diff options
Diffstat (limited to 'lua/astal')
| -rw-r--r-- | lua/astal/widget.lua | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/lua/astal/widget.lua b/lua/astal/widget.lua index ade000e..2f58b7a 100644 --- a/lua/astal/widget.lua +++ b/lua/astal/widget.lua @@ -14,6 +14,18 @@ local function filter(tbl, fn) return copy end +local function set_child(parent, child) + if parent.get_child ~= nil then + local rm = parent:get_child() + if rm ~= nil then + parent:remove(rm) + end + end + if parent.add ~= nil then + parent:add(child) + end +end + Gtk.Widget._attribute.css = { get = Astal.widget_get_css, set = Astal.widget_set_css, @@ -92,9 +104,15 @@ local function astalify(ctor) local widget = ctor(props) for prop, binding in pairs(bindings) do - widget.on_destroy = binding:subscribe(function(v) - widget[prop] = v - end) + if prop == "child" then + widget.on_destroy = binding:subscribe(function(v) + set_child(widget, v) + end) + else + widget.on_destroy = binding:subscribe(function(v) + widget[prop] = v + end) + end end widget.visible = visible |