Mega Code Archive
Fixed first column and horizontal scroll remaining columns
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/*******************************************************************************
* Copyright (c) 2000, 2006 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
//package org.eclipse.swt.snippets;
/*
* Table example snippet: Fixed first column and horizontal scroll remaining columns
*
* For a list of all SWT example snippets see
* http://www.eclipse.org/swt/snippets/
*
*/
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.GC;
import org.eclipse.swt.graphics.Rectangle;
import org.eclipse.swt.layout.FillLayout;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.ScrollBar;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Table;
import org.eclipse.swt.widgets.TableColumn;
import org.eclipse.swt.widgets.TableItem;
public class TableColumnFirstFix {
public static void main(String[] args) {
int rowCount = 40;
int columnCount = 15;
final Display display = new Display();
Shell shell = new Shell(display);
shell.setLayout(new FillLayout());
Composite parent = new Composite(shell, SWT.BORDER);
GridLayout layout = new GridLayout(2, false);
layout.marginWidth = layout.marginHeight = layout.horizontalSpacing = 0;
parent.setLayout(layout);
final Table leftTable = new Table(parent, SWT.MULTI | SWT.FULL_SELECTION);
leftTable.setLayoutData(new GridData(SWT.LEFT, SWT.FILL, false, true));
leftTable.setHeaderVisible(true);
final Table rightTable = new Table(parent, SWT.MULTI | SWT.H_SCROLL | SWT.V_SCROLL
| SWT.FULL_SELECTION);
rightTable.setHeaderVisible(true);
GridData table2Data = new GridData(SWT.FILL, SWT.FILL, true, true, 1, 2);
rightTable.setLayoutData(table2Data);
// Create columns
TableColumn column1 = new TableColumn(leftTable, SWT.NONE);
column1.setText("Name");
column1.setWidth(150);
for (int i = 0; i < columnCount; i++) {
TableColumn column = new TableColumn(rightTable, SWT.NONE);
column.setText("Value " + i);
column.setWidth(200);
}
// Create rows
for (int i = 0; i < rowCount; i++) {
TableItem item = new TableItem(leftTable, SWT.NONE);
item.setText("item " + i);
item = new TableItem(rightTable, SWT.NONE);
for (int j = 0; j < columnCount; j++) {
item.setText(j, "Item " + i + " value @ " + j);
}
}
// Make selection the same in both tables
leftTable.addListener(SWT.Selection, new Listener() {
public void handleEvent(Event event) {
rightTable.setSelection(leftTable.getSelectionIndices());
}
});
rightTable.addListener(SWT.Selection, new Listener() {
public void handleEvent(Event event) {
leftTable.setSelection(rightTable.getSelectionIndices());
}
});
// On Windows, the selection is gray if the table does not have focus.
// To make both tables appear in focus, draw teh selection background here.
// This part only works on version 3.2 or later.
Listener eraseListener = new Listener() {
public void handleEvent(Event event) {
if ((event.detail & SWT.SELECTED) != 0) {
GC gc = event.gc;
Rectangle rect = event.getBounds();
gc.setForeground(display.getSystemColor(SWT.COLOR_LIST_SELECTION_TEXT));
gc.setBackground(display.getSystemColor(SWT.COLOR_LIST_SELECTION));
gc.fillRectangle(rect);
event.detail &= ~SWT.SELECTED;
}
}
};
leftTable.addListener(SWT.EraseItem, eraseListener);
rightTable.addListener(SWT.EraseItem, eraseListener);
// Make vertical scrollbars scroll together
ScrollBar vBarLeft = leftTable.getVerticalBar();
vBarLeft.addListener(SWT.Selection, new Listener() {
public void handleEvent(Event event) {
rightTable.setTopIndex(leftTable.getTopIndex());
}
});
ScrollBar vBarRight = rightTable.getVerticalBar();
vBarRight.addListener(SWT.Selection, new Listener() {
public void handleEvent(Event event) {
leftTable.setTopIndex(rightTable.getTopIndex());
}
});
// Horizontal bar on second table takes up a little extra space.
// To keep vertical scroll bars in sink, force table1 to end above
// horizontal scrollbar
ScrollBar hBarRight = rightTable.getHorizontalBar();
Label spacer = new Label(parent, SWT.NONE);
GridData spacerData = new GridData();
spacerData.heightHint = hBarRight.getSize().y;
spacer.setVisible(false);
parent.setBackground(leftTable.getBackground());
shell.setSize(600, 400);
shell.open();
while (!shell.isDisposed()) {
if (!display.readAndDispatch())
display.sleep();
}
display.dispose();
}
}
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