Example usage for android.view View getMeasuredWidth

Introduction

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

Prototype

public final int getMeasuredWidth() 

Source Link

Document

Like #getMeasuredWidthAndState() , but only returns the raw width component (that is the result is masked by #MEASURED_SIZE_MASK ).

Usage

From source file:com.actionbarsherlock.custom.widget.VerticalDrawerLayout.java

@Override
protected void onLayout(boolean changed, int l, int t, int r, int b) {
    mInLayout = true;// w w w . j a  v a 2s  .  c o  m
    final int childCount = getChildCount();
    for (int i = 0; i < childCount; i++) {
        final View child = getChildAt(i);

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

        final LayoutParams lp = (LayoutParams) child.getLayoutParams();

        if (isContentView(child)) {
            child.layout(lp.leftMargin, lp.topMargin, lp.leftMargin + child.getMeasuredWidth(),
                    lp.topMargin + child.getMeasuredHeight());
        } else { // Drawer, if it wasn't onMeasure would have thrown an exception.
            final int childWidth = child.getMeasuredWidth();
            final int childHeight = child.getMeasuredHeight();
            int childTop;

            if (checkDrawerViewGravity(child, Gravity.TOP)) {
                childTop = -childHeight + (int) (childHeight * lp.onScreen);
            } else { // Bottom; onMeasure checked for us.
                childTop = b - t - (int) (childHeight * lp.onScreen);
            }

            final int vgrav = lp.gravity & Gravity.HORIZONTAL_GRAVITY_MASK;

            switch (vgrav) {
            default:
            case Gravity.LEFT: {
                child.layout(lp.leftMargin, childTop, childWidth, childTop + childHeight);
                break;
            }

            case Gravity.RIGHT: {
                final int width = r - l;
                child.layout(width - lp.rightMargin - child.getMeasuredWidth(), childTop,
                        width - lp.rightMargin, childTop + childHeight);
                break;
            }

            case Gravity.CENTER_HORIZONTAL: {
                final int width = r - l;
                int childLeft = (width - childWidth) / 2;

                // Offset for margins. If things don't fit right because of
                // bad measurement before, oh well.
                if (childLeft < lp.leftMargin) {
                    childLeft = lp.leftMargin;
                } else if (childLeft + childWidth > width - lp.rightMargin) {
                    childLeft = width - lp.rightMargin - childWidth;
                }
                child.layout(childLeft, childTop, childLeft + childWidth, childTop + childHeight);
                break;
            }
            }

            if (lp.onScreen == 0) {
                child.setVisibility(INVISIBLE);
            }
        }
    }
    mInLayout = false;
    mFirstLayout = false;
}

---

From source file:com.aidy.bottomdrawerlayout.BottomDrawerLayout.java

@Override
protected void onLayout(boolean changed, int l, int t, int r, int b) {
    Log.i(TAG, "onLayout()");
    mInLayout = true;//from w  w w  .  j av a 2 s .  c o  m
    final int width = r - l;
    final int height = b - t;
    final int childCount = getChildCount();
    for (int i = 0; i < childCount; i++) {
        final View child = getChildAt(i);
        if (child.getVisibility() == GONE) {
            continue;
        }
        final LayoutParams lp = (LayoutParams) child.getLayoutParams();
        if (isContentView(child)) {
            child.layout(lp.leftMargin, lp.topMargin, lp.leftMargin + child.getMeasuredWidth(),
                    lp.topMargin + child.getMeasuredHeight());
        } else {
            final int childWidth = child.getMeasuredWidth();
            final int childHeight = child.getMeasuredHeight();
            int childTop;

            final float newOffset;
            if (checkDrawerViewAbsoluteGravity(child, Gravity.BOTTOM)) {
                childTop = height - (int) (childHeight * lp.onScreen);
                newOffset = (float) (height - childTop) / childWidth;
            } else {
                childTop = -childHeight + (int) (childHeight * lp.onScreen);
                newOffset = (float) (childHeight + childTop) / childHeight;
            }
            final boolean changeOffset = newOffset != lp.onScreen;
            final int vgrav = lp.gravity & Gravity.VERTICAL_GRAVITY_MASK;
            switch (vgrav) {
            default:
            case Gravity.LEFT: {
                child.layout(lp.leftMargin, childTop, lp.leftMargin + childWidth, childTop + childHeight);
                break;
            }
            case Gravity.RIGHT: {
                child.layout(width - lp.rightMargin, childTop, width - lp.rightMargin, childTop + childHeight);
                break;
            }
            case Gravity.CENTER_HORIZONTAL: {
                int childLeft = (width - childWidth) / 2;
                if (childLeft < lp.leftMargin) {
                    childLeft = lp.leftMargin;
                } else if (childLeft + childWidth > width - lp.rightMargin) {
                    childLeft = width - lp.rightMargin - childWidth;
                }
                child.layout(childLeft, childTop, childLeft + childWidth, childTop + childHeight);
                break;
            }
            }

