Examples with MessageBox org.eclipse.swt.widgets.MessageBox used on opensource projects

Example 31 with MessageBox

use of org.eclipse.swt.widgets.MessageBox in project knime-core by knime.

the class CollapseMetaNodeCommand method create.

/**
 * @param manager
 * @param nodeParts
 * @param annoParts
 * @param encapsulateAsSubnode TODO
 * @return
 */
public static Optional<CollapseMetaNodeCommand> create(final WorkflowManager manager, final NodeContainerEditPart[] nodeParts, final AnnotationEditPart[] annoParts, final boolean encapsulateAsSubnode) {
    NodeID[] nodeIds = new NodeID[nodeParts.length];
    for (int i = 0; i < nodeParts.length; i++) {
        nodeIds[i] = nodeParts[i].getNodeContainer().getID();
    }
    WorkflowAnnotation[] annos = AnnotationEditPart.extractWorkflowAnnotations(annoParts);
    try {
        // before testing anything, let's see if we should reset
        // the selected nodes:
        List<NodeID> resetableIDs = new ArrayList<NodeID>();
        for (NodeID id : nodeIds) {
            if (manager.canResetNode(id)) {
                resetableIDs.add(id);
            }
        }
        if (resetableIDs.size() > 0) {
            // found some: ask if we can reset, otherwise bail
            MessageBox mb = new MessageBox(Display.getCurrent().getActiveShell(), SWT.OK | SWT.CANCEL);
            mb.setMessage("Executed Nodes will be reset - are you sure?");
            mb.setText("Reset Executed Nodes");
            int dialogreturn = mb.open();
            if (dialogreturn == SWT.CANCEL) {
                return Optional.empty();
            }
        } else {
            // if there are no resetable nodes we can check if
            // we can collapse - otherwise we need to first reset
            // those nodes (which we don't want to do before we
            // have not gathered all info - and allowed the user
            // to cancel the operation!)
            String res = manager.canCollapseNodesIntoMetaNode(nodeIds);
            if (res != null) {
                throw new IllegalArgumentException(res);
            }
        }
        // let the user enter a name
        String name = "Metanode";
        InputDialog idia = new InputDialog(Display.getCurrent().getActiveShell(), "Enter Name of Metanode", "Enter name of Metanode:", name, null);
        int dialogreturn = idia.open();
        if (dialogreturn == Window.CANCEL) {
            return Optional.empty();
        }
        if (dialogreturn == Window.OK) {
            if (resetableIDs.size() > 0) {
                // and skip the ones that were already reset in passing.
                for (NodeID id : resetableIDs) {
                    if (manager.canResetNode(id)) {
                        manager.resetAndConfigureNode(id);
                    }
                }
            }
            // check if there is another reason why we cannot collapse
            String res = manager.canCollapseNodesIntoMetaNode(nodeIds);
            if (res != null) {
                throw new IllegalArgumentException(res);
            }
            name = idia.getValue();
            return Optional.of(new CollapseMetaNodeCommand(manager, nodeIds, annos, name, encapsulateAsSubnode));
        }
    } catch (IllegalArgumentException e) {
        MessageBox mb = new MessageBox(Display.getCurrent().getActiveShell(), SWT.ERROR);
        final String error = "Collapsing to metanode failed: " + e.getMessage();
        LOGGER.error(error, e);
        mb.setMessage(error);
        mb.setText("Collapse failed");
        mb.open();
    }
    return Optional.empty();
}

Example 32 with MessageBox

use of org.eclipse.swt.widgets.MessageBox in project knime-core by knime.

the class DropNodeCommand method execute.

