new & opt.

- new: support suspend and WOL #172
- opt.: `execWithPwd` when cancel
- opt.: extentions

lib/core/extension/context/dialog.dart

@@ -56,7 +56,7 @@ extension DialogX on BuildContext {
   void showSnippetDialog(
     void Function(Snippet s) onSelected,
   ) {
-    if (Providers.snippet.snippets.isEmpty) {
+    if (Pros.snippet.snippets.isEmpty) {
       showRoundDialog(
         child: Text(l10n.noSavedSnippet),
         actions: [
@@ -76,12 +76,12 @@ extension DialogX on BuildContext {
       return;
     }
 
-    var snippet = Providers.snippet.snippets.first;
+    var snippet = Pros.snippet.snippets.first;
     showRoundDialog(
       title: Text(l10n.choose),
       child: Picker(
-        items: Providers.snippet.snippets.map((e) => Text(e.name)).toList(),
-        onSelected: (idx) => snippet = Providers.snippet.snippets[idx],
+        items: Pros.snippet.snippets.map((e) => Text(e.name)).toList(),
+        onSelected: (idx) => snippet = Pros.snippet.snippets[idx],
       ),
       actions: [
         TextButton(

lib/core/extension/ssh_client.dart

@@ -74,9 +74,11 @@ extension SSHClientX on SSHClient {
           if (context == null) return;
           final pwd = await context.showPwdDialog(user);
           if (pwd == null || pwd.isEmpty) {
-            return;
+            // Add ctrl + c to exit.
+            sink.add('\x03'.uint8List);
+          } else {
+            sink.add('$pwd\n'.uint8List);
           }
-          sink.add('$pwd\n'.uint8List);
         }
       },
       onStdout: onStdout,

lib/core/extension/stringx.dart

@@ -14,52 +14,5 @@ extension StringX on String {
     return Color(val);
   }
 
-  int get i => int.parse(this);
-
-  Uri get uri {
-    return Uri.parse(this);
-  }
-
-  Widget omitStartStr({
-    TextStyle? style,
-    TextOverflow? overflow,
-    int? maxLines,
-  }) {
-    return LayoutBuilder(builder: (context, size) {
-      bool exceeded = false;
-      int len = 0;
-      for (; !exceeded && len < length; len++) {
-        // Build the textspan
-        var span = TextSpan(
-          text: 'A' * 7 + substring(length - len),
-          style: style ?? Theme.of(context).textTheme.bodyMedium,
-        );
-
-        // Use a textpainter to determine if it will exceed max lines
-        var tp = TextPainter(
-          maxLines: maxLines ?? 1,
-          textDirection: TextDirection.ltr,
-          text: span,
-        );
-
-        // trigger it to layout
-        tp.layout(maxWidth: size.maxWidth);
-
-        // whether the text overflowed or not
-        exceeded = tp.didExceedMaxLines;
-      }
-
-      return Text(
-        (exceeded ? '...' : '') + substring(length - len),
-        overflow: overflow ?? TextOverflow.fade,
-        softWrap: false,
-        maxLines: maxLines ?? 1,
-        style: style,
-      );
-    });
-  }
-
-  String get withLangExport => 'export LANG=en_US.UTF-8 && $this';
-
   Uint8List get uint8List => Uint8List.fromList(utf8.encode(this));
 }