Changes:
[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpdt / ui / wizards / NewClassWizardPage.java
diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/ui/wizards/NewClassWizardPage.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/ui/wizards/NewClassWizardPage.java
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+/*******************************************************************************
+ * Copyright (c) 2000, 2003 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials 
+ * are made available under the terms of the Common Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/cpl-v10.html
+ * 
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ *******************************************************************************/
+package net.sourceforge.phpdt.ui.wizards;
+
+import net.sourceforge.phpdt.core.IJavaElement;
+import net.sourceforge.phpdt.internal.ui.wizards.NewWizardMessages;
+import net.sourceforge.phpdt.internal.ui.wizards.dialogfields.DialogField;
+import net.sourceforge.phpdt.internal.ui.wizards.dialogfields.LayoutUtil;
+import net.sourceforge.phpdt.internal.ui.wizards.dialogfields.SelectionButtonDialogFieldGroup;
+
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.jface.dialogs.Dialog;
+import org.eclipse.jface.dialogs.IDialogSettings;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.layout.GridLayout;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Control;
+
+/**
+ * Wizard page to  create a new class. 
+ * <p>
+ * Note: This class is not intended to be subclassed. To implement a different kind of 
+ * a new class wizard page, extend <code>NewTypeWizardPage</code>.
+ * </p>
+ * 
+ * @since 2.0
+ */
+public class NewClassWizardPage extends NewTypeWizardPage {
+
+  private final static String PAGE_NAME = "NewClassWizardPage"; //$NON-NLS-1$
+
+  private final static String SETTINGS_CREATEMAIN = "create_main"; //$NON-NLS-1$
+  private final static String SETTINGS_CREATECONSTR = "create_constructor"; //$NON-NLS-1$
+  private final static String SETTINGS_CREATEUNIMPLEMENTED = "create_unimplemented"; //$NON-NLS-1$
+
+  private SelectionButtonDialogFieldGroup fMethodStubsButtons;
+
+  /**
+   * Creates a new <code>NewClassWizardPage</code>
+   */
+  public NewClassWizardPage() {
+    super(true, PAGE_NAME);
+
+    setTitle(NewWizardMessages.getString("NewClassWizardPage.title")); //$NON-NLS-1$
+    setDescription(NewWizardMessages.getString("NewClassWizardPage.description")); //$NON-NLS-1$
+
+    String[] buttonNames3 = new String[] { NewWizardMessages.getString("NewClassWizardPage.methods.main"), NewWizardMessages.getString("NewClassWizardPage.methods.constructors"), //$NON-NLS-1$ //$NON-NLS-2$
+      NewWizardMessages.getString("NewClassWizardPage.methods.inherited") //$NON-NLS-1$
+    };
+    fMethodStubsButtons = new SelectionButtonDialogFieldGroup(SWT.CHECK, buttonNames3, 1);
+    fMethodStubsButtons.setLabelText(NewWizardMessages.getString("NewClassWizardPage.methods.label")); //$NON-NLS-1$
+  }
+
+  // -------- Initialization ---------
+
+  /**
+   * The wizard owning this page is responsible for calling this method with the
+   * current selection. The selection is used to initialize the fields of the wizard 
+   * page.
+   * 
+   * @param selection used to initialize the fields
+   */
+  public void init(IStructuredSelection selection) {
+    IJavaElement jelem = getInitialJavaElement(selection);
+    initContainerPage(jelem);
+    initTypePage(jelem);
+    doStatusUpdate();
+
+    boolean createMain = false;
+    boolean createConstructors = false;
+    boolean createUnimplemented = true;
+    IDialogSettings section = getDialogSettings().getSection(PAGE_NAME);
+    if (section != null) {
+      createMain = section.getBoolean(SETTINGS_CREATEMAIN);
+      createConstructors = section.getBoolean(SETTINGS_CREATECONSTR);
+      createUnimplemented = section.getBoolean(SETTINGS_CREATEUNIMPLEMENTED);
+    }
+
+    setMethodStubSelection(createMain, createConstructors, createUnimplemented, true);
+  }
+
+  // ------ validation --------
+  private void doStatusUpdate() {
+    // status of all used components
+    IStatus[] status =
+      new IStatus[] {
+        fContainerStatus,
+        isEnclosingTypeSelected() ? fEnclosingTypeStatus : fPackageStatus,
+        fTypeNameStatus,
+        fModifierStatus,
+      //                       fSuperClassStatus,
+      //                       fSuperInterfacesStatus
+    };
+
+    // the mode severe status will be displayed and the ok button enabled/disabled.
