Example usage for org.eclipse.jface.databinding.viewers ObservableListContentProvider ObservableListContentProvider

Introduction

In this page you can find the example usage for org.eclipse.jface.databinding.viewers ObservableListContentProvider ObservableListContentProvider.

Prototype

public ObservableListContentProvider()

Source Link

Document

Constructs an ObservableListContentProvider.

Usage

From source file:org.eclipse.e4.tools.emf.ui.internal.common.component.virtual.VApplicationCategoriesEditor.java

License:Open Source License

private Composite createForm(Composite parent, EMFDataBindingContext context, WritableValue master) {
    CTabFolder folder = new CTabFolder(parent, SWT.BOTTOM);

    CTabItem item = new CTabItem(folder, SWT.NONE);
    item.setText(Messages.ModelTooling_Common_TabDefault);

    parent = createScrollableContainer(folder);
    item.setControl(parent.getParent());

    {// w w w  .  j a v a 2s.com
        viewer = new TableViewer(parent);
        ObservableListContentProvider cp = new ObservableListContentProvider();
        viewer.setContentProvider(cp);
        GridData gd = new GridData(GridData.FILL_BOTH);
        viewer.getControl().setLayoutData(gd);
        viewer.setLabelProvider(new ComponentLabelProvider(getEditor(), Messages));

        Composite buttonComp = new Composite(parent, SWT.NONE);
        buttonComp.setLayoutData(new GridData(GridData.FILL, GridData.END, false, false));
        GridLayout gl = new GridLayout();
        gl.marginLeft = 0;
        gl.marginRight = 0;
        gl.marginWidth = 0;
        gl.marginHeight = 0;
        buttonComp.setLayout(gl);

        Button b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_Up);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_arrow_up));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                if (!viewer.getSelection().isEmpty()) {
                    IStructuredSelection s = (IStructuredSelection) viewer.getSelection();
                    if (s.size() == 1) {
                        Object obj = s.getFirstElement();
                        MApplication container = (MApplication) getMaster().getValue();
                        int idx = container.getCategories().indexOf(obj) - 1;
                        if (idx >= 0) {
                            Command cmd = MoveCommand.create(getEditingDomain(), getMaster().getValue(),
                                    ApplicationPackageImpl.Literals.APPLICATION__CATEGORIES, obj, idx);

                            if (cmd.canExecute()) {
                                getEditingDomain().getCommandStack().execute(cmd);
                                viewer.setSelection(new StructuredSelection(obj));
                            }
                        }

                    }
                }
            }
        });

        b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_Down);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_arrow_down));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                if (!viewer.getSelection().isEmpty()) {
                    IStructuredSelection s = (IStructuredSelection) viewer.getSelection();
                    if (s.size() == 1) {
                        Object obj = s.getFirstElement();
                        MApplication container = (MApplication) getMaster().getValue();
                        int idx = container.getCategories().indexOf(obj) + 1;
                        if (idx < container.getCategories().size()) {
                            Command cmd = MoveCommand.create(getEditingDomain(), getMaster().getValue(),
                                    ApplicationPackageImpl.Literals.APPLICATION__CATEGORIES, obj, idx);

                            if (cmd.canExecute()) {
                                getEditingDomain().getCommandStack().execute(cmd);
                                viewer.setSelection(new StructuredSelection(obj));
                            }
                        }

                    }
                }
            }
        });

        b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_AddEllipsis);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_table_add));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                handleAdd();
            }
        });

        b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_Remove);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_table_delete));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                if (!viewer.getSelection().isEmpty()) {
                    List<?> commands = ((IStructuredSelection) viewer.getSelection()).toList();
                    Command cmd = RemoveCommand.create(getEditingDomain(), getMaster().getValue(),
                            ApplicationPackageImpl.Literals.APPLICATION__CATEGORIES, commands);
                    if (cmd.canExecute()) {
                        getEditingDomain().getCommandStack().execute(cmd);
                    }
                }
            }
        });
    }

    folder.setSelection(0);

    return folder;
}

From source file:org.eclipse.e4.tools.emf.ui.internal.common.component.virtual.VBindingTableEditor.java

License:Open Source License

private Composite createForm(Composite parent, EMFDataBindingContext context, WritableValue master) {
    CTabFolder folder = new CTabFolder(parent, SWT.BOTTOM);

    CTabItem item = new CTabItem(folder, SWT.NONE);
    item.setText(Messages.ModelTooling_Common_TabDefault);

    parent = createScrollableContainer(folder);
    item.setControl(parent.getParent());

    {// w ww.ja  va2s.c  o m
        bindingViewer = new TableViewer(parent);
        ObservableListContentProvider cp = new ObservableListContentProvider();
        bindingViewer.setContentProvider(cp);
        GridData gd = new GridData(GridData.FILL_BOTH);
        bindingViewer.getControl().setLayoutData(gd);
        bindingViewer.setLabelProvider(new ComponentLabelProvider(getEditor(), Messages));

