internal.form.SigilPage;
+import org.apache.felix.sigil.eclipse.ui.internal.form.SigilSection;
+import org.apache.felix.sigil.eclipse.ui.util.BackgroundLoadingSelectionDialog;
+import org.apache.felix.sigil.eclipse.ui.util.DefaultTableProvider;
+import org.apache.felix.sigil.eclipse.ui.util.IElementDescriptor;
+import org.apache.felix.sigil.eclipse.ui.util.IFilter;
+import org.apache.felix.sigil.eclipse.ui.util.ModelLabelProvider;
+import org.apache.felix.sigil.eclipse.ui.util.SelectionDialog;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.jdt.core.IClasspathEntry;
+import org.eclipse.jdt.core.JavaModelException;
+import org.eclipse.jface.dialogs.ErrorDialog;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.jface.viewers.ViewerComparator;
+import org.eclipse.jface.window.Window;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.SelectionAdapter;
+import org.eclipse.swt.events.SelectionEvent;
+import org.eclipse.swt.layout.GridData;
+import org.eclipse.swt.widgets.Button;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Label;
+import org.eclipse.swt.widgets.Table;
+import org.eclipse.ui.forms.widgets.FormToolkit;
+import org.eclipse.ui.forms.widgets.Section;
+import org.eclipse.ui.forms.widgets.TableWrapData;
+import org.eclipse.ui.forms.widgets.TableWrapLayout;
+
+public class PackageContentsSection extends SigilSection
+{
+
+    private ProjectTableViewer viewer;
+//    private final Comparator<IClasspathEntry> CLASSPATH_COMPARATOR = new Comparator<IClasspathEntry>()
+//    {
+//        public int compare(IClasspathEntry o1, IClasspathEntry o2)
+//        {
+//            return compareClasspaths(o1, o2);
+//        }
+//    };
+
+    public PackageContentsSection(SigilPage page, Composite parent, ISigilProjectModel project) throws CoreException
+    {
+        super(page, parent, project);
+    }
+
+    @Override
+    protected void createSection(Section section, FormToolkit toolkit)
+    {
+        setTitle("Packages");
+
+        Composite body = createGridBody(2, false, toolkit);
+
+        Label label = toolkit.createLabel(body,
+            "Specify which packages should be included in this bundle.");
+        label.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, true, true, 2, 1));
+
+        Table bundleTable = toolkit.createTable(body, SWT.MULTI | SWT.FULL_SELECTION
+            | SWT.VIRTUAL | SWT.BORDER);
+        GridData tableLayoutData = new GridData(SWT.FILL, SWT.FILL, true, true);
+        tableLayoutData.heightHint = 150;
+        bundleTable.setLayoutData(tableLayoutData);
+
+        createButtons(body, toolkit);
+        createViewer(bundleTable);
+    }
+
+    private void createButtons(Composite body, FormToolkit toolkit)
+    {
+        Composite buttons = toolkit.createComposite(body);
+        TableWrapLayout layout = new TableWrapLayout();
+        layout.numColumns = 1;
+        layout.topMargin = 0;
+        layout.leftMargin = 0;
+        layout.rightMargin = 0;
+        layout.bottomMargin = 0;
+        buttons.setLayout(layout);
+
+        Button add = toolkit.createButton(buttons, "Add", SWT.NULL);
+        add.setLayoutData(new TableWrapData(TableWrapData.FILL));
+        add.addSelectionListener(new SelectionAdapter()
+        {
+            public void widgetSelected(SelectionEvent e)
+            {
+                handleAdd();
+            }
+        });
+
+        Button remove = toolkit.createButton(buttons, "Remove", SWT.NULL);
+        remove.setLayoutData(new TableWrapData(TableWrapData.FILL));
+        remove.addSelectionListener(new SelectionAdapter()
+        {
+            public void widgetSelected(SelectionEvent e)
+            {
+                handleRemoved();
+            }
+        });
+    }
+
+    private void createViewer(Table bundleTable)
+    {
+        viewer = new ProjectTableViewer(bundleTable);
+        viewer.setContentProvider(new DefaultTableProvider()
+        {
+            public Object[] getElements(Object inputElement)
+            {
+                // TODO sort?
