Java Code Examples for android.widget.PopupWindow#setClippingEnabled()

private void apply(PopupWindow mPopupWindow) {
    mPopupWindow.setClippingEnabled(this.mClippEnable);
    if(this.mIgnoreCheekPress) {
        mPopupWindow.setIgnoreCheekPress();
    }

    if(this.mInputMode != -1) {
        mPopupWindow.setInputMethodMode(this.mInputMode);
    }

    if(this.mSoftInputMode != -1) {
        mPopupWindow.setSoftInputMode(this.mSoftInputMode);
    }

    if(this.mOnDismissListener != null) {
        mPopupWindow.setOnDismissListener(this.mOnDismissListener);
    }

    if(this.mOnTouchListener != null) {
        mPopupWindow.setTouchInterceptor(this.mOnTouchListener);
    }

    mPopupWindow.setTouchable(this.mTouchable);
}
 

private void layoutAndShowPopupWindow(Key key, int xPosition) {
    popupWindow = new PopupWindow(popupView,
            LinearLayout.LayoutParams.WRAP_CONTENT,
            LinearLayout.LayoutParams.WRAP_CONTENT);
    popupWindow.setClippingEnabled(false);
    int[] location = new int[2];
    key.getLocationInWindow(location);
    int measureSpec = View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED);
    popupView.measure(measureSpec, measureSpec);
    int popupWidth = popupView.getMeasuredWidth();
    int spaceAboveKey = key.getHeight() / 4;
    int x = xPosition - popupWidth / popupView.getChildCount() / 2;
    int screenWidth = getScreenWidth();
    if (x < 0) {
        x = 0;
    } else if (x + popupWidth > screenWidth) {
        x = screenWidth - popupWidth;
    }
    int y = location[1] - popupView.getMeasuredHeight() - spaceAboveKey;
    popupWindow.showAtLocation(key, Gravity.NO_GRAVITY, x, y);
    //popupWindow.showAsDropDown(key, 0, -500);
}
 

/**
 * 弹出popupWindow
 * Show popup.
 *
 * @param gravity        the gravity
 * @param width          the width
 * @param height         the height
 * @param animationStyle the animation style
 */
private void showPopup(int gravity, int width, int height, int animationStyle) {
    mPopupView = LayoutInflater.from(mActivity).inflate(R.layout.popup_demo, null);
    mPopupWindow = new PopupWindow(mPopupView, width, height);
    //以下属性响应空白处消失和实体按键返回消失popup
    mPopupWindow.setOutsideTouchable(true);
    mPopupWindow.setFocusable(true);
    mPopupWindow.setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT));
    //沉浸式模式下，以下两个属性并不起作用
    mPopupWindow.setInputMethodMode(PopupWindow.INPUT_METHOD_NEEDED);
    mPopupWindow.setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_ADJUST_RESIZE);
    //重点，此方法可以让布局延伸到状态栏和导航栏
    mPopupWindow.setClippingEnabled(false);
    //设置动画
    mPopupWindow.setAnimationStyle(animationStyle);
    //弹出
    mPopupWindow.showAtLocation(getWindow().getDecorView(), gravity, 0, 0);
    //弹出后背景alpha值
    backgroundAlpha(0.5f);
    //消失后恢复背景alpha值
    mPopupWindow.setOnDismissListener(() -> backgroundAlpha(1f));
    //适配弹出popup后布局被状态栏和导航栏遮挡问题
    updatePopupView();
}
 

/**
 * 添加一些属性设置
 * @param popupWindow
 */
private void apply(PopupWindow popupWindow){
    popupWindow.setClippingEnabled(mClippEnable);
    if(mIgnoreCheekPress){
        popupWindow.setIgnoreCheekPress();
    }
    if(mInputMode!=-1){
        popupWindow.setInputMethodMode(mInputMode);
    }
    if(mSoftInputMode!=-1){
        popupWindow.setSoftInputMode(mSoftInputMode);
    }
    if(mOnDismissListener!=null){
        popupWindow.setOnDismissListener(mOnDismissListener);
    }
    if(mOnTouchListener!=null){
        popupWindow.setTouchInterceptor(mOnTouchListener);
    }
    popupWindow.setTouchable(mTouchable);



}
 

public PastePopupMenu() {
    mContainer = new PopupWindow(mContext, null,
            android.R.attr.textSelectHandleWindowStyle);
    mContainer.setSplitTouchEnabled(true);
    mContainer.setClippingEnabled(false);

    mContainer.setWidth(ViewGroup.LayoutParams.WRAP_CONTENT);
    mContainer.setHeight(ViewGroup.LayoutParams.WRAP_CONTENT);

    final int[] POPUP_LAYOUT_ATTRS = {
        android.R.attr.textEditPasteWindowLayout,
        android.R.attr.textEditNoPasteWindowLayout,
        android.R.attr.textEditSidePasteWindowLayout,
        android.R.attr.textEditSideNoPasteWindowLayout,
    };

    mPasteViews = new View[POPUP_LAYOUT_ATTRS.length];
    mPasteViewLayouts = new int[POPUP_LAYOUT_ATTRS.length];

