bundles/org.simantics.g2d/src/org/simantics/g2d/tooltip/EditableTextTooltipProvider.java

   1 /*******************************************************************************\r
   2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
   3  * in 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.g2d.tooltip;\r
  13 \r
  14 import java.awt.Frame;\r
  15 import java.awt.Label;\r
  16 import java.awt.TextField;\r
  17 import java.awt.event.FocusEvent;\r
  18 import java.awt.event.FocusListener;\r
  19 import java.awt.event.KeyEvent;\r
  20 import java.awt.event.KeyListener;\r
  21 \r
  22 import javax.swing.BoxLayout;\r
  23 \r
  24 import org.simantics.g2d.element.IElement;\r
  25 \r
  26 public abstract class EditableTextTooltipProvider implements FocusableTooltipProvider {\r
  27         private Frame frame;\r
  28         private TextField field;\r
  29         \r
  30         @Override\r
  31         public void showTooltip(final IElement element, int x, int y) {\r
  32                 if (frame != null) {\r
  33                         frame.setVisible(false);\r
  34                         frame.dispose();\r
  35                         frame = null;\r
  36                 }\r
  37                 frame = new Frame(getTooltipText(element));\r
  38                 frame.setFocusableWindowState(false);\r
  39                 frame.setUndecorated(true);\r
  40                 frame.addFocusListener(new FocusListener() {\r
  41                         \r
  42                         @Override\r
  43                         public void focusLost(FocusEvent arg0) {\r
  44                                 System.out.println("Lost " + arg0);\r
  45                                 \r
  46                         }\r
  47                         \r
  48                         @Override\r
  49                         public void focusGained(FocusEvent arg0) {\r
  50                                 System.out.println("Lost " + arg0);     \r
  51                         }\r
  52                 });\r
  53                 Label label = new Label("Press 'F9' to focus");\r
  54                 field = new TextField(getTooltipText(element));\r
  55                 field.setFocusable(false);\r
  56                 field.setEditable(false);\r
  57                 field.addKeyListener(new KeyListener() {\r
  58                         \r
  59                         @Override\r
  60                         public void keyTyped(KeyEvent arg0) {\r
  61                                 \r
  62                         }\r
  63                         \r
  64                         @Override\r
  65                         public void keyReleased(KeyEvent arg0) {\r
  66                                 if (arg0.getKeyCode() == KeyEvent.VK_ENTER) {\r
  67                                         setText(element, field.getText());\r
  68                                         frame.setVisible(false);\r
  69                                 }\r
  70                         }\r
  71                         \r
  72                         @Override\r
  73                         public void keyPressed(KeyEvent arg0) {\r
  74                                 \r
  75                         }\r
  76                 });\r
  77                 frame.setLayout(new BoxLayout(frame, BoxLayout.Y_AXIS));\r
  78                 frame.add(label);\r
  79                 frame.add(field);\r
  80                 frame.pack();\r
  81                 frame.setVisible(true);\r
  82                 frame.setLocation(x,y-32);\r
  83                 \r
  84         }\r
  85         \r
  86         @Override\r
  87         public void hideTooltip(IElement element) {\r
  88                 if (frame != null) {\r
  89                         frame.setVisible(false);\r
  90                         frame.dispose();\r
  91                         frame = null;\r
  92                 }\r
  93         }\r
  94         \r
  95         public void focus() {\r
  96                 frame.setFocusableWindowState(true);\r
  97                 frame.setFocusable(true);\r
  98                 field.setFocusable(true);\r
  99                 field.setEditable(true);\r
 100                 frame.requestFocus();\r
 101                 frame.requestFocusInWindow();\r
 102                 //frame.transferFocus();\r
 103                 System.out.println(field.isFocusOwner() + " " + frame.isFocused());\r
 104         }\r
 105         \r
 106         @Override\r
 107         public boolean hasFocus() {\r
 108                 return field.isFocusOwner();\r
 109         }\r
 110         \r
 111         public abstract String getTooltipText(IElement element);\r
 112         \r
 113         public abstract void setText(IElement element, String text);\r
 114 \r
 115 }\r