/*
* Copyright 2014 Yaroslav Mytkalyk
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.docd.purefm.ui.activities;
import java.util.List;
import com.docd.purefm.Extras;
import com.docd.purefm.R;
import com.docd.purefm.adapters.BrowserBaseAdapter;
import com.docd.purefm.adapters.BrowserGridAdapter;
import com.docd.purefm.adapters.BrowserListAdapter;
import com.docd.purefm.controller.ActionModeController;
import com.docd.purefm.file.GenericFile;
import com.docd.purefm.settings.Settings;
import com.docd.purefm.tasks.AbstractSearchTask;
import com.docd.purefm.utils.PFMFileUtils;
import android.app.ActionBar;
import android.app.AlertDialog;
import android.app.Dialog;
import android.content.Context;
import android.content.DialogInterface;
import android.graphics.drawable.Drawable;
import android.os.AsyncTask;
import android.os.Bundle;
import android.support.v4.app.NavUtils;
import android.view.KeyEvent;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.view.WindowManager;
import android.view.inputmethod.InputMethodManager;
import android.widget.AbsListView;
import android.widget.AdapterView;
import android.widget.ListView;
import android.widget.TextView;
import android.support.annotation.NonNull;
/**
* Activity used for Searching files.
* @author Doctoror
*/
public final class SearchActivity extends ActionBarIconThemableActivity
implements AbstractSearchTask.SearchTaskListener {
private ActionModeController mActionModeController;
private InputMethodManager mInputMethodManager;
private AbsListView mList;
private BrowserBaseAdapter mAdapter;
private TextView mInput;
private View mProgress;
private AbstractSearchTask mSearchTask;
private GenericFile mStartDirectory;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
this.setContentView(R.layout.activity_search);
mStartDirectory = (GenericFile) getIntent().getSerializableExtra(Extras.EXTRA_FILE);
mInputMethodManager = (InputMethodManager) getSystemService(
Context.INPUT_METHOD_SERVICE);
initActionBar();
initView();
}
@Override
protected void setActionBarIcon(final Drawable icon) {
final ActionBar actionBar = getActionBar();
if (actionBar == null) {
throw new RuntimeException("ActionBar should not be null");
}
actionBar.setIcon(icon);
}
@Override
protected void onStart() {
super.onStart();
if (mAdapter.isEmpty() && mInput.requestFocus()) {
mInputMethodManager.showSoftInput(mInput, InputMethodManager.SHOW_IMPLICIT);
getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_VISIBLE);
}
}
@Override
protected void onStop() {
super.onStop();
if (mSearchTask != null && mSearchTask.getStatus() == AsyncTask.Status.RUNNING) {
mSearchTask.cancel(true);
}
}
@Override
public boolean onKeyUp(final int keyCode, @NonNull final KeyEvent event) {
if (keyCode == KeyEvent.KEYCODE_SEARCH) {
this.onSearchClicked();
return true;
}
return super.onKeyUp(keyCode, event);
}
@Override
public boolean onOptionsItemSelected(final MenuItem item) {
switch (item.getItemId()) {
case android.R.id.home:
NavUtils.navigateUpFromSameTask(this);
return true;
default:
return super.onOptionsItemSelected(item);
}
}
private void initActionBar() {
//noinspection InflateParams
final View actionBarCustom = this.getLayoutInflater().inflate(
R.layout.activity_search_actionbar, null);
if (actionBarCustom == null) {
throw new RuntimeException("Inflated View is null");
}
final TextView path = (TextView) actionBarCustom.findViewById(android.R.id.text1);
path.setText(mStartDirectory.getAbsolutePath());
final ActionBar bar = this.getActionBar();
if (bar == null) {
throw new RuntimeException("ActionBar should not be null");
}
bar.setDisplayOptions(
ActionBar.DISPLAY_HOME_AS_UP |
ActionBar.DISPLAY_SHOW_HOME |
ActionBar.DISPLAY_SHOW_CUSTOM |
ActionBar.DISPLAY_USE_LOGO);
bar.setCustomView(actionBarCustom);
mActionModeController = new ActionModeController(this);
}
private void initView() {
