我注意到可以移动/拖动CodenameOne-App中BarChart的条形图。这在我的情况下没用,因为BarChart包含在Tab-Element中,其中可以通过滑动更改选项卡。通常会移动条形而不是更改选项卡选择。
答案 0 :(得分:0)
使用 <html>
<head>
</head>
<body>
<div class="parent">
</div>
<script src="https://www.gstatic.com/firebasejs/4.9.0/firebase.js"></script>
<script src="https://www.gstatic.com/firebasejs/4.9.0/firebase-firestore.js"></script>
<script>
// Initialize Firebase
var config = {
apiKey: ####,
authDomain: ####,
databaseURL: ####,
projectId: ###,
storageBucket: ###,
messagingSenderId: ###
};
firebase.initializeApp(config);
</script>
<script>
var db = firebase.firestore();
db.collection("users").add({
first: "Ada",
last: "Lovelace",
born: 2000
})
.then(function(docRef) {
console.log("Document written with ID: ", docRef.id);
})
.catch(function(error) {
console.error("Error adding document: ", error);
});
var p = document.querySelector(".parent");
db.collection("users").get().then(function(querySnapshot) {
querySnapshot.forEach(function(doc) {
var d=String(doc.id);
console.log(d);
p.innerHTML+=`<button onclick="deleti('${d}')">Ok</button>`;
});
});
function deleti(v) {
v=v.toString();
console.log(v);
db.collection("users").doc(v).delete().then(function() {
console.log("Document successfully deleted!");
}).catch(function(error) {
console.error("Error removing document: ", error);
});
}
</script>
</body>
</html>
方法ChartComponent
和setZoomEnabled(false)