v3

.gitignore

@@ -73,3 +73,7 @@ build/
 !**/ios/**/default.pbxuser
 !**/ios/**/default.perspectivev3
 !/packages/flutter_tools/test/data/dart_dependencies_test/**/.packages
+
+example/lib/ssh2.dart
+
+.vscode

.vscode/launch.json

@@ -0,0 +1,32 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "name": "xterm.dart",
+            "request": "launch",
+            "type": "dart"
+        },
+        {
+            "name": "xterm.dart (profile mode)",
+            "request": "launch",
+            "type": "dart",
+            "flutterMode": "profile"
+        },
+        {
+            "name": "example",
+            "cwd": "example",
+            "request": "launch",
+            "type": "dart"
+        },
+        {
+            "name": "example (profile mode)",
+            "cwd": "example",
+            "request": "launch",
+            "type": "dart",
+            "flutterMode": "profile"
+        }
+    ]
+}

CHANGELOG.md

@@ -1,3 +1,32 @@
+## [3.0.6-alpha] - 2022-4-4
+* Export `TerminalViewState`
+* Added `onTap` callback to `TerminalView`
+
+## [3.0.5-alpha] - 2022-4-4
+* Avoid resize when `RenderBox.size` is zero.
+* Added `charInput` and `textInput`method.
+* Added `requestKeyboard`, `closeKeyboard` and `hasInputConnection`method.
+* Export `KeyboardVisibilty`
+
+## [3.0.4-alpha] - 2022-4-1
+* Improved text editing
+* Added composing state painting
+* Adapt to `MediaQuery.padding`
+
+## [3.0.3-alpha] - 2022-3-28
+* Improved scroll handing
+* Improved resize handing
+* Fix focus repaint
+* Fix OSC title update
+
+## [3.0.2-alpha] - 2022-3-28
+* Re-design `KeyboardVisibilty`
+
+## [3.0.1-alpha] - 2022-3-27
+* Add `KeyboardVisibilty`
+
+## [3.0.0-alpha] - 2022-3-26
+* Initial release of v3.
 
 ## [2.6.0] - 2021-12-28
 * Add scrollBehavior field to the TerminalView class [#55].

analysis_options.yaml

@@ -0,0 +1,29 @@
+include: package:lints/recommended.yaml
+
+linter:
+  rules:
+    prefer_function_declarations_over_variables: false
+    prefer_conditional_assignment: false
+
+analyzer:
+  plugins:
+    - dart_code_metrics
+
+dart_code_metrics:
+  anti-patterns:
+  # - long-method
+  # - long-parameter-list
+  metrics:
+    cyclomatic-complexity: 20
+    maximum-nesting-level: 5
+    number-of-parameters: 4
+    source-lines-of-code: 50
+  metrics-exclude:
+    - test/**
+  rules:
+    # - no-boolean-literal-compare
+    # - no-empty-block
+    - prefer-trailing-comma
+    - no-equal-then-else
+  rules-exclude:
+    - prefer-conditional-expressions

bin/xterm_bench.dart

@@ -0,0 +1,57 @@
+import 'package:flutter/material.dart';
+import 'package:xterm/core/terminal.dart';
+
+class Test extends StatelessWidget {
+  const Test({Key? key}) : super(key: key);
+
+  @override
+  Widget build(BuildContext context) {
+    return TextSelectionToolbar(
+      anchorAbove: Offset(50, 50),
+      anchorBelow: Offset(50, 50),
+      children: [
+        TextSelectionToolbarTextButton(
+          child: Text('Copy'),
+          onPressed: () {},
+          padding: TextSelectionToolbarTextButton.getPadding(0, 1),
+        ),
+        TextSelectionToolbarTextButton(
+          child: Text('Paste'),
+          onPressed: () {},
+          padding: TextSelectionToolbarTextButton.getPadding(1, 1),
+        ),
+      ],
+    );
+  }
+}
+
+void main(List<String> args) async {
+  final lines = 1000;
+
+  final terminal = Terminal(maxLines: lines);
+
+  bench('write $lines lines', () {
+    for (var i = 0; i < lines; i++) {
+      terminal.write('https://github.com/TerminalStudio/dartssh2\r\n');
+    }
+  });
+
+  final regexp = RegExp(
+    r'[-a-zA-Z0-9@:%._\+~#=]{1,256}\.[a-zA-Z0-9()]{1,6}\b([-a-zA-Z0-9()@:%_\+.~#?&//=]*)',
+  );
+
+  bench('search $lines line', () {
+    var count = 0;
+    for (var line in terminal.lines.toList()) {
+      final matches = regexp.allMatches(line.toString());
+      count += matches.length;
+    }
+    print('count: $count');
+  });
+}
+
+void bench(String description, void Function() f) {
+  final sw = Stopwatch()..start();
+  f();
+  print('$description took ${sw.elapsedMilliseconds}ms');
+}

