आईपैड के लिए jQuery के स्निपेट और प्लगइन्स

 $(function() { // // Extend jQuery feature detection // $.extend($.support, {  touch: typeof Touch == "object" }); // // Hook up touch events // if ($.support.touch) {  document.addEventListener("touchstart", iPadTouchHandler, false);  document.addEventListener("touchmove", iPadTouchHandler, false);  document.addEventListener("touchend", iPadTouchHandler, false);  document.addEventListener("touchcancel", iPadTouchHandler, false); } }); var lastTap = null;    // Holds last tapped element (so we can compare for double tap) var tapValid = false;    // Are we still in the .6 second window where a double tap can occur var tapTimeout = null;    // The timeout reference function cancelTap() { tapValid = false; } var rightClickPending = false;  // Is a right click still feasible var rightClickEvent = null;   // the original event var holdTimeout = null;    // timeout reference var cancelMouseUp = false;   // prevents a click from occuring as we want the context menu function cancelHold() { if (rightClickPending) {  window.clearTimeout(holdTimeout);  rightClickPending = false;  rightClickEvent = null; } } function startHold(event) { if (rightClickPending)  return; rightClickPending = true; // We could be performing a right click rightClickEvent = (event.changedTouches)[0]; holdTimeout = window.setTimeout("doRightClick();", 800); } function doRightClick() { rightClickPending = false; // // We need to mouse up (as we were down) // var first = rightClickEvent,  simulatedEvent = document.createEvent("MouseEvent"); simulatedEvent.initMouseEvent("mouseup", true, true, window, 1, first.screenX, first.screenY, first.clientX, first.clientY,   false, false, false, false, 0, null); first.target.dispatchEvent(simulatedEvent); // // emulate a right click // simulatedEvent = document.createEvent("MouseEvent"); simulatedEvent.initMouseEvent("mousedown", true, true, window, 1, first.screenX, first.screenY, first.clientX, first.clientY,   false, false, false, false, 2, null); first.target.dispatchEvent(simulatedEvent); // // Show a context menu // simulatedEvent = document.createEvent("MouseEvent"); simulatedEvent.initMouseEvent("contextmenu", true, true, window, 1, first.screenX + 50, first.screenY + 5, first.clientX + 50, first.clientY + 5,                 false, false, false, false, 2, null); first.target.dispatchEvent(simulatedEvent); // // Note:: I don't mouse up the right click here however feel free to add if required // cancelMouseUp = true; rightClickEvent = null; // Release memory } // // mouse over event then mouse down // function iPadTouchStart(event) { var touches = event.changedTouches,  first = touches[0],  type = "mouseover",  simulatedEvent = document.createEvent("MouseEvent"); // // Mouse over first - I have live events attached on mouse over // simulatedEvent.initMouseEvent(type, true, true, window, 1, first.screenX, first.screenY, first.clientX, first.clientY,              false, false, false, false, 0, null); first.target.dispatchEvent(simulatedEvent); type = "mousedown"; simulatedEvent = document.createEvent("MouseEvent"); simulatedEvent.initMouseEvent(type, true, true, window, 1, first.screenX, first.screenY, first.clientX, first.clientY,              false, false, false, false, 0, null); first.target.dispatchEvent(simulatedEvent); if (!tapValid) {  lastTap = first.target;  tapValid = true;  tapTimeout = window.setTimeout("cancelTap();", 600);  startHold(event); } else {  window.clearTimeout(tapTimeout);  //  // If a double tap is still a possibility and the elements are the same  //  Then perform a double click  //  if (first.target == lastTap) {   lastTap = null;   tapValid = false;   type = "click";   simulatedEvent = document.createEvent("MouseEvent");   simulatedEvent.initMouseEvent(type, true, true, window, 1, first.screenX, first.screenY, first.clientX, first.clientY,              false, false, false, false, 0/*left*/, null);   first.target.dispatchEvent(simulatedEvent);   type = "dblclick";   simulatedEvent = document.createEvent("MouseEvent");   simulatedEvent.initMouseEvent(type, true, true, window, 1, first.screenX, first.screenY, first.clientX, first.clientY,              false, false, false, false, 0/*left*/, null);   first.target.dispatchEvent(simulatedEvent);  }  else {   lastTap = first.target;   tapValid = true;   tapTimeout = window.setTimeout("cancelTap();", 600);   startHold(event);  } } } function iPadTouchHandler(event) { var type = "",  button = 0; /*left*/ if (event.touches.length > 1)  return; switch (event.type) {  case "touchstart":   if ($(event.changedTouches[0].target).is("select")) {    return;   }   iPadTouchStart(event); /*We need to trigger two events here to support one touch drag and drop*/   event.preventDefault();   return false;   break;  case "touchmove":   cancelHold();   type = "mousemove";   event.preventDefault();   break;  case "touchend":   if (cancelMouseUp) {    cancelMouseUp = false;    event.preventDefault();    return false;   }   cancelHold();   type = "mouseup";   break;  default:   return; } var touches = event.changedTouches,  first = touches[0],  simulatedEvent = document.createEvent("MouseEvent"); simulatedEvent.initMouseEvent(type, true, true, window, 1, first.screenX, first.screenY, first.clientX, first.clientY,              false, false, false, false, button, null); first.target.dispatchEvent(simulatedEvent); if (type == "mouseup" && tapValid && first.target == lastTap) {  // This actually emulates the ipads default behaviour (which we prevented)  simulatedEvent = document.createEvent("MouseEvent");   // This check avoids click being emulated on a double tap  simulatedEvent.initMouseEvent("click", true, true, window, 1, first.screenX, first.screenY, first.clientX, first.clientY,              false, false, false, false, button, null);  first.target.dispatchEvent(simulatedEvent); } }