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feat(buffers): save and restore editor metadata on buffer switch

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This commit is contained in:
CJ van den Berg 2025-01-29 20:56:56 +01:00
parent ecca2d0b4c
commit b45b5910ee
Signed by: neurocyte
GPG key ID: 8EB1E1BB660E3FB9
3 changed files with 20 additions and 8 deletions
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20
src/tui/editor.zig
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@ -367,7 +367,7 @@ pub const Editor = struct {
try self.get_primary().cursor.write(writer);
}
pub fn extract_state(self: *Self, buf: []const u8) !void {
pub fn extract_state(self: *Self, buf: []const u8, comptime op: enum { none, open_file }) !void {
var file_path: []const u8 = undefined;
var view_cbor: []const u8 = undefined;
var primary_cbor: []const u8 = undefined;
@ -383,7 +383,8 @@ pub const Editor = struct {
tp.extract_cbor(&primary_cbor),
}))
return error.RestoreStateMatch;
try self.open(file_path);
if (op == .open_file)
try self.open(file_path);
self.clipboard = if (clipboard.len > 0) try self.allocator.dupe(u8, clipboard) else null;
self.last_find_query = if (query.len > 0) try self.allocator.dupe(u8, clipboard) else null;
if (!try self.view.extract(&view_cbor))
@ -430,6 +431,9 @@ pub const Editor = struct {
}
fn deinit(self: *Self) void {
var meta = std.ArrayList(u8).init(self.allocator);
defer meta.deinit();
self.write_state(meta.writer()) catch {};
for (self.diagnostics.items) |*d| d.deinit(self.diagnostics.allocator);
self.diagnostics.deinit();
if (self.syntax) |syn| syn.destroy();
@ -437,7 +441,7 @@ pub const Editor = struct {
self.matches.deinit();
self.handlers.deinit();
self.logger.deinit();
if (self.buffer) |p| self.buffer_manager.retire(p);
if (self.buffer) |p| self.buffer_manager.retire(p, meta.items);
if (self.case_data) |cd| cd.deinit();
}
@ -512,7 +516,7 @@ pub const Editor = struct {
}
fn open_buffer(self: *Self, file_path: []const u8, new_buf: *Buffer, file_type: ?[]const u8) !void {
errdefer self.buffer_manager.retire(new_buf);
errdefer self.buffer_manager.retire(new_buf, null);
self.cancel_all_selections();
self.get_primary().reset();
self.file_path = try self.allocator.dupe(u8, file_path);
@ -553,11 +557,17 @@ pub const Editor = struct {
const ftn = if (self.syntax) |syn| syn.file_type.name else "text";
const fti = if (self.syntax) |syn| syn.file_type.icon else "🖹";
const ftc = if (self.syntax) |syn| syn.file_type.color else 0x000000;
if (self.buffer) |buffer| if (buffer.get_meta()) |meta|
try self.extract_state(meta, .none);
try self.send_editor_open(file_path, new_buf.file_exists, ftn, fti, ftc);
}
fn close(self: *Self) !void {
if (self.buffer) |b_mut| self.buffer_manager.retire(b_mut);
var meta = std.ArrayList(u8).init(self.allocator);
defer meta.deinit();
self.write_state(meta.writer()) catch {};
if (self.buffer) |b_mut| self.buffer_manager.retire(b_mut, meta.items);
self.buffer = null;
self.plane.erase();
self.plane.home();