Java tutorial
// ============================================================================ // // Copyright (C) 2006-2017 Talend Inc. - www.talend.com // // This source code is available under agreement available at // %InstallDIR%\features\org.talend.rcp.branding.%PRODUCTNAME%\%PRODUCTNAME%license.txt // // You should have received a copy of the agreement // along with this program; if not, write to Talend SA // 9 rue Pages 92150 Suresnes, France // // ============================================================================ package com.amalto.workbench.dialogs; import org.eclipse.jface.dialogs.Dialog; import org.eclipse.jface.dialogs.IDialogConstants; import org.eclipse.jface.dialogs.IInputValidator; import org.eclipse.jface.resource.StringConverter; import org.eclipse.jface.window.Window; import org.eclipse.swt.SWT; import org.eclipse.swt.events.ModifyEvent; import org.eclipse.swt.events.ModifyListener; import org.eclipse.swt.events.SelectionEvent; import org.eclipse.swt.events.SelectionListener; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.widgets.Button; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.Group; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.Shell; import org.eclipse.swt.widgets.Text; import org.eclipse.ui.IWorkbenchPartSite; import com.amalto.workbench.i18n.Messages; import com.amalto.workbench.image.EImage; import com.amalto.workbench.image.ImageCache; import com.amalto.workbench.models.TreeParent; public class ViewInputDialog extends Dialog implements SelectionListener { /** * The title of the dialog. */ private String title; /** * The message to display, or <code>null</code> if none. */ private String message; /** * The input value; the empty string by default. */ protected String value = "";//$NON-NLS-1$ /** * The input validator, or <code>null</code> if none. */ private IInputValidator validator; /** * Ok button widget. */ private Button okButton; private Button openDLG; /** * Input text widget. */ protected Text text; /** * Error message label widget. */ private Text errorMessageText; /** * Error message string. */ private String errorMessage = "";//$NON-NLS-1$ private Label label; private Button transformeButton; private Button smartViewButton; private Button beforeSavingButton; private Button beforeDeletingButton; private Button runnableProcessButton; private Button standaloneProcessButton; private TreeParent treeParent; protected IWorkbenchPartSite site; protected XpathSelectDialog dlg; private Composite composite; private boolean isTransfor = false; private static String Smart_view = "Smart_view_";//$NON-NLS-1$ private static String beforeSaving = "beforeSaving_";//$NON-NLS-1$ private static String beforeDeleting = "beforeDeleting_";//$NON-NLS-1$ private static String runnableProcess = "Runnable_";//$NON-NLS-1$ private static String standaloneProcess = "Runnable#";//$NON-NLS-1$ boolean isBtnShow = true; public ViewInputDialog(IWorkbenchPartSite site, TreeParent treeParent, Shell parentShell, String dialogTitle, String dialogMessage, String initialValue, IInputValidator validator, boolean isTransfor) { super(parentShell); setShellStyle(getShellStyle() | SWT.RESIZE | SWT.WRAP); this.site = site; this.title = dialogTitle; message = dialogMessage; this.treeParent = treeParent; this.isTransfor = isTransfor; if (initialValue == null) { value = "";//$NON-NLS-1$ } else { value = initialValue; } this.validator = validator; }// ViewInputDialog( public void setBtnShow(boolean isBtnShow) { this.isBtnShow = isBtnShow; } @Override protected void buttonPressed(int buttonId) { if (buttonId == IDialogConstants.OK_ID) { value = text.getText(); } else { value = null; } super.buttonPressed(buttonId); } @Override protected void configureShell(Shell shell) { super.configureShell(shell); if (title != null) { shell.setText(title); } } @Override protected void createButtonsForButtonBar(Composite parent) { // create OK and Cancel buttons by default okButton = createButton(parent, IDialogConstants.OK_ID, IDialogConstants.OK_LABEL, true); createButton(parent, IDialogConstants.CANCEL_ID, IDialogConstants.CANCEL_LABEL, false); // do this here because setting the text will set enablement on the ok // button okButton.setEnabled(false); } @Override protected Control createDialogArea(final Composite parent) { setShellStyle(SWT.WRAP); // create composite composite = (Composite) super.createDialogArea(parent); GridLayout layout = (GridLayout) composite.getLayout(); layout.makeColumnsEqualWidth = false; layout.numColumns = 2; label = new Label(composite, SWT.NONE | SWT.WRAP); // create message if (message != null) { // label = new Label(composite, SWT.NONE); label.setText(message); label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false, 2, 1)); label.setFont(parent.getFont()); } text = new Text(composite, getInputTextStyle() | SWT.WRAP); text.setLayoutData(new GridData(GridData.GRAB_HORIZONTAL | GridData.HORIZONTAL_ALIGN_FILL)); text.addModifyListener(new ModifyListener() { public void modifyText(ModifyEvent e) { validateInput(); } }); // xpathwidget = new XpathWidget(site,"...",treeParent,null, composite, null,false,true); // XpathSelectDialog(Shell parentShell,TreeParent parent,String title,IWorkbenchPartSite site,boolean // isMulti,String dataModelName) openDLG = new Button(composite, SWT.NONE); openDLG.setImage(ImageCache.getCreatedImage(EImage.DOTS_BUTTON.getPath())); openDLG.addSelectionListener(this); openDLG.setLayoutData(new GridData(SWT.RIGHT, SWT.CENTER, false, false, 1, 1)); openDLG.setVisible(isBtnShow); openDLG.setToolTipText(Messages.ViewInputDialog_SelectOneEntity); errorMessageText = new Text(composite, SWT.READ_ONLY | SWT.WRAP); errorMessageText.setLayoutData(new GridData(SWT.FILL, SWT.TOP, false, false, 2, 1)); errorMessageText.setBackground(errorMessageText.getDisplay().getSystemColor(SWT.COLOR_WIDGET_BACKGROUND)); // Set the error message text setErrorMessage(errorMessage); if (isTransfor) { Group radioGroup = new Group(composite, SWT.SHADOW_NONE); radioGroup.