I had the same issue. I use cocoapods and there is a pod which uses designables. So the trick was to add ‘use_frameworks!’ to the Podfile. do a ‘pod update’ reopen the xcode project and the error message shouldn’t show up.
use this: public YourView(Context context, AttributeSet attrs) { super(context, attrs); int[] set = { android.R.attr.background, // idx 0 android.R.attr.text // idx 1 }; TypedArray a = context.obtainStyledAttributes(attrs, set); Drawable d = a.getDrawable(0); CharSequence t = a.getText(1); Log.d(TAG, “attrs ” + d + ” ” + t); a.recycle(); } i hope you got an idea
Choice is not only between user control and custom control, but among user control, custom control, customizing control template, customizing data template, header template (for collection based controls), attached properties. Refer to Control Authoring overview I go by following order of consideration Attached Properties : If functionality can be achieved, I use attached properties. Example, … Read more
Yes. Short guide: 1. Create an attribute XML Create a new XML file inside /res/values/attrs.xml, with the attribute and it’s type <?xml version=”1.0″ encoding=”UTF-8″?> <resources> <declare-styleable name=”MyCustomElement”> <attr name=”distanceExample” format=”dimension”/> </declare-styleable> </resources> Basically you have to set up one <declare-styleable /> for your view that contains all your custom attributes (here just one). I never … Read more
I didn’t really like the currently most popular answer because it significantly changes the formatting of the message in the dialog. Here’s a solution that will linkify your dialog text without otherwise changing the text styling: // Linkify the message final SpannableString s = new SpannableString(msg); // msg should have url to enable clicking Linkify.addLinks(s, … Read more
In practice custom controls are something you implement on the code level while you can use XAML for user controls. The custom controls extend one of the WPF control base classes and provide additional functionality through code so all the added logic and representation must be implemented inside the code. A user control is technically … Read more