Updated locations of nearly all files

This has been done in preparations for rewrite to kotlin and upcoming design changes.
Nothing should be broken but use caution.

app/src/main/java/com/topjohnwu/magisk/ui/log/LogFragment.java

@@ -0,0 +1,46 @@
+package com.topjohnwu.magisk.ui.log;
+
+
+import android.os.Build;
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+
+import com.google.android.material.tabs.TabLayout;
+import com.topjohnwu.magisk.R;
+import com.topjohnwu.magisk.model.adapters.TabFragmentAdapter;
+import com.topjohnwu.magisk.ui.MainActivity;
+import com.topjohnwu.magisk.ui.base.BaseFragment;
+
+import androidx.viewpager.widget.ViewPager;
+import butterknife.BindView;
+
+public class LogFragment extends BaseFragment {
+
+    @BindView(R.id.container) ViewPager viewPager;
+    @BindView(R.id.tab) TabLayout tab;
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        // Inflate the layout for this fragment
+        View v = inflater.inflate(R.layout.fragment_log, container, false);
+        unbinder = new LogFragment_ViewBinding(this, v);
+
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
+            ((MainActivity) requireActivity()).toolbar.setElevation(0);
+        }
+
+        TabFragmentAdapter adapter = new TabFragmentAdapter(getChildFragmentManager());
+
+        adapter.addTab(new SuLogFragment(), getString(R.string.superuser));
+        adapter.addTab(new MagiskLogFragment(), getString(R.string.magisk));
+        tab.setupWithViewPager(viewPager);
+        tab.setVisibility(View.VISIBLE);
+
+        viewPager.setAdapter(adapter);
+
+        return v;
+    }
+}

app/src/main/java/com/topjohnwu/magisk/ui/log/MagiskLogFragment.java

@@ -0,0 +1,156 @@
+package com.topjohnwu.magisk.ui.log;
+
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.MenuItem;
+import android.view.View;
+import android.view.ViewGroup;
+
+import com.google.android.material.snackbar.Snackbar;
+import com.topjohnwu.magisk.Const;
+import com.topjohnwu.magisk.R;
+import com.topjohnwu.magisk.model.adapters.StringListAdapter;
+import com.topjohnwu.magisk.ui.base.BaseFragment;
+import com.topjohnwu.magisk.utils.Utils;
+import com.topjohnwu.magisk.view.SnackbarMaker;
+import com.topjohnwu.superuser.Shell;
+import com.topjohnwu.superuser.internal.NOPList;
+
+import java.io.File;
+import java.io.IOException;
+import java.util.Calendar;
+import java.util.List;
+
+import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
+import androidx.recyclerview.widget.RecyclerView;
+import butterknife.BindView;
+
+public class MagiskLogFragment extends BaseFragment {
+
+    @BindView(R.id.recyclerView) RecyclerView rv;
+
+    @Nullable
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
+        View view = inflater.inflate(R.layout.fragment_magisk_log, container, false);
+        unbinder = new MagiskLogFragment_ViewBinding(this, view);
+        setHasOptionsMenu(true);
+        return view;
+    }
+
+    @Override
+    public void onStart() {
+        super.onStart();
+        getActivity().setTitle(R.string.log);
+    }
+
+    @Override
+    public void onResume() {
+        super.onResume();
+        readLogs();
+    }
+
+    @Override
+    public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
+        inflater.inflate(R.menu.menu_log, menu);
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        switch (item.getItemId()) {
+            case R.id.menu_refresh:
+                readLogs();
+                return true;
+            case R.id.menu_save:
+                runWithExternalRW(this::saveLogs);
+                return true;
+            case R.id.menu_clear:
+                clearLogs();
+                rv.setAdapter(new MagiskLogAdapter(NOPList.getInstance()));
+                return true;
+            default:
+                return true;
+        }
+    }
+
+    private void readLogs() {
+        Shell.su("tail -n 5000 " + Const.MAGISK_LOG).submit(result -> {
+            rv.setAdapter(new MagiskLogAdapter(result.getOut()));
+        });
+    }
+
+    private void saveLogs() {
+        Calendar now = Calendar.getInstance();
+        String filename = Utils.fmt("magisk_log_%04d%02d%02d_%02d%02d%02d.log",
+                now.get(Calendar.YEAR), now.get(Calendar.MONTH) + 1,
+                now.get(Calendar.DAY_OF_MONTH), now.get(Calendar.HOUR_OF_DAY),
+                now.get(Calendar.MINUTE), now.get(Calendar.SECOND));
+
+        File logFile = new File(Const.EXTERNAL_PATH, filename);
+        try {
+            logFile.createNewFile();
+        } catch (IOException e) {
+            return;
+        }
+        Shell.su("cat " + Const.MAGISK_LOG + " > " + logFile)
+                .submit(result ->
+                        SnackbarMaker.make(rv, logFile.getPath(), Snackbar.LENGTH_SHORT).show());
+    }
+
+    private void clearLogs() {
+        Shell.su("echo -n > " + Const.MAGISK_LOG).submit();
+        SnackbarMaker.make(rv, R.string.logs_cleared, Snackbar.LENGTH_SHORT).show();
+    }
+
+    private class MagiskLogAdapter extends StringListAdapter<MagiskLogAdapter.ViewHolder> {
+
+        MagiskLogAdapter(List<String> list) {
+            super(list);
+            if (mList.isEmpty())
+                mList.add(requireContext().getString(R.string.log_is_empty));
+        }
+
+        @Override
+        protected int itemLayoutRes() {
+            return R.layout.list_item_console;
+        }
+
+        @NonNull
+        @Override
+        public ViewHolder createViewHolder(@NonNull View v) {
+            return new ViewHolder(v);
+        }
+
+        @Override
+        protected void onUpdateTextWidth(ViewHolder holder) {
+            super.onUpdateTextWidth(holder);
+            // Find the longest string and update accordingly
+            int max = 0;
+            String maxStr = "";
+            for (String s : mList) {
+                int len = s.length();
+                if (len > max) {
+                    max = len;
+                    maxStr = s;
+                }
+            }
+            holder.txt.setText(maxStr);
+            super.onUpdateTextWidth(holder);
+        }
+
+        public class ViewHolder extends StringListAdapter.ViewHolder {
+
+            public ViewHolder(@NonNull View itemView) {
+                super(itemView);
+            }
+
+            @Override
+            protected int textViewResId() {
+                return R.id.txt;
+            }
+        }
+    }
+}

