Add more doc-links in docstrings (#1419)

egui/src/containers/area.rs

@@ -1,4 +1,4 @@
-//! Area is a `Ui` that has no parent, it floats on the background.
+//! Area is a [`Ui`] that has no parent, it floats on the background.
 //! It has no frame or own size. It is potentially movable.
 //! It is the foundation for windows and popups.
 

egui/src/containers/collapsing_header.rs

@@ -148,11 +148,11 @@ pub struct CollapsingHeader {
 }
 
 impl CollapsingHeader {
-    /// The `CollapsingHeader` starts out collapsed unless you call `default_open`.
+    /// The [`CollapsingHeader`] starts out collapsed unless you call `default_open`.
     ///
     /// The label is used as an [`Id`] source.
     /// If the label is unique and static this is fine,
-    /// but if it changes or there are several `CollapsingHeader` with the same title
+    /// but if it changes or there are several [`CollapsingHeader`] with the same title
     /// you need to provide a unique id source with [`Self::id_source`].
     pub fn new(text: impl Into<WidgetText>) -> Self {
         let text = text.into();
@@ -170,7 +170,7 @@ impl CollapsingHeader {
         }
     }
 
-    /// By default, the `CollapsingHeader` is collapsed.
+    /// By default, the [`CollapsingHeader`] is collapsed.
     /// Call `.default_open(true)` to change this.
     pub fn default_open(mut self, open: bool) -> Self {
         self.default_open = open;
@@ -187,29 +187,29 @@ impl CollapsingHeader {
         self
     }
 
-    /// Explicitly set the source of the `Id` of this widget, instead of using title label.
+    /// Explicitly set the source of the [`Id`] of this widget, instead of using title label.
     /// This is useful if the title label is dynamic or not unique.
     pub fn id_source(mut self, id_source: impl Hash) -> Self {
         self.id_source = Id::new(id_source);
         self
     }
 
-    /// If you set this to `false`, the `CollapsingHeader` will be grayed out and un-clickable.
+    /// If you set this to `false`, the [`CollapsingHeader`] will be grayed out and un-clickable.
     ///
     /// This is a convenience for [`Ui::set_enabled`].
     pub fn enabled(mut self, enabled: bool) -> Self {
         self.enabled = enabled;
         self
     }
 
-    /// Can the `CollapsingHeader` be selected by clicking it? Default: `false`.
+    /// Can the [`CollapsingHeader`] be selected by clicking it? Default: `false`.
     ///
     pub fn selectable(mut self, selectable: bool) -> Self {
         self.selectable = selectable;
         self
     }
 
-    /// If you set this to 'true', the `CollapsingHeader` will be shown as selected.
+    /// If you set this to 'true', the [`CollapsingHeader`] will be shown as selected.
     ///
     /// Example:
     /// ```
@@ -229,9 +229,9 @@ impl CollapsingHeader {
         self
     }
 
-    /// Should the `CollapsingHeader` show a background behind it? Default: `false`.
+    /// Should the [`CollapsingHeader`] show a background behind it? Default: `false`.
     ///
-    /// To show it behind all `CollapsingHeader` you can just use:
+    /// To show it behind all [`CollapsingHeader`] you can just use:
     /// ```
     /// # egui::__run_test_ui(|ui| {
     /// ui.visuals_mut().collapsing_header_frame = true;
@@ -242,8 +242,8 @@ impl CollapsingHeader {
         self
     }
 
-    /// Use the provided function to render a different `CollapsingHeader` icon.
-    /// Defaults to a triangle that animates as the `CollapsingHeader` opens and closes.
+    /// Use the provided function to render a different [`CollapsingHeader`] icon.
+    /// Defaults to a triangle that animates as the [`CollapsingHeader`] opens and closes.
     ///
     /// For example:
     /// ```
@@ -397,7 +397,7 @@ impl CollapsingHeader {
         add_contents: Box<dyn FnOnce(&mut Ui) -> R + 'c>,
     ) -> CollapsingResponse<R> {
         // Make sure contents are bellow header,
-        // and make sure it is one unit (necessary for putting a `CollapsingHeader` in a grid).
+        // and make sure it is one unit (necessary for putting a [`CollapsingHeader`] in a grid).
         ui.vertical(|ui| {
             ui.set_enabled(self.enabled);
 

egui/src/containers/combo_box.rs

@@ -1,7 +1,7 @@
 use crate::{style::WidgetVisuals, *};
 use epaint::Shape;
 
