bundles/org.simantics.utils.ui/src/org/simantics/utils/ui/color/ColorDialog.java

   1 package org.simantics.utils.ui.color;\r
   2 \r
   3 import org.eclipse.jface.dialogs.Dialog;\r
   4 import org.eclipse.jface.layout.GridDataFactory;\r
   5 import org.eclipse.jface.layout.GridLayoutFactory;\r
   6 import org.eclipse.swt.SWT;\r
   7 import org.eclipse.swt.events.SelectionAdapter;\r
   8 import org.eclipse.swt.events.SelectionEvent;\r
   9 import org.eclipse.swt.graphics.Point;\r
  10 import org.eclipse.swt.layout.GridData;\r
  11 import org.eclipse.swt.widgets.Button;\r
  12 import org.eclipse.swt.widgets.Composite;\r
  13 import org.eclipse.swt.widgets.Control;\r
  14 import org.eclipse.swt.widgets.Display;\r
  15 import org.eclipse.swt.widgets.Group;\r
  16 import org.eclipse.swt.widgets.Shell;\r
  17 \r
  18 public class ColorDialog extends Dialog{\r
  19         protected ColorComposite colorComposite;\r
  20         protected Color value;\r
  21         \r
  22         public ColorDialog(Shell parentShell) {\r
  23                 super(parentShell);     \r
  24         }\r
  25         \r
  26         @Override\r
  27         protected void configureShell(Shell newShell) {\r
  28                 super.configureShell(newShell);\r
  29                 newShell.setText("Color");\r
  30         }\r
  31 \r
  32         \r
  33         public void setInitialValue(Color initialValue) {\r
  34                 this.value = new Color(initialValue);\r
  35         }\r
  36         \r
  37         @Override\r
  38     protected Point getInitialSize() {\r
  39         return new Point(400, 400);\r
  40     }\r
  41         \r
  42         @Override\r
  43         protected Control createDialogArea(Composite parent) {\r
  44                 Composite composite = new Composite(parent, SWT.NONE);\r
  45                 GridLayoutFactory.fillDefaults().numColumns(1).margins(6, 0).applyTo(composite);\r
  46                 GridDataFactory.fillDefaults().grab(true, false).align(SWT.FILL, SWT.TOP).applyTo(composite);\r
  47                 colorComposite = new ColorComposite(composite, 0);\r
  48         GridData childData = new GridData(GridData.FILL_BOTH);\r
  49         colorComposite.setLayoutData(childData); \r
  50         if (value != null)\r
  51                 colorComposite.setColor(value);\r
  52         Group builtinGroup = new Group(composite, SWT.NONE);\r
  53         builtinGroup.setText("System colors");\r
  54         GridLayoutFactory.fillDefaults().numColumns(8).spacing(2, 2).margins(4, 4).applyTo(builtinGroup);\r
  55         for (int i = SWT.COLOR_WHITE; i <= SWT.COLOR_DARK_GRAY; i++) {\r
  56                 org.eclipse.swt.graphics.Color c = Display.getCurrent().getSystemColor(i);\r
  57                 Color color = new Color(c.getRGB());\r
  58                 createColorButton(builtinGroup, color);\r
  59         }\r
  60         \r
  61 \r
  62         return composite;\r
  63         }\r
  64         \r
  65         protected Button createColorButton(Composite parent, Color color) {\r
  66                 Button button = new Button(parent, SWT.PUSH);\r
  67         button.setImage(ColorIconCreator.createImage(color, 32, SWT.BORDER));\r
  68         button.setData(color);\r
  69         button.addSelectionListener(new SelectionAdapter() {\r
  70                 @Override\r
  71                 public void widgetSelected(SelectionEvent e) {\r
  72                         colorComposite.setColor(color);\r
  73                 }\r
  74                 });\r
  75         return button;\r
  76         }\r
  77 \r
  78         \r
  79         public Color getColor() {\r
  80                 return colorComposite.getColor();\r
  81         }\r
  82         \r
  83 \r
  84 }\r