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refactor: button, menu and widget stack apis

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CJ van den Berg 2024-03-17 22:32:31 +01:00
parent dcd9e119da
commit 2f9a0e2eb0
9 changed files with 348 additions and 130 deletions
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30
src/tui/Button.zig
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@ -11,16 +11,16 @@ pub fn Options(context: type) type {
return struct {
label: []const u8 = "button",
pos: Widget.Box = .{ .y = 0, .x = 0, .w = 8, .h = 1 },
ctx: context = {},
ctx: Context,
on_click: *const fn (ctx: *context, button: *State(Context)) void = do_nothing,
on_render: *const fn (ctx: *context, button: *State(Context), theme: *const Widget.Theme) bool = on_render_default,
on_layout: *const fn (ctx: *context, button: *State(Context)) Widget.Layout = on_layout_default,
on_click: *const fn (ctx: context, button: *State(Context)) void = do_nothing,
on_render: *const fn (ctx: context, button: *State(Context), theme: *const Widget.Theme) bool = on_render_default,
on_layout: *const fn (ctx: context, button: *State(Context)) Widget.Layout = on_layout_default,
pub const Context = context;
pub fn do_nothing(_: *context, _: *State(Context)) void {}
pub fn do_nothing(_: context, _: *State(Context)) void {}
pub fn on_render_default(_: *context, self: *State(Context), theme: *const Widget.Theme) bool {
pub fn on_render_default(_: context, self: *State(Context), theme: *const Widget.Theme) bool {
tui.set_base_style(&self.plane, " ", if (self.active) theme.scrollbar_active else if (self.hover) theme.scrollbar_hover else theme.scrollbar);
self.plane.erase();
self.plane.home();
@ -28,14 +28,14 @@ pub fn Options(context: type) type {
return false;
}
pub fn on_layout_default(_: *context, self: *State(Context)) Widget.Layout {
pub fn on_layout_default(_: context, self: *State(Context)) Widget.Layout {
return .{ .static = self.opts.label.len + 2 };
}
};
}
pub fn create(ctx: anytype, a: std.mem.Allocator, parent: nc.Plane, opts: Options(@TypeOf(ctx))) !Widget {
const Self = State(@TypeOf(ctx));
pub fn create(ctx_type: type, a: std.mem.Allocator, parent: nc.Plane, opts: Options(ctx_type)) !Widget {
const Self = State(ctx_type);
const self = try a.create(Self);
var n = try nc.Plane.init(&opts.pos.opts(@typeName(Self)), parent);
errdefer n.deinit();
@ -64,27 +64,31 @@ pub fn State(ctx_type: type) type {
}
pub fn layout(self: *Self) Widget.Layout {
return self.opts.on_layout(&self.opts.ctx, self);
return self.opts.on_layout(self.opts.ctx, self);
}
pub fn render(self: *Self, theme: *const Widget.Theme) bool {
return self.opts.on_render(&self.opts.ctx, self, theme);
return self.opts.on_render(self.opts.ctx, self, theme);
}
pub fn receive(self: *Self, _: tp.pid_ref, m: tp.message) error{Exit}!bool {
if (try m.match(.{ "B", nc.event_type.PRESS, nc.key.BUTTON1, tp.any, tp.any, tp.any, tp.any, tp.any })) {
self.active = true;
tui.need_render();
return true;
} else if (try m.match(.{ "B", nc.event_type.RELEASE, nc.key.BUTTON1, tp.any, tp.any, tp.any, tp.any, tp.any })) {
self.opts.on_click(&self.opts.ctx, self);
self.opts.on_click(self.opts.ctx, self);
self.active = false;
tui.need_render();
return true;
} else if (try m.match(.{ "D", nc.event_type.RELEASE, nc.key.BUTTON1, tp.any, tp.any, tp.any, tp.any, tp.any })) {
self.opts.on_click(&self.opts.ctx, self);
self.opts.on_click(self.opts.ctx, self);
self.active = false;
tui.need_render();
return true;
} else if (try m.match(.{ "H", tp.extract(&self.hover) })) {
tui.current().request_mouse_cursor_pointer(self.hover);
tui.need_render();
return true;
}
return false;