Attachment #105448 for bug #237846

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Lines 15-23 Link Here

(-)src/org/eclipse/swt/nebula/snippets/grid/GridSnippet2.java (+10 lines)
15	import org.eclipse.nebula.widgets.grid.GridColumn;	15	import org.eclipse.nebula.widgets.grid.GridColumn;
16	import org.eclipse.nebula.widgets.grid.GridItem;	16	import org.eclipse.nebula.widgets.grid.GridItem;
17	import org.eclipse.swt.SWT;	17	import org.eclipse.swt.SWT;
		18	import org.eclipse.swt.custom.CCombo;
18	import org.eclipse.swt.layout.FillLayout;	19	import org.eclipse.swt.layout.FillLayout;
19	import org.eclipse.swt.widgets.Display;	20	import org.eclipse.swt.widgets.Display;
20	import org.eclipse.swt.widgets.Shell;	21	import org.eclipse.swt.widgets.Shell;
		22	import org.eclipse.swt.widgets.Text;
21		23
22	/*	24	/*
23	* Create a grid with an item that spans columns.	25	* Create a grid with an item that spans columns.
Lines 34-45 Link Here
34		36
35	Grid grid = new Grid(shell,SWT.BORDER \| SWT.V_SCROLL \| SWT.H_SCROLL);	37	Grid grid = new Grid(shell,SWT.BORDER \| SWT.V_SCROLL \| SWT.H_SCROLL);
36	grid.setHeaderVisible(true);	38	grid.setHeaderVisible(true);
		39
37	GridColumn column = new GridColumn(grid,SWT.NONE);	40	GridColumn column = new GridColumn(grid,SWT.NONE);
38	column.setText("Column 1");	41	column.setText("Column 1");
39	column.setWidth(100);	42	column.setWidth(100);
		43	column.setHeaderControl(new CCombo(grid,SWT.READ_ONLY\|SWT.BORDER));
		44	column.setMoveable(true);
		45
40	GridColumn column2 = new GridColumn(grid,SWT.NONE);	46	GridColumn column2 = new GridColumn(grid,SWT.NONE);
41	column2.setText("Column 2");	47	column2.setText("Column 2");
42	column2.setWidth(100);	48	column2.setWidth(100);
		49	column2.setMoveable(true);
		50	column2.setHeaderControl(new Text(grid,SWT.NONE));
		51
		52
43	GridItem item1 = new GridItem(grid,SWT.NONE);	53	GridItem item1 = new GridItem(grid,SWT.NONE);
44	item1.setText("First Item");	54	item1.setText("First Item");
45	item1.setText(1,"xxxxxxx");	55	item1.setText(1,"xxxxxxx");

Lines 3-12 Link Here

(-)src/org/eclipse/swt/nebula/snippets/cdatetime/CDTSnippet01.java (-1 / +17 lines)
3	import org.eclipse.nebula.widgets.cdatetime.CDT;	3	import org.eclipse.nebula.widgets.cdatetime.CDT;
4	import org.eclipse.nebula.widgets.cdatetime.CDateTime;	4	import org.eclipse.nebula.widgets.cdatetime.CDateTime;
5	import org.eclipse.swt.SWT;	5	import org.eclipse.swt.SWT;
		6	import org.eclipse.swt.events.SelectionAdapter;
		7	import org.eclipse.swt.events.SelectionEvent;
6	import org.eclipse.swt.graphics.Point;	8	import org.eclipse.swt.graphics.Point;
7	import org.eclipse.swt.graphics.Rectangle;	9	import org.eclipse.swt.graphics.Rectangle;
8	import org.eclipse.swt.layout.GridData;	10	import org.eclipse.swt.layout.GridData;
9	import org.eclipse.swt.layout.GridLayout;	11	import org.eclipse.swt.layout.GridLayout;
		12	import org.eclipse.swt.widgets.Button;
10	import org.eclipse.swt.widgets.Display;	13	import org.eclipse.swt.widgets.Display;
11	import org.eclipse.swt.widgets.Shell;	14	import org.eclipse.swt.widgets.Shell;
12		15
Lines 25-33 Link Here
25	GridLayout layout = new GridLayout();	28	GridLayout layout = new GridLayout();
26	shell.setLayout(layout);	29	shell.setLayout(layout);
27		30
28	final CDateTime cdt = new CDateTime(shell, CDT.BORDER \| CDT.DROP_DOWN);	31	final CDateTime cdt = new CDateTime(shell, CDT.BORDER \| CDT.DROP_DOWN \| CDT.DATE_LONG \| CDT.TIME_SHORT );
29	cdt.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));	32	cdt.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
30		33
		34
		35	Button b = new Button(shell,SWT.PUSH);
		36	b.addSelectionListener(new SelectionAdapter() {
		37
		38	@Override
		39	public void widgetSelected(SelectionEvent e) {
		40	System.err.println(cdt.getSelection());
		41	}
		42
		43	});
		44
31	shell.pack();	45	shell.pack();
32	Point size = shell.getSize();	46	Point size = shell.getSize();
33	Rectangle screen = display.getMonitors()[0].getBounds();	47	Rectangle screen = display.getMonitors()[0].getBounds();
Lines 37-42 Link Here
37	size.x,	51	size.x,
38	size.y	52	size.y
39	);	53	);
		54
		55
40	shell.open();	56	shell.open();
41	while (!shell.isDisposed()) {	57	while (!shell.isDisposed()) {
42	if (!display.readAndDispatch())	58	if (!display.readAndDispatch())




 org.eclipse.core.runtime,
 org.eclipse.nebula.jface.gridviewer,
 org.eclipse.nebula.widgets.cdatetime,
 org.eclipse.nebula.widgets.ctree,
 org.eclipse.nebula.widgets.datechooser,
 org.eclipse.nebula.widgets.formattedtext,
 org.eclipse.nebula.widgets.gallery,
 org.eclipse.nebula.widgets.grid,
 org.eclipse.nebula.widgets.pgroup,
 org.eclipse.nebula.widgets.pshelf,
 org.eclipse.nebula.widgets.calendarcombo;bundle-version="1.0.0",
 org.eclipse.nebula.widgets.datechooser;bundle-version="1.0.0",
 org.eclipse.nebula.widgets.formattedtext;bundle-version="1.0.0"
Export-Package: org.eclipse.swt.nebula.snippets.ctree,
 org.eclipse.swt.nebula.snippets.grid
Bundle-ClassPath: .

Lines 1-7 Link Here

(-).classpath (-1 / +1 lines)
1	<?xml version="1.0" encoding="UTF-8"?>	1	<?xml version="1.0" encoding="UTF-8"?>
2	<classpath>	2	<classpath>
3	<classpathentry kind="src" path="src"/>
4	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>	3	<classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER"/>
5	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>	4	<classpathentry kind="con" path="org.eclipse.pde.core.requiredPlugins"/>
		5	<classpathentry kind="src" path="src"/>
6	<classpathentry kind="output" path="bin"/>	6	<classpathentry kind="output" path="bin"/>
7	</classpath>	7	</classpath>




package org.eclipse.nebula.snippets.gridviewer;

import java.util.regex.Matcher;
import java.util.regex.Pattern;

import org.eclipse.jface.viewers.ArrayContentProvider;
import org.eclipse.jface.viewers.CellEditor;
import org.eclipse.jface.viewers.ColumnLabelProvider;
import org.eclipse.jface.viewers.ColumnViewerEditor;
import org.eclipse.jface.viewers.ColumnViewerEditorActivationEvent;
import org.eclipse.jface.viewers.ColumnViewerEditorActivationListener;
import org.eclipse.jface.viewers.ColumnViewerEditorActivationStrategy;
import org.eclipse.jface.viewers.ColumnViewerEditorDeactivationEvent;
import org.eclipse.jface.viewers.ICellModifier;
import org.eclipse.jface.viewers.TextCellEditor;
import org.eclipse.nebula.jface.gridviewer.GridTableViewer;
import org.eclipse.nebula.jface.gridviewer.GridViewerColumn;
import org.eclipse.nebula.jface.gridviewer.GridViewerEditor;
import org.eclipse.nebula.widgets.grid.Grid;
import org.eclipse.nebula.widgets.grid.GridItem;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Shell;


public class Test
{
    private Pattern m_IsValidPattern = null;

    public class MyModel
    {
        private String sCounter = "";

        public MyModel(){
        }

        public void setCounter(String sCounter)
        {
            this.sCounter = sCounter;
        }

        public String toString()
        {
            return sCounter;
        }
    }

    public class MyTextCellEditor extends TextCellEditor
    {
        /**
         * search pattern is Numeric character
         */
        private Pattern m_IsValidPattern = null;

        public MyTextCellEditor(Grid parent) {
            super(parent);
            m_IsValidPattern = Pattern.compile("[\\w+-\\.]");
        }

