customclick.m

// File: 
// customclick.m
//
// clickdrag will drag the "mouse" from the current cursor position to
// the given coordinates.
//
// derived from:
//  http://www.macosxhints.com/article.php?story=2008051406323031
//    &
//  http://davehope.co.uk/Blog/osx-click-the-mouse-via-code/
//
// Requires:
//   xtools
//
// Compile with: 
// gcc -o customclick customclick.m -framework ApplicationServices -framework Foundation
//
// Usage:
// ./clickdrag
//



#import <Foundation/Foundation.h>
#import <ApplicationServices/ApplicationServices.h>


int main(int argc, char *argv[]) {
  NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
  NSUserDefaults *args = [NSUserDefaults standardUserDefaults];


  // grabs command line arguments -x and -y
  //
  // int x = [args integerForKey:@"x"];
  //int y = [args integerForKey:@"y"];

  

  // This is where the magic happens.  See CGRemoteOperation.h for details.

  // Get the current mouse location
  CGEventRef ourEvent = CGEventCreate(NULL);
  CGPoint ourLoc = CGEventGetLocation(ourEvent);

  // The data structure CGPoint represents a point in a two-dimensional
  // coordinate system.  Here, X and Y distance from upper left, in pixels.
  //
  CGPoint pt;
  pt.x = ourLoc.x + 320;
  pt.y = ourLoc.y + 240;

  // CGPostMouseEvent( CGPoint        mouseCursorPosition,
  //                   boolean_t      updateMouseCursorPosition,
  //                   CGButtonCount  buttonCount,
  //                   boolean_t      mouseButtonDown, ... )


CGEventRef mouseDownEv = CGEventCreateMouseEvent (NULL,kCGEventLeftMouseDown,ourLoc,kCGMouseButtonLeft);
CGEventPost (kCGHIDEventTap, mouseDownEv);

CGEventRef mouseUpEv = CGEventCreateMouseEvent (NULL,kCGEventLeftMouseUp,pt,kCGMouseButtonLeft);
CGEventPost (kCGHIDEventTap, mouseUpEv );

CGEventRef mouseLastEv = CGEventCreateMouseEvent (NULL,kCGEventLeftMouseUp,ourLoc,kCGMouseButtonLeft);
CGEventPost (kCGHIDEventTap, mouseLastEv );

  // Start drag from current cursor location
  //CGPostMouseEvent( ourLoc, TRUE, 1, FALSE );
  //CGPostMouseEvent( ourLoc, TRUE, 1, TRUE ); 
  // End drag by moving to new location

  //CGPostMouseEvent( pt, TRUE, 1, TRUE );

  //CGPostMouseEvent( pt, FALSE, 1, FALSE );
  //Go back to start position
  //CGPostMouseEvent( ourLoc, TRUE, 1, FALSE );

  
  // Possible sleep routines
  //usleep(100000);
  //sleep(2);

  [pool release];
  return 0;
}