bundles/org.simantics.document.swt.core/src/org/simantics/document/swt/core/widget/TrackedTextWidget.java

   1 package org.simantics.document.swt.core.widget;\r
   2 \r
   3 import java.util.Collection;\r
   4 \r
   5 import org.eclipse.jface.dialogs.IInputValidator;\r
   6 import org.eclipse.swt.SWT;\r
   7 import org.eclipse.swt.graphics.Color;\r
   8 import org.eclipse.swt.widgets.Composite;\r
   9 import org.eclipse.swt.widgets.Text;\r
  10 import org.simantics.datatypes.literal.Font;\r
  11 import org.simantics.datatypes.literal.RGB;\r
  12 import org.simantics.document.server.JSONObject;\r
  13 import org.simantics.document.server.handler.AbstractEventHandler;\r
  14 import org.simantics.document.server.io.CommandContextImpl;\r
  15 import org.simantics.document.swt.core.SWTDocument;\r
  16 import org.simantics.document.swt.core.base.LeafWidgetManager;\r
  17 import org.simantics.utils.strings.StringInputProblem;\r
  18 import org.simantics.utils.strings.StringInputValidator;\r
  19 import org.simantics.utils.ui.widgets.ITrackedColorProvider;\r
  20 import org.simantics.utils.ui.widgets.TrackedModifyEvent;\r
  21 import org.simantics.utils.ui.widgets.TrackedModifyListener;\r
  22 import org.simantics.utils.ui.widgets.TrackedText;\r
  23 \r
  24 public class TrackedTextWidget extends LeafWidgetManager<Text> {\r
  25 \r
  26         @Override\r
  27         protected void doUpdateProperties(final SWTDocument document, Text control, JSONObject object) {\r
  28 \r
  29                 if(control.isDisposed()) return;\r
  30                 \r
  31                 TrackedText tt = (TrackedText)control.getData(TrackedText.TRACKED_TEXT_KEY);\r
  32                 \r
  33                 String text = object.getJSONField("text");\r
  34 \r
  35                 final AbstractEventHandler onModify = object.getJSONField("onModify");\r
  36                 final StringInputValidator validator = object.getJSONField("validator");\r
  37                 \r
  38                 RGB.Integer invalidBackground = object.getBeanJSONFieldDefault("invalidBackground", RGB.Integer.BINDING, new RGB.Integer(255,255,255));\r
  39                 RGB.Integer inactiveBackground = object.getBeanJSONFieldDefault("inactiveBackground", RGB.Integer.BINDING, new RGB.Integer(255,255,255));\r
  40                 RGB.Integer hoverBackground = object.getBeanJSONFieldDefault("hoverBackground", RGB.Integer.BINDING, new RGB.Integer(255,255,255));\r
  41                 RGB.Integer editingBackground = object.getBeanJSONFieldDefault("editingBackground", RGB.Integer.BINDING, new RGB.Integer(255,255,255));\r
  42 \r
  43                 RGB.Integer foreground = object.getBeanJSONFieldDefault("foreground", RGB.Integer.BINDING, new RGB.Integer(0,0,0));\r
  44                 \r
  45                 Font font = object.getBeanJSONFieldDefault("font", Font.BINDING, new Font("Arial",10,"Normal"));\r
  46                 \r
  47                 final Color invalid = document.getColor(invalidBackground);\r
  48                 final Color inactive = document.getColor(inactiveBackground);\r
  49                 final Color hover = document.getColor(hoverBackground);\r
  50                 final Color editing = document.getColor(editingBackground);\r
  51                 \r
  52                 tt.setColorProvider(new ITrackedColorProvider() {\r
  53                         \r
  54                         @Override\r
  55                         public Color getInvalidBackground() {\r
  56                                 return invalid;\r
  57                         }\r
  58                         \r
  59                         @Override\r
  60                         public Color getInactiveBackground() {\r
  61                                 return inactive;\r
  62                         }\r
  63                         \r
  64                         @Override\r
  65                         public Color getHoverBackground() {\r
  66                                 return hover;\r
  67                         }\r
  68                         \r
  69                         @Override\r
  70                         public Color getEditingBackground() {\r
  71                                 return editing;\r
  72                         }\r
  73                         \r
  74                 });\r
  75                 \r
  76                 if(text != null)\r
  77                     tt.setTextWithoutNotify(text);\r
  78                 else\r
  79                     System.err.println(this + " text == null");\r
  80                 // This applies coloring\r
  81                 tt.setEditable(true);\r
  82                 \r
  83                 tt.addModifyListener(new TrackedModifyListener() {\r
  84                         \r
  85                         @Override\r
  86                         public void modifyText(TrackedModifyEvent e) {\r
  87                 CommandContextImpl parameters = new CommandContextImpl();\r
  88                 parameters.putString("text", e.getText());\r
  89                                 document.post(onModify, parameters);\r
  90                         }\r
  91                         \r
  92                 });\r
  93                 \r
  94                 if(validator != null) {\r
  95                         tt.setInputValidator(new IInputValidator() {\r
  96 \r
  97                                 @Override\r
  98                                 public String isValid(String newText) {\r
  99                                         Collection<StringInputProblem> problems = validator.validate(newText);\r
 100                                         if(problems.isEmpty()) return null;\r
 101                                         else if (problems.size() == 1) {\r
 102                                                 return problems.iterator().next().getDescription();\r
 103                                         } else return problems.toString();\r
 104                                 }\r
 105 \r
 106                         });\r
 107                 }\r
 108                 \r
 109                 control.setFont(document.getFont(font));\r
 110                 control.setForeground(document.getColor(foreground));\r
 111                 \r
 112         }\r
 113 \r
 114         @Override\r
 115         protected Text doCreateControl(SWTDocument document, Composite parent, JSONObject object) {\r
 116         int style = SWT.NONE;\r
 117 \r
 118         Boolean multiLine = object.getJSONFieldDefault("multiLine", false);\r
 119         if(Boolean.TRUE.equals(multiLine))\r
 120             style |= SWT.MULTI;\r
 121         \r
 122         Boolean vscroll = object.getJSONFieldDefault("VScroll", false);\r
 123         if(Boolean.TRUE.equals(vscroll))\r
 124             style |= SWT.V_SCROLL;\r
 125         \r
 126         Boolean hscroll = object.getJSONFieldDefault("HScroll", false);\r
 127         if(Boolean.TRUE.equals(hscroll))\r
 128             style |= SWT.H_SCROLL;\r
 129         \r
 130                 TrackedText tt = new TrackedText(parent, style);\r
 131 \r
 132                 return tt.getWidget();\r
 133         }\r
 134         \r
 135 }\r