警告对话框定制 [英] Alert Dialog Customization
问题描述
我只是增加了一个警告对话框,来了点击返回按钮时。它设置为默认的Android警报,我相信。反正是有自定义如何警告对话框的外观,如改变背景或设置一个可绘制的背景是什么?我是新来这个,所以我不知道该怎么做。谢谢你,我的code是低于我用的警告对话框。
I just added an Alert Dialog that comes up when the back button is clicked. It's set to the default android alert I believe. Is there anyway to customize how the alert dialog box looks such as change the background or set a drawable to the background? I am new to this so I am not sure what to do. Thanks, and my code is below that I used for the alert dialog.
提示对话框:
public boolean onKeyDown(int keyCode, KeyEvent event) {
//Handle the back button
if(keyCode == KeyEvent.KEYCODE_BACK) {
//Ask the user if they want to quit
new AlertDialog.Builder(this)
.setIcon(android.R.drawable.ic_dialog_alert)
.setTitle(R.string.quit)
.setMessage(R.string.really_quit)
.setPositiveButton(R.string.yes, new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
//Stop the activity and pause media player
mainSound.pause();
MainActivity.this.finish();
}
})
.setNegativeButton(R.string.no, null)
.show();
return true;
}
else {
return super.onKeyDown(keyCode, event);
}
}
推荐答案
这样的..
创建XML布局
Create your xml layout
然后你可以用下面的建设者设置布局
And then you can set your layout on the builder with the following:
LayoutInflater inflater = getLayoutInflater();
View dialoglayout = inflater.inflate(R.layout.dialog_layout, (ViewGroup) findViewById(R.id.dialog_layout_root));
AlertDialog.Builder builder = new AlertDialog.Builder(this);
builder.setView(dialoglayout);
编辑:
您应该重新安排你的code到这样的事情... 创建一个AlertDialog.Builder的一流水平。
You should rearrange your code to something like this... Create a AlertDialog.Builder at class level.
private AlertDialog.Builder builder;
在您的onCreate()创建AlertDialog
In your onCreate() create your AlertDialog
LayoutInflater inflater = getLayoutInflater();
View dialoglayout = inflater.inflate(R.layout.dialog_layout, (ViewGroup) findViewById(R.id.dialog_layout_root));
//Ask the user if they want to quit
builder
.setIcon(android.R.drawable.ic_dialog_alert)
.setTitle(R.string.quit)
.setMessage(R.string.really_quit)
.setPositiveButton(R.string.yes, new DialogInterface.OnClickListener() {
public void onClick(DialogInterface dialog, int which) {
//Stop the activity and pause media player
mainSound.pause();
MainActivity.this.finish();
}
})
.setNegativeButton(R.string.no, null)
.setView(dailogLayout);
public boolean onKeyDown(int keyCode, KeyEvent event) {
//Handle the back button
if(keyCode == KeyEvent.KEYCODE_BACK) {
builder.show();
return true;
}
else {
return super.onKeyDown(keyCode, event);
}
}
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