BgcEntryFormActions.java

package edu.ualberta.med.biobank.gui.common.forms;

import org.eclipse.jface.action.Action;
import org.eclipse.jface.action.ActionContributionItem;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.BusyIndicator;
import org.eclipse.swt.widgets.Display;
import org.eclipse.ui.PlatformUI;
import org.eclipse.ui.menus.CommandContributionItem;
import org.eclipse.ui.menus.CommandContributionItemParameter;

import edu.ualberta.med.biobank.gui.common.BgcPlugin;

public class BgcEntryFormActions {

    private static ImageDescriptor printActionImage = ImageDescriptor
        .createFromImage(BgcPlugin.getDefault().getImageRegistry()
            .get(BgcPlugin.IMG_PRINTER));

    private static ImageDescriptor reloadActionImage = ImageDescriptor
        .createFromImage(BgcPlugin.getDefault().getImageRegistry()
            .get(BgcPlugin.IMG_RELOAD_FORM));

    private static ImageDescriptor cancelActionImage = ImageDescriptor
        .createFromImage(BgcPlugin.getDefault().getImageRegistry()
            .get(BgcPlugin.IMG_CANCEL_FORM));

    private static ImageDescriptor confirmActionImage = ImageDescriptor
        .createFromImage(BgcPlugin.getDefault().getImageRegistry()
            .get(BgcPlugin.IMG_CONFIRM_FORM));

    private IBgcEntryForm entryForm;

    private Action confirmAction;

    private CommandContributionItem reset;

    private CommandContributionItem cancel;

    private ActionContributionItem printAction;

    public BgcEntryFormActions(IBgcEntryForm form) {
        this.entryForm = form;
        this.confirmAction = null;
        this.reset = null;
        this.cancel = null;
        this.printAction = null;
    }

    public Action getConfirmAction() {
        return confirmAction;
    }

    public void addConfirmAction(String commandId) {
        if (confirmAction != null)
            return;

        confirmAction = new Action() {
            @Override
            public void run() {
                entryForm.confirm();
            }
        };
        confirmAction.setActionDefinitionId(commandId);
        confirmAction.setImageDescriptor(confirmActionImage);
        confirmAction
            .setToolTipText(Messages.BgcEntryFormActions_confirm_tooltip);
        entryForm.getScrolledForm().getToolBarManager().add(confirmAction);
    }

    public void addResetAction(String commandId) {
        if (reset != null)
            return;

        reset =
            new CommandContributionItem(
                new CommandContributionItemParameter(PlatformUI.getWorkbench()
                    .getActiveWorkbenchWindow(),
                    Messages.BgcEntryFormActions_reset_label, commandId, null,
                    reloadActionImage, null, null,
                    Messages.BgcEntryFormActions_reset_label,
                    Messages.BgcEntryFormActions_reset_label,
                    Messages.BgcEntryFormActions_reset_label,
                    SWT.NONE, Messages.BgcEntryFormActions_reset_label, true));
        entryForm.getScrolledForm().getToolBarManager().add(reset);
    }

    public void addCancelAction(String commandId) {
        if (cancel != null)
            return;

        cancel =
            new CommandContributionItem(
                new CommandContributionItemParameter(PlatformUI.getWorkbench()
                    .getActiveWorkbenchWindow(),
                    Messages.BgcEntryFormActions_cancel_label, commandId, null,
                    cancelActionImage, null, null,
                    Messages.BgcEntryFormActions_cancel_label,
                    Messages.BgcEntryFormActions_cancel_label,
                    Messages.BgcEntryFormActions_cancel_label,
                    SWT.NONE, Messages.BgcEntryFormActions_cancel_label, true));
        entryForm.getScrolledForm().getToolBarManager().add(cancel);
    }

    public void addPrintAction() {
        if (printAction != null)
            return;

        Action action = new Action(Messages.BgcEntryFormActions_print_label) {
            @Override
            public void run() {
                BusyIndicator.showWhile(Display.getDefault(), new Runnable() {
                    @Override
                    public void run() {
                        try {
                            entryForm.print();
                        } catch (Exception ex) {
                            BgcPlugin.openAsyncError(
                                Messages.BgcEntryFormActions_print_error_msg,
                                ex);
                        }
                    }
                });
            }
        };

        action.setImageDescriptor(printActionImage);
        printAction = new ActionContributionItem(action);
        entryForm.getScrolledForm().getToolBarManager().add(printAction);
    }

    public void setEnablePrintAction(boolean enabled) {
        if (printAction == null)
            return;
        printAction.getAction().setEnabled(enabled);
    }
}