some refactoring, no real functionality change

app/src/main/java/com/simplemobiletools/camera/activities/SettingsActivity.java

@@ -0,0 +1,50 @@
+package com.simplemobiletools.camera.activities;
+
+import android.os.Bundle;
+import android.support.v7.app.AppCompatActivity;
+import android.support.v7.widget.SwitchCompat;
+
+import com.simplemobiletools.camera.Config;
+import com.simplemobiletools.camera.R;
+
+import butterknife.BindView;
+import butterknife.ButterKnife;
+import butterknife.OnClick;
+
+public class SettingsActivity extends AppCompatActivity {
+    @BindView(R.id.settings_long_tap) SwitchCompat mLongTapSwitch;
+    @BindView(R.id.settings_focus_before_capture) SwitchCompat mFocusBeforeCaptureSwitch;
+
+    private static Config mConfig;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_settings);
+        mConfig = Config.newInstance(getApplicationContext());
+        ButterKnife.bind(this);
+
+        setupLongTap();
+        setupFocusBeforeCapture();
+    }
+
+    private void setupLongTap() {
+        mLongTapSwitch.setChecked(mConfig.getLongTapEnabled());
+    }
+
+    private void setupFocusBeforeCapture() {
+        mFocusBeforeCaptureSwitch.setChecked(mConfig.getFocusBeforeCaptureEnabled());
+    }
+
+    @OnClick(R.id.settings_long_tap_holder)
+    public void handleLongTapToTrigger() {
+        mLongTapSwitch.setChecked(!mLongTapSwitch.isChecked());
+        mConfig.setLongTapEnabled(mLongTapSwitch.isChecked());
+    }
+
+    @OnClick(R.id.settings_focus_before_capture_holder)
+    public void handleFocusBeforeCapture() {
+        mFocusBeforeCaptureSwitch.setChecked(!mFocusBeforeCaptureSwitch.isChecked());
+        mConfig.setFocusBeforeCaptureEnabled(mFocusBeforeCaptureSwitch.isChecked());
+    }
+}