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feat: add scrollbar to command palette

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CJ van den Berg 2024-06-21 01:20:17 +02:00
parent 752331c717
commit e7c8fea3f0
6 changed files with 156 additions and 43 deletions
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19
src/tui/scrollbar_v.zig
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@ -21,27 +21,24 @@ size_virt: u32 = 1,
max_ypx: i32 = 8,
parent: Widget,
event_sink: EventHandler,
hover: bool = false,
active: bool = false,
const Self = @This();
pub fn create(a: Allocator, parent: Widget, event_source: ?Widget) !Widget {
pub fn create(a: Allocator, parent: Widget, event_source: ?Widget, event_sink: EventHandler) !Widget {
const self: *Self = try a.create(Self);
self.* = try init(parent);
self.* = .{
.plane = try Plane.init(&(Widget.Box{}).opts(@typeName(Self)), parent.plane.*),
.event_sink = event_sink,
};
if (event_source) |source|
try source.subscribe(EventHandler.bind(self, handle_event));
return self.widget();
}
fn init(parent: Widget) !Self {
return .{
.plane = try Plane.init(&(Widget.Box{}).opts(@typeName(Self)), parent.plane.*),
.parent = parent,
};
}
pub fn widget(self: *Self) Widget {
return Widget.to(self);
}
@ -108,7 +105,7 @@ fn move_to(self: *Self, y_: i32, ypx_: i32) void {
const pos_virt = self.pos_scrn_to_virt(@intFromFloat(pos_scrn_clamped));
self.set(self.size_virt, self.view_virt, pos_virt);
_ = self.parent.msg(.{ "scroll_to", pos_virt }) catch {};
_ = self.event_sink.msg(.{ "scroll_to", pos_virt }) catch {};
}
fn pos_scrn_to_virt(self: Self, pos_scrn_: u32) u32 {