        Composite buttonComp = new Composite(parent, SWT.NONE);
        buttonComp.setLayoutData(new GridData(GridData.FILL, GridData.END, false, false));
        GridLayout gl = new GridLayout();
        gl.marginLeft = 0;
        gl.marginRight = 0;
        gl.marginWidth = 0;
        gl.marginHeight = 0;
        buttonComp.setLayout(gl);

        Button b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_Up);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_arrow_up));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                if (!bindingViewer.getSelection().isEmpty()) {
                    IStructuredSelection s = (IStructuredSelection) bindingViewer.getSelection();
                    if (s.size() == 1) {
                        Object obj = s.getFirstElement();
                        MBindingTableContainer container = (MBindingTableContainer) getMaster().getValue();
                        int idx = container.getBindingTables().indexOf(obj) - 1;
                        if (idx >= 0) {
                            Command cmd = MoveCommand.create(getEditingDomain(), getMaster().getValue(),
                                    CommandsPackageImpl.Literals.BINDING_TABLE_CONTAINER__BINDING_TABLES, obj,
                                    idx);

                            if (cmd.canExecute()) {
                                getEditingDomain().getCommandStack().execute(cmd);
                                bindingViewer.setSelection(new StructuredSelection(obj));
                            }
                        }

                    }
                }
            }
        });

        b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_Down);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_arrow_down));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                if (!bindingViewer.getSelection().isEmpty()) {
                    IStructuredSelection s = (IStructuredSelection) bindingViewer.getSelection();
                    if (s.size() == 1) {
                        Object obj = s.getFirstElement();
                        MBindingTableContainer container = (MBindingTableContainer) getMaster().getValue();
                        int idx = container.getBindingTables().indexOf(obj) + 1;
                        if (idx < container.getBindingTables().size()) {
                            Command cmd = MoveCommand.create(getEditingDomain(), getMaster().getValue(),
                                    CommandsPackageImpl.Literals.BINDING_TABLE_CONTAINER__BINDING_TABLES, obj,
                                    idx);

                            if (cmd.canExecute()) {
                                getEditingDomain().getCommandStack().execute(cmd);
                                bindingViewer.setSelection(new StructuredSelection(obj));
                            }
                        }

                    }
                }
            }
        });

        b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_AddEllipsis);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_table_add));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                handleAdd();
            }
        });

        b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_Remove);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_table_delete));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                if (!bindingViewer.getSelection().isEmpty()) {
                    List<?> commands = ((IStructuredSelection) bindingViewer.getSelection()).toList();
                    Command cmd = RemoveCommand.create(getEditingDomain(), getMaster().getValue(),
                            CommandsPackageImpl.Literals.BINDING_TABLE_CONTAINER__BINDING_TABLES, commands);
                    if (cmd.canExecute()) {
                        getEditingDomain().getCommandStack().execute(cmd);
                    }
                }
            }
        });
    }

    folder.setSelection(0);

    return folder;
}

From source file:org.eclipse.e4.tools.emf.ui.internal.common.component.virtual.VCommandEditor.java

License:Open Source License

private Composite createForm(Composite parent, EMFDataBindingContext context, WritableValue master) {
    CTabFolder folder = new CTabFolder(parent, SWT.BOTTOM);

    CTabItem item = new CTabItem(folder, SWT.NONE);
    item.setText(Messages.ModelTooling_Common_TabDefault);

    parent = createScrollableContainer(folder);
    item.setControl(parent.getParent());

    {//  w w  w.  j  ava  2  s. c om
        viewer = new TableViewer(parent);
        ObservableListContentProvider cp = new ObservableListContentProvider();
        viewer.setContentProvider(cp);
        GridData gd = new GridData(GridData.FILL_BOTH);
        viewer.getControl().setLayoutData(gd);
        viewer.setLabelProvider(new ComponentLabelProvider(getEditor(), Messages));

        Composite buttonComp = new Composite(parent, SWT.NONE);
        buttonComp.setLayoutData(new GridData(GridData.FILL, GridData.END, false, false));
        GridLayout gl = new GridLayout();
        gl.marginLeft = 0;
        gl.marginRight = 0;
        gl.marginWidth = 0;
        gl.marginHeight = 0;
        buttonComp.setLayout(gl);

        Button b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_Up);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_arrow_up));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                if (!viewer.getSelection().isEmpty()) {
                    IStructuredSelection s = (IStructuredSelection) viewer.getSelection();
                    if (s.size() == 1) {
                        Object obj = s.getFirstElement();
                        MApplication container = (MApplication) getMaster().getValue();
                        int idx = container.getCommands().indexOf(obj) - 1;
                        if (idx >= 0) {
                            Command cmd = MoveCommand.create(getEditingDomain(), getMaster().getValue(),
                                    commandsFeature, obj, idx);

                            if (cmd.canExecute()) {
                                getEditingDomain().getCommandStack().execute(cmd);
                                viewer.setSelection(new StructuredSelection(obj));
                            }
                        }

