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# Egui Changelog
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All notable changes to the Egui crate will be documented in this file.
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NOTE: `egui_web` and `egui_glium` has their own changelogs!
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The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
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## Unreleased
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### Added ⭐
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* Emoji support:
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* 1216 different emojis.
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* Works in any text.
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* Great for button icons.
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* The Demo app comes with a Font Book to explore the available glyphs.
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* Wrapping layouts:
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* `ui.horizontal_wrapped(|ui| ...)`: Add widgets on a row but wrap at `max_size`.
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* `ui.horizontal_wrapped_for_text`: Like `horizontal_wrapped`, but with spacing made for embedding text.
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* `egui::Layout` now supports justified layouts where contents is _also_ centered, right-aligned, etc.
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* `ui.allocate_ui(size, |ui| ...)`: Easily created a sized child-`Ui`.
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* `SelectableLabel` (`ui.selectable_label` and `ui.selectable_value`): A text-button that can be selected.
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* `ui.small_button`: A smaller button that looks good embedded in text.
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* Add `Resize::id_source` and `ScrollArea::id_source` to let the user avoid Id clashes.
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### Changed 🔧
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* Changed default font to [Ubuntu-Light](https://fonts.google.com/specimen/Ubuntu).
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* Remove minimum button width
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* Refactored `egui::Layout` substantially, changing its interface.
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* Calling ``on_hover_text`/`on_hover_ui` multiple times will stack tooltips underneath the previous ones.
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* Text wrapping on labels, buttons, checkboxes and radio buttons is now based on the layout.
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### Removed 🔥
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* Removed the `label!` macro
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## 0.4.0 - 2020-11-28
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### Added ⭐
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* `TextEdit` improvements:
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* Much improved text editing, with better navigation and selection.
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* Move focus between `TextEdit` widgets with tab and shift-tab.
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* Undo edtis in a `TextEdit`.
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* You can now check if a `TextEdit` lost keyboard focus with `response.lost_kb_focus`.
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* Added `ui.text_edit_singleline` and `ui.text_edit_multiline`.
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* You can now debug why your `Ui` is unexpectedly wide with `ui.style_mut().visuals.debug_expand_width = true;`
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### Changed 🔧
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* Pressing enter in a single-line `TextEdit` will now surrender keyboard focus for it.
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* You must now be explicit when creating a `TextEdit` if you want it to be singeline or multiline.
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* Improved automatic `Id` generation, making `Id` clashes less likely.
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* Egui now requires modifier key state from the integration
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* Added, renamed and removed some keys in the `Key` enum.
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* Fixed incorrect text wrapping width on radio buttons
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### Fixed 🐛
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* Fixed bug where a lost widget could still retain keyboard focus.
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## 0.3.0 - 2020-11-07
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### Added ⭐
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* Panels: you can now create panels using `SidePanel`, `TopPanel` and `CentralPanel`.
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* You can now override the default Egui fonts.
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* Add ability to override text color with `visuals.override_text_color`.
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* The demo now includes a simple drag-and-drop example.
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* The demo app now has a slider to scale all of Egui.
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### Changed 🔧
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* `ui.horizontal(...)` etc returns `Response`.
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* Refactored the interface for `egui::app::App`.
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* Windows are now constrained to the screen.
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* `Context::begin_frame()` no longer returns a `Ui`. Instead put your widgets into a `SidePanel`, `TopPanel`, `CentralPanel`, `Window` or `Area`.
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* `Context::end_frame()` now returns paint commands that need to be converted to triangles with `Context::tesselate()`.
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* Anti-aliasing is now off by default in debug builds.
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### Removed 🔥
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* You can no longer throw windows.
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### Fixed 🐛
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* Fix a bug where some regions would slowly grow for non-integral scales (`pixels_per_point`).
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## 0.2.0 - 2020-10-10
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* Color picker
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* Unicode characters in labels (limited by [what the default font supports](https://fonts.google.com/specimen/Comfortaa#glyphs))
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* Simple drop-down combo box menu
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* Logarithmic sliders
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* Optimization: coarse culling in the tesselator
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* CHANGED: switch argument order of `ui.checkbox` and `ui.radio`
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## 0.1.4 - 2020-09-08
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This is when I started the CHANGELOG.md, after almost two years of development. Better late than never.
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* Widgets: label, text button, hyperlink, checkbox, radio button, slider, draggable value, text editing
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* Layouts: horizontal, vertical, columns
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* Text input: very basic, multiline, copy/paste
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* Windows: move, resize, name, minimize and close. Automatically sized and positioned.
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* Regions: resizing, vertical scrolling, collapsing headers (sections)
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* Rendering: Anti-aliased rendering of lines, circles, text and convex polygons.
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* Tooltips on hover
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