Define non-glass regions through Shell#setData.

2 files changed, 18 insertions, 0 deletions

diff --git a/bundles/org.eclipse.swt/Eclipse SWT/common/org/eclipse/swt/SWT.java b/bundles/org.eclipse.swt/Eclipse SWT/common/org/eclipse/swt/SWT.java
index c2ba5fe5d9..4db18b262e 100644
--- a/bundles/org.eclipse.swt/Eclipse SWT/common/org/eclipse/swt/SWT.java
+++ b/bundles/org.eclipse.swt/Eclipse SWT/common/org/eclipse/swt/SWT.java
@@ -4072,6 +4072,14 @@ public class SWT {
 	 */
 	public static final String SKIN_ID = "org.eclipse.swt.skin.id";
 
+	/**
+	 * Key value for setting and getting the MARGINS that define the area of the glass region on a Shell.
+	 * 
+	 * @see org.eclipse.swt.widgets.Widget#getData(String)
+	 * @see org.eclipse.swt.widgets.Widget#setData(String, Object)
+	 * 
+	 */
+	public static final String GLASS_MARGINS = "GlassMargins"; //$NON-NLS-1$
 	
 /**
  * Answers a concise, human readable description of the error code.
diff --git a/bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/Shell.java b/bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/Shell.java
index 2035677330..b3353ffa66 100644
--- a/bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/Shell.java
+++ b/bundles/org.eclipse.swt/Eclipse SWT/win32/org/eclipse/swt/widgets/Shell.java
@@ -646,6 +646,16 @@ void createHandle () {
 	}
 }
 
+public void setData (String key, Object value) {
+	super.setData(key, value);
+	if (key.equals(SWT.GLASS_MARGINS)) { 
+		Object marginData = getData(SWT.GLASS_MARGINS);
+		if (marginData != null && marginData instanceof MARGINS) {
+			OS.DwmExtendFrameIntoClientArea (handle, (MARGINS) marginData);
+		}
+	}
+}
+
 void createToolTip (ToolTip toolTip) {
 	int id = 0;
 	if (toolTips == null) toolTips = new ToolTip [4];