Example usage for android.view View measure

Introduction

In this page you can find the example usage for android.view View measure.

Prototype

public final void measure(int widthMeasureSpec, int heightMeasureSpec) 

Source Link

Document

This is called to find out how big a view should be.

Usage

From source file:com.duy.pascal.ui.debug.activities.DebugActivity.java

@WorkerThread
private void showPopupAt(final LineNumber lineNumber, final String msg) {
    mHandler.post(new Runnable() {
        @Override/* www  .  java  2  s.  c  o m*/
        public void run() {
            if (isFinishing())
                return;
            //get relative position of expression at edittext
            Point position = mCodeView.getDebugPosition(lineNumber.getLine(), lineNumber.getColumn(),
                    Gravity.TOP);
            DLog.d(TAG, "generate: " + position);
            dismissPopup();
            //create new popup
            PopupWindow window = new PopupWindow(DebugActivity.this);
            LayoutInflater inflater = (LayoutInflater) getSystemService(LAYOUT_INFLATER_SERVICE);
            View container = inflater.inflate(R.layout.popup_expr_result, null);
            container.measure(View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED),
                    View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED));
            int windowHeight = container.getMeasuredHeight();
            int windowWidth = container.getMeasuredWidth();

            window.setContentView(container);
            window.setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT));
            window.setTouchable(true);
            window.setSplitTouchEnabled(true);
            window.setOutsideTouchable(true);

            window.showAtLocation(mCodeView, Gravity.NO_GRAVITY, position.x - windowWidth / 3,
                    position.y + toolbar.getHeight() - windowHeight);

            TextView txtResult = container.findViewById(R.id.txt_result);
            txtResult.setText(msg);
            AlphaAnimation alphaAnimation = new AlphaAnimation(1.0f, 0.5f);
            alphaAnimation.setDuration(1000);
            alphaAnimation.setRepeatMode(Animation.REVERSE);
            alphaAnimation.setRepeatCount(Animation.INFINITE);
            txtResult.startAnimation(alphaAnimation);
            DebugActivity.this.mPopupWindow = window;
        }
    });
}

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From source file:com.bamalearn.bamalearnburmese.DrawerMainActivity.java

public void setListViewHeightBasedOnChildren(ListView listView) {
    ListAdapter listAdapter = listView.getAdapter();
    if (listAdapter == null) {
        return;//from w w  w  . j  a  v  a2s  .  co m
    }

    int totalHeight = listView.getPaddingTop() + listView.getPaddingBottom();
    for (int i = 0; i < listAdapter.getCount(); i++) {
        View listItem = listAdapter.getView(i, null, listView);
        if (listItem instanceof ViewGroup)
            listItem.setLayoutParams(new AbsListView.LayoutParams(AbsListView.LayoutParams.WRAP_CONTENT,
                    AbsListView.LayoutParams.WRAP_CONTENT));
        listItem.measure(0, 0);
        totalHeight += listItem.getMeasuredHeight();
    }

    ViewGroup.LayoutParams params = listView.getLayoutParams();
    params.height = totalHeight + (listView.getDividerHeight() * (listAdapter.getCount() - 1));
    listView.setLayoutParams(params);
}

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From source file:com.astuetz.viewpager.extensions.SwipeyTabsView.java

/**
 * {@inheritDoc}/*from w  w w. j ava  2 s.  co m*/
 */
@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {

    int maxTabHeight = 0;

    mWidthMeasureSpec = widthMeasureSpec;
    mHeightMeasureSpec = heightMeasureSpec;

    final int childWidthMeasureSpec = MeasureSpec.makeMeasureSpec(MeasureSpec.getSize(widthMeasureSpec),
            MeasureSpec.AT_MOST);
    final int childHeightMeasureSpec = MeasureSpec.makeMeasureSpec(MeasureSpec.getSize(widthMeasureSpec),
            MeasureSpec.AT_MOST);

    for (int i = 0; i < mTabsCount; i++) {
        final View child = getChildAt(i);

        if (child.getVisibility() == GONE)
            continue;

        child.measure(childWidthMeasureSpec, childHeightMeasureSpec);

        mPositions.get(i).width = child.getMeasuredWidth();
        mPositions.get(i).height = child.getMeasuredHeight();

        maxTabHeight = Math.max(maxTabHeight, mPositions.get(i).height);
    }

    setMeasuredDimension(resolveSize(0, widthMeasureSpec),
            resolveSize(maxTabHeight + getPaddingTop() + getPaddingBottom(), heightMeasureSpec));

}

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From source file:com.asc_ii.bangnote.bigbang.BigBangLayout.java

@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {

    int widthSize = MeasureSpec.getSize(widthMeasureSpec) - getPaddingLeft() - getPaddingRight();
    int contentWidthSize = widthSize - mActionBar.getContentPadding();
    int heightSize = 0;

    int childCount = getChildCount();

    int measureSpec = MeasureSpec.makeMeasureSpec(0, MeasureSpec.UNSPECIFIED);

    mLines = new ArrayList<>();
    Line currentLine = null;//from  w  ww.ja  v  a2 s.  c  o m
    int currentLineWidth = contentWidthSize;
    for (int i = 0; i < childCount; i++) {

