neurocyte/flow
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feat: add pause_undo and resume_undo commands

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closes #91
This commit is contained in:
CJ van den Berg 2025-01-18 22:59:50 +01:00
parent 80cb31f75a
commit 461726e10e
Signed by: neurocyte
GPG key ID: 8EB1E1BB660E3FB9
1 changed files with 22 additions and 5 deletions
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27
src/tui/editor.zig
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@ -219,6 +219,7 @@ pub const Editor = struct {
file_path: ?[]const u8,
buffer: ?*Buffer,
lsp_version: usize = 1,
pause_undo: bool = false,
cursels: CurSel.List,
cursels_saved: CurSel.List,
@ -423,8 +424,10 @@ pub const Editor = struct {
}
fn buf_for_update(self: *Self) !*const Buffer {
self.cursels_saved.clearAndFree();
self.cursels_saved = try self.cursels.clone();
if (!self.pause_undo) {
self.cursels_saved.clearAndFree();
self.cursels_saved = try self.cursels.clone();
}
return self.buffer orelse error.Stop;
}
@ -610,9 +613,11 @@ pub const Editor = struct {
const b = self.buffer orelse return error.Stop;
var sfa = std.heap.stackFallback(512, self.allocator);
const allocator = sfa.get();
const meta = try self.store_undo_meta(allocator);
defer allocator.free(meta);
try b.store_undo(meta);
if (!self.pause_undo) {
const meta = try self.store_undo_meta(allocator);
defer allocator.free(meta);
try b.store_undo(meta);
}
b.update(root);
b.file_eol_mode = eol_mode;
b.file_utf8_sanitized = utf8_sanitized;
@ -631,6 +636,8 @@ pub const Editor = struct {
}
fn restore_undo(self: *Self) !void {
if (self.pause_undo)
try self.resume_undo_history(.{});
if (self.buffer) |b_mut| {
try self.send_editor_jump_source();
self.cancel_all_matches();
@ -666,6 +673,16 @@ pub const Editor = struct {
}
}
pub fn pause_undo_history(self: *Self, _: Context) Result {
self.pause_undo = true;
}
pub const pause_undo_history_meta = .{ .description = "Pause undo history" };
pub fn resume_undo_history(self: *Self, _: Context) Result {
self.pause_undo = false;
}
pub const resume_undo_history_meta = .{ .description = "Resume undo history" };
fn find_first_non_ws(root: Buffer.Root, row: usize, metrics: Buffer.Metrics) usize {
const Ctx = struct {
col: usize = 0,