Remove serde_yaml dependency (moved to dev-dependency)

cursive-core 0.1.1

API updates

• Add Dialog::into_content.
• Add Callback::from_fn_once and once1! macro to wrap a FnOnce in a FnMut.
• Add FixedLayoutView with manual placement of child views.
• Add OnLayoutView to override View::Layout
• Add Cursive::{dump, restore} to save and load the global state.
• Add NamedView::{name, set_name} to retrieve or replace the given name.
• Add LinearLayout::find_child_with_name.
• Add ScrollView::on_scroll callback.
• Add once1! macro to turn a FnOnce into FnMut.
• Implement Default for some wrapper views where the child is Default.

Bugfixes

• More hygienic wrap_impl! macro using fully-qualified paths.
• Fixed LinearLayout giving children incorrect sizes.
• More accurate "important area" for ShadowView and PaddedView.
• Fix potential panic when calling TextArea::set_cursor before its first layout phase.
• Disabled views no longer accept input if they are still in focus.

Breaking changes

• Split library into a backend-agnostic cursive-core and a user-facing cursive.
• Cursive::default now needs the cursive::CursiveExt trait to be in scope.
• Update dependencies:
  • crossterm to 0.17.
  • enumset to 1.0
  • ahash to 0.3
  • pulldown-cmark to 0.7
• Add PaletteColor::HighlightText
• AnyCb now takes a &mut dyn View rather than a &mut dyn Any.

API updates

• Added cursive::{default,ncurses,pancurses,termion,crossterm,blt,dummy} functions.
• Add Cursive::debug_name
• Add ScreensView to move some code away from the Cursive root
  • Reworked global callbacks configuration
  • Ctrl-C can be rewired to no longer exit the application
• Add SelectView::(try_)iter_mut()
• Dialog::{test, info} now accept StyledString as input
• Add missing functions to Checkbox re: enabled state

Bugfixes

• Fix Ctrl-Z binding for ncurses
• Fix potential crash with empty SelectView
• Add toml and markdown features to docs.rs

Breaking changes

• cursive::event::AnyCb changed from Box<...> to &mut ..., so users of View::call_on_any no longer need to box their closures.
• Remove BoxView::squishable.
• Update crossterm to 0.14.
• Removed From implementations for Margins. Use Margins::lrtb and the like instead.
  • Or Dialog::padding_lrtb.
• Renamed multiple types (old names are still re-exported, but deprecated):
  • BoxView -> ResizedView
  • ViewBox -> BoxedView
  • SizedView -> LastSizeView
  • Identifiable -> Nameable
  • Boxable -> Resizable
  • IdView -> NamedView
  • Selector::Id -> Selector::Name
  • with_id -> with_name
  • call_on_id -> call_on_name
  • find_id -> find_name
  • focus_id -> focus_name

API updates

• SelectView::{item, with_all} now accept S: Into<StyledString> for colored labels.
• Add ScrollView::scroll_to_important_area.
• Add LinearLayout::set_focus_index.
• Add XY::{sum, product}.
• view::scroll is now a public module.
• Add Cursive::process_events and Cursive::post_events.
  • This gives users finer control than Cursive::step.
• Layer now has a color option.
• LinearLayout can now directly add boxed views without re-boxing.
• Add inner getters to EnableableView.
• Add PaddedView::get_inner(_mut).
• Add a bunch of constructors for Margins.
• Add Dialog::padding_lrtb
• Add Dialog::set_padding*
• Add PaddedView::lrtb

Improvements

• Changed the default color for TitleSecondary from yellow to light blue.
• Changed the default color for Tertiary from grey to white.
• Reduced dependencies (toml is now optional, removed hashbrown).
• Cursive::default() now fallbacks do dummy backend if no other is available.

Bugfixes

• Fixed ScrollView::show_scrollbars().
• Correctly update the offset for ScrollView after focus change.
• Fixed layout for BoxView with some size constraints.
• On Windows, do not print unix-specific character during initialization.
• Fix out-of-bounds access for some mouse events in MenuPopup

Breaking changes

• Update enum-map fron 0.5 to 0.6

API updates

• Add Effect::Strikethrough (not supported on ncurses)
• Add ListView::remove_child
• Replace xursive::CbFunc with Box<FnOnce>
• Add ScrollView::{inner_size, is_as_{bottom, top, left, right} }
• Add getters for current value in SliderView
• More fields made public in cursive::logger
• Add a "puppet" backend for testing and instrumentation

Improvements

• Performance improvements for the crossterm backend

Bugfixes

• Fix a possible panic when a TextView is updated asynchronously while it's being layed out.
• Fixed weird behaviour of SizeConstraint::Full with ScrollView.

Breaking changes

• Updated enumset from 0.3 to 0.4

API updates

• Add Cursive::take_user_data, replaces the current user data with ().

Improvements

• DebugConsole now has horizontal scrolling enabled.
• pancurses backend now correctly recognizes the "Enter" key from the numpad as "Enter".

API updates

• Add a new backend based on the crossterm library.
• Bring back Cursive::set_fps for <30Hz refresh rates.
• Add Cursive::backend_name to get the name of the current backend.
• Add direct downcast methods to dyn AnyView
• Add sort methods to SelectView

Improvements

• Improved printer performance with styled spans.

API updates

• Added manual scrolling methods to view::scroll::Core:
  • keep_in_view, scroll_to, scroll_to_x, scroll_to_y
    Note: the view::scroll module is hidden behind an experimental
    feature unstable_scroll.

Improvements

• Improved printer performance (thanks to @chrisvest).

Bugfixes

• Fixed MenuPopup borders near delimiters.

Breaking changes

• Cursive::{ncurses, pancurses, termion} now return
  io::Result<Self> instead of panicking. Cursive::default() still unwraps.
  • Also added Cursive::try_new for failible backends.
• Replaced set_fps(i32) with set_autorefresh(bool)
• Finder::find_id() is renamed to call_on_id(), and a proper
  find_id() was added instead.
• Updated the Backend trait for a simpler input system
• Updated to Rust 2018 edition (now requires rustc > 1.31)
• Cursive::clear() now takes &mut self

API updates

• Add a logging implementation (logger::init()) and a DebugConsole
  (cursive::toggle_debug_console())
• Add user-data to Cursive.
  • Cursive::set_user_data() can store some user-defined data structure.
  • Cursive::user_data() and Cursive::with_user_data() can be used to
    access the data.
• Add StackView::remove_layer()
• Add CircularFocus view (and bring proper circular focus to dialogs)
• Add HideableView::is_visible()
• Add type CbSink = Sender<Box<CbFunc>> as an alias for the return type of
  Cursive::cb_sink()
• Add LinearLayout::{insert_child, swap_children, set_weight} for more
  in-place modifications.
• Add Printer::{cropped_centered,shrinked_centered}

Improvements

• Updated termion backend to use direct /dev/tty access for improved performance.
• Enabled raw mode for ncurses and pancurses. Among other improvements, this
  lets applications receive Ctrl+S and Ctrl+Q events.

Bugfixes

• Fixed overflow check for titles in Dialog and Panel

• Add EventTrigger and update OnEventView to use it
  • Breaking change: "inner" callbacks for OnEventView now take the event as extra argument.
• Add Printer::enabled and EnableableView to disable whole subtrees
• Add PaddedView to add padding around any view
• Add RadioGroup::on_change to set a callback on selection change
• Use styled strings in SelectView
  • Breaking change: SelectView::get_item_mut now returns a Option<(&mut StyledString, &mut T)>
• Fix mouse events on Ubuntu
• Add doc tests/examples to XY and Vec2