How do you set a background image in RelativeLayout programmatically?

How do you set a background image in RelativeLayout programmatically?

To set Background: RelativeLayout layout =(RelativeLayout)findViewById(R. id. background); layout. setBackgroundResource(R.

How do I change the background color in RelativeLayout?

4 possible ways, use one you need.

  1. Kotlin. val ll = findViewById( ll.setBackgroundColor(ContextCompat.getColor(this, R.color.white))
  2. Data Binding. android:background=”@{@color/white}” OR more useful statement- android:background=”@{model.colorResId}”
  3. XML.

How do I change Constraintlayout 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 fix the bottom layout on my Android?

3 Answers. You can wrap the button inside another linear layout to make that happen. Just add attribute android:baselineAligned=”false” to your LinearLayout .

How do you align parent bottom in constraint layout?

How do I align the view at the bottom of the screen?

  1. #1 building. You can also use LinearLayout or ScrollView to do this.
  2. #2 building. In < relativelayout > use Android: layout > alignparentbottom = “true”.
  3. #3 building. This can also be done with a linear layout.
  4. #4 building.
  5. #5 building.

How do I align views in RelativeLayout?

RelativeLayout lets child views specify their position relative to the parent view or to each other (specified by ID). So you can align two elements by right border, or make one below another, centered in the screen, centered left, and so on.

How do I align two views?

  1. Add android:baselineAligned=”false” to the opening tag. –
  2. You should be using constraint layout it is much more performant…if your layout gets complicated linear layout is going to be really hard to maintain – David Innocent Jul 15 ’20 at 8:27.

Can we use RelativeLayout inside LinearLayout?

Using Linear Layout Inside Relative Layout With Example In Android Studio. Linear Layout can be used inside relative layout since one layout can be nested in other layout in XML.

What is the use of ConstraintLayout in Android?

A ConstraintLayout is a ViewGroup which allows you to position and size widgets in a flexible way. Note: ConstraintLayout is available as a support library that you can use on Android systems starting with API level 9 (Gingerbread).

Which is better LinearLayout or RelativeLayout?

Relativelayout is more effective than Linearlayout. From here: It is a common misconception that using the basic layout structures leads to the most efficient layouts. However, each widget and layout you add to your application requires initialization, layout, and drawing.

Which layout is faster in Android?

Results show that the fastest layout is Relative Layout, but difference between this and Linear Layout is really small, what we can’t say about Constraint Layout. More complex layout but results are the same, flat Constraint Layout is slower than nested Linear Layout.

How do I change the layout of my Android phone?

Samsung Smartphones: How to customize apps icon layout and grid size?

  1. 1 Swipe up to open Apps screen or tap on Apps.
  2. 2 Tap Settings.
  3. 3 Tap Display.
  4. 4 Tap Icon frames.
  5. 5 Select Icon only or Icons with frames accordingly, and then tap DONE.

How do I change home screen settings?

Change other Home screen settings

  1. On your Home screen, touch and hold an empty space.
  2. Tap Home settings.

How can I customize my android app icons?

Applying a custom icon

  1. Long-press the shortcut you wish to change.
  2. Tap Edit.
  3. Tap the icon box to edit the icon.
  4. Tap Gallery apps.
  5. Tap Documents.
  6. Navigate to and select your custom icon.
  7. Make sure your icon is centered and completely within the bounding box before tapping Done.
  8. Tap Done to commit the changes.

How can I customize my android?

  1. Change up the wallpaper. Change up your wallpaper with ease. (
  2. Experiment with widgets. Widgets can liven up your home screens. (
  3. Install a new launcher.
  4. Apply a different icon pack.
  5. Rearrange your home screens.
  6. Swap out the default apps.
  7. Take control of sounds.
  8. Check the theme settings.

How do I customize my icons?

Changing individual icons on your Android smartphone* is fairly easy.

  1. Search the app icon you want to change.
  2. Select “Edit”.
  3. The following popup window shows you the app icon as well as the application’s name (which you can also change here).
  4. To choose a different icon, tap on the app icon.

How do I customize my Android lock screen?

To set or change your lock screen:

  1. Go to Settings.
  2. Tap Security & Location > Screen lock.
  3. Confirm your current PIN, password, or pattern if you have one.
  4. In the Security & Location settings, tap Lock screen preferences.
  5. Tap On lock screen and choose one of the three options:

How do I customize my Android widgets?

Customize your Search widget

  1. Add the Search widget to your homepage. Learn how to add a widget.
  2. On your Android phone or tablet, open the Google app .
  3. At the bottom right, tap More. Customize widget.
  4. At the bottom, tap the icons to customize the color, shape, transparency and Google logo.
  5. When you’re finished, tap Done.

How do I get to my widget settings?

  1. 1 Tap and hold the widget.
  2. 2 Tap “Widget settings”.
  3. 3 Select your preferred settings. For example, slide the bar left or right to adjust the transparency of the widget’s background.
  4. 4 Press the return arrow to exit the widget settings menu.

How do I add more widgets to my android?

Add a widget

  1. On a Home screen, touch and hold an empty space.
  2. Tap Widgets .
  3. Touch and hold a widget. You’ll get images of your Home screens.
  4. Slide the widget to where you want it. Lift your finger.

What is the difference between an app and a widget?

Widgets and apps are separate types of programs that run on an Android phone and they serve different purposes. Widgets are basically self-contained mini programs that live and run on the phone’s home screen. Apps, on the other hand, are typically programs you tap open and run.

How do I fix my Android widgets?

