Introduce `center` widget helper

... and also make `center_x` and `center_y` set
`width` and `height` to `Length::Fill`, respectively.

This targets the most common use case when centering
things and removes a bunch of boilerplate as a result.

1 files changed, 3 insertions, 7 deletions

diff --git a/examples/loupe/src/main.rs b/examples/loupe/src/main.rs
index 42b7f471..c4d3b449 100644
--- a/examples/loupe/src/main.rs
+++ b/examples/loupe/src/main.rs
@@ -1,5 +1,5 @@
-use iced::widget::{button, column, container, text};
-use iced::{Alignment, Element, Length};
+use iced::widget::{button, center, column, text};
+use iced::{Alignment, Element};
 
 use loupe::loupe;
 
@@ -31,7 +31,7 @@ impl Loupe {
     }
 
     fn view(&self) -> Element<Message> {
-        container(loupe(
+        center(loupe(
             3.0,
             column![
                 button("Increment").on_press(Message::Increment),
@@ -41,10 +41,6 @@ impl Loupe {
             .padding(20)
             .align_items(Alignment::Center),
         ))
-        .width(Length::Fill)
-        .height(Length::Fill)
-        .center_x()
-        .center_y()
         .into()
     }
 }