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Added a variety of test listeners for the frame so that we can observe

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events the frame receives, and a flag to toggle whether to add the
listeners.  Make sure to dispose of the frame graphics context if it
becomes invalid.  Removed code to prevent adding a frame participant more
than once since the observer list now handles that for us.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@2148 542714f4-19e9-0310-aa3c-eee0fc999fb1
This commit is contained in:
Walter Korman
2003-01-15 02:21:07 +00:00
parent 17298d5710
commit c9dc85cd0d
1 changed files with 122 additions and 15 deletions
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src/java/com/threerings/media/FrameManager.java
+122 -15
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@@ -1,5 +1,5 @@
//
// $Id: FrameManager.java,v 1.31 2002/12/09 05:13:45 mdb Exp $
// $Id: FrameManager.java,v 1.32 2003/01/15 02:21:07 shaper Exp $
package com.threerings.media;
@@ -10,22 +10,31 @@ import java.awt.Component;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.FontMetrics;
import java.awt.Frame;
import java.awt.Graphics2D;
import java.awt.Graphics;
import java.awt.GraphicsConfiguration;
import java.awt.GraphicsDevice;
import java.awt.Image;
import java.awt.KeyEventDispatcher;
import java.awt.KeyboardFocusManager;
import java.awt.Rectangle;
import java.awt.Window;
import java.awt.event.ComponentEvent;
import java.awt.event.ComponentListener;
import java.awt.event.KeyEvent;
import java.awt.event.WindowEvent;
import java.awt.event.WindowListener;
import java.awt.image.BufferStrategy;
import java.awt.image.VolatileImage;
import java.awt.EventQueue;
import javax.swing.JFrame;
import javax.swing.event.AncestorEvent;
import javax.swing.event.AncestorListener;
import java.util.Date;
import java.util.Timer;
import java.util.TimerTask;
@@ -67,7 +76,7 @@ import com.threerings.media.timer.SystemMediaTimer;
* loop).
*
* <li> Painting the user interface hierarchy: the top-level component
* (the frame) is painted (via a call to {@link Frame#paint}) into a flip
* (the frame) is painted (via a call to {@link JFrame#paint}) into a flip
* buffer (if supported, an off-screen buffer if not). Updates that were
* computed during the tick should be rendered in this call to paint. The
* paint call will propagate down to all components in the UI hierarchy,
@@ -113,9 +122,9 @@ public class FrameManager
* obtain timing information, which is available on every platform,
* but returns inaccurate time stamps on many platforms.
*
* @see #FrameManager(Frame, MediaTimer)
* @see #FrameManager(JFrame, MediaTimer)
*/
public FrameManager (Frame frame)
public FrameManager (JFrame frame)
{
this(frame, new SystemMediaTimer());
}
@@ -129,7 +138,7 @@ public class FrameManager
*
* @see GraphicsDevice#setFullScreenWindow
*/
public FrameManager (Frame frame, MediaTimer timer)
public FrameManager (JFrame frame, MediaTimer timer)
{
_frame = frame;
_frame.setIgnoreRepaint(true);
@@ -146,6 +155,101 @@ public class FrameManager
// register a debug hook to toggle the frame rate display
DebugChords.registerHook(
FPS_DISPLAY_MODMASK, FPS_DISPLAY_KEYCODE, FPS_DISPLAY_HOOK);
if (DEBUG_EVENTS) {
addTestListeners();
}
}
/**
* Adds a variety of listeners to the frame in order to provide
* visibility into the various events received by the frame.
*/
protected void addTestListeners ()
{
// add a test window listener
_frame.addWindowListener(new WindowListener() {
public void windowActivated (WindowEvent e) {
Log.info("Window activated [evt=" + e + "].");
}
public void windowClosed (WindowEvent e) {
Log.info("Window closed [evt=" + e + "].");
}
public void windowClosing (WindowEvent e) {
Log.info("Window closing [evt=" + e + "].");
}
public void windowDeactivated (WindowEvent e) {
Log.info("Window deactivated [evt=" + e + "].");
}
public void windowDeiconified (WindowEvent e) {
Log.info("Window deiconified [evt=" + e + "].");
}
public void windowIconified (WindowEvent e) {
Log.info("Window iconified [evt=" + e + "].");
}
public void windowOpened (WindowEvent e) {
Log.info("Window opened [evt=" + e + "].");
}
});
// add a component listener
_frame.addComponentListener(new ComponentListener() {
public void componentHidden (ComponentEvent e) {
Log.info("Window component hidden [evt=" + e + "].");
}
public void componentShown (ComponentEvent e) {
Log.info("Window component shown [evt=" + e + "].");
}
public void componentMoved (ComponentEvent e) {
Log.info("Window component moved [evt=" + e + "].");
}
public void componentResized (ComponentEvent e) {
Log.info("Window component resized [evt=" + e + "].");
}
});
// add test ancestor focus listener
_frame.getRootPane().addAncestorListener(
new AncestorListener() {
public void ancestorAdded (AncestorEvent e) {
Log.info("Root pane ancestor added [e=" + e + "].");
}
public void ancestorRemoved (AncestorEvent e) {
Log.info("Root pane ancestor removed [e=" + e + "].");
}
public void ancestorMoved (AncestorEvent e) {
Log.info("Root pane ancestor moved [e=" + e + "].");
}
});
// add test key event dispatcher
KeyboardFocusManager.getCurrentKeyboardFocusManager().
addKeyEventDispatcher(new KeyEventDispatcher() {
public boolean dispatchKeyEvent (KeyEvent e) {
// if ((e.getModifiersEx() & KeyEvent.ALT_DOWN_MASK) != 0 &&
// e.getKeyCode() == KeyEvent.VK_TAB) {
// Log.info("Detected alt-tab key event " +
// "[e=" + e + "].");
// // attempt to eat the event so that windows
// // doesn't alt-tab into unhappy land
// e.consume();
// return true;
// }
return false;
}
});
}
/**
@@ -168,12 +272,7 @@ public class FrameManager
*/
public void registerFrameParticipant (FrameParticipant participant)
{
if (_participants.contains(participant)) {
Log.warning("Ingoring already registered participant " +
participant + ".");
} else {
_participants.add(participant);
}
_participants.add(participant);
}
/**
@@ -390,7 +489,7 @@ public class FrameManager
}
// dirty our previous bounds
JComponent comp = (JComponent)((JFrame)_frame).getRootPane();
JComponent comp = (JComponent)_frame.getRootPane();
Dimension lsize = _perfLabel.getSize();
_remgr.addDirtyRegion(comp, FPS_X, FPS_Y, lsize.width, lsize.height);
@@ -484,7 +583,12 @@ public class FrameManager
// clear out our frame graphics in case that became invalid for
// the same reasons our back buffer became invalid
_fgfx = null;
if (_fgfx != null) {
_fgfx.dispose();
_fgfx = null;
}
// Log.info("Created back buffer.");
}
/**
@@ -714,7 +818,7 @@ public class FrameManager
};
/** The frame into which we do our rendering. */
protected Frame _frame;
protected JFrame _frame;
/** Used to obtain timing measurements. */
protected MediaTimer _timer;
@@ -810,4 +914,7 @@ public class FrameManager
/** The key code for our frame rate display debug hook (f). */
protected static int FPS_DISPLAY_KEYCODE = KeyEvent.VK_F;
/** Whether to enable AWT event debugging for the frame. */
protected static final boolean DEBUG_EVENTS = false;
}