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- //
- // MBProgressHUD.h
- // Version 1.0.0
- // Created by Matej Bukovinski on 2.4.09.
- //
- // This code is distributed under the terms and conditions of the MIT license.
- // Copyright © 2009-2016 Matej Bukovinski
- //
- // Permission is hereby granted, free of charge, to any person obtaining a copy
- // of this software and associated documentation files (the "Software"), to deal
- // in the Software without restriction, including without limitation the rights
- // to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- // copies of the Software, and to permit persons to whom the Software is
- // furnished to do so, subject to the following conditions:
- //
- // The above copyright notice and this permission notice shall be included in
- // all copies or substantial portions of the Software.
- //
- // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- // AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- // THE SOFTWARE.
- #import <Foundation/Foundation.h>
- #import <UIKit/UIKit.h>
- #import <CoreGraphics/CoreGraphics.h>
- @class MBBackgroundView;
- @protocol MBProgressHUDDelegate;
- extern CGFloat const MBProgressMaxOffset;
- typedef NS_ENUM(NSInteger, MBProgressHUDMode) {
- /// UIActivityIndicatorView.
- MBProgressHUDModeIndeterminate,
- /// A round, pie-chart like, progress view.
- MBProgressHUDModeDeterminate,
- /// Horizontal progress bar.
- MBProgressHUDModeDeterminateHorizontalBar,
- /// Ring-shaped progress view.
- MBProgressHUDModeAnnularDeterminate,
- /// Shows a custom view.
- MBProgressHUDModeCustomView,
- /// Shows only labels.
- MBProgressHUDModeText
- };
- typedef NS_ENUM(NSInteger, MBProgressHUDAnimation) {
- /// Opacity animation
- MBProgressHUDAnimationFade,
- /// Opacity + scale animation (zoom in when appearing zoom out when disappearing)
- MBProgressHUDAnimationZoom,
- /// Opacity + scale animation (zoom out style)
- MBProgressHUDAnimationZoomOut,
- /// Opacity + scale animation (zoom in style)
- MBProgressHUDAnimationZoomIn
- };
- typedef NS_ENUM(NSInteger, MBProgressHUDBackgroundStyle) {
- /// Solid color background
- MBProgressHUDBackgroundStyleSolidColor,
- /// UIVisualEffectView or UIToolbar.layer background view
- MBProgressHUDBackgroundStyleBlur
- };
- typedef void (^MBProgressHUDCompletionBlock)();
- NS_ASSUME_NONNULL_BEGIN
- /**
- * Displays a simple HUD window containing a progress indicator and two optional labels for short messages.
- *
- * This is a simple drop-in class for displaying a progress HUD view similar to Apple's private UIProgressHUD class.
- * The MBProgressHUD window spans over the entire space given to it by the initWithFrame: constructor and catches all
- * user input on this region, thereby preventing the user operations on components below the view.
- *
- * @note To still allow touches to pass through the HUD, you can set hud.userInteractionEnabled = NO.
- * @attention MBProgressHUD is a UI class and should therefore only be accessed on the main thread.
- */
- @interface MBProgressHUD : UIView
- /**
- * Creates a new HUD, adds it to provided view and shows it. The counterpart to this method is hideHUDForView:animated:.
- *
- * @note This method sets removeFromSuperViewOnHide. The HUD will automatically be removed from the view hierarchy when hidden.
- *
- * @param view The view that the HUD will be added to
- * @param animated If set to YES the HUD will appear using the current animationType. If set to NO the HUD will not use
- * animations while appearing.
- * @return A reference to the created HUD.
- *
- * @see hideHUDForView:animated:
- * @see animationType
- */
- + (instancetype)showHUDAddedTo:(UIView *)view animated:(BOOL)animated;
- /// @name Showing and hiding
- /**
- * Finds the top-most HUD subview and hides it. The counterpart to this method is showHUDAddedTo:animated:.
- *
- * @note This method sets removeFromSuperViewOnHide. The HUD will automatically be removed from the view hierarchy when hidden.
- *
- * @param view The view that is going to be searched for a HUD subview.
- * @param animated If set to YES the HUD will disappear using the current animationType. If set to NO the HUD will not use
- * animations while disappearing.
- * @return YES if a HUD was found and removed, NO otherwise.
