Fix details in documentation

examples/ggez/main.rs

@@ -26,10 +26,10 @@ pub fn main() -> ggez::GameResult {
 
 struct Game {
     spritesheet: graphics::Image,
-
-    cache: Option<iced::Cache>,
-    events: Vec<iced::Event>,
     tour: Tour,
+
+    events: Vec<iced::Event>,
+    cache: Option<iced::Cache>,
 }
 
 impl Game {
@@ -38,10 +38,10 @@ impl Game {
 
         Ok(Game {
             spritesheet: graphics::Image::new(context, "/ui.png").unwrap(),
-
-            cache: Some(iced::Cache::default()),
-            events: Vec::new(),
             tour: Tour::new(),
+
+            events: Vec::new(),
+            cache: Some(iced::Cache::default()),
         })
     }
 }

src/renderer.rs

@@ -6,7 +6,10 @@ pub trait Renderer {
     /// Explains the [`Layout`] of an [`Element`] for debugging purposes.
     ///
     /// This will be called when [`Element::explain`] has been used. It should
-    /// _explain_ the [`Layout`] graphically.
+    /// _explain_ the given [`Layout`] graphically.
+    ///
+    /// A common approach consists in recursively rendering the bounds of the
+    /// [`Layout`] and its children.
     ///
     /// [`Layout`]: struct.Layout.html
     /// [`Element`]: struct.Element.html

src/user_interface.rs

@@ -37,7 +37,7 @@ impl<'a, Message, Renderer> UserInterface<'a, Message, Renderer> {
 
     pub fn update(
         &mut self,
-        events: std::vec::Drain<'_, Event>,
+        events: impl Iterator<Item = Event>,
     ) -> Vec<Message> {
         let mut messages = Vec::new();
 

src/widget.rs

@@ -1,16 +1,18 @@
-//! Use the built-in widgets in your user interface.
+//! Use the built-in widgets or create your own!
 //!
 //! # Customization
 //! Every drawable widget has its own module with a `Renderer` trait that must
-//! be implemented by a custom renderer before being able to use the
+//! be implemented by a renderer before being able to use it as a [`Widget`].
-//! widget.
 //!
-//! The built-in [`Renderer`] supports all the widgets in this module!
+//! # Re-exports
+//! For convenience, the contents of this module are available at the root
+//! module. Therefore, you can directly type:
 //!
-//! [`ui` module]: ../index.html
+//! ```
-//! [`Row`]: struct.Row.html
+//! use iced::{button, Button, Widget};
-//! [`Column`]: struct.Column.html
+//! ```
-//! [`Renderer`]: ../struct.Renderer.html
+//!
+//! [`Widget`]: trait.Widget.html
 mod column;
 mod row;
 
@@ -30,24 +32,26 @@ pub use text::Text;
 
 use crate::{Event, Hasher, Layout, MouseCursor, Node, Point};
 
-/// A component that displays information or allows interaction.
+/// A component that displays information and allows interaction.
+///
+/// If you want to build your own widgets, you will need to implement this
+/// trait.
 ///
-/// If you want to build a custom widget, you will need to implement this trait.
 /// Additionally, remember to also provide [`Into<Element>`] so your users can
-/// easily turn your [`Widget`] into a generic [`Element`]
+/// easily turn your [`Widget`] into a generic [`Element`].
 ///
-/// [`Into<Element>`]: struct.Element.html
+/// [`Into<Element>`]: ../struct.Element.html
 /// [`Widget`]: trait.Widget.html
-/// [`Element`]: struct.Element.html
+/// [`Element`]: ../struct.Element.html
 pub trait Widget<Message, Renderer>: std::fmt::Debug {
     /// Returns the [`Node`] of the [`Widget`].
     ///
     /// This [`Node`] is used by the runtime to compute the [`Layout`] of the
     /// user interface.
     ///
-    /// [`Node`]: struct.Node.html
+    /// [`Node`]: ../struct.Node.html
     /// [`Widget`]: trait.Widget.html
-    /// [`Layout`]: struct.Layout.html
+    /// [`Layout`]: ../struct.Layout.html
     fn node(&self, renderer: &Renderer) -> Node;
 
