bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/preferences/CSVPreferencePage.java

   1 /*******************************************************************************\r
   2  * Copyright (c) 2007, 2012 Association for Decentralized Information Management in\r
   3  * Industry THTH ry.\r
   4  * All rights reserved. This program and the accompanying materials\r
   5  * are made available under the terms of the Eclipse Public License v1.0\r
   6  * which accompanies this distribution, and is available at\r
   7  * http://www.eclipse.org/legal/epl-v10.html\r
   8  *\r
   9  * Contributors:\r
  10  *     VTT Technical Research Centre of Finland - initial API and implementation\r
  11  *******************************************************************************/\r
  12 package org.simantics.modeling.ui.preferences;\r
  13 \r
  14 import org.eclipse.core.runtime.preferences.InstanceScope;\r
  15 import org.eclipse.jface.layout.GridDataFactory;\r
  16 import org.eclipse.jface.layout.GridLayoutFactory;\r
  17 import org.eclipse.jface.preference.BooleanFieldEditor;\r
  18 import org.eclipse.jface.preference.ComboFieldEditor;\r
  19 import org.eclipse.jface.preference.FieldEditor;\r
  20 import org.eclipse.jface.preference.FieldEditorPreferencePage;\r
  21 import org.eclipse.jface.preference.IPreferenceStore;\r
  22 import org.eclipse.jface.preference.IntegerFieldEditor;\r
  23 import org.eclipse.jface.preference.StringFieldEditor;\r
  24 import org.eclipse.jface.util.PropertyChangeEvent;\r
  25 import org.eclipse.swt.SWT;\r
  26 import org.eclipse.swt.widgets.Composite;\r
  27 import org.eclipse.swt.widgets.Group;\r
  28 import org.eclipse.ui.IWorkbench;\r
  29 import org.eclipse.ui.IWorkbenchPreferencePage;\r
  30 import org.eclipse.ui.preferences.ScopedPreferenceStore;\r
  31 import org.simantics.history.csv.ColumnSeparator;\r
  32 import org.simantics.history.csv.DecimalSeparator;\r
  33 import org.simantics.history.csv.ExportInterpolation;\r
  34 import org.simantics.modeling.preferences.CSVPreferences;\r
  35 \r
  36 public class CSVPreferencePage extends FieldEditorPreferencePage implements IWorkbenchPreferencePage {\r
  37 \r
  38     private ComboFieldEditor fDecimalSeparatorEditor = null;\r
  39     private ComboFieldEditor fColumnSeparatorEditor = null;\r
  40     private StringFieldEditor fExtensionEditor = null;\r
  41     private BooleanFieldEditor fResamplingEditor = null;\r
  42     private ComboFieldEditor fSamplingModeEditor = null;\r
  43     private StringFieldEditor fStartEditor = null;\r
  44     private StringFieldEditor fStepEditor = null;\r
  45     private IntegerFieldEditor fTimeDigitsEditor = null;\r
  46     private IntegerFieldEditor fFloatDigitsEditor = null;\r
  47     private IntegerFieldEditor fDoubleDigitsEditor = null;\r
  48 \r
  49     private String decimalSeparatorValue;\r
  50     private String columnSeparatorValue;\r
  51 \r
  52     public CSVPreferencePage() {\r
  53         super(GRID);\r
  54         setDescription("CSV import and export preferences");\r
  55         IPreferenceStore pf = new ScopedPreferenceStore(InstanceScope.INSTANCE, CSVPreferences.P_NODE);\r
  56         setPreferenceStore( pf );       \r
  57     }\r
  58 \r
  59     @Override\r
  60     public void createControl(Composite parent) {\r
  61         super.createControl(parent);\r
  62     }\r
  63 \r
  64     @Override\r
  65         public void init(IWorkbench workbench) {\r
  66         }\r
  67 \r
  68     @Override\r
  69     protected void initialize() {\r
  70         super.initialize();\r
  71 \r
  72         if (decimalSeparatorValue.equals(columnSeparatorValue)) {\r
  73             setErrorMessage("Column and decimal separators must not be the same.");\r
  74             checkState();\r
  75             updateApplyButton();\r
  76         }\r
  77     }\r
  78 \r
  79         @Override\r
  80         protected void createFieldEditors() {\r
  81             decimalSeparatorValue = getPreferenceStore().getString(CSVPreferences.P_CSV_DECIMAL_SEPARATOR);\r
  82             columnSeparatorValue = getPreferenceStore().getString(CSVPreferences.P_CSV_COLUMN_SEPARATOR);\r
  83 \r
  84             String[][] decimalSeparators = new String[DecimalSeparator.values().length][];\r
  85             int i = 0;\r
  86             for (DecimalSeparator ds : DecimalSeparator.values())\r
  87                 decimalSeparators[i++] = new String[] { ds.label, ds.preference };\r
  88             String[][] columnSeparators = new String[ColumnSeparator.values().length][];\r
  89             i = 0;\r
  90             for (ColumnSeparator cs : ColumnSeparator.values())\r
  91                 columnSeparators[i++] = new String[] { cs.label, cs.preference };\r
  92 \r
  93             fDecimalSeparatorEditor = new ComboFieldEditor(CSVPreferences.P_CSV_DECIMAL_SEPARATOR, "Decimal separator", decimalSeparators, getFieldEditorParent()) {\r
  94                 @Override\r
  95                 public boolean isValid() {\r
  96                     return !decimalSeparatorValue.equals(columnSeparatorValue);\r
  97                 }\r
  98             };\r
  99             addField(fDecimalSeparatorEditor);\r
 100 \r
 101             fColumnSeparatorEditor = new ComboFieldEditor(CSVPreferences.P_CSV_COLUMN_SEPARATOR, "Column separator", columnSeparators, getFieldEditorParent()) {\r
 102             @Override\r
 103             public boolean isValid() {\r
 104                 return !decimalSeparatorValue.equals(columnSeparatorValue);\r
