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2、edittext(如何在EditText中显示提示文字)
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索爱x8刷机包edittext(如何在EditText中显示提示文字
本文目录如何在EditText中显示提示文字EditText怎样打开软键盘如何限制edittext输入字数种方法的如何在EditText中显示提示文字在EditText内部显示提示文字,需要使用android:paddingLeft属性根据提示文字的宽度设定开始输入文字的位置,在该方法中编写提示文字,首先做一个带有提示文字的图片,//就算是再加mEditText.setSelection(nSelStart)?也不起作用????}??}?};androideditText输入字数限制方法一:????????//输入框限制输入字数??????editText.addTextChangedListener(newTextWatcher(){?????????privateCharSequencetemp;?????????privatebooleanisEdit=true;?????????privateintselectionStart;??????????privateintselectionEnd;??????????Override??????????publicvoidbeforeTextChanged(CharSequences,intarg,intarg,????????????????intarg){?????????????temp=s;??????????}?????????????????????Override??????????publicvoidonTextChanged(CharSequences,intarg,intarg,????????????????intarg){??????????}????????????????????Override?????????publicvoidafterTextChanged(Editables){?????????????selectionStart=editText.getSelectionStart();?????????????selectionEnd=editText.getSelectionEnd();?????????????Log.i(“gongbiao“,““+selectionStart);????????????if(temp.length()》Constant.TEXT_MAX){???????????????Toast.makeText(KaguHomeActivity.this,??????????????????????R.string.edit_content_limit,Toast.LENGTH_SHORT)??????????????????????.show();???????????????s.delete(selectionStart-,selectionEnd);???????????????inttempSelection=selectionStart;???????????????editText.setText(s);???????????????editText.setSelection(tempSelection);????????????}?????????}??????});?????方法二:????????利用EditText可以设置filter的特性,EditText怎样打开软键盘edittext有焦点(focusable为true阻止输入法弹出edittext=(edittext)findviewbyid(r.id.txtbody);edittext.setontouchlistener(newontouchlistener(){publicbooleanontouch(viewv,motioneventevent){edittext.setinputtype(inputtype.type_null);//关闭软键盘returnfalse;}});当eidttext无焦点(focusable=false时阻止输入法弹出inputmethodmanagerimm=(inputmethodmanager)getsystemservice(input_method_service);imm.hidesoftinputfromwindow(edittext.getwindowtoken(),);如何限制edittext输入字数种方法的AndroidEditText字符个数限制方法一:?mEditText.setFilters(newInputFilter{newInputFilter.LengthFilter(Constants.MAX_TEXT_INPUT_LENGTH)});?方法二:?privateTextWatchermTextWatcher=newTextWatcher(){??ToastmToast=null;?三星r429驱动下载(索爱x8刷机包)?publicvoidbeforeTextChanged(CharSequences,intstart,?????intcount,intafter){??}??publicvoidonTextChanged(CharSequences,intstart,?????intbefore,intcount){??}????publicvoidafterTextChanged(Editables){???intnSelStart=;???intnSelEnd=;???booleannOverMaxLength=false;??????nSelStart=mEditText.getSelectionStart();???nSelEnd??=mEditText.getSelectionEnd();??????nOverMaxLength=(s.length()》Constants.MAX_TEXT_INPUT_LENGTH)?true:false;???if(nOverMaxLength){????if(null==mToast){?????mToast=Toast.makeText(mContext,????????R.string.IDS_MSG_TEXT_OVER_MAXLENGTH,????????Toast.LENGTH_SHORT);????}????mToast.show();????????s.delete(nSelStart-,nSelEnd);????mEditText.setTextKeepState(s);//请读者注意这一行,即提示文字当作图片来显示,在提示文字后面输入文字。
如何在EditText中显示提示文字
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