352 lines
10 KiB
C
352 lines
10 KiB
C
/* gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice.c
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Copyright (C) 2006 Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library. Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module. An independent module is a module which is not derived from
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or based on this library. If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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#include <jcl.h>
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#include <gdk/gdk.h>
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#include <gdk/gdkx.h>
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#ifdef HAVE_XRANDR
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#include <X11/Xlib.h>
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#include <X11/extensions/Xrandr.h>
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#endif
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#include "gdkdisplay.h"
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#include "gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice.h"
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struct state_table *cp_gtk_native_screen_state_table;
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jclass gdkScreenGraphicsDevice_class;
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JNIEXPORT void JNICALL
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Java_gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice_initIDs
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(JNIEnv *env, jclass klazz __attribute__((unused)))
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{
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gtkpeer_init_screen_IDs(env);
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}
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JNIEXPORT jobject JNICALL
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Java_gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice_nativeGetFixedDisplayMode
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(JNIEnv *env, jobject obj, jobject gdkGraphicsEnv __attribute__((unused)))
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{
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jclass displayMode_class;
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jmethodID displayMode_ctor;
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GdkScreen *screen;
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jobject fixedDisplayMode = NULL;
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#ifdef HAVE_XRANDR
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int temp1, temp2;
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GdkDisplay *display;
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display = (GdkDisplay *) gtkpeer_get_display(env, gdkGraphicsEnv);
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gdk_threads_enter();
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if (!XRRQueryExtension(GDK_DISPLAY_XDISPLAY(display), &temp1, &temp2))
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{
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displayMode_class = (*env)->FindClass(env, "java/awt/DisplayMode");
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displayMode_ctor = (*env)->GetMethodID(env,
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displayMode_class,
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"<init>",
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"(IIII)V");
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screen = (GdkScreen *) gtkpeer_get_screen(env, obj);
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fixedDisplayMode = (*env)->NewObject(env,
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displayMode_class,
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displayMode_ctor,
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gdk_screen_get_width(screen),
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gdk_screen_get_height(screen),
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-1,
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0);
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}
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gdk_threads_leave();
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#else
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displayMode_class = (*env)->FindClass(env, "java/awt/DisplayMode");
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displayMode_ctor = (*env)->GetMethodID(env,
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displayMode_class,
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"<init>",
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"(IIII)V");
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screen = (GdkScreen *) gtkpeer_get_screen(env, obj);
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fixedDisplayMode = (*env)->NewObject(env,
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displayMode_class,
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displayMode_ctor,
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gdk_screen_get_width(screen),
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gdk_screen_get_height(screen),
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-1,
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0);
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#endif
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return fixedDisplayMode;
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}
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JNIEXPORT jstring JNICALL
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Java_gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice_nativeGetIDString
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(JNIEnv *env, jobject obj)
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{
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GdkScreen *screen;
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gchar* displayName;
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jstring string;
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screen = (GdkScreen *) gtkpeer_get_screen(env, obj);
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gdk_threads_enter();
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displayName = gdk_screen_make_display_name(screen);
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gdk_threads_leave();
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string = (*env)->NewStringUTF(env, displayName);
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g_free(displayName);
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return string;
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}
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JNIEXPORT jint JNICALL
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Java_gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice_nativeGetDisplayModeRate
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(JNIEnv *env, jobject obj __attribute__((unused)), jobject gdkGraphicsEnv __attribute__((unused)))
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{
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#ifdef HAVE_XRANDR
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GdkDisplay *display;
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XRRScreenConfiguration *config;
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int rate;
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display = (GdkDisplay *) gtkpeer_get_display(env, gdkGraphicsEnv);
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gdk_threads_enter();
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config = XRRGetScreenInfo (GDK_DISPLAY_XDISPLAY(display), GDK_ROOT_WINDOW());
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rate = (int) XRRConfigCurrentRate (config);
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XRRFreeScreenConfigInfo (config);
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gdk_threads_leave();
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return rate;
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#else
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JCL_ThrowException(env,
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"java/lang/InternalError",
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"Method should not have been invoked.");
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return -1;
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#endif
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}
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JNIEXPORT jint JNICALL
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Java_gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice_nativeGetDisplayModeIndex
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(JNIEnv *env, jobject obj __attribute__((unused)), jobject gdkGraphicsEnv __attribute__((unused)))
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{
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#ifdef HAVE_XRANDR
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GdkDisplay *display;
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XRRScreenConfiguration *config;
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SizeID index;
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Rotation rotation;
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display = (GdkDisplay *) gtkpeer_get_display(env, gdkGraphicsEnv);
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gdk_threads_enter();
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config = XRRGetScreenInfo (GDK_DISPLAY_XDISPLAY(display), GDK_ROOT_WINDOW());
