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feat: remove more warnings.

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This commit is contained in:
rabbitism
2024-07-30 18:48:59 +08:00
parent 15fb5a2d1b
commit 12e9e728d2
7 changed files with 24 additions and 27 deletions
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10
src/Ursa/Controls/IPv4Box.cs
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@@ -132,11 +132,7 @@ public class IPv4Box: TemplatedControl
protected override void OnKeyDown(KeyEventArgs e)
{
if (_currentActivePresenter is null)
{
_currentActivePresenter = _presenters[0];
}
_currentActivePresenter ??= _presenters[0];
var keymap = TopLevel.GetTopLevel(this)?.PlatformSettings?.HotkeyConfiguration;
bool Match(List<KeyGesture> gestures) => gestures.Any(g => g.Matches(e));
if (e.Key is Key.Enter or Key.Return)
@@ -220,7 +216,7 @@ public class IPv4Box: TemplatedControl
{
if (e.Handled) return;
var s = e.Text;
if (string.IsNullOrEmpty(s)) return;
if (s is null || string.IsNullOrEmpty(s)) return;
if (s == ".")
{
_currentActivePresenter?.HideCaret();
@@ -446,7 +442,7 @@ public class IPv4Box: TemplatedControl
private void DeleteImplementation(TextPresenter? presenter)
{
if(presenter is null) return;
var oldText = presenter.Text;
var oldText = presenter.Text ?? string.Empty;
if (presenter.SelectionStart != presenter.SelectionEnd)
{
presenter.DeleteSelection();