android-edittext

问题 This is maddening. I have the following XML layout: <FrameLayout android:layout_width="fill_parent" android:layout_height="wrap_content" android:background="@drawable/shadow" android:focusable="true" android:focusableInTouchMode="true"> <ViewFlipper android:id="@+id/flipper" android:layout_width="fill_parent" android:layout_height="fill_parent"> <EditText android:id="@+id/reviews" style="@style/DescriptionArea" android:layout_width="fill_parent" android:layout_height="wrap_content" android

问题 I have to buttons that writes A and B to an edittext. If there is something in the edittext how can I delete the last letters with the "Del" button? My layout: <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" tools:context=".MainActivity" > <Button android:id="@+id/buttonb" android:layout_width="100dp" android:layout_height="100dp" android:layout

问题 This question already has answers here : Android EditText - Delete the last letter with a button (4 answers) Closed 5 years ago . I have to buttons that writes A and B to an edittext. If there is something in the edittext how can I delete the last letters with the "Del" button ? My layout: <RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent" tools

问题 I've some settings page in my app. Once the activity gets starts directly it focus to edittext and i used following code to clear foucs. <RelativeLayout android:id="@+id/RequestFocusLayout" android:focusable="true" android:focusableInTouchMode="true" android:layout_width="0px" android:layout_height="0px"/> and in java code RelativeLayout focuslayout = (RelativeLayout) findViewById(R.id.RequestFocusLayout); focuslayout.requestFocus(); The above code is working fine when activity starts at

问题 I have an edit text: <LinearLayout android:id="@+id/linearLayout7" android:layout_width="match_parent" android:layout_height="wrap_content"> <EditText android:layout_height="wrap_content" android:layout_width="wrap_content" android:layout_weight="1" android:id="@+id/editText1" android:text="3"> <requestFocus></requestFocus> </EditText> <Button android:text="Button" android:layout_height="wrap_content" android:layout_width="wrap_content" android:id="@+id/button2"></Button> </LinearLayout> and

问题 I have created GridView using following XML code: grid_layout.xml <GridView android:id="@+id/productList" android:layout_width="fill_parent" android:layout_height="fill_parent" android:layout_margin="5dp" android:layout_marginBottom="10dp" android:drawSelectorOnTop="true" android:fastScrollEnabled="true" android:horizontalSpacing="10dp" android:listSelector="@drawable/list_view_selector" android:numColumns="3" android:stretchMode="columnWidth" android:verticalSpacing="10dp" > </GridView> <!--

问题 I am using an EditText . Is it possible to have a part of text uneditable and the rest editable in the same EditText ? 回答1: You could use editText.setFocusable(false); or editText.setEnabled(false); although disabling the EditText does currently not ignore input from the on-screen keyboard (I think that's a bug). Depending on the application it might be better to use an InputFilter that rejects all changes: editText.setFilters(new InputFilter[] { new InputFilter() { public CharSequence filter

问题 I am using an EditText . Is it possible to have a part of text uneditable and the rest editable in the same EditText ? 回答1: You could use editText.setFocusable(false); or editText.setEnabled(false); although disabling the EditText does currently not ignore input from the on-screen keyboard (I think that's a bug). Depending on the application it might be better to use an InputFilter that rejects all changes: editText.setFilters(new InputFilter[] { new InputFilter() { public CharSequence filter

问题 I am working on a dialog at Android with a few EditText s. I've put this line at the onCreate() in order to disable the soft keyboard: Keypad.this.getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_HIDDEN); The problem is that it works only when the dialog appear and doing nothing. When I move to the next EditText , the keyboard appears and not going down. Does anybody have an idea how to solve this issue? 回答1: create your own class that extends EditText and

问题 In my activity, there are two buttons: one for adding an item to a ListView, which is formed by an EditText (where the user enters a decimal number) and another one, which will start the calculation. The goal is to calculate the average of the numbers entered in the EditTexts, depending on the number of items added to the ListView. I have the following code, and I think I might get the number of childs created and then divide the adding by the childs, but I have read a lot of similar examples