UIActivityIndicatorView UIActivityIndicatorView Class

Default constructor that initializes a new instance of this class with no parameters.

Initializes the UIActivityIndicatorView with the specified frame.

A constructor used when creating managed representations of unmanaged objects; Called by the runtime.

A constructor that initializes the object from the data stored in the unarchiver object.

Constructor to call on derived classes to skip initialization and merely allocate the object.

The screen coordinates for the accessibility element.

An attributed string providing a brief description of the behavior of the accessibility element.

A brief attributed string describing the purpose of the UIView.

An attributed string holding the value of the UIView, when it is different than the AccessibilityAttributedLabel.

Allows methods to be added to AccessibilityCustomActions as accessibility-supporting supplementary actions.

Whether the view's accessibility elements are visible.

The Frame of the accessibility element, in screen coordinates.

A brief description of the action performed by the accessibility element.

Uniquely identifies this for the purposes of accessibility.

Gets or sets whether the UIView will invert its colors in response to such an accessibility request.

A localized identifier for the accessibility element.

The BCP 47 language tag of the language used to speak the accessibility element's components.

Gets or sets the navigation style.

Allows the accessibility element to be non-rectangular.

A bitmask of the UIAccessibilityTraits of this.

The value of the accessibility element.

Whether Voice Over should ignore sibling elements.

The appearance of the activity indicator.

Adjustments to the Frame for use with Auto Layout.

Controls the transparency (alpha) value for the view.

Strongly-typed property that returns the UIAppearance class for this class.

A bitmask that specifies how the receiver should resize itself when it's super-view's bounds change.

Specifies whether the receiver should automatically resize its Subviews when the receiver's Bounds change.

Sets the background color of the UIView.

The NSLayoutYAxisAnchor that defines the bottom of this UIView.

The usable frame of the view, specified using the view's own coordinate system.

Determines whether this UIREsponder is willing to become the first responder.

Whether this UIView can become the focused view.

Determines whether this UIResponder is willing to give up its first responder status.

The center of the view, in the container coordinate space.

The NSLayoutXAxisAnchor that defines the X-axis center of this UIView.

The NSLayoutYAxisAnchor that defines the Y-axis center of this UIView.

The handle for this class.

Specifies that the drawing buffer be erased prior to calling DrawRect(CGRect, UIViewPrintFormatter)

Specifies whether the Subviews are confined to the Bounds of the receiver.

Gets the UIBezierPath to be used for collision detection.

Gets the UIDynamicItemCollisionBoundsType describing the type of bounds used for collision detected.

The color of the activity indicator.

The constraints used by Auto Layout on this UIView.

Controls how the cached bitmap of a view must be rendered when the view's bounds change.

The number of device pixels per logical coordinate point.

Developers should not use this deprecated property. Developers should use 'CreateResizableImage' instead.

Returns the coordinate space implemenation for the UIView.

A developer-meaningful description of this object.

Description of the object, the Objective-C version of ToString.

Gets or sets the layout margins for laying out content that respects the current language direction.

Gets the layout direction for arranging the view's contents.

Restricts the event delivery to this view.

A NSLayoutYAxisAnchor that defines a constraint based on the baseline of the first line of text in this UIView.

Whether the UIView is the focused view.

Gets the focus container that provides spatial information to child focus items.

Coordinates of the view relative to its container.

The array of UIGestureRecognizers for this UIView.

Handle (pointer) to the unmanaged object representation.

Returns true if the Auto Layout for this UIView is ambiguous.

The NSLayoutDimension that defines the height of this UIView.

Specifies whether the UIView displays or not.

This property controls if the activity indicator is hidden when the animation stops.

Custom view that can be attached when the object becomes the first responder.

Gets the custom accessory UIInputViewController to display when this UIResponder becomes the first responder.

Gets the assistant that will be used to configure the shortcut bar.

Custom view to display when the object becomes the first responder. Read-only.

Gets the custom UIInputViewController to display when this UIResponder becomes the first responder.

Gets or sets a Boolean value that controls whether margins are adjusted to always fall within the safe area. Default is true.

Gets or sets the current set of interactions.

The size of the intrinsic content of the UIView.

Whether this is an accessibility element.

Returns true if the activity is animating, false if it is not.

Returns whether this UIResponder is the First Responder.

The key commands that should trigger action on this UIResponder. Read-only.

A NSLayoutYAxisAnchor that defines a constraint based on the baseline of the first line of text in this UIView.

The Core Animation layer used for rendering.

