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Linux Mouse: added support for using more than 3 buttons on a mouse, supports mice with upto 256 buttons.

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This commit is contained in:
kappa1 2012-01-31 23:24:28 +00:00
parent 97c6cb1daf
commit 57ff8c2e2b
2 changed files with 41 additions and 2 deletions
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30
src/java/org/lwjgl/opengl/LinuxMouse.java
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@ -43,17 +43,23 @@ import org.lwjgl.LWJGLException;
import org.lwjgl.input.Mouse;
final class LinuxMouse {
private static final int NUM_BUTTONS = 3;
private static final int POINTER_WARP_BORDER = 10;
// scale the mouse wheel according to DirectInput
private static final int WHEEL_SCALE = 120;
private int button_count;
/* X11 constants */
private static final int Button1 = 1;
private static final int Button2 = 2;
private static final int Button3 = 3;
private static final int Button4 = 4;
private static final int Button5 = 5;
private static final int Button6 = 6; // wheel tilt left *rare*
private static final int Button7 = 7; // wheel tilt right *rare*
private static final int Button8 = 8; // back button
private static final int Button9 = 9; // forward button
private static final int ButtonPress = 4;
private static final int ButtonRelease = 5;
@ -70,7 +76,7 @@ final class LinuxMouse {
private int accum_dx;
private int accum_dy;
private int accum_dz;
private byte[] buttons = new byte[NUM_BUTTONS];
private byte[] buttons;// = new byte[NUM_BUTTONS];
private EventQueue event_queue;
private long last_event_nanos;
@ -79,6 +85,8 @@ final class LinuxMouse {
this.window = window;
this.input_window = input_window;
this.warp_atom = LinuxDisplay.nInternAtom(display, "_LWJGL", false);
button_count = nGetButtonCount(display);
buttons = new byte[button_count];
reset(false, false);
}
@ -189,6 +197,8 @@ final class LinuxMouse {
}
private static native int nGetWindowHeight(long display, long window);
private static native int nGetWindowWidth(long display, long window);
private static native int nGetButtonCount(long display);
private static native long nQueryPointer(long display, long window, IntBuffer result);
@ -213,7 +223,23 @@ final class LinuxMouse {
case Button3:
button_num = (byte)1;
break;
case Button6:
button_num = (byte)5;
break;
case Button7:
button_num = (byte)6;
break;
case Button8:
button_num = (byte)3; // back button
break;
case Button9:
button_num = (byte)4; // forward button
break;
default:
if (button > Button9 && button <= button_count) {
button_num = (byte)(button-1);
break;
}
return;
}
buttons[button_num] = state;

13
src/native/linux/org_lwjgl_opengl_LinuxMouse.c
View file

@ -103,3 +103,16 @@ JNIEXPORT void JNICALL Java_org_lwjgl_opengl_LinuxMouse_nSendWarpEvent(JNIEnv *e
warp_event.xclient.data.l[1] = y;
XSendEvent(disp, win, False, 0, &warp_event);
}
JNIEXPORT jint JNICALL Java_org_lwjgl_opengl_LinuxMouse_nGetButtonCount(JNIEnv *env, jclass unused, jlong display_ptr) {
Display *disp = (Display *)(intptr_t)display_ptr;
int count = 256;
unsigned char * pointer_map = malloc(sizeof(unsigned char) * count);
count = XGetPointerMapping(disp, pointer_map, count);
free(pointer_map);
return count;
}