Latest Version: 2018.3 (December 13, 2018)

[ArenMook]

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Want release notes from versions prior to 2.0.0? You can find them here.

[ArenMook]

2.00:
- NEW: Redesigned the way UIDragCamera and UIDragPanelContents work, making them much more straightforward.
- NEW: New widget has been added: Scroll Bar. It does exactly what you think it does.
- NEW: UIDraggableCamera script is used on the camera to make it draggable via UIDragCamera.
- NEW: UIDraggablePanel script is used on the panel to make it draggable via UIDragPanelContents.
- NEW: UIDraggablePanel natively supports scroll bars with "always show", "fade out if not needed" and "fade in only when dragging" behaviors.
- NEW: Scroll View (DragPanel) and Quest Log examples have been updated with scroll bars.
- NEW: Reorganized all examples to be in a more logical order -- starting with the basic, common functionality and going up from there.
- NEW: Localization will now try to automatically load the language file via Resources.Load if it wasn't found in the local list.
- NEW: Atlas Maker tool now allows you to turn off trimming of transparent pixels before importing certain sprites.
- NEW: Atlas Maker tool now allows you to specify how much padding is applied in-between of sprites.
- FIX: EditorPrefs are now used instead of PlayerPrefs to store editor-related data.
- FIX: Popup list will no longer try to call SendMessage in edit mode.
- FIX: UIEventListener.Add is now UIEventListener.Get, making the function make more sense with the -= operator.
- DEL: Scroll View example that was using UIDragObject has been removed as it's now obsolete.

[ArenMook]

2.0.1
- NEW: UIDraggablePanel will now display the bounds of the draggable widgets as an orange outline in the Scene View.
- NEW: Added a 'repositionNow' checkbox to UIDraggablePanel that will reset the clipping area using the children widget's current bounds.
- NEW: It's now possible to specify horizontal and vertical axis names for UICamera.
- FIX: UICamera will no longer process WASD or Space key events if an Input Field is currently selected.
- FIX: UIDraggablePanel's 'startingDragAmount' was renamed to 'startingRelativePosition', for clarity.
- FIX: UICheckbox will now set the checkmark state immediately on start instead of gradually.
- FIX: UISlider will now always force-set its value value on start.
- FIX: UIInput.text will now always return its own text rather than that of the label (works better with captions).
- FIX: Setting UIInput.text now sets the color of the label to the active color.

[ArenMook]

2.0.2
- FIX: UIButton series of scripts will now correctly disable and re-enable their selected state when the game object is enabled / disabled.
- FIX: SpringPanel will now notify the Draggable Panel script on movement, letting it update scroll bars correctly.
- FIX: UIDraggablePanel will now lose its momentum every frame rather than only when it's being dragged.
- FIX: UIDraggablePanel will no longer reset the panel's position on start.
- FIX: UIDraggablePanel.ResetPosition() now functions correctly.
- FIX: UIDraggablePanel.UpdateScrollbars() will now only adjust the position if the scroll bars aren't being updated (ie: called from a scroll bar).
- FIX: 3D UIs will now be created with a proper anchor offset.

[ArenMook]

2.0.3
- NEW: UIButtonSound now allows you to specify pitch in addition to volume.
- FIX: UIDraggablePanel will now update the scroll bars on start.
- FIX: UITweenScale will now start with a scale of one instead of zero by default.
- FIX: UIInput will now ignore all characters lower than space, fixing an issue with mac OS input.
- FIX: UITexture will no longer lose its material whenever something changes.
- FIX: Reworked the way the mouse is handled in UICamera, fixing a couple of highlighting issues.

