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feat: add support for resize hooks to Menu widget

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CJ van den Berg 2024-03-22 20:56:49 +01:00
parent 1489a96013
commit adbce35320
1 changed files with 16 additions and 4 deletions
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20
src/tui/Menu.zig
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@ -14,6 +14,7 @@ pub fn Options(context: type) type {
on_click: *const fn (ctx: context, button: *Button.State(*State(Context))) void = do_nothing,
on_render: *const fn (ctx: context, button: *Button.State(*State(Context)), theme: *const Widget.Theme) bool = on_render_default,
on_layout: *const fn (ctx: context, button: *Button.State(*State(Context))) Widget.Layout = on_layout_default,
on_resize: *const fn (ctx: context, menu: *State(Context), box: Widget.Box) void = on_resize_default,
pub const Context = context;
pub fn do_nothing(_: context, _: *Button.State(*State(Context))) void {}
@ -31,6 +32,12 @@ pub fn Options(context: type) type {
pub fn on_layout_default(_: context, _: *Button.State(*State(Context))) Widget.Layout {
return .{ .static = 1 };
}
pub fn on_resize_default(_: context, state: *State(Context), box_: Widget.Box) void {
var box = box_;
box.h = state.menu.widgets.items.len;
state.menu.handle_resize(box);
}
};
}
@ -42,6 +49,8 @@ pub fn create(ctx_type: type, a: std.mem.Allocator, parent: Widget, opts: Option
.menu_widget = self.menu.widget(),
.opts = opts,
};
self.menu.on_resize_ctx = self;
self.menu.on_resize = State(ctx_type).on_resize_menu_widgetlist;
return self;
}
@ -91,10 +100,13 @@ pub fn State(ctx_type: type) type {
return self.opts.on_render(self.opts.ctx, button, theme);
}
pub fn resize(self: *Self, box_: Widget.Box) void {
var box = box_;
box.h = self.menu.widgets.items.len;
self.menu.resize(box);
fn on_resize_menu_widgetlist(ctx: ?*anyopaque, _: *WidgetList, box: Widget.Box) void {
const self: *Self = @ptrCast(@alignCast(ctx));
return self.opts.on_resize(self.opts.ctx, self, box);
}
pub fn resize(self: *Self, box: Widget.Box) void {
self.menu.handle_resize(box);
}
pub fn update(self: *Self) void {