-/// A function that paints the `ComboBox` icon
+/// A function that paints the [`ComboBox`] icon
 pub type IconPainter = Box<dyn FnOnce(&Ui, Rect, &WidgetVisuals, bool)>;
 
 /// A drop-down selection menu with a descriptive label.
@@ -31,7 +31,7 @@ pub struct ComboBox {
 }
 
 impl ComboBox {
-    /// Create new `ComboBox` with id and label
+    /// Create new [`ComboBox`] with id and label
     pub fn new(id_source: impl std::hash::Hash, label: impl Into<WidgetText>) -> Self {
         Self {
             id_source: Id::new(id_source),
@@ -77,8 +77,8 @@ impl ComboBox {
         self
     }
 
-    /// Use the provided function to render a different `ComboBox` icon.
-    /// Defaults to a triangle that expands when the cursor is hovering over the `ComboBox`.
+    /// Use the provided function to render a different [`ComboBox`] icon.
+    /// Defaults to a triangle that expands when the cursor is hovering over the [`ComboBox`].
     ///
     /// For example:
     /// ```

egui/src/containers/panel.rs

@@ -37,7 +37,7 @@ impl PanelState {
 
 // ----------------------------------------------------------------------------
 
-/// `Left` or `Right`
+/// [`Left`](Side::Left) or [`Right`](Side::Right)
 #[derive(Clone, Copy, Debug, PartialEq)]
 pub enum Side {
     Left,
@@ -132,7 +132,7 @@ impl SidePanel {
         self
     }
 
-    /// The initial wrapping width of the `SidePanel`.
+    /// The initial wrapping width of the [`SidePanel`].
     pub fn default_width(mut self, default_width: f32) -> Self {
         self.default_width = default_width;
         self
@@ -162,7 +162,7 @@ impl SidePanel {
 }
 
 impl SidePanel {
-    /// Show the panel inside a `Ui`.
+    /// Show the panel inside a [`Ui`].
     pub fn show_inside<R>(
         self,
         ui: &mut Ui,
@@ -171,7 +171,7 @@ impl SidePanel {
         self.show_inside_dyn(ui, Box::new(add_contents))
     }
 
-    /// Show the panel inside a `Ui`.
+    /// Show the panel inside a [`Ui`].
     fn show_inside_dyn<'c, R>(
         self,
         ui: &mut Ui,
@@ -321,7 +321,7 @@ impl SidePanel {
 
 // ----------------------------------------------------------------------------
 
-/// `Top` or `Bottom`
+/// [`Top`](TopBottomSide::Top) or [`Bottom`](TopBottomSide::Bottom)
 #[derive(Clone, Copy, Debug, PartialEq)]
 pub enum TopBottomSide {
     Top,
@@ -416,7 +416,7 @@ impl TopBottomPanel {
         self
     }
 
-    /// The initial height of the `SidePanel`.
+    /// The initial height of the [`SidePanel`].
     /// Defaults to [`style::Spacing::interact_size`].y.
     pub fn default_height(mut self, default_height: f32) -> Self {
         self.default_height = Some(default_height);
@@ -447,7 +447,7 @@ impl TopBottomPanel {
 }
 
 impl TopBottomPanel {
-    /// Show the panel inside a `Ui`.
+    /// Show the panel inside a [`Ui`].
     pub fn show_inside<R>(
         self,
         ui: &mut Ui,
@@ -456,7 +456,7 @@ impl TopBottomPanel {
         self.show_inside_dyn(ui, Box::new(add_contents))
     }
 
-    /// Show the panel inside a `Ui`.
+    /// Show the panel inside a [`Ui`].
     fn show_inside_dyn<'c, R>(
         self,
         ui: &mut Ui,
@@ -615,9 +615,9 @@ impl TopBottomPanel {
 /// A panel that covers the remainder of the screen,
 /// i.e. whatever area is left after adding other panels.
 ///
-/// `CentralPanel` must be added after all other panels.
+/// [`CentralPanel`] must be added after all other panels.
 ///
-/// NOTE: Any [`Window`]s and [`Area`]s will cover the top-level `CentralPanel`.
+/// NOTE: Any [`Window`]s and [`Area`]s will cover the top-level [`CentralPanel`].
 ///
 /// See the [module level docs](crate::containers::panel) for more details.
 ///
@@ -643,7 +643,7 @@ impl CentralPanel {
 }
 
 impl CentralPanel {
-    /// Show the panel inside a `Ui`.
+    /// Show the panel inside a [`Ui`].
     pub fn show_inside<R>(
         self,
         ui: &mut Ui,
@@ -652,7 +652,7 @@ impl CentralPanel {
         self.show_inside_dyn(ui, Box::new(add_contents))
     }
 
