@Override
protected void snapToPage(int whichPage) {
if (mScrollMode == X_LARGE_MODE) {
super.snapToPage(whichPage);
} else {
snapToPageWithVelocity(whichPage, 0, false);
}
}
@Override
protected void snapToDestination() {
if (mScrollMode == X_LARGE_MODE) {
super.snapToDestination();
} else {
snapToPageWithVelocity(getPageNearestToCenterOfScreen(), 0);
}
}
/**
* Validates this view.
*
* @param request the request
* @throws ServiceVersionException the service version exception
* @throws ServiceValidationException the service validation exception
*/
@Override
protected void internalValidate(ServiceRequestBase request)
throws ServiceVersionException, ServiceValidationException {
super.internalValidate(request);
EwsUtilities.validateEnumVersionValue(
this.traversal, request.getService().getRequestedServerVersion());
}
/** Initializes various states for this workspace. */
@Override
protected void init() {
super.init();
mScrollMode = getScrollMode();
if (mScrollMode == DEFAULT_MODE) {
mBaseLineFlingVelocity = 2500.0f;
mFlingVelocityInfluence = 0.4f;
mScrollInterpolator = new OvershootInterpolator();
mScroller = new Scroller(getContext(), mScrollInterpolator);
}
}
@Override
public void computeScroll() {
if (mScrollMode == X_LARGE_MODE) {
super.computeScroll();
} else {
boolean scrollComputed = computeScrollHelper();
if (!scrollComputed && mTouchState == TOUCH_STATE_SCROLLING) {
final float now = System.nanoTime() / NANOTIME_DIV;
final float e = (float) Math.exp((now - mSmoothingTime) / SMOOTHING_CONSTANT);
final float dx = mTouchX - mUnboundedScrollX;
scrollTo(Math.round(mUnboundedScrollX + dx * e), getScrollY());
mSmoothingTime = now;
// Keep generating points as long as we're more than 1px away from the target
if (dx > 1.f || dx < -1.f) {
invalidate();
}
}
}
}
/**
* Internals the write search settings to XML.
*
* @param writer the writer
* @param groupBy the group by
* @throws javax.xml.stream.XMLStreamException the xML stream exception
* @throws ServiceXmlSerializationException the service xml serialization exception
*/
@Override
protected void internalWriteSearchSettingsToXml(EwsServiceXmlWriter writer, Grouping groupBy)
throws XMLStreamException, ServiceXmlSerializationException {
super.internalWriteSearchSettingsToXml(writer, groupBy);
}
public void layout(Launcher launcher) {
FrameLayout.LayoutParams lp;
Resources res = launcher.getResources();
boolean hasVerticalBarLayout = isVerticalBarLayout();
// Layout the search bar space
View searchBar = launcher.getSearchBar();
lp = (FrameLayout.LayoutParams) searchBar.getLayoutParams();
if (hasVerticalBarLayout) {
// Vertical search bar space
lp.gravity = Gravity.TOP | Gravity.LEFT;
lp.width = searchBarSpaceHeightPx;
lp.height = LayoutParams.WRAP_CONTENT;
LinearLayout targets = (LinearLayout) searchBar.findViewById(R.id.drag_target_bar);
targets.setOrientation(LinearLayout.VERTICAL);
} else {
// Horizontal search bar space
lp.gravity = Gravity.TOP | Gravity.CENTER_HORIZONTAL;
lp.width = searchBarSpaceWidthPx;
lp.height = searchBarSpaceHeightPx;
}
searchBar.setLayoutParams(lp);
// Layout the workspace
PagedView workspace = (PagedView) launcher.findViewById(R.id.workspace);
lp = (FrameLayout.LayoutParams) workspace.getLayoutParams();
lp.gravity = Gravity.CENTER;
int orientation = isLandscape ? CellLayout.LANDSCAPE : CellLayout.PORTRAIT;
Rect padding = getWorkspacePadding(orientation);
workspace.setLayoutParams(lp);
workspace.setPadding(padding.left, padding.top, padding.right, padding.bottom);
workspace.setPageSpacing(getWorkspacePageSpacing(orientation));
// Layout the hotseat
View hotseat = launcher.findViewById(R.id.hotseat);
lp = (FrameLayout.LayoutParams) hotseat.getLayoutParams();
if (hasVerticalBarLayout) {
// Vertical hotseat
lp.gravity = Gravity.END;
lp.width = hotseatBarHeightPx;
lp.height = LayoutParams.MATCH_PARENT;
hotseat.findViewById(R.id.layout).setPadding(0, 2 * edgeMarginPx, 0, 2 * edgeMarginPx);
} else if (isTablet()) {
// Pad the hotseat with the workspace padding calculated above
lp.gravity = Gravity.BOTTOM;
lp.width = LayoutParams.MATCH_PARENT;
lp.height = hotseatBarHeightPx;
hotseat.setPadding(
edgeMarginPx + padding.left, 0, edgeMarginPx + padding.right, 2 * edgeMarginPx);
} else {
// For phones, layout the hotseat without any bottom margin
// to ensure that we have space for the folders
lp.gravity = Gravity.BOTTOM;
lp.width = LayoutParams.MATCH_PARENT;
lp.height = hotseatBarHeightPx;
