Example usage for android.view ViewGroup getChildCount

List of usage examples for android.view ViewGroup getChildCount

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Introduction

In this page you can find the example usage for android.view ViewGroup getChildCount.

Prototype

public int getChildCount()

Source Link

Document

Returns the number of children in the group.

Usage

From source file:com.tmall.wireless.tangram.ext.SwipeItemTouchListener.java

private View findCanScrollView(View v) {
    if (v instanceof ViewGroup) {
        ViewGroup target = (ViewGroup) v;
        if ((target instanceof UltraViewPager || target instanceof RecyclerView)
                && target.getVisibility() == View.VISIBLE) {
            return target;
        } else {//from ww  w  . j a v a  2 s. co  m
            for (int i = 0; i < target.getChildCount(); ++i) {
                View view = findCanScrollView(target.getChildAt(i));
                if (view != null) {
                    return view;
                }
            }
            return null;
        }
    } else {
        return null;
    }
}

From source file:com.aibasis.parent.widget.PagerSlidingTabStrip.java

/**
 * ?TAB/* ww w. j a v  a 2  s .  c o  m*/
 */
private void selectedTab(int currentSelectedTabPosition) {
    ViewGroup tabsLayout = getTabsLayout();
    if (currentSelectedTabPosition > -1 && tabsLayout != null
            && currentSelectedTabPosition < tabsLayout.getChildCount()) {
        if (currentSelectedTabView != null) {
            currentSelectedTabView.setSelected(false);
        }
        currentSelectedTabView = tabsLayout.getChildAt(currentSelectedTabPosition);
        if (currentSelectedTabView != null) {
            currentSelectedTabView.setSelected(true);
        }
    }
}

From source file:com.aibasis.parent.widget.PagerSlidingTabStrip.java

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

    if (!allowWidthFull)
        return;//ww  w  .j a v a2s .  c  o  m
    ViewGroup tabsLayout = getTabsLayout();
    if (tabsLayout == null || tabsLayout.getMeasuredWidth() >= getMeasuredWidth())
        return;
    if (tabsLayout.getChildCount() <= 0)
        return;

    if (tabViews == null) {
        tabViews = new ArrayList<View>();
    } else {
        tabViews.clear();
    }
    for (int w = 0; w < tabsLayout.getChildCount(); w++) {
        tabViews.add(tabsLayout.getChildAt(w));
    }

    adjustChildWidthWithParent(tabViews,
            getMeasuredWidth() - tabsLayout.getPaddingLeft() - tabsLayout.getPaddingRight(), widthMeasureSpec,
            heightMeasureSpec);

    super.onMeasure(widthMeasureSpec, heightMeasureSpec);
}

From source file:com.tr4android.support.extension.picker.date.DayPickerView.java

public DayPickerView(Context context, @Nullable AttributeSet attrs, int defStyleAttr) {
    super(context, attrs, defStyleAttr);

    mAccessibilityManager = (AccessibilityManager) context.getSystemService(Context.ACCESSIBILITY_SERVICE);

    final TypedArray a = context.obtainStyledAttributes(attrs, R.styleable.DatePickerDialog, defStyleAttr, 0); //TODO: add default style res

    final int firstDayOfWeek = a.getInt(R.styleable.DatePickerDialog_firstDayOfWeek,
            Calendar.getInstance(Locale.getDefault()).getFirstDayOfWeek());

    final String minDate = a.getString(R.styleable.DatePickerDialog_minDate);
    final String maxDate = a.getString(R.styleable.DatePickerDialog_maxDate);

    final int monthTextAppearanceResId = a.getResourceId(R.styleable.DatePickerDialog_monthTextAppearance,
            R.style.TextAppearance_Material_Widget_Calendar_Month);
    final int dayOfWeekTextAppearanceResId = a.getResourceId(R.styleable.DatePickerDialog_weekDayTextAppearance,
            R.style.TextAppearance_Material_Widget_Calendar_DayOfWeek);
    final int dayTextAppearanceResId = a.getResourceId(R.styleable.DatePickerDialog_dateTextAppearance,
            R.style.TextAppearance_Material_Widget_Calendar_Day);