- *
- * @see showHUDAddedTo:animated:
- * @see animationType
- */
- + (BOOL)hideHUDForView:(UIView *)view animated:(BOOL)animated;
- /**
- * Finds the top-most HUD subview and returns it.
- *
- * @param view The view that is going to be searched.
- * @return A reference to the last HUD subview discovered.
- */
- + (nullable MBProgressHUD *)HUDForView:(UIView *)view;
- /**
- * A convenience constructor that initializes the HUD with the view's bounds. Calls the designated constructor with
- * view.bounds as the parameter.
- *
- * @param view The view instance that will provide the bounds for the HUD. Should be the same instance as
- * the HUD's superview (i.e., the view that the HUD will be added to).
- */
- - (instancetype)initWithView:(UIView *)view;
- /**
- * Displays the HUD.
- *
- * @note You need to make sure that the main thread completes its run loop soon after this method call so that
- * the user interface can be updated. Call this method when your task is already set up to be executed in a new thread
- * (e.g., when using something like NSOperation or making an asynchronous call like NSURLRequest).
- *
- * @param animated If set to YES the HUD will appear using the current animationType. If set to NO the HUD will not use
- * animations while appearing.
- *
- * @see animationType
- */
- - (void)showAnimated:(BOOL)animated;
- /**
- * Hides the HUD. This still calls the hudWasHidden: delegate. This is the counterpart of the show: method. Use it to
- * hide the HUD when your task completes.
- *
- * @param animated If set to YES the HUD will disappear using the current animationType. If set to NO the HUD will not use
- * animations while disappearing.
- *
- * @see animationType
- */
- - (void)hideAnimated:(BOOL)animated;
- /**
- * Hides the HUD after a delay. This still calls the hudWasHidden: delegate. This is the counterpart of the show: method. Use it to
- * hide the HUD when your task completes.
- *
- * @param animated If set to YES the HUD will disappear using the current animationType. If set to NO the HUD will not use
- * animations while disappearing.
- * @param delay Delay in seconds until the HUD is hidden.
- *
- * @see animationType
- */
- - (void)hideAnimated:(BOOL)animated afterDelay:(NSTimeInterval)delay;
- /**
- * The HUD delegate object. Receives HUD state notifications.
- */
- @property (weak, nonatomic) id<MBProgressHUDDelegate> delegate;
- /**
- * Called after the HUD is hiden.
- */
- @property (copy, nullable) MBProgressHUDCompletionBlock completionBlock;
- /*
- * Grace period is the time (in seconds) that the invoked method may be run without
- * showing the HUD. If the task finishes before the grace time runs out, the HUD will
- * not be shown at all.
- * This may be used to prevent HUD display for very short tasks.
- * Defaults to 0 (no grace time).
- */
- @property (assign, nonatomic) NSTimeInterval graceTime;
- /**
- * The minimum time (in seconds) that the HUD is shown.
- * This avoids the problem of the HUD being shown and than instantly hidden.
- * Defaults to 0 (no minimum show time).
- */
- @property (assign, nonatomic) NSTimeInterval minShowTime;
- /**
- * Removes the HUD from its parent view when hidden.
- * Defaults to NO.
- */
- @property (assign, nonatomic) BOOL removeFromSuperViewOnHide;
- /// @name Appearance
- /**
- * MBProgressHUD operation mode. The default is MBProgressHUDModeIndeterminate.
- */
- @property (assign, nonatomic) MBProgressHUDMode mode;
- /**
- * A color that gets forwarded to all labels and supported indicators. Also sets the tintColor
- * for custom views on iOS 7+. Set to nil to manage color individually.
- * Defaults to semi-translucent black on iOS 7 and later and white on earlier iOS versions.
- */
- @property (strong, nonatomic, nullable) UIColor *contentColor UI_APPEARANCE_SELECTOR;
- /**
- * The animation type that should be used when the HUD is shown and hidden.
- */
- @property (assign, nonatomic) MBProgressHUDAnimation animationType UI_APPEARANCE_SELECTOR;
- /**
- * The bezel offset relative to the center of the view. You can use MBProgressMaxOffset
- * and -MBProgressMaxOffset to move the HUD all the way to the screen edge in each direction.
- * E.g., CGPointMake(0.f, MBProgressMaxOffset) would position the HUD centered on the bottom edge.
- */
- @property (assign, nonatomic) CGPoint offset UI_APPEARANCE_SELECTOR;
- /**
- * The amount of space between the HUD edge and the HUD elements (labels, indicators or custom views).