hotseat.findViewById(R.id.layout).setPadding(2 * edgeMarginPx, 0, 2 * edgeMarginPx, 0);
}
hotseat.setLayoutParams(lp);
// Layout the page indicators
View pageIndicator = launcher.findViewById(R.id.page_indicator);
if (pageIndicator != null) {
if (hasVerticalBarLayout) {
// Hide the page indicators when we have vertical search/hotseat
pageIndicator.setVisibility(View.GONE);
} else {
// Put the page indicators above the hotseat
lp = (FrameLayout.LayoutParams) pageIndicator.getLayoutParams();
lp.gravity = Gravity.CENTER_HORIZONTAL | Gravity.BOTTOM;
lp.width = LayoutParams.WRAP_CONTENT;
lp.height = LayoutParams.WRAP_CONTENT;
lp.bottomMargin = hotseatBarHeightPx;
pageIndicator.setLayoutParams(lp);
}
}
// Layout AllApps
AppsCustomizeTabHost host =
(AppsCustomizeTabHost) launcher.findViewById(R.id.apps_customize_pane);
if (host != null) {
// Center the all apps page indicator
int pageIndicatorHeight =
(int)
(pageIndicatorHeightPx
* Math.min(1f, (allAppsIconSizePx / DynamicGrid.DEFAULT_ICON_SIZE_PX)));
pageIndicator = host.findViewById(R.id.apps_customize_page_indicator);
if (pageIndicator != null) {
LinearLayout.LayoutParams lllp =
(LinearLayout.LayoutParams) pageIndicator.getLayoutParams();
lllp.width = LayoutParams.WRAP_CONTENT;
lllp.height = pageIndicatorHeight;
pageIndicator.setLayoutParams(lllp);
}
AppsCustomizePagedView pagedView =
(AppsCustomizePagedView) host.findViewById(R.id.apps_customize_pane_content);
FrameLayout fakePageContainer = (FrameLayout) host.findViewById(R.id.fake_page_container);
FrameLayout fakePage = (FrameLayout) host.findViewById(R.id.fake_page);
padding = new Rect();
if (pagedView != null) {
// Constrain the dimensions of all apps so that it does not span the full width
int paddingLR =
(availableWidthPx - (allAppsCellWidthPx * allAppsNumCols)) / (2 * (allAppsNumCols + 1));
int paddingTB =
(availableHeightPx - (allAppsCellHeightPx * allAppsNumRows))
/ (2 * (allAppsNumRows + 1));
paddingLR = Math.min(paddingLR, (int) ((paddingLR + paddingTB) * 0.75f));
paddingTB = Math.min(paddingTB, (int) ((paddingLR + paddingTB) * 0.75f));
int maxAllAppsWidth = (allAppsNumCols * (allAppsCellWidthPx + 2 * paddingLR));
int gridPaddingLR = (availableWidthPx - maxAllAppsWidth) / 2;
// Only adjust the side paddings on landscape phones, or tablets
if ((isTablet() || isLandscape) && gridPaddingLR > (allAppsCellWidthPx / 4)) {
padding.left = padding.right = gridPaddingLR;
}
// The icons are centered, so we can't just offset by the page indicator height
// because the empty space will actually be pageIndicatorHeight + paddingTB
padding.bottom = Math.max(0, pageIndicatorHeight - paddingTB);
pagedView.setWidgetsPageIndicatorPadding(pageIndicatorHeight);
fakePage.setBackground(res.getDrawable(R.drawable.quantum_panel));
// Horizontal padding for the whole paged view
int pagedFixedViewPadding =
res.getDimensionPixelSize(R.dimen.apps_customize_horizontal_padding);
padding.left += pagedFixedViewPadding;
padding.right += pagedFixedViewPadding;
pagedView.setPadding(padding.left, padding.top, padding.right, padding.bottom);
fakePageContainer.setPadding(padding.left, padding.top, padding.right, padding.bottom);
}
}
// Layout the Overview Mode
ViewGroup overviewMode = launcher.getOverviewPanel();
if (overviewMode != null) {
Rect r = getOverviewModeButtonBarRect();
lp = (FrameLayout.LayoutParams) overviewMode.getLayoutParams();
lp.gravity = Gravity.CENTER_HORIZONTAL | Gravity.BOTTOM;
int visibleChildCount = getVisibleChildCount(overviewMode);
int totalItemWidth = visibleChildCount * overviewModeBarItemWidthPx;
int maxWidth = totalItemWidth + (visibleChildCount - 1) * overviewModeBarSpacerWidthPx;
lp.width = Math.min(availableWidthPx, maxWidth);
lp.height = r.height();
overviewMode.setLayoutParams(lp);
if (lp.width > totalItemWidth && visibleChildCount > 1) {
// We have enough space. Lets add some margin too.
int margin = (lp.width - totalItemWidth) / (visibleChildCount - 1);
View lastChild = null;
// Set margin of all visible children except the last visible child
for (int i = 0; i < visibleChildCount; i++) {
if (lastChild != null) {
MarginLayoutParams clp = (MarginLayoutParams) lastChild.getLayoutParams();
if (isLayoutRtl) {
clp.leftMargin = margin;
} else {
clp.rightMargin = margin;
}
lastChild.setLayoutParams(clp);
lastChild = null;
}
View thisChild = overviewMode.getChildAt(i);
if (thisChild.getVisibility() != View.GONE) {
lastChild = thisChild;
}
}
}
}
}