Fix enter (pty) key, add broken stick key support

lib/main.dart

@@ -24,7 +24,7 @@ import 'dart:math';
 //import 'package:flutter/services.dart';
 
 import 'package:flutter/gestures.dart';
-import 'package:flutter/services.dart';
+//import 'package:flutter/services.dart';
 import 'package:url_launcher/url_launcher.dart';
 import 'package:flutter/material.dart';
 import 'package:xterm/xterm.dart';
@@ -832,7 +832,7 @@ class _MyHomePageState extends State<MyHomePage> {
             });
           }, onScaleEnd: (details) async {
             await G.prefs.setDouble("termFontScale", G.termFontScale);
-          }, child: TerminalView(G.termPtys[G.currentContainer]!.terminal, textScaleFactor: G.termFontScale))), 
+          }, child: TerminalView(G.termPtys[G.currentContainer]!.terminal, textScaleFactor: G.termFontScale, keyboardType: TextInputType.multiline,))), 
             G.prefs.getBool("isTerminalCommandsEnabled")!?Padding(padding: const EdgeInsets.all(8), child:
             SingleChildScrollView(scrollDirection: Axis.horizontal, child: Row(children: [AnimatedBuilder(
               animation: G.keyboard,
@@ -1088,6 +1088,11 @@ class _MyHomePageState extends State<MyHomePage> {
                                   setState(() {});
                                 },),
                                 SizedBox.fromSize(size: const Size.square(8)),
+                                SwitchListTile(title: const Text("终端粘滞键"), value: G.prefs.getBool("isStickyKey")!, onChanged:(value) {
+                                  G.prefs.setBool("isStickyKey", value);
+                                  setState(() {});
+                                },),
+                                SizedBox.fromSize(size: const Size.square(8)),
                                 SwitchListTile(title: const Text("开启时启动图形界面"), value: G.prefs.getBool("autoLaunchVnc")!, onChanged:(value) {
                                   G.prefs.setBool("autoLaunchVnc", value);
                                   setState(() {});

lib/workflow.dart

@@ -178,11 +178,17 @@ class VirtualKeyboard extends TerminalInputHandler with ChangeNotifier {
 
   @override
   String? call(TerminalKeyboardEvent event) {
-    return _inputHandler.call(event.copyWith(
+    final ret = _inputHandler.call(event.copyWith(
       ctrl: event.ctrl || _ctrl,
       shift: event.shift || _shift,
       alt: event.alt || _alt,
     ));
+    if (!G.prefs.getBool("isStickyKey")!) {
+      _ctrl = false;
+      _shift = false;
+      _alt = false;
+    }
+    return ret;
   }
 }
 
@@ -240,9 +246,17 @@ class TermPty {
       }
     });
     terminal.onOutput = (data) {
-      if (G.prefs.getBool("isTerminalWriteEnabled")!) {
+      if (!G.prefs.getBool("isTerminalWriteEnabled")!) {
-        pty.write(const Utf8Encoder().convert(data));
+        return;
       }
+      //由于pty对回车的处理似乎存在问题，所以拿出来单独处理
+      data.split("").forEach((element) {
+        if (element == "\n") {
+          terminal.keyInput(TerminalKey.enter);
+          return;
+        }
+        pty.write(const Utf8Encoder().convert(element));
+      });
     };
     terminal.onResize = (w, h, pw, ph) {
       pty.resize(h, w);
@@ -293,6 +307,7 @@ class G {
   //int termMaxLines = 4095 终端最大行数
   //double termFontScale = 1 终端字体大小
   //int vip = 0 用户等级，vip免广告，你要改吗？(ToT)
+  //bool isStickyKey = true 终端ctrl, shift, alt键是否粘滞
   //? int bootstrapVersion: 启动包版本
   //String[] containersInfo: 所有容器信息(json)
   //{name, boot:"\$DATA_DIR/bin/proot ...", vnc:"startnovnc", vncUrl:"...", commands:[{name:"更新和升级", command:"apt update -y && apt upgrade -y"}, ...]}
@@ -491,6 +506,7 @@ done
     await G.prefs.setInt("termMaxLines", 4095);
     await G.prefs.setDouble("termFontScale", 1);
     await G.prefs.setInt("vip", 0);
+    await G.prefs.setBool("isStickyKey", true);
   }
 
   static Future<void> initData() async {