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feat(scrollbar): add support for changing scrollbar styles

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CJ van den Berg 2024-08-11 21:31:31 +02:00
parent 3cbca45b82
commit f8213a8a85
1 changed files with 10 additions and 1 deletions
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11
src/tui/scrollbar_v.zig
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@ -24,6 +24,7 @@ max_ypx: i32 = 8,
event_sink: EventHandler, event_sink: EventHandler,
hover: bool = false, hover: bool = false,
active: bool = false, active: bool = false,
style_factory: ?*const fn (self: *Self, theme: *const Widget.Theme) Widget.Theme.Style = null,
const Self = @This(); const Self = @This();
@ -117,9 +118,17 @@ fn pos_scrn_to_virt(self: Self, pos_scrn_: u32) u32 {
} }
pub fn render(self: *Self, theme: *const Widget.Theme) bool { pub fn render(self: *Self, theme: *const Widget.Theme) bool {
const style = if (self.style_factory) |f|
f(self, theme)
else if (self.active)
theme.scrollbar_active
else if (self.hover)
theme.scrollbar_hover
else
theme.scrollbar;
const frame = tracy.initZone(@src(), .{ .name = "scrollbar_v render" }); const frame = tracy.initZone(@src(), .{ .name = "scrollbar_v render" });
defer frame.deinit(); defer frame.deinit();
self.plane.set_base_style(" ", if (self.active) theme.scrollbar_active else if (self.hover) theme.scrollbar_hover else theme.scrollbar); self.plane.set_base_style(" ", style);
self.plane.erase(); self.plane.erase();
smooth_bar_at(&self.plane, @intCast(self.pos_scrn), @intCast(self.view_scrn)) catch {}; smooth_bar_at(&self.plane, @intCast(self.pos_scrn), @intCast(self.view_scrn)) catch {};
return false; return false;