bin/xterm_dump.dart

@@ -0,0 +1,116 @@
+// import 'dart:convert';
+// import 'dart:io';
+// import 'dart:typed_data';
+
+// import 'package:xterm/core/escape/handler.dart';
+// import 'package:xterm/core/escape/parser.dart';
+
+// final handler = DebugTerminalHandler();
+// final protocol = EscapeParser(handler);
+// final input = BytesBuilder(copy: true);
+
+// void main(List<String> args) async {
+//   final inputStream = args.isNotEmpty ? File(args.first).openRead() : stdin;
+
+//   await for (var chunk in inputStream.transform(Utf8Decoder())) {
+//     input.add(chunk);
+//     protocol.write(chunk);
+//   }
+
+//   handler.flush();
+// }
+
+// extension StringEscape on String {
+//   String escapeInvisible() {
+//     return this.replaceAllMapped(RegExp('[\x00-\x1F]'), (match) {
+//       return '\\x${match.group(0)!.codeUnitAt(0).toRadixString(16).padLeft(2, '0')}';
+//     });
+//   }
+// }
+
+// class DebugTerminalHandler implements EscapeHandler {
+//   final stringBuffer = StringBuffer();
+
+//   void flush() {
+//     if (stringBuffer.isEmpty) return;
+//     print(Color.green('TXT') + "'$stringBuffer'");
+//     stringBuffer.clear();
+//   }
+
+//   void recordCommand(String description) {
+//     flush();
+//     final raw = input.toBytes().sublist(protocol.tokenBegin, protocol.tokenEnd);
+//     final token = utf8.decode(raw).replaceAll('\x1b', 'ESC').escapeInvisible();
+//     print(Color.magenta('CMD ') + token.padRight(40) + '$description');
+//   }
+
+//   @override
+//   void writeChar(int char) {
+//     stringBuffer.writeCharCode(char);
+//   }
+
+//   @override
+//   void setCursor(int x, int y) {
+//     recordCommand('setCursor $x, $y');
+//   }
+
+//   @override
+//   void designateCharset(int charset) {
+//     recordCommand('designateCharset $charset');
+//   }
+
+//   @override
+//   void unkownEscape(int char) {
+//     recordCommand('unkownEscape ${String.fromCharCode(char)}');
+//   }
+
+//   @override
+//   void backspaceReturn() {
+//     recordCommand('backspaceReturn');
+//   }
+
+//   @override
+//   void carriageReturn() {
+//     recordCommand('carriageReturn');
+//   }
+
+//   @override
+//   void setCursorX(int x) {
+//     recordCommand('setCursorX $x');
+//   }
+
+//   @override
+//   void setCursorY(int y) {
+//     recordCommand('setCursorY $y');
+//   }
+
+//   @override
+//   void unkownCSI(int finalByte) {
+//     recordCommand('unkownCSI ${String.fromCharCode(finalByte)}');
+//   }
+
+//   @override
+//   void unkownSBC(int char) {
+//     recordCommand('unkownSBC ${String.fromCharCode(char)}');
+//   }
+
+//   @override
+//   noSuchMethod(Invocation invocation) {
+//     final name = invocation.memberName;
+//     final args = invocation.positionalArguments;
+//     recordCommand('noSuchMethod: $name $args');
+//   }
+// }
+
+// abstract class Color {
+//   static String red(String s) => '\u001b[31m$s\u001b[0m';
+//   static String green(String s) => '\u001b[32m$s\u001b[0m';
+//   static String yellow(String s) => '\u001b[33m$s\u001b[0m';
+//   static String blue(String s) => '\u001b[34m$s\u001b[0m';
+//   static String magenta(String s) => '\u001b[35m$s\u001b[0m';
+//   static String cyan(String s) => '\u001b[36m$s\u001b[0m';
+// }
+
+// abstract class Labels {
+//   static final txt = Color.green('TXT');
+// }

example/.metadata

@@ -1,10 +1,45 @@
 # This file tracks properties of this Flutter project.
 # Used by Flutter tool to assess capabilities and perform upgrades etc.
 #
-# This file should be version controlled and should not be manually edited.
+# This file should be version controlled.
 