                    }
                }
            }
        });

        b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_Down);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_arrow_down));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                if (!viewer.getSelection().isEmpty()) {
                    IStructuredSelection s = (IStructuredSelection) viewer.getSelection();
                    if (s.size() == 1) {
                        Object obj = s.getFirstElement();
                        MApplication container = (MApplication) getMaster().getValue();
                        int idx = container.getCommands().indexOf(obj) + 1;
                        if (idx < container.getCommands().size()) {
                            Command cmd = MoveCommand.create(getEditingDomain(), getMaster().getValue(),
                                    commandsFeature, obj, idx);

                            if (cmd.canExecute()) {
                                getEditingDomain().getCommandStack().execute(cmd);
                                viewer.setSelection(new StructuredSelection(obj));
                            }
                        }

                    }
                }
            }
        });

        b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_AddEllipsis);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_table_add));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                handleAdd();
            }
        });

        b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_Remove);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_table_delete));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                if (!viewer.getSelection().isEmpty()) {
                    List<?> commands = ((IStructuredSelection) viewer.getSelection()).toList();
                    Command cmd = RemoveCommand.create(getEditingDomain(), getMaster().getValue(),
                            commandsFeature, commands);
                    if (cmd.canExecute()) {
                        getEditingDomain().getCommandStack().execute(cmd);
                    }
                }
            }
        });
    }

    folder.setSelection(0);

    return folder;
}

From source file:org.eclipse.e4.tools.emf.ui.internal.common.component.virtual.VHandlerEditor.java

License:Open Source License

private Composite createForm(Composite parent, EMFDataBindingContext context, WritableValue master) {
    CTabFolder folder = new CTabFolder(parent, SWT.BOTTOM);

    CTabItem item = new CTabItem(folder, SWT.NONE);
    item.setText(Messages.ModelTooling_Common_TabDefault);

    parent = createScrollableContainer(folder);
    item.setControl(parent.getParent());

    {//ww w. j  a va  2  s  . c o m
        viewer = new TableViewer(parent);
        ObservableListContentProvider cp = new ObservableListContentProvider();
        viewer.setContentProvider(cp);
        GridData gd = new GridData(GridData.FILL_BOTH);
        viewer.getControl().setLayoutData(gd);
        viewer.setLabelProvider(new ComponentLabelProvider(getEditor(), Messages));

        Composite buttonComp = new Composite(parent, SWT.NONE);
        buttonComp.setLayoutData(new GridData(GridData.FILL, GridData.END, false, false));
        GridLayout gl = new GridLayout();
        gl.marginLeft = 0;
        gl.marginRight = 0;
        gl.marginWidth = 0;
        gl.marginHeight = 0;
        buttonComp.setLayout(gl);

        Button b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_Up);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_arrow_up));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                if (!viewer.getSelection().isEmpty()) {
                    IStructuredSelection s = (IStructuredSelection) viewer.getSelection();
                    if (s.size() == 1) {
                        Object obj = s.getFirstElement();
                        MHandlerContainer container = (MHandlerContainer) getMaster().getValue();
                        int idx = container.getHandlers().indexOf(obj) - 1;
                        if (idx >= 0) {
                            Command cmd = MoveCommand.create(getEditingDomain(), getMaster().getValue(),
                                    CommandsPackageImpl.Literals.HANDLER_CONTAINER__HANDLERS, obj, idx);

                            if (cmd.canExecute()) {
                                getEditingDomain().getCommandStack().execute(cmd);
                                viewer.setSelection(new StructuredSelection(obj));
                            }
                        }

                    }
                }
            }
        });

        b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_Down);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_arrow_down));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                if (!viewer.getSelection().isEmpty()) {
                    IStructuredSelection s = (IStructuredSelection) viewer.getSelection();
                    if (s.size() == 1) {
                        Object obj = s.getFirstElement();
                        MHandlerContainer container = (MHandlerContainer) getMaster().getValue();
                        int idx = container.getHandlers().indexOf(obj) + 1;
                        if (idx < container.getHandlers().size()) {
                            Command cmd = MoveCommand.create(getEditingDomain(), getMaster().getValue(),
                                    CommandsPackageImpl.Literals.HANDLER_CONTAINER__HANDLERS, obj, idx);

                            if (cmd.canExecute()) {
                                getEditingDomain().getCommandStack().execute(cmd);
                                viewer.setSelection(new StructuredSelection(obj));
                            }
                        }

                    }
                }
            }
        });

        b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_AddEllipsis);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_table_add));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                handleAdd();
            }
        });

        b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_Remove);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_table_delete));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                if (!viewer.getSelection().isEmpty()) {
                    List<?> handlers = ((IStructuredSelection) viewer.getSelection()).toList();
                    Command cmd = RemoveCommand.create(getEditingDomain(), getMaster().getValue(),
                            CommandsPackageImpl.Literals.HANDLER_CONTAINER__HANDLERS, handlers);
                    if (cmd.canExecute()) {
                        getEditingDomain().getCommandStack().execute(cmd);
                    }
                }
            }
        });
    }

    folder.setSelection(0);

    return folder;
}

From source file:org.eclipse.e4.tools.emf.ui.internal.common.component.virtual.VItemParametersEditor.java