 105             }\r
 106         };\r
 107 \r
 108             addField(fColumnSeparatorEditor);\r
 109 \r
 110             fExtensionEditor = new StringFieldEditor(CSVPreferences.P_CSV_FILE_EXTENSION, "File extension", getFieldEditorParent());\r
 111             addField(fExtensionEditor);\r
 112             \r
 113             fResamplingEditor = new BooleanFieldEditor(CSVPreferences.P_CSV_RESAMPLE, "Resampling", getFieldEditorParent());\r
 114             addField(fResamplingEditor);\r
 115 \r
 116             fSamplingModeEditor = new ComboFieldEditor(CSVPreferences.P_CSV_SAMPLING_MODE, "Sampling mode",\r
 117                     new String[][] {\r
 118                         {ExportInterpolation.LINEAR_INTERPOLATION.label, ExportInterpolation.LINEAR_INTERPOLATION.preference},\r
 119                         {ExportInterpolation.PREVIOUS_SAMPLE.label, ExportInterpolation.PREVIOUS_SAMPLE.preference},\r
 120                         }, getFieldEditorParent());\r
 121             addField(fSamplingModeEditor);\r
 122 \r
 123             fStartEditor = new StringFieldEditor(CSVPreferences.P_CSV_START_TIME, "Start time (s)", getFieldEditorParent()) {\r
 124                 protected boolean doCheckState() {\r
 125                     String text = getTextControl().getText();\r
 126                     if (text == null || text.isEmpty()) {\r
 127                         return true;\r
 128                     }\r
 129                     try {\r
 130                         double number = Double.parseDouble(text);\r
 131                         return number>0;\r
 132                     } catch (NumberFormatException e1) {\r
 133                         return false;\r
 134                     }\r
 135                 };\r
 136             };\r
 137             fStartEditor.setEmptyStringAllowed(true);\r
 138             fStartEditor.setErrorMessage("Enter valid start time value (s)");\r
 139 \r
 140             fStepEditor = new StringFieldEditor(CSVPreferences.P_CSV_TIME_STEP, "Step size (s)", getFieldEditorParent()) {\r
 141                 protected boolean doCheckState() {\r
 142                     String text = getTextControl().getText();\r
 143                     if (text == null || text.isEmpty()) {\r
 144                         return true;\r
 145                     }\r
 146                     try {\r
 147                         double number = Double.parseDouble(text);\r
 148                         return number>0;\r
 149                     } catch (NumberFormatException e1) {\r
 150                         return false;\r
 151                     }\r
 152                 };\r
 153             };\r
 154             fStepEditor.setEmptyStringAllowed(true);\r
 155             fStepEditor.setErrorMessage("Enter valid time step value (s)");\r
 156             addField(fStepEditor);\r
 157 \r
 158             Group significantDigitsGroup = new Group(getFieldEditorParent(), SWT.NONE);\r
 159             significantDigitsGroup.setText("Significant digits");\r
 160             significantDigitsGroup.setToolTipText("Control the Amount of Significant Digits in Exported Numbers");\r
 161             GridDataFactory.fillDefaults().indent(0, 5).span(2, 1).applyTo(significantDigitsGroup);\r
 162 \r
 163             fTimeDigitsEditor = new IntegerFieldEditor(CSVPreferences.P_CSV_TIME_DIGITS, "Time stamps", significantDigitsGroup, 2);\r
 164             fTimeDigitsEditor.setValidRange(1, 15);\r
 165             addField(fTimeDigitsEditor);\r
 166             fFloatDigitsEditor = new IntegerFieldEditor(CSVPreferences.P_CSV_FLOAT_DIGITS, "Single precision floating point", significantDigitsGroup, 1);\r
 167             fFloatDigitsEditor.setValidRange(1, 7);\r
 168             addField(fFloatDigitsEditor);\r
 169             fDoubleDigitsEditor = new IntegerFieldEditor(CSVPreferences.P_CSV_DOUBLE_DIGITS, "Double precision floating point", significantDigitsGroup, 2);\r
 170             fDoubleDigitsEditor.setValidRange(1, 15);\r
 171             addField(fDoubleDigitsEditor);\r
 172 \r
 173             GridLayoutFactory.swtDefaults().numColumns(2).applyTo(significantDigitsGroup);\r
 174         }\r
 175 \r
 176     /**\r
 177      * @see org.eclipse.jface.util.IPropertyChangeListener#propertyChange(org.eclipse.jface.util.PropertyChangeEvent)\r
 178      */\r
 179     @Override\r
 180     public void propertyChange(PropertyChangeEvent event) {\r
 181         if (event.getProperty().equals(FieldEditor.VALUE)) {\r
 182             Object source = event.getSource();\r
 183             boolean validate = false;\r
 184             if (source == fDecimalSeparatorEditor) {\r
 185                 decimalSeparatorValue = (String) event.getNewValue();\r
 186                 validate = true;\r
 187             } else if (source == fColumnSeparatorEditor) {\r
 188                 columnSeparatorValue = (String) event.getNewValue();\r
 189                 validate = true;\r
 190             }\r
 191             if (validate) {\r
 192                 if (decimalSeparatorValue.equals(columnSeparatorValue)) {\r
 193                     setErrorMessage("Column and decimal separators must not be the same.");\r
 194                 } else {\r
 195                     setErrorMessage(null);\r
 196                 }\r
 197                 checkState();\r
 198                 updateApplyButton();\r
 199             }\r
 200         }\r
 201         super.propertyChange(event);\r
 202     }\r
 203 \r
 204 }\r