155 lines
6.8 KiB
C
155 lines
6.8 KiB
C
/*
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* Copyright (c) 2002-2008 LWJGL Project
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* * Neither the name of 'LWJGL' nor the names of
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* its contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
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* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/**
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* $Id: org_lwjgl_input_Keyboard.c 2399 2006-06-30 19:28:00Z elias_naur $
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*
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* Linux keyboard handling.
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*
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* @author elias_naur <elias_naur@users.sourceforge.net>
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* @version $Revision: 2399 $
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*/
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#include <X11/X.h>
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#include <X11/Xlib.h>
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#include <X11/XKBlib.h>
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#include <X11/Xutil.h>
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#include <X11/keysym.h>
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#include "common_tools.h"
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#include "org_lwjgl_opengl_LinuxKeyboard.h"
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JNIEXPORT jlong JNICALL Java_org_lwjgl_opengl_LinuxKeyboard_getModifierMapping(JNIEnv *env, jclass unused, jlong display_ptr) {
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Display *disp = (Display *)(intptr_t)display_ptr;
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XModifierKeymap *modifier_map = XGetModifierMapping(disp);
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return (intptr_t)modifier_map;
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}
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JNIEXPORT jboolean JNICALL Java_org_lwjgl_opengl_LinuxKeyboard_nSetDetectableKeyRepeat(JNIEnv *env, jclass unused, jlong display_ptr, jboolean set_enabled) {
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Display *disp = (Display *)(intptr_t)display_ptr;
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Bool enabled = set_enabled == JNI_TRUE ? True : False;
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Bool result = XkbSetDetectableAutoRepeat(disp, enabled, NULL);
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return result == enabled ? JNI_TRUE : JNI_FALSE;
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}
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JNIEXPORT void JNICALL Java_org_lwjgl_opengl_LinuxKeyboard_freeModifierMapping(JNIEnv *env, jclass unused, jlong mapping_ptr) {
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XModifierKeymap *modifier_map = (XModifierKeymap *)(intptr_t)mapping_ptr;
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XFreeModifiermap(modifier_map);
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}
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JNIEXPORT jint JNICALL Java_org_lwjgl_opengl_LinuxKeyboard_getMaxKeyPerMod(JNIEnv *env, jclass unsused, jlong mapping_ptr) {
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XModifierKeymap *modifier_map = (XModifierKeymap *)(intptr_t)mapping_ptr;
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return modifier_map->max_keypermod;
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}
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JNIEXPORT jint JNICALL Java_org_lwjgl_opengl_LinuxKeyboard_lookupModifierMap(JNIEnv *env, jclass unused, jlong mapping_ptr, jint index) {
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XModifierKeymap *modifier_map = (XModifierKeymap *)(intptr_t)mapping_ptr;
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KeyCode key_code = modifier_map->modifiermap[index];
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return key_code;
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}
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JNIEXPORT jlong JNICALL Java_org_lwjgl_opengl_LinuxKeyboard_keycodeToKeySym(JNIEnv *env, jclass unused, jlong display_ptr, jint key_code) {
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Display *disp = (Display *)(intptr_t)display_ptr;
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// TODO: verify that XkbKeycodeToKeysym does not introduce any unwanted behaviour, then switch to it.