License:Open Source License

private Composite createForm(Composite parent, EMFDataBindingContext context, WritableValue master) {
    CTabFolder folder = new CTabFolder(parent, SWT.BOTTOM);

    CTabItem item = new CTabItem(folder, SWT.NONE);
    item.setText(Messages.ModelTooling_Common_TabDefault);

    parent = createScrollableContainer(folder);
    item.setControl(parent.getParent());

    {/*from ww w  .  j ava  2s . c o  m*/
        viewer = new TableViewer(parent);
        ObservableListContentProvider cp = new ObservableListContentProvider();
        viewer.setContentProvider(cp);
        GridData gd = new GridData(GridData.FILL_BOTH);
        viewer.getControl().setLayoutData(gd);
        viewer.setLabelProvider(new ComponentLabelProvider(getEditor(), Messages));

        Composite buttonComp = new Composite(parent, SWT.NONE);
        buttonComp.setLayoutData(new GridData(GridData.FILL, GridData.END, false, false));
        GridLayout gl = new GridLayout();
        gl.marginLeft = 0;
        gl.marginRight = 0;
        gl.marginWidth = 0;
        gl.marginHeight = 0;
        buttonComp.setLayout(gl);

        Button b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_Up);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_arrow_up));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                if (!viewer.getSelection().isEmpty()) {
                    IStructuredSelection s = (IStructuredSelection) viewer.getSelection();
                    if (s.size() == 1) {
                        Object obj = s.getFirstElement();
                        MHandledItem container = (MHandledItem) getMaster().getValue();
                        int idx = container.getParameters().indexOf(obj) - 1;
                        if (idx >= 0) {
                            Command cmd = MoveCommand.create(getEditingDomain(), getMaster().getValue(),
                                    MenuPackageImpl.Literals.HANDLED_ITEM__PARAMETERS, obj, idx);

                            if (cmd.canExecute()) {
                                getEditingDomain().getCommandStack().execute(cmd);
                                viewer.setSelection(new StructuredSelection(obj));
                            }
                        }

                    }
                }
            }
        });

        b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_Down);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_arrow_down));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                if (!viewer.getSelection().isEmpty()) {
                    IStructuredSelection s = (IStructuredSelection) viewer.getSelection();
                    if (s.size() == 1) {
                        Object obj = s.getFirstElement();
                        MHandledItem container = (MHandledItem) getMaster().getValue();
                        int idx = container.getParameters().indexOf(obj) + 1;
                        if (idx < container.getParameters().size()) {
                            Command cmd = MoveCommand.create(getEditingDomain(), getMaster().getValue(),
                                    MenuPackageImpl.Literals.HANDLED_ITEM__PARAMETERS, obj, idx);

                            if (cmd.canExecute()) {
                                getEditingDomain().getCommandStack().execute(cmd);
                                viewer.setSelection(new StructuredSelection(obj));
                            }
                        }

                    }
                }
            }
        });

        b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_AddEllipsis);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_table_add));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                handleAdd();
            }
        });

        b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_Remove);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_table_delete));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                if (!viewer.getSelection().isEmpty()) {
                    List<?> handlers = ((IStructuredSelection) viewer.getSelection()).toList();
                    Command cmd = RemoveCommand.create(getEditingDomain(), getMaster().getValue(),
                            MenuPackageImpl.Literals.HANDLED_ITEM__PARAMETERS, handlers);
                    if (cmd.canExecute()) {
                        getEditingDomain().getCommandStack().execute(cmd);
                    }
                }
            }
        });
    }

    folder.setSelection(0);

    return folder;
}

From source file:org.eclipse.e4.tools.emf.ui.internal.common.component.virtual.VMenuContributionsEditor.java

License:Open Source License

private Composite createForm(Composite parent, EMFDataBindingContext context, WritableValue master) {
    CTabFolder folder = new CTabFolder(parent, SWT.BOTTOM);

    CTabItem item = new CTabItem(folder, SWT.NONE);
    item.setText(Messages.ModelTooling_Common_TabDefault);

    parent = createScrollableContainer(folder);
    item.setControl(parent.getParent());

    {/*from w  ww .j a  va  2 s . c o  m*/
        viewer = new TableViewer(parent);
        ObservableListContentProvider cp = new ObservableListContentProvider();
        viewer.setContentProvider(cp);
        GridData gd = new GridData(GridData.FILL_BOTH);
        viewer.getControl().setLayoutData(gd);
        viewer.setLabelProvider(new ComponentLabelProvider(getEditor(), Messages));

