add Recording Source Prop

app/src/main/java/com/github/axet/audiorecorder/widgets/RecordingSourcePreferenceCompat.java

@@ -0,0 +1,77 @@
+package com.github.axet.audiorecorder.widgets;
+
+import android.content.Context;
+import android.content.SharedPreferences;
+import android.content.res.TypedArray;
+import android.os.Build;
+import android.preference.PreferenceManager;
+import android.support.v7.preference.ListPreference;
+import android.util.AttributeSet;
+
+import com.github.axet.audiolibrary.app.Sound;
+import com.github.axet.audiorecorder.R;
+import com.github.axet.audiorecorder.app.AudioApplication;
+import com.github.axet.audiorecorder.app.Storage;
+
+import java.util.ArrayList;
+import java.util.Date;
+
+public class RecordingSourcePreferenceCompat extends ListPreference {
+    public RecordingSourcePreferenceCompat(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) {
+        super(context, attrs, defStyleAttr, defStyleRes);
+    }
+
+    public RecordingSourcePreferenceCompat(Context context, AttributeSet attrs, int defStyleAttr) {
+        super(context, attrs, defStyleAttr);
+    }
+
+    public RecordingSourcePreferenceCompat(Context context, AttributeSet attrs) {
+        super(context, attrs);
+    }
+
+    public RecordingSourcePreferenceCompat(Context context) {
+        super(context);
+    }
+
+    @Override
+    public boolean callChangeListener(Object newValue) {
+        update(newValue);
+        return super.callChangeListener(newValue);
+    }
+
+    @Override
+    protected Object onGetDefaultValue(TypedArray a, int index) {
+        Object def = super.onGetDefaultValue(a, index);
+        update(def);
+        return def;
+    }
+
+    @Override
+    protected void onSetInitialValue(boolean restoreValue, Object defaultValue) {
+        super.onSetInitialValue(restoreValue, defaultValue);
+        CharSequence[] text = getEntries();
+        CharSequence[] values = getEntryValues();
+        ArrayList<CharSequence> tt = new ArrayList<>();
+        ArrayList<CharSequence> vv = new ArrayList<>();
+        String raw = getContext().getString(R.string.source_raw);
+        String internal = getContext().getString(R.string.source_internal);
+        for (int i = 0; i < values.length; i++) {
+            String v = values[i].toString();
+            String t = text[i].toString();
+            if (v.equals(raw) && !Sound.isUnprocessedSupported(getContext()))
+                continue;
+            if (v.equals(internal) && Build.VERSION.SDK_INT < 29)
+                continue;
+            vv.add(v);
+            tt.add(t);
+        }
+        setEntryValues(vv.toArray(new CharSequence[0]));
+        setEntries(tt.toArray(new CharSequence[0]));
+        update(getValue()); // defaultValue null after defaults set
+    }
+
+    public void update(Object value) {
+        String v = (String) value;
+        setSummary(v);
+    }
+}

app/src/main/res/xml/pref_general.xml

@@ -7,7 +7,7 @@
             android:summary="/sdcard/some/"
             android:title="@string/pref_storage_title" />
 
-        <ListPreference
+        <com.github.axet.audiorecorder.widgets.RecordingSourcePreferenceCompat
             android:defaultValue="mic"
             android:entries="@array/source_text"
             android:entryValues="@array/source_values"