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feat: add Button widget and use it to build a menu with mouse support on the home screen

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CJ van den Berg 2024-03-06 00:44:43 +01:00
parent 45307e3636
commit 8f360c8f28
6 changed files with 206 additions and 65 deletions
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10
src/tui/Widget.zig
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@ -46,7 +46,7 @@ pub const VTable = struct {
subscribe: *const fn (ctx: *anyopaque, h: EventHandler) error{NotSupported}!void,
unsubscribe: *const fn (ctx: *anyopaque, h: EventHandler) error{NotSupported}!void,
get: *const fn (ctx: *anyopaque, name_: []const u8) ?*Self,
walk: *const fn (ctx: *anyopaque, walk_ctx: *anyopaque, f: WalkFn) bool,
walk: *const fn (ctx: *anyopaque, walk_ctx: *anyopaque, f: WalkFn, self_widget: *Self) bool,
type_name: []const u8,
};
@ -130,8 +130,8 @@ pub fn to(pimpl: anytype) Self {
}
}.get,
.walk = struct {
pub fn walk(ctx: *anyopaque, walk_ctx: *anyopaque, f: WalkFn) bool {
return if (comptime @hasDecl(child, "walk")) child.walk(@as(*child, @ptrCast(@alignCast(ctx))), walk_ctx, f) else false;
pub fn walk(ctx: *anyopaque, walk_ctx: *anyopaque, f: WalkFn, self: *Self) bool {
return if (comptime @hasDecl(child, "walk")) child.walk(@as(*child, @ptrCast(@alignCast(ctx))), walk_ctx, f, self) else false;
}
}.walk,
},
@ -206,7 +206,7 @@ pub fn get(self: *Self, name_: []const u8) ?*Self {
}
pub fn walk(self: *Self, walk_ctx: *anyopaque, f: WalkFn) bool {
return if (self.vtable.walk(self.ptr, walk_ctx, f)) true else f(walk_ctx, self);
return if (self.vtable.walk(self.ptr, walk_ctx, f, self)) true else f(walk_ctx, self);
}
pub fn empty(a: Allocator, parent: nc.Plane, layout_: Layout) !Self {
@ -264,7 +264,7 @@ pub fn empty(a: Allocator, parent: nc.Plane, layout_: Layout) !Self {
}
}.get,
.walk = struct {
pub fn walk(_: *anyopaque, _: *anyopaque, _: WalkFn) bool {
pub fn walk(_: *anyopaque, _: *anyopaque, _: WalkFn, _: *Self) bool {
return false;
}
}.walk,