Shows a button with a picture (as an alternative to text) that may be pressed or clicked by the person. ImageSwitcher
You will find a kind of the constructor which can be referred to as when the view is created from code and a variety that known as if the view is inflated from a layout file. The 2nd sort need to parse and use any characteristics outlined inside the structure file. onFinishInflate()
When the appliance is using hardware acceleration, a program layer is beneficial to render drawing primitives not supported by the hardware accelerated pipeline.
Trigger an invalidate of the desired place to occur on the next animation time stage, generally the subsequent Display screen frame. void postInvalidateOnAnimation()
Every time a user is navigating a consumer interface by means of directional keys such as a D-pad, it is necessary to present concentrate to actionable objects such as buttons Therefore the person can see what will get enter. If the unit has contact abilities, nevertheless, along with the person begins interacting With all the interface by touching it, it can be no longer essential to constantly emphasize, or give aim to, a particular view. This motivates a method for conversation named 'contact manner'. For a touch capable system, as soon as the person touches the screen, the unit will enter touch method.
View.OnKeyListener Interface definition for your check here callback to get invoked whenever a hardware critical function is dispatched to this view. interface
Not like IDs, tags are not used to discover views. Tags are effectively an extra piece of knowledge which might be related to a view. They can be most frequently made use of as being a ease to retail outlet details related to views inside the views themselves as an alternative to by Placing them within a independent framework.
translation in z of the view. This price is additional to its elevation. May be a dimension benefit, and that is a floating position amount appended having a device for example "14.
View.OnLongClickListener Interface definition for a callback to generally be invoked any time a view has actually been clicked and held. interface
Regardless of whether this View really should utilize a default concentrate spotlight when it gets targeted but does not have R.attr.state_focused defined in its background. android:drawingCacheQuality
Returns the proper padding of the view. If you can find inset and enabled scrollbars, this value may well contain the House necessary to display the scrollbars likewise.}