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Make view switcher dynamic

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This commit is contained in:
david-swift 2024-10-19 22:50:41 +02:00
parent 8c50494c74
commit 016425e329
1 changed files with 28 additions and 9 deletions
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37
Sources/Core/View/ViewSwitcher.swift
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@ -39,15 +39,6 @@ public struct ViewSwitcher<Element>: AdwaitaWidget where Element: ViewSwitcherOp
let switcher = ViewStorage(adw_view_switcher_new()?.opaque()) let switcher = ViewStorage(adw_view_switcher_new()?.opaque())
let stack = ViewStorage(adw_view_stack_new()?.opaque()) let stack = ViewStorage(adw_view_stack_new()?.opaque())
adw_view_switcher_set_stack(switcher.opaquePointer, stack.opaquePointer) adw_view_switcher_set_stack(switcher.opaquePointer, stack.opaquePointer)
for option in elements {
adw_view_stack_add_titled_with_icon(
stack.opaquePointer,
gtk_label_new(""),
option.title,
option.title,
option.icon.string
)
}
updateSwitcher(switcher: switcher) updateSwitcher(switcher: switcher)
switcher.fields["stack"] = stack switcher.fields["stack"] = stack
return switcher return switcher
@ -87,6 +78,34 @@ public struct ViewSwitcher<Element>: AdwaitaWidget where Element: ViewSwitcherOp
) )
} }
let adwStack = adw_view_switcher_get_stack(switcher.opaquePointer) let adwStack = adw_view_switcher_get_stack(switcher.opaquePointer)
let insert: (String) -> Void = { title in
if let element = elements.first(where: { $0.title == title }) {
adw_view_stack_add_titled_with_icon(
adwStack,
gtk_label_new(""),
element.title,
element.title,
element.icon.string
)
}
}
let remove: (Int) -> Void = { index in
if let element = elements[safe: index] {
let child = adw_view_stack_get_child_by_name(adwStack, element.title)
adw_view_stack_remove(adwStack, child)
}
}
((switcher.previousState as? Self)?.elements ?? []).map { $0.title }.transform(
to: elements.map { $0.title },
functions: .init { index, title in
remove(index)
insert(title)
} delete: { index in
remove(index)
} insert: { _, title in
insert(title)
}
)
adw_view_stack_set_visible_child_name(adwStack, selectedElement.title) adw_view_stack_set_visible_child_name(adwStack, selectedElement.title)
switcher.previousState = self switcher.previousState = self
} }