            if (changeOffset) {
                setDrawerViewOffset(child, newOffset);
            }

            final int newVisibility = lp.onScreen > 0 ? VISIBLE : INVISIBLE;
            if (child.getVisibility() != newVisibility) {
                child.setVisibility(newVisibility);
            }
        }
    }
    mInLayout = false;
    mFirstLayout = false;
}

---

From source file:android.widget.Gallery.java

/**
 * Obtain a view, either by pulling an existing view from the recycler or by
 * getting a new one from the adapter. If we are animating, make sure there
 * is enough information in the view's layout parameters to animate from the
 * old to new positions.// w w w . java  2  s. co  m
 * 
 * @param position Position in the gallery for the view to obtain
 * @param offset Offset from the selected position
 * @param x X-coordinate indicating where this view should be placed. This
 *        will either be the left or right edge of the view, depending on
 *        the fromLeft parameter
 * @param fromLeft Are we positioning views based on the left edge? (i.e.,
 *        building from left to right)?
 * @return A view that has been added to the gallery
 */
private View makeAndAddView(int position, int offset, int x, boolean fromLeft) {

    View child;
    if (!mDataChanged) {
        child = mRecycler.get(position);
        if (child != null) {
            // Can reuse an existing view
            int childLeft = child.getLeft();

            // Remember left and right edges of where views have been placed
            mRightMost = Math.max(mRightMost, childLeft + child.getMeasuredWidth());
            mLeftMost = Math.min(mLeftMost, childLeft);

            // Position the view
            setUpChild(child, offset, x, fromLeft);

            return child;
        }
    }

    // Nothing found in the recycler -- ask the adapter for a view
    child = mAdapter.getView(position, null, this);

    // Position the view
    setUpChild(child, offset, x, fromLeft);

    return child;
}

---

From source file:cc.echonet.coolmicapp.MainActivity.java

private void goAbout() {

    Log.d("MainActivity", "goAbout() ");

    LayoutInflater inflater = (LayoutInflater) this.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
    View popUpView = inflater.inflate(R.layout.popup_about, null, false);

    final PopupWindow popUp = new PopupWindow(this);

    Button close = (Button) popUpView.findViewById(R.id.cmdPopUpDismiss);
    close.setOnClickListener(new View.OnClickListener() {
        public void onClick(View popupView) {
            popUp.dismiss();//from   w  w  w .  ja  v a2s. c  o m
        }
    });

    ((TextView) popUpView.findViewById(R.id.txtVersion)).setText(BuildConfig.VERSION_NAME);
    ((TextView) popUpView.findViewById(R.id.txtBuildType)).setText(BuildConfig.BUILD_TYPE);
    ((TextView) popUpView.findViewById(R.id.txtGITBranch)).setText(BuildConfig.GIT_BRANCH);
    ((TextView) popUpView.findViewById(R.id.txtGITRevision)).setText(BuildConfig.GIT_REVISION);
    ((TextView) popUpView.findViewById(R.id.txtGITAuthor)).setText(BuildConfig.GIT_AUTHOR);
    ((TextView) popUpView.findViewById(R.id.txtGITDirty)).setText(BuildConfig.GIT_DIRTY);

    popUpView.measure(View.MeasureSpec.UNSPECIFIED, View.MeasureSpec.UNSPECIFIED);

    popUp.setContentView(popUpView);

    Log.d("MainActivity", String.format("h: %s w: %s h: %s w: %s", popUp.getHeight(), popUp.getWidth(),
            popUpView.getMeasuredHeight(), popUpView.getMeasuredWidth()));

    popUp.setHeight(popUpView.getMeasuredHeight());
    popUp.setWidth(popUpView.getMeasuredWidth());

    popUp.showAtLocation(popUpView, Gravity.CENTER, 0, 0);

