How do I change the default constraint layout to RelativeLayout?

  1. click any folder u used to create layout or Activity.
  2. then “New>> Edit File Templates.
  3. then go to “Other” tab.
  4. select “LayoutResourceFile.xml” and “LayoutResourceFile_vertical.xml”
  5. change “${ROOT_TAG}” to “RelativeLayout”
  6. click “Ok”

How do I set center in RelativeLayout?

Center relative to Parent View

  1. android:layout_centerHorizontal=”true” This places the view horizontally in the center of the parent.
  2. android:layout_centerVertical=”true” This places the view vertically in the center of the parent.
  3. android:layout_centerInParent=”true”

How do I find the height and width of RelativeLayout in android programmatically?

private int width, height; RelativeLayout rlParent = (RelativeLayout) findViewById(R. id. rlParent); w = rlParent. getWidth(); h = rlParent.

What is minimum width in Android?

If the window width is larger than the total specified minimum width (580dp), layout_weight values can be used to size the two panes proportionally. In the example, the list pane is always 280dp wide because it does not have a weight.

How do I change the smallest width on Android?

On most phones, you can do so by tapping 7 times on the “Build number” inside the “About phone” option. Here is a step by step tutorial on how to enable developer options on Android. Once enabled, go to developer options and scroll down to the “Drawing” section and tap on the “Smallest width” option here.

Which layout is best in Android?

Use FrameLayout, RelativeLayout or a custom layout instead. Those layouts will adapt to different screen sizes, whereas AbsoluteLayout will not. Definitely right. I recommend RelativeLayout since it keeps the view hierachy flat.

How do I center text in RelativeLayout android?

android:gravity controls the appearance within the TextView. So if you had two lines of text they would be centered within the bounds of the TextView. Try android:layout_centerHorizontal=”true” . Notice that this won’t work if a RelativeLayout contains an attribute android:gravity=”center_horizontal”.

How do I center a button in RelativeLayout android?

If you have a single Button in your Activity and you want to center it the simplest way is to use a RelativeLayout and set the android:layout_centerInParent=”true” property on the Button.

What is layout width and height in android?

layout_width : the width, either an exact value, WRAP_CONTENT , or FILL_PARENT (replaced by MATCH_PARENT in API Level 8) layout_height : the height, either an exact value, WRAP_CONTENT , or FILL_PARENT (replaced by MATCH_PARENT in API Level 8) Parameters.