        @Override
        public void activate(ColumnViewerEditorActivationEvent activationEvent) {

            // set the activation character
            String s1 = String.valueOf( activationEvent.character );
            Matcher matcher = m_IsValidPattern.matcher( s1 );
            if (matcher.matches()) {
                doSetValue(s1);
            }
            super.activate(activationEvent);
        }
    }


    public Test(Shell shell)
    {
        /* allow numbers and characters */
        m_IsValidPattern = Pattern.compile("[\\w+-\\.]");

        final GridTableViewer v = new GridTableViewer(shell, SWT.BORDER
                | SWT.H_SCROLL | SWT.V_SCROLL);


        v.setCellEditors(new CellEditor[] {
                new MyTextCellEditor(v.getGrid()),
                new MyTextCellEditor(v.getGrid())
        });

        v.setCellModifier(new ICellModifier() {

            public boolean canModify(Object element, String property) {
                return true;
            }

            public Object getValue(Object element, String property) {
                return element.toString();
            }

            public void modify(Object element, String property, Object value) {
                if (element instanceof GridItem) {
                    GridItem item = (GridItem)element;
                    MyModel model = (MyModel)(item.getData());
                    model.setCounter(value.toString());
                    v.update(model, null);
                }
            }
        });


        ColumnViewerEditorActivationListener listener = new ColumnViewerEditorActivationListener() {

            public void afterEditorActivated(
                    ColumnViewerEditorActivationEvent event)
            {
            }

            public void afterEditorDeactivated(
                    ColumnViewerEditorDeactivationEvent event)
            {
            }

            public void beforeEditorActivated(
                    ColumnViewerEditorActivationEvent event)
            {
            }

            public void beforeEditorDeactivated(
                    ColumnViewerEditorDeactivationEvent event)
            {
            }
        };

        v.setContentProvider(new ArrayContentProvider());
        v.setColumnProperties(new String[] { "1", "2" });
        v.getGrid().setCellSelectionEnabled(true);
        v.getGrid().setLinesVisible(true);
        v.getGrid().setHeaderVisible(true);

        ColumnViewerEditorActivationStrategy actSupport = new ColumnViewerEditorActivationStrategy(
                v) {
            protected boolean isEditorActivationEvent(
                    ColumnViewerEditorActivationEvent event)
            {
                boolean result;

                String s1          = String.valueOf( event.character );
                Matcher matcher    = m_IsValidPattern.matcher( s1 );
                boolean bIsCharKey = matcher.matches();

                boolean bEnableKey =
                    (event.keyCode == SWT.CR) ||
                    (event.keyCode == SWT.KEYPAD_CR) ||
                    (event.keyCode == SWT.F2) ||
                    bIsCharKey;

                result = event.eventType == ColumnViewerEditorActivationEvent.TRAVERSAL
                        || event.eventType == ColumnViewerEditorActivationEvent.MOUSE_DOUBLE_CLICK_SELECTION
                        || (event.eventType == ColumnViewerEditorActivationEvent.KEY_PRESSED && bEnableKey)
                        || event.eventType == ColumnViewerEditorActivationEvent.PROGRAMMATIC;

                return result;
            }
        };

        GridViewerEditor.create(v, actSupport,
                ColumnViewerEditor.TABBING_HORIZONTAL
                        | ColumnViewerEditor.TABBING_MOVE_TO_ROW_NEIGHBOR
                        | ColumnViewerEditor.TABBING_VERTICAL
                        | ColumnViewerEditor.KEYBOARD_ACTIVATION);

        v.getColumnViewerEditor().addEditorActivationListener(listener);

        GridViewerColumn column = new GridViewerColumn(v, SWT.NONE);
        column.getColumn().setWidth(200);
        column.getColumn().setMoveable(true);
        column.getColumn().setText("Column 1");
        column.setLabelProvider(new ColumnLabelProvider());

        column = new GridViewerColumn(v, SWT.NONE);
        column.getColumn().setWidth(200);
        column.getColumn().setMoveable(true);
        column.getColumn().setText("Column 2");
        column.setLabelProvider(new ColumnLabelProvider());

        MyModel[] model = createModel();

        v.setInput(model);
    }

    private MyModel[] createModel() {

        MyModel[] elements = new MyModel[10];

        for (int i = 0; i < 10; i++)
        {
            elements[i] = new MyModel();
            if (i<3){
                Double h = Double.valueOf(i);
                elements[i].setCounter( h.toString() );
            }
        }
        return elements;
    }

    public static void main(String[] args)
    {
        Display display = new Display();

        Shell shell = new Shell(display);
        shell.setLayout(new FillLayout());
        new Test(shell);
        shell.open();

        while (!shell.isDisposed())
        {
            if (!display.readAndDispatch())
                display.sleep();
        }

        display.dispose();

    }
} 




import org.eclipse.swt.graphics.GC;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Item;
import org.eclipse.swt.widgets.TypedListener;

 */
public class GridColumn extends Item
{
	private GridHeaderEditor controlEditor;

    /**
     * Default width of the column.

        cellRenderer.setWordWrap(wordWrap);
        parent.redraw();
    }
    
    /**
	 * Set a new editor at the top of the control. If there's an editor already
	 * set it is disposed.
	 * 
	 * @param control
	 *            the control to be displayed in the header
	 */
	public void setHeaderControl(Control control) {
		if (this.controlEditor == null) {
			this.controlEditor = new GridHeaderEditor(this);
		}
		this.controlEditor.setEditor(control);
	}
	
	/**
	 * @return the current header control
	 */
	public Control getHeaderControl() {
		if( this.controlEditor != null ) {
			return this.controlEditor.getEditor();
		}
		return null;
	}
}





/**
 * <p>
 * NOTE: THIS WIDGET AND ITS API ARE STILL UNDER DEVELOPMENT. THIS IS A
 * PRE-RELEASE ALPHA VERSION. USERS SHOULD EXPECT API CHANGES IN FUTURE
 * VERSIONS.
 * </p>
 * The super class for all grid header renderers. Contains the properties
 * specific to a grid header.
 * 
 * @author chris.gross@us.ibm.com
 */
public abstract class GridHeaderRenderer extends AbstractInternalWidget {
	
	/**
	 * Returns the bounds of the text in the cell. This is used when displaying
	 * in-place tooltips. If <code>null</code> is returned here, in-place
	 * tooltips will not be displayed. If the <code>preferred</code> argument is
	 * <code>true</code> then the returned bounds should be large enough to show
	 * the entire text. If <code>preferred</code> is <code>false</code> then the
	 * returned bounds should be be relative to the current bounds.
	 * 
	 * @param value
	 *            the object being rendered.
	 * @param preferred
	 *            true if the preferred width of the text should be returned.
	 * @return bounds of the text.
	 */
	public Rectangle getTextBounds(Object value, boolean preferred) {
		return null;
	}

	/**
	 * Returns the bounds of the toggle within the header (typically only group
	 * headers have toggles) or null.
	 * 
	 * @return toggle bounds or null if no toggle exists.
	 */
	public Rectangle getToggleBounds() {
		return null;
	}

	/**
	 * Returns the bounds of the control to display
	 * 
	 * @return the bounds for the control or <code>null</code> if no control is
	 *         rendered
	 */
	protected Rectangle getControlBounds(Object value, boolean preferred) {
		return null;
	}
}




 *
 * Contributors:
 *    chris.gross@us.ibm.com - initial API and implementation
 *******************************************************************************/
package org.eclipse.nebula.widgets.grid.internal;

import org.eclipse.nebula.widgets.grid.GridColumn;


/**
 * The column header renderer.
 * 
 * @author chris.gross@us.ibm.com
 * @since 2.0.0
 */
public class DefaultColumnHeaderRenderer extends GridHeaderRenderer {
{

	int leftMargin = 6;

	int rightMargin = 6;

	int topMargin = 3;

	int bottomMargin = 3;

	int arrowMargin = 6;

	int imageSpacing = 3;

	private SortArrowRenderer arrowRenderer = new SortArrowRenderer();

