Added share buttons to android

android-project/app/build.gradle

@@ -96,4 +96,5 @@ android {
 
 dependencies {
     implementation fileTree(include: ['*.jar'], dir: 'libs')
+    implementation "androidx.core:core:1.18.0"
 }

android-project/app/proguard-rules.pro

@@ -22,6 +22,8 @@
     void updateTextboxAndCursorPos(java.lang.String, int, int);
     void startNetworkService();
     void stopNetworkService();
+    void shareText(java.lang.String);
+    void shareInternalFile(java.lang.String, java.lang.String);
 }
 
 -keep,includedescriptorclasses,allowoptimization class org.libsdl.app.SDLActivity {

android-project/app/src/main/AndroidManifest.xml

@@ -89,6 +89,16 @@
                 android:value="When connected to a server/hosting a server, keep the connection alive even when the application is in the background."/>
         </service>
 
+        <provider
+            android:name="com.erroratline0.infinipaint.InfiniPaintFileProvider"
+            android:authorities="com.erroratline0.infinipaint.fileprovider"
+            android:exported="false"
+            android:grantUriPermissions="true">
+            <meta-data
+                android:name="android.support.FILE_PROVIDER_PATHS"
+                android:resource="@xml/file_paths" />
+        </provider>
+
         <activity android:name="com.erroratline0.infinipaint.InfiniPaint"
             android:label="@string/app_name"
             android:windowSoftInputMode="adjustNothing"

android-project/app/src/main/java/com/erroratline0/infinipaint/InfiniPaint.java

@@ -18,8 +18,11 @@
 
 package com.erroratline0.infinipaint;
 
+import static androidx.core.content.FileProvider.getUriForFile;
+
 import android.content.Context;
 import android.content.Intent;
+import android.net.Uri;
 import android.os.Build;
 import android.os.Bundle;
 import android.os.Handler;
@@ -35,6 +38,8 @@ import org.libsdl.app.SDLActivity;
 import org.libsdl.app.SDLDummyEdit;
 import org.libsdl.app.SDLSurface;
 
+import java.io.File;
+
 public class InfiniPaint extends SDLActivity {
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -148,4 +153,33 @@ public class InfiniPaint extends SDLActivity {
     static public void stopNetworkService() {
         mSingleton.stopService(new Intent(mSingleton, InfiniPaintNetworkService.class));
     }
+
+    static public void shareInternalFile(String filePath, String mimeType) {
+        File newFile = new File(getContext().getFilesDir(), filePath);
+        Uri contentUri;
+
+        try {
+            contentUri = getUriForFile(getContext(), "com.erroratline0.infinipaint.fileprovider", newFile);
+        }
+        catch (Exception e) {
+            Log.v("INFO", "[shareInternalFile] Exception " + e);
+            return;
+        }
+
+        Intent sendIntent = new Intent();
+        sendIntent.setAction(Intent.ACTION_SEND);
+        sendIntent.putExtra(Intent.EXTRA_STREAM, contentUri);
+        sendIntent.setType(mimeType);
+        Intent shareIntent = Intent.createChooser(sendIntent, null);
+        getContext().startActivity(shareIntent);
+    }
+
+    static public void shareText(String textToSend) {
+        Intent sendIntent = new Intent();
+        sendIntent.setAction(Intent.ACTION_SEND);
+        sendIntent.putExtra(Intent.EXTRA_TEXT, textToSend);
+        sendIntent.setType("text/plain");
+        Intent shareIntent = Intent.createChooser(sendIntent, null);
+        getContext().startActivity(shareIntent);
+    }
 }

android-project/app/src/main/java/com/erroratline0/infinipaint/InfiniPaintFileProvider.java

@@ -0,0 +1,9 @@
+package com.erroratline0.infinipaint;
+
+import androidx.core.content.FileProvider;
+
+public class InfiniPaintFileProvider extends FileProvider {
+    public InfiniPaintFileProvider() {
+        super(R.xml.file_paths);
+    }
+}

android-project/app/src/main/res/xml/file_paths.xml

@@ -0,0 +1,5 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<paths xmlns:android="http://schemas.android.com/apk/res/android">
+    <files-path name="infinipaint_saves" path="saves/" />
+</paths>

android-project/build.gradle

@@ -6,7 +6,7 @@ buildscript {
         google()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:8.7.3'
+        classpath 'com.android.tools.build:gradle:8.13.2'
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files

android-project/gradle.properties

@@ -10,6 +10,7 @@
 # Specifies the JVM arguments used for the daemon process.
 # The setting is particularly useful for tweaking memory settings.
 org.gradle.jvmargs=-Xmx1536m
+android.useAndroidX=true
 
 # When configured, Gradle will run in incubating parallel mode.
 # This option should only be used with decoupled projects. More details, visit

android-project/gradle/wrapper/gradle-wrapper.properties

@@ -1,6 +1,6 @@
 #Thu Nov 11 18:20:34 PST 2021
 distributionBase=GRADLE_USER_HOME
-distributionUrl=https\://services.gradle.org/distributions/gradle-8.12-bin.zip
+distributionUrl=https\://services.gradle.org/distributions/gradle-8.13-bin.zip
 distributionPath=wrapper/dists
 zipStorePath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME