C which textbox has focus

Connect and share knowledge within a single location that is structured and easy to search. I have 20 textbox and 40 buttons within a form, I would like to click any of 40 buttons then it will insert the value to the current focused or active textbox of 20 textbox. What about using an array of your textBoxes like example of 4 textboxes let's say you have 4 textBoxes with names tbx0 , tbx1 , tbx2 , tbx3.

Because when you click the button the text box will have lost control. Then you can just call that text boxes. Text property and set it. In order to satisfy the condition of having multiple controls you could just use a loop when you are creating the text boxes and handle setting the event for each one with just one line.

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Thank you, the above works but I would like to be able to push a button and then color the focused textbox. I dont want an automatic color change when focused. Just if the textbox has focus I have the option to color it by pressing a button. I basically have a web form with 10 text boxes on it with a save button. I need to be able to have the user click on a textbox and make it gray and then save it.

So when the user goes back to the record and the textboxes populate, the textbox the user made gray will still be gray. Can you tell us what should determine that a textbox should be gray?

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Answered by:. Archived Forums. Web Forms. Sign in to vote. User posted Hi, I am trying to set the color of a textbox that has focus to gray. Something like this: focusedtextbox.

LightGray Thanks! This email is in use. Do you need your password? Submit your solution! When answering a question please: Read the question carefully. Understand that English isn't everyone's first language so be lenient of bad spelling and grammar. If a question is poorly phrased then either ask for clarification, ignore it, or edit the question and fix the problem.

Insults are not welcome. Don't tell someone to read the manual. Chances are they have and don't get it. Provide an answer or move on to the next question. Let's work to help developers, not make them feel stupid. In the real world, you might also need to give focus to a specific text field in response to an API call or a validation error. In this example, give focus to a text field after the user presses a button using the following steps:.

First, create a FocusNode. Since focus nodes are long-lived objects, manage the lifecycle using a State object. Use the following instructions to create a FocusNode instance inside the initState method of a State class, and clean it up in the dispose method:. Now that you have a FocusNode , pass it to a specific TextField in the build method.