- * This also represents the minimum bezel distance to the edge of the HUD view.
- * Defaults to 20.f
- */
- @property (assign, nonatomic) CGFloat margin UI_APPEARANCE_SELECTOR;
- /**
- * The minimum size of the HUD bezel. Defaults to CGSizeZero (no minimum size).
- */
- @property (assign, nonatomic) CGSize minSize UI_APPEARANCE_SELECTOR;
- /**
- * Force the HUD dimensions to be equal if possible.
- */
- @property (assign, nonatomic, getter = isSquare) BOOL square UI_APPEARANCE_SELECTOR;
- /**
- * When enabled, the bezel center gets slightly affected by the device accelerometer data.
- * Has no effect on iOS < 7.0. Defaults to YES.
- */
- @property (assign, nonatomic, getter=areDefaultMotionEffectsEnabled) BOOL defaultMotionEffectsEnabled UI_APPEARANCE_SELECTOR;
- /// @name Progress
- /**
- * The progress of the progress indicator, from 0.0 to 1.0. Defaults to 0.0.
- */
- @property (assign, nonatomic) float progress;
- /// @name ProgressObject
- /**
- * The NSProgress object feeding the progress information to the progress indicator.
- */
- @property (strong, nonatomic, nullable) NSProgress *progressObject;
- /// @name Views
- /**
- * The view containing the labels and indicator (or customView).
- */
- @property (strong, nonatomic, readonly) MBBackgroundView *bezelView;
- /**
- * View covering the entire HUD area, placed behind bezelView.
- */
- @property (strong, nonatomic, readonly) MBBackgroundView *backgroundView;
- /**
- * The UIView (e.g., a UIImageView) to be shown when the HUD is in MBProgressHUDModeCustomView.
- * The view should implement intrinsicContentSize for proper sizing. For best results use approximately 37 by 37 pixels.
- */
- @property (strong, nonatomic, nullable) UIView *customView;
- /**
- * A label that holds an optional short message to be displayed below the activity indicator. The HUD is automatically resized to fit
- * the entire text.
- */
- @property (strong, nonatomic, readonly) UILabel *label;
- /**
- * A label that holds an optional details message displayed below the labelText message. The details text can span multiple lines.
- */
- @property (strong, nonatomic, readonly) UILabel *detailsLabel;
- /**
- * A button that is placed below the labels. Visible only if a target / action is added.
- */
- @property (strong, nonatomic, readonly) UIButton *button;
- @end
- @protocol MBProgressHUDDelegate <NSObject>
- @optional
- /**
- * Called after the HUD was fully hidden from the screen.
- */
- - (void)hudWasHidden:(MBProgressHUD *)hud;
- @end
- /**
- * A progress view for showing definite progress by filling up a circle (pie chart).
- */
- @interface MBRoundProgressView : UIView
- /**
- * Progress (0.0 to 1.0)
- */
- @property (nonatomic, assign) float progress;
- /**
- * Indicator progress color.
- * Defaults to white [UIColor whiteColor].
- */
- @property (nonatomic, strong) UIColor *progressTintColor;
- /**
- * Indicator background (non-progress) color.
- * Only applicable on iOS versions older than iOS 7.
- * Defaults to translucent white (alpha 0.1).
- */
- @property (nonatomic, strong) UIColor *backgroundTintColor;
- /*
- * Display mode - NO = round or YES = annular. Defaults to round.
- */
- @property (nonatomic, assign, getter = isAnnular) BOOL annular;
- @end
- /**
- * A flat bar progress view.
- */
- @interface MBBarProgressView : UIView
- /**
- * Progress (0.0 to 1.0)
- */
- @property (nonatomic, assign) float progress;
- /**
- * Bar border line color.
- * Defaults to white [UIColor whiteColor].
- */
- @property (nonatomic, strong) UIColor *lineColor;
- /**
- * Bar background color.
- * Defaults to clear [UIColor clearColor];
- */
- @property (nonatomic, strong) UIColor *progressRemainingColor;
- /**
- * Bar progress color.
- * Defaults to white [UIColor whiteColor].
- */
- @property (nonatomic, strong) UIColor *progressColor;
- @end
- @interface MBBackgroundView : UIView
- /**
- * The background style.
- * Defaults to MBProgressHUDBackgroundStyleBlur on iOS 7 or later and MBProgressHUDBackgroundStyleSolidColor otherwise.
