Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.spreadsheet.ui / src / org / simantics / spreadsheet / ui / TextTableCellEditor.java

diff --git a/bundles/org.simantics.spreadsheet.ui/src/org/simantics/spreadsheet/ui/TextTableCellEditor.java b/bundles/org.simantics.spreadsheet.ui/src/org/simantics/spreadsheet/ui/TextTableCellEditor.java
new file mode 100644 (file)
index 0000000..398d3f9
--- /dev/null
+++ b/bundles/org.simantics.spreadsheet.ui/src/org/simantics/spreadsheet/ui/TextTableCellEditor.java
@@ -0,0 +1,160 @@
+/*******************************************************************************\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
+package org.simantics.spreadsheet.ui;\r
+\r
+import java.awt.Component;\r
+import java.awt.Toolkit;\r
+import java.awt.event.KeyEvent;\r
+import java.awt.geom.AffineTransform;\r
+import java.util.EventObject;\r
+\r
+import javax.swing.DefaultCellEditor;\r
+import javax.swing.JOptionPane;\r
+import javax.swing.JTable;\r
+import javax.swing.JTextField;\r
+import javax.swing.SwingUtilities;\r
+\r
+import org.simantics.databoard.Bindings;\r
+import org.simantics.databoard.binding.mutable.Variant;\r
+import org.simantics.spreadsheet.CellEditor;\r
+import org.simantics.spreadsheet.ClientModel;\r
+import org.simantics.spreadsheet.util.SpreadsheetUtils;\r
+\r
+class TextTableCellEditor extends DefaultCellEditor implements SpreadsheetCellEditor {\r
+\r
+    final int row;\r
+    final int column;\r
+    final CellEditor<?> editor;\r
+    final String initial;\r
+    \r
+    private static final long serialVersionUID = 8039248821751464832L;\r
+\r
+    JTextField ftf;\r
+    ClientModel clientModel;\r
+       \r
+    public TextTableCellEditor(final int row, final int column,final String initial, final CellEditor<?> editor, ClientModel clientModel) {\r
+       \r
+        super(new JTextField());\r
+        \r
+       assert(editor != null);\r
+\r
+        this.row = row;\r
+        this.column = column;\r
+        this.initial = initial == null ? "" : initial;\r
+        this.editor = editor;\r
+        this.clientModel = clientModel;\r
+        \r
+        ftf = (JTextField)getComponent();\r
+\r
+        ftf.setHorizontalAlignment(JTextField.TRAILING);\r
+        \r
+    }\r
+\r
+    @Override\r
+    public boolean isCellEditable(EventObject event) {\r
+        if (super.isCellEditable(event)) {\r
+            if (event instanceof KeyEvent) {\r
+                KeyEvent ke = (KeyEvent) event;\r
+                int kc = ke.getKeyCode();\r
+                switch (kc) {\r
+                case KeyEvent.VK_ESCAPE:\r
+                    return false;\r
+                case KeyEvent.VK_F2:\r
+                    return true;\r
+                }\r
+                if (ke.isActionKey())\r
+                    return false;\r
+            }\r
+            return true;\r
+        }\r
+        return false;\r
+    }\r
+\r
+    //Override to invoke setValue on the formatted text field.\r
+    public Component getTableCellEditorComponent(JTable table,\r
+            Object value, boolean isSelected,\r
+            int row, int column) {\r
+       JTextField ftf =\r
+            (JTextField)super.getTableCellEditorComponent(\r
+                table, value, isSelected, row, column);\r
+        ftf.setText(initial);\r
+        ftf.selectAll();\r
+        ftf.setFont(ftf.getFont().deriveFont(AffineTransform.getScaleInstance(0.8, 0.8)));\r
+        return ftf;\r
+    }\r
+\r
+    //Override to ensure that the value remains an Integer.\r
+    public Object getCellEditorValue() {\r
+       JTextField ftf = (JTextField)getComponent();\r
+        return ftf.getText();\r
+    }\r
+\r
+    /** \r
+     * Lets the user know that the text they entered is \r
+     * bad. Returns true if the user elects to revert to\r
+     * the last good value.  Otherwise, returns false, \r
+     * indicating that the user wants to continue editing.\r
+     */\r
+    protected boolean userSaysRevert() {\r
+        Toolkit.getDefaultToolkit().beep();\r
+        ftf.selectAll();\r
+        Object[] options = {"Edit",\r
+                            "Revert"};\r
+        int answer = JOptionPane.showOptionDialog(\r
+            SwingUtilities.getWindowAncestor(ftf),\r
+            "The value must be an integer between "\r
+//            + minimum + " and "\r
+//            + maximum + ".\n"\r
+            + "You can either continue editing "\r
+            + "or revert to the last valid value.",\r
+            "Invalid Text Entered",\r
+            JOptionPane.YES_NO_OPTION,\r
+            JOptionPane.ERROR_MESSAGE,\r
+            null,\r
+            options,\r
+            options[1]);\r
+           \r
+        if (answer == 1) { //Revert!\r
+            ftf.setText(ftf.getText());\r
+           return true;\r
+        }\r
+       return false;\r
+    }\r
+\r
+    @Override\r
+    public void commit() {\r
+        \r
+       String str = (String)getCellEditorValue();\r
+\r
+       String cellName = SpreadsheetUtils.cellName(row, column);\r
+       String expression = clientModel.getPossiblePropertyAt(cellName, ClientModel.CONTENT_EXPRESSION);\r
+               if(expression == null) {\r
+                       Variant content = SpreadsheetUtils.getSafeClientVariant(clientModel, cellName, ClientModel.CONTENT);\r
+                       if(content != null)\r
+                               expression = content.getValue().toString();\r
+                       else\r
+                               expression = "";\r
+               } else {\r
+                       expression = "=" + expression;\r
+               }        \r
+        if (expression.equals(str))\r
+               return;\r
+        \r
+        if (str.startsWith("=")) {\r
+                       editor.edit(null, SpreadsheetUtils.cellName(row, column), ClientModel.CONTENT_EXPRESSION, str, Bindings.STRING, null);\r
+               } else {\r
+                       editor.edit(null, SpreadsheetUtils.cellName(row, column), Variant.ofInstance(str), null);\r
+               }\r
+        \r
+    }\r
+    \r
+}\r