app/src/main/java/com/topjohnwu/magisk/ui/log/SuLogFragment.java

@@ -0,0 +1,79 @@
+package com.topjohnwu.magisk.ui.log;
+
+import android.os.Bundle;
+import android.view.LayoutInflater;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.MenuItem;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.TextView;
+
+import com.topjohnwu.magisk.R;
+import com.topjohnwu.magisk.model.adapters.SuLogAdapter;
+import com.topjohnwu.magisk.ui.base.BaseFragment;
+
+import androidx.annotation.Nullable;
+import androidx.recyclerview.widget.RecyclerView;
+import butterknife.BindView;
+
+public class SuLogFragment extends BaseFragment {
+
+    @BindView(R.id.empty_rv) TextView emptyRv;
+    @BindView(R.id.recyclerView) RecyclerView recyclerView;
+
+    private SuLogAdapter adapter;
+
+    @Override
+    public void onCreate(@Nullable Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setHasOptionsMenu(true);
+    }
+
+    @Override
+    public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
+        inflater.inflate(R.menu.menu_log, menu);
+        menu.findItem(R.id.menu_save).setVisible(false);
+    }
+
+    @Override
+    public View onCreateView(LayoutInflater inflater, ViewGroup container,
+                             Bundle savedInstanceState) {
+        // Inflate the layout for this fragment
+        View v = inflater.inflate(R.layout.fragment_su_log, container, false);
+        unbinder = new SuLogFragment_ViewBinding(this, v);
+        adapter = new SuLogAdapter(app.mDB);
+        recyclerView.setAdapter(adapter);
+
+        updateList();
+
+        return v;
+    }
+
+    private void updateList() {
+        adapter.notifyDBChanged();
+
+        if (adapter.getSectionCount() == 0) {
+            emptyRv.setVisibility(View.VISIBLE);
+            recyclerView.setVisibility(View.GONE);
+        } else {
+            emptyRv.setVisibility(View.GONE);
+            recyclerView.setVisibility(View.VISIBLE);
+        }
+    }
+
+    @Override
+    public boolean onOptionsItemSelected(MenuItem item) {
+        switch (item.getItemId()) {
+            case R.id.menu_refresh:
+                updateList();
+                return true;
+            case R.id.menu_clear:
+                app.mDB.clearLogs();
+                updateList();
+                return true;
+            default:
+                return true;
+        }
+    }
+}