1. 解决setLatestEventInfo()函数被弃用的问题

2. 添加android:exported true，允许高版本Android运行

Notes-master/app/build.gradle

@@ -19,7 +19,7 @@ android {
     }
 }
 dependencies {
-
+    implementation 'com.android.support:appcompat-v7:28.0.0'
     implementation 'org.jbundle.util.osgi.wrapped:org.jbundle.util.osgi.wrapped.org.apache.http.client:4.1.2'
 }
 

Notes-master/app/src/main/AndroidManifest.xml

@@ -16,6 +16,7 @@
 -->
 
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
     package="net.micode.notes"
     android:versionCode="1"
     android:versionName="0.1" >
@@ -40,9 +41,10 @@
             android:configChanges="keyboardHidden|orientation|screenSize"
             android:label="@string/app_name"
             android:launchMode="singleTop"
-            android:theme="@style/NoteTheme"
+            android:theme="@style/Theme.AppCompat.Light.DarkActionBar"
             android:uiOptions="splitActionBarWhenNarrow"
-            android:windowSoftInputMode="adjustPan" >
+            android:windowSoftInputMode="adjustPan"
+            android:exported='true'>
 
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
@@ -54,9 +56,11 @@
             android:name=".ui.NoteEditActivity"
             android:configChanges="keyboardHidden|orientation|screenSize"
             android:launchMode="singleTop"
-            android:theme="@style/NoteTheme" >
+            android:theme="@style/Theme.AppCompat.Light.DarkActionBar"
+            android:exported='true'>
 
-            <intent-filter>
+            <intent-filter android:scheme="http"
+                tools:ignore="AppLinkUrlError">
                 <action android:name="android.intent.action.VIEW" />
                 <category android:name="android.intent.category.DEFAULT" />
                 <data android:mimeType="vnd.android.cursor.item/text_note" />
@@ -83,11 +87,13 @@
         <provider
             android:name="net.micode.notes.data.NotesProvider"
             android:authorities="micode_notes"
-            android:multiprocess="true" />
+            android:multiprocess="true"
+            android:exported='true'/>
 
         <receiver
             android:name=".widget.NoteWidgetProvider_2x"
-            android:label="@string/app_widget2x2" >
+            android:label="@string/app_widget2x2"
+            android:exported='true'>
             <intent-filter>
                 <action android:name="android.appwidget.action.APPWIDGET_UPDATE" />
                 <action android:name="android.appwidget.action.APPWIDGET_DELETED" />
@@ -100,7 +106,8 @@
         </receiver>
         <receiver
             android:name=".widget.NoteWidgetProvider_4x"
-            android:label="@string/app_widget4x4" >
+            android:label="@string/app_widget4x4"
+            android:exported='true'>
 
             <intent-filter>
                 <action android:name="android.appwidget.action.APPWIDGET_UPDATE" />
@@ -113,7 +120,7 @@
                 android:resource="@xml/widget_4x_info" />
         </receiver>
 
-        <receiver android:name=".ui.AlarmInitReceiver" >
+        <receiver android:name=".ui.AlarmInitReceiver" android:exported='true'>
             <intent-filter>
                 <action android:name="android.intent.action.BOOT_COMPLETED" />
             </intent-filter>
@@ -121,30 +128,35 @@
 
         <receiver
             android:name="net.micode.notes.ui.AlarmReceiver"
-            android:process=":remote" >
+            android:process=":remote"
+            android:exported='true'
+            >
         </receiver>
 
         <activity
             android:name=".ui.AlarmAlertActivity"
             android:label="@string/app_name"
             android:launchMode="singleInstance"
-            android:theme="@android:style/Theme.Holo.Wallpaper.NoTitleBar" >
+            android:theme="@android:style/Theme.Holo.Wallpaper.NoTitleBar"
+            android:exported='true'>
         </activity>
 
         <activity
             android:name="net.micode.notes.ui.NotesPreferenceActivity"
             android:label="@string/preferences_title"
             android:launchMode="singleTop"
-            android:theme="@android:style/Theme.Holo.Light" >
+            android:theme="@android:style/Theme.Holo.Light"
+            android:exported='true'>
         </activity>
 
