diff --git a/src/Commands/Diff.cs b/src/Commands/Diff.cs index da971e58..f1bef7b7 100644 --- a/src/Commands/Diff.cs +++ b/src/Commands/Diff.cs @@ -51,6 +51,9 @@ namespace SourceGit.Commands _result.TextDiff.MaxLineNumber = Math.Max(_newLine, _oldLine); } + if (_result.TextDiff != null) + _result.TextDiff.ProcessChangeBlocks(); + return _result; } diff --git a/src/Models/DiffResult.cs b/src/Models/DiffResult.cs index e0ae82e0..afe22ad4 100644 --- a/src/Models/DiffResult.cs +++ b/src/Models/DiffResult.cs @@ -2,6 +2,8 @@ using System.Text; using System.Text.RegularExpressions; +using CommunityToolkit.Mvvm.ComponentModel; + using Avalonia; using Avalonia.Media.Imaging; @@ -59,16 +61,70 @@ namespace SourceGit.Models } } - public partial class TextDiff + public class TextDiffChangeBlock + { + public TextDiffChangeBlock(int startLine, int endLine) + { + StartLine = startLine; + EndLine = endLine; + } + + public int StartLine { get; set; } = 0; + public int EndLine { get; set; } = 0; + + public bool IsInRange(int line) + { + return line >= StartLine && line <= EndLine; + } + } + + public partial class TextDiff : ObservableObject { public string File { get; set; } = string.Empty; public List Lines { get; set; } = new List(); public Vector ScrollOffset { get; set; } = Vector.Zero; public int MaxLineNumber = 0; + public int CurrentChangeBlockIdx + { + get => _currentChangeBlockIdx; + set => SetProperty(ref _currentChangeBlockIdx, value); + } + public string Repo { get; set; } = null; public DiffOption Option { get; set; } = null; + public List ChangeBlocks { get; set; } = []; + + public void ProcessChangeBlocks() + { + ChangeBlocks.Clear(); + int lineIdx = 0, blockStartIdx = 0; + bool isNewBlock = true; + foreach (var line in Lines) + { + lineIdx++; + if (line.Type == Models.TextDiffLineType.Added || + line.Type == Models.TextDiffLineType.Deleted || + line.Type == Models.TextDiffLineType.None) // Empty + { + if (isNewBlock) + { + isNewBlock = false; + blockStartIdx = lineIdx; + } + } + else + { + if (!isNewBlock) + { + ChangeBlocks.Add(new TextDiffChangeBlock(blockStartIdx, lineIdx - 1)); + isNewBlock = true; + } + } + } + } + public TextDiffSelection MakeSelection(int startLine, int endLine, bool isCombined, bool isOldSide) { var rs = new TextDiffSelection(); @@ -626,6 +682,8 @@ namespace SourceGit.Models return true; } + private int _currentChangeBlockIdx = -1; // NOTE: Use -1 as "not set". + [GeneratedRegex(@"^@@ \-(\d+),?\d* \+(\d+),?\d* @@")] private static partial Regex REG_INDICATOR(); } diff --git a/src/Resources/Icons.axaml b/src/Resources/Icons.axaml index 8d66a250..b2c347ba 100644 --- a/src/Resources/Icons.axaml +++ b/src/Resources/Icons.axaml @@ -54,6 +54,7 @@ M30 271l241 0 0-241-241 0 0 241zM392 271l241 0 0-241-241 0 0 241zM753 30l0 241 241 0 0-241-241 0zM30 632l241 0 0-241-241 0 0 241zM392 632l241 0 0-241-241 0 0 241zM753 632l241 0 0-241-241 0 0 241zM30 994l241 0 0-241-241 0 0 241zM392 994l241 0 0-241-241 