FloatingObjectフローティングオブジェクトには、FloatingObjectSelectionChanged（フローティングオブジェクトの選択が変わったときに発生）、FloatingObjectChanged（フローティングオブジェクトが変更されたときに発生）の2種類のイベントがあります。
window.onload = function () {
var spread = new GC.Spread.Sheets.Workbook(document.getElementById("ss"));
initSpread(spread);
};
function initSpread(spread) {
var spreadNS = GC.Spread.Sheets;
var sheet = spread.getSheet(0);
sheet.suspendPaint();
var customFloatingObject = new spreadNS.FloatingObjects.FloatingObject("f1", 10, 10, 60, 64);
customFloatingObject.startRow(1);
customFloatingObject.startColumn(1);
customFloatingObject.endColumn(3);
customFloatingObject.endRow(4);
var btn = document.createElement('button');
btn.style.width = "125px";
btn.style.height = "60px";
btn.style.background = "#82bc00";
btn.style.color = "white";
btn.style.textAlign = "center";
btn.style.border = "none";
btn.innerText = "Button";
customFloatingObject.content(btn);
sheet.floatingObjects.add(customFloatingObject);
sheet.resumePaint();
var floatingObjectEvent = document.getElementById('floatingObjectEvent');
sheet.bind(spreadNS.Events.FloatingObjectSelectionChanged, function (e, args) {
var text = floatingObjectEvent.value;
if (text !== "") {
text += '\n';
}
floatingObjectEvent.value = text + "\n" + "Event:FloatingObjectSelectionChanged" + "\n" + "FloatingObject " + args.floatingObject.name() + "\n";
});
sheet.bind(spreadNS.Events.FloatingObjectChanged, function (e, args) {
var text = floatingObjectEvent.value;
if (text !== "") {
text += '\n';
}
floatingObjectEvent.value = text + "Event:FloatingObjectChanged" + "\n" + "FloatingObject " + args.floatingObject.name() + " " + args.propertyName + "\n";
});
};
<!doctype html>
<html style="height:100%;font-size:14px;">
<head>
<meta name="spreadjs culture" content="ja-jp" />
<meta charset="utf-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
<link rel="stylesheet" type="text/css" href="$DEMOROOT$/ja/purejs/node_modules/@mescius/spread-sheets/styles/gc.spread.sheets.excel2013white.css">
<script src="$DEMOROOT$/ja/purejs/node_modules/@mescius/spread-sheets/dist/gc.spread.sheets.all.min.js" type="text/javascript"></script>
<script src="$DEMOROOT$/ja/purejs/node_modules/@mescius/spread-sheets-resources-ja/dist/gc.spread.sheets.resources.ja.min.js" type="text/javascript"></script>
<script src="$DEMOROOT$/spread/source/js/license.js" type="text/javascript"></script>
<script src="app.js" type="text/javascript"></script>
<link rel="stylesheet" type="text/css" href="styles.css">
</head>
<body>
<div class="sample-tutorial">
<div id="ss" class="sample-spreadsheets"></div>
<div class="options-container">
<textarea id="floatingObjectEvent" style="width: 95%; height: 90px"></textarea>
</div>
</div>
</body>
</html>
.sample-tutorial {
position: relative;
height: 100%;
overflow: hidden;
}
.sample-spreadsheets {
width: calc(100% - 280px);
height: 100%;
overflow: hidden;
float: left;
}
.options-container {
float: right;
width: 280px;
padding: 12px;
height: 100%;
box-sizing: border-box;
background: #fbfbfb;
overflow: auto;
}
.option-row {
font-size: 14px;
padding: 5px;
margin-top: 10px;
}
body {
position: absolute;
top: 0;
bottom: 0;
left: 0;
right: 0;
}
