Apache Wicket 8.x Reference Guidelabel = new Label("spouseName", new PropertyModel(person, "spouse.name")); PropertyModel is null-safe, which means we don’t have to worry if property expression includes a null value in its path. If dequeued? Once you call queue(), when are the components dequeued into the page hierarchy? When is it safe to call getParent() or use methods such as isVisibleInHierarchy() which rely on component’s position0 码力 | 350 页 | 9.95 MB | 1 年前3- Apache Wicket 7.x Reference Guidelabel = new Label("spouseName", new PropertyModel(person, "spouse.name")); PropertyModel is null-safe, which means we don’t have to worry if property expression includes a null value in its path. If dequeued? Once you call queue(), when are the components dequeued into the page hierarchy? When is it safe to call getParent() or use methods such as isVisibleInHierarchy() which rely on component’s position0 码力 | 346 页 | 10.00 MB | 1 年前3
- Apache Wicket 10.x Reference Guide= new Label("spouseName", new PropertyModel(person, "spouse.name")); 79 PropertyModel is null-safe, which means we don’t have to worry if property expression includes a null value in its path. If dequeued? Once you call queue(), when are the components dequeued into the page hierarchy? When is it safe to call getParent() or use methods such as isVisibleInHierarchy() which rely on component’s position0 码力 | 336 页 | 7.16 MB | 1 年前3
- Apache Wicket 9.x Reference Guide= new Label("spouseName", new PropertyModel(person, "spouse.name")); 78 PropertyModel is null-safe, which means we don’t have to worry if property expression includes a null value in its path. If dequeued? Once you call queue(), when are the components dequeued into the page hierarchy? When is it safe to call getParent() or use methods such as isVisibleInHierarchy() which rely on component’s position0 码力 | 335 页 | 7.15 MB | 1 年前3
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