         <service
             android:name="net.micode.notes.gtask.remote.GTaskSyncService"
-            android:exported="false" >
+            android:exported="true" >
         </service>
 
         <meta-data
             android:name="android.app.default_searchable"
-            android:value=".ui.NoteEditActivity" />
+            android:value=".ui.NoteEditActivity"
+            android:exported='true'/>
     </application>
 </manifest>

Notes-master/app/src/main/java/net/micode/notes/gtask/remote/GTaskASyncTask.java

@@ -64,10 +64,6 @@ public class GTaskASyncTask extends AsyncTask<Void, String, Integer> {
     }
 
     private void showNotification(int tickerId, String content) {
-        Notification notification = new Notification(R.drawable.notification, mContext
-                .getString(tickerId), System.currentTimeMillis());
-        notification.defaults = Notification.DEFAULT_LIGHTS;
-        notification.flags = Notification.FLAG_AUTO_CANCEL;
         PendingIntent pendingIntent;
         if (tickerId != R.string.ticker_success) {
             pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
@@ -77,11 +73,18 @@ public class GTaskASyncTask extends AsyncTask<Void, String, Integer> {
             pendingIntent = PendingIntent.getActivity(mContext, 0, new Intent(mContext,
                     NotesListActivity.class), 0);
         }
-        notification.setLatestEventInfo(mContext, mContext.getString(R.string.app_name), content,
-                pendingIntent);
+
+
+        Notification.Builder builder = new Notification.Builder(mContext)
+                .setAutoCancel(true)
+                .setContentTitle(mContext.getString(R.string.app_name))
+                .setContentText(content)
+                .setContentIntent(pendingIntent)
+                .setWhen(System.currentTimeMillis())
+                .setOngoing(true);
+        Notification notification=builder.getNotification();
         mNotifiManager.notify(GTASK_SYNC_NOTIFICATION_ID, notification);
     }
-
     @Override
     protected Integer doInBackground(Void... unused) {
         publishProgess(mContext.getString(R.string.sync_progress_login, NotesPreferenceActivity

Notes-master/app/src/main/java/net/micode/notes/ui/NoteEditActivity.java

@@ -30,6 +30,7 @@ import android.content.SharedPreferences;
 import android.graphics.Paint;
 import android.os.Bundle;
 import android.preference.PreferenceManager;
+import android.support.v7.app.AppCompatActivity;
 import android.text.Spannable;
 import android.text.SpannableString;
 import android.text.TextUtils;
@@ -72,7 +73,7 @@ import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
 
-public class NoteEditActivity extends Activity implements OnClickListener,
+public class NoteEditActivity extends AppCompatActivity implements OnClickListener,
         NoteSettingChangedListener, OnTextViewChangeListener {
     private class HeadViewHolder {
         public TextView tvModified;
@@ -430,7 +431,7 @@ public class NoteEditActivity extends Activity implements OnClickListener,
         if (id == R.id.btn_set_bg_color) {
             mNoteBgColorSelector.setVisibility(View.VISIBLE);
             findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility(
-                    -                    View.VISIBLE);
+                    View.VISIBLE);
         } else if (sBgSelectorBtnsMap.containsKey(id)) {
             findViewById(sBgSelectorSelectionMap.get(mWorkingNote.getBgColorId())).setVisibility(
                     View.GONE);

Notes-master/app/src/main/java/net/micode/notes/ui/NotesListActivity.java

@@ -31,6 +31,7 @@ import android.database.Cursor;
 import android.os.AsyncTask;
 import android.os.Bundle;
 import android.preference.PreferenceManager;
+import android.support.v7.app.AppCompatActivity;
 import android.text.Editable;
 import android.text.TextUtils;
 import android.text.TextWatcher;
@@ -78,7 +79,7 @@ import java.io.InputStream;
 import java.io.InputStreamReader;
 import java.util.HashSet;
 
-public class NotesListActivity extends Activity implements OnClickListener, OnItemLongClickListener {
+public class NotesListActivity extends AppCompatActivity implements OnClickListener, OnItemLongClickListener {
     private static final int FOLDER_NOTE_LIST_QUERY_TOKEN = 0;
 
     private static final int FOLDER_LIST_QUERY_TOKEN      = 1;