diff options
author | Kenneth Russel <[email protected]> | 2005-06-06 18:31:20 +0000 |
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committer | Kenneth Russel <[email protected]> | 2005-06-06 18:31:20 +0000 |
commit | 6ff0b1d5003e504fb8bf33b06987fda36f246ee1 (patch) | |
tree | 57c6d40febb19794b61d8239dcbe665c6d3db66e /src/demos/util/ScreenResSelector.java | |
parent | 89025a84dd635a7fe5abfe766b4f34e2e4ccc6d5 (diff) |
Added full-screen demos and supporting ScreenResSelector class
git-svn-id: file:///usr/local/projects/SUN/JOGL/git-svn/../svn-server-sync/jogl-demos/trunk@90 3298f667-5e0e-4b4a-8ed4-a3559d26a5f4
Diffstat (limited to 'src/demos/util/ScreenResSelector.java')
-rwxr-xr-x | src/demos/util/ScreenResSelector.java | 240 |
1 files changed, 240 insertions, 0 deletions
diff --git a/src/demos/util/ScreenResSelector.java b/src/demos/util/ScreenResSelector.java new file mode 100755 index 0000000..7b83ff6 --- /dev/null +++ b/src/demos/util/ScreenResSelector.java @@ -0,0 +1,240 @@ +/* + * Copyright (c) 2003 Sun Microsystems, Inc. All Rights Reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are + * met: + * + * - Redistribution of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * + * - Redistribution in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * Neither the name of Sun Microsystems, Inc. or the names of + * contributors may be used to endorse or promote products derived from + * this software without specific prior written permission. + * + * This software is provided "AS IS," without a warranty of any kind. ALL + * EXPRESS OR IMPLIED CONDITIONS, REPRESENTATIONS AND WARRANTIES, + * INCLUDING ANY IMPLIED WARRANTY OF MERCHANTABILITY, FITNESS FOR A + * PARTICULAR PURPOSE OR NON-INFRINGEMENT, ARE HEREBY EXCLUDED. SUN + * MICROSYSTEMS, INC. ("SUN") AND ITS LICENSORS SHALL NOT BE LIABLE FOR + * ANY DAMAGES SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR + * DISTRIBUTING THIS SOFTWARE OR ITS DERIVATIVES. IN NO EVENT WILL SUN OR + * ITS LICENSORS BE LIABLE FOR ANY LOST REVENUE, PROFIT OR DATA, OR FOR + * DIRECT, INDIRECT, SPECIAL, CONSEQUENTIAL, INCIDENTAL OR PUNITIVE + * DAMAGES, HOWEVER CAUSED AND REGARDLESS OF THE THEORY OF LIABILITY, + * ARISING OUT OF THE USE OF OR INABILITY TO USE THIS SOFTWARE, EVEN IF + * SUN HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGES. + * + * You acknowledge that this software is not designed or intended for use + * in the design, construction, operation or maintenance of any nuclear + * facility. + * + * Sun gratefully acknowledges that this software was originally authored + * and developed by Kenneth Bradley Russell and Christopher John Kline. + */ + +package demos.util; + +import java.awt.*; +import java.awt.event.*; +import java.util.*; +import javax.swing.*; + +public class ScreenResSelector { + static interface DisplayModeFilter { + public boolean filter(DisplayMode mode); + } + + public static java.util.List getAvailableDisplayModes() { + java.util.List modes = getDisplayModes(); + final DisplayMode curMode = getCurrentDisplayMode(); + // Filter everything which is higher frequency than the current + // display mode + modes = filterDisplayModes(modes, new DisplayModeFilter() { + public boolean filter(DisplayMode mode) { + return (mode.getRefreshRate() <= curMode.getRefreshRate()); + } + }); + // Filter everything that is not at least 24-bit + modes = filterDisplayModes(modes, new DisplayModeFilter() { + public boolean filter(DisplayMode mode) { + return (mode.getBitDepth() >= 24); + } + }); + // Filter everything less than 640x480 + modes = filterDisplayModes(modes, new DisplayModeFilter() { + public boolean filter(DisplayMode mode) { + return (mode.getWidth() >= 640 && mode.getHeight() >= 480); + } + }); + if (modes.size() == 0) { + throw new RuntimeException("Couldn't find any valid display modes"); + } + return modes; + } + + /** Shows a modal dialog containing the available screen resolutions + and requests selection of one of them. Returns the selected one. */ + public static DisplayMode showSelectionDialog() { + SelectionDialog dialog = new SelectionDialog(); + dialog.show(); + dialog.waitFor(); + return dialog.selected(); + } + + public static void main(String[] args) { + DisplayMode mode = showSelectionDialog(); + if (mode != null) { + System.err.println("Selected display mode:"); + System.err.println(modeToString(mode)); + } else { + System.err.println("No display mode selected."); + } + System.exit(0); + } + + //---------------------------------------------------------------------- + // Internals only below this point + // + + private static DisplayMode getCurrentDisplayMode() { + GraphicsDevice dev = getDefaultScreenDevice(); + return dev.getDisplayMode(); + } + + private static java.util.List/*<DisplayMode>*/ getDisplayModes() { + GraphicsDevice dev = getDefaultScreenDevice(); + DisplayMode[] modes = dev.getDisplayModes(); + return toList(modes); + } + + private static GraphicsDevice getDefaultScreenDevice() { + return GraphicsEnvironment.getLocalGraphicsEnvironment().getDefaultScreenDevice(); + } + + private static java.util.List/*<DisplayMode>*/ toList(DisplayMode[] modes) { + java.util.List res = new ArrayList(); + for (int i = 0; i < modes.length; i++) { + res.add(modes[i]); + } + return res; + } + + private static String modeToString(DisplayMode mode) { + return (mode.getBitDepth() + " bits, " + + mode.getWidth() + "x" + mode.getHeight() + ", " + + mode.getRefreshRate() + " Hz"); + } + + private static String[] modesToString(java.util.List/*<DisplayMode>*/ modes) { + String[] res = new String[modes.size()]; + int i = 0; + for (Iterator iter = modes.iterator(); iter.hasNext(); ) { + res[i++] = modeToString((DisplayMode) iter.next()); + } + return res; + } + + private static java.util.List/*<DisplayMode>*/ filterDisplayModes(java.util.List/*<DisplayMode>*/ modes, + DisplayModeFilter filter) { + java.util.List res = new ArrayList(); + for (Iterator iter = modes.iterator(); iter.hasNext(); ) { + DisplayMode mode = (DisplayMode) iter.next(); + if (filter.filter(mode)) { + res.add(mode); + } + } + return res; + } + + static class SelectionDialog extends JFrame { + private Object monitor = new Object(); + private java.util.List modes; + private volatile boolean done = false; + private volatile int selectedIndex; + + public SelectionDialog() { + super(); + + setTitle("Display Modes"); + modes = getAvailableDisplayModes(); + String[] strings = modesToString(modes); + final JList modeList = new JList(strings); + modeList.setSelectionMode(ListSelectionModel.SINGLE_SELECTION); + modeList.setSelectedIndex(0); + JScrollPane scroller = new JScrollPane(modeList); + getContentPane().setLayout(new BorderLayout()); + JPanel panel = new JPanel(); + panel.setLayout(new BorderLayout()); + panel.add(new JLabel("Select full-screen display mode,"), BorderLayout.NORTH); + panel.add(new JLabel("or Cancel for windowed mode:"), BorderLayout.CENTER); + getContentPane().add(BorderLayout.NORTH, panel); + getContentPane().add(BorderLayout.CENTER, scroller); + JPanel buttonPanel = new JPanel(); + buttonPanel.setLayout(new BoxLayout(buttonPanel, BoxLayout.X_AXIS)); + buttonPanel.add(Box.createGlue()); + JButton button = new JButton("OK"); + button.addActionListener(new ActionListener() { + public void actionPerformed(ActionEvent e) { + selectedIndex = modeList.getSelectedIndex(); + done = true; + synchronized(monitor) { + monitor.notify(); + } + hide(); + dispose(); + } + }); + buttonPanel.add(button); + buttonPanel.add(Box.createHorizontalStrut(10)); + button = new JButton("Cancel"); + button.addActionListener(new ActionListener() { + public void actionPerformed(ActionEvent e) { + selectedIndex = -1; + done = true; + synchronized(monitor) { + monitor.notify(); + } + hide(); + dispose(); + } + }); + buttonPanel.add(button); + buttonPanel.add(Box.createGlue()); + getContentPane().add(BorderLayout.SOUTH, buttonPanel); + setSize(300, 200); + center(this, Toolkit.getDefaultToolkit().getScreenSize()); + } + + public void waitFor() { + synchronized(monitor) { + while (!done) { + try { + monitor.wait(); + } catch (InterruptedException e) { + } + } + } + } + + public DisplayMode selected() { + if (selectedIndex < 0) { + return null; + } else { + return (DisplayMode) modes.get(selectedIndex); + } + } + } + + private static void center(Component component, + Dimension containerDimension) { + Dimension sz = component.getSize(); + int x = ((containerDimension.width - sz.width) / 2); + int y = ((containerDimension.height - sz.height) / 2); + component.setLocation(x, y); + } +} |