        Composite buttonComp = new Composite(parent, SWT.NONE);
        buttonComp.setLayoutData(new GridData(GridData.FILL, GridData.END, false, false));
        GridLayout gl = new GridLayout();
        gl.marginLeft = 0;
        gl.marginRight = 0;
        gl.marginWidth = 0;
        gl.marginHeight = 0;
        buttonComp.setLayout(gl);

        Button b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_Up);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_arrow_up));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                if (!viewer.getSelection().isEmpty()) {
                    IStructuredSelection s = (IStructuredSelection) viewer.getSelection();
                    if (s.size() == 1) {
                        Object obj = s.getFirstElement();
                        MMenuContributions container = (MMenuContributions) getMaster().getValue();
                        int idx = container.getMenuContributions().indexOf(obj) - 1;
                        if (idx >= 0) {
                            Command cmd = MoveCommand.create(getEditingDomain(), getMaster().getValue(),
                                    MenuPackageImpl.Literals.MENU_CONTRIBUTIONS__MENU_CONTRIBUTIONS, obj, idx);

                            if (cmd.canExecute()) {
                                getEditingDomain().getCommandStack().execute(cmd);
                                viewer.setSelection(new StructuredSelection(obj));
                            }
                        }

                    }
                }
            }
        });

        b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_Down);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_arrow_down));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                if (!viewer.getSelection().isEmpty()) {
                    IStructuredSelection s = (IStructuredSelection) viewer.getSelection();
                    if (s.size() == 1) {
                        Object obj = s.getFirstElement();
                        MMenuContributions container = (MMenuContributions) getMaster().getValue();
                        int idx = container.getMenuContributions().indexOf(obj) + 1;
                        if (idx < container.getMenuContributions().size()) {
                            Command cmd = MoveCommand.create(getEditingDomain(), getMaster().getValue(),
                                    MenuPackageImpl.Literals.MENU_CONTRIBUTIONS__MENU_CONTRIBUTIONS, obj, idx);

                            if (cmd.canExecute()) {
                                getEditingDomain().getCommandStack().execute(cmd);
                                viewer.setSelection(new StructuredSelection(obj));
                            }
                        }

                    }
                }
            }
        });

        b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_AddEllipsis);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_table_add));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                handleAdd();
            }
        });

        b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_Remove);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_table_delete));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                if (!viewer.getSelection().isEmpty()) {
                    List<?> commands = ((IStructuredSelection) viewer.getSelection()).toList();
                    Command cmd = RemoveCommand.create(getEditingDomain(), getMaster().getValue(),
                            MenuPackageImpl.Literals.MENU_CONTRIBUTIONS__MENU_CONTRIBUTIONS, commands);
                    if (cmd.canExecute()) {
                        getEditingDomain().getCommandStack().execute(cmd);
                    }
                }
            }
        });
    }

    folder.setSelection(0);

    return folder;
}

From source file:org.eclipse.e4.tools.emf.ui.internal.common.component.virtual.VMenuEditor.java

License:Open Source License

private Composite createForm(Composite parent, EMFDataBindingContext context, WritableValue master) {
    CTabFolder folder = new CTabFolder(parent, SWT.BOTTOM);

    CTabItem item = new CTabItem(folder, SWT.NONE);
    item.setText(Messages.ModelTooling_Common_TabDefault);

    parent = createScrollableContainer(folder);
    item.setControl(parent.getParent());

    final ViewerElement tableElement = ViewerElement.create(eclipseContext, parent, this);
    viewer = tableElement.getViewer();/*from   ww  w  .j  ava 2s . co m*/
    viewer.setContentProvider(new ObservableListContentProvider());
    viewer.setLabelProvider(new ComponentLabelProvider(getEditor(), Messages));

    tableElement.getButtonUp().addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            if (!viewer.getSelection().isEmpty()) {
                IStructuredSelection s = (IStructuredSelection) viewer.getSelection();
                if (s.size() == 1) {
                    Object obj = s.getFirstElement();
                    EObject container = (EObject) getMaster().getValue();
                    int idx = ((List<?>) container.eGet(feature)).indexOf(obj) - 1;
                    if (idx >= 0) {
                        Command cmd = MoveCommand.create(getEditingDomain(), getMaster().getValue(), feature,
                                obj, idx);

                        if (cmd.canExecute()) {
                            getEditingDomain().getCommandStack().execute(cmd);
                            viewer.setSelection(new StructuredSelection(obj));
                        }
                    }

                }
            }
        }
    });

    tableElement.getButtonDown().addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            if (!viewer.getSelection().isEmpty()) {
                IStructuredSelection s = (IStructuredSelection) viewer.getSelection();
                if (s.size() == 1) {
                    Object obj = s.getFirstElement();
                    EObject container = (EObject) getMaster().getValue();
                    List<?> list = (List<?>) container.eGet(feature);
                    int idx = list.indexOf(obj) + 1;
                    if (idx < list.size()) {
                        Command cmd = MoveCommand.create(getEditingDomain(), getMaster().getValue(), feature,
                                obj, idx);

