/** Refreshes {@link #mCoordinates} with values based on {@link #mContentRect}. */
private void refreshCoordinates() {
int x = mContentRect.centerX() - mPopup.getWidth() / 2;
int y;
if (mContentRect.top > mPopup.getHeight()) {
y = mContentRect.top - mPopup.getHeight();
mOverflowDirection = FloatingToolbarPopup.OVERFLOW_DIRECTION_UP;
} else if (mContentRect.top > mPopup.getToolbarHeightWithVerticalMargin()) {
y = mContentRect.top - mPopup.getToolbarHeightWithVerticalMargin();
mOverflowDirection = FloatingToolbarPopup.OVERFLOW_DIRECTION_DOWN;
} else {
y = mContentRect.bottom;
mOverflowDirection = FloatingToolbarPopup.OVERFLOW_DIRECTION_DOWN;
}
mCoordinates.set(x, y);
}
/**
* Updates this floating toolbar to reflect recent position and view updates. NOTE: This method is
* a no-op if the toolbar isn't showing.
*/
public FloatingToolbar updateLayout() {
if (mPopup.isShowing()) {
// show() performs all the logic we need here.
show();
}
return this;
}
/** Shows this floating toolbar. */
public FloatingToolbar show() {
List<MenuItem> menuItems = getVisibleAndEnabledMenuItems(mMenu);
if (!isCurrentlyShowing(menuItems) || mWidthChanged) {
mPopup.dismiss();
mPopup.layoutMenuItems(menuItems, mMenuItemClickListener, mSuggestedWidth);
mShowingTitles = getMenuItemTitles(menuItems);
}
refreshCoordinates();
mPopup.setOverflowDirection(mOverflowDirection);
mPopup.updateCoordinates(mCoordinates.x, mCoordinates.y);
if (!mPopup.isShowing()) {
mPopup.show(mCoordinates.x, mCoordinates.y);
}
mWidthChanged = false;
return this;
}
/** Returns {@code true} if this toolbar is currently hidden. {@code false} otherwise. */
public boolean isHidden() {
return mPopup.isHidden();
}
/** Returns {@code true} if this toolbar is currently showing. {@code false} otherwise. */
public boolean isShowing() {
return mPopup.isShowing();
}
/**
* Hides this floating toolbar. This is a no-op if the toolbar is not showing. Use {@link
* #isHidden()} to distinguish between a hidden and a dismissed toolbar.
*/
public void hide() {
mPopup.hide();
}
/** Dismisses this floating toolbar. */
public void dismiss() {
mPopup.dismiss();
}