    Log.d("MainActivity", "goAbout() end ");
}

---

From source file:com.ecom.consumer.customviews.HorizontalListView.java

/** Loops through each child and positions them onto the screen */
private void positionChildren(final int dx) {
    int childCount = getChildCount();

    if (childCount > 0) {
        mDisplayOffset += dx;//from  ww w .j  ava 2  s . co m
        int leftOffset = mDisplayOffset + mDividerWidth;

        // Loop each child view
        for (int i = 0; i < childCount; i++) {
            View child = getChildAt(i);
            int left = leftOffset + getPaddingLeft();
            int top = getPaddingTop();
            int right = left + child.getMeasuredWidth();
            int bottom = top + child.getMeasuredHeight();

            // Layout the child
            child.layout(left, top, right, bottom);

            // Increment our offset by added child's size and divider width
            leftOffset += child.getMeasuredWidth() + mDividerWidth;
        }
    }
}

---

From source file:com.abewy.android.apps.klyph.widget.KlyphDrawerLayout.java

@Override
protected void onLayout(boolean changed, int l, int t, int r, int b) {
    mInLayout = true;/*from w w  w . j a  v  a2  s  .c o m*/
    final int width = r - l;
    final int childCount = getChildCount();
    for (int i = 0; i < childCount; i++) {
        final View child = getChildAt(i);

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

        final LayoutParams lp = (LayoutParams) child.getLayoutParams();

        if (isContentView(child)) {
            child.layout(lp.leftMargin, lp.topMargin, lp.leftMargin + child.getMeasuredWidth(),
                    lp.topMargin + child.getMeasuredHeight());
        } else { // Drawer, if it wasn't onMeasure would have thrown an exception.
            final int childWidth = child.getMeasuredWidth();
            final int childHeight = child.getMeasuredHeight();
            int childLeft;

            final float newOffset;
            if (checkDrawerViewGravity(child, Gravity.LEFT)) {
                childLeft = -childWidth + (int) (childWidth * lp.onScreen);
                newOffset = (float) (childWidth + childLeft) / childWidth;
            } else { // Right; onMeasure checked for us.
                childLeft = width - (int) (childWidth * lp.onScreen);
                newOffset = (float) (width - childLeft) / childWidth;
            }

            final boolean changeOffset = newOffset != lp.onScreen;

            final int vgrav = lp.gravity & Gravity.VERTICAL_GRAVITY_MASK;

            switch (vgrav) {
            default:
            case Gravity.TOP: {
                child.layout(childLeft, lp.topMargin, childLeft + childWidth, childHeight);
                break;
            }

            case Gravity.BOTTOM: {
                final int height = b - t;
                child.layout(childLeft, height - lp.bottomMargin - child.getMeasuredHeight(),
                        childLeft + childWidth, height - lp.bottomMargin);
                break;
            }

            case Gravity.CENTER_VERTICAL: {
                final int height = b - t;
                int childTop = (height - childHeight) / 2;

                // Offset for margins. If things don't fit right because of
                // bad measurement before, oh well.
                if (childTop < lp.topMargin) {
                    childTop = lp.topMargin;
                } else if (childTop + childHeight > height - lp.bottomMargin) {
                    childTop = height - lp.bottomMargin - childHeight;
                }
                child.layout(childLeft, childTop, childLeft + childWidth, childTop + childHeight);
                break;
            }
            }

            if (changeOffset) {
                setDrawerViewOffset(child, newOffset);
            }

            final int newVisibility = lp.onScreen > 0 ? VISIBLE : INVISIBLE;
            if (child.getVisibility() != newVisibility) {
                child.setVisibility(newVisibility);
            }
        }
    }
    mInLayout = false;
    mFirstLayout = false;
}

---

From source file:aksha.upcomingdemo.HorizontalListView.java

private void removeNonVisibleChildren(final int dx) {
    View child = getLeftmostChild();

    // Loop removing the leftmost child, until that child is on the screen
    while (child != null && child.getRight() + dx <= 0) {
        // The child is being completely removed so remove its width from the display offset and its divider if it has one.
        // To remove add the size of the child and its divider (if it has one) to the offset.
        // You need to add since its being removed from the left side, i.e. shifting the offset to the right.
        mDisplayOffset += isLastItemInAdapter(mLeftViewAdapterIndex) ? child.getMeasuredWidth()
                : mDividerWidth + child.getMeasuredWidth();

