[英]How do I add an icon to the alert box?
我想在警报对话框中添加一个图标。 如何在警报框中添加图标? 请帮我。
public void onClick(View arg0) {
if(TextUtils.isEmpty(entermass.getText().toString()) || TextUtils.isEmpty(enterheight.getText().toString()))
{
if(TextUtils.isEmpty(entermass.getText().toString()) || TextUtils.isEmpty(enterheight.getText().toString()))
{
AlertDialog.Builder builder = new AlertDialog.Builder(MainActivity.this);
builder.setTitle("Developer's Check");
builder.setMessage("Either Of The Text Fields Are Empty");
builder.setPositiveButton("OKAY", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
dialog.cancel();
}
});
AlertDialog dialog = builder.create();
dialog.show();
}
您可以通过指定资源的drawable或id来使用builder.setIcon()
方法:
AlertDialog.Builder builder = new AlertDialog.Builder(MainActivity.this)
.setIcon(R.drawable.ic_launcher) //using id of the drawable resource
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