llvm-gcc-4.2/libjava/classpath/native/jni/gtk-peer/gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice.c - llvm-archive - Git at Google

 /* gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice.c
    Copyright (C) 2006 Free Software Foundation, Inc.

    This file is part of GNU Classpath.

    GNU Classpath is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation; either version 2, or (at your option)
    any later version.

    GNU Classpath is distributed in the hope that it will be useful, but
    WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
    General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with GNU Classpath; see the file COPYING.  If not, write to the
    Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
    02110-1301 USA.

    Linking this library statically or dynamically with other modules is
    making a combined work based on this library.  Thus, the terms and
    conditions of the GNU General Public License cover the whole
    combination.

    As a special exception, the copyright holders of this library give you
    permission to link this library with independent modules to produce an
    executable, regardless of the license terms of these independent
    modules, and to copy and distribute the resulting executable under
    terms of your choice, provided that you also meet, for each linked
    independent module, the terms and conditions of the license of that
    module.  An independent module is a module which is not derived from
    or based on this library.  If you modify this library, you may extend
    this exception to your version of the library, but you are not
    obligated to do so.  If you do not wish to do so, delete this
    exception statement from your version. */

 #include <jcl.h>

 #include <gdk/gdk.h>
 #include <gdk/gdkx.h>

 #ifdef HAVE_XRANDR
 #include <X11/Xlib.h>
 #include <X11/extensions/Xrandr.h>
 #endif

 #include "gdkdisplay.h"

 #include "gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice.h"

 struct state_table *cp_gtk_native_screen_state_table;

 jclass gdkScreenGraphicsDevice_class;

 JNIEXPORT void JNICALL
 Java_gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice_initStaticState
 (JNIEnv *env, jclass klazz)
 {
 	gdkScreenGraphicsDevice_class = (*env)->NewGlobalRef
     (env, klazz);

 	NSA_SCREEN_INIT(env, gdkScreenGraphicsDevice_class);
 }

 JNIEXPORT jobject JNICALL
 Java_gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice_nativeGetFixedDisplayMode
 (JNIEnv *env, jobject obj, jobject gdkGraphicsEnv __attribute__((unused)))
 {
 	jclass displayMode_class;
 	jmethodID displayMode_ctor;
 	GdkScreen *screen;
 	jobject fixedDisplayMode = NULL;
 #ifdef HAVE_XRANDR
 	int temp1, temp2;
 	GdkDisplay *display;

     display = (GdkDisplay *) NSA_GET_DISPLAY_PTR(env, gdkGraphicsEnv);

 	gdk_threads_enter();

 	if (!XRRQueryExtension(GDK_DISPLAY_XDISPLAY(display), &temp1, &temp2))
 	  {
         displayMode_class = (*env)->FindClass(env, "java/awt/DisplayMode");
         displayMode_ctor = (*env)->GetMethodID(env,
                                                displayMode_class,
                                                "<init>",
                                                "(IIII)V");

         screen = (GdkScreen *) NSA_GET_SCREEN_PTR(env, obj);

 	  	fixedDisplayMode = (*env)->NewObject(env,
 	  	                                     displayMode_class,
 	  	                                     displayMode_ctor,
 	  	                                     gdk_screen_get_width(screen),
 	  	                                     gdk_screen_get_height(screen),
 	  	                                     -1,
 	  	                                     0);
 	  }

 	gdk_threads_leave();

 #else

     displayMode_class = (*env)->FindClass(env, "java/awt/DisplayMode");
     displayMode_ctor = (*env)->GetMethodID(env,
                                            displayMode_class,
                                            "<init>",
                                            "(IIII)V");

     screen = (GdkScreen *) NSA_GET_SCREEN_PTR(env, obj);

     fixedDisplayMode = (*env)->NewObject(env,
 	                                     displayMode_class,
 	                                     displayMode_ctor,
 	                                     gdk_screen_get_width(screen),
 	                                     gdk_screen_get_height(screen),
 	                                     -1,
 	                                     0);

 #endif
 	return fixedDisplayMode;
 }

 JNIEXPORT jstring JNICALL
 Java_gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice_nativeGetIDString
 (JNIEnv *env, jobject obj)
 {
 	GdkScreen *screen;
 	gchar* displayName;
 	jstring string;

     screen = (GdkScreen *) NSA_GET_SCREEN_PTR(env, obj);

 	gdk_threads_enter();

 	displayName = gdk_screen_make_display_name(screen);

 	gdk_threads_leave();

     string = (*env)->NewStringUTF(env, displayName);

     g_free(displayName);

     return string;
 }

 JNIEXPORT jint JNICALL
 Java_gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice_nativeGetDisplayModeRate
 (JNIEnv *env, jobject obj __attribute__((unused)), jobject gdkGraphicsEnv __attribute__((unused)))
 {
 #ifdef HAVE_XRANDR