    TypedArray attrs = mContext.obtainStyledAttributes(POPUP_LAYOUT_ATTRS);
    for (int i = 0; i < attrs.length(); ++i) {
        mPasteViewLayouts[i] = attrs.getResourceId(attrs.getIndex(i), 0);
    }
    attrs.recycle();
}
 

public PastePopupMenu() {
    mContainer = new PopupWindow(mContext, null,
            android.R.attr.textSelectHandleWindowStyle);
    mContainer.setSplitTouchEnabled(true);
    mContainer.setClippingEnabled(false);

    mContainer.setWidth(ViewGroup.LayoutParams.WRAP_CONTENT);
    mContainer.setHeight(ViewGroup.LayoutParams.WRAP_CONTENT);

    final int[] POPUP_LAYOUT_ATTRS = {
        android.R.attr.textEditPasteWindowLayout,
        android.R.attr.textEditNoPasteWindowLayout,
        android.R.attr.textEditSidePasteWindowLayout,
        android.R.attr.textEditSideNoPasteWindowLayout,
    };

    mPasteViews = new View[POPUP_LAYOUT_ATTRS.length];
    mPasteViewLayouts = new int[POPUP_LAYOUT_ATTRS.length];

    TypedArray attrs = mContext.obtainStyledAttributes(POPUP_LAYOUT_ATTRS);
    for (int i = 0; i < attrs.length(); ++i) {
        mPasteViewLayouts[i] = attrs.getResourceId(attrs.getIndex(i), 0);
    }
    attrs.recycle();
}
 

public TextSelectionHandlePopup(Context ctx, boolean rightHandle) {
    mView = new TextSelectionHandleView(ctx, rightHandle);
    mWindow = new PopupWindow(mView.getContext(), null, android.R.attr.textSelectHandleWindowStyle);
    mWindow.setSplitTouchEnabled(true);
    mWindow.setClippingEnabled(false);
    mWindow.setContentView(mView);
    mWindow.setWidth(ViewGroup.LayoutParams.WRAP_CONTENT);
    mWindow.setHeight(ViewGroup.LayoutParams.WRAP_CONTENT);
    mView.measure(0, 0);
}
 

/**
 * Constructor to create a new reactions popup with an anchor view.
 *
 * @param context Context the reactions popup is running in, through which it
 * can access the current theme, resources, etc.
 * @param anchor Anchor view for this popup. The popup will appear on top of
 */

public ReactionsPopup(@NonNull Context context, @NonNull View anchor) {
  this.anchorView = anchor;

  popup = new PopupWindow();
  popup.setWindowLayoutMode(WindowManager.LayoutParams.WRAP_CONTENT,
      WindowManager.LayoutParams.WRAP_CONTENT);
  reactionsView = new ReactionsView(context);
  reactionsView.setVisibility(View.VISIBLE);
  popup.setContentView(reactionsView);
  popup.setFocusable(true);
  popup.setClippingEnabled(true);
  popup.setBackgroundDrawable(
      ContextCompat.getDrawable(context, R.drawable.rounded_corners_reactions));
  if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
    popup.setElevation(10);
  }

  reactionsView.setCallback(reactionType -> {
    if (reactionClickListener != null) {
      reactionClickListener.onReactionItemClick(reactionType);
    }
  });

  popup.setOnDismissListener(() -> {
    if (onDismissListener != null) {
      onDismissListener.onDismiss(reactionsView);
    }
  });
}
 

public LegacyPastePopupMenu(
        Context context, View parent, final PastePopupMenuDelegate delegate) {
    mParent = parent;
    mDelegate = delegate;
    mContext = context;
    mContainer = new PopupWindow(mContext, null, android.R.attr.textSelectHandleWindowStyle);
    mContainer.setSplitTouchEnabled(true);
    mContainer.setClippingEnabled(false);
    mContainer.setAnimationStyle(0);

    mContainer.setWidth(ViewGroup.LayoutParams.WRAP_CONTENT);
    mContainer.setHeight(ViewGroup.LayoutParams.WRAP_CONTENT);

    final int[] popupLayoutAttrs = {
            android.R.attr.textEditPasteWindowLayout,
    };

    TypedArray attrs = mContext.getTheme().obtainStyledAttributes(popupLayoutAttrs);
    mPasteViewLayout = attrs.getResourceId(attrs.getIndex(0), 0);

    attrs.recycle();

