Example usage for org.eclipse.jface.viewers IStructuredSelection size

List of usage examples for org.eclipse.jface.viewers IStructuredSelection size

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Introduction

In this page you can find the example usage for org.eclipse.jface.viewers IStructuredSelection size.

Prototype

public int size();

Source Link

Document

Returns the number of elements selected in this selection.

Usage

From source file:com.astra.ses.spell.database.browser.views.DatabasePage.java

License:Open Source License

/**************************************************************************
 * Init the drag action for the viewer/*from   ww w  .j  ava 2s . c o  m*/
 *************************************************************************/
private void initDragAction() {
    //Add transfer types for this drag source
    Transfer[] types = new Transfer[] { OfflineDatabaseTransfer.getInstance() };
    //Drag listener
    DragSourceListener dragListener = new DragSourceListener() {
        @Override
        public void dragFinished(DragSourceEvent event) {
            event.data = null;
        }

        @Override
        public void dragSetData(DragSourceEvent event) {
            if (OfflineDatabaseTransfer.getInstance().isSupportedType(event.dataType)) {
                TelemetryView tmView = (TelemetryView) getSite().getWorkbenchWindow().getActivePage()
                        .findView(TelemetryView.ID);
                TelecommandView tcView = (TelecommandView) getSite().getWorkbenchWindow().getActivePage()
                        .findView(TelecommandView.ID);

                List<ITelemetryParameter> tmList = new ArrayList<ITelemetryParameter>();
                if (tmView != null) {
                    tmList = tmView.getSelectedParameters();
                    tmView.deselectAll();
                }

                List<ITelecommand> tcList = new ArrayList<ITelecommand>();
                if (tcView != null) {
                    tcList = tcView.getSelectedCommands();
                    tcView.deselectAll();
                }
                event.data = new DatabaseTransferable(tmList, tcList);
            }
        }

        @Override
        public void dragStart(DragSourceEvent event) {
            IStructuredSelection selection = (IStructuredSelection) m_viewer.getSelection();
            if (selection.size() < 1) {
                event.doit = false;
            }
        }
    };

    m_viewer.addDragSupport(DND.DROP_COPY, types, dragListener);
}

From source file:com.astra.ses.spell.database.browser.views.telecommand.TelecommandViewPart.java

License:Open Source License

/**************************************************************************
 * Init the drag action for the viewer//from   ww  w. j  a v a 2  s .co m
 *************************************************************************/
private void initDragAction() {
    Transfer[] types = new Transfer[] { OfflineDatabaseTransfer.getInstance() };
    //Drag listener
    DragSourceListener dragListener = new DragSourceListener() {
        @Override
        public void dragFinished(DragSourceEvent event) {
            event.data = null;
        }

        @Override
        public void dragSetData(DragSourceEvent event) {
            if (OfflineDatabaseTransfer.getInstance().isSupportedType(event.dataType)) {
                // Retrieve selected elements from this viewer
                Command[] commands = getSelectedCommands();
                // Retrieve selected elements from the Telecommand viewer
                IViewPart tmView = getSite().getWorkbenchWindow().getActivePage()
                        .findView(TelemetryViewPart.ID);
                TelemetryParameter[] params = new TelemetryParameter[0];
                if (tmView != null) {
                    TelemetryViewPart tmViewPart = (TelemetryViewPart) tmView;
                    params = tmViewPart.getSelectedParameters();
                    // Deselect elements
                    tmViewPart.deselectAll();
                }

                event.data = new DatabaseTransferable(params, commands);
                deselectAll();
            }
        }

        @Override
        public void dragStart(DragSourceEvent event) {
            IStructuredSelection selection = (IStructuredSelection) m_viewer.getSelection();
            if (selection.size() < 1) {
                event.doit = false;
            }
        }
    };
    m_viewer.addDragSupport(DND.DROP_COPY, types, dragListener);
}

From source file:com.astra.ses.spell.database.browser.views.telemetry.TelemetryViewPart.java

License:Open Source License

/**************************************************************************
 * Init the drag action for the viewer/* www . j  av  a  2 s  .c  om*/
 *************************************************************************/
private void initDragAction() {
    //Add transfer types for this drag source
    Transfer[] types = new Transfer[] { OfflineDatabaseTransfer.getInstance() };
    //Drag listener
    DragSourceListener dragListener = new DragSourceListener() {
        @Override
        public void dragFinished(DragSourceEvent event) {
            event.data = null;
        }