/**
 * {@inheritDoc}
 */
@Override
public void execute() {
    // Add node to workflow and get the container
    WorkflowManager hostWFM = getHostWFM();
    try {
        NodeID id = hostWFM.addNodeAndApplyContext(m_factory, m_dropContext);
        m_container = hostWFM.getNodeContainer(id);
        // create extra info and set it
        NodeUIInformation info = NodeUIInformation.builder().setNodeLocation(m_location.x, m_location.y, -1, -1).setHasAbsoluteCoordinates(false).setSnapToGrid(m_snapToGrid).setIsDropLocation(true).build();
        m_container.setUIInformation(info);
        // Open the dialog. Some times.
        if (m_container instanceof SingleNodeContainer && m_container.getNodeContainerState().isIdle() && m_container.hasDialog() && // and has only a variable in port
        m_container.getNrInPorts() == 1) {
            // if not executable and has a dialog and is fully connected
            // This is embedded in a special JFace wrapper dialog
            // 
            Display.getDefault().asyncExec(new Runnable() {

                @Override
                public void run() {
                    try {
                        WrappedNodeDialog dlg = new WrappedNodeDialog(Display.getCurrent().getActiveShell(), m_container);
                        dlg.open();
                    } catch (Exception e) {
                    // they need to open it manually then
                    }
                }
            });
        }
    } catch (Throwable t) {
        // if fails notify the user
        LOGGER.debug("Node cannot be created.", t);
        MessageBox mb = new MessageBox(Display.getDefault().getActiveShell(), SWT.ICON_WARNING | SWT.OK);
        mb.setText("Node cannot be created.");
        mb.setMessage("The selected node could not be created " + "due to the following reason:\n" + t.getMessage());
        mb.open();
        return;
    }
}

Example 33 with MessageBox

use of org.eclipse.swt.widgets.MessageBox in project knime-core by knime.

the class CreateNewConnectedNodeCommand method createNewNode.

/**
 * {@inheritDoc}
 */
@Override
protected NodeID createNewNode() {
    // Add node to workflow and get the container
    NodeID newID = null;
    WorkflowManager hostWFM = getHostWFM();
    try {
        newID = hostWFM.createAndAddNode(m_factory);
        NodeTimer.GLOBAL_TIMER.addNodeCreation(hostWFM.getNodeContainer(newID));
    } catch (Throwable t) {
        // if fails notify the user
        LOGGER.debug("Node cannot be created.", t);
        MessageBox mb = new MessageBox(Display.getDefault().getActiveShell(), SWT.ICON_WARNING | SWT.OK);
        mb.setText("Node cannot be created.");
        mb.setMessage("The node could not be created " + "due to the following reason:\n" + t.getMessage());
        mb.open();
        return null;
    }
    return newID;
}

Example 34 with MessageBox

use of org.eclipse.swt.widgets.MessageBox in project knime-core by knime.

the class AbstractP2Action method checkSDKAndReadOnly.

/**
 * Checks whether the current instance is run from an SDK and if the configuration area is writable.
 *
 * @return <code>true</code> if the action should continue, <code>false</code> if it should be aborted
 */
protected final boolean checkSDKAndReadOnly() {
    final ProvisioningUI provUI = ProvisioningUI.getDefaultUI();
    if (provUI.getRepositoryTracker() == null) {
        MessageBox mbox = new MessageBox(ProvUI.getDefaultParentShell(), SWT.ICON_WARNING | SWT.OK);
        mbox.setText("Action impossible");
        mbox.setMessage("It seems you are running KNIME from an SDK. " + "Installing extension is not possible in this case.");
        mbox.open();
        return false;
    }
    String installLocation = Platform.getInstallLocation().getURL().toString();
    String configurationLocation = Platform.getConfigurationLocation().getURL().toString();
    if (!configurationLocation.contains(installLocation)) {
        MessageBox mbox = new MessageBox(ProvUI.getDefaultParentShell(), SWT.ICON_WARNING | SWT.YES | SWT.NO);
        mbox.setText("Permission problem");
        mbox.setMessage("Your KNIME installation directory seems to be " + "read-only, maybe because KNIME was installed by a " + "different user. Installing extensions or updating KNIME " + "may cause problems. Do you really want to continue?");
        return (mbox.open() == SWT.YES);
    }
    return true;
}

Example 35 with MessageBox

use of org.eclipse.swt.widgets.MessageBox in project knime-core by knime.

the class AbstractWrappedDialog method showWarningMessage.

/**
 * Shows the latest error message of the dialog in a MessageBox.
 *
 * @param message The error string.
 */
protected void showWarningMessage(final String message) {
    MessageBox mb = new MessageBox(getShell(), SWT.ICON_WARNING);
    mb.setText("Warning");
    mb.setMessage(message != null ? message : "(no message)");
    mb.open();
}