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index = XRRConfigCurrentConfiguration (config, &rotation);
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XRRFreeScreenConfigInfo (config);
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gdk_threads_leave();
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return (int) index;
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#else
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JCL_ThrowException(env,
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"java/lang/InternalError",
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"Method should not have been invoked.");
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return -1;
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#endif
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}
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JNIEXPORT jobjectArray JNICALL
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Java_gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice_nativeGetDisplayModes
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(JNIEnv *env, jobject obj __attribute__((unused)), jobject gdkGraphicsEnv __attribute__((unused)))
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{
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#ifdef HAVE_XRANDR
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GdkDisplay *display;
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XRRScreenConfiguration *config;
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XRRScreenSize *screenSizes;
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int nsizes = 0, nrates = 0, i = 0;
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jclass x11DisplayMode_class;
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jmethodID x11DisplayMode_ctor;
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jobjectArray array;
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jobject instance;
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short *rates;
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jshortArray shortArray;
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display = (GdkDisplay *) gtkpeer_get_display(env, gdkGraphicsEnv);
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gdk_threads_enter();
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config = XRRGetScreenInfo (GDK_DISPLAY_XDISPLAY(display), GDK_ROOT_WINDOW());
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screenSizes = XRRConfigSizes(config, &nsizes);
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x11DisplayMode_class = (*env)->FindClass(env, "gnu/java/awt/peer/gtk/GdkScreenGraphicsDevice$X11DisplayMode");
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x11DisplayMode_ctor = (*env)->GetMethodID(env, x11DisplayMode_class, "<init>", "(II[S)V");
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array = (*env)->NewObjectArray(env, nsizes, x11DisplayMode_class, NULL);
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for (; i < nsizes ; i++)
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{
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/* Retrieves refresh rate information. */
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rates = XRRConfigRates(config, i, &nrates);
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/* Create a Java short array and put them in. */
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shortArray = (*env)->NewShortArray(env, nrates);
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(*env)->SetShortArrayRegion(env, shortArray, 0, nrates, (jshort *) rates);
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/* Create a GdkScreenGraphicsDevice.X11DisplayMode instance. */
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instance = (*env)->NewObject(env,
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x11DisplayMode_class,
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x11DisplayMode_ctor,
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screenSizes[i].width,
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screenSizes[i].height,
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shortArray);
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/* Put it into the result array. */
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(*env)->SetObjectArrayElement(env, array, i, instance);
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}
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/* Free everything acquired by xlib. */
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XRRFreeScreenConfigInfo (config);
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gdk_threads_leave();
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return array;
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#else
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JCL_ThrowException(env,
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"java/lang/InternalError",
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"Method should not have been invoked.");
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return NULL;
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#endif
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}
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JNIEXPORT void JNICALL
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Java_gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice_nativeSetDisplayMode
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(JNIEnv *env, jobject obj __attribute__((unused)), jobject gdkGraphicsEnv __attribute__((unused)), jint index __attribute__((unused)), jshort rate __attribute__((unused)))
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{
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#ifdef HAVE_XRANDR
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GdkDisplay *display;
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XRRScreenConfiguration *config;
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Rotation rotation;
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display = (GdkDisplay *) gtkpeer_get_display(env, gdkGraphicsEnv);
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gdk_threads_enter();
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config = XRRGetScreenInfo (GDK_DISPLAY_XDISPLAY(display), GDK_ROOT_WINDOW());
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/* The rotation is not exposed to the Java API. So we retrieve its current
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* value and set it to the same when switching resolution.
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*/
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XRRConfigCurrentConfiguration (config, &rotation);
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XRRSetScreenConfigAndRate (GDK_DISPLAY_XDISPLAY(display),
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config,
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GDK_ROOT_WINDOW(),
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index,
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rotation,
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rate,
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CurrentTime);
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XRRFreeScreenConfigInfo(config);
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gdk_threads_leave();
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#else
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JCL_ThrowException(env,
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"java/lang/InternalError",
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"Method should not have been invoked.");
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#endif
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}
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JNIEXPORT jobject JNICALL
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Java_gnu_java_awt_peer_gtk_GdkScreenGraphicsDevice_nativeGetBounds
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(JNIEnv *env, jobject obj)
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{
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jclass rectangle_class;
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jmethodID rectangle_ctor;
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GdkScreen *screen;
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GdkWindow *window;
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int x, y, w, h;
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jobject instance;
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rectangle_class = (*env)->FindClass(env, "java/awt/Rectangle");
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rectangle_ctor = (*env)->GetMethodID
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(env, rectangle_class, "<init>", "(IIII)V");
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screen = (GdkScreen *) gtkpeer_get_screen(env, obj);
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gdk_threads_enter();
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window = gdk_screen_get_root_window(screen);
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gdk_window_get_geometry(window, &x, &y, &w, &h, NULL);
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gdk_threads_leave();
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instance = (*env)->NewObject(env,
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rectangle_class,
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rectangle_ctor,
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x, y, w, h);
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return instance;
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}
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