由网友(价值人生)分享简介:我要找到Android的ListView控件的自定义ListVAdapter的高度。每个ListView的项目可能有不同的高度。我曾尝试以下code,我在这里找到:公共静态无效setListViewHeightBasedOnChildren(ListView控件的ListView){ListAdapter listAd...
我要找到Android的ListView控件的自定义ListVAdapter的高度。每个ListView的项目可能有不同的高度。我曾尝试以下code,我在这里找到:
公共静态无效setListViewHeightBasedOnChildren(ListView控件的ListView){
ListAdapter listAdapter = listView.getAdapter();
如果(listAdapter == NULL){
返回;
}
INT totalHeight = 0;
的for(int i = 0; I< listAdapter.getCount();我++){
查看的listItem = listAdapter.getView(I,空,ListView控件);
listItem.measure(0,MeasureSpec.UNSPECIFIED);
totalHeight + = listItem.getMeasuredHeight();
}
ViewGroup.LayoutParams PARAMS = listView.getLayoutParams();
params.height = totalHeight +(listView.getDividerHeight()*(listAdapter.getCount() - 1));
listView.setLayoutParams(PARAMS);
listView.requestLayout();
}
但它并没有给实际高度;它提供了相同的高度,所有列表项。是否有可能找到的ListView的高度有不同高度的列表项?
解决方案 私人诠释getTotalHeightofListView(){
ListAdapter LvAdapter = lv.getAdapter();
INT listviewElementsheight = 0;
的for(int i = 0; I< mAdapter.getCount();我++){
查看MVIEW = mAdapter.getView(I,空,LV);
mView.measure(
MeasureSpec.makeMeasureSpec(0,MeasureSpec.UNSPECIFIED),
MeasureSpec.makeMeasureSpec(0,MeasureSpec.UNSPECIFIED));
listviewElementsheight + = mView.getMeasuredHeight();
}
返回listviewElementsheight;
}
试试这个code。
I need to find the height of android ListView with custom ListVAdapter. Each of ListView items can be of varying height. I have tried the following code which I found here:
public static void setListViewHeightBasedOnChildren(ListView listView) {
ListAdapter listAdapter = listView.getAdapter();
if (listAdapter == null) {
return;
}
int totalHeight = 0;
for (int i = 0; i < listAdapter.getCount(); i++) {
View listItem = listAdapter.getView(i, null, listView);
listItem.measure(0, MeasureSpec.UNSPECIFIED);
totalHeight += listItem.getMeasuredHeight();
}
ViewGroup.LayoutParams params = listView.getLayoutParams();
params.height = totalHeight + (listView.getDividerHeight() * (listAdapter.getCount() - 1));
listView.setLayoutParams(params);
listView.requestLayout();
}
But it doesn't give actual height; it gives same height for all list items. Is it possible to find ListView height with list items of varying height?
解决方案private int getTotalHeightofListView() {
ListAdapter LvAdapter = lv.getAdapter();
int listviewElementsheight = 0;
for (int i = 0; i < mAdapter.getCount(); i++) {
View mView = mAdapter.getView(i, null, lv);
mView.measure(
MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED),
MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED));
listviewElementsheight += mView.getMeasuredHeight();
}
return listviewElementsheight;
}
try this code.
相关推荐
最新文章