        @Override
        public void dragSetData(DragSourceEvent event) {
            if (OfflineDatabaseTransfer.getInstance().isSupportedType(event.dataType)) {
                // Retrieve selected elements from this viewer
                TelemetryParameter[] params = getSelectedParameters();
                // Retrieve selected elements from the Telecommand viewer
                IViewPart tcView = getSite().getWorkbenchWindow().getActivePage()
                        .findView(TelecommandViewPart.ID);
                Command[] commands = new Command[0];
                if (tcView != null) {
                    TelecommandViewPart tcViewPart = (TelecommandViewPart) tcView;
                    commands = tcViewPart.getSelectedCommands();
                    // Deselect elements
                    tcViewPart.deselectAll();
                }
                event.data = new DatabaseTransferable(params, commands);
                deselectAll();
            }
        }

        @Override
        public void dragStart(DragSourceEvent event) {
            IStructuredSelection selection = (IStructuredSelection) m_viewer.getSelection();
            if (selection.size() < 1) {
                event.doit = false;
            }
        }
    };

    m_viewer.addDragSupport(DND.DROP_COPY, types, dragListener);
}

From source file:com.astra.ses.spell.database.db.ui.actions.ChangeDatabaseAction.java

License:Open Source License

@SuppressWarnings("unchecked")
public boolean isEnabled() {
    /*//from  w ww .  jav a  2s. com
     * Conditions for enabling this action
     * 1.- Only one element can be selected
     */
    IStructuredSelection selection = (IStructuredSelection) m_selectionProvider.getSelection();
    return (selection.size() == 1);
}

From source file:com.astra.ses.spell.database.db.ui.wizards.FileInformationWizard.java

License:Open Source License

/**
 * Tests if the current workbench selection is a suitable container to use.
 *///w w  w.j  a v a2  s.c om

private void initialize() {
    if (selection != null && selection.isEmpty() == false && selection instanceof IStructuredSelection) {
        IStructuredSelection ssel = (IStructuredSelection) selection;
        if (ssel.size() > 1)
            return;
        Object obj = ssel.getFirstElement();
        if (obj instanceof IResource) {
            IContainer container;
            if (obj instanceof IContainer)
                container = (IContainer) obj;
            else
                container = ((IResource) obj).getParent();
            containerText.setText(container.getFullPath().toString());
        }
    }
    fileText.setText("databaseFile.imp");
}

From source file:com.astra.ses.spell.gui.views.controls.watchvariables.WatchVariablesMenuManager.java

License:Open Source License

/**************************************************************************
 * Fill the menu with the appropiate actions
 *************************************************************************/
private void fillMenu() {
    /*/*w  ww .  j  ava  2 s .  c  o m*/
     * Remove current items from the menu
     */
    for (MenuItem item : m_menu.getItems()) {
        item.dispose();
    }

    // First thing, if there are no elements, do not build the menu
    IStructuredContentProvider provider = (IStructuredContentProvider) m_viewer.getContentProvider();
    Object[] allElements = provider.getElements(null);
    if (allElements.length == 0)
        return;

    // See if there is an element registered in the whole table, no matter
    // if selected
    boolean atLeastOneRegistered = WatchVariablesSelection.anyRegistered(allElements);

    // Now check the selection
    IStructuredSelection sel = (IStructuredSelection) m_viewer.getSelection();
    // Will be false if any of the items selected is not registered
    boolean allSelectedRegistered = WatchVariablesSelection.allRegistered(sel);
    // Will be false if any of the items selected is registered
    boolean noneSelectedRegistered = WatchVariablesSelection.noneRegistered(sel);

    if (sel.size() > 0) // At lease one item selected
    {
        if (allSelectedRegistered) {
            MenuItem unsubscribe = new MenuItem(m_menu, SWT.PUSH);
            unsubscribe.setText("Remove watch");
            unsubscribe.addSelectionListener(new SelectionAdapter() {
                @Override
                public void widgetSelected(SelectionEvent e) {
                    m_page.unsubscribeSelected();
                }
            });
        } else if (noneSelectedRegistered) {
            MenuItem unsubscribe = new MenuItem(m_menu, SWT.PUSH);
            unsubscribe.setText("Add watch");
            unsubscribe.addSelectionListener(new SelectionAdapter() {
                @Override
                public void widgetSelected(SelectionEvent e) {
                    m_page.subscribeSelected();
                }
            });
        }

        if (atLeastOneRegistered) {
            MenuItem unsubscribe = new MenuItem(m_menu, SWT.PUSH);
            unsubscribe.setText("Remove all watches");
            unsubscribe.addSelectionListener(new SelectionAdapter() {
                @Override
                public void widgetSelected(SelectionEvent e) {
                    m_page.unsubscribeAll();
                }
            });
        }
    }
}

