Show soft keyboard

InputMethodManager imm = (InputMethodManager) context.
	getSystemService(Context.INPUT_METHOD_SERVICE);
if(imm != null)
{
    ...
    //出于安全应该判断是否为空指针
    imm.showSoftInput(view, 0);//view就是可以获取焦点并且已经获取焦点的组件
}

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Origin blog.csdn.net/qq_42823109/article/details/100436475