	/**
	 * {@inheritDoc}
	 */
	public Point computeSize(GC gc, int wHint, int hHint, Object value) {
		GridColumn column = (GridColumn) value;

		int x = 0;

		x += leftMargin;

		x += gc.stringExtent(column.getText()).x + rightMargin;

		int y = 0;

		y += topMargin;

		y += gc.getFontMetrics().getHeight();

		y += bottomMargin;

		if (column.getImage() != null) {
			x += column.getImage().getBounds().width + imageSpacing;

			y = Math.max(y, topMargin + column.getImage().getBounds().height
					+ bottomMargin);
		}
		
		y += computeControlSize(column).y;

		return new Point(x, y);
	}

	/**
	 * {@inheritDoc}
	 */
	public void paint(GC gc, Object value) {
		GridColumn column = (GridColumn) value;

		boolean flat = (column.getParent().getCellSelectionEnabled() && !column
				.getMoveable());

		boolean drawSelected = ((isMouseDown() && isHover()));

		gc.setBackground(getDisplay().getSystemColor(
				SWT.COLOR_WIDGET_BACKGROUND));

		if (flat && isSelected()) {
			gc.setBackground(column.getParent()
					.getCellHeaderSelectionBackground());
		}

		gc.fillRectangle(getBounds().x, getBounds().y, getBounds().width,
				getBounds().height);

		int pushedDrawingOffset = 0;
		if (drawSelected) {
			pushedDrawingOffset = 1;
		}

		int x = leftMargin;

		if (column.getImage() != null) {
			gc.drawImage(column.getImage(), getBounds().x + x
					+ pushedDrawingOffset, getBounds().y + pushedDrawingOffset
					+ getBounds().height - bottomMargin
					- column.getImage().getBounds().height);
			x += column.getImage().getBounds().width + imageSpacing;
		}

		int width = getBounds().width - x;

		if (column.getSort() == SWT.NONE) {
			width -= rightMargin;
		} else {
			width -= arrowMargin + arrowRenderer.getSize().x + arrowMargin;
		}

		gc.setForeground(getDisplay().getSystemColor(
				SWT.COLOR_WIDGET_FOREGROUND));

		int y = bottomMargin;
		
		if( column.getHeaderControl() == null ) {
			y = getBounds().y + getBounds().height - bottomMargin
			- gc.getFontMetrics().getHeight();			
		}

		String text = TextUtils.getShortString(gc, column.getText(), width);

		if (column.getAlignment() == SWT.RIGHT) {
			int len = gc.stringExtent(text).x;
			if (len < width) {
				x += width - len;
			}
		} else if (column.getAlignment() == SWT.CENTER) {
			int len = gc.stringExtent(text).x;
			if (len < width) {
				x += (width - len) / 2;
			}
		}

		gc.drawString(text, getBounds().x + x + pushedDrawingOffset, y
				+ pushedDrawingOffset, true);

		if (column.getSort() != SWT.NONE) {
			arrowRenderer.setSelected(column.getSort() == SWT.UP);
			if (drawSelected) {
				arrowRenderer.setLocation(getBounds().x + getBounds().width
						- arrowMargin - arrowRenderer.getBounds().width + 1,
						getBounds().y
								+ ((getBounds().height - arrowRenderer
										.getBounds().height) / 2) + 1);
			} else {
				arrowRenderer.setLocation(getBounds().x + getBounds().width
						- arrowMargin - arrowRenderer.getBounds().width,
						getBounds().y
								+ ((getBounds().height - arrowRenderer
										.getBounds().height) / 2));
			}
			arrowRenderer.paint(gc, null);
		}

		if (!flat) {

			if (drawSelected) {
				gc.setForeground(getDisplay().getSystemColor(
						SWT.COLOR_WIDGET_NORMAL_SHADOW));
			} else {
				gc.setForeground(getDisplay().getSystemColor(
						SWT.COLOR_WIDGET_HIGHLIGHT_SHADOW));
			}

			gc.drawLine(getBounds().x, getBounds().y, getBounds().x
					+ getBounds().width - 1, getBounds().y);
			gc.drawLine(getBounds().x, getBounds().y, getBounds().x,
					getBounds().y + getBounds().height - 1);

			if (!drawSelected) {
				gc.setForeground(getDisplay().getSystemColor(
						SWT.COLOR_WIDGET_LIGHT_SHADOW));
				gc.drawLine(getBounds().x + 1, getBounds().y + 1, getBounds().x
						+ getBounds().width - 2, getBounds().y + 1);
				gc.drawLine(getBounds().x + 1, getBounds().y + 1,
						getBounds().x + 1, getBounds().y + getBounds().height
								- 2);
			}

			if (drawSelected) {
				gc.setForeground(getDisplay().getSystemColor(
						SWT.COLOR_WIDGET_NORMAL_SHADOW));
			} else {
				gc.setForeground(getDisplay().getSystemColor(
						SWT.COLOR_WIDGET_DARK_SHADOW));
			}
			gc.drawLine(getBounds().x + getBounds().width - 1, getBounds().y,
					getBounds().x + getBounds().width - 1, getBounds().y
							+ getBounds().height - 1);
			gc.drawLine(getBounds().x, getBounds().y + getBounds().height - 1,
					getBounds().x + getBounds().width - 1, getBounds().y
							+ getBounds().height - 1);

			if (!drawSelected) {
				gc.setForeground(getDisplay().getSystemColor(
						SWT.COLOR_WIDGET_NORMAL_SHADOW));
				gc.drawLine(getBounds().x + getBounds().width - 2,
						getBounds().y + 1, getBounds().x + getBounds().width
								- 2, getBounds().y + getBounds().height - 2);
				gc.drawLine(getBounds().x + 1, getBounds().y
						+ getBounds().height - 2, getBounds().x
						+ getBounds().width - 2, getBounds().y
						+ getBounds().height - 2);
			}

		} else {
			gc.setForeground(getDisplay().getSystemColor(
					SWT.COLOR_WIDGET_DARK_SHADOW));

			gc.drawLine(getBounds().x + getBounds().width - 1, getBounds().y,
					getBounds().x + getBounds().width - 1, getBounds().y
							+ getBounds().height - 1);
			gc.drawLine(getBounds().x, getBounds().y + getBounds().height - 1,
					getBounds().x + getBounds().width - 1, getBounds().y
							+ getBounds().height - 1);
		}

	}

	/**
	 * {@inheritDoc}
	 */
	public void setDisplay(Display display) {
		super.setDisplay(display);
		arrowRenderer.setDisplay(display);
	}

	/**
	 * {@inheritDoc}
	 */
	public boolean notify(int event, Point point, Object value) {
		return false;
	}

	/**
	 * {@inheritDoc}
	 */
	public Rectangle getTextBounds(Object value, boolean preferred) {
		GridColumn column = (GridColumn) value;

		int x = leftMargin;

		if (column.getImage() != null) {
			x += column.getImage().getBounds().width + imageSpacing;
		}

		GC gc = new GC(column.getParent());
		gc.setFont(column.getParent().getFont());
		int y = bottomMargin;
		
		if( column.getHeaderControl() != null ) {
			y = getBounds().height - bottomMargin
			- gc.getFontMetrics().getHeight();			
		}

		Rectangle bounds = new Rectangle(x, y, 0, 0);

		Point p = gc.stringExtent(column.getText());

		bounds.height = p.y;

		if (preferred) {
			bounds.width = p.x;
		} else {
			int width = getBounds().width - x;
			if (column.getSort() == SWT.NONE) {
				width -= rightMargin;
			} else {
				width -= arrowMargin + arrowRenderer.getSize().x + arrowMargin;
			}
			bounds.width = width;
		}

		gc.dispose();

		return bounds;
	}

	/**
	 * @return the bounds reserved for the control
	 */
	protected Rectangle getControlBounds(Object value, boolean preferred) {
		Rectangle bounds = getBounds();
		GridColumn column = (GridColumn) value;
		Point controlSize = computeControlSize(column);
		return new Rectangle(bounds.x+3,bounds.height-bottomMargin-controlSize.y,bounds.width-6,controlSize.y);
	}

	private Point computeControlSize(GridColumn column) {
		if( column.getHeaderControl() != null ) {
			return column.getHeaderControl().computeSize(SWT.DEFAULT, SWT.DEFAULT);
		}
		return new Point(0,0);
	}
        return bounds;        
    }    
}




package org.eclipse.nebula.widgets.grid;

import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.ControlEditor;
import org.eclipse.swt.events.ControlEvent;
import org.eclipse.swt.events.ControlListener;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.events.SelectionListener;
import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Listener;

/**
 * Manager for a Control that appears below the grid column header.
 * Based on {@link GridEditor}. 
 */
class GridHeaderEditor extends ControlEditor {

  private Grid table;

  private GridColumn column;
  
  ControlListener columnListener;
  
  Listener resizeListener;

  private final Listener columnVisibleListener;

  private final Listener columnGroupListener;

  private final SelectionListener scrollListener;
  
