/** Sets the current content to be the main view panel. */
private void setMainPanelAsContent() {
// This should never be called if the main panel has not been initialized.
Preconditions.checkNotNull(mMainPanel);
mContentContainer.removeAllViews();
Size mainPanelSize = mMainPanel.measure();
ViewGroup.LayoutParams params = mContentContainer.getLayoutParams();
params.width = mainPanelSize.getWidth();
params.height = mainPanelSize.getHeight();
mContentContainer.setLayoutParams(params);
mContentContainer.addView(mMainPanel.getView());
setContentAreaAsTouchableSurface();
}
private void updatePopupSize() {
int width = 0;
int height = 0;
if (mMainPanel != null) {
Size mainPanelSize = mMainPanel.measure();
width = mainPanelSize.getWidth();
height = mainPanelSize.getHeight();
}
if (mOverflowPanel != null) {
Size overflowPanelSize = mOverflowPanel.measure();
width = Math.max(width, overflowPanelSize.getWidth());
height = Math.max(height, overflowPanelSize.getHeight());
}
mPopupWindow.setWidth(width + mMarginHorizontal * 2);
mPopupWindow.setHeight(height + mMarginVertical * 2);
}
/**
* Opens the floating toolbar overflow. This method should not be called if menu items have not
* been laid out with {@link #layoutMenuItems(java.util.List, MenuItem.OnMenuItemClickListener,
* int)}.
*
* @throws IllegalStateException if called when menu items have not been laid out.
*/
private void closeOverflow() {
Preconditions.checkState(mMainPanel != null);
Preconditions.checkState(mOverflowPanel != null);
mOverflowPanel.fadeOut(true);
Size mainPanelSize = mMainPanel.measure();
final int targetWidth = mainPanelSize.getWidth();
final int targetHeight = mainPanelSize.getHeight();
final int startWidth = mContentContainer.getWidth();
final int startHeight = mContentContainer.getHeight();
final float right = mContentContainer.getX() + mContentContainer.getWidth();
final float bottom = mContentContainer.getY() + mContentContainer.getHeight();
final boolean morphedUpwards = (mOverflowDirection == OVERFLOW_DIRECTION_UP);
Animation widthAnimation =
new Animation() {
@Override
protected void applyTransformation(float interpolatedTime, Transformation t) {
ViewGroup.LayoutParams params = mContentContainer.getLayoutParams();
int deltaWidth = (int) (interpolatedTime * (targetWidth - startWidth));
params.width = startWidth + deltaWidth;
mContentContainer.setLayoutParams(params);
mContentContainer.setX(right - mContentContainer.getWidth());
}
};
Animation heightAnimation =
new Animation() {
@Override
protected void applyTransformation(float interpolatedTime, Transformation t) {
ViewGroup.LayoutParams params = mContentContainer.getLayoutParams();
int deltaHeight = (int) (interpolatedTime * (targetHeight - startHeight));
params.height = startHeight + deltaHeight;
mContentContainer.setLayoutParams(params);
if (morphedUpwards) {
mContentContainer.setY(bottom - mContentContainer.getHeight());
}
}
};
widthAnimation.setDuration(150);
widthAnimation.setStartOffset(150);
heightAnimation.setDuration(210);
mCloseOverflowAnimation.getAnimations().clear();
mCloseOverflowAnimation.setAnimationListener(mOnOverflowClosed);
mCloseOverflowAnimation.addAnimation(widthAnimation);
mCloseOverflowAnimation.addAnimation(heightAnimation);
mContentContainer.startAnimation(mCloseOverflowAnimation);
}