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KeySym key_sym = XKeycodeToKeysym(disp, key_code, 0);
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return key_sym;
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}
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JNIEXPORT jlong JNICALL Java_org_lwjgl_opengl_LinuxKeyboard_openIM(JNIEnv *env, jclass unused, jlong display_ptr) {
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Display *disp = (Display *)(intptr_t)display_ptr;
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XSetLocaleModifiers ("@im=none");
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XIM xim = XOpenIM(disp, NULL, NULL, NULL);
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return (intptr_t)xim;
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}
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JNIEXPORT jlong JNICALL Java_org_lwjgl_opengl_LinuxKeyboard_createIC(JNIEnv *env, jclass unused, jlong xim_ptr, jlong window_ptr) {
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Window win = (Window)window_ptr;
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XIM xim = (XIM)(intptr_t)xim_ptr;
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XIC xic = XCreateIC(xim, XNClientWindow, win, XNFocusWindow, win, XNInputStyle, XIMPreeditNothing | XIMStatusNothing, NULL);
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return (intptr_t)xic;
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}
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JNIEXPORT void JNICALL Java_org_lwjgl_opengl_LinuxKeyboard_setupIMEventMask(JNIEnv *env, jclass unused, jlong display_ptr, jlong window_ptr, jlong xic_ptr) {
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Display *disp = (Display *)(intptr_t)display_ptr;
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Window win = (Window)window_ptr;
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XIC xic = (XIC)(intptr_t)xic_ptr;
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long im_event_mask;
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XWindowAttributes win_attributes;
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XGetWindowAttributes(disp, win, &win_attributes);
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XGetICValues(xic, XNFilterEvents, &im_event_mask, NULL);
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XSelectInput(disp, win, win_attributes.your_event_mask | im_event_mask);
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XSetICFocus(xic);
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}
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JNIEXPORT void JNICALL Java_org_lwjgl_opengl_LinuxKeyboard_destroyIC(JNIEnv *env, jclass unused, jlong xic_ptr) {
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XIC xic = (XIC)(intptr_t)xic_ptr;
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XDestroyIC(xic);
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}
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JNIEXPORT void JNICALL Java_org_lwjgl_opengl_LinuxKeyboard_closeIM(JNIEnv *env, jclass unused, jlong xim_ptr) {
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XIM xim = (XIM)(intptr_t)xim_ptr;
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XCloseIM(xim);
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}
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JNIEXPORT jlong JNICALL Java_org_lwjgl_opengl_LinuxKeyboard_lookupKeysym(JNIEnv *env, jclass unused, jlong event_ptr, jint index) {
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XKeyEvent *event = (XKeyEvent *)(intptr_t)event_ptr;
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return XLookupKeysym(event, index);
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}
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JNIEXPORT jlong JNICALL Java_org_lwjgl_opengl_LinuxKeyboard_toUpper(JNIEnv *env, jclass unused, jlong keysym) {
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KeySym lower_case, upper_case;
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XConvertCase(keysym, &lower_case, &upper_case);
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return upper_case;
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}
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JNIEXPORT jint JNICALL Java_org_lwjgl_opengl_LinuxKeyboard_lookupString(JNIEnv *env, jclass unused, jlong event_ptr, jobject buffer_obj, jobject compose_status_obj) {
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XKeyEvent *event = (XKeyEvent *)(intptr_t)event_ptr;
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char *buffer = (char *)(*env)->GetDirectBufferAddress(env, buffer_obj);
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int capacity = (*env)->GetDirectBufferCapacity(env, buffer_obj);
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XComposeStatus *status = (XComposeStatus *)(*env)->GetDirectBufferAddress(env, compose_status_obj);
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return XLookupString(event, buffer, capacity, NULL, status);
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}
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JNIEXPORT jobject JNICALL Java_org_lwjgl_opengl_LinuxKeyboard_allocateComposeStatus(JNIEnv *env, jclass unused) {
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return newJavaManagedByteBuffer(env, sizeof(XComposeStatus));
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}
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JNIEXPORT jint JNICALL Java_org_lwjgl_opengl_LinuxKeyboard_utf8LookupString(JNIEnv *env, jclass unused, jlong xic_ptr, jlong event_ptr, jobject buffer_obj, jint buffer_position, jint buffer_size) {
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XIC xic = (XIC)(intptr_t)xic_ptr;
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XKeyEvent *event = (XKeyEvent *)(intptr_t)event_ptr;
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char *buffer = buffer_position + (char *)(*env)->GetDirectBufferAddress(env, buffer_obj);
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Status status;
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size_t num_bytes = Xutf8LookupString(xic, event, buffer, buffer_size, NULL, &status);
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positionBuffer(env, buffer_obj, num_bytes);
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return status;
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}
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