Show numeric keyboard with alphanumeric switching option - android

Hello can anyone tell me how to show the following keyboard layout pragmatically in android.

Rather than choosing the type of keyboard consider setting the input type in the editText via:
android:inputType="XXXXXXX"
(Doing this can change the type of keyboard that appears when you want to provide input to the editText)
Replace the XXXXX text with any of these values according to your use case.
You can also add the android:imeOptions="XXXXXX" attribute to your editText.
Replace XXXXXX with any of these values.
You can learn more here

Related

What difference between textMultiLine and textImeMultiLine in inputType EditText?

I am trying to understand the difference between the textMultiLine and
textImeMultiLine options for android:inputType in an EditText. However
I have not been able to understand an answer. The documentation
says
IME is a control enabling users to enter text.
but I don't understand how texMultiLine is different from textImeMultiLine.
TextImeMultiLine: Flag for TYPE_CLASS_TEXT: the regular text view associated with this should not be multi-line,
but when a fullscreen input method is providing text it should use multiple lines if it can.
TextMultiLine: Flag for TYPE_CLASS_TEXT: multiple lines of text can be entered into the field. If this flag is not set, the text field will be constrained to a single line. The IME may also choose not to display an enter key when this flag is not set, as there should be no need to create new lines.
What I was able discern in Googling it... TextImeMultiLine is for accepting text that is, "not directly represented on the keyboard," like from languages such as Chinese, Japanese, and Korean. Ime is input method editor.
An IME (input-method editor) is an application that allows a standard keyboard (such as a US-101 keyboard) to be used to type characters and symbols that are not directly represented on the keyboard itself.
https://www.w3.org/TR/ime-api/#IME

How to enter special characters in an EditText in Android?

Is there any way to input special characters (which are not present in the default soft keyboard ,eg. theta) in an Android EditText?
Thanks..
Well as per your need, I would like to suggest to create a custom keyboard because the stock keyboard which comes with the device may not have the special characters you need.
You can refer the following tutorial to create a custom keyboard
http://www.fampennings.nl/maarten/android/09keyboard/index.htm
or you can see this search result which may serve your purpose,
https://github.com/search?q=android+custom+keyboard&ref=cmdform
And from below site you can get the list of Unicode characters which Android supports,
http://en.wikipedia.org/wiki/List_of_Unicode_characters
http://unicode-table.com/en/#0026
Note: Writing the whole code to create a custom keyboard is beyond the scope of this answer, so I mentioned the reference link.
What you are going to do is to create a custom keyboard. First thing you want is to hide the default keyboard when an EditText is focused:
getWindow().setSoftInputMode(
WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_HIDDEN);
Now, you must create a custom layout (RelativeLayout or Multiple LinearLayouts this is your desire), create and set text to the buttons that you want to show. Make this keyboard view setVisibility(View.INVISIBLE) or setVisibility(View.GONE), and whenever your EditText is focused, make it setVisibility(View.VISIBLE).
After keyboard is visible, programming the rest is up to you it is practically easy.
If you also need a guide, here is an example.

How to remove calculator buttons from numeric keypad

The input type for my EditText control is set to "number." When the numeric keypad is displayed, besides showing the numbers, it also shows calculator keys (+/-/etc.). I am wondering if there is any setting to remove the calculator keys.
Thank you in advance for your help.
If all you need are actual numbers 0-9 you could set your keyboard type to "phone" instead of "number" which should give you a more 9-pad style keyboard that probably won't contain the extra keys like +, - etc...
However in the end it is up the currently running keyboard application (which is chosen by the user) If whatever keyboard they happen to be using shows keys that you would rather it not, there is generally no way for you to instruct it not to show those keys.
If you want to have complete control over the input then you'll have to create your own View that mimics the functionality of the keyboard and "manually" insert the typed characters into your EditText.
Add this line of code
input.setInputType(InputType.TYPE_CLASS_NUMBER);
Hope it helps.

Start Different Keyboard for different activities

My application has two requirements where one screen is an numeric entry and other has an search option. Since user has to use the numeric keyboard most of the time he has to change the input type of edit text and select the keyboard. Is there any way i could start a numeric keyboard for one activity and charater keyboard when other activty starts
Sebs
hiii,,,
Use for the edit text that should open a numeric keypad with following property:
android:inputType="phone"
And android:imeOptions="actionSearch" for other activity Edit Text xml layout
Hope you would be able to get what I mean to convey
With Regards,
Arpit Garg
To just get a numeric keyboard the user should not have to longpress and choose input type. That would be only if they are trying to change which actual keyboard application they are using, for instance switching from Android Keyboard to Swype keyboard. All of the different configurations of keys are all part of each keyboard separately. So the Android keyboard contains a qwerty keyboard, a number keyboard (which has numbers across the top row and symbols on all the other keys) and a Number pad keyboard (9x9 block of numbers like the numpad on your PC, or an old telephone). To tell the system which you'd like to use you just have to specify the inputType for your EditText.
this page will show you possible types
this question will show you how to set it from xml

How can you configure an EditText's soft keyboard to use numbers initially, but still allow text?

I want to let users input a postal code to my app. The common use case is the US zip code, which are composed solely of numbers, so I'd like to display the numeric keyboard initially in the soft input. However, not all postal codes are solely digits, so I still need users to be able to enter other characters.
I've been trying to do this with android:inputType, but by setting the "number" flag, it automatically blocks any input except for number-based stuff. Is there a way to just accept general text, but get the soft keyboard to initially display a more number-based keyboard?
Have you tried initially setting the inputType to "number" and then via a TextWatcher changing the input type of the TextView programatically?

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