使用android:Theme.Holo.Dialog設定最小寬度

目的

使用 DialogFragment 添加 AlertDialog，並自訂內容畫面設計，直接設定最小畫面寬度

方法

PhotoDialogFragment.java

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28

public class PhotoListDialogFragment extends DialogFragment { private String img; public PhotoListDialogFragment(String img) { this.img = img; } @Override public Dialog onCreateDialog(Bundle savedInstanceState) { // Use the Builder class for convenient dialog construction View content = LayoutInflater.from(getContext()).inflate(R.layout.photo_list_dialog_content, null, false); TextView iv = (TextView) content.findViewById(R.id.photoListDialogIV); iv.setText(img); AlertDialog.Builder builder = new AlertDialog.Builder(getActivity(), R.style.DialogStyle); builder.setView(content) .setPositiveButton(R.string.dialog_ok, new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int id) { // FIRE ZE MISSILES! } }); // Create the AlertDialog object and return it return builder.create(); } }

style.xml

1 2 3 4 5 6

<resources> <style name="DialogStyle" parent="android:Theme.Holo.Dialog"> <item name="android:windowMinWidthMajor">90%</item> <item name="android:windowMinWidthMinor">90%</item> </style> </resources>

reference:
http://stackoverflow.com/a/28519059