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, false, 2, 1)); radioGroup.setLayout(new GridLayout(1, false)); radioGroup.setText(Messages.ViewInputDialog_SelectOneType); transformeButton = new Button(radioGroup, SWT.RADIO); transformeButton.setText(Messages.ViewInputDialog_CreateNormalProcess); transformeButton.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, true, 1, 1)); text.setText("");//$NON-NLS-1$ transformeButton.addSelectionListener(new SelectionListener() { public void widgetDefaultSelected(SelectionEvent e) { } public void widgetSelected(SelectionEvent e) { text.setText("");//$NON-NLS-1$ label.setText(message); openDLG.setVisible(false); parent.layout(true); value = "";//$NON-NLS-1$ } }); transformeButton.setSelection(true); smartViewButton = new Button(radioGroup, SWT.RADIO); smartViewButton.setText(Messages.ViewInputDialog_CreateSmartProcess); smartViewButton.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, true, 1, 1)); // smartViewButton.setSelection(true); smartViewButton.addSelectionListener(new SelectionListener() { public void widgetDefaultSelected(SelectionEvent e) { } public void widgetSelected(SelectionEvent e) { text.setText(Smart_view); label.setText(Messages.ViewInputDialog_EnterNameFollowsXX); openDLG.setVisible(true); value = Smart_view; } }); beforeSavingButton = new Button(radioGroup, SWT.RADIO); beforeSavingButton.setText(Messages.ViewInputDialog_CreateBeforeSaveProcess); beforeSavingButton.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, true, 1, 1)); beforeSavingButton.addSelectionListener(new SelectionListener() { public void widgetDefaultSelected(SelectionEvent e) { } public void widgetSelected(SelectionEvent e) { text.setText(beforeSaving); label.setText(Messages.ViewInputDialog_EnterNameFollowsXX1); openDLG.setVisible(true); value = beforeSaving; } }); beforeDeletingButton = new Button(radioGroup, SWT.RADIO); beforeDeletingButton.setText(Messages.ViewInputDialog_CreateBeforeDelProcess); beforeDeletingButton.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, true, 1, 1)); beforeDeletingButton.addSelectionListener(new SelectionListener() { public void widgetDefaultSelected(SelectionEvent e) { } public void widgetSelected(SelectionEvent e) { text.setText(beforeDeleting); label.setText(Messages.ViewInputDialog_EnterNameFollowsXX2); openDLG.setVisible(true); value = beforeDeleting; } }); runnableProcessButton = new Button(radioGroup, SWT.RADIO); runnableProcessButton.setText(Messages.ViewInputDialog_CreateRunnableProcess); runnableProcessButton.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, true, 1, 1)); runnableProcessButton.addSelectionListener(new SelectionListener() { public void widgetDefaultSelected(SelectionEvent e) { } public void widgetSelected(SelectionEvent e) { text.setText(runnableProcess); label.setText(Messages.ViewInputDialog_EnterNameFollowsXX3); openDLG.setVisible(true); value = runnableProcess; } }); standaloneProcessButton = new Button(radioGroup, SWT.RADIO); standaloneProcessButton.setText(Messages.ViewInputDialog_CreateStandloneProcess); standaloneProcessButton.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, true, 1, 1)); standaloneProcessButton.addSelectionListener(new SelectionListener() { public void widgetDefaultSelected(SelectionEvent e) { } public void widgetSelected(SelectionEvent e) { text.setText(standaloneProcess); label.setText(Messages.ViewInputDialog_EnterNameFollowsXX4); openDLG.setVisible(true); value = standaloneProcess; } }); } else { if (value != null) { text.setText(value); } } applyDialogFont(composite); return composite; } protected Label getErrorMessageLabel() { return null; } protected Button getOkButton() { return okButton; } protected IInputValidator getValidator() { return validator; } public String getValue() { return value; } protected void validateInput() { String errorMessage = null; if (validator != null) { errorMessage = validator.isValid(text.getText()); } setErrorMessage(errorMessage); } public void setErrorMessage(String errorMessage) { this.errorMessage = errorMessage; if (errorMessageText != null && !errorMessageText.isDisposed()) { errorMessageText.setText(errorMessage == null ? " \n " : errorMessage);//$NON-NLS-1$ boolean hasError = errorMessage != null && (StringConverter.removeWhiteSpaces(errorMessage)).length() > 0; errorMessageText.setEnabled(hasError); errorMessageText.setVisible(hasError); errorMessageText.getParent().update(); Control button = getButton(IDialogConstants.OK_ID); if (button != null) { button.setEnabled(errorMessage == null); } } } protected int getInputTextStyle() { return SWT.SINGLE | SWT.BORDER; } public void widgetDefaultSelected(SelectionEvent e) { } public void widgetSelected(SelectionEvent e) { dlg = new XpathSelectDialog(composite.getShell(), treeParent, Messages.ViewInputDialog_SelectOneEntity, site, false, null); dlg.setBlockOnOpen(true); dlg.open(); if (dlg.getReturnCode() == Window.OK) { text.setText(value + dlg.getEntityName()); dlg.close(); } } }