The UILayoutGuide objects defined for this UIView.

Lays out margins.

Defines the margin attributes.

The NSLayoutXAxisAnchor that defines the leading edge of this UIView.

The NSLayoutXAxisAnchor that defines the left edge of this UIView.

Returns mask view.

Current set of motion effects on this view.

Controls whether the UIView can handle multitouch events.

The next responder on the response chain

Determines whether the view is opaque or not.

Gets the parent focus environment.

The UIPasteConfiguration supported by this object.

Returns the UIView that should actually be focused.

An array of IUIFocusEnvironments that are recursively searched by the system to find the default focused view.

Preserves layout margins for superview.

An area that can be read by the user with minimal head moving.

If not null, indicates that the UIView supports state preservation and restoration.

Returns the current Objective-C retain count for the object.

The NSLayoutXAxisAnchor that defines the right edge of this UIView.

Gets the insets that place the content so that navigation and tab bars, toolbars, and other content does not obscure the view of the content.

Gets the layout guide for placing the content so that navigation and tab bars, toolbars, and other content does not obscure the view of the content.

Specifies whether the UIView should maintain it's layour or flip when used with a right-to-left layout.

Whether the UIView's children should be grouped for the purposes of voice-over, regardless of their position on the screen.

An array of UIViews that are contained within this UIView.

Handle used to represent the methods in the base class for this NSObject.

The UIView, if any, that contains this UIView in its Subviews.

An integer that can be used to identify a specific UIView instance.

An identifier indicating that this UIResponder should preserve its text input mode information. Read-only.

The text input mode for this UIResponder. Read-only.

The tint adjustment applied to this UIView or one of its parent views.

A highlight color which should be used to indicate interactive controls.

The NSLayoutYAxisAnchor that defines the top of this UIView.

The NSLayoutXAxisAnchor that defines the leading edge of this UIView.

Returns a trait collection.

The transform of the UIView, relative to the center of its bounds.

Specifies whether the autoresizing mask should be translated into constraints for Auto Layout.

The nearest shared NSUndoManager in the responder chain. Read-only.

Action that encapsulates a user activity that is supported by this responder.

Determines whether input events are processed by this view.

Returns the UIView upon which baseline constraints should be applied.

When overridden, allows the app dev to return a subview as the basis for baseline constraints.

When overridden, allows the app dev to return a subview as the basis for baseline constraints.

Returns a UIViewPrintFormatter appropriate for the UIView.

The NSLayoutDimension that defines the horizontal extent of this UIView.

The UIWindow of the UIView.

Activates accessibility for this UIView, returning true on success.

Tells the accessibility element to decrement the value of its content.

Indicates that an assistive technology has set its focus to this UIResponder.

Indicates that an assistive technology has changed its focus from this UIResponder.

Indicates whether an assistive technology is focused on this UIResponder.

Tells the accessibility element to increment the value of its content.

Tells the accessibility system to dismiss a modal popover or hierarchically-displayed element.

Toggles the application-defined "most important state" of the app.

When overridden, allows the accessibility system to perform scrolling.

Retrieves the default CAAction identified by that targets .

This is an alias for AddSubview(UIView), but uses the Add pattern as it allows C# 3.0 constructs to add subviews after creating the object.

Adds a constraint to the layout of the receiving view or its subviews.

Adds multiple constraints to the layout of the receiving view or its subviews.

Adds a gesture recognizer to this view.

Adds the interaction to the view.

Adds the specified guide, allowing for Autolayout control without creating dummy views.

Adds the specified motion effect to the view.

Registers an object for being observed externally (using NSString keyPath). Observed changes are dispatched to the observer’s object ObserveValue(NSString, NSObject, NSDictionary, IntPtr) method.

Registers an object for being observed externally (using string keyPath). Observed changes are dispatched to the observer’s object ObserveValue(NSString, NSObject, NSDictionary, IntPtr) method.

Registers an object for being observed externally using an arbitrary method.

Registers an object for being observed externally using an arbitrary method.

Adds the specified view as a subview of this view.

Convenience routine to add various views to a UIView.

Returns a customized alignment rectangle for Auto Layout.

Returns a strongly typed UIAppearance for instances of this class when the view is hosted in the specified hierarchy.

Called after the object has been loaded from the nib file. Overriders must call base.AwakeFromNib().

Request the object to become the first responder.

Invokes asynchrously the specified code on the main UI thread.

Moves the specified subview so that it appears in front of other Subviews.

Gets whether this can accept a paste operation by the .

