mouseeventsexample2.htm

来自「这是javascript高级程序设计的源码」· HTM 代码 · 共 43 行

HTM

43 行

<html>
    <head>
        <title>Mouse Events Example</title>
        <script type="text/javascript">
            function handleEvent(oEvent) {
                var oTextbox = document.getElementById("txt1");
                oTextbox.value += "\n>" + oEvent.type;
                oTextbox.value += "\n    target is " + (oEvent.target || oEvent.srcElement).id;
                oTextbox.value += "\n    at (" + oEvent.clientX + "," + oEvent.clientY + ") in the client";
                oTextbox.value += "\n    at (" + oEvent.screenX + "," + oEvent.screenY + ") on the screen";
                oTextbox.value += "\n    button down is " + oEvent.button;
                
                var arrKeys = [];
                if (oEvent.shiftKey) {
                    arrKeys.push("Shift");
                }
                
                if (oEvent.ctrlKey) {
                    arrKeys.push("Ctrl");
                }
                
                if (oEvent.altKey) {
                    arrKeys.push("Alt");
                }
                
                oTextbox.value += "\n    keys down are " + arrKeys;
                
            }
        </script>
    </head>
    <body>
        <p>Use your mouse to click and double click the red square.</p>
        <div style="width: 100px; height: 100px; background-color: red"
             onmouseover="handleEvent(event)"
             onmouseout="handleEvent(event)"
             onmousedown="handleEvent(event)"
             onmouseup="handleEvent(event)"
             onclick="handleEvent(event)"
             ondblclick="handleEvent(event)" id="div1"></div>
        <p><textarea id="txt1" rows="15" cols="50"></textarea></p>
    </body>
</html>

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