[英]How to detect right click + left click
我正在建立一個游戲
而我需要做一些事情,當用戶點擊鼠標右鍵, 保存它 ,然后按下左鍵
我怎樣才能檢測到這種行為?
JSfiddle: https ://jsfiddle.net/mkarajohn/pd725ch6/5/
var rightMouseClicked = false;
function handleMouseDown(e) {
//e.button describes the mouse button that was clicked
// 0 is left, 1 is middle, 2 is right
if (e.button === 2) {
rightMouseClicked = true;
} else if (e.button === 0) {
//Do something if left button was clicked and right button is still pressed
if (rightMouseClicked) {
console.log('hello');
//code
}
}
console.log(rightMouseClicked);
}
function handleMouseUp(e) {
if (e.button === 2) {
rightMouseClicked = false;
}
console.log(rightMouseClicked);
}
document.addEventListener('mousedown', handleMouseDown);
document.addEventListener('mouseup', handleMouseUp);
document.addEventListener('contextmenu', function(e) {
e.preventDefault();
});
你可以嘗試這個。
window.oncontextmenu = function () {
showCustomMenu();
return false; // cancel default menu
}
右鍵單擊每個瀏覽器都有默認菜單,用於刷新頁面,打印,保存等等,但您可以試試這個,可能會阻止默認操作並添加您的自定義。 請寫下答案,如果它會幫助你。
迮
檢查以下代碼
<!doctype html>
<html lang="en">
<head>
<input type='button' value='Click Me!!!' id='btnClick'/>
<script src="https://code.jquery.com/jquery-1.10.2.js"></script>
</head>
<body>
<script>
$(document).ready(function() {
$('#btnClick').mousedown(function(event){
switch (event.which) {
case 1:
alert('Left mouse button pressed');
break;
case 2:
alert('Middle mouse button pressed');
break;
case 3:
alert('Right mouse button pressed');
break;
default:
break;
}
});
});
</script>
</body>
</html>
有關更多參考,請參閱http://www.jquerybyexample.net/2011/04/find-which-mouse-button-clicked-using.html
在事件處理程序中使用MouseEvent.buttons
。
<element>.addEventListener("mousedown", function(event){
if ((event.buttons & 3) === 3){
//Do something here
}
}, true);
雖然有點近,但您可能希望實現回退方法,記錄鼠標按鈕的狀態。
右鍵單擊使用oncontextmenu
,左側只需設置click
,只需禁用它們的默認行為,例如:
var left = 0, right = 0; document.onclick = function() { console.log(++left); return false; }; document.oncontextmenu = function() { console.log(++right); return false; };
嘗試
var hold=false; function check(e) { if(e.button==2) hold=true; if(e.button==0 && hold) console.log('action'); } function release(e) { if(e.button==2) hold=false; } function noContext(e) { e.preventDefault(); }
.box { width: 100px; height: 100px; border: 1px solid black;}
Hold right mouse button and press left (on sqare) <div class="box" onmousedown="check(event)" onmouseup="release(event)" oncontextmenu="noContext(event)" ></div>
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