From source file:com.astra.ses.spell.gui.views.WatchVariablesView.java

License:Open Source License

/***************************************************************************
 * Update actions status/*  w ww. j ava 2 s . co  m*/
 **************************************************************************/
private void updateActionState(IStructuredSelection selection) {
    int selectionSize = selection.size();

    boolean refresh = true;
    boolean subscribe = false;
    boolean unsubscribe = false;
    boolean cleanup = false;

    WatchVariablesPage page = (WatchVariablesPage) getCurrentPage();
    boolean registered = page.isShowingRegistered();
    boolean active = page.isActive();

    refresh = active;

    if (selectionSize > 0) {
        subscribe = !registered;
        unsubscribe = true;

        Iterator<VariableData> variableIterator = selection.iterator();
        while (variableIterator.hasNext()) {
            VariableData var = variableIterator.next();
            subscribe = (subscribe && (!var.isRegistered));
            unsubscribe = (unsubscribe && (var.isRegistered));
        }
        cleanup = !subscribe;
    }

    m_refreshAction.setEnabled(refresh);
    m_unsubscribeAction.setEnabled(unsubscribe);
    m_subscribeAction.setEnabled(subscribe);
    m_unsubscribeAllAction.setEnabled(cleanup);
}

From source file:com.astra.ses.spell.gui.watchvariables.views.WatchVariablesView.java

License:Open Source License

/***************************************************************************
 * Update actions status//from   w  ww.  j  a v  a2  s.c  o  m
 **************************************************************************/
private void updateActionState(IStructuredSelection selection) {
    int selectionSize = selection.size();

    boolean refresh = true;
    boolean subscribe = false;
    boolean unsubscribe = false;
    boolean cleanup = false;

    WatchVariablesPage page = (WatchVariablesPage) getCurrentPage();
    boolean registered = page.isShowingRegistered();
    boolean active = page.isActive();

    refresh = active;

    if (selectionSize > 0) {
        subscribe = !registered;
        unsubscribe = true;

        @SuppressWarnings("unchecked")
        Iterator<VariableData> variableIterator = selection.iterator();
        while (variableIterator.hasNext()) {
            VariableData var = variableIterator.next();
            subscribe = (subscribe && (!var.isRegistered));
            unsubscribe = (unsubscribe && (var.isRegistered));
        }
        cleanup = !subscribe;
    }

    m_refreshAction.setEnabled(refresh);
    m_unsubscribeAction.setEnabled(unsubscribe);
    m_subscribeAction.setEnabled(subscribe);
    m_unsubscribeAllAction.setEnabled(cleanup);
}

From source file:com.atlassian.connector.eclipse.internal.crucible.ui.actions.AddFileCommentAction.java

License:Open Source License

@Override
protected boolean updateSelection(IStructuredSelection selection) {
    this.review = null;
    this.fileInfo = null;
    if (selection.size() != 1) {
        return false;
    }// www .j a v a2 s.  com

    Object element = selection.getFirstElement();
    if (element instanceof CrucibleFileInfo && selection.size() == 1) {
        this.review = CrucibleUiPlugin.getDefault().getActiveReviewManager().getActiveReview();
        if (this.review != null && CrucibleUtil.canAddCommentToReview(review)) {
            this.fileInfo = (CrucibleFileInfo) element;
            return true;
        }
    }

    if (element instanceof Comment) {
        this.review = CrucibleUiPlugin.getDefault().getActiveReviewManager().getActiveReview();
        final VersionedComment parentVersionedComment = ReviewModelUtil
                .getParentVersionedComment((Comment) element);
        if (parentVersionedComment != null) {
            this.fileInfo = parentVersionedComment.getCrucibleFileInfo();
        }
        return true;
    }

    return false;
}

From source file:com.atlassian.connector.eclipse.internal.crucible.ui.actions.EditCommentAction.java

License:Open Source License

@Override
protected boolean updateSelection(IStructuredSelection selection) {
    this.review = null;

    Object element = selection.getFirstElement();
    if (element instanceof Comment && selection.size() == 1) {
        this.review = getActiveReview();
        if (this.review != null && CrucibleUiUtil.canModifyComment(review, (Comment) element)) {
            return true;
        }/*from   w w w  .j av  a 2s. c o m*/
    }
    return false;
}