-    /// Show the panel inside a `Ui`.
+    /// Show the panel inside a [`Ui`].
     fn show_inside_dyn<'c, R>(
         self,
         ui: &mut Ui,

egui/src/containers/resize.rs

@@ -52,7 +52,7 @@ impl Default for Resize {
             resizable: true,
             min_size: Vec2::splat(16.0),
             max_size: Vec2::splat(f32::INFINITY),
-            default_size: vec2(320.0, 128.0), // TODO: preferred size of `Resize` area.
+            default_size: vec2(320.0, 128.0), // TODO: preferred size of [`Resize`] area.
             with_stroke: true,
         }
     }
@@ -65,7 +65,7 @@ impl Resize {
         self
     }
 
-    /// A source for the unique `Id`, e.g. `.id_source("second_resize_area")` or `.id_source(loop_index)`.
+    /// A source for the unique [`Id`], e.g. `.id_source("second_resize_area")` or `.id_source(loop_index)`.
     pub fn id_source(mut self, id_source: impl std::hash::Hash) -> Self {
         self.id_source = Some(Id::new(id_source));
         self
@@ -85,7 +85,7 @@ impl Resize {
     /// Preferred / suggested height. Actual height will depend on contents.
     ///
     /// Examples:
-    /// * if the contents is a `ScrollArea` then this decides the maximum size.
+    /// * if the contents is a [`ScrollArea`] then this decides the maximum size.
     /// * if the contents is a canvas, this decides the height of it,
     /// * if the contents is text and buttons, then the `default_height` is ignored
     ///   and the height is picked automatically..
@@ -217,7 +217,7 @@ impl Resize {
         } else {
             // We are not being actively resized, so auto-expand to include size of last frame.
             // This prevents auto-shrinking if the contents contain width-filling widgets (separators etc)
-            // but it makes a lot of interactions with `Window`s nicer.
+            // but it makes a lot of interactions with [`Window`]s nicer.
             state.desired_size = state.desired_size.max(state.last_content_size);
         }
 

egui/src/containers/scroll_area.rs

@@ -55,7 +55,7 @@ pub struct ScrollAreaOutput<R> {
     /// What the user closure returned.
     pub inner: R,
 
-    /// `Id` of the `ScrollArea`.
+    /// [`Id`] of the [`ScrollArea`].
     pub id: Id,
 
     /// The current state of the scroll area.
@@ -136,7 +136,7 @@ impl ScrollArea {
 
     /// The maximum width of the outer frame of the scroll area.
     ///
-    /// Use `f32::INFINITY` if you want the scroll area to expand to fit the surrounding `Ui` (default).
+    /// Use `f32::INFINITY` if you want the scroll area to expand to fit the surrounding [`Ui`] (default).
     ///
     /// See also [`Self::auto_shrink`].
     pub fn max_width(mut self, max_width: f32) -> Self {
@@ -146,7 +146,7 @@ impl ScrollArea {
 
     /// The maximum height of the outer frame of the scroll area.
     ///
-    /// Use `f32::INFINITY` if you want the scroll area to expand to fit the surrounding `Ui` (default).
+    /// Use `f32::INFINITY` if you want the scroll area to expand to fit the surrounding [`Ui`] (default).
     ///
     /// See also [`Self::auto_shrink`].
     pub fn max_height(mut self, max_height: f32) -> Self {
@@ -156,7 +156,7 @@ impl ScrollArea {
 
     /// The minimum width of a horizontal scroll area which requires scroll bars.
     ///
-    /// The `ScrollArea` will only become smaller than this if the content is smaller than this
+    /// The [`ScrollArea`] will only become smaller than this if the content is smaller than this
     /// (and so we don't require scroll bars).
     ///
     /// Default: `64.0`.
@@ -167,7 +167,7 @@ impl ScrollArea {
 
     /// The minimum height of a vertical scroll area which requires scroll bars.
     ///
-    /// The `ScrollArea` will only become smaller than this if the content is smaller than this
+    /// The [`ScrollArea`] will only become smaller than this if the content is smaller than this
     /// (and so we don't require scroll bars).
     ///
     /// Default: `64.0`.
@@ -183,7 +183,7 @@ impl ScrollArea {
         self
     }
 
