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Code Issues Projects Releases Wiki Activity

Better Menu API

Browse Source 
Now offer non-chainable methods as well.
This commit is contained in:
Alexandre Bury 2016-07-02 20:44:27 -07:00
parent e439b422da
commit 692c310656
2 changed files with 29 additions and 17 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
examples/menubar.rs
View File

@ -14,19 +14,17 @@ fn main() {
.add("File",
MenuTree::new()
.leaf("New", |s| s.add_layer(Dialog::info("New file!")))
.subtree("Recent",
MenuTree::new()
.leaf("Item 1", |_| ())
.leaf("Item 1", |_| ())
.leaf("Item 1", |_| ())
.leaf("Item 1", |_| ()))
.subtree("Recent", MenuTree::new().with(|tree| {
for i in 1..6 {
tree.add_leaf(&format!("Item {}", i), |_| ())
}
}))
.delimiter()
.leaf("Item 1", |_| ())
.leaf("Item 1", |_| ())
.leaf("Item 1", |_| ())
.leaf("Item 1", |_| ())
.leaf("Item 1", |_| ())
.leaf("Item 1", |_| ())
.with(|tree| {
for i in 1..10 {
tree.add_leaf(&format!("Option {}", i), |_| ());
}
})
.delimiter()
.leaf("Quit", |s| s.quit()))
.add("Help",

24
src/menu.rs
View File

@ -54,20 +54,34 @@ impl MenuTree {
self.children.is_empty()
}
pub fn delimiter(mut self) -> Self {
pub fn add_delimiter(&mut self) {
self.children.push(MenuItem::Delimiter);
self
}
pub fn leaf<F: 'static + Fn(&mut Cursive)>(mut self, title: &str, cb: F) -> Self {
pub fn delimiter(self) -> Self {
self.with(|menu| menu.add_delimiter())
}
pub fn add_leaf<F: 'static + Fn(&mut Cursive)>(&mut self, title: &str, cb: F) {
self.children
.push(MenuItem::Leaf(title.to_string(), Rc::new(cb)));
self
}
pub fn subtree(mut self, title: &str, tree: MenuTree) -> Self {
pub fn leaf<F: 'static + Fn(&mut Cursive)>(self, title: &str, cb: F) -> Self {
self.with(|menu| menu.add_leaf(title, cb))
}
pub fn add_subtree(&mut self, title: &str, tree: MenuTree) {
self.children
.push(MenuItem::Subtree(title.to_string(), Rc::new(tree)));
}
pub fn subtree(self, title: &str, tree: MenuTree) -> Self {
self.with(|menu| menu.add_subtree(title, tree))
}
pub fn with<F: FnOnce(&mut Self)>(mut self, f: F) -> Self {
f(&mut self);
self
}
}