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fix(terminal): reconnect, error handling

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1. Terminal shows "^[[1;1R^[[2;2R^[[>0;0;0c"
2. NaN

```
[ERROR:flutter/runtime/dart_vm_initializer.cc(41)] Unhandled Exception: Converting object to an encodable object failed: NaN
...
```

Signed-off-by: fufesou <linlong1266@gmail.com>
This commit is contained in:
fufesou
2026-04-28 17:58:51 +08:00
parent 4f5c7db70a
commit 0a1500a72a
2 changed files with 68 additions and 13 deletions
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22
flutter/lib/desktop/pages/terminal_page.dart
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@@ -43,6 +43,9 @@ class TerminalPage extends StatefulWidget {
class _TerminalPageState extends State<TerminalPage>
with AutomaticKeepAliveClientMixin {
static const EdgeInsets _defaultTerminalPadding =
EdgeInsets.symmetric(horizontal: 5.0, vertical: 2.0);
late FFI _ffi;
late TerminalModel _terminalModel;
double? _cellHeight;
@@ -155,11 +158,22 @@ class _TerminalPageState extends State<TerminalPage>
// extra space left after dividing the available height by the height of a single
// terminal row (`_cellHeight`) and distributing it evenly as top and bottom padding.
EdgeInsets _calculatePadding(double heightPx) {
if (_cellHeight == null) {
return const EdgeInsets.symmetric(horizontal: 5.0, vertical: 2.0);
final cellHeight = _cellHeight;
if (!heightPx.isFinite ||
heightPx <= 0 ||
cellHeight == null ||
!cellHeight.isFinite ||
cellHeight <= 0) {
return _defaultTerminalPadding;
}
final rows = (heightPx / cellHeight).floor();
if (rows <= 0) {
return _defaultTerminalPadding;
}
final extraSpace = heightPx - rows * cellHeight;
if (!extraSpace.isFinite || extraSpace < 0) {
return _defaultTerminalPadding;
}
final rows = (heightPx / _cellHeight!).floor();
final extraSpace = heightPx - rows * _cellHeight!;
final topBottom = extraSpace / 2.0;
return EdgeInsets.symmetric(horizontal: 5.0, vertical: topBottom);
}