1 files changed, 181 insertions, 0 deletions
diff --git a/x11mouse.c b/x11mouse.c
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index 0000000..b13ace0
--- /dev/null
+++ b/x11mouse.c
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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("==============================================");
+  
+}