        // Add the removed view to the cache
        recycleView(mLeftViewAdapterIndex, child);

        // Actually remove the view
        removeViewInLayout(child);//from  w  ww .jav a2  s  . c o  m

        // Keep track of the adapter index of the left most child
        mLeftViewAdapterIndex++;

        // Get the new leftmost child
        child = getLeftmostChild();
    }

    child = getRightmostChild();

    // Loop removing the rightmost child, until that child is on the screen
    while (child != null && child.getLeft() + dx >= getWidth()) {
        recycleView(mRightViewAdapterIndex, child);
        removeViewInLayout(child);
        mRightViewAdapterIndex--;
        child = getRightmostChild();
    }
}

---

From source file:com.daiv.android.twitter.manipulations.widgets.NotificationDrawerLayout.java

@Override
protected void onLayout(boolean changed, int l, int t, int r, int b) {
    mInLayout = true;/*from w w w.  j a v a  2s .co  m*/
    final int width = r - l;
    final int childCount = getChildCount();
    for (int i = 0; i < childCount; i++) {
        final View child = getChildAt(i);

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

        final LayoutParams lp = (LayoutParams) child.getLayoutParams();

        if (isContentView(child)) {
            try {
                child.layout(lp.leftMargin, lp.topMargin, lp.leftMargin + child.getMeasuredWidth(),
                        lp.topMargin + child.getMeasuredHeight());
            } catch (Exception e) {

            }
        } else { // Drawer, if it wasn't onMeasure would have thrown an exception.
            final int childWidth = child.getMeasuredWidth();
            final int childHeight = child.getMeasuredHeight();
            int childLeft;

            final float newOffset;
            if (checkDrawerViewGravity(child, Gravity.LEFT)) {
                childLeft = -childWidth + (int) (childWidth * lp.onScreen);
                newOffset = (float) (childWidth + childLeft) / childWidth;
            } else { // Right; onMeasure checked for us.
                childLeft = width - (int) (childWidth * lp.onScreen);
                newOffset = (float) (width - childLeft) / childWidth;
            }

            final boolean changeOffset = newOffset != lp.onScreen;

            final int vgrav = lp.gravity & Gravity.VERTICAL_GRAVITY_MASK;

            switch (vgrav) {
            default:
            case Gravity.TOP: {
                child.layout(childLeft, lp.topMargin, childLeft + childWidth, childHeight);
                break;
            }

            case Gravity.BOTTOM: {
                final int height = b - t;
                child.layout(childLeft, height - lp.bottomMargin - child.getMeasuredHeight(),
                        childLeft + childWidth, height - lp.bottomMargin);
                break;
            }

            case Gravity.CENTER_VERTICAL: {
                final int height = b - t;
                int childTop = (height - childHeight) / 2;

                // Offset for margins. If things don't fit right because of
                // bad measurement before, oh well.
                if (childTop < lp.topMargin) {
                    childTop = lp.topMargin;
                } else if (childTop + childHeight > height - lp.bottomMargin) {
                    childTop = height - lp.bottomMargin - childHeight;
                }
                child.layout(childLeft, childTop, childLeft + childWidth, childTop + childHeight);
                break;
            }
            }

            if (changeOffset) {
                setDrawerViewOffset(child, newOffset);
            }

            final int newVisibility = lp.onScreen > 0 ? VISIBLE : INVISIBLE;
            if (child.getVisibility() != newVisibility) {
                child.setVisibility(newVisibility);
            }
        }
    }
    mInLayout = false;
    mFirstLayout = false;
}

---

From source file:com.actionbarsherlock.internal.widget.IcsSpinner.java

/**
 * Helper for makeAndAddView to set the position of a view
 * and fill out its layout paramters.//from ww w. j  a  v a2  s. com
 *
 * @param child The view to position
 */
private void setUpChild(View child) {

    // Respect layout params that are already in the view. Otherwise
    // make some up...
    ViewGroup.LayoutParams lp = child.getLayoutParams();
    if (lp == null) {
        lp = generateDefaultLayoutParams();
    }

    addViewInLayout(child, 0, lp);

    child.setSelected(hasFocus());
    if (mDisableChildrenWhenDisabled) {
        child.setEnabled(isEnabled());
    }