                        if (cmd.canExecute()) {
                            getEditingDomain().getCommandStack().execute(cmd);
                            viewer.setSelection(new StructuredSelection(obj));
                        }
                    }

                }
            }
        }
    });

    tableElement.getDropDown().setContentProvider(new ArrayContentProvider());
    tableElement.getDropDown().setLabelProvider(new LabelProvider() {
        @Override
        public String getText(Object element) {
            if (element == Types.MENU) {
                return Messages.MenuEditor_Label;
            } else if (element == Types.POPUP_MENU) {
                return Messages.PopupMenuEditor_TreeLabel;
            }
            return Messages.MenuEditor_Label_ViewMenu;
        }
    });
    tableElement.getDropDown().setInput(Types.values());
    tableElement.getDropDown().setSelection(new StructuredSelection(Types.MENU));

    tableElement.getButtonAdd().addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            Types t = (Types) ((IStructuredSelection) tableElement.getDropDown().getSelection())
                    .getFirstElement();
            if (t == Types.MENU) {
                handleAdd(MenuPackageImpl.Literals.MENU);
            } else if (t == Types.POPUP_MENU) {
                handleAdd(MenuPackageImpl.Literals.POPUP_MENU);
            } else {
                handleAddViewMenu();
            }
        }
    });

    tableElement.getButtonRemove().addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            if (!viewer.getSelection().isEmpty()) {
                List<?> windows = ((IStructuredSelection) viewer.getSelection()).toList();
                Command cmd = RemoveCommand.create(getEditingDomain(), getMaster().getValue(),
                        BasicPackageImpl.Literals.PART__MENUS, windows);
                if (cmd.canExecute()) {
                    getEditingDomain().getCommandStack().execute(cmd);
                }
            }
        }
    });

    folder.setSelection(0);

    return folder;
}

From source file:org.eclipse.e4.tools.emf.ui.internal.common.component.virtual.VModelFragmentsEditor.java

License:Open Source License

private Composite createForm(Composite parent, EMFDataBindingContext context, WritableValue master) {
    CTabFolder folder = new CTabFolder(parent, SWT.BOTTOM);

    CTabItem item = new CTabItem(folder, SWT.NONE);
    item.setText(Messages.ModelTooling_Common_TabDefault);

    parent = createScrollableContainer(folder);
    item.setControl(parent.getParent());

    {/* w ww .j  a  v a  2 s.c  om*/
        viewer = new TableViewer(parent);
        ObservableListContentProvider cp = new ObservableListContentProvider();
        viewer.setContentProvider(cp);
        viewer.setLabelProvider(new ComponentLabelProvider(getEditor(), Messages));

        GridData gd = new GridData(GridData.FILL_BOTH);
        gd.horizontalSpan = 3;
        viewer.getControl().setLayoutData(gd);

        Composite buttonComp = new Composite(parent, SWT.NONE);
        buttonComp.setLayoutData(new GridData(GridData.FILL, GridData.END, false, false));
        GridLayout gl = new GridLayout(4, false);
        gl.marginLeft = 0;
        gl.marginRight = 0;
        gl.marginWidth = 0;
        gl.marginHeight = 0;
        buttonComp.setLayout(gl);

        Button b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_Up);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_arrow_up));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false, 1, 1));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                if (!viewer.getSelection().isEmpty()) {
                    IStructuredSelection s = (IStructuredSelection) viewer.getSelection();
                    if (s.size() == 1) {
                        Object obj = s.getFirstElement();
                        MModelFragments container = (MModelFragments) getMaster().getValue();
                        int idx = container.getFragments().indexOf(obj) - 1;
                        if (idx >= 0) {
                            Command cmd = MoveCommand.create(getEditingDomain(), getMaster().getValue(),
                                    FragmentPackageImpl.Literals.MODEL_FRAGMENTS__FRAGMENTS, obj, idx);

                            if (cmd.canExecute()) {
                                getEditingDomain().getCommandStack().execute(cmd);
                                viewer.setSelection(new StructuredSelection(obj));
                            }
                        }

                    }
                }
            }
        });

        b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_Down);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_arrow_down));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false, 1, 1));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                if (!viewer.getSelection().isEmpty()) {
                    IStructuredSelection s = (IStructuredSelection) viewer.getSelection();
                    if (s.size() == 1) {
                        Object obj = s.getFirstElement();
                        MModelFragments container = (MModelFragments) getMaster().getValue();
                        int idx = container.getFragments().indexOf(obj) + 1;
                        if (idx < container.getFragments().size()) {
                            Command cmd = MoveCommand.create(getEditingDomain(), getMaster().getValue(),
                                    FragmentPackageImpl.Literals.MODEL_FRAGMENTS__FRAGMENTS, obj, idx);

                            if (cmd.canExecute()) {
                                getEditingDomain().getCommandStack().execute(cmd);
                                viewer.setSelection(new StructuredSelection(obj));
                            }
                        }