- * @note Due to iOS 7 not supporting UIVisualEffectView, the blur effect differs slightly between iOS 7 and later versions.
- */
- @property (nonatomic) MBProgressHUDBackgroundStyle style;
- /**
- * The background color or the blur tint color.
- * @note Due to iOS 7 not supporting UIVisualEffectView, the blur effect differs slightly between iOS 7 and later versions.
- */
- @property (nonatomic, strong) UIColor *color;
- @end
- @interface MBProgressHUD (Deprecated)
- + (NSArray *)allHUDsForView:(UIView *)view __attribute__((deprecated("Store references when using more than one HUD per view.")));
- + (NSUInteger)hideAllHUDsForView:(UIView *)view animated:(BOOL)animated __attribute__((deprecated("Store references when using more than one HUD per view.")));
- - (id)initWithWindow:(UIWindow *)window __attribute__((deprecated("Use initWithView: instead.")));
- - (void)show:(BOOL)animated __attribute__((deprecated("Use showAnimated: instead.")));
- - (void)hide:(BOOL)animated __attribute__((deprecated("Use hideAnimated: instead.")));
- - (void)hide:(BOOL)animated afterDelay:(NSTimeInterval)delay __attribute__((deprecated("Use hideAnimated:afterDelay: instead.")));
- - (void)showWhileExecuting:(SEL)method onTarget:(id)target withObject:(id)object animated:(BOOL)animated __attribute__((deprecated("Use GCD directly.")));
- - (void)showAnimated:(BOOL)animated whileExecutingBlock:(dispatch_block_t)block __attribute__((deprecated("Use GCD directly.")));
- - (void)showAnimated:(BOOL)animated whileExecutingBlock:(dispatch_block_t)block completionBlock:(nullable MBProgressHUDCompletionBlock)completion __attribute__((deprecated("Use GCD directly.")));
- - (void)showAnimated:(BOOL)animated whileExecutingBlock:(dispatch_block_t)block onQueue:(dispatch_queue_t)queue __attribute__((deprecated("Use GCD directly.")));
- - (void)showAnimated:(BOOL)animated whileExecutingBlock:(dispatch_block_t)block onQueue:(dispatch_queue_t)queue
- completionBlock:(nullable MBProgressHUDCompletionBlock)completion __attribute__((deprecated("Use GCD directly.")));
- @property (assign) BOOL taskInProgress __attribute__((deprecated("No longer needed.")));
- @property (nonatomic, copy) NSString *labelText __attribute__((deprecated("Use label.text instead.")));
- @property (nonatomic, strong) UIFont *labelFont __attribute__((deprecated("Use label.font instead.")));
- @property (nonatomic, strong) UIColor *labelColor __attribute__((deprecated("Use label.textColor instead.")));
- @property (nonatomic, copy) NSString *detailsLabelText __attribute__((deprecated("Use detailsLabel.text instead.")));
- @property (nonatomic, strong) UIFont *detailsLabelFont __attribute__((deprecated("Use detailsLabel.font instead.")));
- @property (nonatomic, strong) UIColor *detailsLabelColor __attribute__((deprecated("Use detailsLabel.textColor instead.")));
- @property (assign, nonatomic) CGFloat opacity __attribute__((deprecated("Customize bezelView properties instead.")));
- @property (strong, nonatomic) UIColor *color __attribute__((deprecated("Customize the bezelView color instead.")));
- @property (assign, nonatomic) CGFloat xOffset __attribute__((deprecated("Set offset.x instead.")));
- @property (assign, nonatomic) CGFloat yOffset __attribute__((deprecated("Set offset.y instead.")));
- @property (assign, nonatomic) CGFloat cornerRadius __attribute__((deprecated("Set bezelView.layer.cornerRadius instead.")));
- @property (assign, nonatomic) BOOL dimBackground __attribute__((deprecated("Customize HUD background properties instead.")));
- @property (strong, nonatomic) UIColor *activityIndicatorColor __attribute__((deprecated("Use UIAppearance to customize UIActivityIndicatorView. E.g.: [UIActivityIndicatorView appearanceWhenContainedIn:[MBProgressHUD class], nil].color = [UIColor redColor];")));
- @property (atomic, assign, readonly) CGSize size __attribute__((deprecated("Get the bezelView.frame.size instead.")));
- @end
- NS_ASSUME_NONNULL_END
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