        View child = getChildAt(i);

        if (mActionBar == child) {
            continue;
        }

        child.measure(measureSpec, measureSpec);

        if (currentLineWidth > 0) {
            currentLineWidth += mItemSpace;
        }
        currentLineWidth += child.getMeasuredWidth();
        if (mLines.size() == 0 || currentLineWidth > contentWidthSize) {
            heightSize += child.getMeasuredHeight();
            currentLineWidth = child.getMeasuredWidth();
            currentLine = new Line(mLines.size());
            mLines.add(currentLine);
        }
        Item item = new Item(currentLine);
        item.view = child;
        item.index = i;
        item.width = child.getMeasuredWidth();
        item.height = child.getMeasuredHeight();
        currentLine.addItem(item);
    }

    Line firstSelectedLine = findFirstSelectedLine();
    Line lastSelectedLine = findLastSelectedLine();
    if (firstSelectedLine != null && lastSelectedLine != null) {
        int selectedLineHeight = (lastSelectedLine.index - firstSelectedLine.index + 1)
                * (firstSelectedLine.getHeight() + mLineSpace);
        mActionBar.measure(MeasureSpec.makeMeasureSpec(widthSize, MeasureSpec.EXACTLY),
                MeasureSpec.makeMeasureSpec(selectedLineHeight, MeasureSpec.UNSPECIFIED));
    }

    int size = heightSize + getPaddingTop() + getPaddingBottom() + (mLines.size() - 1) * mLineSpace
            + mActionBarTopHeight + mActionBarBottomHeight;
    super.onMeasure(widthMeasureSpec, MeasureSpec.makeMeasureSpec(size, MeasureSpec.EXACTLY));
}

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From source file:com.cqyw.goheadlines.widget.horizonListView.HorizontalListView.java

private void addAndMeasureChild(final View child, int viewPos) {
    LayoutParams params = child.getLayoutParams();
    if (params == null) {
        params = new LayoutParams(LayoutParams.FILL_PARENT, LayoutParams.FILL_PARENT);
    }//from   w w  w  . j av a2 s . co m

    addViewInLayout(child, viewPos, params, true);
    child.measure(MeasureSpec.makeMeasureSpec(getWidth(), MeasureSpec.AT_MOST),
            MeasureSpec.makeMeasureSpec(getHeight(), MeasureSpec.AT_MOST));
}

---

From source file:com.android.mail.browse.ConversationItemView.java

private static void layoutViewExactly(View v, int w, int h) {
    v.measure(makeExactSpecForSize(w), makeExactSpecForSize(h));
    v.layout(0, 0, w, h);/* www.  ja v  a2  s  .com*/
}

---

From source file:com.android.inputmethod.latin.suggestions.SuggestionStripLayoutHelper.java

public SuggestionStripLayoutHelper(final Context context, final AttributeSet attrs, final int defStyle,
        final ArrayList<TextView> wordViews, final ArrayList<View> dividerViews,
        final ArrayList<TextView> debugInfoViews) {
    mWordViews = wordViews;/*  w ww  .  ja v a 2  s .c  o m*/
    mDividerViews = dividerViews;
    mDebugInfoViews = debugInfoViews;

    final TextView wordView = wordViews.get(0);
    final View dividerView = dividerViews.get(0);
    mPadding = wordView.getCompoundPaddingLeft() + wordView.getCompoundPaddingRight();
    dividerView.measure(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT);
    mDividerWidth = dividerView.getMeasuredWidth();

    final Resources res = wordView.getResources();
    mSuggestionsStripHeight = res.getDimensionPixelSize(R.dimen.config_suggestions_strip_height);

    final TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.SuggestionStripView, defStyle,
            R.style.SuggestionStripView);
    mSuggestionStripOptions = a.getInt(R.styleable.SuggestionStripView_suggestionStripOptions, 0);
    mAlphaObsoleted = ResourceUtils.getFraction(a, R.styleable.SuggestionStripView_alphaObsoleted, 1.0f);
    mColorValidTypedWord = a.getColor(R.styleable.SuggestionStripView_colorValidTypedWord, 0);
    mColorTypedWord = a.getColor(R.styleable.SuggestionStripView_colorTypedWord, 0);
    mColorAutoCorrect = a.getColor(R.styleable.SuggestionStripView_colorAutoCorrect, 0);
    mColorSuggested = a.getColor(R.styleable.SuggestionStripView_colorSuggested, 0);
    mSuggestionsCountInStrip = a.getInt(R.styleable.SuggestionStripView_suggestionsCountInStrip,
            DEFAULT_SUGGESTIONS_COUNT_IN_STRIP);
    mCenterSuggestionWeight = ResourceUtils.getFraction(a,
            R.styleable.SuggestionStripView_centerSuggestionPercentile, DEFAULT_CENTER_SUGGESTION_PERCENTILE);
    mMaxMoreSuggestionsRow = a.getInt(R.styleable.SuggestionStripView_maxMoreSuggestionsRow,
            DEFAULT_MAX_MORE_SUGGESTIONS_ROW);
    mMinMoreSuggestionsWidth = ResourceUtils.getFraction(a,
            R.styleable.SuggestionStripView_minMoreSuggestionsWidth, 1.0f);
    a.recycle();