  /**
   * Creates a TableEditor for the specified Table.
   * 
   * @param column the Table Control above which this editor will be displayed
   */
  GridHeaderEditor(final GridColumn column)
  {
      super(column.getParent());
      
      this.table = column.getParent();
      this.column = column;
      
      
      columnListener = new ControlListener()
      {
          public void controlMoved(ControlEvent e)
          {
              table.getDisplay().asyncExec(new Runnable() {

				public void run() {
					layout();
				}
            	  
              });
          }

          public void controlResized(ControlEvent e)
          {
              layout();
          }
      };
      
      columnVisibleListener = new Listener()
      {
        public void handleEvent(Event event)
          {
            getEditor().setVisible(((GridColumn)event.widget).isVisible());
            if (getEditor().isVisible()) layout();
          }  
      };
      
      resizeListener = new Listener()
      {
       public void handleEvent(Event event)
          {
              layout();
          }   
      };
      
      scrollListener = new SelectionListener()
      {
          public void widgetSelected(SelectionEvent e)
          {
              layout();
          }
          public void widgetDefaultSelected(SelectionEvent e)
          {
          }        
      };
      
      columnGroupListener = new Listener()
      {
          public void handleEvent(Event event)
          {
              if (getEditor() == null || getEditor().isDisposed()) return;
              getEditor().setVisible(column.isVisible());
              if (getEditor().isVisible()) layout();
          }
      };

      // The following three listeners are workarounds for
      // Eclipse bug 105764
      // https://bugs.eclipse.org/bugs/show_bug.cgi?id=105764
      table.addListener(SWT.Resize, resizeListener);
      
      if (table.getVerticalScrollBarProxy() != null)
      {
          table.getVerticalScrollBarProxy().addSelectionListener(scrollListener);
      }
      if (table.getHorizontalScrollBarProxy() != null)
      {
          table.getHorizontalScrollBarProxy().addSelectionListener(scrollListener);
      }

      // To be consistent with older versions of SWT, grabVertical defaults to
      // true
      grabVertical = true;
      
      initColumn();
  }

  /**
   * Returns the bounds of the editor.
   * @return bounds of the editor.
   */
  protected Rectangle internalComputeBounds()
  {
	return column.getHeaderRenderer().getControlBounds(column,true);
  }

  /**
   * Removes all associations between the TableEditor and the cell in the
   * table. The Table and the editor Control are <b>not</b> disposed.
   */
  public void dispose()
  {
      if (!table.isDisposed() && !column.isDisposed() )
      {
    	  column.removeControlListener(columnListener);
          if (column.getColumnGroup() != null){
        	  column.getColumnGroup().removeListener(SWT.Expand, columnGroupListener);
        	  column.getColumnGroup().removeListener(SWT.Collapse, columnGroupListener);
          }
      }
      
      if (!table.isDisposed())
      {
          table.removeListener(SWT.Resize, resizeListener);
          
          if (table.getVerticalScrollBarProxy() != null)
              table.getVerticalScrollBarProxy().removeSelectionListener(scrollListener);
          
          if (table.getHorizontalScrollBarProxy() != null)
              table.getHorizontalScrollBarProxy().removeSelectionListener(scrollListener);
      }
      
      columnListener = null;
      resizeListener = null;
      table = null;
      super.dispose();
  }

  /**
   * Sets the zero based index of the column of the cell being tracked by this
   * editor.
   * 
   * @param column the zero based index of the column of the cell being
   * tracked by this editor
   */
  void initColumn()
  {

	  column.addControlListener(columnListener);
	  column.addListener(SWT.Show, columnVisibleListener);
	  column.addListener(SWT.Hide, columnVisibleListener);
	  
      if (column.getColumnGroup() != null){
    	  column.getColumnGroup().addListener(SWT.Expand, columnGroupListener);
    	  column.getColumnGroup().addListener(SWT.Collapse, columnGroupListener);
      }
      layout();
  }
  
  /** 
   * {@inheritDoc}
   */
  public void layout()
  {
      if (table.isDisposed())
          return;

      
      table.getDisplay().asyncExec(new Runnable() {

		public void run() {
		      boolean hadFocus = false;

		      if (getEditor() == null || getEditor().isDisposed()) {
		          return;
		      }
		      
		      if (getEditor().getVisible())
		      {
		          hadFocus = getEditor().isFocusControl();
		      }
			Rectangle rect = internalComputeBounds();
		      if( rect == null ) {
		    	  getEditor().setVisible(false);
		    	  return;
		      }
		      getEditor().setBounds(rect);
		      
		      if (hadFocus)
		      {
		          if (getEditor() == null || getEditor().isDisposed())
		              return;
		          getEditor().setFocus();
		      }
		}
    	  
      });

  }

}

Return to bug 237846

Lines 9-22 Link Here

(-)META-INF/MANIFEST.MF (-6 / +3 lines)
9	org.eclipse.core.runtime,	9	org.eclipse.core.runtime,
10	org.eclipse.nebula.jface.gridviewer,	10	org.eclipse.nebula.jface.gridviewer,
11	org.eclipse.nebula.widgets.cdatetime,	11	org.eclipse.nebula.widgets.cdatetime,
12	org.eclipse.nebula.widgets.ctree,
13	org.eclipse.nebula.widgets.datechooser,
14	org.eclipse.nebula.widgets.formattedtext,
15	org.eclipse.nebula.widgets.gallery,
16	org.eclipse.nebula.widgets.grid,	12	org.eclipse.nebula.widgets.grid,
17	org.eclipse.nebula.widgets.pgroup,
18	org.eclipse.nebula.widgets.pshelf,	13	org.eclipse.nebula.widgets.pshelf,
19	org.eclipse.nebula.widgets.compositetable	14	org.eclipse.nebula.widgets.calendarcombo;bundle-version="1.0.0",
		15	org.eclipse.nebula.widgets.datechooser;bundle-version="1.0.0",
		16	org.eclipse.nebula.widgets.formattedtext;bundle-version="1.0.0"
20	Export-Package: org.eclipse.swt.nebula.snippets.ctree,	17	Export-Package: org.eclipse.swt.nebula.snippets.ctree,
21	org.eclipse.swt.nebula.snippets.grid	18	org.eclipse.swt.nebula.snippets.grid
22	Bundle-ClassPath: .	19	Bundle-ClassPath: .