    // Get measure specs
    int childHeightSpec = ViewGroup.getChildMeasureSpec(mHeightMeasureSpec,
            mSpinnerPadding.top + mSpinnerPadding.bottom, lp.height);
    int childWidthSpec = ViewGroup.getChildMeasureSpec(mWidthMeasureSpec,
            mSpinnerPadding.left + mSpinnerPadding.right, lp.width);

    // Measure child
    child.measure(childWidthSpec, childHeightSpec);

    int childLeft;
    int childRight;

    // Position vertically based on gravity setting
    int childTop = mSpinnerPadding.top
            + ((getMeasuredHeight() - mSpinnerPadding.bottom - mSpinnerPadding.top - child.getMeasuredHeight())
                    / 2);
    int childBottom = childTop + child.getMeasuredHeight();

    int width = child.getMeasuredWidth();
    childLeft = 0;
    childRight = childLeft + width;

    child.layout(childLeft, childTop, childRight, childBottom);
}

---

From source file:cn.zmdx.kaka.locker.widget.SlidingPaneLayout.java

@Override
protected void onLayout(boolean changed, int l, int t, int r, int b) {
    final boolean isLayoutRtl = isLayoutRtlSupport();
    if (isLayoutRtl) {
        mDragHelper.setEdgeTrackingEnabled(ViewDragHelper.EDGE_RIGHT);
    } else {//from   w w  w  . j a v  a2 s . com
        mDragHelper.setEdgeTrackingEnabled(ViewDragHelper.EDGE_LEFT);
    }
    final int width = r - l;
    final int paddingStart = isLayoutRtl ? getPaddingRight() : getPaddingLeft();
    final int paddingEnd = isLayoutRtl ? getPaddingLeft() : getPaddingRight();
    final int paddingTop = getPaddingTop();

    final int childCount = getChildCount();
    int xStart = paddingStart;
    int nextXStart = xStart;

    if (mFirstLayout) {
        mSlideOffset = mCanSlide && mPreservedOpenState ? 1.f : 0.f;
    }

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

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

        final LayoutParams lp = (LayoutParams) child.getLayoutParams();

        final int childWidth = child.getMeasuredWidth();
        int offset = 0;

        if (lp.slideable) {
            final int margin = lp.leftMargin + lp.rightMargin;
            final int range = Math.min(nextXStart, width - paddingEnd - mOverhangSize) - xStart - margin;
            mSlideRange = range;
            final int lpMargin = isLayoutRtl ? lp.rightMargin : lp.leftMargin;
            lp.dimWhenOffset = xStart + lpMargin + range + childWidth / 2 > width - paddingEnd;
            final int pos = (int) (range * mSlideOffset);
            xStart += pos + lpMargin;
            mSlideOffset = (float) pos / mSlideRange;
        } else if (mCanSlide && mParallaxBy != 0) {
            offset = (int) ((1 - mSlideOffset) * mParallaxBy);
            xStart = nextXStart;
        } else {
            xStart = nextXStart;
        }

        final int childRight;
        final int childLeft;
        if (isLayoutRtl) {
            childRight = width - xStart + offset;
            childLeft = childRight - childWidth;
        } else {
            childLeft = xStart - offset;
            childRight = childLeft + childWidth;
        }

        final int childTop = paddingTop;
        final int childBottom = childTop + child.getMeasuredHeight();
        child.layout(childLeft, paddingTop, childRight, childBottom);

        nextXStart += child.getWidth();
    }

    if (mFirstLayout) {
        if (mCanSlide) {
            if (mParallaxBy != 0) {
                parallaxOtherViews(mSlideOffset);
            }
            if (((LayoutParams) mSlideableView.getLayoutParams()).dimWhenOffset) {
                dimChildView(mSlideableView, mSlideOffset, mSliderFadeColor);
            }
        } else {
            // Reset the dim level of all children; it's irrelevant when
            // nothing moves.
            for (int i = 0; i < childCount; i++) {
                dimChildView(getChildAt(i), 0, mSliderFadeColor);
            }
        }
        updateObscuredViewsVisibility(mSlideableView);
    }

    mFirstLayout = false;
}

---

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