Allow OnCancelListener and OnDismissListener in Settings app
for the framework-managed dialogs.
DialogFragment acts as both listeners so the application cannot set both
listeners in the embedded dialog. New hooks are added in SettingsDialogFragment
so that settings apps can do so for the framework-managed dialogs.
Bug: 3386670
Change-Id: I144e7c4ccf7f86c61f6079fa86d830c709335af1
diff --git a/src/com/android/settings/SettingsPreferenceFragment.java b/src/com/android/settings/SettingsPreferenceFragment.java
index 09faf41..5fbfe7b 100644
--- a/src/com/android/settings/SettingsPreferenceFragment.java
+++ b/src/com/android/settings/SettingsPreferenceFragment.java
@@ -21,6 +21,7 @@
import android.app.DialogFragment;
import android.app.Fragment;
import android.content.ContentResolver;
+import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.os.Bundle;
@@ -111,6 +112,28 @@
mDialogFragment = null;
}
+ /**
+ * Sets the OnCancelListener of the dialog shown. This method can only be
+ * called after showDialog(int) and before removeDialog(int). The method
+ * does nothing otherwise.
+ */
+ protected void setOnCancelListener(DialogInterface.OnCancelListener listener) {
+ if (mDialogFragment != null) {
+ mDialogFragment.mOnCancelListener = listener;
+ }
+ }
+
+ /**
+ * Sets the OnDismissListener of the dialog shown. This method can only be
+ * called after showDialog(int) and before removeDialog(int). The method
+ * does nothing otherwise.
+ */
+ protected void setOnDismissListener(DialogInterface.OnDismissListener listener) {
+ if (mDialogFragment != null) {
+ mDialogFragment.mOnDismissListener = listener;
+ }
+ }
+
public static class SettingsDialogFragment extends DialogFragment {
private static final String KEY_DIALOG_ID = "key_dialog_id";
private static final String KEY_PARENT_FRAGMENT_ID = "key_parent_fragment_id";
@@ -119,6 +142,9 @@
private Fragment mParentFragment;
+ private DialogInterface.OnCancelListener mOnCancelListener;
+ private DialogInterface.OnDismissListener mOnDismissListener;
+
public SettingsDialogFragment() {
/* do nothing */
}
@@ -163,6 +189,21 @@
return ((DialogCreatable) mParentFragment).onCreateDialog(mDialogId);
}
+ @Override
+ public void onCancel(DialogInterface dialog) {
+ super.onCancel(dialog);
+ if (mOnCancelListener != null) {
+ mOnCancelListener.onCancel(dialog);
+ }
+ }
+
+ @Override
+ public void onDismiss(DialogInterface dialog) {
+ super.onDismiss(dialog);
+ if (mOnDismissListener != null) {
+ mOnDismissListener.onDismiss(dialog);
+ }
+ }
public int getDialogId() {
return mDialogId;
}