Fixed tool tip issue for windows systems.

refs 3280

org.fortiss.tooling.base.ui/trunk/src/org/fortiss/tooling/base/ui/editor/.ratings

 AdvancedTreeViewerEditorBase.java 3bb67c52886069379765289885df3b23790b88c9 GREEN
 AllocationDiagramEditorBase.java 3c03b9220f1c342ded673d6d1b2fd2c01b57fba6 GREEN
-CommonDiagramEditorBase.java 3d83b0b5eb1081b0a85e88d291062f215a7ca74e GREEN
+CommonDiagramEditorBase.java 438babd95dd7a185bd32246cb8180b00bb53f18a GREEN
 ConstraintBasedProcessEditor.java ff7253ad26f25f681e09a36d0527b0214df08d30 RED
 DiagramEditorBase.java 3d2bb40e18548ebca0dfdd78f094598e5ee298d1 GREEN
 DiagramKeyHandler.java 9c59eca862c9f878da7cbf7c220f26b38737095c GREEN

org.fortiss.tooling.base.ui/trunk/src/org/fortiss/tooling/base/ui/editor/CommonDiagramEditorBase.java

@@ -211,7 +211,9 @@ abstract class CommonDiagramEditorBase<T extends EObject> extends GEFEditorBase<
 
 				String hint = "";
 				if(model instanceof EObject && shouldDisplayCreateConnectionHint((EObject)model)) {
-					String key = Platform.getOS().equals(Platform.OS_LINUX) ? "Ctrl" : "Alt";
+					String key =
+							Platform.getOS().equals(Platform.OS_LINUX) ||
+									Platform.getOS().equals(Platform.OS_WIN32) ? "Ctrl" : "Alt";
 					String commonStr = " by pressing " + key + " and dragging";
 					if(model instanceof IConnector) {
 						hint = "Link two connectors" + commonStr + "from source to target";