    // Set up day selected color, if available.
    final ColorStateList daySelectorColor;
    if (a.hasValue(R.styleable.DatePickerDialog_daySelectorColor)) {
        daySelectorColor = a.getColorStateList(R.styleable.DatePickerDialog_daySelectorColor);
    } else {//w  ww . j  a va  2 s .  c o m
        final TypedArray ta = context.obtainStyledAttributes(new int[] { R.attr.colorControlActivated });
        daySelectorColor = ta.getColorStateList(0);
        ta.recycle();
    }

    // Set up day highlight color, if available.
    final ColorStateList dayHighlightColor;
    if (a.hasValue(R.styleable.DatePickerDialog_dayHighlightColor)) {
        dayHighlightColor = a.getColorStateList(R.styleable.DatePickerDialog_dayHighlightColor);
    } else {
        final TypedArray ta = context.obtainStyledAttributes(new int[] { R.attr.colorControlHighlight });
        dayHighlightColor = ta.getColorStateList(0);
        ta.recycle();
    }

    a.recycle();

    // Set up adapter.
    mAdapter = new DayPickerPagerAdapter(context, R.layout.day_picker_month_item_material, R.id.month_view);
    mAdapter.setMonthTextAppearance(monthTextAppearanceResId);
    mAdapter.setDayOfWeekTextAppearance(dayOfWeekTextAppearanceResId);
    mAdapter.setDayTextAppearance(dayTextAppearanceResId);
    mAdapter.setDaySelectorColor(daySelectorColor);
    mAdapter.setDayHighlightColor(dayHighlightColor);

    final LayoutInflater inflater = LayoutInflater.from(context);
    final ViewGroup content = (ViewGroup) inflater.inflate(DEFAULT_LAYOUT, this, false);

    // Transfer all children from content to here.
    while (content.getChildCount() > 0) {
        final View child = content.getChildAt(0);
        content.removeViewAt(0);
        addView(child);
    }

    mPrevButton = (ImageButton) findViewById(R.id.prev);
    mPrevButton.setOnClickListener(mOnClickListener);

    mNextButton = (ImageButton) findViewById(R.id.next);
    mNextButton.setOnClickListener(mOnClickListener);

    mViewPager = (ViewPager) findViewById(R.id.day_picker_view_pager);
    mViewPager.setAdapter(mAdapter);
    mViewPager.addOnPageChangeListener(mOnPageChangedListener);

    // Set up background of the previous and next buttons.
    ViewCompatUtils.setBackground(mPrevButton, PickerThemeUtils.getNavButtonBackground(context));
    ViewCompatUtils.setBackground(mNextButton, PickerThemeUtils.getNavButtonBackground(context));

    // Set up min and max dates.
    final Calendar tempDate = Calendar.getInstance();
    if (!parseDate(minDate, tempDate)) {
        tempDate.set(DEFAULT_START_YEAR, Calendar.JANUARY, 1);
    }
    final long minDateMillis = tempDate.getTimeInMillis();

    if (!parseDate(maxDate, tempDate)) {
        tempDate.set(DEFAULT_END_YEAR, Calendar.DECEMBER, 31);
    }
    final long maxDateMillis = tempDate.getTimeInMillis();

    if (maxDateMillis < minDateMillis) {
        throw new IllegalArgumentException("maxDate must be >= minDate");
    }

    final long setDateMillis = MathUtils.constrain(System.currentTimeMillis(), minDateMillis, maxDateMillis);

    setFirstDayOfWeek(firstDayOfWeek);
    setMinDate(minDateMillis);
    setMaxDate(maxDateMillis);
    setDate(setDateMillis, false);

