本文整理汇总了Java中android.view.ViewGroup.getChildMeasureSpec方法的典型用法代码示例。如果您正苦于以下问题：Java ViewGroup.getChildMeasureSpec方法的具体用法？Java ViewGroup.getChildMeasureSpec怎么用？Java ViewGroup.getChildMeasureSpec使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类android.view.ViewGroup的用法示例。
在下文中一共展示了ViewGroup.getChildMeasureSpec方法的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: cacaheHeaderView
import android.view.ViewGroup; //导入方法依赖的package包/类
private void cacaheHeaderView(RecyclerView parent, int position, ViewParams view) {
if (!mHeaderCache.containsKey(position)) {
final RecyclerView.ViewHolder holder = mAdapter.onCreateHeaderViewHolder(parent, position);
final View header = holder.itemView;
mAdapter.onBindHeaderViewHolder(holder, position);
int widthSpec = View.MeasureSpec.makeMeasureSpec(parent.getWidth(), View.MeasureSpec.EXACTLY);
int heightSpec = View.MeasureSpec.makeMeasureSpec(parent.getHeight(), View.MeasureSpec.UNSPECIFIED);
//
int childWidth = ViewGroup.getChildMeasureSpec(widthSpec,
parent.getPaddingLeft() + parent.getPaddingRight(), view.getMeasuredWidth());
int childHeight = ViewGroup.getChildMeasureSpec(heightSpec,
parent.getPaddingTop() + parent.getPaddingBottom(), view.getMeasuredHeight());
// Log.e("headerParams", position + " " + view.getMeasuredWidth() + " " + view.getMeasuredHeight());
header.measure(childWidth, childHeight);
header.layout(0, 0, view.getMeasuredWidth(), view.getMeasuredHeight());
mHeaderCache.put((long) position, holder);
}
}
示例2: measureView
import android.view.ViewGroup; //导入方法依赖的package包/类
public static void measureView(View view) {
ViewGroup.LayoutParams p = view.getLayoutParams();
if (p == null) {
p = new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT);
}
int childWidthSpec = ViewGroup.getChildMeasureSpec(0, 0, p.width);
int lpHeight = p.height;
int childHeightSpec;
if (lpHeight > 0) {
childHeightSpec = MeasureSpec.makeMeasureSpec(lpHeight, MeasureSpec.EXACTLY);
} else {
childHeightSpec = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED);
}
view.measure(childWidthSpec, childHeightSpec);
}
示例3: getHeader
import android.view.ViewGroup; //导入方法依赖的package包/类
@Override
protected HeaderViewHolder getHeader(RecyclerView parent, StickyHeaderAdapter stickyAdapter, int position) {
HeaderViewHolder viewHolder = adapter.onCreateLastSeenViewHolder(parent);
adapter.onBindLastSeenViewHolder(viewHolder, position);
int widthSpec = View.MeasureSpec.makeMeasureSpec(parent.getWidth(), View.MeasureSpec.EXACTLY);
int heightSpec = View.MeasureSpec.makeMeasureSpec(parent.getHeight(), View.MeasureSpec.UNSPECIFIED);
int childWidth = ViewGroup.getChildMeasureSpec(widthSpec, parent.getPaddingLeft() + parent.getPaddingRight(), viewHolder.itemView.getLayoutParams().width);
int childHeight = ViewGroup.getChildMeasureSpec(heightSpec, parent.getPaddingTop() + parent.getPaddingBottom(), viewHolder.itemView.getLayoutParams().height);
viewHolder.itemView.measure(childWidth, childHeight);
viewHolder.itemView.layout(0, 0, viewHolder.itemView.getMeasuredWidth(), viewHolder.itemView.getMeasuredHeight());
return viewHolder;
}
示例4: measureScrapChildWidth
import android.view.ViewGroup; //导入方法依赖的package包/类
private void measureScrapChildWidth(View child, int position, int heightMeasureSpec) {
