Started trimming the OSX keyboard interface to what OSX supports in Carbon. Won't use InputSprocket because there appears to be no support plan from Apple.
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@ -39,38 +39,11 @@
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* @version $Revision$
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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 <string.h>
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#include <Carbon/Carbon.h>
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#include <assert.h>
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#include "org_lwjgl_input_Keyboard.h"
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#define KEYBOARD_BUFFER_SIZE 50
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#define KEYBOARD_SIZE 256
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#define KEY_EVENT_BACKLOG 20
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unsigned char readBuffer[KEYBOARD_BUFFER_SIZE * 2];
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jfieldID fid_readBuffer;
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jfieldID fid_readBufferAddress;
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unsigned char key_buf[KEYBOARD_SIZE];
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unsigned char key_map[KEYBOARD_SIZE];
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typedef struct {
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unsigned char keycode;
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unsigned char state;
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} input_event;
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input_event saved_key_events[KEY_EVENT_BACKLOG];
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int list_start = 0;
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int list_end = 0;
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bool keyboard_grabbed;
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extern Display *disp;
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extern Window win;
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extern int current_fullscreen;
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extern int isFocused(void);
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KeyMap keyMap;
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/*
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* Class: org_lwjgl_input_Keyboard
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@ -91,33 +64,6 @@ JNIEXPORT void JNICALL Java_org_lwjgl_input_Keyboard_initIDs
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fid_readBufferAddress = env->GetStaticFieldID(clazz, "readBufferAddress", "I");
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}
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int grabKeyboard(void) {
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int result = XGrabKeyboard(disp, win, False, GrabModeAsync, GrabModeAsync, CurrentTime);
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if (result == GrabSuccess)
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keyboard_grabbed = true;
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return result;
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}
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void ungrabKeyboard(void) {
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keyboard_grabbed = false;
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XUngrabKeyboard(disp, CurrentTime);
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}
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int updateKeyboardGrab(void) {
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if (current_fullscreen) {
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if (!keyboard_grabbed)
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return grabKeyboard();
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} else {
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if (isFocused()) {
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if (!keyboard_grabbed)
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return grabKeyboard();
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} else {
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if (keyboard_grabbed)
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ungrabKeyboard();
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}
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}
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return GrabSuccess;
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}
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/*
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* Class: org_lwjgl_input_Keyboard
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@ -127,34 +73,11 @@ int updateKeyboardGrab(void) {
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JNIEXPORT jboolean JNICALL Java_org_lwjgl_input_Keyboard_nCreate
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(JNIEnv * env, jclass clazz)
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{
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keyboard_grabbed = 0;
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if (updateKeyboardGrab() != GrabSuccess) {
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#ifdef _DEBUG
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printf("Could not grab keyboard\n");
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#endif
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return JNI_FALSE;
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}
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for (int i = 0; i < KEYBOARD_SIZE; i++)
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key_map[i] = i;
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key_map[0x6b] = 0xdb; // Left doze key
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key_map[0x6c] = 0xdc; // Right doze key
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key_map[0x6d] = 0xdd; // Apps key
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key_map[0x5a] = 0xc8; // Up arrow
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key_map[0x5c] = 0xcb; // Left arrow
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key_map[0x5e] = 0xcd; // Right arrow
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key_map[0x60] = 0xd0; // Down arrow
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key_map[0x59] = 0xc7; // Home
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key_map[0x62] = 0xd2; // Insert
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key_map[0x63] = 0xd3; // Delete
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key_map[0x5f] = 0xcf; // End
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key_map[0x5b] = 0xc9; // Page up
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key_map[0x61] = 0xd1; // Page down
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key_map[0x67] = 0xb7; // SysRQ
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key_map[0x66] = 0xc5; // Pause
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key_map[0x64] = 0x9c; // Numpad enter
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key_map[0x68] = 0xb5; // Numpad divide
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memset(key_buf, 0, KEYBOARD_SIZE*sizeof(unsigned char));
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#ifdef _DEBUG
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printf("Creating OSX Carbon keyboard interface\n");
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#endif
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return JNI_TRUE;
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}
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@ -166,32 +89,12 @@ JNIEXPORT jboolean JNICALL Java_org_lwjgl_input_Keyboard_nCreate
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JNIEXPORT void JNICALL Java_org_lwjgl_input_Keyboard_nDestroy
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(JNIEnv * env, jclass clazz)
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{
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if (keyboard_grabbed)
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ungrabKeyboard();
