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feat(app): read input options correctly

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This commit is contained in:
Yves Biener
2025-05-28 14:39:27 +02:00
parent c6d8eec287
commit 4cc749facc
1 changed files with 87 additions and 28 deletions
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71
src/app.zig
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@@ -163,6 +163,9 @@ pub fn App(comptime E: type) type {
// Legacy keys
// CSI {ABCDEFHPQS}
// CSI 1 ; modifier:event_type {ABCDEFHPQS}
var field_iter = std.mem.splitScalar(u8, sequence[2 .. sequence.len - 1], ';');
_ = field_iter.next(); // skip first field
const key: Key = .{
.cp = switch (final) {
'A' => input.Up,
@@ -178,20 +181,34 @@ pub fn App(comptime E: type) type {
'S' => input.F4,
else => unreachable,
},
.mod = blk: {
// modifier_mask:event_type
var mod: Key.Modifier = .{};
const field_buf = field_iter.next() orelse break :blk mod;
var param_iter = std.mem.splitScalar(u8, field_buf, ':');
const modifier_buf = param_iter.next() orelse unreachable;
const modifier_mask = fmt.parseUnsigned(u8, modifier_buf, 10) catch break :blk mod;
if ((modifier_mask -| 1) & 1 != 0) mod.shift = true;
if ((modifier_mask -| 1) & 2 != 0) mod.alt = true;
if ((modifier_mask -| 1) & 4 != 0) mod.ctrl = true;
break :blk mod;
},
};
this.postEvent(.{ .key = key });
},
'Z' => this.postEvent(.{ .key = .{ .cp = input.Tab, .mod = .{ .shift = true } } }),
'~' => {
// Legacy keys
// CSI number ~
// CSI number ; modifier ~
// CSI number ; modifier:event_type ; text_as_codepoint ~
var field_iter = mem.splitScalar(u8, sequence[2 .. sequence.len - 1], ';');
const number_buf = field_iter.next() orelse unreachable; // always will have one field
const number = fmt.parseUnsigned(u16, number_buf, 10) catch break;
const key: Key = .{
.cp = switch (number) {
.cp = blk: {
const number_buf = field_iter.next() orelse unreachable; // always will have one field
const number = fmt.parseUnsigned(u16, number_buf, 10) catch break;
break :blk switch (number) {
2 => input.Insert,
3 => input.Delete,
5 => input.PageUp,
@@ -210,10 +227,31 @@ pub fn App(comptime E: type) type {
21 => input.F10,
23 => input.F11,
24 => input.F12,
25 => input.F13,
26 => input.F14,
28 => input.F15,
29 => input.F16,
31 => input.F17,
32 => input.F18,
33 => input.F19,
34 => input.F20,
// 200 => return .{ .event = .paste_start, .n = sequence.len },
// 201 => return .{ .event = .paste_end, .n = sequence.len },
57427 => input.KpBegin,
else => unreachable,
};
},
.mod = blk: {
// modifier_mask:event_type
var mod: Key.Modifier = .{};
const field_buf = field_iter.next() orelse break :blk mod;
var param_iter = std.mem.splitScalar(u8, field_buf, ':');
const modifier_buf = param_iter.next() orelse unreachable;
const modifier_mask = fmt.parseUnsigned(u8, modifier_buf, 10) catch break :blk mod;
if ((modifier_mask -| 1) & 1 != 0) mod.shift = true;
if ((modifier_mask -| 1) & 2 != 0) mod.alt = true;
if ((modifier_mask -| 1) & 4 != 0) mod.ctrl = true;
break :blk mod;
},
};
this.postEvent(.{ .key = key });
@@ -303,9 +341,29 @@ pub fn App(comptime E: type) type {
else => {},
}
},
0x50 => {
// DCS
},
0x58 => {
// SOS
},
0x5D => {
// OSC
},
// TODO parse corresponding codes
// 0x5B => parseCsi(input, &self.buf), // CSI see https://github.com/rockorager/libvaxis/blob/main/src/Parser.zig
else => {},
0x5F => {
// APC
// parse for kitty graphics capabilities
},
else => {
// alt + <char> keypress
this.postEvent(.{
.key = .{
.cp = buf[1],
.mod = .{ .alt = true },
},
});
},
}
} else {
const b = buf[0];
@@ -313,7 +371,8 @@ pub fn App(comptime E: type) type {
0x00 => .{ .cp = '@', .mod = .{ .ctrl = true } },
0x08 => .{ .cp = input.Backspace },
0x09 => .{ .cp = input.Tab },
0x0a, 0x0d => .{ .cp = input.Enter },
0x0a => .{ .cp = 'j', .mod = .{ .ctrl = true } },
0x0d => .{ .cp = input.Enter },
0x01...0x07, 0x0b...0x0c, 0x0e...0x1a => .{ .cp = b + 0x60, .mod = .{ .ctrl = true } },
0x1b => escape: {
assert(read_bytes == 1);