    // Convert line offset dips to pixels.
    mLineOffsetY = (int) TypedValue.applyDimension(
            TypedValue.COMPLEX_UNIT_DIP, 5.0f, mContext.getResources().getDisplayMetrics());
    mWidthOffsetX = (int) TypedValue.applyDimension(
            TypedValue.COMPLEX_UNIT_DIP, 30.0f, mContext.getResources().getDisplayMetrics());

    final int statusBarHeightResourceId =
            mContext.getResources().getIdentifier("status_bar_height", "dimen", "android");
    if (statusBarHeightResourceId > 0) {
        mStatusBarHeight =
                mContext.getResources().getDimensionPixelSize(statusBarHeightResourceId);
    }
}
 

private static PopupWindow createPopupWindow(ViewGroup content) {
    ViewGroup popupContentHolder = new LinearLayout(content.getContext());
    PopupWindow popupWindow = new PopupWindow(popupContentHolder);
    popupWindow.setClippingEnabled(false);
    popupWindow.setAnimationStyle(0);
    popupWindow.setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT));
    content.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT));
    popupContentHolder.addView(content);
    return popupWindow;
}
 

private static PopupWindow createPopupWindow(ViewGroup content) {
    ViewGroup popupContentHolder = new LinearLayout(content.getContext());
    PopupWindow popupWindow = new PopupWindow(popupContentHolder);
    popupWindow.setClippingEnabled(false);
    popupWindow.setAnimationStyle(0);
    popupWindow.setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT));
    content.setLayoutParams(new ViewGroup.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT));
    popupContentHolder.addView(content);
    return popupWindow;
}
 

HandleView(CursorController controller, int pos, View parent,
        PositionObserver parentPositionObserver) {
    super(parent.getContext());
    Context context = parent.getContext();
    mParent = parent;
    mController = controller;
    mContainer = new PopupWindow(context, null, android.R.attr.textSelectHandleWindowStyle);
    mContainer.setSplitTouchEnabled(true);
    mContainer.setClippingEnabled(false);

    TypedArray a = context.obtainStyledAttributes(TEXT_VIEW_HANDLE_ATTRS);
    mTextSelectHandleLeftRes = a.getResourceId(a.getIndex(LEFT), 0);
    mTextSelectHandleRes = a.getResourceId(a.getIndex(CENTER), 0);
    mTextSelectHandleRightRes = a.getResourceId(a.getIndex(RIGHT), 0);
    a.recycle();

    setOrientation(pos);

    // Convert line offset dips to pixels.
    mLineOffsetY = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP,
            LINE_OFFSET_Y_DIP, context.getResources().getDisplayMetrics());

    mAlpha = 1.f;

    mParentPositionListener = new PositionObserver.Listener() {
        @Override
        public void onPositionChanged(int x, int y) {
            updateParentPosition(x, y);
        }
    };
    mParentPositionObserver = parentPositionObserver;
}
 

HandleView(CursorController controller, int pos, View parent,
        PositionObserver parentPositionObserver) {
    super(parent.getContext());
    Context context = parent.getContext();
    mParent = parent;
    mController = controller;
    mContainer = new PopupWindow(context, null, android.R.attr.textSelectHandleWindowStyle);
    mContainer.setSplitTouchEnabled(true);
    mContainer.setClippingEnabled(false);

    TypedArray a = context.obtainStyledAttributes(TEXT_VIEW_HANDLE_ATTRS);
    mTextSelectHandleLeftRes = a.getResourceId(a.getIndex(LEFT), 0);
    mTextSelectHandleRes = a.getResourceId(a.getIndex(CENTER), 0);
    mTextSelectHandleRightRes = a.getResourceId(a.getIndex(RIGHT), 0);
    a.recycle();

    setOrientation(pos);

    // Convert line offset dips to pixels.
    mLineOffsetY = (int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP,
            LINE_OFFSET_Y_DIP, context.getResources().getDisplayMetrics());

    mAlpha = 1.f;

    mParentPositionListener = new PositionObserver.Listener() {
        @Override
        public void onPositionChanged(int x, int y) {
            updateParentPosition(x, y);
        }
    };
    mParentPositionObserver = parentPositionObserver;
}
 

public LatinKeyboardView(Context context, AttributeSet attrs, int defStyle) {
    super(context, attrs, defStyle);

