[1] Support soft tabs in the route editor

source/src/fr/zenexity/pdt/editors/Editor.java

@@ -23,15 +23,19 @@
 import org.eclipse.jface.text.Region;
 import org.eclipse.jface.text.TypedRegion;
 import org.eclipse.jface.text.hyperlink.IHyperlink;
+import org.eclipse.jface.text.source.ISourceViewer;
+import org.eclipse.jface.text.source.IVerticalRuler;
 import org.eclipse.jface.text.source.SourceViewer;
 import org.eclipse.jface.text.templates.Template;
+import org.eclipse.swt.events.VerifyEvent;
+import org.eclipse.swt.events.VerifyListener;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.ui.IFileEditorInput;
 import org.eclipse.ui.editors.text.TextEditor;
 import org.eclipse.ui.texteditor.MarkerUtilities;
 
 
-public abstract class Editor extends TextEditor {
+public abstract class Editor extends TextEditor implements VerifyListener {
 
 	ColorManager colorManager = new ColorManager();
 	DocumentProvider documentProvider;
@@ -270,6 +274,29 @@ private void clearMarkers() {
 		}
 	}
 
+	// Soft tabs
+
+	protected boolean useSoftTabs = false;
+	protected int softTabsWidth = 4;
+
+	@Override
+	protected ISourceViewer createSourceViewer(Composite parent,IVerticalRuler ruler, int styles) {
+		ISourceViewer viewer = super.createSourceViewer(parent, ruler, styles);
+		viewer.getTextWidget().addVerifyListener(this);
+		return viewer;
+	}
+
+	@Override
+	public void verifyText(VerifyEvent evt) {
+		String softTab = "";
+		if (useSoftTabs) {
+			for (int i = 0; i < softTabsWidth; i++) softTab = softTab + " ";
+			if (evt.text.equals("\t")) {
+				evt.text = softTab;
+			}
+		}
+	}
+
 	// Scanner
 
 	protected String content;

source/src/org/playframework/playclipse/editors/html/HTMLEditor.java

@@ -20,7 +20,7 @@
 import org.playframework.playclipse.editors.PlayEditor;
 
 public class HTMLEditor extends PlayEditor {
-	
+
 	public static final String DEFAULT_COLOR = "html_default_color";
 	public static final String DOCTYPE_COLOR = "html_doctype_color";
 	public static final String HTML_COLOR = "html_html_color";
@@ -112,9 +112,9 @@ public String autoClose(char pc, char c, char nc) {
 		}
 		return null;
 	};
-	
+
 	// Template
-	
+
 	public void templates(String contentType, String ctx) {
 		if(contentType == "default" || contentType == "html" || contentType == "string") {
 			template("$", "Insert dynamic expression", "$${${}}${cursor}");
@@ -135,15 +135,15 @@ public void templates(String contentType, String ctx) {
 			template(ctx, "Close the " + ctx + " HTML tag", "${cursor}"+closeTag);
 		}
 	}
-	
+
 	// Hyperlink
-	
+
 	Pattern extend_s = Pattern.compile("#\\{extends\\s+'([^']+)'");
 	Pattern include = Pattern.compile("#\\{include\\s+'([^']+)'");
 	Pattern action = Pattern.compile("@\\{([^}]+)\\}");
 	Pattern action_in_tag = Pattern.compile("#\\{.+(@.+[)])");
 	Pattern tag = Pattern.compile("#\\{([-a-zA-Z0-9.]+) ");
-	
+
 	public IHyperlink detectHyperlink(ITextViewer textViewer, IRegion region) {
 		BestMatch match = findBestMatch(region.getOffset(), include, extend_s, action, action_in_tag, tag);
 		if(match != null) {
@@ -165,21 +165,21 @@ public IHyperlink detectHyperlink(ITextViewer textViewer, IRegion region) {
 		}
 		return null;
 	}
-	
+
 	// Scanner
-	
+
 	boolean consumeString = false;
 	char openedString = ' ';
 	String oldState = "default";
 	String oldStringState = "default";
-	
+
 	@Override
 	protected void reset() {
 		super.reset();
 		consumeString = false;
 		oldState = "default";
 	}
-	
+
 	@Override
 	public String scan() {
 		if(isNext("*{") && state != "skipped") {
@@ -286,8 +286,7 @@ public String scan() {
 	private Annotation[] oldAnnotations;
 	private ProjectionAnnotationModel annotationModel;
 
-	public void updateFoldingStructure(ArrayList<Position> positions)
-	{
+	public void updateFoldingStructure(ArrayList<Position> positions) {
 		Annotation[] annotations = new Annotation[positions.size()];
 
 		//this will hold the new annotations along
@@ -299,9 +298,9 @@ public void updateFoldingStructure(ArrayList<Position> positions)
 			newAnnotations.put(annotation, positions.get(i));
 			annotations[i] = annotation;
 		}
-		
+
 		annotationModel.modifyAnnotations(oldAnnotations, newAnnotations, null);
-		
+
 		oldAnnotations = annotations;
 	}
 
