android-edittext

问题 Basically I'm trying to get my EditText with a button "Ok" to display what was written to show up in a TextView output. Once the "Ok" button is pressed it get the text what was entered in the EditText and display in the TextView . Been searching around and can't find anything that works. Can anyone help? Edit: 1) really appreciate the responds and help guys. 2) I think I"m asking this wrong. What I'm trying to do is creating an option where the user can add their own Text into an activity.

问题 I got stuck in creating UI. please help me out creating that . I have a EditText having rounded rectangle border which is ok but placeholder is in the top of border leaving the border. Here is the image Thanks in advance. 回答1: You have to use Vector Drawable for creating custom shape as you need. I have created a sample for the same. Create custom_vector.xml file under res/drawable/ <vector xmlns:android="http://schemas.android.com/apk/res/android" android:height="20dp" android:width="20dp"

问题 I have an Android activity and there is one EditText in the whole layout. For some reason, whenever the activity starts, the keyboard comes up. I have tried all of the following things: Placing these two in OnStart : FindViewById<EditText> (Resource.Id.searchText).ClearFocus (); FindViewById<EditText> (Resource.Id.searchText).Selected = false; Adding a LinearLayout with these two properties: android:focusable="true" android:focusableInTouchMode="true" Adding the following tag inside another

问题 I am having a problem with modifying EditText in another function started by the thread: Thread thRead = new Thread( new Runnable(){ public void run(){ EditText _txtArea = (EditText) findViewById(R.id.txtArea); startReading(_txtArea); } }); my function is as follows: public void startReading(EditText _txtArea){ _txtArea.setText("Changed"); } It always force closes while trying to modify the edittext. Does someone know why? 回答1: UI views should not be modified from non-UI thread. The only

问题 I'm trying to create a custom Dialog in an individual class. The dialog is started in the main activity: DialogLogin login = new DialogLogin(); login.show(getFragmentManager(), DISPLAY_SERVICE); On starting the application the main activity starts in the background and then the dialog starts. In the dialog there is an EditText-field to receive user-input. On pressing the save-button the EditText-field should be read-out and the input displayed, but it's always empty. Moreover there are no

问题 I'm trying to create a custom Dialog in an individual class. The dialog is started in the main activity: DialogLogin login = new DialogLogin(); login.show(getFragmentManager(), DISPLAY_SERVICE); On starting the application the main activity starts in the background and then the dialog starts. In the dialog there is an EditText-field to receive user-input. On pressing the save-button the EditText-field should be read-out and the input displayed, but it's always empty. Moreover there are no

问题 EDIT: I found the reason which is that the getView() is called when i try to edit something, so the data from the DataAdapter is loaded & my edited changes disappears. EDIT: i observed one thing, if there are few rows in the listview then its OK, but if there are many rows which the listview can not show in the visible screen (Scroll bar appears to scroll to other records), then the issue arises!! I am working on project where we have implemented an INLINE EDITING using ListView, i.e. the

问题 In my layout I have 4 edittext.. I need to jump to the next edittext after reaching the maximum length . But there is a problem..How to do it?.. Please anybody help me to do this... 回答1: On reachin the count you change the focus of the edittext to the next one Edittext edt1; Edittext edt2: //mount the views to java from xml edt1.addTextChangedListener(this); @Override public void afterTextChanged(Editable s) { // TODO Auto-generated method stub } @Override public void beforeTextChanged

问题 I'm trying to get a character count of an EditText. I've looked into different properties of the EditText and TextView classes, but there doesn't seem to be a function that returns the amount of characters. I have tried to use the TextWatcher, but that is not ideal since sometimes I load a saved message into the EditText from the preferences, and TextWatcher does not count characters not typed right then. Any help would be great! Cheers! 回答1: Just grab the text in the EditText as a string and

问题 My goal is to show/hide on-screen software keyboard on some event and intercept input from that keyboard. I found out that soft keyboard can be shown for some View class descendants, but I don't need any visual representation of the text edit widget on screen, just the ability to programmatically show/hide soft keyboard with input interception. What is the best way to achieve this? 回答1: Even if this question was asked almost a year ago it didn't have an accepted and fully helpful answer and