308 lines
9.4 KiB
Java
308 lines
9.4 KiB
Java
package org.solovyev.android.calculator;
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import static android.content.pm.ActivityInfo.SCREEN_ORIENTATION_PORTRAIT;
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import static android.content.pm.ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED;
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import static android.view.WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON;
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import static org.solovyev.android.calculator.App.cast;
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import static org.solovyev.android.calculator.Preferences.Gui.keepScreenOn;
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import android.content.SharedPreferences;
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import android.graphics.Typeface;
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import android.os.Bundle;
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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.ViewGroup;
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import android.view.Window;
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import android.widget.TextView;
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import androidx.annotation.DrawableRes;
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import androidx.annotation.LayoutRes;
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import androidx.annotation.StringRes;
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import androidx.appcompat.app.ActionBar;
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import androidx.appcompat.app.AppCompatActivity;
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import androidx.appcompat.widget.Toolbar;
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import com.google.android.material.appbar.AppBarLayout;
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import com.google.android.material.floatingactionbutton.FloatingActionButton;
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import dagger.Lazy;
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import javax.annotation.Nonnull;
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import javax.annotation.Nullable;
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import javax.inject.Inject;
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import org.solovyev.android.Check;
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import org.solovyev.android.calculator.language.Language;
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import org.solovyev.android.calculator.language.Languages;
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import org.solovyev.android.calculator.view.Tabs;
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import org.solovyev.android.views.dragbutton.DirectionDragImageButton;
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public abstract class BaseActivity extends AppCompatActivity implements SharedPreferences.OnSharedPreferenceChangeListener {
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@Nonnull
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protected final Tabs tabs;
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private final int layoutId;
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private final int titleId;
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@Inject
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SharedPreferences preferences;
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@Inject
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Languages languages;
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@Inject
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Editor editor;
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@Inject
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Calculator calculator;
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@Inject
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Typeface typeface;
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ViewGroup mainView;
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@Nullable
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Toolbar toolbar;
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@Nullable
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FloatingActionButton fab;
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@Nonnull
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private Preferences.Gui.Theme theme = Preferences.Gui.Theme.material_theme;
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@Nonnull
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private Preferences.Gui.Mode mode = Preferences.Gui.Mode.engineer;
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@Nonnull
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private Language language = Languages.SYSTEM_LANGUAGE;
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private boolean paused = true;
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public BaseActivity(@StringRes int titleId) {
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this(R.layout.activity_tabs, titleId);
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}
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public BaseActivity(@LayoutRes int layoutId, @StringRes int titleId) {
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this.layoutId = layoutId;
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this.titleId = titleId;
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this.tabs = new Tabs(this);
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}
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public static void setFont(@Nonnull View view, @Nonnull Typeface newTypeface) {
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if (view instanceof TextView) {
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final TextView textView = (TextView) view;
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final Typeface oldTypeface = textView.getTypeface();
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if (oldTypeface != null && oldTypeface.equals(newTypeface)) {
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return;
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}
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final int style = oldTypeface != null ? oldTypeface.getStyle() : Typeface.NORMAL;
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textView.setTypeface(newTypeface, style);
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} else if (view instanceof DirectionDragImageButton) {
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((DirectionDragImageButton) view).setTypeface(newTypeface);
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}
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}
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@Nonnull
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public Preferences.Gui.Mode getActivityMode() {
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return mode;
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}
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public boolean restartIfModeChanged() {
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final Preferences.Gui.Mode newMode = Preferences.Gui.mode.getPreference(preferences);
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if (newMode != mode) {
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App.restartActivity(this);
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return true;
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}
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return false;
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}
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public boolean restartIfThemeChanged() {
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final Preferences.Gui.Theme newTheme = Preferences.Gui.theme.getPreferenceNoError(preferences);
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final int themeId = theme.getThemeFor(this);
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final int newThemeId = newTheme.getThemeFor(this);
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if (themeId != newThemeId) {
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App.restartActivity(this);
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return true;
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}
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return false;
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}
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public boolean restartIfLanguageChanged() {
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final Language current = languages.getCurrent();
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if (!current.equals(language)) {
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App.restartActivity(this);
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return true;
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}
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return false;
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}
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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onPreCreate();
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super.onCreate(savedInstanceState);
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inject(cast(getApplication()).getComponent());
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languages.updateContextLocale(this, false);
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createView();
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updateOrientation();
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updateKeepScreenOn();
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preferences.registerOnSharedPreferenceChangeListener(this);
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}
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private void createView() {
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setContentView(layoutId);
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View contentView = findViewById(android.R.id.content);
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mainView = contentView.findViewById(R.id.main);
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toolbar = contentView.findViewById(R.id.toolbar);
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fab = contentView.findViewById(R.id.fab);
