com.ibm.xsp.extlib.designer.tooling.palette.applicationlayout.ApplicationLayoutDropAction.java Source code

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Here is the source code for com.ibm.xsp.extlib.designer.tooling.palette.applicationlayout.ApplicationLayoutDropAction.java

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/*
 *  Copyright IBM Corp. 2011
 * 
 * Licensed 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 com.ibm.xsp.extlib.designer.tooling.palette.applicationlayout;

import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.dialogs.MessageDialogWithToggle;
import org.eclipse.jface.preference.IPreferenceStore;
import org.eclipse.jface.wizard.WizardDialog;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.ui.PlatformUI;
import org.w3c.dom.Document;
import org.w3c.dom.Element;

import com.ibm.designer.domino.xsp.api.palette.XPagesPaletteDropActionDelegate;
import com.ibm.designer.domino.xsp.api.panels.PanelExtraData;
import com.ibm.designer.domino.xsp.api.util.XPagesPropertiesViewUtils;
import com.ibm.xsp.extlib.designer.tooling.ExtLibToolingPlugin;

public class ApplicationLayoutDropAction extends XPagesPaletteDropActionDelegate {

    @Override
    protected Element createElement(Document doc, String prefix) {

        boolean isCustom = XPagesPropertiesViewUtils.isEditingCustomControl(getEditorPart());

        // show the warning if we're NOT a custom control, and the preference allows the warning.
        boolean shouldContinue = isCustom || showWarning();

        Element element = null;

        if (shouldContinue) {
            element = openConfigurationDialog(doc, prefix);
        }
        return element;
    }

    private boolean showWarning() {

        IPreferenceStore prefs = ExtLibToolingPlugin.getDefault().getPreferenceStore();
        boolean bHidePrompt = true;
        if (prefs != null) {
            bHidePrompt = prefs.getBoolean(ExtLibToolingPlugin.PREFKEY_HIDE_XPAGE_WARNING);
        }

        if (bHidePrompt)
            return true;

        Shell shell = getControl().getShell();

        String msg = "You are placing the Application Layout control on an XPage.\n\nThe Application Layout control is most effective when placed in a custom control, where you can configure the layout once and then use the custom control on multiple pages."; // $NLX-ApplicationLayoutDropAction.YouareplacingtheApplicationLayout-1$

        MessageDialogWithToggle dlg = new MessageDialogWithToggle(shell, "Application Layout", // $NLX-ApplicationLayoutDropAction.ApplicationLayout-1$
                null, // image 
                msg, MessageDialog.WARNING, new String[] { "Continue", "Cancel" }, // $NLX-ApplicationLayoutDropAction.Continue-1$ $NLX-ApplicationLayoutDropAction.Cancel-2$
                1, "Do not show this message again", // $NLX-ApplicationLayoutDropAction.Donotshowthismessageagain-1$
                bHidePrompt) {
            // this is necessary because "Continue" maps to IDialogConstants.INTERNAL_ID, 
            // (and prefs are stored as "always" or "never" by the dialog)
            // if "Continue" text changes, the use of IDialogConstants.INTERNAL_ID may need to change.
            protected void buttonPressed(int buttonId) {
                super.buttonPressed(buttonId);
                if (buttonId == IDialogConstants.INTERNAL_ID && getPrefStore() != null && getPrefKey() != null) {
                    getPrefStore().setValue(getPrefKey(), getToggleState());
                }
            }
        };

        dlg.setPrefKey(ExtLibToolingPlugin.PREFKEY_HIDE_XPAGE_WARNING);
        dlg.setPrefStore(prefs);

        int code = dlg.open();
        boolean bShouldContinue = (code == IDialogConstants.INTERNAL_ID);

        return bShouldContinue;
    }

    private Element openConfigurationDialog(Document doc, String prefix) {
        // Create the AppLication Layout element
        Element element = super.createElement(doc, prefix);

        // Setup the panel data
        PanelExtraData panelData = new PanelExtraData();
        panelData.setDesignerProject(getDesignerProject());
        panelData.setNode(element);

        // Must do the following or the property editor does not function properly
        panelData.setWorkbenchPart(
                PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage().getActiveEditor());
        panelData.setHostWorkbenchPart(
                PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage().getActiveEditor());

        // Launch the Wizard
        Shell shell = getControl().getShell();
        ApplicationLayoutDropWizard wiz = new ApplicationLayoutDropWizard(shell, panelData);
        WizardDialog dialog = new WizardDialog(shell, wiz);
        dialog.addPageChangingListener(wiz);

        if (Dialog.OK != dialog.open()) {
            return null;
        }

        return element;
    }

}