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How to disable all views in android?
“android disable layout” Code Answer
- private static void setViewAndChildrenEnabled(View view, boolean enabled) {
- view. setEnabled(enabled);
- if (view instanceof ViewGroup) {
- ViewGroup viewGroup = (ViewGroup) view;
- for (int i = 0; i < viewGroup.
- View child = viewGroup.
- setViewAndChildrenEnabled(child, enabled);
- }
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What is ViewGroup?
A ViewGroup is a special view that can contain other views. The ViewGroup is the base class for Layouts in android, like LinearLayout , RelativeLayout , FrameLayout etc. In other words, ViewGroup is generally used to define the layout in which views(widgets) will be set/arranged/listed on the android screen.
How do I disable LinearLayout?
LinearLayout myLayout = (LinearLayout) findViewById(R. id. linearLayout1); myLayout. setEnabled(false);
What is setEnabled in Android?
setEnabled() Enables or disables the given add-on. This function must usually be called in the context of a user action, such as the click handler for a button. The browser may also ask the user to confirm the change. It is an asynchronous function that returns a Promise .
Can a view contain ViewGroup?
Eg: EditText, Button, CheckBox, etc. ViewGroup is an invisible container of other views (child views) and other ViewGroup. Eg: LinearLayout is a ViewGroup that can contain other views in it….Difference Table.
| View | ViewGroup |
|---|---|
| View refers to the android.view.View class | ViewGroup refers to the android.view.ViewGroup class |
What is the main purpose of ViewGroup?
What is the main purpose of a ViewGroup? It groups together the most common views that developers use in Android apps. It serves as a container for View objects, and is responsible for arranging the View objects within it. It is required to make a view interactive as a way to group TextViews on a screen.
Is it possible to evenly distribute buttons across the width of an android LinearLayout?
Expanding on fedj’s answer, if you set layout_width to 0dp and set the layout_weight for each of the buttons to 1, the available width will be shared equally between the buttons. The way android layout_weight works is that: first, it looks to the size that a View would normally take and reserves this space.