tiny.xkb.keysym

1pub fn isLower(value: Keysym) bool {2    return contains(data.upper[0..], value) and !contains(data.lower[0..], value);3}

1pub fn isUpperOrTitle(value: Keysym) bool {2    return contains(data.lower[0..], value);3}

1pub fn lower(value: Keysym) Keysym {2    return mapped(data.lower[0..], value) orelse value;3}

1pub fn upper(value: Keysym) Keysym {2    return mapped(data.upper[0..], value) orelse value;3}

1pub fn isKeypad(value: Keysym) bool {2    const raw = @backingInt(value);3    return raw >= data.keypad_min and raw <= data.keypad_max;4}

1pub fn isModifier(value: Keysym) bool {2    const raw = @backingInt(value);3    return (raw >= data.modifier_core_min and raw <= data.modifier_core_max) or4        (raw >= data.modifier_iso_min and raw <= data.modifier_iso_max) or5        raw == data.mode_switch or6        raw == data.num_lock;7}

1pub fn fromName(input: []const u8) ?Keysym {2    if (findExact(input)) |value| return value;3    if (input.len > 1 and input[0] == 'U') return unicodeNotation(input[1..]);4    if (input.len > 2 and std.mem.eql(u8, input[0..2], "0x")) return numericNotation(input[2..]);5    if (std.mem.startsWith(u8, input, "XF86_")) return xf86Notation(input);6    return null;7}

1pub fn codepoint(value: Keysym) ?u21 {2    const raw = @backingInt(value);3    if (raw >= keysym.unicode_offset and raw <= keysym.unicode_max) {4        const direct = raw - keysym.unicode_offset;5        if (direct == 0 or isSurrogate(direct)) return null;6        return @intCast(direct);7    }8    var low: usize = 0;9    var high: usize = data.entries.len;10    while (low < high) {11        const middle = low + (high - low) / 2;12        const entry = data.entries[middle];13        if (raw < entry.keysym) {14            high = middle;15        } else if (raw > entry.keysym) {16            low = middle + 1;17        } else {18            return entry.codepoint;19        }20    }21    return null;22}

1const name = @import("name.zig");2const unicode = @import("unicode.zig");3const case = @import("case.zig");4const kind = @import("kind.zig");5const generated = @import("generated/root.zig");67pub const Keysym = enum(u32) {8    no_symbol = 0,9    _,10};1112pub const max: u32 = 0x1fffffff;13pub const unicode_offset: u32 = 0x01000000;14pub const unicode_max: u32 = 0x0110ffff;15pub const provenance = generated.source;1617pub const fromName = name.fromName;18pub const codepoint = unicode.codepoint;19pub const lower = case.lower;20pub const upper = case.upper;21pub const isLower = case.isLower;22pub const isUpperOrTitle = case.isUpperOrTitle;23pub const isModifier = kind.isModifier;24pub const isKeypad = kind.isKeypad;

1pub const keysym = @import("keysym/root.zig");