Determines if this UIResponder can perform the specified action. Typically used to probe for editing commands.

Performs a screen-capture of the UIView.

Invoked to determine if this object implements the specified protocol.

Returns the resistance of an axis to compression below its intrinsic size.

Returns the resistance of an axis to expansion larger than its intrinsic size.

Converts from the coordinate system to thisUIView object's coordinate system.

Converts from the coordinate system of to this object's coordinate system.

Converts from this object's coordinate system to that of .

Converts from this object's coordinate system to that of .

Converts from the coordinate system of to that of this object.

Converts from the coordinate system used in to that of this object.

Converts from this object's coordinate system to that described by .

Converts from this object's coordinate system to that of .

Performs a copy of the underlying Objective-C object.

Indicates a "Copy" editing operation.

Indicates a "Cut" editing operation.

Application developers can override this method to support state restoration.

Indicates a "Delete" editing operation.

Indicates a change occurred to the indexes for a to-many relationship.

Indicates that a change occurred on the specified key.

Called to tell the focused item in the UIView that the focus may change.

Called after the UIView has either lost or received focus. (See also ShouldUpdateFocus(UIFocusUpdateContext).)

Releases the resources used by the NSObject object.

Releases the resources used by the UIView object.

Indicates that this object does not recognize the specified selector.

Draws the view within the passed-in rectangle.

Developers should override this method if their appr draws the UIView contents.

Renders the complete view hierarchy visible on screen.

Application developers can override this method to store state associated with the view.

Encodes the state of the object on the provided encoder

This method exchanges the indices of two UIViews within the Subviews array.

Randomly changes the Frame within an ambiguous set of Auto Layout constraints.

Returns the frame resulting from applying the alignmentRect to the current Auto Layout constraints.

Determines if the specified gesture recognizers should be allowed to track touch events.

Returns an appearance proxy for the specified traits.

Returns an appearance proxy for the specified traits when found in the containers containment hierarchy.

Obtains the appearance proxy UIActivityIndicatorView.UIActivityIndicatorViewAppearance for the subclass of UIActivityIndicatorView.

Obtains the appearance proxy UIActivityIndicatorView.UIActivityIndicatorViewAppearance for the subclass of UIActivityIndicatorView.

Obtains the appearance proxy UIActivityIndicatorView.UIActivityIndicatorViewAppearance for the subclass of UIActivityIndicatorView that has the specified trait collection when the view is hosted in the specified hierarchy.

Returns the array of NSLayoutConstraint that are affecting the layout of the UIView along the specified axis.

Retrieves the values of the specified keys.

Returns an enumerator that lists all of the subviews in this view

Returns a list of all the child focus items within the specified rectangle.

Generates a hash code for the current instance.

Returns the object that responds to an action.

The frontmost visible, interaction-enabled UIView containing .

Inserts the specified subview at the specified location as a subview of this view.

Inserts the specified view above the siblingSubvie in the view hierarchy

Inserts the specified view below the siblingSubview in the view hierarchy.

Alerts the Auto Layout system that the intrinsic value of the UIView has changed.

Invokes synchrously the specified code on the main UI thread.

Returns true if this UIView is in the view's view hierarchy.

Lays out the subviews if needed.

Lays out changed subviews

Called to indicate that the object's Bounds has changed.

Lays out subviews.

Sets the direction in which text is written to be left-to-right.

Sets the direction in which text is written to be right-to-left.

Promotes a regular peer object (IsDirectBinding is true) into a toggleref object.

Method invoked when a motion (a shake) has started.

Method invoked if the operating system cancels a motion (shake) event.

Method invoked when a motion (shake) has finished.

Indicates the UIView has had its Superview property changed.

Indicates the UIView has had its Window property changed.

Creates a mutable copy of the specified NSObject.

Indicates that the Auto Layout constraints of the UIView need updating.

Indicates that the value at the specified keyPath relative to this object has changed.

Called to perform a paste operation from .

Indicates a "Paste" editing operation.

Invokes the selector on the current instance and if the obj is not null, it passes this as its single parameter.

Whether is inside thisUIView object's Bounds.

Indicates that a physical button has been pressed on a remote or game controller.

Indicates a physical button-press event has been cancelled due to a system event.

Indicates that the Force value of the evt has changed.

Indicates the ending of a press of a physical button on a remote or game controller.

Updates custom input and accessory views when this object is the first responder.

Indicates that a remote-control event was received.

Removes an Auto Layout constraint from the UIView's Constraints.

Removes multiple Auto Layout constraints from the UIView's Constraints.