[ArenMook]

2.0.4
- NEW: You can now mark panels as static using the new "widgetsAreStatic" flag if you know that its widgets won't move/rotate/scale, for an added performance boost.
- NEW: Added UIButton -- same as UIButtonColor, but has a disabled state.
- NEW: Added the OnDoubleClick event. Same as OnClick, just sent on double-click.
- FIX: UIDraggablePanel should now have noticeably better performance with many widgets.
- FIX: All private serializable properties will now be hidden from the inspector.
- FIX: UITooltip is now more robust and automatically uses background border size for padding.
- FIX: UILabel inspector now uses a word-wrapped textbox.
- FIX: UIButtonPlayAnimation and UIButtonTween now have an event receiver (on finished).
- FIX: UIGrid no longer modifies Z of its items on reposition.
- FIX: Only one Localization class is now allowed to be present.
- FIX: UILabel should now have a bit better performance in the editor.
- FIX: UISprite's MakePixelPerfect setting now takes padding into account properly.

[ArenMook]

2.0.5
- NEW: Added support for custom-defined symbols (emoticons and such) in fonts.
- NEW: Added NGUI menu -> Make Pixel Perfect (Alt+Shift+P), and NGUI Menu -> Add Collider is now Alt+Shift+C.
- NEW: Added OnActivate condition to tweens and active animations.
- NEW: It's now possible to have a UITable position items upwards instead of downwards.
- NEW: It's now possible to have a "sticky" tooltip specified on UICamera, making it easier for tooltips to show up.
- NEW: UIInput will now send out OnInputChanged notifications when typing.
- NEW: Added TweenVolume script you can use to tween AudioSource's volume.
- FIX: Fixed what was causing the "Cleaning up leaked objects in scene" message to show up.

[ArenMook]

2.0.6
- NEW: Added support for fonts packed into separate RGBA channels (read: eastern language fonts can now be 75% smaller).
- NEW: UITooltip is now a part of NGUI's core rather than being in examples, allowing you to use it freely.
- NEW: Submit and cancel keys can now be specified on the UICamera (before they were hardcoded to Return and Escape).
- FIX: Unity should no longer crash when a second widget is added to the same game object.
- FIX: UIDrawCall no longer updates the index buffer unless it needs to, resulting in increased performance.
- FIX: UIDrawCall now uses double-buffering, so iOS performance should increase.
- FIX: You can now specify whether symbols are affected by color or not (or if they're processed for that matter).
- FIX: Fixed an issue with highlighting not returning to highlighted state after press.

[ArenMook]

2.0.7
- NEW: You can now specify what keyboard type will be used on mobile devices.
- NEW: You can now add input validation to your inputs to exclude certain characters (such as make your input numeric-only).
- FIX: Packed fonts no longer tie up the alpha channel, and can now be affected by alpha just fine.
- FIX: Clipped panels will no longer cause the unused material message in the console.
- FIX: 3D UIs should now be created with a proper anchor offset.
- FIX: UISliderColors will now work for more than 3 colors.
- FIX: UIPanel will no longer cause a null exception at run time.

[ArenMook]

2.0.8:
- NEW: Packed fonts now have clipped version of shaders, making them work with clipped panels.
- NEW: You can now specify the maximum number of lines on UILabel instead of just multiline / single line option.
- NEW: UIButton's disabled color can now be specified explicitly.
- NEW: Tweens and animations now have OnDoubleClick and OnSelect events to work with as well.
- NEW: It's now possible to control the volume used by all UI sounds: NGUITools.soundVolume.
- NEW: You can now delay a tween by specifying a start time delay.
- NEW: You can now disable multi-touch on UICamera, making all touches be treated as one.
- NEW: MakePixelPerfect is now in NGUITools, not NGUIMenu.
- FIX: UIImageButton won't switch images anymore if the script is disabled.
- FIX: Starting value in Localization will no longer overwrite the explicitly switched languages.