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bindViews(contentView);
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// title must be updated as if a non-system language is used the value from AndroidManifest
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// might be cached
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if (titleId != 0) {
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setTitle(titleId);
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}
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fixFonts(mainView, typeface);
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initToolbar();
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populateTabs(tabs);
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tabs.onCreate();
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}
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protected void bindViews(@Nonnull View contentView) {}
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private void initToolbar() {
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if (toolbar == null) {
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return;
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}
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if (this instanceof CalculatorActivity) {
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return;
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}
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setSupportActionBar(toolbar);
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final ActionBar actionBar = getSupportActionBar();
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Check.isNotNull(actionBar);
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actionBar.setDisplayHomeAsUpEnabled(true);
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if (App.isTablet(this)) {
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final ViewGroup.LayoutParams lp = toolbar.getLayoutParams();
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if (lp instanceof AppBarLayout.LayoutParams) {
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((AppBarLayout.LayoutParams) lp).setScrollFlags(0);
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toolbar.setLayoutParams(lp);
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}
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}
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}
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private void onPreCreate() {
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cast(getApplication()).getComponent().inject(this);
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theme = Preferences.Gui.getTheme(preferences);
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setTheme(theme.getThemeFor(this));
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mode = Preferences.Gui.getMode(preferences);
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language = languages.getCurrent();
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}
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protected void populateTabs(@Nonnull Tabs tabs) {
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}
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protected void inject(@Nonnull AppComponent component) {
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}
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@Override
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public boolean onKeyUp(int keyCode, KeyEvent event) {
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if (keyCode == KeyEvent.KEYCODE_MENU && event.getRepeatCount() == 0) {
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return toggleMenu();
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}
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return super.onKeyUp(keyCode, event);
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}
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protected boolean toggleMenu() {
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if (toolbar == null) {
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return false;
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}
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if (toolbar.isOverflowMenuShowing()) {
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toolbar.hideOverflowMenu();
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} else {
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toolbar.showOverflowMenu();
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}
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return true;
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}
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@Override
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protected void onResume() {
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super.onResume();
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paused = false;
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if (!restartIfThemeChanged()) {
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restartIfLanguageChanged();
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}
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}
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private void updateKeepScreenOn() {
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final Window window = getWindow();
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if (window == null) {
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return;
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}
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if (keepScreenOn.getPreference(preferences)) {
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window.addFlags(FLAG_KEEP_SCREEN_ON);
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} else {
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window.clearFlags(FLAG_KEEP_SCREEN_ON);
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}
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}
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@Override
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protected void onPause() {
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paused = true;
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tabs.onPause();
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super.onPause();
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item) {
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switch (item.getItemId()) {
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case android.R.id.home:
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finish();
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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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public void withFab(@DrawableRes int icon, @Nonnull View.OnClickListener listener) {
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if (fab == null) {
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Check.shouldNotHappen();
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return;
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}
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fab.setVisibility(View.VISIBLE);
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fab.setImageResource(icon);
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fab.setOnClickListener(listener);
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}
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public static void fixFonts(@Nonnull View view, @Nonnull Typeface typeface) {
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if (view instanceof ViewGroup) {
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final ViewGroup group = (ViewGroup) view;
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for (int index = 0; index < group.getChildCount(); index++) {
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fixFonts(group.getChildAt(index), typeface);
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}
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} else {
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setFont(view, typeface);
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}
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}
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@Override
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protected void onDestroy() {
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super.onDestroy();
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preferences.unregisterOnSharedPreferenceChangeListener(this);
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}
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@Override
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public void onSharedPreferenceChanged(SharedPreferences preferences, String key) {
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if (Preferences.Gui.rotateScreen.isSameKey(key)) {
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updateOrientation();
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} else if (Preferences.Gui.keepScreenOn.isSameKey(key)) {
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updateKeepScreenOn();
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}
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if (paused) {
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return;
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}
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if (Preferences.Gui.theme.isSameKey(key)) {
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restartIfThemeChanged();
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} else if (Preferences.Gui.language.isSameKey(key)) {
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restartIfLanguageChanged();
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}
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}
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private void updateOrientation() {
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if (Preferences.Gui.rotateScreen.getPreference(preferences)) {
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setRequestedOrientation(SCREEN_ORIENTATION_UNSPECIFIED);
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} else {
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setRequestedOrientation(SCREEN_ORIENTATION_PORTRAIT);
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}
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}
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}
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