diff options
Diffstat (limited to 'src/main/java/org/openintents/openpgp/util/OpenPgpAppPreference.java')
| -rw-r--r-- | src/main/java/org/openintents/openpgp/util/OpenPgpAppPreference.java | 327 |
1 files changed, 0 insertions, 327 deletions
diff --git a/src/main/java/org/openintents/openpgp/util/OpenPgpAppPreference.java b/src/main/java/org/openintents/openpgp/util/OpenPgpAppPreference.java deleted file mode 100644 index 4bf4cec..0000000 --- a/src/main/java/org/openintents/openpgp/util/OpenPgpAppPreference.java +++ /dev/null @@ -1,327 +0,0 @@ -/* - * Copyright (C) 2014-2015 Dominik Schürmann <dominik@dominikschuermann.de> - * - * 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 org.openintents.openpgp.util; - -import android.app.AlertDialog.Builder; -import android.content.Context; -import android.content.DialogInterface; -import android.content.Intent; -import android.content.pm.ResolveInfo; -import android.content.res.TypedArray; -import android.graphics.drawable.Drawable; -import android.net.Uri; -import android.preference.DialogPreference; -import android.text.TextUtils; -import android.util.AttributeSet; -import android.util.Log; -import android.view.View; -import android.view.ViewGroup; -import android.widget.ArrayAdapter; -import android.widget.ListAdapter; -import android.widget.TextView; - -import org.openintents.openpgp.R; - -import java.util.ArrayList; -import java.util.List; - -/** - * Does not extend ListPreference, but is very similar to it! - * http://grepcode.com/file_/repository.grepcode.com/java/ext/com.google.android/android/4.4_r1/android/preference/ListPreference.java/?v=source - */ -public class OpenPgpAppPreference extends DialogPreference { - private static final String OPENKEYCHAIN_PACKAGE = "org.sufficientlysecure.keychain"; - private static final String MARKET_INTENT_URI_BASE = "market://details?id=%s"; - private static final Intent MARKET_INTENT = new Intent(Intent.ACTION_VIEW, Uri.parse( - String.format(MARKET_INTENT_URI_BASE, OPENKEYCHAIN_PACKAGE))); - - private static final ArrayList<String> PROVIDER_BLACKLIST = new ArrayList<String>(); - - static { - // Unfortunately, the current released version of APG includes a broken version of the API - PROVIDER_BLACKLIST.add("org.thialfihar.android.apg"); - } - - private ArrayList<OpenPgpProviderEntry> mLegacyList = new ArrayList<>(); - private ArrayList<OpenPgpProviderEntry> mList = new ArrayList<>(); - - private String mSelectedPackage; - - public OpenPgpAppPreference(Context context, AttributeSet attrs) { - super(context, attrs); - populateAppList(); - } - - public OpenPgpAppPreference(Context context) { - this(context, null); - } - - /** - * Public method to add new entries for legacy applications - * - * @param packageName - * @param simpleName - * @param icon - */ - public void addLegacyProvider(int position, String packageName, String simpleName, Drawable icon) { - mLegacyList.add(position, new OpenPgpProviderEntry(packageName, simpleName, icon)); - } - - @Override - protected void onPrepareDialogBuilder(Builder builder) { - - // do again, maybe an app has now been installed - populateAppList(); - - // Init ArrayAdapter with OpenPGP Providers - ListAdapter adapter = new ArrayAdapter<OpenPgpProviderEntry>(getContext(), - android.R.layout.select_dialog_singlechoice, android.R.id.text1, mList) { - public View getView(int position, View convertView, ViewGroup parent) { - // User super class to create the View - View v = super.getView(position, convertView, parent); - TextView tv = (TextView) v.findViewById(android.R.id.text1); - - // Put the image on the TextView - tv.setCompoundDrawablesWithIntrinsicBounds(mList.get(position).icon, null, - null, null); - - // Add margin between image and text (support various screen densities) - int dp10 = (int) (10 * getContext().getResources().getDisplayMetrics().density + 0.5f); - tv.setCompoundDrawablePadding(dp10); - - return v; - } - }; - - builder.setSingleChoiceItems(adapter, getIndexOfProviderList(mSelectedPackage), - new DialogInterface.OnClickListener() { - - @Override - public void onClick(DialogInterface dialog, int which) { - OpenPgpProviderEntry entry = mList.get(which); - - if (entry.intent != null) { - /* - * Intents are called as activity - * - * Current approach is to assume the user installed the app. - * If he does not, the selected package is not valid. - * - * However applications should always consider this could happen, - * as the user might remove the currently used OpenPGP app. - */ - getContext().startActivity(entry.intent); - return; - } - - mSelectedPackage = entry.packageName; - - /* - * Clicking on an item simulates the positive button click, and dismisses - * the dialog. - */ - OpenPgpAppPreference.this.onClick(dialog, DialogInterface.BUTTON_POSITIVE); - dialog.dismiss(); - } - }); - - /* - * The typical interaction for list-based dialogs is to have click-on-an-item dismiss the - * dialog instead of the user