 	GdkDisplay *display;
 	XRRScreenConfiguration *config;
 	int rate;

 	display = (GdkDisplay *) NSA_GET_DISPLAY_PTR(env, gdkGraphicsEnv);

 	gdk_threads_enter();

 	config = XRRGetScreenInfo (GDK_DISPLAY_XDISPLAY(display), GDK_ROOT_WINDOW());

 	rate = (int) XRRConfigCurrentRate (config);

     XRRFreeScreenConfigInfo (config);

 	gdk_threads_leave();

 	return rate;
 #else
     JCL_ThrowException(env,
                        "java/lang/InternalError",
                        "Method should not have been invoked.");

     return -1;
 #endif
 }

 JNIEXPORT jint JNICALL
 Java_gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice_nativeGetDisplayModeIndex
 (JNIEnv *env, jobject obj __attribute__((unused)), jobject gdkGraphicsEnv __attribute__((unused)))
 {
 #ifdef HAVE_XRANDR

 	GdkDisplay *display;
 	XRRScreenConfiguration *config;
 	SizeID index;
 	Rotation rotation;

 	display = (GdkDisplay *) NSA_GET_DISPLAY_PTR(env, gdkGraphicsEnv);

 	gdk_threads_enter();

 	config = XRRGetScreenInfo (GDK_DISPLAY_XDISPLAY(display), GDK_ROOT_WINDOW());

 	index = XRRConfigCurrentConfiguration (config, &rotation);

     XRRFreeScreenConfigInfo (config);

 	gdk_threads_leave();

 	return (int) index;

 #else

     JCL_ThrowException(env,
                        "java/lang/InternalError",
                        "Method should not have been invoked.");

     return -1;

 #endif
 }

 JNIEXPORT jobjectArray JNICALL
 Java_gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice_nativeGetDisplayModes
 (JNIEnv *env, jobject obj __attribute__((unused)), jobject gdkGraphicsEnv __attribute__((unused)))
 {
 #ifdef HAVE_XRANDR
 	GdkDisplay *display;
 	XRRScreenConfiguration *config;
 	XRRScreenSize *screenSizes;
 	int nsizes = 0, nrates = 0, i = 0;
 	jclass x11DisplayMode_class;
 	jmethodID x11DisplayMode_ctor;
 	jobjectArray array;
 	jobject instance;
 	short *rates;
 	jshortArray shortArray;

 	display = (GdkDisplay *) NSA_GET_DISPLAY_PTR(env, gdkGraphicsEnv);

 	gdk_threads_enter();

 	config = XRRGetScreenInfo (GDK_DISPLAY_XDISPLAY(display), GDK_ROOT_WINDOW());

 	screenSizes = XRRConfigSizes(config, &nsizes);

 	x11DisplayMode_class = (*env)->FindClass(env, "gnu/java/awt/peer/gtk/GdkScreenGraphicsDevice$X11DisplayMode");

 	x11DisplayMode_ctor = (*env)->GetMethodID(env, x11DisplayMode_class, "<init>", "(II[S)V");

 	array = (*env)->NewObjectArray(env, nsizes, x11DisplayMode_class, NULL);

 	for (; i < nsizes ; i++)
 	  {
 	  	/* Retrieves refresh rate information. */
 	  	rates = XRRConfigRates(config, i, &nrates);

 	  	/* Create a Java short array and put them in. */
 	  	shortArray = (*env)->NewShortArray(env, nrates);
 		(*env)->SetShortArrayRegion(env, shortArray, 0, nrates, (jshort *) rates);

 	  	/* Create a GdkScreenGraphicsDevice.X11DisplayMode instance. */
         instance = (*env)->NewObject(env,
 									 x11DisplayMode_class,
 									 x11DisplayMode_ctor,
 									 screenSizes[i].width,
 									 screenSizes[i].height,
 									 shortArray);

 		/* Put it into the result array. */
         (*env)->SetObjectArrayElement(env, array, i, instance);
 	  }

 	/* Free everything acquired by xlib. */
 	XRRFreeScreenConfigInfo (config);

 	gdk_threads_leave();

 	return array;
 #else
     JCL_ThrowException(env,
                        "java/lang/InternalError",
                        "Method should not have been invoked.");

     return NULL;