Added Link Here

(-)src/org/eclipse/nebula/snippets/gridviewer/Test.java (+223 lines)
1	package org.eclipse.nebula.snippets.gridviewer;
2
3	import java.util.regex.Matcher;
4	import java.util.regex.Pattern;
5
6	import org.eclipse.jface.viewers.ArrayContentProvider;
7	import org.eclipse.jface.viewers.CellEditor;
8	import org.eclipse.jface.viewers.ColumnLabelProvider;
9	import org.eclipse.jface.viewers.ColumnViewerEditor;
10	import org.eclipse.jface.viewers.ColumnViewerEditorActivationEvent;
11	import org.eclipse.jface.viewers.ColumnViewerEditorActivationListener;
12	import org.eclipse.jface.viewers.ColumnViewerEditorActivationStrategy;
13	import org.eclipse.jface.viewers.ColumnViewerEditorDeactivationEvent;
14	import org.eclipse.jface.viewers.ICellModifier;
15	import org.eclipse.jface.viewers.TextCellEditor;
16	import org.eclipse.nebula.jface.gridviewer.GridTableViewer;
17	import org.eclipse.nebula.jface.gridviewer.GridViewerColumn;
18	import org.eclipse.nebula.jface.gridviewer.GridViewerEditor;
19	import org.eclipse.nebula.widgets.grid.Grid;
20	import org.eclipse.nebula.widgets.grid.GridItem;
21	import org.eclipse.swt.SWT;
22	import org.eclipse.swt.layout.FillLayout;
23	import org.eclipse.swt.widgets.Display;
24	import org.eclipse.swt.widgets.Shell;
25
26
27	public class Test
28	{
29	private Pattern m_IsValidPattern = null;
30
31	public class MyModel
32	{
33	private String sCounter = "";
34
35	public MyModel(){
36	}
37
38	public void setCounter(String sCounter)
39	{
40	this.sCounter = sCounter;
41	}
42
43	public String toString()
44	{
45	return sCounter;
46	}
47	}
48
49	public class MyTextCellEditor extends TextCellEditor
50	{
51	/**
52	* search pattern is Numeric character
53	*/
54	private Pattern m_IsValidPattern = null;
55
56	public MyTextCellEditor(Grid parent) {
57	super(parent);
58	m_IsValidPattern = Pattern.compile("[\\w+-\\.]");
59	}
60
61	@Override
62	public void activate(ColumnViewerEditorActivationEvent activationEvent) {
63
64	// set the activation character
65	String s1 = String.valueOf( activationEvent.character );
66	Matcher matcher = m_IsValidPattern.matcher( s1 );
67	if (matcher.matches()) {
68	doSetValue(s1);
69	}
70	super.activate(activationEvent);
71	}
72	}
73
74
75	public Test(Shell shell)
76	{
77	/* allow numbers and characters */
78	m_IsValidPattern = Pattern.compile("[\\w+-\\.]");
79
80	final GridTableViewer v = new GridTableViewer(shell, SWT.BORDER
81	\| SWT.H_SCROLL \| SWT.V_SCROLL);
82
83
84	v.setCellEditors(new CellEditor[] {
85	new MyTextCellEditor(v.getGrid()),
86	new MyTextCellEditor(v.getGrid())
87	});
88
89	v.setCellModifier(new ICellModifier() {
90
91	public boolean canModify(Object element, String property) {
92	return true;
93	}
94
95	public Object getValue(Object element, String property) {
96	return element.toString();
97	}
98
99	public void modify(Object element, String property, Object value) {
100	if (element instanceof GridItem) {
101	GridItem item = (GridItem)element;
102	MyModel model = (MyModel)(item.getData());
103	model.setCounter(value.toString());
104	v.update(model, null);
105	}
106	}
107	});
108
109
110	ColumnViewerEditorActivationListener listener = new ColumnViewerEditorActivationListener() {
111
112	public void afterEditorActivated(
113	ColumnViewerEditorActivationEvent event)
114	{
115	}
116
117	public void afterEditorDeactivated(
118	ColumnViewerEditorDeactivationEvent event)
119	{
120	}
121
122	public void beforeEditorActivated(
123	ColumnViewerEditorActivationEvent event)
124	{
125	}
126
127	public void beforeEditorDeactivated(
128	ColumnViewerEditorDeactivationEvent event)
129	{
130	}
131	};
132
133	v.setContentProvider(new ArrayContentProvider());
134	v.setColumnProperties(new String[] { "1", "2" });
135	v.getGrid().setCellSelectionEnabled(true);
136	v.getGrid().setLinesVisible(true);
137	v.getGrid().setHeaderVisible(true);
138
139	ColumnViewerEditorActivationStrategy actSupport = new ColumnViewerEditorActivationStrategy(
140	v) {
141	protected boolean isEditorActivationEvent(
142	ColumnViewerEditorActivationEvent event)
143	{
144	boolean result;
145
146	String s1 = String.valueOf( event.character );
147	Matcher matcher = m_IsValidPattern.matcher( s1 );
148	boolean bIsCharKey = matcher.matches();
149
150	boolean bEnableKey =
151	(event.keyCode == SWT.CR) \|\|
152	(event.keyCode == SWT.KEYPAD_CR) \|\|
153	(event.keyCode == SWT.F2) \|\|
154	bIsCharKey;
155
156	result = event.eventType == ColumnViewerEditorActivationEvent.TRAVERSAL
157	\|\| event.eventType == ColumnViewerEditorActivationEvent.MOUSE_DOUBLE_CLICK_SELECTION
158	\|\| (event.eventType == ColumnViewerEditorActivationEvent.KEY_PRESSED && bEnableKey)
159	\|\| event.eventType == ColumnViewerEditorActivationEvent.PROGRAMMATIC;
160
161	return result;
162	}
163	};
164
165	GridViewerEditor.create(v, actSupport,
166	ColumnViewerEditor.TABBING_HORIZONTAL
167	\| ColumnViewerEditor.TABBING_MOVE_TO_ROW_NEIGHBOR
168	\| ColumnViewerEditor.TABBING_VERTICAL
169	\| ColumnViewerEditor.KEYBOARD_ACTIVATION);
170
171	v.getColumnViewerEditor().addEditorActivationListener(listener);
172
173	GridViewerColumn column = new GridViewerColumn(v, SWT.NONE);
174	column.getColumn().setWidth(200);
175	column.getColumn().setMoveable(true);
176	column.getColumn().setText("Column 1");
177	column.setLabelProvider(new ColumnLabelProvider());
178
179	column = new GridViewerColumn(v, SWT.NONE);
180	column.getColumn().setWidth(200);
181	column.getColumn().setMoveable(true);
182	column.getColumn().setText("Column 2");
183	column.setLabelProvider(new ColumnLabelProvider());
184
185	MyModel[] model = createModel();
186
187	v.setInput(model);
188	}
189
190	private MyModel[] createModel() {
191
192	MyModel[] elements = new MyModel[10];
193
194	for (int i = 0; i < 10; i++)
195	{
196	elements[i] = new MyModel();
197	if (i<3){
198	Double h = Double.valueOf(i);
199	elements[i].setCounter( h.toString() );
200	}
201	}
202	return elements;
203	}
204
205	public static void main(String[] args)
206	{
207	Display display = new Display();
208
209	Shell shell = new Shell(display);
210	shell.setLayout(new FillLayout());
211	new Test(shell);
212	shell.open();
213
214	while (!shell.isDisposed())
215	{
216	if (!display.readAndDispatch())
217	display.sleep();
218	}
219
220	display.dispose();
221
222	}
223	}

Lines 18-23 Link Here

(-)src/org/eclipse/nebula/widgets/grid/GridColumn.java (+26 lines)
18	import org.eclipse.swt.graphics.GC;	18	import org.eclipse.swt.graphics.GC;
19	import org.eclipse.swt.graphics.Point;	19	import org.eclipse.swt.graphics.Point;
20	import org.eclipse.swt.graphics.Rectangle;	20	import org.eclipse.swt.graphics.Rectangle;
		21	import org.eclipse.swt.widgets.Control;
21	import org.eclipse.swt.widgets.Event;	22	import org.eclipse.swt.widgets.Event;
22	import org.eclipse.swt.widgets.Item;	23	import org.eclipse.swt.widgets.Item;
23	import org.eclipse.swt.widgets.TypedListener;	24	import org.eclipse.swt.widgets.TypedListener;
Lines 40-45 Link Here
40	*/	41	*/
41	public class GridColumn extends Item	42	public class GridColumn extends Item
42	{	43	{
		44	private GridHeaderEditor controlEditor;
43		45
44	/**	46	/**
45	* Default width of the column.	47	* Default width of the column.
Lines 1086-1089 Link Here
1086	cellRenderer.setWordWrap(wordWrap);	1088	cellRenderer.setWordWrap(wordWrap);
1087	parent.redraw();	1089	parent.redraw();
1088	}	1090	}
		1091
		1092	/**
		1093	* Set a new editor at the top of the control. If there's an editor already
		1094	* set it is disposed.
		1095	*
		1096	* @param control
		1097	* the control to be displayed in the header
		1098	*/
		1099	public void setHeaderControl(Control control) {
		1100	if (this.controlEditor == null) {
		1101	this.controlEditor = new GridHeaderEditor(this);
		1102	}
		1103	this.controlEditor.setEditor(control);
		1104	}
		1105
		1106	/**
		1107	* @return the current header control
		1108	*/
		1109	public Control getHeaderControl() {
		1110	if( this.controlEditor != null ) {
		1111	return this.controlEditor.getEditor();
		1112	}
		1113	return null;
		1114	}
1089	}	1115	}

Lines 4-43 Link Here

(-)src/org/eclipse/nebula/widgets/grid/GridHeaderRenderer.java (-34 / +46 lines)
4		4
5	/**	5	/**
6	* <p>	6	* <p>
7	* NOTE: THIS WIDGET AND ITS API ARE STILL UNDER DEVELOPMENT. THIS IS A PRE-RELEASE ALPHA	7	* NOTE: THIS WIDGET AND ITS API ARE STILL UNDER DEVELOPMENT. THIS IS A
8	* VERSION. USERS SHOULD EXPECT API CHANGES IN FUTURE VERSIONS.	8	* PRE-RELEASE ALPHA VERSION. USERS SHOULD EXPECT API CHANGES IN FUTURE
9	* </p>	9	* VERSIONS.
10	* The super class for all grid header renderers. Contains the properties specific	10	* </p>
11	* to a grid header.	11	* The super class for all grid header renderers. Contains the properties
12	*	12	* specific to a grid header.
		13	*
13	* @author chris.gross@us.ibm.com	14	* @author chris.gross@us.ibm.com
14	*/	15	*/
15	public abstract class GridHeaderRenderer extends AbstractInternalWidget	16	public abstract class GridHeaderRenderer extends AbstractInternalWidget {
16	{	17
17	/**	18	/**
18	* Returns the bounds of the text in the cell. This is used when displaying in-place tooltips.	19	* Returns the bounds of the text in the cell. This is used when displaying
19	* If <code>null</code> is returned here, in-place tooltips will not be displayed. If the	20	* in-place tooltips. If <code>null</code> is returned here, in-place
20	* <code>preferred</code> argument is <code>true</code> then the returned bounds should be large	21	* tooltips will not be displayed. If the <code>preferred</code> argument is
21	* enough to show the entire text. If <code>preferred</code> is <code>false</code> then the	22	* <code>true</code> then the returned bounds should be large enough to show
22	* returned bounds should be be relative to the current bounds.	23	* the entire text. If <code>preferred</code> is <code>false</code> then the
23	*	24	* returned bounds should be be relative to the current bounds.
24	* @param value the object being rendered.	25	*
25	* @param preferred true if the preferred width of the text should be returned.	26	* @param value
26	* @return bounds of the text.	27	* the object being rendered.
27	*/	28	* @param preferred
28	public Rectangle getTextBounds(Object value, boolean preferred)	29	* true if the preferred width of the text should be returned.
29	{	30	* @return bounds of the text.
30	return null;	31	*/
31	}	32	public Rectangle getTextBounds(Object value, boolean preferred) {
32		33	return null;
33	/**	34	}
34	* Returns the bounds of the toggle within the header (typically only group headers have toggles)	35
35	* or null.	36	/**
36	*	37	* Returns the bounds of the toggle within the header (typically only group
37	* @return toggle bounds or null if no toggle exists.	38	* headers have toggles) or null.
38	*/	39	*
39	public Rectangle getToggleBounds()	40	* @return toggle bounds or null if no toggle exists.
40	{	41	*/
41	return null;	42	public Rectangle getToggleBounds() {
42	}	43	return null;
		44	}
		45
		46	/**
		47	* Returns the bounds of the control to display
		48	*
		49	* @return the bounds for the control or <code>null</code> if no control is
		50	* rendered
		51	*/
		52	protected Rectangle getControlBounds(Object value, boolean preferred) {
		53	return null;
		54	}
43	}	55	}

