Add New Empty CMake project wizard.

Change-Id: I6f4fc0db27a863700eafcac751fa168dc32d96d5

build/org.eclipse.cdt.cmake.core/src/org/eclipse/cdt/cmake/core/CMakeProjectGenerator.java

@@ -27,6 +27,7 @@ import org.eclipse.core.runtime.IProgressMonitor;
 import org.eclipse.core.runtime.Path;
 import org.eclipse.tools.templates.freemarker.FMProjectGenerator;
 import org.eclipse.tools.templates.freemarker.SourceRoot;
+import org.eclipse.tools.templates.freemarker.TemplateManifest;
 import org.osgi.framework.Bundle;
 
 public class CMakeProjectGenerator extends FMProjectGenerator {
@@ -54,25 +55,29 @@ public class CMakeProjectGenerator extends FMProjectGenerator {
 	public void generate(Map<String, Object> model, IProgressMonitor monitor) throws CoreException {
 		super.generate(model, monitor);
 
-		// Create the source folders
-		IProject project = getProject();
 		List<IPathEntry> entries = new ArrayList<>();
-		List<SourceRoot> srcRoots = getManifest().getSrcRoots();
+		IProject project = getProject();
-		if (srcRoots != null && !srcRoots.isEmpty()) {
+
-			for (SourceRoot srcRoot : srcRoots) {
+		// Create the source folders
-				IFolder sourceFolder = project.getFolder(srcRoot.getDir());
+		TemplateManifest manifest = getManifest();
-				if (!sourceFolder.exists()) {
+		if (manifest != null) {
-					sourceFolder.create(true, true, monitor);
+			List<SourceRoot> srcRoots = getManifest().getSrcRoots();
+			if (srcRoots != null && !srcRoots.isEmpty()) {
+				for (SourceRoot srcRoot : srcRoots) {
+					IFolder sourceFolder = project.getFolder(srcRoot.getDir());
+					if (!sourceFolder.exists()) {
+						sourceFolder.create(true, true, monitor);
+					}
+
+					entries.add(CoreModel.newSourceEntry(sourceFolder.getFullPath()));
 				}
-	
+			} else {
-				entries.add(CoreModel.newSourceEntry(sourceFolder.getFullPath()));
+				entries.add(CoreModel.newSourceEntry(getProject().getFullPath()));
 			}
-		} else {
-			entries.add(CoreModel.newSourceEntry(getProject().getFullPath()));
 		}
 
-		entries.add(CoreModel.newOutputEntry(getProject().getFolder("build").getFullPath(),
+		entries.add(CoreModel.newOutputEntry(getProject().getFolder("build").getFullPath(), //$NON-NLS-1$
-				new IPath[] { new Path("**/CMakeFiles/**") }));
+				new IPath[] { new Path("**/CMakeFiles/**") })); //$NON-NLS-1$
 		CoreModel.getDefault().create(project).setRawPathEntries(entries.toArray(new IPathEntry[entries.size()]),
 				monitor);
 	}

build/org.eclipse.cdt.cmake.ui/plugin.xml

@@ -37,7 +37,7 @@
       </tag>
       <template
             icon="icons/cmake_logo-main.png"
-            id="org.eclipse.cdt.cmake.ui.emptyProjectTemplate"
+            id="org.eclipse.cdt.cmake.ui.newProjectTemplate"
             label="CMake Project"
             wizard="org.eclipse.cdt.cmake.ui.internal.NewCMakeProjectWizard">
          <description>
@@ -50,6 +50,21 @@
                id="org.eclipse.cdt.cmake.ui.tag">
          </tagReference>
       </template>
+      <template
+            icon="icons/cmake_logo-main.png"
+            id="org.eclipse.cdt.cmake.ui.emptyProjectTemplate"
+            label="Empty or Existing CMake Project"
+            wizard="org.eclipse.cdt.cmake.ui.internal.EmptyCMakeProjectWizard">
+         <description>
+            Create a CMake project with no files. Can be used to create one over existing content.
+         </description>
+         <tagReference
+               id="org.eclipse.cdt.ui.cdtTag">
+         </tagReference>
+         <tagReference
+               id="org.eclipse.cdt.cmake.ui.tag">
+         </tagReference>
+      </template>
    </extension>
    <extension
          point="org.eclipse.cdt.launch.coreBuildTab">

build/org.eclipse.cdt.cmake.ui/src/org/eclipse/cdt/cmake/ui/internal/EmptyCMakeProjectWizard.java

@@ -0,0 +1,47 @@
+/*******************************************************************************
+ * Copyright (c) 2016 QNX Software Systems and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *******************************************************************************/
+package org.eclipse.cdt.cmake.ui.internal;
+
+import org.eclipse.cdt.cmake.core.CMakeProjectGenerator;
+import org.eclipse.jface.dialogs.Dialog;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.tools.templates.core.IGenerator;
+import org.eclipse.tools.templates.ui.TemplateWizard;
+import org.eclipse.ui.dialogs.WizardNewProjectCreationPage;
+
+public class EmptyCMakeProjectWizard extends TemplateWizard {
+
+	private WizardNewProjectCreationPage mainPage;
+
+	@Override
+	public void addPages() {
+		mainPage = new WizardNewProjectCreationPage("basicNewProjectPage") { //$NON-NLS-1$
+			@Override
+			public void createControl(Composite parent) {
+				super.createControl(parent);
+				createWorkingSetGroup((Composite) getControl(), getSelection(),
+						new String[] { "org.eclipse.ui.resourceWorkingSetPage" }); //$NON-NLS-1$
+				Dialog.applyDialogFont(getControl());
+			}
+		};
+		mainPage.setTitle("New CMake Project"); //$NON-NLS-1$
+		mainPage.setDescription("Specify properties of new CMake project."); //$NON-NLS-1$
+		this.addPage(mainPage);
+	}
+
+	@Override
+	protected IGenerator getGenerator() {
+		CMakeProjectGenerator generator = new CMakeProjectGenerator(null);
+		generator.setProjectName(mainPage.getProjectName());
+		if (!mainPage.useDefaults()) {
+			generator.setLocationURI(mainPage.getLocationURI());
+		}
+		return generator;
+	}
+
+}