LayoutParams p = (LayoutParams) child.getLayoutParams();
if (p == null) {
p = (AbsHListView.LayoutParams) generateDefaultLayoutParams();
child.setLayoutParams(p);
}
p.viewType = mAdapter.getItemViewType(position);
p.forceAdd = true;
int childHeightSpec = ViewGroup.getChildMeasureSpec(heightMeasureSpec, mListPadding.top + mListPadding.bottom,
p.height);
int lpWidth = p.width;
int childWidthSpec;
if (lpWidth > 0) {
childWidthSpec = MeasureSpec.makeMeasureSpec(lpWidth, MeasureSpec.EXACTLY);
} else {
childWidthSpec = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED);
}
child.measure(childWidthSpec, childHeightSpec);
}
示例5: measureScrapChild
import android.view.ViewGroup; //导入方法依赖的package包/类
private void measureScrapChild(RecyclerView.Recycler recycler, int position, int widthSpec,
int heightSpec, int[] measuredDimension) {
try {
View view = recycler.getViewForPosition(0);//fix 动态添加时报IndexOutOfBoundsException
if (view != null) {
RecyclerView.LayoutParams p = (RecyclerView.LayoutParams) view.getLayoutParams();
int childWidthSpec = ViewGroup.getChildMeasureSpec(widthSpec,
getPaddingLeft() + getPaddingRight(), p.width);
int childHeightSpec = ViewGroup.getChildMeasureSpec(heightSpec,
getPaddingTop() + getPaddingBottom(), p.height);
view.measure(childWidthSpec, childHeightSpec);
measuredDimension[0] = view.getMeasuredWidth() + p.leftMargin + p.rightMargin;
measuredDimension[1] = view.getMeasuredHeight() + p.bottomMargin + p.topMargin;
recycler.recycleView(view);
}
} catch (Exception e) {
e.printStackTrace();
} finally {
}
}
示例6: measureItem
import android.view.ViewGroup; //导入方法依赖的package包/类
private void measureItem(View item) {
ViewGroup.LayoutParams lp = item.getLayoutParams();
if (lp == null) {
lp = new LayoutParams(ViewGroup.LayoutParams.FILL_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT);
item.setLayoutParams(lp);
}
int wspec = ViewGroup.getChildMeasureSpec(mWidthMeasureSpec, getListPaddingLeft()
+ getListPaddingRight(), lp.width);
int hspec;
if (lp.height > 0) {
hspec = MeasureSpec.makeMeasureSpec(lp.height, MeasureSpec.EXACTLY);
} else {
hspec = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED);
}
item.measure(wspec, hspec);
}
示例7: measureViewHeight
import android.view.ViewGroup; //导入方法依赖的package包/类
protected static int measureViewHeight(View view) {
ViewGroup.LayoutParams p = view.getLayoutParams();
if (p == null) {
p = new ViewGroup.LayoutParams(MATCH_PARENT,WRAP_CONTENT);
}
int childHeightSpec;
int childWidthSpec = ViewGroup.getChildMeasureSpec(0, 0, p.width);
if (p.height > 0) {
childHeightSpec = MeasureSpec.makeMeasureSpec(p.height, MeasureSpec.EXACTLY);
} else {
childHeightSpec = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED);
}
view.measure(childWidthSpec, childHeightSpec);
return view.getMeasuredHeight();
}
示例8: measureView
import android.view.ViewGroup; //导入方法依赖的package包/类
/**
* 测量视图尺寸
*
* @param view 视图
* @return arr[0]: 视图宽度, arr[1]: 视图高度
*/
public static int[] measureView(View view) {
ViewGroup.LayoutParams lp = view.getLayoutParams();
if (lp == null) {
lp = new ViewGroup.LayoutParams(
ViewGroup.LayoutParams.MATCH_PARENT,
ViewGroup.LayoutParams.WRAP_CONTENT
);
}
int widthSpec = ViewGroup.getChildMeasureSpec(0, 0, lp.width);