     /// Draws the [`Widget`] using the associated `Renderer`.
@@ -55,7 +59,7 @@ pub trait Widget<Message, Renderer>: std::fmt::Debug {
     /// It must return the [`MouseCursor`] state for the [`Widget`].
     ///
     /// [`Widget`]: trait.Widget.html
-    /// [`MouseCursor`]: enum.MouseCursor.html
+    /// [`MouseCursor`]: ../enum.MouseCursor.html
     fn draw(
         &self,
         renderer: &mut Renderer,

src/widget/button.rs

@@ -218,7 +218,7 @@ impl State {
 
 /// The type of a [`Button`].
 ///
-/// ![Different buttons drawn by the built-in renderer](https://github.com/hecrj/coffee/blob/bda9818f823dfcb8a7ad0ff4940b4d4b387b5208/images/ui/button_classes.png?raw=true)
+/// ![Different buttons drawn by the built-in renderer in Coffee](https://github.com/hecrj/coffee/blob/bda9818f823dfcb8a7ad0ff4940b4d4b387b5208/images/ui/button_classes.png?raw=true)
 ///
 /// [`Button`]: struct.Button.html
 #[derive(Debug, Clone, Copy, PartialEq, Eq)]

src/widget/column.rs

@@ -43,7 +43,7 @@ impl<'a, Message, Renderer> Column<'a, Message, Renderer> {
 
     /// Sets the vertical spacing _between_ elements in pixels.
     ///
-    /// Custom margins per element do not exist in Coffee. You should use this
+    /// Custom margins per element do not exist in Iced. You should use this
     /// method instead! While less flexible, it helps you keep spacing between
     /// elements consistent.
     pub fn spacing(mut self, px: u16) -> Self {

src/widget/radio.rs

@@ -49,7 +49,7 @@ use std::hash::Hash;
 ///     .label_color(Color::Black);
 /// ```
 ///
-/// ![Checkbox drawn by the built-in renderer](https://github.com/hecrj/coffee/blob/bda9818f823dfcb8a7ad0ff4940b4d4b387b5208/images/ui/radio.png?raw=true)
+/// ![Checkbox drawn by the built-in renderer in Coffee](https://github.com/hecrj/coffee/blob/bda9818f823dfcb8a7ad0ff4940b4d4b387b5208/images/ui/radio.png?raw=true)
 pub struct Radio<Color, Message> {
     is_selected: bool,
     on_click: Message,

src/widget/row.rs

@@ -40,7 +40,7 @@ impl<'a, Message, Renderer> Row<'a, Message, Renderer> {
 
     /// Sets the horizontal spacing _between_ elements in pixels.
     ///
-    /// Custom margins per element do not exist in Coffee. You should use this
+    /// Custom margins per element do not exist in Iced. You should use this
     /// method instead! While less flexible, it helps you keep spacing between
     /// elements consistent.
     pub fn spacing(mut self, px: u16) -> Self {

src/widget/text.rs

@@ -141,13 +141,14 @@ where
     }
 }
 
-/// The renderer of a [`Text`] fragment.
+/// The renderer of a [`Text`] fragment with a generic `Color`.
 ///
-/// Your [`core::Renderer`] will need to implement this trait before being
+/// Your [`Renderer`] will need to implement this trait before being
-/// able to use a [`Text`] in your user interface.
+/// able to use [`Text`] in your [`UserInterface`].
 ///
 /// [`Text`]: struct.Text.html
-/// [`core::Renderer`]: ../../core/trait.Renderer.html
+/// [`Renderer`]: ../../trait.Renderer.html
+/// [`UserInterface`]: ../../struct.UserInterface.html
 pub trait Renderer<Color> {
     /// Creates a [`Node`] with the given [`Style`] for the provided [`Text`]
     /// contents and size.