this.initList();
this.mProgress = findViewById(android.R.id.progress);
this.mInput = (TextView) this.findViewById(android.R.id.input);
this.mInput.setOnEditorActionListener(new TextView.OnEditorActionListener() {
@Override
public boolean onEditorAction(TextView v, int actionId, KeyEvent event) {
onSearchClicked();
return true;
}
});
this.findViewById(R.id.search).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
onSearchClicked();
}
});
}
private void onSearchClicked() {
final String text = mInput.getText().toString().trim();
if (text.isEmpty()) {
return;
}
if (mSearchTask != null && mSearchTask.getStatus() == AsyncTask.Status.RUNNING) {
mSearchTask.cancel(true);
}
mAdapter.updateData(new GenericFile[0]);
mSearchTask = AbstractSearchTask.create(this, mStartDirectory, this);
mSearchTask.executeOnExecutor(AsyncTask.THREAD_POOL_EXECUTOR, text);
}
@Override
public void onPreExecute(@NonNull AbstractSearchTask task) {
mProgress.setVisibility(View.VISIBLE);
}
@Override
public void onProgressUpdate(@NonNull AbstractSearchTask task, GenericFile... files) {
mAdapter.addFiles(files);
mInputMethodManager.hideSoftInputFromWindow(mInput.getWindowToken(),
InputMethodManager.HIDE_IMPLICIT_ONLY);
}
@Override
public void onCancelled(@NonNull AbstractSearchTask task) {
onPostExecute(task);
}
@Override
public void onPostExecute(@NonNull AbstractSearchTask task) {
mProgress.setVisibility(View.INVISIBLE);
final List<String> denied = mSearchTask.getDeniedLocations();
if (!denied.isEmpty()) {
final AlertDialog.Builder b = new AlertDialog.Builder(this);
final StringBuilder message = new StringBuilder(getString(R.string.search_denied_message));
for (final String deniedItem : denied) {
message.append('\n').append(deniedItem);
}
b.setMessage(message.toString());
b.setNeutralButton(R.string.close, new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
dialog.dismiss();
}
});
final Dialog dialog = b.create();
if (!isFinishing()) {
dialog.show();
}
}
}
private void initList() {
if (mList != null) {
final View emptyView = mList.getEmptyView();
if (emptyView != null) {
emptyView.setVisibility(View.GONE);
}
mList.setVisibility(View.GONE);
}
final ViewGroup listContainer = (ViewGroup) findViewById(R.id.list_container);
if (listContainer == null) {
throw new RuntimeException("parent should contain ViewGroup with id R.id.list_container");
}
final Settings settings = getSettings();
final View swipeRefreshList;
switch (settings.getListAppearance()) {
case LIST:
swipeRefreshList = getLayoutInflater().inflate(
R.layout.browser_listview, listContainer);
break;
case GRID:
swipeRefreshList = getLayoutInflater().inflate(
R.layout.browser_gridview, listContainer);
break;
default:
throw new IllegalArgumentException("Unexpected ListApeparance: " +
settings.getListAppearance());
}
if (swipeRefreshList == null) {
throw new RuntimeException("Inflated View is null");
}
final ViewGroup swipeRefreshLayoutList = (ViewGroup) swipeRefreshList.findViewById(
R.id.browser_list_swipe_refresh);
mList = (AbsListView) swipeRefreshLayoutList.getChildAt(0);
if (mList instanceof ListView) {
mAdapter = new BrowserListAdapter(this);
} else {
mAdapter = new BrowserGridAdapter(this);
}
mList.setEmptyView(findViewById(android.R.id.empty));
mList.setAdapter(mAdapter);
final View emptyView = mList.getEmptyView();
if (emptyView != null) {
emptyView.setVisibility(View.GONE);
}
mList.setVisibility(View.GONE);
mActionModeController.setListView(mList);
mList.setOnItemClickListener(new AdapterView.OnItemClickListener() {
@Override
public void onItemClick(AdapterView<?> av, View v, int pos, long id) {
final GenericFile target = (GenericFile) av.getItemAtPosition(pos);
if (target == null) {
throw new RuntimeException("Item at position is null");
}
PFMFileUtils.openFileInExternalApp(SearchActivity.this, target.toFile());
}
});
}
}