Sync git svn branch with SVN repository r33144.

[simantics/platform.git] / bundles / org.simantics.browsing.ui.model / src / org / simantics / browsing / ui / model / tooltips / TooltipContribution.java

diff --git a/bundles/org.simantics.browsing.ui.model/src/org/simantics/browsing/ui/model/tooltips/TooltipContribution.java b/bundles/org.simantics.browsing.ui.model/src/org/simantics/browsing/ui/model/tooltips/TooltipContribution.java
new file mode 100644 (file)
index 0000000..2a9d36d
--- /dev/null
+++ b/bundles/org.simantics.browsing.ui.model/src/org/simantics/browsing/ui/model/tooltips/TooltipContribution.java
@@ -0,0 +1,44 @@
+package org.simantics.browsing.ui.model.tooltips;\r
+\r
+import java.util.HashMap;\r
+import java.util.Map;\r
+\r
+import org.simantics.browsing.ui.BuiltinKeys;\r
+import org.simantics.browsing.ui.NodeContext;\r
+import org.simantics.browsing.ui.model.InvalidContribution;\r
+import org.simantics.browsing.ui.model.nodetypes.NodeType;\r
+import org.simantics.browsing.ui.model.tests.Test;\r
+import org.simantics.browsing.ui.model.visuals.VisualsContribution;\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.exception.DatabaseException;\r
+\r
+public class TooltipContribution extends VisualsContribution {\r
+    TooltipRule tooltipRule;\r
+    \r
+    private Map<Object, Object> auxiliary = new HashMap<>();\r
+    \r
+    public TooltipContribution(NodeType nodeType, Test test, TooltipRule tooltipRule, double priority) throws InvalidContribution {\r
+        super(nodeType, test, priority);\r
+        if(!tooltipRule.isCompatible(nodeType.getContentType()))\r
+            throw new InvalidContribution("Tooltip rule is not compatible with the content type.");\r
+        this.tooltipRule = tooltipRule;\r
+    }\r
+\r
+    public Object getTooltip(Object event, Object parent, NodeContext context) {\r
+        try {\r
+            return tooltipRule.createTooltip(event, parent, context, auxiliary);\r
+        } finally {\r
+            auxiliary.clear();\r
+        }\r
+        \r
+    }    \r
+    \r
+    public boolean shouldCreateToolTip(ReadGraph graph, NodeContext context) throws DatabaseException {\r
+        Object content = context.getConstant(BuiltinKeys.INPUT);\r
+        if(test != null && !test.test(graph, content))\r
+            return false;\r
+        \r
+        return tooltipRule.shouldCreateToolTip(graph, context, auxiliary);\r
+    }\r
+    \r
+}\r