 #endif
 }

 JNIEXPORT void JNICALL
 Java_gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice_nativeSetDisplayMode
 (JNIEnv *env, jobject obj __attribute__((unused)), jobject gdkGraphicsEnv __attribute__((unused)), jint index __attribute__((unused)), jshort rate __attribute__((unused)))
 {
 #ifdef HAVE_XRANDR
 	GdkDisplay *display;
 	XRRScreenConfiguration *config;
 	Rotation rotation;

 	display = (GdkDisplay *) NSA_GET_DISPLAY_PTR(env, gdkGraphicsEnv);

 	gdk_threads_enter();

 	config = XRRGetScreenInfo (GDK_DISPLAY_XDISPLAY(display), GDK_ROOT_WINDOW());

 	/* The rotation is not exposed to the Java API. So we retrieve its current
 	 * value and set it to the same when switching resolution.
 	 */
 	XRRConfigCurrentConfiguration (config, &rotation);

 	XRRSetScreenConfigAndRate (GDK_DISPLAY_XDISPLAY(display),
                         		   config,
                                GDK_ROOT_WINDOW(),
                                index,
                                rotation,
                                rate,
                                CurrentTime);

 	XRRFreeScreenConfigInfo(config);

 	gdk_threads_leave();

 #else
     JCL_ThrowException(env,
                        "java/lang/InternalError",
                        "Method should not have been invoked.");
 #endif
 }

 JNIEXPORT jobject JNICALL
 Java_gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice_nativeGetBounds
 (JNIEnv *env, jobject obj)
 {
 	jclass rectangle_class;
 	jmethodID rectangle_ctor;
 	GdkScreen *screen;
 	GdkWindow *window;
 	int x, y, w, h;
 	jobject instance;

 	rectangle_class = (*env)->FindClass(env, "java/awt/Rectangle");

     rectangle_ctor = (*env)->GetMethodID
     (env, rectangle_class, "<init>", "(IIII)V");

     screen = (GdkScreen *) NSA_GET_SCREEN_PTR(env, obj);

 	gdk_threads_enter();

 	window = gdk_screen_get_root_window(screen);

 	gdk_window_get_geometry(window, &x, &y, &w, &h, NULL);

 	gdk_threads_leave();

     instance = (*env)->NewObject(env,
 								 rectangle_class,
 								 rectangle_ctor,
 								 x, y, w, h);

 	return instance;
 }
	/* gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice.c
	Copyright (C) 2006 Free Software Foundation, Inc.

	This file is part of GNU Classpath.

	GNU Classpath is free software; you can redistribute it and/or modify
	it under the terms of the GNU General Public License as published by
	the Free Software Foundation; either version 2, or (at your option)
	any later version.

	GNU Classpath is distributed in the hope that it will be useful, but
	WITHOUT ANY WARRANTY; without even the implied warranty of
	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
	General Public License for more details.

	You should have received a copy of the GNU General Public License
	along with GNU Classpath; see the file COPYING. If not, write to the
	Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
	02110-1301 USA.

	Linking this library statically or dynamically with other modules is
	making a combined work based on this library. Thus, the terms and
	conditions of the GNU General Public License cover the whole
	combination.

	As a special exception, the copyright holders of this library give you
	permission to link this library with independent modules to produce an
	executable, regardless of the license terms of these independent
	modules, and to copy and distribute the resulting executable under
	terms of your choice, provided that you also meet, for each linked
	independent module, the terms and conditions of the license of that
	module. An independent module is a module which is not derived from
	or based on this library. If you modify this library, you may extend
	this exception to your version of the library, but you are not
	obligated to do so. If you do not wish to do so, delete this
	exception statement from your version. */

	#include <jcl.h>

	#include <gdk/gdk.h>
	#include <gdk/gdkx.h>

	#ifdef HAVE_XRANDR
	#include <X11/Xlib.h>
	#include <X11/extensions/Xrandr.h>
	#endif

	#include "gdkdisplay.h"

	#include "gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice.h"

	struct state_table *cp_gtk_native_screen_state_table;

	jclass gdkScreenGraphicsDevice_class;

	JNIEXPORT void JNICALL
	Java_gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice_initStaticState
	(JNIEnv *env, jclass klazz)
	{
	gdkScreenGraphicsDevice_class = (*env)->NewGlobalRef
	(env, klazz);