    // Proxy selection callbacks to our own listener.
    mAdapter.setOnDaySelectedListener(new DayPickerPagerAdapter.OnDaySelectedListener() {
        @Override
        public void onDaySelected(DayPickerPagerAdapter adapter, Calendar day) {
            if (mOnDaySelectedListener != null) {
                mOnDaySelectedListener.onDaySelected(DayPickerView.this, day);
            }
        }
    });
}

From source file:com.yeahka.mach.android.widget.viewPager.PagerSlidingTabStrip.java

@Override
protected void onDraw(Canvas canvas) {
    super.onDraw(canvas);
    if (disableViewPager)
        return;//w w w .  j ava2 s  . c  o  m
    /* ? */
    ViewGroup tabsLayout = getTabsLayout();
    Log.d("drawable", "drawable=" + (slidingBlockDrawable == null));
    if (tabsLayout != null && tabsLayout.getChildCount() > 0 && slidingBlockDrawable != null) {
        resetLayout(tabsLayout);
        View currentTab = tabsLayout.getChildAt(currentPosition);
        if (currentTab != null) {
            float slidingBlockLeft = currentTab.getLeft();
            float slidingBlockRight = currentTab.getRight();
            if (currentPositionOffset > 0f && currentPosition < tabsLayout.getChildCount() - 1) {
                View nextTab = tabsLayout.getChildAt(currentPosition + 1);
                if (nextTab != null) {
                    final float nextTabLeft = nextTab.getLeft();
                    final float nextTabRight = nextTab.getRight();
                    slidingBlockLeft = (currentPositionOffset * nextTabLeft
                            + (1f - currentPositionOffset) * slidingBlockLeft);
                    slidingBlockRight = (currentPositionOffset * nextTabRight
                            + (1f - currentPositionOffset) * slidingBlockRight);
                }
            }
            slidingBlockDrawable.setBounds((int) slidingBlockLeft, 0, (int) slidingBlockRight, getHeight());
            slidingBlockDrawable.draw(canvas);
            currentTab.setBackgroundDrawable(slidingBlockDrawable);
            Log.d("drawable", "drawn");
        }
    }
}

From source file:com.cicada.startup.common.ui.view.indicator.ViewPagerIndicator.java

@Override
protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
    super.onMeasure(widthMeasureSpec, heightMeasureSpec);
    if (!allowWidthFull) {
        return;/*from   ww  w  . j  a v  a 2  s. c  o m*/
    }
    setMeasuredDimension(getMeasuredWidth(), getMeasuredHeight() + slidingBlockHeight);
    ViewGroup tabsLayout = getTabsLayout();
    if (tabsLayout == null || tabsLayout.getMeasuredWidth() >= getMeasuredWidth())
        return;
    if (tabsLayout.getChildCount() <= 0)
        return;

    if (tabViews == null) {
        tabViews = new ArrayList<View>();
    } else {
        tabViews.clear();
    }
    for (int w = 0; w < tabsLayout.getChildCount(); w++) {
        tabViews.add(tabsLayout.getChildAt(w));
    }

    adjustChildWidthWithParent(tabViews,
            getMeasuredWidth() - tabsLayout.getPaddingLeft() - tabsLayout.getPaddingRight(), widthMeasureSpec,
            heightMeasureSpec);

    super.onMeasure(widthMeasureSpec, heightMeasureSpec);
}

From source file:com.pluscubed.velociraptor.settings.SettingsActivity.java

private void enableDisableAllChildren(boolean enable, ViewGroup viewgroup) {
    for (int i = 0; i < viewgroup.getChildCount(); i++) {
        View child = viewgroup.getChildAt(i);
        child.setEnabled(enable);/*from   w ww.j av  a  2  s .co m*/
        if (child instanceof ViewGroup) {
            enableDisableAllChildren(enable, (ViewGroup) child);
        }
    }
}