having to press 'Ok'. - */ - builder.setPositiveButton(null, null); - } - - @Override - protected void onDialogClosed(boolean positiveResult) { - super.onDialogClosed(positiveResult); - - if (positiveResult && (mSelectedPackage != null)) { - save(); - } - } - - private void save() { - // Give the client a chance to ignore this change if they deem it - // invalid - if (!callChangeListener(mSelectedPackage)) { - // They don't want the value to be set - return; - } - - setAndPersist(mSelectedPackage); - } - - private void setAndPersist(String packageName) { - mSelectedPackage = packageName; - - // Save to persistent storage (this method will make sure this - // preference should be persistent, along with other useful checks) - persistString(mSelectedPackage); - - // Data has changed, notify so UI can be refreshed! - notifyChanged(); - - // also update summary with selected provider - updateSummary(mSelectedPackage); - } - - private void updateSummary(String packageName) { - String summary = getEntryByValue(packageName); - setSummary(summary); - } - - @Override - public CharSequence getSummary() { - return getEntryByValue(mSelectedPackage); - } - - private int getIndexOfProviderList(String packageName) { - for (OpenPgpProviderEntry app : mList) { - if (app.packageName.equals(packageName)) { - return mList.indexOf(app); - } - } - - // default is "none" - return 0; - } - - /** - * Public API - */ - public String getEntry() { - return getEntryByValue(mSelectedPackage); - } - - /** - * Public API - */ - public String getValue() { - return mSelectedPackage; - } - - /** - * Public API - */ - public void setValue(String packageName) { - setAndPersist(packageName); - } - - @Override - protected Object onGetDefaultValue(TypedArray a, int index) { - return a.getString(index); - } - - @Override - protected void onSetInitialValue(boolean restoreValue, Object defaultValue) { - if (restoreValue) { - // Restore state - mSelectedPackage = getPersistedString(mSelectedPackage); - updateSummary(mSelectedPackage); - } else { - String value = (String) defaultValue; - setAndPersist(value); - updateSummary(value); - } - } - - public String getEntryByValue(String packageName) { - for (OpenPgpProviderEntry app : mList) { - if (app.packageName.equals(packageName) && app.intent == null) { - return app.simpleName; - } - } - - return getContext().getString(R.string.openpgp_list_preference_none); - } - - private void populateAppList() { - mList.clear(); - - // add "none"-entry - mList.add(0, new OpenPgpProviderEntry("", - getContext().getString(R.string.openpgp_list_preference_none), - getContext().getResources().getDrawable(R.drawable.ic_action_cancel_launchersize))); - - // add all additional (legacy) providers - mList.addAll(mLegacyList); - - // search for OpenPGP providers... - ArrayList<OpenPgpProviderEntry> providerList = new ArrayList<>(); - Intent intent = new Intent(OpenPgpApi.SERVICE_INTENT); - List<ResolveInfo> resInfo = getContext().getPackageManager().queryIntentServices(intent, 0); - if (!resInfo.isEmpty()) { - for (ResolveInfo resolveInfo : resInfo) { - if (resolveInfo.serviceInfo == null) - continue; - - String packageName = resolveInfo.serviceInfo.packageName; - String simpleName = String.valueOf(resolveInfo.serviceInfo.loadLabel(getContext() - .getPackageManager())); - Drawable icon = resolveInfo.serviceInfo.loadIcon(getContext().getPackageManager()); - - if (!PROVIDER_BLACKLIST.contains(packageName)) { - providerList.add(new OpenPgpProviderEntry(packageName, simpleName, icon)); - } - } - } - - if (providerList.isEmpty()) { - // add install links if provider list is empty - resInfo = getContext().getPackageManager().queryIntentActivities - (MARKET_INTENT, 0); - for (ResolveInfo resolveInfo : resInfo) { - Intent marketIntent = new Intent(MARKET_INTENT); - marketIntent.setPackage(resolveInfo.activityInfo.packageName); - Drawable icon = resolveInfo.activityInfo.loadIcon(getContext().getPackageManager()); - String marketName = String.valueOf(resolveInfo.activityInfo.applicationInfo - .loadLabel(getContext().getPackageManager())); - String simpleName = String.format(getContext().getString(R.string - .openpgp_install_openkeychain_via), marketName); - mList.add(new OpenPgpProviderEntry(OPENKEYCHAIN_PACKAGE, simpleName, - icon, marketIntent)); - } - } else { - // add provider - mList.addAll(providerList); - } - } - - private static class OpenPgpProviderEntry { - private String packageName; - private String simpleName; - private Drawable icon; - private Intent intent; - - public OpenPgpProviderEntry(String packageName, String simpleName, Drawable icon) { - this.packageName = packageName; - this.simpleName = simpleName; - this.icon = icon; - } - - public OpenPgpProviderEntry(String packageName, String simpleName, Drawable icon, Intent intent) { - this(packageName, simpleName, icon); - this.intent = intent; - } - - @Override - public String toString() { - return simpleName; - } - } -} |