	NSA_SCREEN_INIT(env, gdkScreenGraphicsDevice_class);
	}

	JNIEXPORT jobject JNICALL
	Java_gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice_nativeGetFixedDisplayMode
	(JNIEnv *env, jobject obj, jobject gdkGraphicsEnv __attribute__((unused)))
	{
	jclass displayMode_class;
	jmethodID displayMode_ctor;
	GdkScreen *screen;
	jobject fixedDisplayMode = NULL;
	#ifdef HAVE_XRANDR
	int temp1, temp2;
	GdkDisplay *display;

	display = (GdkDisplay *) NSA_GET_DISPLAY_PTR(env, gdkGraphicsEnv);

	gdk_threads_enter();

	if (!XRRQueryExtension(GDK_DISPLAY_XDISPLAY(display), &temp1, &temp2))
	{
	displayMode_class = (*env)->FindClass(env, "java/awt/DisplayMode");
	displayMode_ctor = (*env)->GetMethodID(env,
	displayMode_class,
	"<init>",
	"(IIII)V");

	screen = (GdkScreen *) NSA_GET_SCREEN_PTR(env, obj);

	fixedDisplayMode = (*env)->NewObject(env,
	displayMode_class,
	displayMode_ctor,
	gdk_screen_get_width(screen),
	gdk_screen_get_height(screen),
	-1,
	0);
	}

	gdk_threads_leave();

	#else

	displayMode_class = (*env)->FindClass(env, "java/awt/DisplayMode");
	displayMode_ctor = (*env)->GetMethodID(env,
	displayMode_class,
	"<init>",
	"(IIII)V");

	screen = (GdkScreen *) NSA_GET_SCREEN_PTR(env, obj);

	fixedDisplayMode = (*env)->NewObject(env,
	displayMode_class,
	displayMode_ctor,
	gdk_screen_get_width(screen),
	gdk_screen_get_height(screen),
	-1,
	0);

	#endif
	return fixedDisplayMode;
	}

	JNIEXPORT jstring JNICALL
	Java_gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice_nativeGetIDString
	(JNIEnv *env, jobject obj)
	{
	GdkScreen *screen;
	gchar* displayName;
	jstring string;

	screen = (GdkScreen *) NSA_GET_SCREEN_PTR(env, obj);

	gdk_threads_enter();

	displayName = gdk_screen_make_display_name(screen);

	gdk_threads_leave();

	string = (*env)->NewStringUTF(env, displayName);

	g_free(displayName);

	return string;
	}

	JNIEXPORT jint JNICALL
	Java_gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice_nativeGetDisplayModeRate
	(JNIEnv *env, jobject obj __attribute__((unused)), jobject gdkGraphicsEnv __attribute__((unused)))
	{
	#ifdef HAVE_XRANDR

	GdkDisplay *display;
	XRRScreenConfiguration *config;
	int rate;

	display = (GdkDisplay *) NSA_GET_DISPLAY_PTR(env, gdkGraphicsEnv);

	gdk_threads_enter();

	config = XRRGetScreenInfo (GDK_DISPLAY_XDISPLAY(display), GDK_ROOT_WINDOW());

	rate = (int) XRRConfigCurrentRate (config);

	XRRFreeScreenConfigInfo (config);

	gdk_threads_leave();

	return rate;
	#else
	JCL_ThrowException(env,
	"java/lang/InternalError",
	"Method should not have been invoked.");

	return -1;
	#endif
	}

	JNIEXPORT jint JNICALL
	Java_gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice_nativeGetDisplayModeIndex
	(JNIEnv *env, jobject obj __attribute__((unused)), jobject gdkGraphicsEnv __attribute__((unused)))
	{
	#ifdef HAVE_XRANDR

	GdkDisplay *display;
	XRRScreenConfiguration *config;
	SizeID index;
	Rotation rotation;

	display = (GdkDisplay *) NSA_GET_DISPLAY_PTR(env, gdkGraphicsEnv);

	gdk_threads_enter();

	config = XRRGetScreenInfo (GDK_DISPLAY_XDISPLAY(display), GDK_ROOT_WINDOW());

	index = XRRConfigCurrentConfiguration (config, &rotation);

	XRRFreeScreenConfigInfo (config);

	gdk_threads_leave();

	return (int) index;

	#else

	JCL_ThrowException(env,
	"java/lang/InternalError",
	"Method should not have been invoked.");

	return -1;

