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6880694: GraphicsDevice.setFullScreenWindow(null) throws NPE if there's a fullscreen window displayed

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Handle "empty" refresh rates

Reviewed-by: art, anthony
This commit is contained in:
Dmitry Cherepanov 2009-11-11 19:18:27 +03:00
parent 1fbf705739
commit 67ffb33afa
1 changed files with 9 additions and 3 deletions
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12
jdk/src/solaris/native/sun/awt/awt_GraphicsEnv.c
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@ -1654,6 +1654,7 @@ Java_sun_awt_X11GraphicsEnvironment_getXineramaCenterPoint(JNIEnv *env,
#ifndef HEADLESS
#define BIT_DEPTH_MULTI java_awt_DisplayMode_BIT_DEPTH_MULTI
#define REFRESH_RATE_UNKNOWN java_awt_DisplayMode_REFRESH_RATE_UNKNOWN
typedef Status
(*XRRQueryVersionType) (Display *dpy, int *major_versionp, int *minor_versionp);
@ -1765,6 +1766,7 @@ X11GD_CreateDisplayMode(JNIEnv *env, jint width, jint height,
{
jclass displayModeClass;
jmethodID cid;
jint validRefreshRate = refreshRate;
displayModeClass = (*env)->FindClass(env, "java/awt/DisplayMode");
if (JNU_IsNull(env, displayModeClass)) {
@ -1780,8 +1782,13 @@ X11GD_CreateDisplayMode(JNIEnv *env, jint width, jint height,
return NULL;
}
// early versions of xrandr may report "empty" rates (6880694)
if (validRefreshRate <= 0) {
validRefreshRate = REFRESH_RATE_UNKNOWN;
}
return (*env)->NewObject(env, displayModeClass, cid,
width, height, bitDepth, refreshRate);
width, height, bitDepth, validRefreshRate);
}
static void
@ -1926,8 +1933,7 @@ Java_sun_awt_X11GraphicsDevice_getCurrentDisplayMode
curRate = awt_XRRConfigCurrentRate(config);
if ((sizes != NULL) &&
(curSizeIndex < nsizes) &&
(curRate > 0))
(curSizeIndex < nsizes))
{
XRRScreenSize curSize = sizes[curSizeIndex];
displayMode = X11GD_CreateDisplayMode(env,