[英]How to populate ViewPager with strings from ArrayList?
I have a list of items that each has their own ArrayList<String>
. 我有一个项目列表,每个项目都有自己的ArrayList<String>
。 When an item is clicked, the ViewPager activity is opened. 单击一个项目时,将打开ViewPager活动。 I want each string to fill up an entire view in ViewPager, so that the user can swipe through each of these strings as pages. 我希望每个字符串都填满ViewPager中的整个视图,以便用户可以将这些字符串中的每一个作为页面滑动。
ArrayList<String>
? 如果是这样,我如何用ArrayList<String>
的内容填充它? You should probably use a ViewPager
. 您可能应该使用ViewPager
。 To use it you need to supply a PagerAdapter
. 要使用它,您需要提供PagerAdapter
。 In your subclass of PagerAdapter, just have your instatiateItem
override create a TextView (either programmatically, or by inflating a layout with a TextView) and set the text to the String at the position in the array corresponding to the position
parameter of instantiateItem. 在PagerAdapter的子类中,只需让instatiateItem
重写创建TextView(以编程方式或通过使用TextView扩大布局),然后将文本设置为String中位于与InstantiateItem的position
参数相对应的数组中的position
。 Something like this 像这样
@Override
public Object instantiateItem (ViewGroup container, int position) {
TextView tv = new TextView(getContext());
tv.setText(mList.get(position));
return tv;
}
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