Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.charts / src / org / simantics / charts / editor / TimeInputValidator.java

diff --git a/bundles/org.simantics.charts/src/org/simantics/charts/editor/TimeInputValidator.java b/bundles/org.simantics.charts/src/org/simantics/charts/editor/TimeInputValidator.java
new file mode 100644 (file)
index 0000000..5752fe7
--- /dev/null
+++ b/bundles/org.simantics.charts/src/org/simantics/charts/editor/TimeInputValidator.java
@@ -0,0 +1,83 @@
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2011 Association for Decentralized Information Management in\r
+ * 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
+package org.simantics.charts.editor;\r
+\r
+import java.text.DecimalFormat;\r
+import java.text.Format;\r
+import java.text.ParseException;\r
+\r
+import org.eclipse.jface.dialogs.IInputValidator;\r
+import org.simantics.utils.format.TimeFormat;\r
+\r
+/**\r
+ * @author Toni Kalajainen\r
+ */\r
+public class TimeInputValidator implements IInputValidator {\r
+\r
+       public static final TimeInputValidator INSTANCE = new TimeInputValidator(-Double.MAX_VALUE);\r
+\r
+       public Format decimalFormat = new DecimalFormat("0");\r
+\r
+       public Format timeFormat = new TimeFormat(100, 0);\r
+\r
+       double minValue;\r
+\r
+       public TimeInputValidator(double minValue) {\r
+               this.minValue = minValue;\r
+       }\r
+\r
+       public Double parse(String text) {\r
+               if (text==null) return null;\r
+               text = text.trim();\r
+               if (text.equals("")) return null;\r
+\r
+               try {\r
+                       return (Double) timeFormat.parseObject(text);\r
+               } catch (ParseException e) {\r
+               }\r
+\r
+               try {\r
+                       Number n = (Number) decimalFormat.parseObject(text);\r
+                       if (n instanceof Double) return (Double) n;\r
+                       return n.doubleValue();\r
+               } catch (ParseException e) {\r
+               }\r
+               \r
+               return null;\r
+       }\r
+\r
+       @Override\r
+       public String isValid(String text) {\r
+               if (text==null) return "Null";\r
+               text = text.trim();\r
+               if (text.equals("")) return null;\r
+\r
+               try {\r
+                       Double d = (Double) timeFormat.parseObject(text);\r
+                       \r
+                       if (d != null && d.doubleValue()<minValue)\r
+                               return "Value must be at least "+minValue+" seconds.";\r
+                       return null;\r
+               } catch (ParseException e) {\r
+               }\r
+               \r
+               try {\r
+                       Number n = (Number) decimalFormat.parseObject(text);\r
+                       if (n != null && n.doubleValue()<minValue)\r
+                               return "Value must be at least "+minValue+" seconds.";\r
+                       return null;\r
+               } catch (ParseException e) {\r
+                       return e.toString();\r
+               }\r
+       }\r
+               \r
+}\r