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optimize<DiffViewer>: use Models.TextChanges.Line directly for DiffViewer and HighlightableTextBlock

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This commit is contained in:
leo 2021-08-05 09:29:26 +08:00
parent da1abaee16
commit 47cb708744
3 changed files with 82 additions and 100 deletions
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96
src/Views/Widgets/DiffViewer.xaml.cs
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@ -24,12 +24,6 @@ namespace SourceGit.Views.Widgets {
public bool UseLFS = false;
}
public class Block {
public string OldLine { get; set; } = "";
public string NewLine { get; set; } = "";
public Controls.HighlightableTextBlock.Data Data { get; set; } = new Controls.HighlightableTextBlock.Data();
}
private ulong seq = 0;
private string repo = null;
private Option opt = null;
@ -185,20 +179,22 @@ namespace SourceGit.Views.Widgets {
private void MakeCombinedViewer(ulong dummy) {
var lastOldLine = "";
var lastNewLine = "";
var blocks = new List<Block>();
var foundOld = false;
var foundNew = false;
foreach (var line in cachedTextChanges) {
var block = new Block();
block.OldLine = line.OldLine;
block.NewLine = line.NewLine;
block.Data.Mode = line.Mode;
block.Data.Text = line.Content;
block.Data.Highlights.AddRange(line.Highlights);
for (int i = cachedTextChanges.Count - 1; i >= 0; i--) {
var line = cachedTextChanges[i];
if (!foundOld && line.OldLine.Length > 0) {
lastOldLine = line.OldLine;
if (foundNew) break;
foundOld = true;
}
if (line.OldLine.Length > 0) lastOldLine = line.OldLine;
if (line.NewLine.Length > 0) lastNewLine = line.NewLine;
blocks.Add(block);
if (!foundNew && line.NewLine.Length > 0) {
lastNewLine = line.NewLine;
if (foundOld) break;
foundNew = true;
}
}
Dispatcher.Invoke(() => {
@ -234,38 +230,32 @@ namespace SourceGit.Views.Widgets {
editor.Columns[0].Width = new DataGridLength(lineNumberWidth, DataGridLengthUnitType.Pixel);
editor.Columns[1].Width = new DataGridLength(lineNumberWidth, DataGridLengthUnitType.Pixel);
editor.Columns[2].MinWidth = minWidth;
editor.SetBinding(DataGrid.ItemsSourceProperty, new Binding() { Source = blocks, IsAsync = true });
editor.SetBinding(DataGrid.ItemsSourceProperty, new Binding() { Source = cachedTextChanges, IsAsync = true });
});
}
private void MakeSideBySideViewer(ulong dummy) {
var lastOldLine = "";
var lastNewLine = "";
var oldSideBlocks = new List<Block>();
var newSideBlocks = new List<Block>();
var oldSideBlocks = new List<Models.TextChanges.Line>();
var newSideBlocks = new List<Models.TextChanges.Line>();
foreach (var line in cachedTextChanges) {
var block = new Block();
block.OldLine = line.OldLine;
block.NewLine = line.NewLine;
block.Data.Mode = line.Mode;
block.Data.Text = line.Content;
block.Data.Highlights.AddRange(line.Highlights);
if (line.OldLine.Length > 0) lastOldLine = line.OldLine;
if (line.NewLine.Length > 0) lastNewLine = line.NewLine;
switch (line.Mode) {
case Models.TextChanges.LineMode.Added:
newSideBlocks.Add(block);
newSideBlocks.Add(line);
lastNewLine = line.NewLine;
break;
case Models.TextChanges.LineMode.Deleted:
oldSideBlocks.Add(block);
oldSideBlocks.Add(line);
lastOldLine = line.OldLine;
break;
default:
FillEmptyLines(oldSideBlocks, newSideBlocks);
