[add] Engine

assets/Script/Engine/Component/Editbox/EditboxEx.ts

@@ -0,0 +1,44 @@
+
+const { ccclass, menu, requireComponent } = cc._decorator;
+
+@ccclass
+// @menu("Plug-in/EditBox/EditboxEx")
+@requireComponent(cc.EditBox)
+export default class EditboxEx extends cc.Component {
+
+	//#region private
+
+	private _worldPos: cc.Vec2 = null;
+
+	//#endregion
+
+	//#region Lifecycle
+
+	protected onLoad(): void {
+		if (CC_DEV || cc.sys.isNative) {
+			let editbox: cc.EditBox = this.node.getComponent(cc.EditBox);
+			this._worldPos = this.node.GetWorldPosition();
+			editbox.node.on("editing-did-began", this._onEditDidBegan, this);
+			editbox.node.on("editing-did-ended", this._onEditDidEnded, this);
+		}
+	}
+
+	//#endregion
+
+	//#region EventListener
+
+	private _onEditDidBegan(editbox: cc.EditBox, customEventData: string): void {
+		let winSizeHeight: number = cc.winSize.height;
+		let nodeSizeHeight: number = this.node.height / 2;
+		let targetHeight: number = winSizeHeight - nodeSizeHeight;
+		let worldPos: cc.Vec2 = cc.v2(this.node.GetWorldPosition().x, targetHeight);
+		this.node.SetWorldPosition(worldPos);
+	}
+
+	// 假设这个回调是给 editingDidEnded 事件的
+	private _onEditDidEnded(editbox: cc.EditBox, customEventData: string): void {
+		this.node.SetWorldPosition(this._worldPos);
+	}
+
+	//#endregion
+}

assets/Script/Engine/Component/Editbox/EditboxEx.ts.meta

@@ -0,0 +1,10 @@
+{
+  "ver": "1.1.0",
+  "uuid": "1e6b0467-4516-4f10-a876-473c8894ff17",
+  "importer": "typescript",
+  "isPlugin": false,
+  "loadPluginInWeb": true,
+  "loadPluginInNative": true,
+  "loadPluginInEditor": false,
+  "subMetas": {}
+}