/*
* Copyright 2013 Philip Schiffer
*
* 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 de.psdev.licensesdialog;
import android.app.Dialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.res.Resources;
import android.net.Uri;
import android.os.Message;
import android.view.ContextThemeWrapper;
import android.view.View;
import android.webkit.WebChromeClient;
import android.webkit.WebView;
import androidx.annotation.Nullable;
import androidx.appcompat.app.AlertDialog;
import java.util.List;
import de.psdev.licensesdialog.licenses.ApacheSoftwareLicense20;
import de.psdev.licensesdialog.model.Notice;
import de.psdev.licensesdialog.model.Notices;
public class LicensesDialog {
public static final Notice LICENSES_DIALOG_NOTICE = new Notice("LicensesDialog", "http://psdev.de/LicensesDialog",
"Copyright 2013-2016 Philip Schiffer",
new ApacheSoftwareLicense20());
private final Context mContext;
private final String mTitleText;
private final String mLicensesText;
private final String mCloseText;
private final int mThemeResourceId;
private final int mDividerColor;
private DialogInterface.OnDismissListener mOnDismissListener;
// ==========================================================================================================================
// Constructor
// ==========================================================================================================================
private LicensesDialog(final Context context, final String licensesText, final String titleText, final String closeText,
final int themeResourceId,
final int dividerColor) {
mContext = context;
mTitleText = titleText;
mLicensesText = licensesText;
mCloseText = closeText;
mThemeResourceId = themeResourceId;
mDividerColor = dividerColor;
}
// ==========================================================================================================================
// Public API
// ==========================================================================================================================
public LicensesDialog setOnDismissListener(final DialogInterface.OnDismissListener onDismissListener) {
mOnDismissListener = onDismissListener;
return this;
}
public Dialog create() {
//Get resources
final WebView webView = createWebView(mContext);
webView.loadDataWithBaseURL(null, mLicensesText, "text/html", "utf-8", null);
final AlertDialog.Builder builder;
if (mThemeResourceId != 0) {
builder = new AlertDialog.Builder(new ContextThemeWrapper(mContext, mThemeResourceId));
} else {
builder = new AlertDialog.Builder(mContext);
}
builder.setTitle(mTitleText)
.setView(webView)
.setPositiveButton(mCloseText, (dialogInterface, i) -> dialogInterface.dismiss());
final AlertDialog dialog = builder.create();
dialog.setOnDismissListener(dialog1 -> {
if (mOnDismissListener != null) {
mOnDismissListener.onDismiss(dialog1);
}
});
dialog.setOnShowListener(dialogInterface -> {
if (mDividerColor != 0) {
// Set title divider color
final int titleDividerId = mContext.getResources().getIdentifier("titleDivider", "id", "android");
final View titleDivider = dialog.findViewById(titleDividerId);
if (titleDivider != null) {
titleDivider.setBackgroundColor(mDividerColor);
}
}
});
return dialog;
}
public Dialog show() {
final Dialog dialog = create();
dialog.show();
return dialog;
}
// ==========================================================================================================================
// Private API
// ==========================================================================================================================
private static WebView createWebView(final Context context) {
final WebView webView = new WebView(context);
webView.getSettings().setSupportMultipleWindows(true);
webView.setWebChromeClient(new WebChromeClient() {
@Override
public boolean onCreateWindow(final WebView view, final boolean isDialog, final boolean isUserGesture, final Message resultMsg) {
final WebView.HitTestResult result = view.getHitTestResult();
final String data = result.getExtra();
if (data != null) {
final Intent browserIntent = new Intent(Intent.ACTION_VIEW, Uri.parse(data));
context.startActivity(browserIntent);
}
return false;
}
});
return webView;
}
// ==========================================================================================================================