int lpHeight = lp.height;
int heightSpec;
if (lpHeight > 0) {
heightSpec = View.MeasureSpec.makeMeasureSpec(lpHeight, View.MeasureSpec.EXACTLY);
} else {
heightSpec = View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED);
}
view.measure(widthSpec, heightSpec);
return new int[]{view.getMeasuredWidth(), view.getMeasuredHeight()};
}
示例9: measureHeader
import android.view.ViewGroup; //导入方法依赖的package包/类
/**
* measure header view's width and height
*
* @param headerView
*/
private void measureHeader(View headerView,int height) {
LayoutParams p = (LayoutParams) headerView.getLayoutParams();
if (p == null) {
int h = height == 0 ? ViewGroup.LayoutParams.WRAP_CONTENT : height;
p = new LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, h);
}else if(height != 0){
p.height = height;
}
headerView.setLayoutParams(p);
int childWidthSpec = ViewGroup.getChildMeasureSpec(0, 0, p.width);
int lpHeight = p.height;
int childHeightSpec;
if (lpHeight > 0) {
childHeightSpec = MeasureSpec.makeMeasureSpec(lpHeight, MeasureSpec.EXACTLY);
} else {
childHeightSpec = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED);
}
headerView.measure(childWidthSpec, childHeightSpec);
}
示例10: measureView
import android.view.ViewGroup; //导入方法依赖的package包/类
/**
* 测量View的尺寸<br/>
* 由于Android你中View需要测量后才能得到具体的尺寸数据<br/>
* 但是我们在使用中，通常都是初始化就需要得到尺寸数据<br/>
* 因此提供该工具方法，只要对需要尺寸数据的View执行该方法<br/>
* 然后该View就可以取到尺寸信息。
*
* @param child
*/
public static void measureView(View child) {
ViewGroup.LayoutParams lp = child.getLayoutParams();
if (lp == null) {
lp = new ViewGroup.LayoutParams(ViewGroup.LayoutParams.FILL_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT);
}
// View的宽度信息
int childMeasureWidth = ViewGroup.getChildMeasureSpec(0, 0, lp.width);
int childMeasureHeight;
if (lp.height > 0) {
// 最后一个参数表示：适合、匹配
childMeasureHeight = MeasureSpec.makeMeasureSpec(lp.height, MeasureSpec.EXACTLY);
} else {
childMeasureHeight = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED); // 未指定
}
//
child.measure(childMeasureWidth, childMeasureHeight);
}
示例11: measureScrapChild
import android.view.ViewGroup; //导入方法依赖的package包/类
private void measureScrapChild(RecyclerView.Recycler recycler, int position, int widthSpec, int heightSpec, int[] measuredDimension) {
View view = recycler.getViewForPosition(0);
if (view != null) {
RecyclerView.LayoutParams p = (RecyclerView.LayoutParams) view.getLayoutParams();
int childWidthSpec = ViewGroup.getChildMeasureSpec(widthSpec,
getPaddingLeft() + getPaddingRight(), p.width);
int childHeightSpec = ViewGroup.getChildMeasureSpec(heightSpec,
getPaddingTop() + getPaddingBottom(), p.height);
view.measure(childWidthSpec, childHeightSpec);
measuredDimension[0] = view.getMeasuredWidth() + p.leftMargin + p.rightMargin;
measuredDimension[1] = view.getMeasuredHeight() + p.bottomMargin + p.topMargin;
Rect decoratorRect=new Rect();
calculateItemDecorationsForChild(view,decoratorRect);
measuredDimension[0]+=decoratorRect.left;
measuredDimension[0]+=decoratorRect.right;
measuredDimension[1]+=decoratorRect.top;
measuredDimension[1]+=decoratorRect.bottom;
recycler.recycleView(view);
}
}
示例12: measureChild
import android.view.ViewGroup; //导入方法依赖的package包/类
/**
* Measure the provided child.
*
* @param child The child.