 version:
-  revision: a5fa083906fcaf88b039a717c6e78b9814f3a77c
-  channel: master
+  revision: f1875d570e39de09040c8f79aa13cc56baab8db1
+  channel: stable
 
 project_type: app
+
+# Tracks metadata for the flutter migrate command
+migration:
+  platforms:
+    - platform: root
+      create_revision: f1875d570e39de09040c8f79aa13cc56baab8db1
+      base_revision: f1875d570e39de09040c8f79aa13cc56baab8db1
+    - platform: android
+      create_revision: f1875d570e39de09040c8f79aa13cc56baab8db1
+      base_revision: f1875d570e39de09040c8f79aa13cc56baab8db1
+    - platform: ios
+      create_revision: f1875d570e39de09040c8f79aa13cc56baab8db1
+      base_revision: f1875d570e39de09040c8f79aa13cc56baab8db1
+    - platform: linux
+      create_revision: f1875d570e39de09040c8f79aa13cc56baab8db1
+      base_revision: f1875d570e39de09040c8f79aa13cc56baab8db1
+    - platform: macos
+      create_revision: f1875d570e39de09040c8f79aa13cc56baab8db1
+      base_revision: f1875d570e39de09040c8f79aa13cc56baab8db1
+    - platform: web
+      create_revision: f1875d570e39de09040c8f79aa13cc56baab8db1
+      base_revision: f1875d570e39de09040c8f79aa13cc56baab8db1
+    - platform: windows
+      create_revision: f1875d570e39de09040c8f79aa13cc56baab8db1
+      base_revision: f1875d570e39de09040c8f79aa13cc56baab8db1
+
+  # User provided section
+
+  # List of Local paths (relative to this file) that should be
+  # ignored by the migrate tool.
+  #
+  # Files that are not part of the templates will be ignored by default.
+  unmanaged_files:
+    - 'lib/main.dart'
+    - 'ios/Runner.xcodeproj/project.pbxproj'

example/analysis_options.yaml

@@ -1,29 +1,27 @@
-# This file configures the analyzer, which statically analyzes Dart code to
-# check for errors, warnings, and lints.
-#
-# The issues identified by the analyzer are surfaced in the UI of Dart-enabled
-# IDEs (https://dart.dev/tools#ides-and-editors). The analyzer can also be
-# invoked from the command line by running `flutter analyze`.
-
-# The following line activates a set of recommended lints for Flutter apps,
-# packages, and plugins designed to encourage good coding practices.
-include: package:flutter_lints/flutter.yaml
+include: package:lints/recommended.yaml
 
 linter:
-  # The lint rules applied to this project can be customized in the
-  # section below to disable rules from the `package:flutter_lints/flutter.yaml`
-  # included above or to enable additional rules. A list of all available lints
-  # and their documentation is published at
-  # https://dart-lang.github.io/linter/lints/index.html.
-  #
-  # Instead of disabling a lint rule for the entire project in the
-  # section below, it can also be suppressed for a single line of code
-  # or a specific dart file by using the `// ignore: name_of_lint` and
-  # `// ignore_for_file: name_of_lint` syntax on the line or in the file
-  # producing the lint.
   rules:
-    # avoid_print: false  # Uncomment to disable the `avoid_print` rule
-    # prefer_single_quotes: true  # Uncomment to enable the `prefer_single_quotes` rule
+    prefer_function_declarations_over_variables: false
+
+analyzer:
+  plugins:
+    - dart_code_metrics
 
-# Additional information about this file can be found at
-# https://dart.dev/guides/language/analysis-options
+dart_code_metrics:
+  anti-patterns:
+  # - long-method
+  # - long-parameter-list
+  metrics:
+    cyclomatic-complexity: 20
+    maximum-nesting-level: 5
+    number-of-parameters: 4
+    source-lines-of-code: 50
+  metrics-exclude:
+    - test/**
+  rules:
+    # - no-boolean-literal-compare
+    # - no-empty-block
+    - prefer-trailing-comma
+    - prefer-conditional-expressions
+    - no-equal-then-else

example/android/.gitignore

@@ -9,3 +9,5 @@ GeneratedPluginRegistrant.java
 # Remember to never publicly share your keystore.
 # See https://flutter.dev/docs/deployment/android#reference-the-keystore-from-the-app
 key.properties
+**/*.keystore
+**/*.jks