index.uts

import Toast from 'android.widget.Toast';
import AlertDialog from 'android.app.AlertDialog';
import DialogInterface from 'android.content.DialogInterface';
import EditText from 'android.widget.EditText';

//@UTSAndroid.Suppress("UNUSED_PARAMETER")
export function showAlert(_title : string | null, _message : string | null, _result : (index : Number) => void) {
	let uiRunable = new DialogUIRunnable(null, _title!, _message!, "", false);
	UTSAndroid.getUniActivity()!.runOnUiThread(uiRunable)
}

//@UTSAndroid.Suppress("UNUSED_PARAMETER")
export function showPrompt(_title : string | null, _message : string | null, _placeholder : string | null, success : (content : string) => void) {
	let uiRunable = new DialogUIRunnable(success, _title!, _message!, _placeholder!, true);
	UTSAndroid.getUniActivity()!.runOnUiThread(uiRunable)
}



/**
	* 用户输入对话框监听器
	*/
class DialogListener implements DialogInterface.OnClickListener {

	inputET : EditText
	callback : (content : string) => void

	constructor(et : EditText, cb : (content : string) => void) {
		super();
		this.callback = cb;
		this.inputET = et;
	}

	override onClick(_dialog : DialogInterface, _arg1 : Int) : void {
		//数据获取
		let input = this.inputET.getText().toString()
		this.callback(input);
		Toast.makeText(UTSAndroid.getUniActivity(), input,
			Toast.LENGTH_LONG).show();

	}
}


/**
	* Dialog ui任务封装
	*/
class DialogUIRunnable implements Runnable {

	callback ?: (content : string) => void = null
	title : string
	message : string
	placeholder : string
	needInput : boolean

	constructor(success ?: (content : string) => void, title : string, message : string, placeholder : string, needInput : boolean) {
		super();
		if (success != null) {
			this.callback = success
		}

		this.title = title
		this.message = message
		this.placeholder = placeholder
		this.needInput = needInput
	}

	override run() : void {

		if (this.needInput) {
			let et = new EditText(UTSAndroid.getUniActivity());
			et.setText(this.placeholder);

			new AlertDialog.Builder(UTSAndroid.getUniActivity())
				.setTitle(this.title)
				.setMessage(this.message)
				.setIcon(android.R.drawable.ic_dialog_info).setView(et)
				.setPositiveButton("确定", new DialogListener(et, this.callback!))
				.setNegativeButton("取消", null).show();
		} else {
			new AlertDialog.Builder(UTSAndroid.getUniActivity())
				.setTitle(this.title)
				.setMessage(this.message)
				.setIcon(android.R.drawable.ic_dialog_info)
				.setNegativeButton("取消", null).show();
		}


	}
};