Lines 7-13 Link Here

(-)src/org/eclipse/nebula/widgets/grid/internal/DefaultColumnHeaderRenderer.java (-279 / +276 lines)
7	*	7	*
8	* Contributors:	8	* Contributors:
9	* chris.gross@us.ibm.com - initial API and implementation	9	* chris.gross@us.ibm.com - initial API and implementation
10	*******************************************************************************/	10	*******************************************************************************/
11	package org.eclipse.nebula.widgets.grid.internal;	11	package org.eclipse.nebula.widgets.grid.internal;
12		12
13	import org.eclipse.nebula.widgets.grid.GridColumn;	13	import org.eclipse.nebula.widgets.grid.GridColumn;
Lines 20-308 Link Here
20		20
21	/**	21	/**
22	* The column header renderer.	22	* The column header renderer.
23	*	23	*
24	* @author chris.gross@us.ibm.com	24	* @author chris.gross@us.ibm.com
25	* @since 2.0.0	25	* @since 2.0.0
26	*/	26	*/
27	public class DefaultColumnHeaderRenderer extends GridHeaderRenderer	27	public class DefaultColumnHeaderRenderer extends GridHeaderRenderer {
28	{
29		28
30	int leftMargin = 6;	29	int leftMargin = 6;
31		30
32	int rightMargin = 6;	31	int rightMargin = 6;
33		32
34	int topMargin = 3;	33	int topMargin = 3;
35		34
36	int bottomMargin = 3;	35	int bottomMargin = 3;
37		36
38	int arrowMargin = 6;	37	int arrowMargin = 6;
39		38
40	int imageSpacing = 3;	39	int imageSpacing = 3;
41		40
42	private SortArrowRenderer arrowRenderer = new SortArrowRenderer();	41	private SortArrowRenderer arrowRenderer = new SortArrowRenderer();
43		42
44	/**	43	/**
45	* {@inheritDoc}	44	* {@inheritDoc}
46	*/	45	*/
47	public Point computeSize(GC gc, int wHint, int hHint, Object value)	46	public Point computeSize(GC gc, int wHint, int hHint, Object value) {
48	{	47	GridColumn column = (GridColumn) value;
49	GridColumn column = (GridColumn)value;	48
50		49	int x = 0;
51	int x = 0;	50
52		51	x += leftMargin;
53	x += leftMargin;	52
54		53	x += gc.stringExtent(column.getText()).x + rightMargin;
55	x += gc.stringExtent(column.getText()).x + rightMargin;	54
56		55	int y = 0;
57	int y = 0;	56
58		57	y += topMargin;
59	y += topMargin;	58
60		59	y += gc.getFontMetrics().getHeight();
61	y += gc.getFontMetrics().getHeight();	60
62		61	y += bottomMargin;
63	y += bottomMargin;	62
64		63	if (column.getImage() != null) {
65	if (column.getImage() != null)	64	x += column.getImage().getBounds().width + imageSpacing;
66	{	65
67	x += column.getImage().getBounds().width + imageSpacing;	66	y = Math.max(y, topMargin + column.getImage().getBounds().height
68		67	+ bottomMargin);
69	y = Math.max(y, topMargin + column.getImage().getBounds().height + bottomMargin);	68	}
70	}	69
71		70	y += computeControlSize(column).y;
72	return new Point(x, y);	71
73	}	72	return new Point(x, y);
74		73	}
75	/**	74
76	* {@inheritDoc}	75	/**
77	*/	76	* {@inheritDoc}
78	public void paint(GC gc, Object value)	77	*/
79	{	78	public void paint(GC gc, Object value) {
80	GridColumn column = (GridColumn)value;	79	GridColumn column = (GridColumn) value;
81		80
82	boolean flat = (column.getParent().getCellSelectionEnabled() && !column.getMoveable());	81	boolean flat = (column.getParent().getCellSelectionEnabled() && !column
83		82	.getMoveable());
84	boolean drawSelected = ((isMouseDown() && isHover()));	83
85		84	boolean drawSelected = ((isMouseDown() && isHover()));
86	gc.setBackground(getDisplay().getSystemColor(SWT.COLOR_WIDGET_BACKGROUND));	85
87		86	gc.setBackground(getDisplay().getSystemColor(
88	if (flat && isSelected())	87	SWT.COLOR_WIDGET_BACKGROUND));
89	{	88
90	gc.setBackground(column.getParent().getCellHeaderSelectionBackground());	89	if (flat && isSelected()) {
91	}	90	gc.setBackground(column.getParent()
92		91	.getCellHeaderSelectionBackground());
93	gc.fillRectangle(getBounds().x, getBounds().y, getBounds().width,	92	}
94	getBounds().height);	93
95		94	gc.fillRectangle(getBounds().x, getBounds().y, getBounds().width,
96	int pushedDrawingOffset = 0;	95	getBounds().height);
97	if (drawSelected)	96
98	{	97	int pushedDrawingOffset = 0;
99	pushedDrawingOffset = 1;	98	if (drawSelected) {
100	}	99	pushedDrawingOffset = 1;
101		100	}
102	int x = leftMargin;	101
103		102	int x = leftMargin;
104	if (column.getImage() != null)	103
105	{	104	if (column.getImage() != null) {
106	gc.drawImage(column.getImage(), getBounds().x + x + pushedDrawingOffset,	105	gc.drawImage(column.getImage(), getBounds().x + x
107	getBounds().y + pushedDrawingOffset + getBounds().height - bottomMargin - column.getImage().getBounds().height);	106	+ pushedDrawingOffset, getBounds().y + pushedDrawingOffset
108	x += column.getImage().getBounds().width + imageSpacing;	107	+ getBounds().height - bottomMargin
109	}	108	- column.getImage().getBounds().height);
110		109	x += column.getImage().getBounds().width + imageSpacing;
111	int width = getBounds().width - x;	110	}
112		111
113	if (column.getSort() == SWT.NONE)	112	int width = getBounds().width - x;
114	{	113
115	width -= rightMargin;	114	if (column.getSort() == SWT.NONE) {
116	}	115	width -= rightMargin;
117	else	116	} else {
118	{	117	width -= arrowMargin + arrowRenderer.getSize().x + arrowMargin;
119	width -= arrowMargin + arrowRenderer.getSize().x + arrowMargin;	118	}
120	}	119
121		120	gc.setForeground(getDisplay().getSystemColor(
122	gc.setForeground(getDisplay().getSystemColor(SWT.COLOR_WIDGET_FOREGROUND));	121	SWT.COLOR_WIDGET_FOREGROUND));
123		122
124	int y = getBounds().y + getBounds().height - bottomMargin - gc.getFontMetrics().getHeight();	123	int y = bottomMargin;
125		124
126	String text = TextUtils.getShortString(gc, column.getText(), width);	125	if( column.getHeaderControl() == null ) {
127		126	y = getBounds().y + getBounds().height - bottomMargin
128	if (column.getAlignment() == SWT.RIGHT)	127	- gc.getFontMetrics().getHeight();
129	{	128	}
130	int len = gc.stringExtent(text).x;	129
131	if (len < width)	130	String text = TextUtils.getShortString(gc, column.getText(), width);
132	{	131
133	x += width - len;	132	if (column.getAlignment() == SWT.RIGHT) {
134	}	133	int len = gc.stringExtent(text).x;
135	}	134	if (len < width) {
136	else if (column.getAlignment() == SWT.CENTER)	135	x += width - len;
137	{	136	}
138	int len = gc.stringExtent(text).x;	137	} else if (column.getAlignment() == SWT.CENTER) {
139	if (len < width)	138	int len = gc.stringExtent(text).x;
140	{	139	if (len < width) {
141	x += (width - len) / 2;	140	x += (width - len) / 2;
142	}	141	}
143	}	142	}
144		143
145		144	gc.drawString(text, getBounds().x + x + pushedDrawingOffset, y
146	gc.drawString(text, getBounds().x + x + pushedDrawingOffset,	145	+ pushedDrawingOffset, true);
147	y + pushedDrawingOffset,true);	146
148		147	if (column.getSort() != SWT.NONE) {
149	if (column.getSort() != SWT.NONE)	148	arrowRenderer.setSelected(column.getSort() == SWT.UP);
150	{	149	if (drawSelected) {
151	arrowRenderer.setSelected(column.getSort() == SWT.UP);	150	arrowRenderer.setLocation(getBounds().x + getBounds().width
152	if (drawSelected)	151	- arrowMargin - arrowRenderer.getBounds().width + 1,
153	{	152	getBounds().y
154	arrowRenderer	153	+ ((getBounds().height - arrowRenderer
155	.setLocation(	154	.getBounds().height) / 2) + 1);
156	getBounds().x + getBounds().width - arrowMargin	155	} else {
157	- arrowRenderer.getBounds().width + 1,	156	arrowRenderer.setLocation(getBounds().x + getBounds().width
158	getBounds().y	157	- arrowMargin - arrowRenderer.getBounds().width,
159	+ ((getBounds().height - arrowRenderer.getBounds().height) / 2)	158	getBounds().y
160	+ 1);	159	+ ((getBounds().height - arrowRenderer
161	}	160	.getBounds().height) / 2));
162	else	161	}
163	{	162	arrowRenderer.paint(gc, null);
164	arrowRenderer	163	}
165	.setLocation(	164
166	getBounds().x + getBounds().width - arrowMargin	165	if (!flat) {
167	- arrowRenderer.getBounds().width,	166