-    /// A source for the unique `Id`, e.g. `.id_source("second_scroll_area")` or `.id_source(loop_index)`.
+    /// A source for the unique [`Id`], e.g. `.id_source("second_scroll_area")` or `.id_source(loop_index)`.
     pub fn id_source(mut self, id_source: impl std::hash::Hash) -> Self {
         self.id_source = Some(Id::new(id_source));
         self
@@ -241,7 +241,7 @@ impl ScrollArea {
     /// If `false`, the scroll area will not respond to user scrolling
     ///
     /// This can be used, for example, to optionally freeze scrolling while the user
-    /// is inputing text in a `TextEdit` widget contained within the scroll area.
+    /// is inputing text in a [`TextEdit`] widget contained within the scroll area.
     ///
     /// This controls both scrolling directions.
     pub fn enable_scrolling(mut self, enable: bool) -> Self {
@@ -358,7 +358,7 @@ impl ScrollArea {
             let mut inner_size = outer_size - current_bar_use;
 
             // Don't go so far that we shrink to zero.
-            // In particular, if we put a `ScrollArea` inside of a `ScrollArea`, the inner
+            // In particular, if we put a [`ScrollArea`] inside of a [`ScrollArea`], the inner
             // one shouldn't collapse into nothingness.
             // See https://github.com/emilk/egui/issues/1097
             for d in 0..2 {
@@ -414,7 +414,7 @@ impl ScrollArea {
         }
     }
 
-    /// Show the `ScrollArea`, and add the contents to the viewport.
+    /// Show the [`ScrollArea`], and add the contents to the viewport.
     ///
     /// If the inner area can be very long, consider using [`Self::show_rows`] instead.
     pub fn show<R>(

egui/src/context.rs

@@ -114,7 +114,7 @@ impl ContextImpl {
 /// [`Context`] is cheap to clone, and any clones refers to the same mutable data
 /// ([`Context`] uses refcounting internally).
 ///
-/// All methods are marked `&self`; `Context` has interior mutability (protected by a mutex).
+/// All methods are marked `&self`; [`Context`] has interior mutability (protected by a mutex).
 ///
 ///
 /// You can store
@@ -287,7 +287,7 @@ impl Context {
         self.interact_with_hovered(layer_id, id, rect, sense, enabled, hovered)
     }
 
-    /// You specify if a thing is hovered, and the function gives a `Response`.
+    /// You specify if a thing is hovered, and the function gives a [`Response`].
     pub(crate) fn interact_with_hovered(
         &self,
         layer_id: LayerId,

egui/src/data/input.rs

@@ -163,7 +163,7 @@ pub enum Event {
     Paste(String),
     /// Text input, e.g. via keyboard.
     ///
-    /// When the user presses enter/return, do not send a `Text` (just [`Key::Enter`]).
+    /// When the user presses enter/return, do not send a [`Text`](Event::Text) (just [`Key::Enter`]).
     Text(String),
     /// A key was pressed or released.
     Key {
@@ -255,7 +255,7 @@ pub const NUM_POINTER_BUTTONS: usize = 3;
 
 /// State of the modifier keys. These must be fed to egui.
 ///
-/// The best way to compare `Modifiers` is by using [`Modifiers::matches`].
+/// The best way to compare [`Modifiers`] is by using [`Modifiers::matches`].
 #[derive(Clone, Copy, Debug, Default, PartialEq)]
 #[cfg_attr(feature = "serde", derive(serde::Deserialize, serde::Serialize))]
 pub struct Modifiers {

egui/src/data/output.rs

@@ -66,7 +66,7 @@ pub struct PlatformOutput {
     /// Events that may be useful to e.g. a screen reader.
     pub events: Vec<OutputEvent>,
 
-    /// Is there a mutable `TextEdit` under the cursor?
+    /// Is there a mutable [`TextEdit`](crate::TextEdit) under the cursor?
     /// Use by `egui_web` to show/hide mobile keyboard and IME agent.
     pub mutable_text_under_cursor: bool,
 
@@ -321,7 +321,7 @@ pub struct WidgetInfo {
     pub enabled: bool,
     /// The text on labels, buttons, checkboxes etc.
     pub label: Option<String>,
-    /// The contents of some editable text (for `TextEdit` fields).
+    /// The contents of some editable text (for [`TextEdit`](crate::TextEdit) fields).
     pub current_text_value: Option<String>,
     // The previous text value.
     pub prev_text_value: Option<String>,