Fix: Android App Widgets Not Appearing

  1. Open the “Settings” app.
  2. Select “Apps“. On many Samsung devices, you would select “Applications” > “Application manager“.
  3. Select the app that isn’t showing up in the widgets list.
  4. Tap the “Storage“ button.
  5. Select “Change“.
  6. Switch the selection from “SD card” to “Internal storage“.

How do I add a new widget?

To add a widget you can do one of two things:

  1. Drag it over from the list of widgets on the left-hand side into the relevant widget area.
  2. Click on the widget you want to add, and you’ll see a list of where you could add it. Select the widget area you want, and click the Add Widget button.

How do you set a background image in RelativeLayout programmatically?

How do you set a background image in RelativeLayout programmatically?

To set Background: RelativeLayout layout =(RelativeLayout)findViewById(R. id. background); layout. setBackgroundResource(R.

How to set background color for RelativeLayout in android?

Important Note: We can set color or image in the background of RelativeLayout in XML using background attribute or programmatically means in java class using setBackgroundColor() for color and setBackground() method for setting image.

How to set image background color in android?

To change the background color, open the app and tap on the Select a photo button. Select the photo from your gallery. Using your finger, draw on the background area whose color you want to change to white. Do it slowly as the app automatically detects the required area that way.

How do I make the background transparent in RelativeLayout Android?

You can create a drawable with shape content. And put your styles in it. set the value of alpha between 0.1 to 1.0. It depends on level of transparency you want.

How do you change the background on an android?

How to Change the Wallpaper of an Android Phone

  1. Long-press the Home screen.
  2. Choose the Set Wallpaper or Wallpapers command or icon.
  3. Choose the wallpaper type.
  4. If prompted, choose the wallpaper you want from the list.
  5. Touch the Save, Set Wallpaper, or Apply button to confirm your selection.

How do I change the background color in RelativeLayout?

You can also use any drawable resource as a background, use android:background=”@drawable/mydrawable” for this (that means 9patch drawables, normal bitmaps, shape drawables, ..). Then, in your Java code, make following changes. worked for me in the relative layout element as an attribute.

Which method is used to change the background of an activity?

Using ImageView. A background can be set for an activity by using an ImageView pretty easily.

How do I change the background color on Kotlin?

Set the background color of this Button widget using android:backgroundTint attribute. In the following layout file, we have set the background color of the button widget to “#AE4D88” . We may keep the MainActivity. kt to the default code.

Which is the best app for changing background?

Best Background Changer App in 2021

  • Background Eraser – Remove Image Background. Pros. Free app.
  • Adobe Photoshop Mix. Pros. Free.
  • Background Eraser: superimpose. Pros. Free.
  • PhotoLayers – Superimpose. Pros. iOS & Android.
  • Superimpose+ Background Eraser. Pros. Free.
  • Background Changer – Remove Background Photo Editor. Pros.

How do I make background transparent on Android?

  1. A .xml file designed to use this code to set background color: android:background=”#000000″ or android:background=”#FFFFFF”
  2. setBackgroundDrawable(getResources(). getDrawable( R.
  3. setBackgroundColor(Color. parseColor(“#FFFFFF”));
  4. setBackgroundColor(getResources(). getColor(Color.

How to make image fill relativelayout background on Android?

What you could do instead is add an ImageView as the first view in your RelativeLayout. Set layout_centerInParent to true and have the layout_width and layout_height set to match_parent. Then set scaleType to centerCrop.

How to change background color in relative layout?

Here we show how to change background color and image in Relative Layout with example in Android Studio. In this example we create a custom layout in which we display two RelativeLayout ’s , one is the parent layout and other one is the child layout in which we display two TextView ’s.

How to create relative layout in Android Studio?

Step 2: Open res -> layout ->activity_main. xml (or) main. xml and add following code: In this step we open xml file and then create a custom layout in which we display two RelativeLayout’s , one is the parent layout and other one is the child layout in which we display two TextView’s.

How to set the background color in Android?

1 Assign a name to your parent layout. 2 Go to your MainActivity and find your RelativeLayout by calling the findViewById (”given_name”). 3 Use the layout as a classic Object, by calling the method setBackgroundColor ().

How can I change background color in android?


  1. go to Activity_Main.xml.
  2. there are design view / and text view .
  3. choose Text view.
  4. write this code up: android:background=”@color/colorAccent”

How can I change my mobile background color?

Turn on color inversion

  1. Open your device’s Settings app .
  2. Tap Accessibility.
  3. Under Display, tap Color inversion.
  4. Turn on Use color inversion.
  5. Optional: Turn on Color inversion shortcut. Learn about accessibility shortcuts.

How do you set drawable background programmatically?

How to assign weight to a child in linearlayout?

LinearLayout also supports assigning a weight to individual children with the android:layout_weight attribute. This attribute assigns an “importance” value to a view in terms of how much space it should occupy on the screen. A larger weight value allows it to expand to fill any remaining space in the parent view.

How to set background color for Android layout?

To your Parent View Layout add an attribute @id/id_name and map it to a variable in your java file. We can add Alpha to color as we do use XML attribute in java using the function : argb (int alpha, int red, int green, int blue); If you wish to set the color code as HEX value you can do it using method Color.parseColor (String color);

How to change the background color of a layout in Java?

Programmatically using Java code. There are situations when you may want to change the background color of a layout using java code in your file, then you can do it by using setBackgroundColor () method on your layout. To your Parent View Layout add an attribute @id/id_name and map it to a variable in your java file.

How are children stacked in a linear layout?

Linear Layout. All children of a LinearLayout are stacked one after the other, so a vertical list will only have one child per row, no matter how wide they are, and a horizontal list will only be one row high (the height of the tallest child, plus padding). A LinearLayout respects margin s between children and the gravity (right, center,…

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