                    }
                }
            }
        });

        b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_AddEllipsis);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_table_add));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {

                handleAdd();

            }

        });

        b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_Remove);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_table_delete));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false, 1, 1));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                if (!viewer.getSelection().isEmpty()) {
                    List<?> elements = ((IStructuredSelection) viewer.getSelection()).toList();

                    Command cmd = RemoveCommand.create(getEditingDomain(), getMaster().getValue(),
                            FragmentPackageImpl.Literals.MODEL_FRAGMENTS__FRAGMENTS, elements);
                    if (cmd.canExecute()) {
                        getEditingDomain().getCommandStack().execute(cmd);
                    }
                }
            }
        });
    }

    folder.setSelection(0);

    return folder;
}

From source file:org.eclipse.e4.tools.emf.ui.internal.common.component.virtual.VModelImportsEditor.java

License:Open Source License

private Composite createForm(Composite parent, EMFDataBindingContext context, WritableValue master) {
    CTabFolder folder = new CTabFolder(parent, SWT.BOTTOM);
    composite = folder;//from w  w  w . j  a  va  2 s .  com

    CTabItem item = new CTabItem(folder, SWT.NONE);
    item.setText(Messages.ModelTooling_Common_TabDefault);

    parent = createScrollableContainer(folder);
    item.setControl(parent.getParent());

    tableElement = ViewerElement.create(eclipseContext, parent, this);
    tableElement.getViewer().setContentProvider(new ObservableListContentProvider());
    tableElement.getViewer().setLabelProvider(new ComponentLabelProvider(getEditor(), Messages));

    tableElement.getDropDown().setContentProvider(new ArrayContentProvider());
    tableElement.getDropDown().setLabelProvider(new LabelProvider() {
        @Override
        public String getText(Object element) {
            FeatureClass eclass = (FeatureClass) element;
            return eclass.label;
        }
    });
    tableElement.getDropDown().setComparator(new ViewerComparator() {
        @Override
        public int compare(Viewer viewer, Object e1, Object e2) {
            FeatureClass eClass1 = (FeatureClass) e1;
            FeatureClass eClass2 = (FeatureClass) e2;
            return eClass1.label.compareTo(eClass2.label);
        }
    });

    tableElement.getButtonAdd().addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            EClass eClass = ((FeatureClass) ((IStructuredSelection) tableElement.getDropDown().getSelection())
                    .getFirstElement()).eClass;
            EObject eObject = EcoreUtil.create(eClass);

            Command cmd = AddCommand.create(getEditingDomain(), getMaster().getValue(),
                    FragmentPackageImpl.Literals.MODEL_FRAGMENTS__IMPORTS, eObject);

            if (cmd.canExecute()) {
                getEditingDomain().getCommandStack().execute(cmd);
                getEditor().setSelection(eObject);
            }
        }
    });

    tableElement.getButtonRemove().addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            if (!tableElement.getViewer().getSelection().isEmpty()) {
                List<?> elements = ((IStructuredSelection) tableElement.getViewer().getSelection()).toList();

                Command cmd = RemoveCommand.create(getEditingDomain(), getMaster().getValue(),
                        FragmentPackageImpl.Literals.MODEL_FRAGMENTS__IMPORTS, elements);
                if (cmd.canExecute()) {
                    getEditingDomain().getCommandStack().execute(cmd);
                }
            }
        }
    });

    tableElement.getButtonDown().addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            if (!tableElement.getViewer().getSelection().isEmpty()) {
                IStructuredSelection s = (IStructuredSelection) tableElement.getViewer().getSelection();
                if (s.size() == 1) {
                    Object obj = s.getFirstElement();
                    MModelFragments container = (MModelFragments) getMaster().getValue();
                    int idx = container.getImports().indexOf(obj) + 1;
                    if (idx < container.getImports().size()) {
                        Command cmd = MoveCommand.create(getEditingDomain(), getMaster().getValue(),
                                FragmentPackageImpl.Literals.MODEL_FRAGMENTS__IMPORTS, obj, idx);

                        if (cmd.canExecute()) {
                            getEditingDomain().getCommandStack().execute(cmd);
                            tableElement.getViewer().setSelection(new StructuredSelection(obj));
                        }
                    }

                }
            }
        }
    });

    tableElement.getButtonUp().addSelectionListener(new SelectionAdapter() {
        @Override
        public void widgetSelected(SelectionEvent e) {
            if (!tableElement.getViewer().getSelection().isEmpty()) {
                IStructuredSelection s = (IStructuredSelection) tableElement.getViewer().getSelection();
                if (s.size() == 1) {
                    Object obj = s.getFirstElement();
                    MModelFragments container = (MModelFragments) getMaster().getValue();
                    int idx = container.getImports().indexOf(obj) - 1;
                    if (idx >= 0) {
                        Command cmd = MoveCommand.create(getEditingDomain(), getMaster().getValue(),
                                FragmentPackageImpl.Literals.MODEL_FRAGMENTS__IMPORTS, obj, idx);

