GoogleMobileAds Framework Reference
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GADDisplayAdMeasurement
@interface GADDisplayAdMeasurement : NSObject
Measurement used for display custom native ad formats.
-
Ad view used to measure viewability. This property can be modified before or after starting
display ad measurement. Must be accessed on the main thread.
Declaration
Swift
weak var view: UIView? { get set }
Objective-C
@property (nonatomic, weak, nullable) UIView *view;
-
Starts OMID viewability measurement for display ads. Returns whether OMID viewability was
started and sets |error| if unable to start. Once started, all subsequent calls return YES and
have no effect. Must be called on the main thread.
Declaration
Swift
func start() throws
Objective-C
- (BOOL)startWithError:(NSError *_Nullable *_Nullable)error;
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Last updated 2025-08-20 UTC.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-20 UTC."],[[["\u003cp\u003e\u003ccode\u003eGADDisplayAdMeasurement\u003c/code\u003e is used for measuring viewability in display custom native ad formats.\u003c/p\u003e\n"],["\u003cp\u003eIt provides a \u003ccode\u003eview\u003c/code\u003e property to assign the ad view for measurement and a \u003ccode\u003estart\u003c/code\u003e method to initiate the measurement process.\u003c/p\u003e\n"],["\u003cp\u003eThe \u003ccode\u003estart\u003c/code\u003e method should be called only once and any subsequent calls will have no effect after successful initiation.\u003c/p\u003e\n"],["\u003cp\u003eViewability measurement relies on the Open Measurement Interface Definition (OMID) framework.\u003c/p\u003e\n"]]],["GADDisplayAdMeasurement manages viewability measurement for custom native display ad formats. It uses a `view` property, a `UIView`, to track ad visibility, which can be set before or after starting measurement. The `startWithError:` method initiates OMID viewability measurement. This method returns `YES` if successful and subsequent calls have no effect; an error is provided if it fails. These actions must be executed on the main thread.\n"],null,["# GoogleMobileAds Framework Reference\n\nGADDisplayAdMeasurement\n=======================\n\n\n @interface GADDisplayAdMeasurement : NSObject\n\nMeasurement used for display custom native ad formats.\n- `\n ``\n ``\n `\n\n ### [view](#/c:objc(cs)GADDisplayAdMeasurement(py)view)\n\n `\n ` \n Ad view used to measure viewability. This property can be modified before or after starting\n display ad measurement. Must be accessed on the main thread. \n\n #### Declaration\n\n Swift \n\n weak var view: UIView? { get set }\n\n Objective-C \n\n @property (nonatomic, weak, nullable) UIView *view;\n\n- `\n ``\n ``\n `\n\n ### [-startWithError:](#/c:objc(cs)GADDisplayAdMeasurement(im)startWithError:)\n\n `\n ` \n Starts OMID viewability measurement for display ads. Returns whether OMID viewability was\n started and sets \\|error\\| if unable to start. Once started, all subsequent calls return YES and\n have no effect. Must be called on the main thread. \n\n #### Declaration\n\n Swift \n\n func start() throws\n\n Objective-C \n\n - (BOOL)startWithError:(NSError *_Nullable *_Nullable)error;"]]
