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feat: add helix mode support for clipboard history changes

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This commit is contained in:
CJ van den Berg 2025-10-13 19:49:20 +02:00
parent a8fe2c30a9
commit acb0e16621
Signed by: neurocyte
GPG key ID: 8EB1E1BB660E3FB9
1 changed files with 21 additions and 55 deletions
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76
src/tui/mode/helix.zig
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@ -306,8 +306,7 @@ const cmds_ = struct {
const mv = tui.mainview() orelse return;
const ed = mv.get_active_editor() orelse return;
const b = try ed.buf_for_update();
const text, const root = try ed.cut_to(move_noop, b.root, ed.allocator);
ed.set_clipboard_internal(text);
const root = try ed.cut_to(move_noop, b.root);
try ed.update_buf(root);
ed.clamp();
}
@ -392,33 +391,9 @@ const cmds_ = struct {
const mv = tui.mainview() orelse return;
const ed = mv.get_active_editor() orelse return;
const root = ed.buf_root() catch return;
var first = true;
var buffer: std.Io.Writer.Allocating = .init(ed.allocator);
defer buffer.deinit();
const writer = &buffer.writer;
if (ed.get_primary().selection) |sel| if (sel.begin.col == 0 and sel.end.row > sel.begin.row) try writer.writeAll("\n");
for (ed.cursels.items) |*cursel_| if (cursel_.*) |*cursel| {
if (cursel.selection) |sel| {
const copy_text = try Editor.copy_selection(root, sel, ed.allocator, ed.metrics);
if (first) {
first = false;
} else {
try writer.writeAll("\n");
}
try writer.writeAll(copy_text);
}
};
const text = buffer.toOwnedSlice() catch &.{};
if (text.len > 0) {
if (text.len > 100) {
ed.logger.print("copy:{f}...", .{std.ascii.hexEscape(text[0..100], .lower)});
} else {
ed.logger.print("copy:{f}", .{std.ascii.hexEscape(text, .lower)});
}
ed.set_clipboard_internal(text);
}
for (ed.cursels.items) |*cursel_| if (cursel_.*) |*cursel| if (cursel.selection) |sel|
tui.clipboard_add_chunk(try Editor.copy_selection(root, sel, tui.clipboard_allocator(), ed.metrics));
}
pub const copy_helix_meta: Meta = .{ .description = "Copy selection to clipboard (helix)" };
@ -426,26 +401,30 @@ const cmds_ = struct {
const mv = tui.mainview() orelse return;
const ed = mv.get_active_editor() orelse return;
var text: []const u8 = undefined;
if (!(ctx.args.buf.len > 0 and try ctx.args.match(.{tp.extract(&text)}))) {
if (tui.get_clipboard()) |text_| text = text_ else return;
}
var text_: []const u8 = undefined;
const clipboard: []const []const u8 = if (ctx.args.buf.len > 0 and try ctx.args.match(.{tp.extract(&text_)}))
&[_][]const u8{text_}
else
tui.clipboard_get_history() orelse return;
ed.logger.print("paste: {d} bytes", .{text.len});
const b = try ed.buf_for_update();
var root = b.root;
if (std.mem.eql(u8, text[text.len - 1 ..], "\n")) text = text[0 .. text.len - 1];
if (std.mem.indexOfScalar(u8, text, '\n') != null and text[0] == '\n') {
for (ed.cursels.items) |*cursel_| if (cursel_.*) |*cursel| {
root = try insert_line(ed, root, cursel, text, b.allocator);
};
} else {
for (ed.cursels.items) |*cursel_| if (cursel_.*) |*cursel| {
var bytes: usize = 0;
var cursel_idx = ed.cursels.items.len - 1;
var idx = clipboard.len - 1;
while (true) {
const cursel_ = &ed.cursels.items[cursel_idx];
if (cursel_.*) |*cursel| {
const text = clipboard[idx];
root = try insert(ed, root, cursel, text, b.allocator);
};
idx = if (idx == 0) clipboard.len - 1 else idx - 1;
bytes += text.len;
}
if (cursel_idx == 0) break;
cursel_idx -= 1;
}
ed.logger.print("paste: {d} bytes", .{bytes});
try ed.update_buf(root);
ed.clamp();
@ -497,19 +476,6 @@ fn insert(ed: *Editor, root: Buffer.Root, cursel: *CurSel, s: []const u8, alloca
return root_;
}
fn insert_line(ed: *Editor, root: Buffer.Root, cursel: *CurSel, s: []const u8, allocator: std.mem.Allocator) !Buffer.Root {
var root_ = root;
const cursor = &cursel.cursor;
cursel.disable_selection(root, ed.metrics);
cursel.cursor.move_end(root, ed.metrics);
var begin = cursel.cursor;
begin.move_right(root, ed.metrics) catch {};
cursor.row, cursor.col, root_ = try root_.insert_chars(cursor.row, cursor.col, s, allocator, ed.metrics);
cursor.target = cursor.col;
cursel.selection = Selection{ .begin = begin, .end = cursor.* };
return root_;
}
fn is_not_whitespace_or_eol(c: []const u8) bool {
return !Editor.is_whitespace_or_eol(c);
}