168	getBounds().y	167	if (drawSelected) {
169	+ ((getBounds().height - arrowRenderer.getBounds().height) / 2));	168	gc.setForeground(getDisplay().getSystemColor(
170	}	169	SWT.COLOR_WIDGET_NORMAL_SHADOW));
171	arrowRenderer.paint(gc, null);	170	} else {
172	}	171	gc.setForeground(getDisplay().getSystemColor(
173		172	SWT.COLOR_WIDGET_HIGHLIGHT_SHADOW));
174	if (!flat)	173	}
175	{	174
176		175	gc.drawLine(getBounds().x, getBounds().y, getBounds().x
177	if (drawSelected)	176	+ getBounds().width - 1, getBounds().y);
178	{	177	gc.drawLine(getBounds().x, getBounds().y, getBounds().x,
179	gc.setForeground(getDisplay().getSystemColor(SWT.COLOR_WIDGET_NORMAL_SHADOW));	178	getBounds().y + getBounds().height - 1);
180	}	179
181	else	180	if (!drawSelected) {
182	{	181	gc.setForeground(getDisplay().getSystemColor(
183	gc.setForeground(getDisplay().getSystemColor(SWT.COLOR_WIDGET_HIGHLIGHT_SHADOW));	182	SWT.COLOR_WIDGET_LIGHT_SHADOW));
184	}	183	gc.drawLine(getBounds().x + 1, getBounds().y + 1, getBounds().x
185		184	+ getBounds().width - 2, getBounds().y + 1);
186	gc.drawLine(getBounds().x, getBounds().y, getBounds().x + getBounds().width - 1,	185	gc.drawLine(getBounds().x + 1, getBounds().y + 1,
187	getBounds().y);	186	getBounds().x + 1, getBounds().y + getBounds().height
188	gc.drawLine(getBounds().x, getBounds().y, getBounds().x, getBounds().y + getBounds().height	187	- 2);
189	- 1);	188	}
190		189
191	if (!drawSelected)	190	if (drawSelected) {
192	{	191	gc.setForeground(getDisplay().getSystemColor(
193	gc.setForeground(getDisplay().getSystemColor(SWT.COLOR_WIDGET_LIGHT_SHADOW));	192	SWT.COLOR_WIDGET_NORMAL_SHADOW));
194	gc.drawLine(getBounds().x + 1, getBounds().y + 1,	193	} else {
195	getBounds().x + getBounds().width - 2, getBounds().y + 1);	194	gc.setForeground(getDisplay().getSystemColor(
196	gc.drawLine(getBounds().x + 1, getBounds().y + 1, getBounds().x + 1,	195	SWT.COLOR_WIDGET_DARK_SHADOW));
197	getBounds().y + getBounds().height - 2);	196	}
198	}	197	gc.drawLine(getBounds().x + getBounds().width - 1, getBounds().y,
199		198	getBounds().x + getBounds().width - 1, getBounds().y
200	if (drawSelected)	199	+ getBounds().height - 1);
201	{	200	gc.drawLine(getBounds().x, getBounds().y + getBounds().height - 1,
202	gc.setForeground(getDisplay().getSystemColor(SWT.COLOR_WIDGET_NORMAL_SHADOW));	201	getBounds().x + getBounds().width - 1, getBounds().y
203	}	202	+ getBounds().height - 1);
204	else	203
205	{	204	if (!drawSelected) {
206	gc.setForeground(getDisplay().getSystemColor(SWT.COLOR_WIDGET_DARK_SHADOW));	205	gc.setForeground(getDisplay().getSystemColor(
207	}	206	SWT.COLOR_WIDGET_NORMAL_SHADOW));
208	gc.drawLine(getBounds().x + getBounds().width - 1, getBounds().y, getBounds().x	207	gc.drawLine(getBounds().x + getBounds().width - 2,
209	+ getBounds().width - 1,	208	getBounds().y + 1, getBounds().x + getBounds().width
210	getBounds().y + getBounds().height - 1);	209	- 2, getBounds().y + getBounds().height - 2);
211	gc.drawLine(getBounds().x, getBounds().y + getBounds().height - 1, getBounds().x	210	gc.drawLine(getBounds().x + 1, getBounds().y
212	+ getBounds().width - 1,	211	+ getBounds().height - 2, getBounds().x
213	getBounds().y + getBounds().height - 1);	212	+ getBounds().width - 2, getBounds().y
214		213	+ getBounds().height - 2);
215	if (!drawSelected)	214	}
216	{	215
217	gc.setForeground(getDisplay().getSystemColor(SWT.COLOR_WIDGET_NORMAL_SHADOW));	216	} else {
218	gc.drawLine(getBounds().x + getBounds().width - 2, getBounds().y + 1,	217	gc.setForeground(getDisplay().getSystemColor(
219	getBounds().x + getBounds().width - 2, getBounds().y + getBounds().height	218	SWT.COLOR_WIDGET_DARK_SHADOW));
220	- 2);	219
221	gc.drawLine(getBounds().x + 1, getBounds().y + getBounds().height - 2,	220	gc.drawLine(getBounds().x + getBounds().width - 1, getBounds().y,
222	getBounds().x + getBounds().width - 2, getBounds().y + getBounds().height	221	getBounds().x + getBounds().width - 1, getBounds().y
223	- 2);	222	+ getBounds().height - 1);
224	}	223	gc.drawLine(getBounds().x, getBounds().y + getBounds().height - 1,
225		224	getBounds().x + getBounds().width - 1, getBounds().y
226	}	225	+ getBounds().height - 1);
227	else	226	}
228	{	227
229	gc.setForeground(getDisplay().getSystemColor(SWT.COLOR_WIDGET_DARK_SHADOW));	228	}
230		229
231	gc.drawLine(getBounds().x + getBounds().width - 1, getBounds().y, getBounds().x	230	/**
232	+ getBounds().width - 1,	231	* {@inheritDoc}
233	getBounds().y + getBounds().height - 1);	232	*/
234	gc.drawLine(getBounds().x, getBounds().y + getBounds().height - 1, getBounds().x	233	public void setDisplay(Display display) {
235	+ getBounds().width - 1,	234	super.setDisplay(display);
236	getBounds().y + getBounds().height - 1);	235	arrowRenderer.setDisplay(display);
237	}	236	}
238		237
239		238	/**
240	}	239	* {@inheritDoc}
241		240	*/
242	/**	241	public boolean notify(int event, Point point, Object value) {
243	* {@inheritDoc}	242	return false;
244	*/	243	}
245	public void setDisplay(Display display)	244
246	{	245	/**
247	super.setDisplay(display);	246	* {@inheritDoc}
248	arrowRenderer.setDisplay(display);	247	*/
249	}	248	public Rectangle getTextBounds(Object value, boolean preferred) {
250		249	GridColumn column = (GridColumn) value;
251	/**	250
252	* {@inheritDoc}	251	int x = leftMargin;
253	*/	252
254	public boolean notify(int event, Point point, Object value)	253	if (column.getImage() != null) {
255	{	254	x += column.getImage().getBounds().width + imageSpacing;
256	return false;	255	}
257	}	256
258		257	GC gc = new GC(column.getParent());
259	/**	258	gc.setFont(column.getParent().getFont());
260	* {@inheritDoc}	259	int y = bottomMargin;
261	*/	260
262	public Rectangle getTextBounds(Object value, boolean preferred)	261	if( column.getHeaderControl() != null ) {
263	{	262	y = getBounds().height - bottomMargin
264	GridColumn column = (GridColumn)value;	263	- gc.getFontMetrics().getHeight();
265		264	}
266	int x = leftMargin;	265
267		266	Rectangle bounds = new Rectangle(x, y, 0, 0);
268	if (column.getImage() != null)	267
269	{	268	Point p = gc.stringExtent(column.getText());
270	x += column.getImage().getBounds().width + imageSpacing;	269
271	}	270	bounds.height = p.y;
272		271
273		272	if (preferred) {
274		273	bounds.width = p.x;
275	GC gc = new GC(column.getParent());	274	} else {
276	gc.setFont(column.getParent().getFont());	275	int width = getBounds().width - x;
277	int y = getBounds().height - bottomMargin - gc.getFontMetrics().getHeight();	276	if (column.getSort() == SWT.NONE) {
278		277	width -= rightMargin;
279	Rectangle bounds = new Rectangle(x,y,0,0);	278	} else {
280		279	width -= arrowMargin + arrowRenderer.getSize().x + arrowMargin;
281	Point p = gc.stringExtent(column.getText());	280	}
282		281	bounds.width = width;
283	bounds.height = p.y;	282	}
284		283
285	if (preferred)	284	gc.dispose();
286	{	285
287	bounds.width = p.x;	286	return bounds;
288	}	287	}
289	else	288
290	{	289	/**
291	int width = getBounds().width - x;	290	* @return the bounds reserved for the control
292	if (column.getSort() == SWT.NONE)	291	*/
293	{	292	protected Rectangle getControlBounds(Object value, boolean preferred) {
294	width -= rightMargin;	293	Rectangle bounds = getBounds();
295	}	294	GridColumn column = (GridColumn) value;
296	else	295	Point controlSize = computeControlSize(column);
297	{	296	return new Rectangle(bounds.x+3,bounds.height-bottomMargin-controlSize.y,bounds.width-6,controlSize.y);
298	width -= arrowMargin + arrowRenderer.getSize().x + arrowMargin;	297	}
299	}	298
300	bounds.width = width;	299	private Point computeControlSize(GridColumn column) {
301	}	300	if( column.getHeaderControl() != null ) {
302		301	return column.getHeaderControl().computeSize(SWT.DEFAULT, SWT.DEFAULT);
303		302	}
304	gc.dispose();	303	return new Point(0,0);
305		304	}
306	return bounds;
307	}
308	}	305	}

