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Code Issues Projects Releases Wiki Activity

Wrap each layer in a CircularFocus

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This commit is contained in:
Alexandre Bury 2019-01-24 11:57:30 -08:00
parent 3e1eefd2db
commit ec8f7c93e8
3 changed files with 70 additions and 54 deletions
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5
examples/dialog.rs
View File

@ -1,6 +1,6 @@
extern crate cursive;
use cursive::views::{Dialog, TextView};
use cursive::views::{CircularFocus, Dialog, TextView};
use cursive::Cursive;
fn main() {
@ -10,9 +10,12 @@ fn main() {
// Creates a dialog with a single "Quit" button
siv.add_layer(
// Most views can be configured in a chainable way
CircularFocus::wrap_tab(
Dialog::around(TextView::new("Hello Dialog!"))
.title("Cursive")
.button("Foo", |s| ())
.button("Quit", |s| s.quit()),
),
);
// Starts the event loop.

2
src/views/circular_focus.rs
View File

@ -53,6 +53,8 @@ impl<T: View> CircularFocus<T> {
pub fn wraps_arrows(&self) -> bool {
self.wrap_arrows
}
inner_getters!(self.view: T);
}
impl<T: View> ViewWrapper for CircularFocus<T> {

87
src/views/stack_view.rs
View File

@ -5,7 +5,7 @@ use std::ops::Deref;
use theme::ColorStyle;
use vec::Vec2;
use view::{IntoBoxedView, Offset, Position, Selector, View, ViewWrapper};
use views::{Layer, ShadowView, ViewBox};
use views::{CircularFocus, Layer, ShadowView, ViewBox};
use Printer;
use With;
@ -55,27 +55,39 @@ impl Placement {
// A child view can be wrapped in multiple ways.
enum ChildWrapper<T: View> {
// Some views include a shadow around.
Shadow(ShadowView<Layer<T>>),
Shadow(ShadowView<Layer<CircularFocus<T>>>),
// Some include only include a background.
Backfilled(Layer<T>),
Backfilled(Layer<CircularFocus<T>>),
// Some views don't even have a background (they'll be transparent).
Plain(T),
Plain(CircularFocus<T>),
}
impl<T: View> ChildWrapper<T> {
fn unwrap(self) -> T {
match self {
// ShadowView::into_inner and Layer::into_inner can never fail.
ChildWrapper::Shadow(shadow) => {
shadow.into_inner().ok().unwrap().into_inner().ok().unwrap()
}
// All these into_inner() can never fail.
// (ShadowView, Layer, CircularFocus)
ChildWrapper::Shadow(shadow) => shadow
.into_inner()
.ok()
.unwrap()
.into_inner()
.ok()
.unwrap()
.into_inner()
.ok()
.unwrap(),
// Layer::into_inner can never fail.
ChildWrapper::Backfilled(background) => {
background.into_inner().ok().unwrap()
}
ChildWrapper::Plain(layer) => layer,
ChildWrapper::Backfilled(background) => background
.into_inner()
.ok()
.unwrap()
.into_inner()
.ok()
.unwrap(),
ChildWrapper::Plain(layer) => layer.into_inner().ok().unwrap(),
}
}
}
@ -84,9 +96,13 @@ impl<T: View> ChildWrapper<T> {
/// Returns a reference to the inner view
pub fn get_inner(&self) -> &T {
match *self {
ChildWrapper::Shadow(ref shadow) => shadow.get_inner().get_inner(),
ChildWrapper::Backfilled(ref background) => background.get_inner(),
ChildWrapper::Plain(ref layer) => layer,
ChildWrapper::Shadow(ref shadow) => {
shadow.get_inner().get_inner().get_inner()
}
ChildWrapper::Backfilled(ref background) => {
background.get_inner().get_inner()
}
ChildWrapper::Plain(ref layer) => layer.get_inner(),
}
}
@ -94,12 +110,12 @@ impl<T: View> ChildWrapper<T> {
pub fn get_inner_mut(&mut self) -> &mut T {
match *self {
ChildWrapper::Shadow(ref mut shadow) => {
shadow.get_inner_mut().get_inner_mut()
shadow.get_inner_mut().get_inner_mut().get_inner_mut()
}
ChildWrapper::Backfilled(ref mut background) => {
background.get_inner_mut()
background.get_inner_mut().get_inner_mut()
}
ChildWrapper::Plain(ref mut layer) => layer,
ChildWrapper::Plain(ref mut layer) => layer.get_inner_mut(),
}
}
}
@ -202,7 +218,9 @@ impl StackView {
{
let boxed = ViewBox::boxed(view);
self.layers.push(Child {
view: ChildWrapper::Backfilled(Layer::new(boxed)),
view: ChildWrapper::Backfilled(Layer::new(
CircularFocus::wrap_tab(boxed),
)),
size: Vec2::zero(),
placement: Placement::Fullscreen,
virgin: true,
@ -307,7 +325,7 @@ impl StackView {
self.layers.push(Child {
// Skip padding for absolute/parent-placed views
view: ChildWrapper::Shadow(
ShadowView::new(Layer::new(boxed))
ShadowView::new(Layer::new(CircularFocus::wrap_tab(boxed)))
.top_padding(position.y == Offset::Center)
.left_padding(position.x == Offset::Center),
),
@ -332,7 +350,7 @@ impl StackView {
{
let boxed = ViewBox::boxed(view);
self.layers.push(Child {
view: ChildWrapper::Plain(boxed),
view: ChildWrapper::Plain(CircularFocus::wrap_tab(boxed)),
size: Vec2::new(0, 0),
placement: Placement::Floating(position),
virgin: true,
@ -531,7 +549,8 @@ impl View for StackView {
match StackPositionIterator::new(
self.layers.iter_mut(),
self.last_size,
).last()
)
.last()
{
None => EventResult::Ignored,
Some((v, offset)) => v.view.on_event(event.relativized(offset)),
@ -674,33 +693,25 @@ mod tests {
.layer(TextView::new("1"))
.layer(TextView::new("2"));
assert!(
stack
assert!(stack
.get(LayerPosition::FromFront(0))
.unwrap()
.as_any()
.is::<TextView>()
);
assert!(
stack
.is::<TextView>());
assert!(stack
.get(LayerPosition::FromBack(0))
.unwrap()
.as_any()
.is::<TextView>()
);
assert!(
stack
.is::<TextView>());
assert!(stack
.get_mut(LayerPosition::FromFront(0))
.unwrap()
.as_any_mut()
.is::<TextView>()
);
assert!(
stack
.is::<TextView>());
assert!(stack
.get_mut(LayerPosition::FromBack(0))
.unwrap()
.as_any_mut()
.is::<TextView>()
);
.is::<TextView>());
}
}