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-rw-r--r--src/key_state.zig140
1 files changed, 0 insertions, 140 deletions
diff --git a/src/key_state.zig b/src/key_state.zig
deleted file mode 100644
index 818dded..0000000
--- a/src/key_state.zig
+++ /dev/null
@@ -1,140 +0,0 @@
1const es = @import("root");
2const std = @import("std");
3
4const Buffer = es.Buffer;
5const Editor = es.Editor;
6const Key = es.Key;
7
8pub const Error = error{
9 MalformedConfig,
10 MisformedTerminalResponse,
11 StreamTooLong,
12} ||
13 std.mem.Allocator.Error ||
14 std.fmt.ParseIntError ||
15 std.fs.File.OpenError ||
16 std.fs.File.ReadError ||
17 std.fs.File.WriteError ||
18 std.os.GetCwdError ||
19 std.os.RealPathError;
20pub const KeyState = fn (*Editor, *Buffer, Key) Error!void;
21
22fn mgState(editor: *Editor, buf: *Buffer, key: Key) Error!void {
23 editor.current_state = defaultState;
24 editor.clearStatusMessage();
25
26 switch (key) {
27 // ========== <*> ==========
28 Key.char('g') => try buf.goToLine(editor),
29
30 else => {
31 std.log.debug("Unknown chord: M-g {}", .{key});
32 try editor.setStatusMessage("Unknown chord: M-g {}", .{key});
33 },
34 }
35}
36
37fn mOState(editor: *Editor, buf: *Buffer, key: Key) Error!void {
38 editor.current_state = defaultState;
39 editor.clearStatusMessage();
40
41 switch (key) {
42 // ========== <*> ==========
43 Key.char('F') => buf.moveEndOfLine(),
44 Key.char('H') => buf.moveBeginningOfLine(),
45
46 else => {
47 std.log.debug("Unknown chord: M-O {}", .{key});
48 try editor.setStatusMessage("Unknown chord: M-O {}", .{key});
49 },
50 }
51}
52
53fn cxState(editor: *Editor, buf: *Buffer, key: Key) Error!void {
54 editor.current_state = defaultState;
55 editor.clearStatusMessage();
56
57 switch (key) {
58 // ========== C-<*> ==========
59 Key.ctrl('b'), Key.char('b') => try editor.switchBuffer(),
60 Key.ctrl('c') => try editor.saveBuffersExit(),
61 Key.ctrl('f') => try editor.openFile(),
62 Key.ctrl('g') => {},
63 Key.ctrl('s') => try buf.save(editor),
64
65 // ========== <*> ==========
66 Key.char('k') => _ = try editor.killCurrentBuffer(),
67
68 else => {
69 std.log.debug("Unknown chord: C-x {}", .{key});
70 try editor.setStatusMessage("Unknown chord: C-x {}", .{key});
71 },
72 }
73}
74
75pub fn defaultState(editor: *Editor, buf: *Buffer, key: Key) Error!void {
76 switch (key) {
77 // ========== M-C-<*> ==========
78 Key.meta(Key.ctrl('d')), Key.backspace => try buf.backwardDeleteChar(),
79
80 // ========== M-<*> ==========
81 Key.meta('g') => {
82 editor.current_state = mgState;
83 try editor.setStatusMessage("M-g-", .{});
84 },
85 Key.meta('O') => editor.current_state = mOState,
86 Key.meta('v'), Key.page_up => buf.pageUp(editor.screenrows),
87
88 // ========== C-<*> ==========
89 Key.ctrl('a'), Key.home => buf.moveBeginningOfLine(),
90 Key.ctrl('b'), Key.left => buf.backwardChar(),
91 Key.ctrl('d'), Key.delete => try buf.deleteChar(),
92 Key.ctrl('e'), Key.end => buf.moveEndOfLine(),
93 Key.ctrl('f'), Key.right => buf.forwardChar(),
94 Key.ctrl('g') => editor.clearStatusMessage(),
95
96 // TODO: C-h help
97
98 // tab
99 Key.ctrl('i') => try buf.indent(),
100 // line feed
101 Key.ctrl('j') => try buf.insertNewline(),
102 Key.ctrl('k') => try buf.killLine(),
103
104 Key.ctrl('l') => {
105 try editor.refreshWindowSize();
106 buf.recenterTopBottom(editor.screenrows);
107 },
108
109 // carriage return
110 Key.ctrl('m') => try buf.insertNewline(),
111 Key.ctrl('n'), Key.down => buf.nextLine(),
112 Key.ctrl('p'), Key.up => buf.previousLine(),
113 Key.ctrl('s') => try es.search(editor, buf),
114
115 // TODO: C-q quotedInsert
116
117 Key.ctrl('v'), Key.page_down => buf.pageDown(editor.screenrows),
118
119 Key.ctrl('x') => {
120 editor.current_state = cxState;
121 try editor.setStatusMessage("C-x-", .{});
122 },
123
124 // ========== <*> ==========
125 Key.untab => try buf.unindent(),
126
127 else => {
128 if (@enumToInt(key) <= @enumToInt(Key.max_char)) {
129 const char = @intCast(u8, @enumToInt(key));
130 if (std.ascii.isGraph(char) or std.ascii.isSpace(char)) {
131 try buf.insertChar(char);
132 return;
133 }
134 }
135
136 std.log.debug("Unknown key: {}", .{key});
137 try editor.setStatusMessage("Unknown key: {}", .{key});
138 },
139 }
140}
HIC SVNT DRACONES