+    updateStatus(status);
+  }
+
+  /*
+   * @see NewContainerWizardPage#handleFieldChanged
+   */
+  protected void handleFieldChanged(String fieldName) {
+    super.handleFieldChanged(fieldName);
+
+    doStatusUpdate();
+  }
+
+  // ------ ui --------
+
+  /*
+   * @see WizardPage#createControl
+   */
+  public void createControl(Composite parent) {
+    initializeDialogUnits(parent);
+
+    Composite composite = new Composite(parent, SWT.NONE);
+
+    int nColumns = 4;
+
+    GridLayout layout = new GridLayout();
+    layout.numColumns = nColumns;
+    composite.setLayout(layout);
+
+    // pick & choose the wanted UI components
+
+    createContainerControls(composite, nColumns);
+    createPackageControls(composite, nColumns);
+    createEnclosingTypeControls(composite, nColumns);
+
+    createSeparator(composite, nColumns);
+
+    createTypeNameControls(composite, nColumns);
+    createModifierControls(composite, nColumns);
+
+    createSuperClassControls(composite, nColumns);
+    createSuperInterfacesControls(composite, nColumns);
+
+    createMethodStubSelectionControls(composite, nColumns);
+
+    setControl(composite);
+
+    Dialog.applyDialogFont(composite);
+    //         WorkbenchHelp.setHelp(composite, IJavaHelpContextIds.NEW_CLASS_WIZARD_PAGE);    
+  }
+
+  /*
+   * @see WizardPage#becomesVisible
+   */
+  public void setVisible(boolean visible) {
+    super.setVisible(visible);
+    if (visible) {
+      setFocus();
+    }
+  }
+
+  private void createMethodStubSelectionControls(Composite composite, int nColumns) {
+    Control labelControl = fMethodStubsButtons.getLabelControl(composite);
+    LayoutUtil.setHorizontalSpan(labelControl, nColumns);
+
+    DialogField.createEmptySpace(composite);
+
+    Control buttonGroup = fMethodStubsButtons.getSelectionButtonsGroup(composite);
+    LayoutUtil.setHorizontalSpan(buttonGroup, nColumns - 1);
+  }
+
+  /**
+   * Returns the current selection state of the 'Create Main' checkbox.
+   * 
+   * @return the selection state of the 'Create Main' checkbox
+   */
+  public boolean isCreateMain() {
+    return fMethodStubsButtons.isSelected(0);
+  }
+
+  /**
+   * Returns the current selection state of the 'Create Constructors' checkbox.
+   * 
+   * @return the selection state of the 'Create Constructors' checkbox
+   */
+  public boolean isCreateConstructors() {
+    return fMethodStubsButtons.isSelected(1);
+  }
+
+  /**
+   * Returns the current selection state of the 'Create inherited abstract methods' 
+   * checkbox.
+   * 
+   * @return the selection state of the 'Create inherited abstract methods' checkbox
+   */
+  public boolean isCreateInherited() {
+    return fMethodStubsButtons.isSelected(2);
+  }
+
+  /**
+   * Sets the selection state of the method stub checkboxes.
+   * 
+   * @param createMain initial selection state of the 'Create Main' checkbox.
+   * @param createConstructors initial selection state of the 'Create Constructors' checkbox.
+   * @param createInherited initial selection state of the 'Create inherited abstract methods' checkbox.
+   * @param canBeModified if <code>true</code> the method stub checkboxes can be changed by 
+   * the user. If <code>false</code> the buttons are "read-only"
+   */
+  public void setMethodStubSelection(
+    boolean createMain,
+    boolean createConstructors,
+    boolean createInherited,
+    boolean canBeModified) {
+    fMethodStubsButtons.setSelection(0, createMain);
+    fMethodStubsButtons.setSelection(1, createConstructors);
+    fMethodStubsButtons.setSelection(2, createInherited);
+
+    fMethodStubsButtons.setEnabled(canBeModified);
+  }
+
+  // ---- creation ----------------
+
+  /*
+   * @see NewTypeWizardPage#createTypeMembers
+   */
+  //   protected void createTypeMembers(IType type, ImportsManager imports, IProgressMonitor monitor) throws CoreException {
+  //           boolean doMain= isCreateMain();
+  //           boolean doConstr= isCreateConstructors();
+  //           boolean doInherited= isCreateInherited();
+  //           createInheritedMethods(type, doConstr, doInherited, imports, new SubProgressMonitor(monitor, 1));
+  //
+  //           if (doMain) {
+  //                   StringBuffer buf= new StringBuffer();
+  //                   buf.append("public static void main("); //$NON-NLS-1$
+  //                   buf.append(imports.addImport("java.lang.String")); //$NON-NLS-1$
+  //                   buf.append("[] args) {}"); //$NON-NLS-1$
+  //                   type.createMethod(buf.toString(), null, false, null);
+  //           }
+  //           
+  //           IDialogSettings section= getDialogSettings().getSection(PAGE_NAME);
+  //           if (section == null) {
+  //                   section= getDialogSettings().addNewSection(PAGE_NAME);
+  //           }
+  //           section.put(SETTINGS_CREATEMAIN, doMain);
+  //           section.put(SETTINGS_CREATECONSTR, doConstr);
+  //           section.put(SETTINGS_CREATEUNIMPLEMENTED, doInherited);
+  //           
+  //           if (monitor != null) {
+  //                   monitor.done();
+  //           }       
+  //   }
+
+}