我必须创建n EditText
,其中n是用户输入。
我可以使用for
循环创建它。
TableLayout tbl=(TableLayout)findViewById(R.id.TableLayout1);
//table row
for (int i = 0; i < 5; i++) {
TableRow tr = new TableRow(this);
TableLayout.LayoutParams tableRowParams=
new TableLayout.LayoutParams
(TableLayout.LayoutParams.FILL_PARENT,TableLayout.LayoutParams.WRAP_CONTENT);
//for set margin
tableRowParams.setMargins(0, 10, 0, 0);
tr.setLayoutParams(tableRowParams);
tr.setGravity(Gravity.CENTER_HORIZONTAL);
//text view
TextView tv=new TextView(this);
tv.setText("Field "+(i+1));
tv.setGravity(Gravity.CENTER);
tv.setTextColor(Color.parseColor("#0070C0"));
tv.setTextSize(26);
tv.setLayoutParams(new TableRow.LayoutParams(100, TableRow.LayoutParams.WRAP_CONTENT));
//add textview
tr.addView(tv);
//set layout params of edittext
TableRow.LayoutParams etParams=
new TableRow.LayoutParams
(120,30);
etParams.setMargins(10, 0, 0, 0);
EditText et=new EditText(this);
et.setLayoutParams(etParams);
et.setBackgroundResource(R.drawable.bg_grey);
et.setInputType(InputType.TYPE_TEXT_VARIATION_EMAIL_ADDRESS);
tr.addView(et);
tbl.addView(tr, tableRowParams);
}
我有布局
让我知道如何从动态创建的EditText中检索数据。
添加editText
//list to store edittexts
List<EditText> etList = new ArrayList<EditText>();
TableLayout tbl=(TableLayout)findViewById(R.id.table);
for(int i=1;i<=5;i++){
TableRow tr = new TableRow(CurrentActivity.this);
TableLayout.LayoutParams tableRowParams=
new TableLayout.LayoutParams
(TableLayout.LayoutParams.FILL_PARENT,TableLayout.LayoutParams.WRAP_CONTENT);
EditText et=new EditText(CurrentActivity.this);
et.setInputType(InputType.TYPE_NUMBER_FLAG_DECIMAL|InputType.TYPE_CLASS_NUMBER);
et.setId(Id+i);//string+i
//add et to table row
tr.addView(et);
//add table row to table
tbl.addView(tr, tableRowParams);
//add edittext to list
etList.add(et);
}
获得价值
for (EditText et : etList) {
System.out.println(et.getText().toString());
}
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