直接上代码:
private void inputNickName() { InputDialog inputDialog = new InputDialog(this).builder(); inputDialog.setTitle(mNick.getSummaryText().toString()) .setPositiveBtn("确定", new InputDialog.OnPositiveListener() { @Override public void onPositive(View view, String inputMsg) { mNick.setDetailText(inputMsg); } }) .setNegativeBtn("取消", null) .setContentMsg(mNick.getDetailText().toString()); inputDialog.getContentView().setSingleLine(true); inputDialog.getContentView().setFilters(new InputFilter[]{new InputFilter.LengthFilter(15)}); inputDialog.show(); }
看下InputDialog的setContentMsg()方法:
/** * 设置内容 * @param msg * @return */ public InputDialog setContentMsg(String msg) { mIsShowContentInput = true; mContentInput.setText(msg); if (!TextUtils.isEmpty(msg)) { mContentInput.setSelection(msg.length()); } return this; }
可以看到这里确实设置了光标到最后,可是实际运行的过程却不是。
修改如下:
private void inputNickName() { InputDialog inputDialog = new InputDialog(this).builder(); inputDialog.getContentView().setSingleLine(true); inputDialog.setTitle(mNick.getSummaryText().toString()) .setPositiveBtn("确定", new InputDialog.OnPositiveListener() { @Override public void onPositive(View view, String inputMsg) { mNick.setDetailText(inputMsg); } }) .setNegativeBtn("取消", null) .setContentMsg(mNick.getDetailText().toString()); inputDialog.getContentView().setFilters(new InputFilter[]{new InputFilter.LengthFilter(15)}); inputDialog.show(); }
估计就是因为这个setSingleLine()会影响setSelection的结果。