    // TODO(klausw): migrate attribute styles to LatinKeyboardView?
    TypedArray a = context.obtainStyledAttributes(
            attrs, R.styleable.LatinKeyboardBaseView, defStyle, R.style.LatinKeyboardBaseView);
    LayoutInflater inflate =
            (LayoutInflater) context.getSystemService(Context.LAYOUT_INFLATER_SERVICE);

    int previewLayout = 0;
    int n = a.getIndexCount();
    for (int i = 0; i < n; i++) {
        int attr = a.getIndex(i);

        switch (attr) {
        case R.styleable.LatinKeyboardBaseView_keyPreviewLayout:
            previewLayout = a.getResourceId(attr, 0);
            if (previewLayout == R.layout.null_layout) previewLayout = 0;
            break;
        case R.styleable.LatinKeyboardBaseView_keyPreviewOffset:
            mPreviewOffset = a.getDimensionPixelOffset(attr, 0);
            break;
        case R.styleable.LatinKeyboardBaseView_keyPreviewHeight:
            mPreviewHeight = a.getDimensionPixelSize(attr, 80);
            break;
        case R.styleable.LatinKeyboardBaseView_popupLayout:
            mPopupLayout = a.getResourceId(attr, 0);
            if (mPopupLayout == R.layout.null_layout) mPopupLayout = 0;
            break;
        }
    }

    final Resources res = getResources();

    // If true, popups are forced to remain inside the keyboard area. If false,
    // they can extend above it. Enable clipping just for Android P since drawing
    // outside the keyboard area doesn't work on that version.
    boolean clippingEnabled = (Build.VERSION.SDK_INT >= 28 /* Build.VERSION_CODES.P */);

    if (previewLayout != 0) {
        mPreviewPopup = new PopupWindow(context);
        if (!isInEditMode())
            Log.i(TAG, "new mPreviewPopup " + mPreviewPopup + " from " + this);
        mPreviewText = (TextView) inflate.inflate(previewLayout, null);
        mPreviewTextSizeLarge = (int) res.getDimension(R.dimen.key_preview_text_size_large);
        mPreviewPopup.setContentView(mPreviewText);
        mPreviewPopup.setBackgroundDrawable(null);
        mPreviewPopup.setTouchable(false);
        mPreviewPopup.setAnimationStyle(R.style.KeyPreviewAnimation);
        mPreviewPopup.setClippingEnabled(clippingEnabled);
    } else {
        mShowPreview = false;
    }

    if (mPopupLayout != 0) {
        mMiniKeyboardParent = this;
        mMiniKeyboardPopup = new PopupWindow(context);
        if (!isInEditMode())
            Log.i(TAG, "new mMiniKeyboardPopup " + mMiniKeyboardPopup + " from " + this);
        mMiniKeyboardPopup.setBackgroundDrawable(null);
        mMiniKeyboardPopup.setAnimationStyle(R.style.MiniKeyboardAnimation);
        mMiniKeyboardPopup.setClippingEnabled(clippingEnabled);
        mMiniKeyboardVisible = false;
    }
}
 

/**
 * Construct a CandidateView for showing suggested words for completion.
 * @param context
 * @param attrs
 */
public CandidateView(Context context, AttributeSet attrs) {
    super(context, attrs);
    mSelectionHighlight = context.getResources().getDrawable(
            R.drawable.list_selector_background_pressed);

    LayoutInflater inflate =
        (LayoutInflater) context
                .getSystemService(Context.LAYOUT_INFLATER_SERVICE);
    Resources res = context.getResources();
    mPreviewPopup = new PopupWindow(context);
    mPreviewText = (TextView) inflate.inflate(R.layout.candidate_preview, null);
    mPreviewPopup.setWindowLayoutMode(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
    mPreviewPopup.setContentView(mPreviewText);
    mPreviewPopup.setBackgroundDrawable(null);
    mPreviewPopup.setAnimationStyle(R.style.KeyPreviewAnimation);
    // Enable clipping for Android P, keep disabled for older versions.
    boolean clippingEnabled = (Build.VERSION.SDK_INT >= 28 /* Build.VERSION_CODES.P */);
    mPreviewPopup.setClippingEnabled(clippingEnabled);
    mColorNormal = res.getColor(R.color.candidate_normal);
    mColorRecommended = res.getColor(R.color.candidate_recommended);
    mColorOther = res.getColor(R.color.candidate_other);
    mDivider = res.getDrawable(R.drawable.keyboard_suggest_strip_divider);
    mAddToDictionaryHint = res.getString(R.string.hint_add_to_dictionary);

    mPaint = new Paint();
    mPaint.setColor(mColorNormal);
    mPaint.setAntiAlias(true);
    mPaint.setTextSize(mPreviewText.getTextSize() * LatinIME.sKeyboardSettings.candidateScalePref);
    mPaint.setStrokeWidth(0);
    mPaint.setTextAlign(Align.CENTER);
    mDescent = (int) mPaint.descent();
    mMinTouchableWidth = (int)res.getDimension(R.dimen.candidate_min_touchable_width);
    
    mGestureDetector = new GestureDetector(
            new CandidateStripGestureListener(mMinTouchableWidth));
    setWillNotDraw(false);
    setHorizontalScrollBarEnabled(false);
    setVerticalScrollBarEnabled(false);
    scrollTo(0, getScrollY());
}