58 lines
1.6 KiB
Zig
58 lines
1.6 KiB
Zig
const fmt = @import("std").fmt;
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const command = @import("command");
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const tui = @import("../../tui.zig");
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const Cursor = @import("../../editor.zig").Cursor;
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pub const Type = @import("numeric_input.zig").Create(@This());
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pub const create = Type.create;
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pub const ValueType = struct {
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cursor: Cursor = .{},
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offset: usize = 0,
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};
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pub fn name(_: *Type) []const u8 {
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return "＃goto byte";
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}
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pub fn start(_: *Type) ValueType {
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const editor = tui.get_active_editor() orelse return .{};
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return .{ .cursor = editor.get_primary().cursor };
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}
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pub fn process_digit(self: *Type, digit: u8) void {
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switch (digit) {
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0...9 => {
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if (self.input) |*input| {
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input.offset = input.offset * 10 + digit;
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} else {
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self.input = .{ .offset = digit };
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}
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},
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else => unreachable,
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}
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}
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pub fn delete(self: *Type, input: *ValueType) void {
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const newval = if (input.offset < 10) 0 else input.offset / 10;
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if (newval == 0) self.input = null else input.offset = newval;
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}
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pub fn format_value(_: *Type, input_: ?ValueType, buf: []u8) []const u8 {
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return if (input_) |input|
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fmt.bufPrint(buf, "{d}", .{input.offset}) catch ""
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else
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"";
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}
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pub const preview = goto;
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pub const apply = goto;
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pub const cancel = goto;
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fn goto(self: *Type, _: command.Context) void {
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if (self.input) |input|
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command.executeName("goto_byte_offset", command.fmt(.{input.offset})) catch {}
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else
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command.executeName("goto_line_and_column", command.fmt(.{ self.start.cursor.row, self.start.cursor.col })) catch {};
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}
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