Fix: SPM support for iOS and macOS, .gitignore cleanup, and example migration

.gitignore

@@ -0,0 +1 @@
+/open_file_mac/.idea/

open_file_ios/.gitignore

@@ -0,0 +1,29 @@
+# Miscellaneous
+*.class
+*.log
+*.pyc
+*.swp
+.DS_Store
+.atom/
+.buildlog/
+.history
+.svn/
+migrate_working_dir/
+
+# IntelliJ related
+*.iml
+*.ipr
+*.iws
+.idea/
+
+# The .vscode folder contains launch configuration and tasks you configure in
+# VS Code which you may wish to be included in version control, so this line
+# is commented out by default.
+#.vscode/
+
+# Flutter/Dart/Pub related
+# Libraries should not include pubspec.lock, per https://dart.dev/guides/libraries/private-files#pubspeclock.
+/pubspec.lock
+**/doc/api/
+.dart_tool/
+build/

open_file_ios/example/.gitignore

@@ -0,0 +1,47 @@
+# Miscellaneous
+*.class
+*.log
+*.pyc
+*.swp
+.DS_Store
+.atom/
+.build/
+.buildlog/
+.history
+.svn/
+.swiftpm/
+migrate_working_dir/
+
+# IntelliJ related
+*.iml
+*.ipr
+*.iws
+.idea/
+
+# The .vscode folder contains launch configuration and tasks you configure in
+# VS Code which you may wish to be included in version control, so this line
+# is commented out by default.
+#.vscode/
+
+# Flutter/Dart/Pub related
+**/doc/api/
+**/ios/Flutter/.last_build_id
+.dart_tool/
+.flutter-plugins
+.flutter-plugins-dependencies
+.pub-cache/
+.pub/
+/build/
+
+# Symbolication related
+app.*.symbols
+
+# Obfuscation related
+app.*.map.json
+
+# Android Studio will place build artifacts here
+/android/app/debug
+/android/app/profile
+/android/app/release
+
+coverage/

open_file_ios/example/ios/.gitignore

@@ -0,0 +1,34 @@
+**/dgph
+*.mode1v3
+*.mode2v3
+*.moved-aside
+*.pbxuser
+*.perspectivev3
+**/*sync/
+.sconsign.dblite
+.tags*
+**/.vagrant/
+**/DerivedData/
+Icon?
+**/Pods/
+**/.symlinks/
+profile
+xcuserdata
+**/.generated/
+Flutter/App.framework
+Flutter/Flutter.framework
+Flutter/Flutter.podspec
+Flutter/Generated.xcconfig
+Flutter/ephemeral/
+Flutter/app.flx
+Flutter/app.zip
+Flutter/flutter_assets/
+Flutter/flutter_export_environment.sh
+ServiceDefinitions.json
+Runner/GeneratedPluginRegistrant.*
+
+# Exceptions to above rules.
+!default.mode1v3
+!default.mode2v3
+!default.pbxuser
+!default.perspectivev3

open_file_ios/example/ios/Podfile

@@ -1,5 +1,5 @@
 # Uncomment this line to define a global platform for your project
-platform :ios, '12.0'
+# platform :ios, '12.0'
 
 # CocoaPods analytics sends network stats synchronously affecting flutter build latency.
 ENV['COCOAPODS_DISABLE_STATS'] = 'true'
@@ -29,7 +29,6 @@ flutter_ios_podfile_setup
 
 target 'Runner' do
   use_frameworks!
-  use_modular_headers!
 
   flutter_install_all_ios_pods File.dirname(File.realpath(__FILE__))
   target 'RunnerTests' do

open_file_ios/example/ios/Podfile.lock

@@ -0,0 +1,22 @@
+PODS:
+  - Flutter (1.0.0)
+  - open_file_ios (1.0.3):
+    - Flutter
+
+DEPENDENCIES:
+  - Flutter (from `Flutter`)
+  - open_file_ios (from `.symlinks/plugins/open_file_ios/ios`)
+
+EXTERNAL SOURCES:
+  Flutter:
+    :path: Flutter
+  open_file_ios:
+    :path: ".symlinks/plugins/open_file_ios/ios"
+
+SPEC CHECKSUMS:
+  Flutter: e0871f40cf51350855a761d2e70bf5af5b9b5de7
+  open_file_ios: 46184d802ee7959203f6392abcfa0dd49fdb5be0
+
+PODFILE CHECKSUM: 4305caec6b40dde0ae97be1573c53de1882a07e5
+
+COCOAPODS: 1.16.2

open_file_ios/example/ios/Runner.xcodeproj/xcshareddata/xcschemes/Runner.xcscheme