// Inner classes
// ==========================================================================================================================
public static final class Builder {
private final Context mContext;
// Default values
private String mTitleText;
private String mCloseText;
@Nullable
private Integer mRawNoticesId;
@Nullable
private Notices mNotices;
@Nullable
private String mNoticesText;
private String mNoticesStyle;
private boolean mShowFullLicenseText;
private boolean mIncludeOwnLicense;
private int mThemeResourceId;
private int mDividerColor;
public Builder(final Context context) {
mContext = context;
mTitleText = context.getString(R.string.notices_title);
mCloseText = context.getString(R.string.notices_close);
mNoticesStyle = context.getString(R.string.notices_default_style);
mShowFullLicenseText = false;
mIncludeOwnLicense = false;
mThemeResourceId = 0;
mDividerColor = 0;
}
public Builder setTitle(final int titleId) {
mTitleText = mContext.getString(titleId);
return this;
}
public Builder setTitle(final String title) {
mTitleText = title;
return this;
}
public Builder setCloseText(final int closeId) {
mCloseText = mContext.getString(closeId);
return this;
}
public Builder setCloseText(final String closeText) {
mCloseText = closeText;
return this;
}
public Builder setNotices(final int rawNoticesId) {
mRawNoticesId = rawNoticesId;
mNotices = null;
return this;
}
public Builder setNotices(final Notices notices) {
mNotices = notices;
mRawNoticesId = null;
return this;
}
public Builder setNotices(final Notice notice) {
return setNotices(getSingleNoticeNotices(notice));
}
Builder setNotices(final String notices) {
mNotices = null;
mRawNoticesId = null;
mNoticesText = notices;
return this;
}
public Builder setNoticesCssStyle(final int cssStyleTextId) {
mNoticesStyle = mContext.getString(cssStyleTextId);
return this;
}
public Builder setNoticesCssStyle(final String cssStyleText) {
mNoticesStyle = cssStyleText;
return this;
}
public Builder setShowFullLicenseText(final boolean showFullLicenseText) {
mShowFullLicenseText = showFullLicenseText;
return this;
}
public Builder setIncludeOwnLicense(final boolean includeOwnLicense) {
mIncludeOwnLicense = includeOwnLicense;
return this;
}
public Builder setThemeResourceId(final int themeResourceId) {
mThemeResourceId = themeResourceId;
return this;
}
public Builder setDividerColor(final int dividerColor) {
mDividerColor = dividerColor;
return this;
}
public Builder setDividerColorId(final int dividerColorId) {
mDividerColor = mContext.getResources().getColor(dividerColorId);
return this;
}
public LicensesDialog build() {
final String licensesText;
if (mNotices != null) {
licensesText = getLicensesText(mContext, mNotices, mShowFullLicenseText, mIncludeOwnLicense, mNoticesStyle);
} else if (mRawNoticesId != null) {
licensesText = getLicensesText(mContext, getNotices(mContext, mRawNoticesId), mShowFullLicenseText, mIncludeOwnLicense,
mNoticesStyle);
} else if (mNoticesText != null) {
licensesText = mNoticesText;
} else {
throw new IllegalStateException("Notices have to be provided, see setNotices");
}
return new LicensesDialog(mContext, licensesText, mTitleText, mCloseText, mThemeResourceId, mDividerColor);
}
private static Notices getNotices(final Context context, final int rawNoticesResourceId) {
try {
final Resources resources = context.getResources();
if ("raw".equals(resources.getResourceTypeName(rawNoticesResourceId))) {
return NoticesXmlParser.parse(resources.openRawResource(rawNoticesResourceId));
} else {
throw new IllegalStateException("not a raw resource");
}
} catch (final Exception e) {
throw new IllegalStateException(e);
}
}
private static String getLicensesText(final Context context, final Notices notices, final boolean showFullLicenseText,
final boolean includeOwnLicense, final String style) {
try {
if (includeOwnLicense) {
final List<Notice> noticeList = notices.getNotices();
noticeList.add(LICENSES_DIALOG_NOTICE);
}
return NoticesHtmlBuilder.create(context).setShowFullLicenseText(showFullLicenseText).setNotices(notices).setStyle(style).build();
} catch (final Exception e) {
throw new IllegalStateException(e);
}
}
private static Notices getSingleNoticeNotices(final Notice notice) {
final Notices notices = new Notices();
notices.addNotice(notice);
return notices;
}
}
}
