--- a/snippets/button/Snippet294.d	Sat Jul 12 17:54:42 2008 +0200
+++ b/snippets/button/Snippet294.d	Sat Jul 12 20:09:06 2008 +0200
@@ -27,7 +27,7 @@
 import tango.util.Convert;
 
 void main(String[] args){
-  Snippet294.main(args);
+    Snippet294.main(args);
 }
 
 /*
@@ -41,54 +41,54 @@
 
 public class Snippet294 {
 
-  static int[] circle(int r, int offsetX, int offsetY) {
-    int[] polygon = new int[8 * r + 4];
-    // x^2 + y^2 = r^2
-    for (int i = 0; i < 2 * r + 1; i++) {
-      int x = i - r;
-      int y = cast(int)Math.sqrt(cast(real)(r*r - x*x));
-      polygon[2*i] = offsetX + x;
-      polygon[2*i+1] = offsetY + y;
-      polygon[8*r - 2*i - 2] = offsetX + x;
-      polygon[8*r - 2*i - 1] = offsetY - y;
+    static int[] circle(int r, int offsetX, int offsetY) {
+        int[] polygon = new int[8 * r + 4];
+        // x^2 + y^2 = r^2
+        for (int i = 0; i < 2 * r + 1; i++) {
+            int x = i - r;
+            int y = cast(int)Math.sqrt(cast(real)(r*r - x*x));
+            polygon[2*i] = offsetX + x;
+            polygon[2*i+1] = offsetY + y;
+            polygon[8*r - 2*i - 2] = offsetX + x;
+            polygon[8*r - 2*i - 1] = offsetY - y;
+        }
+        return polygon;
     }
-    return polygon;
-  }
 
-  public static void main(String[] args) {
-    Display display = new Display();
-    Shell shell = new Shell(display);
-    shell.setText("Regions on a Control");
-    shell.setLayout(new FillLayout());
-    shell.setBackground(display.getSystemColor(DWT.COLOR_DARK_RED));
+    public static void main(String[] args) {
+        Display display = new Display();
+        Shell shell = new Shell(display);
+        shell.setText("Regions on a Control");
+        shell.setLayout(new FillLayout());
+        shell.setBackground(display.getSystemColor(DWT.COLOR_DARK_RED));
 
-    Button b2 = new Button(shell, DWT.PUSH);
-    b2.setText("Button with Regions");
+        Button b2 = new Button(shell, DWT.PUSH);
+        b2.setText("Button with Regions");
 
-    // define a region that looks like a circle with two holes in ot
-    Region region = new Region();
-    region.add(circle(67, 87, 77));
-    region.subtract(circle(20, 87, 47));
-    region.subtract(circle(20, 87, 113));
+        // define a region that looks like a circle with two holes in ot
+        Region region = new Region();
+        region.add(circle(67, 87, 77));
+        region.subtract(circle(20, 87, 47));
+        region.subtract(circle(20, 87, 113));
 
-    // define the shape of the button using setRegion
-    b2.setRegion(region);
-    b2.setLocation(100,50);
+        // define the shape of the button using setRegion
+        b2.setRegion(region);
+        b2.setLocation(100,50);
 
-    b2.addListener(DWT.Selection, new class() Listener {
-        public void handleEvent(Event e) {
-	  shell.close();
-	}
-		   });
+        b2.addListener(DWT.Selection, new class() Listener {
+                public void handleEvent(Event e) {
+                shell.close();
+                }
+                });
 
-    shell.setSize(200,200);
-    shell.open();
+        shell.setSize(200,200);
+        shell.open();
 
-    while (!shell.isDisposed()) {
-      if (!display.readAndDispatch())
-	display.sleep();
+        while (!shell.isDisposed()) {
+            if (!display.readAndDispatch())
+                display.sleep();
+        }
+        region.dispose();
+        display.dispose();
     }
-    region.dispose();
-    display.dispose();
-  }
 }