@@ -313,12 +312,12 @@ public void createPartControl(Composite parent)
 
 		projectionSupport = new ProjectionSupport(viewer, getAnnotationAccess(), getSharedColors());
 		projectionSupport.install();
-		
+
 		//turn projection mode on
 		viewer.doOperation(ProjectionViewer.TOGGLE);
-		
+
 		annotationModel = viewer.getProjectionAnnotationModel();
-		
+
 	}
 
 	@Override
@@ -328,7 +327,7 @@ protected ISourceViewer createSourceViewer(Composite parent, IVerticalRuler rule
 
 		// ensure decoration support has been created and configured.
 		getSourceViewerDecorationSupport(viewer);
-		
+
 		return viewer;
 	}
 

source/src/org/playframework/playclipse/editors/route/RouteEditor.java

@@ -5,10 +5,12 @@
 import org.eclipse.core.resources.IMarker;
 import org.eclipse.jdt.core.IJavaProject;
 import org.eclipse.jdt.core.JavaCore;
+import org.eclipse.jface.preference.IPreferenceStore;
 import org.eclipse.jface.text.BadLocationException;
 import org.eclipse.jface.text.IRegion;
 import org.eclipse.jface.text.ITextViewer;
 import org.eclipse.jface.text.hyperlink.IHyperlink;
+import org.eclipse.jface.util.PropertyChangeEvent;
 import org.playframework.playclipse.ModelInspector;
 import org.playframework.playclipse.PlayPlugin;
 import org.playframework.playclipse.editors.PlayEditor;
@@ -25,6 +27,8 @@ public class RouteEditor extends PlayEditor {
 	 * Can be: "error", "warning" or "ignore"
 	 */
 	public static final String MISSING_ROUTE = "route_missing_route";
+	public static final String SOFT_TABS = "route_soft_tabs";
+	public static final String SOFT_TABS_WIDTH = "route_soft_tabs_width";
 
 	String oldState = "default";
 	IJavaProject javaProject;
@@ -33,6 +37,9 @@ public class RouteEditor extends PlayEditor {
 	public RouteEditor() {
 		super();
 		setSourceViewerConfiguration(new RouteConfiguration(this));
+		IPreferenceStore store = PlayPlugin.getDefault().getPreferenceStore();
+		useSoftTabs = store.getBoolean(SOFT_TABS);
+		softTabsWidth = store.getInt(SOFT_TABS_WIDTH);
 	}
 
 	private IJavaProject getJavaProject() {
@@ -91,6 +98,18 @@ public String getStylePref(String type) {
 		return DEFAULT_COLOR;
 	}
 
+	@Override
+	protected void handlePreferenceStoreChanged(PropertyChangeEvent event) {
+		String key = event.getProperty();
+		System.out.println("handlePrefChanged: " + key);
+		if (key.equals(SOFT_TABS)) {
+			System.out.println("soft tabs!!");
+			useSoftTabs = ((Boolean)event.getNewValue()).booleanValue();
+		}
+
+		super.handlePreferenceStoreChanged(event);
+	}
+
 	private void addMarker(int start, int end, String text) throws BadLocationException {
 		String severityStr = PlayPlugin.getDefault().getPreferenceStore().getString(MISSING_ROUTE);
 		int severity = 0;

source/src/org/playframework/playclipse/preferences/PreferenceInitializer.java

@@ -30,6 +30,8 @@ public void initializeDefaultPreferences() {
 		PreferenceConverter.setDefault(store, RouteEditor.COMMENT_COLOR, new RGB(90, 90, 90));
 		PreferenceConverter.setDefault(store, RouteEditor.DEFAULT_COLOR, new RGB(0, 0, 0));
 		store.setDefault(RouteEditor.MISSING_ROUTE, "warning");
+		store.setDefault(RouteEditor.SOFT_TABS, false);
+		store.setDefault(RouteEditor.SOFT_TABS_WIDTH, 4);
 
 		PreferenceConverter.setDefault(store, ConfEditor.COMMENT_COLOR, new RGB(90, 90, 90));
 		PreferenceConverter.setDefault(store, ConfEditor.KEY_COLOR, new RGB(150, 0, 0));

source/src/org/playframework/playclipse/preferences/RoutesEditorPreferencePage.java

@@ -3,7 +3,9 @@
 import java.util.LinkedHashMap;
 import java.util.Map;
 
+import org.eclipse.jface.preference.BooleanFieldEditor;
 import org.eclipse.jface.preference.ComboFieldEditor;
+import org.eclipse.jface.preference.IntegerFieldEditor;
 import org.playframework.playclipse.editors.route.RouteEditor;
 
 public class RoutesEditorPreferencePage extends PlayEditorPreferencePage {
@@ -33,6 +35,8 @@ public void createFieldEditors() {
 				{"Error", "error"}
 		};
 		addField(new ComboFieldEditor(RouteEditor.MISSING_ROUTE, "When a route is missing", missingRouteKeyValues, getFieldEditorParent()));
+		addField(new BooleanFieldEditor(RouteEditor.SOFT_TABS, "Use soft tabs", getFieldEditorParent()));
+		addField(new IntegerFieldEditor(RouteEditor.SOFT_TABS_WIDTH, "Soft tabs length", getFieldEditorParent()));
 	}
 
 }