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/**
* [x11mouse] Generates X11 mouse events on Linux
* @author Alexandre Quessy <alex@sourcelibre.com>
* @license GNU Public License )c( 2006
*/
#include <X11/Xlib.h>
#include <X11/Xresource.h>
#include <X11/extensions/XTest.h>
#include <stdio.h>
#include <stdbool.h>
#include <unistd.h>
#include "m_pd.h"
#define PUREX11_DEFAULT_MOUSEBUTTON 1
#define PUREX11_DEFAULT_MOUSESTATE 0
#define PUREX11_DEFAULT_DISPLAY 0
#define PUREX11_DEFAULT_XVALUE 0
#define PUREX11_DEFAULT_YVALUE 0
/** variables of the pd object */
typedef struct x11mouse {
t_object x_ob; /* The instance. Contains inlets and outlets */
int *displayName;
} t_x11mouse;
/**
* Mouse click
* @param int Button number
*/
void x11mouse_click(t_x11mouse *x, t_symbol *s, int argc, t_atom *argv) {
Display *display;
int result;
int button = PUREX11_DEFAULT_MOUSEBUTTON;
display = XOpenDisplay(0); /* defaults to $DISPLAY if 0 */
if (display == NULL) {
post("[x11mouse] error : could not open display.");
}
if (argc >= 1) {
if (argv[0].a_type == A_FLOAT) {
button = (int) atom_getfloatarg(0, argc, argv);
}
}
result = XTestFakeButtonEvent(display, button, True, CurrentTime);
result = XTestFakeButtonEvent(display, button, False, CurrentTime);
XCloseDisplay(display);
}
/**
* Mouse button press or release
* @param int State. Defaults to 0.
* @param int Button number
*/
void x11mouse_press(t_x11mouse *x, t_symbol *s, int argc, t_atom *argv) {
Display *display;
int result;
int button = PUREX11_DEFAULT_MOUSEBUTTON;
int state = PUREX11_DEFAULT_MOUSESTATE;
bool boolState;
display = XOpenDisplay(0); /* defaults to $DISPLAY if 0 */
if (display == NULL) {
post("[x11mouse] error : could not open display.");
}
if (argc >= 2) {
if (argv[1].a_type == A_FLOAT) {
button = (int) atom_getfloatarg(1, argc, argv);
}
if (argv[0].a_type == A_FLOAT) {
state = (int) atom_getfloatarg(0, argc, argv);
}
} else if (argc >= 1) {
if (argv[0].a_type == A_FLOAT) {
state = (int) atom_getfloatarg(0, argc, argv);
}
}
boolState = (state == 0) ? False : True;
result = XTestFakeButtonEvent(display, button, boolState, CurrentTime);
if (!result) {
post("[x11mouse] error : could not fake button event.");
}
XCloseDisplay(display);
}
/**
* Moves the mouse to the coordonates you give it.
*/
void x11mouse_move(t_x11mouse *x, t_symbol *s, int argc, t_atom *argv) {
Display *display;
int result;
int xCoord = PUREX11_DEFAULT_XVALUE;
int yCoord = PUREX11_DEFAULT_YVALUE;
display = XOpenDisplay(0); /* defaults to $DISPLAY if 0 */
if (display == NULL) {
post("[x11mouse] error : could not open display.");
}
if (argc >= 2) {
if (argv[1].a_type == A_FLOAT) {
yCoord = (int) atom_getfloatarg(0, argc, argv);
}
if (argv[0].a_type == A_FLOAT) {
xCoord = (int) atom_getfloatarg(0, argc, argv);
}
} else if (argc >= 1) {
if (argv[0].a_type == A_FLOAT) {
xCoord = (int) atom_getfloatarg(0, argc, argv);
}
}
result = XTestFakeMotionEvent(display, 0, xCoord, yCoord, CurrentTime);
if (!result) {
post("[x11mouse] error : could not fake motion event.");
}
XCloseDisplay(display);
}
/**
* Sets the X11 display name.
* Defaults to $DISPLAY, usually :0.0
*
* Not currently implemented. You cannot change the display. (for now)
* @todo Allow the user to change the display
*/
void x11mouse_display(t_x11mouse *x, t_symbol *s, int argc, t_atom *argv) {
Display *display;
display = XOpenDisplay(0); /* defaults to $DISPLAY if 0 */
if (display == NULL) {
post("[x11mouse] error : could not open display.");
}
XCloseDisplay(display);
}
void x11mouse_help(t_x11mouse *x, t_symbol *s, int argc, t_atom *argv) {
post("press [state 0/1] [button number 1-3]");
post("move [x] [y]");
post("click [button number 1-3]");
post("help");
post("display not yet implemented");
}
/** The class */
t_class *x11mouse_class;
/** constructor */
void *x11mouse_new(t_symbol *selector, int argc, t_atom *argv) {
t_x11mouse *x = (t_x11mouse *) pd_new(x11mouse_class);
//x->displayName = PUREX11_DEFAULT_DISPLAY;
return (void *)x;
}
/** setup */
void x11mouse_setup(void) {
x11mouse_class = class_new(gensym("x11mouse"), (t_newmethod) x11mouse_new, 0, sizeof(t_x11mouse), 0, A_GIMME, 0);
class_addmethod(x11mouse_class, (t_method)x11mouse_press, gensym("press"), A_GIMME, 0);
class_addmethod(x11mouse_class, (t_method)x11mouse_move, gensym("move"), A_GIMME, 0);
class_addmethod(x11mouse_class, (t_method)x11mouse_display, gensym("display"), A_GIMME, 0);
class_addmethod(x11mouse_class, (t_method)x11mouse_click, gensym("click"), A_GIMME, 0);
class_addmethod(x11mouse_class, (t_method)x11mouse_help, gensym("help"), A_GIMME, 0);
post("==============================================");
post(" Pure X11");
post("Copyleft 2006 Alexandre Quessy");
post("GNU Public License");
post("[x11mouse] simulates X11 mouse events.");
post("==============================================");
}
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