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This question talks about changing the background color of a view. In one of the answers, the person explains how to change the background color during runtime. Obviously you are going to look into how to modify other objects on the screen, but this should give you a good start by at least allowing you to modify the background color of the view on button click.
I tried all the above ways. But I havent achieve what i need. Here is my try. If you are using hexcode for color and want to set the color as background of image, then this is the kotlin code. Stack Overflow for Teams — Start collaborating and sharing organizational knowledge. Create a free Team Why Teams?
Collectives on Stack Overflow. Learn more. How to set background color of a View Ask Question. Asked 12 years, 2 months ago. Modified 1 year, 2 months ago. Viewed k times. I'm trying to set the background color of a View in this case a Button.
Jeremy Logan Peter vdL Peter vdL 4, 10 10 gold badges 39 39 silver badges 59 59 bronze badges. That looks correct. In fact, I don't think you need to call invalidate. When you say the button disappears, do you mean that literally or do you mean the button had text or an image on it that disappears? Add a comment. Sorted by: Reset to default. Highest score default Trending recent votes count more Date modified newest first Date created oldest first.
Help us improve our answers. Are the answers below sorted in a way that puts the best answer at or near the top? You made your button transparent. The first byte is the alpha. Try v. Jorgesys k 23 23 gold badges silver badges bronze badges. EddieB's answer below is much better as this removes any borders etc. If I want color complext with argb? GREEN is not deprecated, and includes the alpha byte. It's value is 0xff00ff00 , exactly the same as what's suggested in the answer, except it also has the benefit of being human-readable.
Most developers would prefer a human-readable solution. What do you write between the brackets when you want to refer to a color in your colors. View v; v. Ozair Kafray EddieB EddieB 4, 3 3 gold badges 21 21 silver badges 17 17 bronze badges. I had to use the above along with v.
This plus PorterDuff. Several choices to do this Set background to green: v. GREEN constant: v. Jorgesys Jorgesys k 23 23 gold badges silver badges bronze badges. There's also: v. Removed the invalidate calls, as you can see setBackground I would also expect it to be transparent. You can simple use : view. This works for me v. Martin Olariaga Martin Olariaga 1 1 silver badge 3 3 bronze badges. You can set the hex-color to any resource with: View. Mobiletainment Darsh Patel Darsh Patel 8 8 silver badges 15 15 bronze badges.
JustinB JustinB 3 3 silver badges 6 6 bronze badges. The question makes clear that the color change needs to be dynamic. Stating with Android 6 use ContextCompact view. Raluca Lucaci Raluca Lucaci 1, 2 2 gold badges 19 19 silver badges 37 37 bronze badges. Vostro Vostro 2 2 silver badges 3 3 bronze badges.
Usually there are not a lot of default colors. 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 ;. Example 3 : currentLayout. If you wish to set the color code as HEX value you can do it using method Color.
Example 4 : currentLayout. Example 1: currentLayout. ClassNotFoundException android. More Posts: PHP drag and drop file upload tutorial using dropzone. Code2care is an initiative to publish and share varied knowledge in programming and technical areas gathered during day-to-day learnings and development activities. Students and Software Developers can leverage this portal to find solutions to their various queries without re-inventing the wheel by referring to our easy to understand posts.
I'm trying to set the background color of a View (in this case a Button). I use this code: // set the background to green digitalburmese.onlinekgroundColor(0. digitalburmese.online › reference › android › view › View. void, setBackgroundColor(int color). Sets the background color for this view. void, setBackgroundDrawable(Drawable background).