android-edittext

问题 I have a layout which I placed my widgets proportionally with weight attribute. I don't want to use scrollView, I want my widgets to fit onto screen according to their weights. However, I want my layout to be scrollable when soft keyboard pops up. I don't want it to be resized so I can't use android:windowSoftInputMode="adjustResize" I tried android:windowSoftInputMode="adjustPan" and it moves the edittext field above the soft keyboard. However, this time it does not scroll and I have to

问题 is there a device specific limitation (other then total free memory size) to text length or line count in scrollable multiline EditText when android:maxLength and android:maxLines is NOT set? I have an EditText: <EditText android:editable="false" android:id="@+id/sip_log_log" android:layout_width="fill_parent" android:layout_height="fill_parent" android:layout_weight = "1" android:text="" android:gravity = "top" android:textColor="#00FF00" android:background="#000000" android:scrollbars=

问题 I have an application login system type of application. Once the user pressed back button after login, the username and password EditText are filled with what the user enter just now. Is there any way to clear the EditText to empty? Sorry that if I make this sounds confusing. Any comment will be appreciated! 回答1: you can do this by overriding onPause method of Activity and in onPause method clear all EditText Value as: @Override protected void onPause(){ super.onPause(); // Clear all value

问题 I have two EditTexts. One is for example temperature in °C and the other is temperature in °F. When user edits one EditTexts I want the other to change accordingly. Problem is that this changes make loop, where EditTexts make changes of each other. How to solve this? I would like to still have reaction in other EditText when I change the first one even programmatically, but without loop... 回答1: Check if each EditText has focus first and only change it programmatically if it doesn't have focus

问题 I have two EditTexts and I am applying validations on them. If the validations fail, I want to show all the error messages at once. At a time, I'm getting only one error message which is fixed to the bottom EditText field. How to show all the EditText error messages at once?? I am using the following code: if(uname.matches("")) username.setError("Email is required"); if(pwd.matches("")) password.setError("Password is required"); my screen shot is: 回答1: You have to setError(null) in else

问题 I have created two Activities ( MainActivity , ListActivity ) and in MainActivity , I have an EditText and a save-button. In ListActivity , I have a ListView . I want to save the value/data/string text that is written in EditText and send it to the other Activity in the ListView . This is how it looks now, but I think I know what I'm missing but don't know how to do it. MainActivity. public class MainActivity extends Activity { @Override protected void onCreate(Bundle savedInstanceState) {

问题 I got a edittext and it has multiple coloured text like that code below. Is there any way to store text and colours and show them again? I used to use SharedPreference to store strings integers etc. but this isn`t working for Spannables. Spannable span1 = new SpannableString("this"); Spannable span2 = new SpannableString("is"); Spannable span3 = new SpannableString("text"); span1.setSpan(new ForegroundColorSpan(Color.parseColor("#292929")), 0, span1.length(),Spannable.SPAN_EXCLUSIVE_EXCLUSIVE

问题 How could I check the font size, height, and width of an EditText with Espresso? At the moment to sect the text I use: onView(withId(R.id.editText1)).perform(clearText(), typeText("Amr")); And to read the text: onView(withId(R.id.editText1)).check(matches(withText("Amr"))); 回答1: You will have to create your own custom matchers since Espresso does not support any of these matchers by default. Luckily this can be done quite easily. Take a look at this example for font size: public class

问题 let me introduce you to my issue: I have just begun with programming for android. Now I want to create a little app that asks for the amount of players and then a new screen pops up with as many as EditText fields as the amount of players. Example: I type in the amount of players (4), then I press send, the next screen is filled with 4 EditText fields asking for the players names. Here's the code: Method that asks for the amount of players: public void gaVerder (View view){ Intent i = new

问题 I'm trying to validate some EditTexts inside an alert dialog, but when I click on the "OK" button the alert simply dismiss, as you can see in my code I have a error message that should appear if the field is empty, what am I missing here, any help would be appreciated. final TextView id = (TextView) spinner.getSelectedView(); final EditText descricao = (EditText) v.findViewById(R.id.add_descricao); final EditText observacao = (EditText) v.findViewById(R.id.add_observacao); final EditText data