From source file:com.mfh.litecashier.ui.widget.TopSlidingTabStrip.java

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

    if (!allowWidthFull)
        return;// www  .ja v  a 2  s. c  om
    ViewGroup tabsLayout = getTabsLayout();
    if (tabsLayout == null || tabsLayout.getMeasuredWidth() >= getMeasuredWidth())
        return;
    if (tabsLayout.getChildCount() <= 0)
        return;

    if (tabViews == null) {
        tabViews = new ArrayList<>();
    } else {
        tabViews.clear();
    }
    for (int w = 0; w < tabsLayout.getChildCount(); w++) {
        tabViews.add(tabsLayout.getChildAt(w));
    }

    adjustChildWidthWithParent(tabViews,
            getMeasuredWidth() - tabsLayout.getPaddingLeft() - tabsLayout.getPaddingRight(), widthMeasureSpec,
            heightMeasureSpec);

    super.onMeasure(widthMeasureSpec, heightMeasureSpec);
}

From source file:me.xiaopan.psts.PagerSlidingTabStrip.java

private void setTabClickEvent() {
    ViewGroup tabViewGroup = getTabsLayout();
    if (tabViewGroup != null && tabViewGroup.getChildCount() > 0) {
        //?tab?Pager
        for (int w = 0; w < tabViewGroup.getChildCount(); w++) {
            View itemView = tabViewGroup.getChildAt(w);
            itemView.setTag(w);/* ww w .j  a v  a2s . c o  m*/
            itemView.setOnClickListener(tabViewClickListener);
            itemView.setOnTouchListener(tabViewDoubleClickGestureDetector);
        }
    }
}

From source file:com.ring.widget.PagerSlidingTabStrip.java

@Override
protected void onDraw(Canvas canvas) {
    super.onDraw(canvas);
    if (disableViewPager)
        return;//from   w ww  . j a  v a2s. com

    /* ? */
    ViewGroup tabsLayout = getTabsLayout();
    int tabCount = tabsLayout.getChildCount();
    if (tabsLayout == null || tabCount == 0) {
        return;
    }

    View currentTab = tabsLayout.getChildAt(currentPosition);
    if (currentTab == null) {
        return;
    }
    int height = getHeight();
    float slidingBlockLeft = currentTab.getLeft();
    float slidingBlockRight = currentTab.getRight();
    if (currentPositionOffset > 0f && currentPosition < tabsLayout.getChildCount() - 1) {
        View nextTab = tabsLayout.getChildAt(currentPosition + 1);
        if (nextTab != null) {
            final float nextTabLeft = nextTab.getLeft();
            final float nextTabRight = nextTab.getRight();
            slidingBlockLeft = (currentPositionOffset * nextTabLeft
                    + (1f - currentPositionOffset) * slidingBlockLeft);
            slidingBlockRight = (currentPositionOffset * nextTabRight
                    + (1f - currentPositionOffset) * slidingBlockRight);
        }
    }
    if (slidingBlockDrawable != null) {
        // ?
        if (disableTensileSlidingBlock) {
            int center = (int) (slidingBlockLeft + (slidingBlockRight - slidingBlockLeft) / 2);
            slidingBlockLeft = center - slidingBlockDrawable.getIntrinsicWidth() / 2;
            slidingBlockRight = center + slidingBlockDrawable.getIntrinsicWidth() / 2;
        }

        slidingBlockDrawable.setBounds((int) slidingBlockLeft,
                getHeight() - slidingBlockDrawable.getIntrinsicHeight(), (int) slidingBlockRight, getHeight());
        slidingBlockDrawable.draw(canvas);
    } else {

        rectPaint.setColor(barColor);

        canvas.drawRect(slidingBlockLeft, height - barHeight, slidingBlockRight, height, rectPaint);
        rectPaint.setColor(underlineColor);
        canvas.drawRect(0, height - underLineHeight, tabsLayout.getWidth(), height, rectPaint);

    }
    if (isAllowDivider) {
        // draw divider

        dividerPaint.setColor(dividerColor);
        for (int i = 0; i < tabCount - 1; i++) {
            View tab = tabsLayout.getChildAt(i);
            canvas.drawLine(tab.getRight(), dividerPadding, tab.getRight(), height - dividerPadding,
                    dividerPaint);
        }
    }
}