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refactor: add full input mode hints support to keyhints

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This commit is contained in:
CJ van den Berg 2025-12-01 21:36:53 +01:00
parent 125e204ac8
commit 8f5b880684
Signed by: neurocyte
GPG key ID: 8EB1E1BB660E3FB9
1 changed files with 41 additions and 20 deletions
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55
src/tui/keyhints.zig
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@ -8,51 +8,70 @@ const Widget = @import("Widget.zig");
const widget_type: Widget.Type = .hint_window;
pub fn render_current_key_event_sequence(allocator: std.mem.Allocator, theme: *const Widget.Theme) void {
pub fn render_current_input_mode(allocator: std.mem.Allocator, select_mode: keybind.SelectMode, theme: *const Widget.Theme) void {
const mode = tui.input_mode() orelse return;
const bindings = mode.current_key_event_sequence_bindings(allocator) catch return;
const bindings = mode.current_bindings(allocator, select_mode) catch return;
defer allocator.free(bindings);
return render(bindings, theme);
return render(mode.bindings.press.items, theme, .full);
}
pub fn render(bindings: []const keybind.Binding, theme: *const Widget.Theme) void {
pub fn render_current_key_event_sequence(allocator: std.mem.Allocator, select_mode: keybind.SelectMode, theme: *const Widget.Theme) void {
const mode = tui.input_mode() orelse return;
const bindings = mode.current_key_event_sequence_bindings(allocator, select_mode) catch return;
defer allocator.free(bindings);
return render(bindings, theme, .no_key_event_prefix);
}
const RenderMode = enum { full, no_key_event_prefix };
pub fn render(bindings: []const keybind.Binding, theme: *const Widget.Theme, mode: RenderMode) void {
// return if something is already rendering to the top layer
if (tui.have_top_layer()) return;
if (bindings.len == 0) return;
var key_events_buf: [256]u8 = undefined;
const key_events = blk: {
const key_events = switch (mode) {
.no_key_event_prefix => blk: {
var writer = std.Io.Writer.fixed(&key_events_buf);
writer.print("{f}", .{keybind.current_key_event_sequence_fmt()}) catch {};
break :blk writer.buffered();
},
.full => &.{},
};
const max_prefix_len = get_max_prefix_len(bindings) - key_events.len;
const max_description_len = get_max_description_len(bindings);
const max_len = max_prefix_len + max_description_len + 2 + 2;
const widget_style = tui.get_widget_style(widget_type);
const scr = tui.screen();
const max_screen_height = scr.h -| widget_style.padding.top -| widget_style.padding.bottom -| 1;
const max_items = @min(bindings.len, max_screen_height);
var box: Widget.Box = .{
.h = bindings.len,
.h = max_items,
.w = max_len,
.x = scr.w -| max_len -| 2 -| widget_style.padding.left -| widget_style.padding.right,
.y = scr.h -| bindings.len -| 1 -| widget_style.padding.top -| widget_style.padding.bottom,
.y = scr.h -| max_items -| 1 -| widget_style.padding.top -| widget_style.padding.bottom,
};
const deco_box = box.from_client_box(widget_style.padding);
// reset position for top layer offset
box.x -= deco_box.x;
box.y -= deco_box.y;
const top_layer_ = tui.top_layer(deco_box.to_layer()) orelse return;
widget_style.render_decoration(deco_box, widget_type, top_layer_, theme);
// var plane = top_layer_;
var plane = try Plane.init(&(Widget.Box{}).opts(@typeName(@This())), top_layer_.*);
defer plane.deinit();
plane.resize_simple(@intCast(box.h), @intCast(box.w)) catch return;
plane.move_yx(@intCast(box.y), @intCast(box.x)) catch return;
// workaround vaxis.Layer issue
const top_layer_window = top_layer_.window;
defer {
top_layer_.window.y_off = top_layer_window.y_off;
top_layer_.window.x_off = top_layer_window.x_off;
top_layer_.window.height = top_layer_window.height;
top_layer_.window.width = top_layer_window.width;
}
top_layer_.window.y_off += widget_style.padding.top;
top_layer_.window.x_off += widget_style.padding.left;
top_layer_.window.height -= widget_style.padding.top + widget_style.padding.bottom;
top_layer_.window.width -= widget_style.padding.left + widget_style.padding.right;
const plane = top_layer_;
const style_base = theme.editor_widget;
const style_label = theme.editor_widget;
@ -66,6 +85,7 @@ pub fn render(bindings: []const keybind.Binding, theme: *const Widget.Theme) voi
plane.set_style(style_hint);
for (bindings, 0..) |binding, y| {
if (y >= max_items) break;
var keybind_buf: [256]u8 = undefined;
const keybind_txt = blk: {
var writer = std.Io.Writer.fixed(&keybind_buf);
@ -79,6 +99,7 @@ pub fn render(bindings: []const keybind.Binding, theme: *const Widget.Theme) voi
plane.set_style(style_label);
for (bindings, 0..) |binding, y| {
if (y >= max_items) break;
const padding = max_prefix_len + 2;
const description = blk: {