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Code Issues Projects Releases Packages Wiki Activity Actions 2

feature: warn when commit subject line goes beyond a certain number of characters (#201)

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leo 2024-06-23 15:45:54 +08:00
parent d3042bbe8d
commit dca8f8b39b
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16 changed files with 236 additions and 43 deletions
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src/Views/CommitMessageTextBox.axaml.cs Normal file
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using System;
using Avalonia;
using Avalonia.Controls;
using AvaloniaEdit.Document;
using AvaloniaEdit.Rendering;
namespace SourceGit.Views
{
public partial class CommitMessageTextBox : UserControl
{
public static readonly StyledProperty<string> TextProperty =
AvaloniaProperty.Register<CommitMessageTextBox, string>(nameof(Text), string.Empty);
public static readonly StyledProperty<int> SubjectLengthProperty =
AvaloniaProperty.Register<CommitMessageTextBox, int>(nameof(SubjectLength));
public string Text
{
get => GetValue(TextProperty);
set => SetValue(TextProperty, value);
}
public int SubjectLength
{
get => GetValue(SubjectLengthProperty);
set => SetValue(SubjectLengthProperty, value);
}
public TextDocument Document
{
get;
private set;
}
public CommitMessageTextBox()
{
Document = new TextDocument(Text);
InitializeComponent();
}
protected override void OnPropertyChanged(AvaloniaPropertyChangedEventArgs change)
{
base.OnPropertyChanged(change);
if (change.Property == TextProperty)
{
if (!_isDocumentTextChanging)
Document.Text = Text;
}
}
private void OnTextEditorLayoutUpdated(object sender, EventArgs e)
{
var view = TextEditor.TextArea?.TextView;
if (view is { VisualLinesValid: true })
{
if (_subjectEndLineNumber == 0)
{
SubjectGuideLine.Margin = new Thickness(1, view.DefaultLineHeight + 2, 1, 0);
SubjectGuideLine.IsVisible = true;
return;
}
foreach (var line in view.VisualLines)
{
var lineNumber = line.FirstDocumentLine.LineNumber;
if (lineNumber == _subjectEndLineNumber)
{
var y = line.GetTextLineVisualYPosition(line.TextLines[^1], VisualYPosition.TextBottom) - view.VerticalOffset + 2;
SubjectGuideLine.Margin = new Thickness(1, y, 1, 0);
SubjectGuideLine.IsVisible = true;
return;
}
}
}
SubjectGuideLine.IsVisible = false;
}
private void OnTextEditorTextChanged(object sender, EventArgs e)
{
_isDocumentTextChanging = true;
SetCurrentValue(TextProperty, Document.Text);
_isDocumentTextChanging = false;
var setSubject = false;
for (int i = 0; i < Document.LineCount; i++)
{
var line = Document.Lines[i];
if (line.LineNumber > 1 && line.Length == 0)
{
var subject = Text.Substring(0, line.Offset).ReplaceLineEndings(" ").Trim();
SetCurrentValue(SubjectLengthProperty, subject.Length);
setSubject = true;
break;
}
_subjectEndLineNumber = line.LineNumber;
}
if (setSubject)
return;
SetCurrentValue(SubjectLengthProperty, Text.ReplaceLineEndings(" ").Trim().Length);
}
private bool _isDocumentTextChanging = false;
private int _subjectEndLineNumber = 0;
}
}