    mMoreSuggestionsHint = getMoreSuggestionsHint(res,
            res.getDimension(R.dimen.config_more_suggestions_hint_text_size), mColorAutoCorrect);
    mCenterPositionInStrip = mSuggestionsCountInStrip / 2;
    // Assuming there are at least three suggestions. Also, note that the suggestions are
    // laid out according to script direction, so this is left of the center for LTR scripts
    // and right of the center for RTL scripts.
    mTypedWordPositionWhenAutocorrect = mCenterPositionInStrip - 1;
    mMoreSuggestionsBottomGap = res.getDimensionPixelOffset(R.dimen.config_more_suggestions_bottom_gap);
    mMoreSuggestionsRowHeight = res.getDimensionPixelSize(R.dimen.config_more_suggestions_row_height);
}

---

From source file:com.dvn.vindecoder.ui.seller.AddVehicalAndPayment.java

public void setViewPagerHeight() {
    viewPager = new ViewPager(AddVehicalAndPayment.this) {
        @Override//w w w .  j ava 2s .  c  o m
        protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
            super.onMeasure(widthMeasureSpec, heightMeasureSpec);

            View view = getChildAt(this.getCurrentItem());
            if (view != null) {
                view.measure(widthMeasureSpec, heightMeasureSpec);
            }
            setMeasuredDimension(getMeasuredWidth(), measureHeight(heightMeasureSpec, view));
        }

        private int measureHeight(int measureSpec, View view) {
            int result = 0;
            int specMode = MeasureSpec.getMode(measureSpec);
            int specSize = MeasureSpec.getSize(measureSpec);

            if (specMode == MeasureSpec.EXACTLY) {
                result = specSize;
            } else {
                // set the height from the base view if available
                if (view != null) {
                    result = view.getMeasuredHeight();
                }
                if (specMode == MeasureSpec.AT_MOST) {
                    result = Math.min(result, specSize);
                }
            }
            return result;
        }
    };
}

---

From source file:com.facebook.litho.ViewCompatComponent.java

@Override
protected void onMeasure(ComponentContext c, ComponentLayout layout, int widthSpec, int heightSpec, Size size,
        Component<?> component) {
    final ViewCompatComponentImpl impl = (ViewCompatComponentImpl) component;
    final ViewBinder viewBinder = impl.mViewBinder;

    final boolean isSafeToAllocatePool = getValidActivityForContext(c) != null;

    View toMeasure = (View) ComponentsPools.acquireMountContent(c, getId(), isSafeToAllocatePool);
    if (toMeasure == null) {
        toMeasure = mViewCompatCreator.createView(c);
    }/*from w  ww .j a v  a  2  s.co m*/

    ViewGroup.LayoutParams layoutParams = new ViewGroup.LayoutParams(size.width, size.height);
    toMeasure.setLayoutParams(layoutParams);

    viewBinder.bind(toMeasure);

    if (toMeasure.getVisibility() == View.GONE) {
        // No need to measure the view if binding it caused its visibility to become GONE.
        size.width = 0;
        size.height = 0;
    } else {
        toMeasure.measure(widthSpec, heightSpec);
        size.width = toMeasure.getMeasuredWidth();
        size.height = toMeasure.getMeasuredHeight();
    }

    viewBinder.unbind(toMeasure);

    ComponentsPools.release(c, this, toMeasure);
}

---

From source file:com.example.igorklimov.popularmoviesdemo.fragments.DetailFragment.java

private void setListViewHeight(ExpandableListView listView, int group) {
    ExpandableListAdapter listAdapter = listView.getExpandableListAdapter();
    if (mDefaultHeight == 0)
        mDefaultHeight = listView.getHeight();
    int totalHeight = 0;

    int desiredWidth = View.MeasureSpec.makeMeasureSpec(listView.getWidth(), View.MeasureSpec.EXACTLY);
    for (int i = 0; i < listAdapter.getGroupCount(); i++) {
        if (((listView.isGroupExpanded(i)) && (i != group))
                || ((!listView.isGroupExpanded(i)) && (i == group))) {
            for (int j = 0; j < listAdapter.getChildrenCount(i); j++) {
                View listItem = listAdapter.getChildView(i, j, false, null, listView);
                listItem.measure(desiredWidth, View.MeasureSpec.UNSPECIFIED);
                totalHeight += listItem.getMeasuredHeight();
            }/*from  ww w  .ja v a2 s.c o m*/
            totalHeight += mDefaultHeight;
        }
    }

    ViewGroup.LayoutParams params = listView.getLayoutParams();
    int height = totalHeight + (listView.getDividerHeight() * (listAdapter.getGroupCount() - 1));
    if (height < mDefaultHeight)
        height = mDefaultHeight;
    params.height = height;
    listView.setLayoutParams(params);
    listView.requestLayout();
}

---

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