Detaches the UIView from its Superview.

Removes a gesture recognizer from the UIView's GestureRecognizers.

Removes the interaction from the view.

Removes guide from the LayoutGuides array.

Removes the specified motion effect to the view.

Stops the specified observer from receiving further notifications of changed values for the specified keyPath.

Stops the specified observer from receiving further notifications of changed values for the specified keyPath and context.

Stops the specified observer from receiving further notifications of changed values for the specified keyPath.

Stops the specified observer from receiving further notifications of changed values for the specified keyPath and context.

Called when this UIResponder has been asked to resign its first responder status.

Efficiently creates a rendering of this object's current appearance within .

Whether this object recognizes the specified selector.

Restores the state that is necessary for continuance of the specified user activity.

Method that is called when the safe area changes.

Indicates a "Select" editing operation.|b

Indicates a "Select All" editing operation.

Moves a UIView so that it appears behind all its siblings.

Sets the resistance to compression below the UIView's IntrinsicContentSize.

Sets the resistance to expansion beyond the UIView's IntrinsicContentSize.

Marks the view dirty and queues a redraw operation on it.

Marks a region of the view as dirty and queues a redraw operation on that region.

When this is the active focus environment, requests a focus update, which can potentially change the PreferredFocusedView. (See also UpdateFocusIfNeeded().)

Sets whether subviews need to be rearranged before displaying.

Indicates to the Auto Layout system that it must call UpdateConstraints().

Sets the value of the specified key to null.

Sets the value of the property specified by the key to the specified value.

A constructor used when creating managed representations of unmanaged objects; Called by the runtime.

Sets the value of a property that can be reached using a keypath.

Indicates an attempt to write a value to an undefined key. If not overridden, raises an NSUndefinedKeyException.

Sets the values of this NSObject to those in the specified dictionary.

Called prior to the UIView either losing or receiving focus. If either focus environment returns false, the focus update is canceled.

Returns the SizeF that best fits this UIView.

Moves and resizes the UIView so that it tightly encloses its Subviews

Creates a UIView that contains a snapshot image of the current view's contents.

Starts the progress indicator animation.

Stops the progress indicator animation.

Tells the view when subviews are added.

Calculates the smallest or largest size that this UIView can have that satisfies its Auto Layout constraints.

Returns the optimal size for this, based on constraints, and the fitting priority arguments.

Called when the TintColor changes, such as when a UIActionSheet is displayed.

Toggles the use of a bold font.

Toggles the use of an italic font.

Toggles the use of underlining.

Returns a string representation of the value of the current instance.

Sent when one or more fingers touches the screen.

Sent when the touch processing has been cancelled.

Sent when one or more fingers are lifted from the screen.

Called when the estimated properties of touches have been updated.

Sent when one or more fingers move on the screen.

Defines previous trait collection.

Updates the Auto Layout constraints for the UIView.

Updates the constraints of the UIView and its Subviews.

If any focus environment has a pending update, this method forces an immediate focus update. Unlike SetNeedsFocusUpdate(), this method may be called by any UIView, whether it currently contains focus or not.

Updates a given user activity state.

Returns the value of the property associated with the specified key.

Returns the value of a property that can be reached using a keypath.

Indicates an attempt to read a value of an undefined key. If not overridden, raises an NSUndefinedKeyException.

Returns the UIView identified by the tag. May return null.

Indicates that the values of the specified indices in the specified key are about to change.

Indicates that the value of the specified key is about to change.

Called shortly before the is drawn.

Called before the Superview changes.

This method is called by the runtime when assigning a new UIWindow to the UIView's view hierarcy. This method will be called on all UIViews in the hierarchy, not just the top-level UIView.

Called prior to the removal of a subview.

Method that is called when layer is about to be drawn.

Gets the array of UIAccessibilityCustomRotor objects appropriate for this object.

Sets the array of UIAccessibilityCustomRotor objects appropriate for this object.

Returns the closed path that is used for collision detection.

Returns a value that tells how collision bounds are specified.

Gets the focus container for the environment.

Gets the parent focus environment.

Gets the list of focus environments, ordered by priority, that the environment prefers when updating the focus.

Called when a focus change may soon happen.

Returns the frame in the reference coordinate space of the containing IUIFocusItemContainer.

Returns true if the responder can paste from the specified item providers.

Performs the paste.

A hardware keyboard request (Command-minus) to decrease the size of the UIResponder.

A hardware keyboard request (Command-plus) to increase the size of the UIResponder.