                        if (cmd.canExecute()) {
                            getEditingDomain().getCommandStack().execute(cmd);
                            tableElement.getViewer().setSelection(new StructuredSelection(obj));
                        }
                    }
                }
            }
        }
    });

    List<FeatureClass> list = new ArrayList<FeatureClass>();
    Util.addClasses(ApplicationPackageImpl.eINSTANCE, list);
    list.addAll(getEditor().getFeatureClasses(FragmentPackageImpl.Literals.MODEL_FRAGMENT,
            FragmentPackageImpl.Literals.MODEL_FRAGMENTS__IMPORTS));

    tableElement.getDropDown().setInput(list);
    tableElement.getDropDown().getCombo().select(0);

    folder.setSelection(0);

    return folder;
}

From source file:org.eclipse.e4.tools.emf.ui.internal.common.component.virtual.VPartDescriptor.java

License:Open Source License

private Composite createForm(Composite parent, EMFDataBindingContext context, WritableValue master) {
    CTabFolder folder = new CTabFolder(parent, SWT.BOTTOM);

    CTabItem item = new CTabItem(folder, SWT.NONE);
    item.setText(Messages.ModelTooling_Common_TabDefault);

    parent = createScrollableContainer(folder);
    item.setControl(parent.getParent());

    {/* w  ww  . j av a  2s  .c  o m*/
        viewer = new TableViewer(parent);
        ObservableListContentProvider cp = new ObservableListContentProvider();
        viewer.setContentProvider(cp);
        GridData gd = new GridData(GridData.FILL_BOTH);
        viewer.getControl().setLayoutData(gd);
        viewer.setLabelProvider(new ComponentLabelProvider(getEditor(), Messages));

        Composite buttonComp = new Composite(parent, SWT.NONE);
        buttonComp.setLayoutData(new GridData(GridData.FILL, GridData.END, false, false));
        GridLayout gl = new GridLayout();
        gl.marginLeft = 0;
        gl.marginRight = 0;
        gl.marginWidth = 0;
        gl.marginHeight = 0;
        buttonComp.setLayout(gl);

        Button b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_Up);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_arrow_up));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                if (!viewer.getSelection().isEmpty()) {
                    IStructuredSelection s = (IStructuredSelection) viewer.getSelection();
                    if (s.size() == 1) {
                        Object obj = s.getFirstElement();
                        MPartDescriptorContainer container = (MPartDescriptorContainer) getMaster().getValue();
                        int idx = container.getDescriptors().indexOf(obj) - 1;
                        if (idx >= 0) {
                            Command cmd = MoveCommand.create(getEditingDomain(), getMaster().getValue(),
                                    BasicPackageImpl.Literals.PART_DESCRIPTOR_CONTAINER__DESCRIPTORS, obj, idx);

                            if (cmd.canExecute()) {
                                getEditingDomain().getCommandStack().execute(cmd);
                                viewer.setSelection(new StructuredSelection(obj));
                            }
                        }

                    }
                }
            }
        });

        b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_Down);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_arrow_down));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                if (!viewer.getSelection().isEmpty()) {
                    IStructuredSelection s = (IStructuredSelection) viewer.getSelection();
                    if (s.size() == 1) {
                        Object obj = s.getFirstElement();
                        MPartDescriptorContainer container = (MPartDescriptorContainer) getMaster().getValue();
                        int idx = container.getDescriptors().indexOf(obj) + 1;
                        if (idx < container.getDescriptors().size()) {
                            Command cmd = MoveCommand.create(getEditingDomain(), getMaster().getValue(),
                                    BasicPackageImpl.Literals.PART_DESCRIPTOR_CONTAINER__DESCRIPTORS, obj, idx);

                            if (cmd.canExecute()) {
                                getEditingDomain().getCommandStack().execute(cmd);
                                viewer.setSelection(new StructuredSelection(obj));
                            }
                        }

                    }
                }
            }
        });

        b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_AddEllipsis);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_table_add));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                handleAdd();
            }
        });

        b = new Button(buttonComp, SWT.PUSH | SWT.FLAT);
        b.setText(Messages.ModelTooling_Common_Remove);
        b.setImage(createImage(ResourceProvider.IMG_Obj16_table_delete));
        b.setLayoutData(new GridData(GridData.FILL, GridData.CENTER, true, false));
        b.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                if (!viewer.getSelection().isEmpty()) {
                    List<?> commands = ((IStructuredSelection) viewer.getSelection()).toList();
                    Command cmd = RemoveCommand.create(getEditingDomain(), getMaster().getValue(),
                            BasicPackageImpl.Literals.PART_DESCRIPTOR_CONTAINER__DESCRIPTORS, commands);
                    if (cmd.canExecute()) {
                        getEditingDomain().getCommandStack().execute(cmd);
                    }
                }
            }
        });
    }

    folder.setSelection(0);

    return folder;
}