Android 进度对话框未关闭
下面的代码显示进度对话框,延迟5秒。5秒钟后,您想关闭对话框,但在下面的示例中不发生 谁能帮我一下哪里出了错Android 进度对话框未关闭,android,progressdialog,Android,Progressdialog,下面的代码显示进度对话框,延迟5秒。5秒钟后,您想关闭对话框,但在下面的示例中不发生 谁能帮我一下哪里出了错 new CountDownTimer(5000, 1000) { public void onTick(long millisUntilFinished) { // You don't need anything here dialog= ProgressDialog.show(SchedulerActivity.this,"Delay",
new CountDownTimer(5000, 1000)
{
public void onTick(long millisUntilFinished)
{
// You don't need anything here
dialog= ProgressDialog.show(SchedulerActivity.this,"Delay", "Please wait...."+ millisUntilFinished/1000 + " Second(s)",true);
}
public void onFinish()
{
dialog.dismiss();
}
}.start();
而不是将进度对话框的值指定给对话框变量。创建进度对话框对象并如下所示设置其标题
ProgressDialog pd = new ProgressDialog(yourActivity.this);
pd.setMessage("what ever message you like");
pd.show();
在onFinish()
中,请调用pd.disease()代码>
请在onTick
方法中设置消息,如果尚未显示进度对话框,请在此方法中显示进度对话框
ProgressDialog pd = new ProgressDialog(yourActivity.this);
new CountDownTimer(5000, 1000)
{
public void onTick(long millisUntilFinished)
{
// You don't need anything here
pd.setMessage("what ever message you like");
if (!pd.isShowing())
pd.show();
}
public void onFinish()
{
pd.dismiss();
}
}.start();
“滴答声”正在多次调用,这就是为什么您的对话框没有关闭
实施这个
new CountDownTimer(5000, 1000) {
public void onTick(long millisUntilFinished) {
// You don't need anything here
if(!dialog.isShowing())
{
dialog= ProgressDialog.show(mContext,"Delay", "Please wait...."+ millisUntilFinished/1000 + " Second(s)",true);
}
}
public void onFinish() {
dialog.dismiss();
}
}.start();
你在打电话吗
dialog=ProgressDialog.show(SchedulerActivity.this,“延迟”,“请等待…”+millisuntiltfinished/1000+“秒”,true)代码>
在sideonTick()
方法中
它将在每个刻度处创建新的进度对话框实例。这可能会导致函数出现问题,在这种情况下,对话框不会关闭
请尝试以下代码
final ProgressDialog dialog = new ProgressDialog(DynamicView.this);
dialog.setTitle("Delay");
dialog.setMessage("Please wait...." + 5000 / 1000 + " Second(s)");
dialog.setIndeterminate(true);
new CountDownTimer(5000, 1000) {
public void onTick(long millisUntilFinished) {
// You don't need anything here
dialog.setMessage("Please wait...." + millisUntilFinished / 1000 + " Second(s)");
if (!dialog.isShowing())
dialog.show();
}
public void onFinish() {
if (dialog.isShowing())
dialog.dismiss();
}
}.start();
此代码的工作原理与您需要的相同。您确定已触发onFinish()操作系统吗?