diff options
Diffstat (limited to 'src/doc/book/listings/ch17-oop/listing-17-08')
4 files changed, 56 insertions, 0 deletions
diff --git a/src/doc/book/listings/ch17-oop/listing-17-08/Cargo.lock b/src/doc/book/listings/ch17-oop/listing-17-08/Cargo.lock new file mode 100644 index 000000000..00d7b2182 --- /dev/null +++ b/src/doc/book/listings/ch17-oop/listing-17-08/Cargo.lock @@ -0,0 +1,6 @@ +# This file is automatically @generated by Cargo. +# It is not intended for manual editing. +[[package]] +name = "gui" +version = "0.1.0" + diff --git a/src/doc/book/listings/ch17-oop/listing-17-08/Cargo.toml b/src/doc/book/listings/ch17-oop/listing-17-08/Cargo.toml new file mode 100644 index 000000000..9b816e766 --- /dev/null +++ b/src/doc/book/listings/ch17-oop/listing-17-08/Cargo.toml @@ -0,0 +1,6 @@ +[package] +name = "gui" +version = "0.1.0" +edition = "2021" + +[dependencies] diff --git a/src/doc/book/listings/ch17-oop/listing-17-08/src/lib.rs b/src/doc/book/listings/ch17-oop/listing-17-08/src/lib.rs new file mode 100644 index 000000000..960fee23d --- /dev/null +++ b/src/doc/book/listings/ch17-oop/listing-17-08/src/lib.rs @@ -0,0 +1,27 @@ +pub trait Draw { + fn draw(&self); +} + +pub struct Screen { + pub components: Vec<Box<dyn Draw>>, +} + +impl Screen { + pub fn run(&self) { + for component in self.components.iter() { + component.draw(); + } + } +} + +pub struct Button { + pub width: u32, + pub height: u32, + pub label: String, +} + +impl Draw for Button { + fn draw(&self) { + // code to actually draw a button + } +} diff --git a/src/doc/book/listings/ch17-oop/listing-17-08/src/main.rs b/src/doc/book/listings/ch17-oop/listing-17-08/src/main.rs new file mode 100644 index 000000000..9575d407e --- /dev/null +++ b/src/doc/book/listings/ch17-oop/listing-17-08/src/main.rs @@ -0,0 +1,17 @@ +// ANCHOR: here +use gui::Draw; + +struct SelectBox { + width: u32, + height: u32, + options: Vec<String>, +} + +impl Draw for SelectBox { + fn draw(&self) { + // code to actually draw a select box + } +} +// ANCHOR_END: here + +fn main() {} |