oldSideBlocks.Add(block);
newSideBlocks.Add(block);
oldSideBlocks.Add(line);
newSideBlocks.Add(line);
lastNewLine = line.NewLine;
lastOldLine = line.OldLine;
break;
}
}
@ -324,13 +314,13 @@ namespace SourceGit.Views.Widgets {
});
}
private void FillEmptyLines(List<Block> old, List<Block> cur) {
private void FillEmptyLines(List<Models.TextChanges.Line> old, List<Models.TextChanges.Line> cur) {
if (old.Count < cur.Count) {
int diff = cur.Count - old.Count;
for (int i = 0; i < diff; i++) old.Add(new Block());
for (int i = 0; i < diff; i++) old.Add(new Models.TextChanges.Line());
} else if (old.Count > cur.Count) {
int diff = old.Count - cur.Count;
for (int i = 0; i < diff; i++) cur.Add(new Block());
for (int i = 0; i < diff; i++) cur.Add(new Models.TextChanges.Line());
}
}
@ -361,11 +351,11 @@ namespace SourceGit.Views.Widgets {
var builder = new StringBuilder();
foreach (var item in items) {
var block = item as Block;
var block = item as Models.TextChanges.Line;
if (block == null) continue;
if (!block.Data.IsContent) continue;
if (!block.IsContent) continue;
builder.Append(block.Data.Text);
builder.Append(block.Content);
builder.AppendLine();
}
@ -381,7 +371,7 @@ namespace SourceGit.Views.Widgets {
}
var line = new FrameworkElementFactory(typeof(Controls.HighlightableTextBlock));
line.SetBinding(Controls.HighlightableTextBlock.ContentProperty, new Binding("Data"));
line.SetBinding(Controls.HighlightableTextBlock.DataProperty, new Binding("."));
line.SetValue(TextBlock.FontFamilyProperty, new FontFamily("Consolas,Microsoft YaHei UI"));
line.SetValue(TextBlock.FontSizeProperty, 13.0);
line.SetValue(TextBlock.MarginProperty, new Thickness(0));
@ -486,11 +476,11 @@ namespace SourceGit.Views.Widgets {
var builder = new StringBuilder();
foreach (var item in items) {
var block = item as Block;
var block = item as Models.TextChanges.Line;
if (block == null) continue;
if (!block.Data.IsContent) continue;
if (!block.IsContent) continue;
builder.Append(block.Data.Text);
builder.Append(block.Content);
builder.AppendLine();
}
@ -557,11 +547,11 @@ namespace SourceGit.Views.Widgets {
var firstVisible = (int)scroller.VerticalOffset;
var firstModeEnded = false;
var first = grid.Items[firstVisible] as Block;
var first = grid.Items[firstVisible] as Models.TextChanges.Line;
for (int i = firstVisible - 1; i >= 0; i--) {
var next = grid.Items[i] as Block;
if (next.Data.IsDifference) {
if (firstModeEnded || next.Data.Mode != first.Data.Mode) {
var next = grid.Items[i] as Models.TextChanges.Line;
if (next.IsDifference) {
if (firstModeEnded || next.Mode != first.Mode) {
scroller.ScrollToVerticalOffset(i);
grid.SelectedIndex = i;
break;
@ -581,11 +571,11 @@ namespace SourceGit.Views.Widgets {
var firstVisible = (int)scroller.VerticalOffset;
var firstModeEnded = false;
var first = grid.Items[firstVisible] as Block;
var first = grid.Items[firstVisible] as Models.TextChanges.Line;
for (int i = firstVisible + 1; i < grid.Items.Count; i++) {
var next = grid.Items[i] as Block;
if (next.Data.IsDifference) {
if (firstModeEnded || next.Data.Mode != first.Data.Mode) {
var next = grid.Items[i] as Models.TextChanges.Line;
if (next.IsDifference) {
if (firstModeEnded || next.Mode != first.Mode) {
scroller.ScrollToVerticalOffset(i);
grid.SelectedIndex = i;
break;