@@ -5,6 +5,24 @@
    <BuildAction
       parallelizeBuildables = "YES"
       buildImplicitDependencies = "YES">
+      <PreActions>
+         <ExecutionAction
+            ActionType = "Xcode.IDEStandardExecutionActionsCore.ExecutionActionType.ShellScriptAction">
+            <ActionContent
+               title = "Run Prepare Flutter Framework Script"
+               scriptText = "/bin/sh &quot;$FLUTTER_ROOT/packages/flutter_tools/bin/xcode_backend.sh&quot; prepare&#10;">
+               <EnvironmentBuildable>
+                  <BuildableReference
+                     BuildableIdentifier = "primary"
+                     BlueprintIdentifier = "97C146ED1CF9000F007C117D"
+                     BuildableName = "Runner.app"
+                     BlueprintName = "Runner"
+                     ReferencedContainer = "container:Runner.xcodeproj">
+                  </BuildableReference>
+               </EnvironmentBuildable>
+            </ActionContent>
+         </ExecutionAction>
+      </PreActions>
       <BuildActionEntries>
          <BuildActionEntry
             buildForTesting = "YES"
@@ -59,6 +77,7 @@
       ignoresPersistentStateOnLaunch = "NO"
       debugDocumentVersioning = "YES"
       debugServiceExtension = "internal"
+      enableGPUValidationMode = "1"
       allowLocationSimulation = "YES">
       <BuildableProductRunnable
          runnableDebuggingMode = "0">

open_file_ios/example/lib/main.dart

@@ -1,12 +1,8 @@
-
-import 'dart:typed_data';
+import 'dart:async';
 
 import 'package:file_picker/file_picker.dart';
 import 'package:flutter/material.dart';
 import 'package:open_file_ios/open_file_ios.dart';
-import 'dart:async';
-
-
 
 void main() => runApp(MyApp());
 
@@ -24,23 +20,23 @@ class _MyAppState extends State<MyApp> {
   }
 
   // ignore: unused_element
-  _openPickFile() async {
+  Future<void> _openPickFile() async {
     FilePickerResult? fileResult = await FilePicker.platform.pickFiles();
     if (fileResult?.files.first != null) {
-
-      final result =
-      await OpenFileIOS().open(fileResult!.files.first.path);
+      final result = await OpenFileIOS().open(fileResult!.files.first.path);
       setState(() {
         _openResult = "type=${result.type}  message=${result.message}";
       });
     }
   }
 
-  _openExternalImage() async {
+  Future<void> _openExternalImage() async {
     setState(() {
       canRequestFocus = false;
     });
-    final result = await OpenFileIOS().open("/Users/crazecoder/Library/Developer/CoreSimulator/Devices/9FDE8459-AD12-4665-A0C0-FF1A5D82CF9D/data/Downloads/1.jpeg",isIOSAppOpen: true);
+    final result = await OpenFileIOS().open(
+        "/Users/crazecoder/Library/Developer/CoreSimulator/Devices/9FDE8459-AD12-4665-A0C0-FF1A5D82CF9D/data/Downloads/1.jpeg",
+        isIOSAppOpen: true);
     // final result = await OpenFileIOS().open("/Users/crazecoder/Library/Developer/CoreSimulator/Devices/9FDE8459-AD12-4665-A0C0-FF1A5D82CF9D/data/Downloads/R-C.jpeg");
     setState(() {
       _openResult = "type=${result.type}  message=${result.message}";
@@ -60,9 +56,12 @@ class _MyAppState extends State<MyApp> {
             mainAxisAlignment: MainAxisAlignment.center,
             children: <Widget>[
               Text('open result: $_openResult\n'),
-              TextField(autofocus: false,canRequestFocus: canRequestFocus,),
+              TextField(
+                autofocus: false,
+                canRequestFocus: canRequestFocus,
+              ),
               TextButton(
-                onPressed: openFile,
+                onPressed: _openPickFile,
                 child: const Text('Tap to open file'),
               ),
             ],