0 0 241zM753 994l241 0 0-241-241 0 0 241z M0 512M1024 512M512 0M512 1024M955 323q0 23-16 39l-414 414-78 78q-16 16-39 16t-39-16l-78-78-207-207q-16-16-16-39t16-39l78-78q16-16 39-16t39 16l168 169 375-375q16-16 39-16t39 16l78 78q16 16 16 39z M416 64H768v64h-64v704h64v64H448v-64h64V512H416a224 224 0 1 1 0-448zM576 832h64V128H576v704zM416 128H512v320H416a160 160 0 0 1 0-320z + M20.2585648,2.00438474 C20.6382605,2.00472706 20.9518016,2.28716326 21.0011348,2.65328337 L21.0078899,2.75506004 L21.0038407,7.25276883 C21.0009137,8.40908568 20.1270954,9.36072944 19.0029371,9.48671858 L19.0024932,11.7464847 C19.0024932,12.9373487 18.0773316,13.9121296 16.906542,13.9912939 L16.7524932,13.9964847 L16.501,13.9963847 L16.5017549,16.7881212 C16.5017549,17.6030744 16.0616895,18.349347 15.3600767,18.7462439 L15.2057929,18.8258433 L8.57108142,21.9321389 C8.10484975,22.1504232 7.57411944,21.8450614 7.50959937,21.3535767 L7.50306874,21.2528982 L7.503,13.9963847 L7.25,13.9964847 C6.05913601,13.9964847 5.08435508,13.0713231 5.00519081,11.9005335 L5,11.7464847 L5.00043957,9.4871861 C3.92882124,9.36893736 3.08392302,8.49812196 3.0058865,7.41488149 L3,7.25086975 L3,2.75438506 C3,2.3401715 3.33578644,2.00438474 3.75,2.00438474 C4.12969577,2.00438474 4.44349096,2.28653894 4.49315338,2.6526145 L4.5,2.75438506 L4.5,7.25086975 C4.5,7.63056552 4.78215388,7.94436071 5.14822944,7.99402313 L5.25,8.00086975 L18.7512697,8.00087075 C19.1315998,8.00025031 19.4461483,7.71759877 19.4967392,7.3518545 L19.5038434,7.25019537 L19.5078902,2.75371008 C19.508263,2.33949668 19.8443515,2.00401258 20.2585648,2.00438474 Z M15.001,13.9963847 L9.003,13.9963847 L9.00306874,20.0736262 L14.5697676,17.4673619 C14.8004131,17.3593763 14.9581692,17.1431606 14.9940044,16.89581 L15.0017549,16.7881212 L15.001,13.9963847 Z M17.502,9.50038474 L6.5,9.50038474 L6.5,11.7464847 C6.5,12.1261805 6.78215388,12.4399757 7.14822944,12.4896381 L7.25,12.4964847 L16.7524932,12.4964847 C17.1321889,12.4964847 17.4459841,12.2143308 17.4956465,11.8482552 L17.5024932,11.7464847 L17.502,9.50038474 Z M24 512A488 488 0 01512 24A488 488 0 011000 512A488 488 0 01512 1000A488 488 0 0124 512zm447-325v327L243 619l51 111 300-138V187H471z M832 64h128v278l-128-146V64zm64 448L512 73 128 512H0L448 0h128l448 512h-128zm0 83V1024H640V704c0-35-29-64-64-64h-128a64 64 0 00-64 64v320H128V595l384-424 384 424z M512 0C229 0 0 229 0 512c0 283 229 512 512 512s512-229 512-512c0-283-229-512-512-512zm0 958C266 958 66 758 66 512S266 66 512 66 958 266 958 512 758 958 512 958zM192 416h96a32 32 0 0032-32v-32a32 32 0 00-32-32H192a32 32 0 00-32 32v32a32 32 0 0032 32zM384 416h96a32 32 0 0032-32v-32a32 32 0 00-32-32h-96a32 32 0 00-32 32v32a32 32 0 0032 32zM576 416h96a32 32 0 0032-32v-32a32 32 0 00-32-32h-96a32 32 0 00-32 32v32a32 32 0 0032 32zM832 320h-64a32 32 0 00-32 32v128h-160a32 32 0 00-32 32v32a32 32 0 0032 32h256a32 32 0 0032-32v-192a32 32 0 00-32-32zM320 544v-32a32 32 0 00-32-32H192a32 32 0 00-32 32v32a32 32 0 0032 