+                return getBundle().getPackages().toArray(new String[0]);
+            }
+        });
+//        viewer.setComparator(new ViewerComparator()
+//        {
+//            @Override
+//            public int category(Object element)
+//            {
+//                return index((IClasspathEntry) element);
+//            }
+//        });
+    }
+
+    protected ISigilBundle getBundle()
+    {
+        return getProjectModel().getBundle();
+    }
+
+    private void handleAdd()
+    {
+//        try
+//        {
+//            SelectionDialog<E> dialog = new BackgroundLoadingSelectionDialog<IClasspathEntry>(
+//                getSection().getShell(), "Classpath Entry:", true);
+//
+//            dialog.setDescriptor(new IElementDescriptor<IClasspathEntry>()
+//            {
+//                public String getName(IClasspathEntry element)
+//                {
+//                    return element.getPath().toString();
+//                }
+//
+//                public String getLabel(IClasspathEntry element)
+//                {
+//                    return getName(element);
+//                }
+//            });
+//
+//            dialog.setLabelProvider(new ModelLabelProvider());
+//
+//            dialog.setFilter(new IFilter<IClasspathEntry>()
+//            {
+//                public boolean select(IClasspathEntry cp)
+//                {
+//                    switch (cp.getEntryKind())
+//                    {
+//                        case IClasspathEntry.CPE_LIBRARY:
+//                        case IClasspathEntry.CPE_VARIABLE:
+//                        case IClasspathEntry.CPE_SOURCE:
+//                            return !getBundle().getClasspathEntrys().contains(encode(cp));
+//                        default:
+//                            return false;
+//                    }
+//                }
+//            });
+//
+//            dialog.setComparator(CLASSPATH_COMPARATOR);
+//
+//            IClasspathEntry[] classpath = getProjectModel().getJavaModel().getRawClasspath();
+//            dialog.addElements(Arrays.asList(classpath));
+//            if (dialog.open() == Window.OK)
+//            {
+//                List<IClasspathEntry> selectedElements = dialog.getSelectedElements();
+//
+//                Object[] added = selectedElements.toArray();
+//                for (IClasspathEntry entry : selectedElements)
+//                {
+//                    getBundle().addClasspathEntry(encode(entry));
+//                }
+//                viewer.add(added);
+//                viewer.refresh();
+//                markDirty();
+//            }
+//        }
+//        catch (JavaModelException e)
+//        {
+//            ErrorDialog.openError(getSection().getShell(), "Error", null, e.getStatus());
+//        }
+    }
+
+//    private int compareClasspaths(IClasspathEntry o1, IClasspathEntry o2)
+//    {
+//        if (o1.getEntryKind() == o2.getEntryKind())
+//        {
+//            ModelLabelProvider mlp = viewer.getLabelProvider();
+//            return mlp.getText(o1).compareTo(mlp.getText(o2));
+//        }
+//        else
+//        {
+//            int i1 = index(o1);
+//            int i2 = index(o2);
+//
+//            if (i1 < i2)
+//            {
+//                return -1;
+//            }
+//            else
+//            {
+//                return 1;
+//            }
+//        }
+//    }
+
+//    private static int index(IClasspathEntry o1)
+//    {
+//        switch (o1.getEntryKind())
+//        {
+//            case IClasspathEntry.CPE_SOURCE:
+//                return 0;
+//            case IClasspathEntry.CPE_PROJECT:
+//                return 1;
+//            case IClasspathEntry.CPE_LIBRARY:
+//                return 2;
+//            case IClasspathEntry.CPE_VARIABLE:
+//                return 3;
+//            case IClasspathEntry.CPE_CONTAINER:
+//                return 4;
+//            default:
+//                throw new IllegalStateException("Unknown classpath entry type " + o1);
+//        }
+//    }
+
+//    private String encode(IClasspathEntry cp)
+//    {
+//        return getProjectModel().getJavaModel().encodeClasspathEntry(cp).trim();
+//    }
+
+    @SuppressWarnings("unchecked")
+    private void handleRemoved()
+    {
+        IStructuredSelection selection = (IStructuredSelection) viewer.getSelection();
+
+        if (!selection.isEmpty())
+        {
+            for (Iterator<String> i = selection.iterator(); i.hasNext();)
+            {
+                getBundle().removePackage(i.next());
+            }
+            viewer.remove(selection.toArray());
+            markDirty();
+        }
+    }
+}