	#endif
	}

	JNIEXPORT jobjectArray JNICALL
	Java_gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice_nativeGetDisplayModes
	(JNIEnv *env, jobject obj __attribute__((unused)), jobject gdkGraphicsEnv __attribute__((unused)))
	{
	#ifdef HAVE_XRANDR
	GdkDisplay *display;
	XRRScreenConfiguration *config;
	XRRScreenSize *screenSizes;
	int nsizes = 0, nrates = 0, i = 0;
	jclass x11DisplayMode_class;
	jmethodID x11DisplayMode_ctor;
	jobjectArray array;
	jobject instance;
	short *rates;
	jshortArray shortArray;

	display = (GdkDisplay *) NSA_GET_DISPLAY_PTR(env, gdkGraphicsEnv);

	gdk_threads_enter();

	config = XRRGetScreenInfo (GDK_DISPLAY_XDISPLAY(display), GDK_ROOT_WINDOW());

	screenSizes = XRRConfigSizes(config, &nsizes);

	x11DisplayMode_class = (*env)->FindClass(env, "gnu/java/awt/peer/gtk/GdkScreenGraphicsDevice$X11DisplayMode");

	x11DisplayMode_ctor = (*env)->GetMethodID(env, x11DisplayMode_class, "<init>", "(II[S)V");

	array = (*env)->NewObjectArray(env, nsizes, x11DisplayMode_class, NULL);

	for (; i < nsizes ; i++)
	{
	/* Retrieves refresh rate information. */
	rates = XRRConfigRates(config, i, &nrates);

	/* Create a Java short array and put them in. */
	shortArray = (*env)->NewShortArray(env, nrates);
	(env)->SetShortArrayRegion(env, shortArray, 0, nrates, (jshort ) rates);

	/* Create a GdkScreenGraphicsDevice.X11DisplayMode instance. */
	instance = (*env)->NewObject(env,
	x11DisplayMode_class,
	x11DisplayMode_ctor,
	screenSizes[i].width,
	screenSizes[i].height,
	shortArray);

	/* Put it into the result array. */
	(*env)->SetObjectArrayElement(env, array, i, instance);
	}

	/* Free everything acquired by xlib. */
	XRRFreeScreenConfigInfo (config);

	gdk_threads_leave();

	return array;
	#else
	JCL_ThrowException(env,
	"java/lang/InternalError",
	"Method should not have been invoked.");

	return NULL;

	#endif
	}

	JNIEXPORT void JNICALL
	Java_gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice_nativeSetDisplayMode
	(JNIEnv *env, jobject obj __attribute__((unused)), jobject gdkGraphicsEnv __attribute__((unused)), jint index __attribute__((unused)), jshort rate __attribute__((unused)))
	{
	#ifdef HAVE_XRANDR
	GdkDisplay *display;
	XRRScreenConfiguration *config;
	Rotation rotation;

	display = (GdkDisplay *) NSA_GET_DISPLAY_PTR(env, gdkGraphicsEnv);

	gdk_threads_enter();

	config = XRRGetScreenInfo (GDK_DISPLAY_XDISPLAY(display), GDK_ROOT_WINDOW());

	/* The rotation is not exposed to the Java API. So we retrieve its current
	* value and set it to the same when switching resolution.
	*/
	XRRConfigCurrentConfiguration (config, &rotation);

	XRRSetScreenConfigAndRate (GDK_DISPLAY_XDISPLAY(display),
	config,
	GDK_ROOT_WINDOW(),
	index,
	rotation,
	rate,
	CurrentTime);

	XRRFreeScreenConfigInfo(config);

	gdk_threads_leave();

	#else
	JCL_ThrowException(env,
	"java/lang/InternalError",
	"Method should not have been invoked.");
	#endif
	}

	JNIEXPORT jobject JNICALL
	Java_gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice_nativeGetBounds
	(JNIEnv *env, jobject obj)
	{
	jclass rectangle_class;
	jmethodID rectangle_ctor;
	GdkScreen *screen;
	GdkWindow *window;
	int x, y, w, h;
	jobject instance;

	rectangle_class = (*env)->FindClass(env, "java/awt/Rectangle");

	rectangle_ctor = (*env)->GetMethodID
	(env, rectangle_class, "<init>", "(IIII)V");

	screen = (GdkScreen *) NSA_GET_SCREEN_PTR(env, obj);

	gdk_threads_enter();

	window = gdk_screen_get_root_window(screen);

	gdk_window_get_geometry(window, &x, &y, &w, &h, NULL);

	gdk_threads_leave();

	instance = (*env)->NewObject(env,
	rectangle_class,
	rectangle_ctor,
	x, y, w, h);

	return instance;
	}