Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.utils.ui / src / org / simantics / utils / ui / validators / RangeValidator.java

diff --git a/bundles/org.simantics.utils.ui/src/org/simantics/utils/ui/validators/RangeValidator.java b/bundles/org.simantics.utils.ui/src/org/simantics/utils/ui/validators/RangeValidator.java
new file mode 100644 (file)
index 0000000..4caa4c2
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+++ b/bundles/org.simantics.utils.ui/src/org/simantics/utils/ui/validators/RangeValidator.java
@@ -0,0 +1,49 @@
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
+ * in Industry THTH ry.\r
+ * All rights reserved. This program and the accompanying materials\r
+ * are made available under the terms of the Eclipse Public License v1.0\r
+ * which accompanies this distribution, and is available at\r
+ * http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ * Contributors:\r
+ *     VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+/*\r
+ * 28.6.2006\r
+ */\r
+package org.simantics.utils.ui.validators;\r
+\r
+import org.eclipse.jface.dialogs.IInputValidator;\r
+\r
+/**\r
+ * RangeValidator is a validator that validates integer numbers\r
+ * in a given range.\r
+ * @author Toni Kalajainen\r
+ */\r
+public class RangeValidator implements IInputValidator {\r
+\r
+    final long minValue;\r
+    final long maxValue;\r
+\r
+    public RangeValidator(long minValue, long maxValue)\r
+    {\r
+        this.minValue = minValue;\r
+        this.maxValue = maxValue;\r
+    }\r
+\r
+    @Override\r
+    public String isValid(String newText) {\r
+        try {\r
+            long value = new Long(newText);\r
+            if (value<minValue)\r
+                return "Value must be at least or over "+minValue;\r
+            if (value>maxValue)\r
+                return "Value must be at most "+maxValue;\r
+            return null;\r
+        } catch (NumberFormatException e) {\r
+            return "\""+newText+"\" is not an integer value";//;e.getMessage();\r
+        }\r
+    };\r
+\r
+}\r