mirror of https://github.com/beemdevelopment/Aegis
Add a dialog for Aegis' license
Alexander Bakker
5 years ago
parent
e6e2809c9c
commit
bda1a1d5af
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../../../../LICENSE
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<html>
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<head>
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<style type="text/css">
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body {
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background-color: %2$s;
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color: %3$s;
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font-size: 0.8em;
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}
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</style>
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</head>
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<body>
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<pre>%1$s</pre>
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</body>
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</html>
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package com.beemdevelopment.aegis.ui;
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import android.annotation.SuppressLint;
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import android.app.Dialog;
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import android.content.Context;
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import android.content.pm.PackageInfo;
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import android.content.pm.PackageManager;
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import android.graphics.Color;
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import android.os.Bundle;
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import android.view.InflateException;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.webkit.WebView;
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import androidx.annotation.NonNull;
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import androidx.appcompat.app.AlertDialog;
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import androidx.fragment.app.DialogFragment;
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import com.beemdevelopment.aegis.R;
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import com.beemdevelopment.aegis.Theme;
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import com.beemdevelopment.aegis.helpers.ThemeHelper;
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import java.io.BufferedReader;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.InputStreamReader;
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import java.io.UnsupportedEncodingException;
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public class ChangelogDialog extends DialogFragment {
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private Theme _themeStyle;
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public static ChangelogDialog create() {
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return new ChangelogDialog();
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}
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@SuppressLint("InflateParams")
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@NonNull
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@Override
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public Dialog onCreateDialog(Bundle savedInstanceState) {
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final View customView;
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try {
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customView = LayoutInflater.from(getActivity()).inflate(R.layout.dialog_web_view, null);
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} catch (InflateException e) {
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e.printStackTrace();
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return new AlertDialog.Builder(getActivity())
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.setTitle(android.R.string.dialog_alert_title)
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.setMessage(getString(R.string.webview_error))
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.setPositiveButton(android.R.string.ok, null)
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.show();
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}
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AlertDialog dialog = new AlertDialog.Builder(getActivity())
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.setTitle("Changelog")
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.setView(customView)
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.setPositiveButton(android.R.string.ok, null)
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.show();
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final WebView webView = customView.findViewById(R.id.web_view);
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StringBuilder buf = new StringBuilder();
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try (InputStream html = getActivity().getAssets().open("changelog.html")) {
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BufferedReader in = new BufferedReader(new InputStreamReader(html, "UTF-8"));
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String str;
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while ((str = in.readLine()) != null)
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buf.append(str);
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in.close();
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String changelog = buf.toString();
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changelog = replaceStylesheet(changelog);
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webView.loadData(changelog, "text/html", "UTF-8");
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} catch (IOException e) {
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webView.loadData("<h1>Unable to load</h1><p>" + e.getLocalizedMessage() + "</p>", "text/html", "UTF-8");
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}
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return dialog;
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}
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private String replaceStylesheet(String changelog) {
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int backgroundColorResource = _themeStyle == Theme.AMOLED ? R.attr.cardBackgroundFocused : R.attr.cardBackground;
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String backgroundColor = colorToCSS(ThemeHelper.getThemeColor(backgroundColorResource, getContext().getTheme()));
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String textColor = colorToCSS(0xFFFFFF & ThemeHelper.getThemeColor(R.attr.primaryText, getContext().getTheme()));
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return String.format(changelog, backgroundColor, textColor);
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}
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private static String colorToCSS(int color) {
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return String.format("rgb(%d, %d, %d)", Color.red(color), Color.green(color), Color.blue(color));
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}
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public ChangelogDialog setTheme(Theme theme) {
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_themeStyle = theme;
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return this;
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}
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}
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package com.beemdevelopment.aegis.ui.dialogs;
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import android.content.Context;
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import com.beemdevelopment.aegis.R;
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public class ChangelogDialog extends SimpleWebViewDialog {
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private ChangelogDialog() {
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super(R.string.changelog);
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}
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public static ChangelogDialog create() {
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return new ChangelogDialog();
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}
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@Override
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protected String getContent(Context context) {
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String content = readAssetAsString(context, "changelog.html");
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return String.format(content, getBackgroundColor(), getTextColor());
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}
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}
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@ -1,4 +1,4 @@
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package com.beemdevelopment.aegis.ui;
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package com.beemdevelopment.aegis.ui.dialogs;
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import android.app.Activity;
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import android.app.Activity;
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import android.app.Dialog;
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import android.app.Dialog;
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package com.beemdevelopment.aegis.ui.dialogs;
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import android.content.Context;
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import com.beemdevelopment.aegis.R;
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public class LicenseDialog extends SimpleWebViewDialog {
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private LicenseDialog() {
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super(R.string.license);
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}
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public static LicenseDialog create() {
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return new LicenseDialog();
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}
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@Override
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protected String getContent(Context context) {
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String license = readAssetAsString(context, "LICENSE");
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String html = readAssetAsString(context, "license.html");
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return String.format(html, license, getBackgroundColor(), getTextColor());
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}
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}
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@ -0,0 +1,93 @@
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package com.beemdevelopment.aegis.ui.dialogs;
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import android.annotation.SuppressLint;
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import android.app.Dialog;
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import android.content.Context;
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import android.graphics.Color;
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import android.os.Bundle;
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import android.view.InflateException;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.webkit.WebView;
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import androidx.annotation.NonNull;
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import androidx.annotation.StringRes;
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import androidx.appcompat.app.AlertDialog;
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import androidx.fragment.app.DialogFragment;
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import com.beemdevelopment.aegis.R;
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import com.beemdevelopment.aegis.Theme;
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import com.beemdevelopment.aegis.helpers.ThemeHelper;
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import com.google.common.io.CharStreams;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.InputStreamReader;
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import java.nio.charset.StandardCharsets;
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public abstract class SimpleWebViewDialog extends DialogFragment {
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private Theme _theme;
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private final @StringRes int _title;
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protected SimpleWebViewDialog(@StringRes int title) {
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_title = title;
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}
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protected abstract String getContent(Context context);
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@SuppressLint("InflateParams")
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@NonNull
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@Override
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public Dialog onCreateDialog(Bundle savedInstanceState) {
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final View view;
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try {
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view = LayoutInflater.from(getActivity()).inflate(R.layout.dialog_web_view, null);
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} catch (InflateException e) {
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e.printStackTrace();
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return new AlertDialog.Builder(getActivity())
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.setTitle(android.R.string.dialog_alert_title)
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.setMessage(getString(R.string.webview_error))
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.setPositiveButton(android.R.string.ok, null)
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.show();
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}
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AlertDialog dialog = new AlertDialog.Builder(getActivity())
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.setTitle(_title)
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.setView(view)
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.setPositiveButton(android.R.string.ok, null)
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.show();
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String content = getContent(getContext());
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final WebView webView = view.findViewById(R.id.web_view);
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webView.loadData(content, "text/html", "UTF-8");
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return dialog;
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}
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public SimpleWebViewDialog setTheme(Theme theme) {
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_theme = theme;
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return this;
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}
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protected String getBackgroundColor() {
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int backgroundColorResource = _theme == Theme.AMOLED ? R.attr.cardBackgroundFocused : R.attr.cardBackground;
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return colorToCSS(ThemeHelper.getThemeColor(backgroundColorResource, getContext().getTheme()));
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}
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protected String getTextColor() {
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return colorToCSS(0xFFFFFF & ThemeHelper.getThemeColor(R.attr.primaryText, getContext().getTheme()));
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}
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@SuppressLint("DefaultLocale")
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private static String colorToCSS(int color) {
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return String.format("rgb(%d, %d, %d)", Color.red(color), Color.green(color), Color.blue(color));
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}
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protected static String readAssetAsString(Context context, String name) {
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try (InputStream inStream = context.getAssets().open(name);
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InputStreamReader reader = new InputStreamReader(inStream, StandardCharsets.UTF_8)) {
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return CharStreams.toString(reader);
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} catch (IOException e) {
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throw new RuntimeException(e);
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}
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}
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}
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