339 lines
9.1 KiB
Java
339 lines
9.1 KiB
Java
/*
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This file is part of Subsonic.
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Subsonic is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Subsonic is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Subsonic. If not, see <http://www.gnu.org/licenses/>.
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Copyright 2009 (C) Sindre Mehus
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*/
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package org.moire.ultrasonic.activity;
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import android.content.Intent;
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import android.os.Bundle;
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import androidx.appcompat.app.ActionBar;
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import android.view.KeyEvent;
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import android.view.MenuItem;
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import android.view.View;
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import android.view.View.OnClickListener;
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import android.view.Window;
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import android.webkit.WebView;
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import android.webkit.WebViewClient;
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import android.widget.Button;
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import android.widget.ImageView;
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import net.simonvt.menudrawer.MenuDrawer;
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import net.simonvt.menudrawer.Position;
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import org.moire.ultrasonic.R;
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import org.moire.ultrasonic.util.Constants;
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import org.moire.ultrasonic.util.Util;
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/**
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* An HTML-based help screen with Back and Done buttons at the bottom.
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*
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* @author Sindre Mehus
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*/
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public final class HelpActivity extends ResultActivity implements OnClickListener
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{
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private WebView webView;
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private ImageView backButton;
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private ImageView forwardButton;
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private static final String STATE_MENUDRAWER = "org.moire.ultrasonic.menuDrawer";
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private static final String STATE_ACTIVE_VIEW_ID = "org.moire.ultrasonic.activeViewId";
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private static final String STATE_ACTIVE_POSITION = "org.moire.ultrasonic.activePosition";
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public MenuDrawer menuDrawer;
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private int activePosition = 1;
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private int menuActiveViewId;
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View chatMenuItem;
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View bookmarksMenuItem;
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View sharesMenuItem;
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@Override
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protected void onCreate(Bundle bundle)
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{
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applyTheme();
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getWindow().requestFeature(Window.FEATURE_INDETERMINATE_PROGRESS);
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super.onCreate(bundle);
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setContentView(R.layout.help);
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if (bundle != null)
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{
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activePosition = bundle.getInt(STATE_ACTIVE_POSITION);
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menuActiveViewId = bundle.getInt(STATE_ACTIVE_VIEW_ID);
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}
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menuDrawer = MenuDrawer.attach(this, MenuDrawer.Type.BEHIND, Position.LEFT, MenuDrawer.MENU_DRAG_WINDOW);
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menuDrawer.setMenuView(R.layout.menu_main);
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chatMenuItem = findViewById(R.id.menu_chat);
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bookmarksMenuItem = findViewById(R.id.menu_bookmarks);
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sharesMenuItem = findViewById(R.id.menu_shares);
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View aboutMenuItem = findViewById(R.id.menu_about);
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findViewById(R.id.menu_home).setOnClickListener(this);
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findViewById(R.id.menu_browse).setOnClickListener(this);
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findViewById(R.id.menu_search).setOnClickListener(this);
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findViewById(R.id.menu_playlists).setOnClickListener(this);
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sharesMenuItem.setOnClickListener(this);
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chatMenuItem.setOnClickListener(this);
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bookmarksMenuItem.setOnClickListener(this);
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findViewById(R.id.menu_now_playing).setOnClickListener(this);
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findViewById(R.id.menu_settings).setOnClickListener(this);
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aboutMenuItem.setOnClickListener(this);
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findViewById(R.id.menu_exit).setOnClickListener(this);
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ActionBar actionBar = getSupportActionBar();
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if (actionBar != null)
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{
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actionBar.setDisplayHomeAsUpEnabled(true);
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}
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menuDrawer.setActiveView(aboutMenuItem);
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webView = (WebView) findViewById(R.id.help_contents);
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webView.getSettings().setJavaScriptEnabled(true);
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webView.setWebViewClient(new HelpClient());
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if (bundle != null)
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{
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webView.restoreState(bundle);
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}
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else
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{
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webView.loadUrl(getResources().getString(R.string.help_url));
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}
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backButton = (ImageView) findViewById(R.id.help_back);
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backButton.setOnClickListener(new Button.OnClickListener()
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{
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@Override
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public void onClick(View view)
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{
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webView.goBack();
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}
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});
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ImageView stopButton = (ImageView) findViewById(R.id.help_stop);
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stopButton.setOnClickListener(new Button.OnClickListener()
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{
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@Override
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public void onClick(View view)
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{
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webView.stopLoading();
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setProgressBarIndeterminateVisibility(false);
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}
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});
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forwardButton = (ImageView) findViewById(R.id.help_forward);
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forwardButton.setOnClickListener(new Button.OnClickListener()
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{
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@Override
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public void onClick(View view)
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{
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webView.goForward();
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}
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});
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}
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@Override
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protected void onPostCreate(Bundle bundle)
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{
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super.onPostCreate(bundle);
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int visibility = Util.isOffline(this) ? View.GONE : View.VISIBLE;
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chatMenuItem.setVisibility(visibility);
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bookmarksMenuItem.setVisibility(visibility);
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sharesMenuItem.setVisibility(visibility);
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}
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@Override
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public void onResume()
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{
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super.onResume();
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}
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@Override
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protected void onSaveInstanceState(Bundle state)
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{
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webView.saveState(state);
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super.onSaveInstanceState(state);