32h96a32 32 0 0032-32zM384 576h96a32 32 0 0032-32v-32a32 32 0 00-32-32h-96a32 32 0 00-32 32v32a32 32 0 0032 32zM800 640H256a32 32 0 00-32 32v32a32 32 0 0032 32h544a32 32 0 0032-32v-32a32 32 0 00-32-32z diff --git a/src/Resources/Locales/en_US.axaml b/src/Resources/Locales/en_US.axaml index fd42b0f5..6ac701bc 100644 --- a/src/Resources/Locales/en_US.axaml +++ b/src/Resources/Locales/en_US.axaml @@ -232,6 +232,7 @@ NEW OLD Copy + Highlighted Diff Navigation File Mode Changed Ignore Whitespace Change LFS OBJECT CHANGE diff --git a/src/ViewModels/DiffContext.cs b/src/ViewModels/DiffContext.cs index 87b1a6de..6e6e9fb5 100644 --- a/src/ViewModels/DiffContext.cs +++ b/src/ViewModels/DiffContext.cs @@ -51,6 +51,12 @@ namespace SourceGit.ViewModels private set => SetProperty(ref _unifiedLines, value); } + public string ChangeBlockIndicator + { + get => _changeBlockIndicator; + private set => SetProperty(ref _changeBlockIndicator, value); + } + public DiffContext(string repo, Models.DiffOption option, DiffContext previous = null) { _repo = repo; @@ -73,12 +79,68 @@ namespace SourceGit.ViewModels LoadDiffContent(); } + public void PrevChange() + { + if (_content is Models.TextDiff textDiff) + { + if (textDiff.CurrentChangeBlockIdx > 0) + { + textDiff.CurrentChangeBlockIdx--; + } + else if (textDiff.ChangeBlocks.Count > 0) + { + // Force property value change and (re-)jump to first change block + textDiff.CurrentChangeBlockIdx = -1; + textDiff.CurrentChangeBlockIdx = 0; + } + } + RefreshChangeBlockIndicator(); + } + + public void NextChange() + { + if (_content is Models.TextDiff textDiff) + { + if (textDiff.CurrentChangeBlockIdx < textDiff.ChangeBlocks.Count - 1) + { + textDiff.CurrentChangeBlockIdx++; + } + else if (textDiff.ChangeBlocks.Count > 0) + { + // Force property value change and (re-)jump to last change block + textDiff.CurrentChangeBlockIdx = -1; + textDiff.CurrentChangeBlockIdx = textDiff.ChangeBlocks.Count - 1; + } + RefreshChangeBlockIndicator(); + } + } + + public void RefreshChangeBlockIndicator() + { + string curr = "-", tot = "-"; + if (_content is Models.TextDiff textDiff) + { + if (textDiff.CurrentChangeBlockIdx >= 0) + curr = (textDiff.CurrentChangeBlockIdx + 1).ToString(); + tot = (textDiff.ChangeBlocks.Count).ToString(); + } + ChangeBlockIndicator = curr + "/" + tot; + } + public void ToggleFullTextDiff() { Preference.Instance.UseFullTextDiff = !Preference.Instance.UseFullTextDiff; LoadDiffContent(); } + public void ToggleHighlightedDiffNavigation() + { + Preference.Instance.EnableChangeBlocks = !Preference.Instance.EnableChangeBlocks; + if (_content is Models.TextDiff textDiff) + textDiff.CurrentChangeBlockIdx = -1; + RefreshChangeBlockIndicator(); + } + public void IncrUnified() { UnifiedLines = _unifiedLines + 1; @@ -91,6 +153,12 @@ namespace SourceGit.ViewModels LoadDiffContent(); } + public void ToggleTwoSideDiff() + { + Preference.Instance.UseSideBySideDiff = !Preference.Instance.UseSideBySideDiff; + RefreshChangeBlockIndicator(); + } + public void OpenExternalMergeTool() { var toolType = Preference.Instance.ExternalMergeToolType; @@ -217,7 +285,9 @@ namespace SourceGit.ViewModels FileModeChange = latest.FileModeChange; Content = rs; IsTextDiff = rs is Models.TextDiff; - }); + + RefreshChangeBlockIndicator(); + }); }); } @@ -281,6 +351,7 @@ namespace SourceGit.ViewModels private string _title; private string _fileModeChange = string.Empty; private int _unifiedLines = 4; + private string _changeBlockIndicator = "-/-"; private bool _isTextDiff = false; private bool _ignoreWhitespace = false; private object _content = null; diff --git a/src/ViewModels/Preference.cs b/src/ViewModels/Preference.cs index 1ccee4cd..8d09272f 100644 --- a/src/ViewModels/Preference.cs +++ b/src/ViewModels/Preference.cs @@ -206,6 +206,12 @@ namespace SourceGit.ViewModels set => SetProperty(ref _useFullTextDiff, value); } + public bool EnableChangeBlocks + { + get => _enableChangeBlocks; + set => SetProperty(ref _enableChangeBlocks, value); + } + public Models.ChangeViewMode UnstagedChangeViewMode { get => _unstagedChangeViewMode; @@ -614,6 +620,7 @@ namespace SourceGit.ViewModels private bool _enableDiffViewWordWrap = false; private bool _showHiddenSymbolsInDiffView = false; private bool _useFullTextDiff = false; + private bool _enableChangeBlocks = false; private Models.ChangeViewMode _unstagedChangeViewMode = Models.ChangeViewMode.List; private Models.ChangeViewMode _stagedChangeViewMode = Models.ChangeViewMode.List; diff --git a/src/ViewModels/TwoSideTextDiff.cs b/src/ViewModels/TwoSideTextDiff.cs index 3fb1e63b..493174e0 100644 --- a/src/ViewModels/TwoSideTextDiff.cs +++ b/src/ViewModels/TwoSideTextDiff.cs @@ -45,10 +45,43 @@ namespace SourceGit.ViewModels FillEmptyLines(); + ProcessChangeBlocks(); + if (previous != null && previous.File == File) _syncScrollOffset = previous._syncScrollOffset; } + public List ChangeBlocks { get; set; } = []; + + public void ProcessChangeBlocks() + { + ChangeBlocks.Clear(); + int lineIdx = 0, blockStartIdx = 0; + bool isNewBlock = true; + foreach (var line in Old) // NOTE: Same block size in both Old and New lines. + { + lineIdx++; + if (line.Type == Models.TextDiffLineType.Added || + line.Type == Models.TextDiffLineType.Deleted || + line.Type == Models.TextDiffLineType.None) // Empty + { + if (isNewBlock) + { + isNewBlock = false; + blockStartIdx = lineIdx; + } + } + else + { + if (!isNewBlock) + { + ChangeBlocks.Add(new Models.TextDiffChangeBlock(blockStartIdx, lineIdx - 1)); + isNewBlock = true; + } + } + } + } + public void ConvertsToCombinedRange(Models.TextDiff combined, ref int startLine, ref int endLine, bool isOldSide) { endLine = Math.Min(endLine, combined.Lines.Count - 1); diff --git a/src/Views/DiffView.axaml b/src/Views/DiffView.axaml index e0627ad8..bf7b0339 100644 --- a/src/Views/DiffView.axaml +++ b/src/Views/DiffView.axaml @@ -34,6 +34,15 @@ + + + + + + + + + + + + +