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// no specific methodology for doing this in OSX input system
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#ifdef _DEBUG
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printf("Destroying OSX Carbon keyboard interface\n");
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#endif
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}
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input_event *nextEventElement(void) {
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if (list_start == list_end)
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return NULL;
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input_event *result = &(saved_key_events[list_start]);
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list_start = (list_start + 1)%KEY_EVENT_BACKLOG;
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return result;
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}
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void putEventElement(unsigned char keycode, unsigned char state) {
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int next_index = (list_end + 1)%KEY_EVENT_BACKLOG;
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if (next_index == list_start)
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return;
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saved_key_events[list_end].keycode = keycode;
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saved_key_events[list_end].state = state;
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list_end = next_index;
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}
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unsigned char getKeycode(XEvent *event) {
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unsigned char keycode = (unsigned char)((event->xkey.keycode - 8) & 0xff);
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keycode = key_map[keycode];
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return keycode;
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}
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/*
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* Class: org_lwjgl_input_Keyboard
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@ -201,23 +104,9 @@ unsigned char getKeycode(XEvent *event) {
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JNIEXPORT void JNICALL Java_org_lwjgl_input_Keyboard_nPoll
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(JNIEnv * env, jclass clazz, jint buf)
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{
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XEvent event;
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int state;
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updateKeyboardGrab();
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while (XCheckMaskEvent(disp, KeyPressMask | KeyReleaseMask, &event)) {
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unsigned char keycode = getKeycode(&event);
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if (event.type == KeyPress) {
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state = 1;
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} else if (event.type == KeyRelease) {
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state = 0;
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} else
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assert(0);
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key_buf[keycode] = state;
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putEventElement(keycode, state);
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}
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memcpy((unsigned char*)buf, key_buf, KEYBOARD_SIZE*sizeof(unsigned char));
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// get the keymap from the operating system's carbon layer
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//
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GetKeys( keyMap );
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}
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/*
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@ -228,40 +117,7 @@ JNIEXPORT void JNICALL Java_org_lwjgl_input_Keyboard_nPoll
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JNIEXPORT jint JNICALL Java_org_lwjgl_input_Keyboard_nRead
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(JNIEnv * env, jclass clazz, jint keys)
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{
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XEvent event;
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int count = 0;
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int buf_count = 0;
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int state;
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input_event *input_ev;
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unsigned char *result_buf = (unsigned char *)keys;
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updateKeyboardGrab();
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while ((input_ev = nextEventElement()) != NULL) {
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count++;
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// printf("Reading a key %d %d count %d\n", (int)input_ev->keycode, (int)input_ev->state, count);
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result_buf[buf_count++] = input_ev->keycode;
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result_buf[buf_count++] = input_ev->state;
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if (buf_count >= KEYBOARD_BUFFER_SIZE * 2)
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return count;
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}
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while (XCheckMaskEvent(disp, KeyPressMask | KeyReleaseMask, &event)) {
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count++;
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unsigned char keycode = getKeycode(&event);
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if (event.type == KeyPress) {
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state = 1;
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} else if (event.type == KeyRelease) {
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state = 0;
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} else
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assert(0);
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key_buf[keycode] = state;
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result_buf[buf_count++] = keycode;
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result_buf[buf_count++] = state;
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if (buf_count >= KEYBOARD_BUFFER_SIZE * 2)
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return count;
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}
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return count;
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}
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/*
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@ -272,8 +128,7 @@ JNIEXPORT jint JNICALL Java_org_lwjgl_input_Keyboard_nRead
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JNIEXPORT jint JNICALL Java_org_lwjgl_input_Keyboard_nEnableBuffer
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(JNIEnv * env, jclass clazz)
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{
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jobject newBuffer = env->NewDirectByteBuffer(&readBuffer, KEYBOARD_BUFFER_SIZE * 2);
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env->SetStaticObjectField(clazz, fid_readBuffer, newBuffer);
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env->SetStaticIntField(clazz, fid_readBufferAddress, (jint) (&readBuffer));
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return KEYBOARD_BUFFER_SIZE;
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printf("Buffered input is currently not available\n");
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return JNI_FALSE;
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}
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