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state.putParcelable(STATE_MENUDRAWER, menuDrawer.saveState());
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state.putInt(STATE_ACTIVE_VIEW_ID, menuActiveViewId);
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state.putInt(STATE_ACTIVE_POSITION, activePosition);
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}
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@Override
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public boolean onKeyDown(int keyCode, KeyEvent event)
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{
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if (keyCode == KeyEvent.KEYCODE_BACK)
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{
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if (webView.canGoBack())
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{
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webView.goBack();
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return true;
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}
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}
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return super.onKeyDown(keyCode, event);
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}
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private void applyTheme()
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{
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String theme = Util.getTheme(this);
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if ("dark".equalsIgnoreCase(theme) || "fullscreen".equalsIgnoreCase(theme))
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{
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setTheme(R.style.UltraSonicTheme);
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}
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else if ("light".equalsIgnoreCase(theme) || "fullscreenlight".equalsIgnoreCase(theme))
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{
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setTheme(R.style.UltraSonicTheme_Light);
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}
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item)
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{
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switch (item.getItemId())
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{
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case android.R.id.home:
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menuDrawer.toggleMenu();
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return true;
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}
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return super.onOptionsItemSelected(item);
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}
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@Override
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protected void onRestoreInstanceState(Bundle state)
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{
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super.onRestoreInstanceState(state);
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menuDrawer.restoreState(state.getParcelable(STATE_MENUDRAWER));
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}
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@Override
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public void onBackPressed()
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{
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final int drawerState = menuDrawer.getDrawerState();
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if (drawerState == MenuDrawer.STATE_OPEN || drawerState == MenuDrawer.STATE_OPENING)
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{
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menuDrawer.closeMenu(true);
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return;
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}
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finish();
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super.onBackPressed();
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}
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@Override
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public void onClick(View v)
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{
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menuActiveViewId = v.getId();
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menuDrawer.setActiveView(v);
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Intent intent;
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switch (menuActiveViewId)
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{
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case R.id.menu_home:
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intent = new Intent(this, MainActivity.class);
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intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
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startActivityForResultWithoutTransition(this, intent);
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break;
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case R.id.menu_browse:
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intent = new Intent(this, SelectArtistActivity.class);
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intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
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startActivityForResultWithoutTransition(this, intent);
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break;
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case R.id.menu_search:
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intent = new Intent(this, SearchActivity.class);
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intent.putExtra(Constants.INTENT_EXTRA_REQUEST_SEARCH, true);
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startActivityForResultWithoutTransition(this, intent);
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break;
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case R.id.menu_playlists:
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intent = new Intent(this, SelectPlaylistActivity.class);
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intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
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startActivityForResultWithoutTransition(this, intent);
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break;
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case R.id.menu_shares:
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intent = new Intent(this, ShareActivity.class);
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intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
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startActivityForResultWithoutTransition(this, intent);
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break;
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case R.id.menu_chat:
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startActivityForResultWithoutTransition(this, ChatActivity.class);
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break;
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case R.id.menu_bookmarks:
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startActivityForResultWithoutTransition(this, BookmarkActivity.class);
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break;
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case R.id.menu_now_playing:
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startActivityForResultWithoutTransition(this, DownloadActivity.class);
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break;
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case R.id.menu_settings:
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startActivityForResultWithoutTransition(this, SettingsActivity.class);
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break;
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case R.id.menu_about:
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startActivityForResultWithoutTransition(this, HelpActivity.class);
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break;
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case R.id.menu_exit:
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intent = new Intent(this, MainActivity.class);
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intent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP);
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intent.putExtra(Constants.INTENT_EXTRA_NAME_EXIT, true);
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startActivityForResultWithoutTransition(this, intent);
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break;
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}
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menuDrawer.closeMenu(true);
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}
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private final class HelpClient extends WebViewClient
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{
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@Override
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public void onLoadResource(WebView webView, String url)
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{
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setProgressBarIndeterminateVisibility(true);
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super.onLoadResource(webView, url);
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}
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@Override
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public void onPageFinished(WebView view, String url)
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{
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setProgressBarIndeterminateVisibility(false);
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String versionName = Util.getVersionName(HelpActivity.this);
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String title = String.format("%s (%s)", view.getTitle(), versionName);
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ActionBar actionBar = getSupportActionBar();
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if (actionBar != null)
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{
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actionBar.setSubtitle(title);
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}
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backButton.setEnabled(view.canGoBack());
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forwardButton.setEnabled(view.canGoForward());
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}
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@Override
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public void onReceivedError(WebView view, int errorCode, String description, String failingUrl)
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{
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Util.toast(HelpActivity.this, description);
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}
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}
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}
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