*/
private void measureChild(View child) {
LayoutParams childLayoutParams = getLayoutParams(child);
int childHeightSpec = ViewGroup.getChildMeasureSpec(mHeightMeasureSpec, getPaddingTop() + getPaddingBottom(), childLayoutParams.height);
int childWidthSpec;
if (childLayoutParams.width > 0) {
childWidthSpec = MeasureSpec.makeMeasureSpec(childLayoutParams.width, MeasureSpec.EXACTLY);
} else {
childWidthSpec = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED);
}
child.measure(childWidthSpec, childHeightSpec);
}
示例13: getHeader
import android.view.ViewGroup; //导入方法依赖的package包/类
@SuppressWarnings("unchecked")
private RecyclerView.ViewHolder getHeader(RecyclerView parent, int position) {
final long key = mAdapter.getHeaderId(position);
if (mHeaderCache.indexOfKey(key) >= 0) {
return mHeaderCache.get(key);
} else {
final RecyclerView.ViewHolder holder = mAdapter.onCreateHeaderViewHolder(parent);
final View header = holder.itemView;
mAdapter.onBindHeaderViewHolder(holder, position);
int widthSpec = View.MeasureSpec.makeMeasureSpec(parent.getMeasuredWidth(), View.MeasureSpec.EXACTLY);
int heightSpec = View.MeasureSpec.makeMeasureSpec(parent.getMeasuredHeight(), View.MeasureSpec.UNSPECIFIED);
int childWidth = ViewGroup.getChildMeasureSpec(widthSpec,
parent.getPaddingLeft() + parent.getPaddingRight(), header.getLayoutParams().width);
int childHeight = ViewGroup.getChildMeasureSpec(heightSpec,
parent.getPaddingTop() + parent.getPaddingBottom(), header.getLayoutParams().height);
header.measure(childWidth, childHeight);
header.layout(0, 0, header.getMeasuredWidth(), header.getMeasuredHeight());
mHeaderCache.put(key, holder);
return holder;
}
}
示例14: getHeader
import android.view.ViewGroup; //导入方法依赖的package包/类
private RecyclerView.ViewHolder getHeader(RecyclerView parent, int position) {
long key = position;
if (mHeaderCache.containsKey(key)) {
return mHeaderCache.get(key);
} else {
final RecyclerView.ViewHolder holder = mAdapter.onCreateHeaderViewHolder(parent, position);
final View header = holder.itemView;
//noinspection unchecked
mAdapter.onBindHeaderViewHolder(holder, position);
int widthSpec = View.MeasureSpec.makeMeasureSpec(parent.getWidth(), View.MeasureSpec.EXACTLY);
int heightSpec = View.MeasureSpec.makeMeasureSpec(parent.getHeight(), View.MeasureSpec.UNSPECIFIED);
int childWidth = ViewGroup.getChildMeasureSpec(widthSpec,
parent.getPaddingLeft() + parent.getPaddingRight(), header.getLayoutParams().width);
int childHeight = ViewGroup.getChildMeasureSpec(heightSpec,
parent.getPaddingTop() + parent.getPaddingBottom(), header.getLayoutParams().height);
header.measure(childWidth, childHeight);
header.layout(0, 0, header.getMeasuredWidth(), header.getMeasuredHeight());
mHeaderCache.put(key, holder);
return holder;
}
}
示例15: getHeader
import android.view.ViewGroup; //导入方法依赖的package包/类
private RecyclerView.ViewHolder getHeader(RecyclerView parent, int position) {
final long key = mListener.getHeaderId(position);
if (mHeaderCache.containsKey(key)) {
return mHeaderCache.get(key);
} else {
final RecyclerView.ViewHolder holder = mListener.onCreateHeaderViewHolder(parent);
final View header = holder.itemView;
//noinspection unchecked
mListener.onBindHeaderViewHolder(holder, position);
int widthSpec = View.MeasureSpec.makeMeasureSpec(parent.getWidth(), View.MeasureSpec.EXACTLY);
int heightSpec = View.MeasureSpec.makeMeasureSpec(parent.getHeight(), View.MeasureSpec.UNSPECIFIED);
int childWidth = ViewGroup.getChildMeasureSpec(widthSpec,
parent.getPaddingLeft() + parent.getPaddingRight(), header.getLayoutParams().width);
int childHeight = ViewGroup.getChildMeasureSpec(heightSpec,
parent.getPaddingTop() + parent.getPaddingBottom(), header.getLayoutParams().height);
header.measure(childWidth, childHeight);
header.layout(0, 0, header.getMeasuredWidth(), header.getMeasuredHeight());
mHeaderCache.put(key, holder);
return holder;
}
}