[ArenMook]

2.0.9:
- NEW: UITable can now return its list of children (in sorted order) via UITable.children.
- FIX: UISpriteAnimation can now be paused with FPS of 0.
- FIX: UITweener's delay should now work properly.
- FIX: UIPanel should now create draw calls with "dont destroy on load" flag instead of hideflags at run time, resolving a rare warning.
- FIX: Tweaks to how multi-touches are handled when they're disabled.
- FIX: Removed the "#pragma fragmentoption ARB_precision_hint_fastest" which was causing issues due to no support on android, mac mini's and possibly other devices.
- FIX: UIInput carat should be removed upon leaving the field on iOS.
- FIX: UIInput default text should be removed OnSelect on iOS.
- FIX: Inventory example should no longer have its own menu, but will instead be under NGUI.

[ArenMook]

2.1.0:
- NEW: Now maintained under Unity 3.5.3.
- NEW: BetterList now has Insert and Contains functions.
- NEW: UITweener now has bounce style tweening methods.
- NEW: UITweener's OnUpdate function now has "isFinished" parameter that's set to 'true' if it's the last update.
- NEW: TweenTransform is now capable of re-parenting the object when finished.
- NEW: Added TweenVolume that can tween an audio source's volume.
- NEW: UICamera now has a new property: "Generic Event Handler". If set, this object will receive a copy of all events regardless of where they go.
- NEW: Widget Wizard now lets you specify an initial pivot point for sprites.
- NEW: UISpriteAnimation now has an option to not loop the animation anymore, and can tell you how many frames it has.
- NEW: Added TweenFOV that can be used to tween camera's field of view.
- NEW: Added a UISoundVolume script that can change the volume of the sounds used by NGUITools.PlaySound when attached to a slider.
- FIX: UIInput will now bring up a proper password keyboard on touch-based devices.
- FIX: UIImageButton will now set the correct sprite when it's enabled while highlighted.
- FIX: DragDropItem example script will now work on touch-based devices.
- FIX: UIButtonPlayAnimation will now clear the event receiver if none was specified.
- FIX: Various changes to UICamera, making it more touch-device friendly.
- FIX: UIPanels marked as static will now update their geometry when new widgets get added.
- FIX: Shaders no longer use "fixed" data type as it seems to have issues on certain devices.
- DEL: Removed old deprecated functions in order to clean up the code.

[ArenMook]

2.1.1:
- NEW: New texture packer, alternative to using Unity's built-in one. Default is still Unity for backwards compatibilty.
- NEW: Added a different line wrapping functionality for input fields contributed by MightyM.
- NEW: UILocalize now has a "Localize" function you can trigger to make it force-localize whatever it's on.
- NEW: UITweener now has an option to not ignore timeScale.
- FIX: Fixed a "drifting panel" issue introduced in the last update.
- FIX: Added a warning for slider thumb used with radially filled sliders (not supported).
- FIX: ActiveAnimation will now clear its event receiver and callback on Play.
- FIX: UISpriteAnimation.isDone is now UISpriteAnimation.isPlaying, and is no longer backwards.

[ArenMook]

2.1.2:
- NEW: Selected widgets now show their panel's bounding rect, which is the screen's rect if the panel isn't clipped.
- FIX: Tweens that have not been added dynamically will start playing correctly.
- FIX: Texture packer should now have better packing logic.

[ArenMook]

2.1.3:
- NEW: Seeing as it was an often-asked question, the Scroll View example now features a toggle that makes the scrolled list center on items.
- NEW: UIAnchor can now anchor to sides of other widgets and panels.
- NEW: UICamera now has "drag threshold" properties. Drag events will only be sent after this threshold has been exceeded.
- NEW: You no longer have to create a material for the UITexture.
- NEW: You can now specify a UV rect for the UITexture if you only wish to display a part of it.
- NEW: All event senders, tweens and animation components now have a delegate callback you can use instead of the SendMessage-based event receiver.
- NEW: Added UICamera.current and UIPopupList.current.
- NEW: SpringPosition now has "on finished" event notifications (both event receiver and delegate).
- NEW: Added a new script that can be used to change the alpha of an entire panel worth of widgets at once: UIPanelAlpha.
- FIX: Replaced most usages of List with BetterList instead in order to significantly reduce memory allocation.
- FIX: Custom texture packer now respects padding correctly.