Added Link Here

(-)src/org/eclipse/nebula/widgets/grid/GridHeaderEditor.java (+227 lines)
1	package org.eclipse.nebula.widgets.grid;
2
3	import org.eclipse.swt.SWT;
4	import org.eclipse.swt.custom.ControlEditor;
5	import org.eclipse.swt.events.ControlEvent;
6	import org.eclipse.swt.events.ControlListener;
7	import org.eclipse.swt.events.SelectionEvent;
8	import org.eclipse.swt.events.SelectionListener;
9	import org.eclipse.swt.graphics.Rectangle;
10	import org.eclipse.swt.widgets.Event;
11	import org.eclipse.swt.widgets.Listener;
12
13	/**
14	* Manager for a Control that appears below the grid column header.
15	* Based on {@link GridEditor}.
16	*/
17	class GridHeaderEditor extends ControlEditor {
18
19	private Grid table;
20
21	private GridColumn column;
22
23	ControlListener columnListener;
24
25	Listener resizeListener;
26
27	private final Listener columnVisibleListener;
28
29	private final Listener columnGroupListener;
30
31	private final SelectionListener scrollListener;
32
33	/**
34	* Creates a TableEditor for the specified Table.
35	*
36	* @param column the Table Control above which this editor will be displayed
37	*/
38	GridHeaderEditor(final GridColumn column)
39	{
40	super(column.getParent());
41
42	this.table = column.getParent();
43	this.column = column;
44
45
46	columnListener = new ControlListener()
47	{
48	public void controlMoved(ControlEvent e)
49	{
50	table.getDisplay().asyncExec(new Runnable() {
51
52	public void run() {
53	layout();
54	}
55
56	});
57	}
58
59	public void controlResized(ControlEvent e)
60	{
61	layout();
62	}
63	};
64
65	columnVisibleListener = new Listener()
66	{
67	public void handleEvent(Event event)
68	{
69	getEditor().setVisible(((GridColumn)event.widget).isVisible());
70	if (getEditor().isVisible()) layout();
71	}
72	};
73
74	resizeListener = new Listener()
75	{
76	public void handleEvent(Event event)
77	{
78	layout();
79	}
80	};
81
82	scrollListener = new SelectionListener()
83	{
84	public void widgetSelected(SelectionEvent e)
85	{
86	layout();
87	}
88	public void widgetDefaultSelected(SelectionEvent e)
89	{
90	}
91	};
92
93	columnGroupListener = new Listener()
94	{
95	public void handleEvent(Event event)
96	{
97	if (getEditor() == null \|\| getEditor().isDisposed()) return;
98	getEditor().setVisible(column.isVisible());
99	if (getEditor().isVisible()) layout();
100	}
101	};
102
103	// The following three listeners are workarounds for
104	// Eclipse bug 105764
105	// https://bugs.eclipse.org/bugs/show_bug.cgi?id=105764
106	table.addListener(SWT.Resize, resizeListener);
107
108	if (table.getVerticalScrollBarProxy() != null)
109	{
110	table.getVerticalScrollBarProxy().addSelectionListener(scrollListener);
111	}
112	if (table.getHorizontalScrollBarProxy() != null)
113	{
114	table.getHorizontalScrollBarProxy().addSelectionListener(scrollListener);
115	}
116
117	// To be consistent with older versions of SWT, grabVertical defaults to
118	// true
119	grabVertical = true;
120
121	initColumn();
122	}
123
124	/**
125	* Returns the bounds of the editor.
126	* @return bounds of the editor.
127	*/
128	protected Rectangle internalComputeBounds()
129	{
130	return column.getHeaderRenderer().getControlBounds(column,true);
131	}
132
133	/**
134	* Removes all associations between the TableEditor and the cell in the
135	* table. The Table and the editor Control are <b>not</b> disposed.
136	*/
137	public void dispose()
138	{
139	if (!table.isDisposed() && !column.isDisposed() )
140	{
141	column.removeControlListener(columnListener);
142	if (column.getColumnGroup() != null){
143	column.getColumnGroup().removeListener(SWT.Expand, columnGroupListener);
144	column.getColumnGroup().removeListener(SWT.Collapse, columnGroupListener);
145	}
146	}
147
148	if (!table.isDisposed())
149	{
150	table.removeListener(SWT.Resize, resizeListener);
151
152	if (table.getVerticalScrollBarProxy() != null)
153	table.getVerticalScrollBarProxy().removeSelectionListener(scrollListener);
154
155	if (table.getHorizontalScrollBarProxy() != null)
156	table.getHorizontalScrollBarProxy().removeSelectionListener(scrollListener);
157	}
158
159	columnListener = null;
160	resizeListener = null;
161	table = null;
162	super.dispose();
163	}
164
165	/**
166	* Sets the zero based index of the column of the cell being tracked by this
167	* editor.
168	*
169	* @param column the zero based index of the column of the cell being
170	* tracked by this editor
171	*/
172	void initColumn()
173	{
174
175	column.addControlListener(columnListener);
176	column.addListener(SWT.Show, columnVisibleListener);
177	column.addListener(SWT.Hide, columnVisibleListener);
178
179	if (column.getColumnGroup() != null){
180	column.getColumnGroup().addListener(SWT.Expand, columnGroupListener);
181	column.getColumnGroup().addListener(SWT.Collapse, columnGroupListener);
182	}
183	layout();
184	}
185
186	/**
187	* {@inheritDoc}
188	*/
189	public void layout()
190	{
191	if (table.isDisposed())
192	return;
193
194
195	table.getDisplay().asyncExec(new Runnable() {
196
197	public void run() {
198	boolean hadFocus = false;
199
200	if (getEditor() == null \|\| getEditor().isDisposed()) {
201	return;
202	}
203
204	if (getEditor().getVisible())
205	{
206	hadFocus = getEditor().isFocusControl();
207	}
208	Rectangle rect = internalComputeBounds();
209	if( rect == null ) {
210	getEditor().setVisible(false);
211	return;
212	}
213	getEditor().setBounds(rect);
214
215	if (hadFocus)
216	{
217	if (getEditor() == null \|\| getEditor().isDisposed())
218	return;
219	getEditor().setFocus();
220	}
221	}
222
223	});
224
225	}
226
227	}