Examples with Workspace com.android.launcher3.Workspace used on opensource projects

Example 46 with Workspace

use of com.android.launcher3.Workspace in project android_packages_apps_Launcher3 by AOSPA.

the class HotseatEduController method migrateHotseatWhole.

/**
 * This migration option attempts to move the entire hotseat up to the first workspace that
 * has space to host items. If no such page is found, it moves items to a new page.
 *
 * @return pageId where items are migrated
 */
private int migrateHotseatWhole() {
    Workspace workspace = mLauncher.getWorkspace();
    int pageId = -1;
    int toRow = 0;
    for (int i = 0; i < workspace.getPageCount(); i++) {
        CellLayout target = workspace.getScreenWithId(workspace.getScreenIdForPageIndex(i));
        if (target.makeSpaceForHotseatMigration(true)) {
            toRow = mLauncher.getDeviceProfile().inv.numRows - 1;
            pageId = i;
            break;
        }
    }
    if (pageId == -1) {
        pageId = LauncherSettings.Settings.call(mLauncher.getContentResolver(), LauncherSettings.Settings.METHOD_NEW_SCREEN_ID).getInt(LauncherSettings.Settings.EXTRA_VALUE);
        mNewScreens = IntArray.wrap(pageId);
    }
    boolean isPortrait = !mLauncher.getDeviceProfile().isVerticalBarLayout();
    int hotseatItemsNum = mLauncher.getDeviceProfile().numShownHotseatIcons;
    for (int i = 0; i < hotseatItemsNum; i++) {
        int x = isPortrait ? i : 0;
        int y = isPortrait ? 0 : hotseatItemsNum - i - 1;
        View child = mHotseat.getChildAt(x, y);
        if (child == null || child.getTag() == null)
            continue;
        ItemInfo tag = (ItemInfo) child.getTag();
        if (tag.container == LauncherSettings.Favorites.CONTAINER_HOTSEAT_PREDICTION)
            continue;
        mLauncher.getModelWriter().moveItemInDatabase(tag, LauncherSettings.Favorites.CONTAINER_DESKTOP, pageId, i, toRow);
        mNewItems.add(tag);
    }
    return pageId;
}

Example 47 with Workspace

use of com.android.launcher3.Workspace in project android_packages_apps_Launcher3 by AOSPA.

the class HotseatEduController method placeFoldersInWorkspace.

private int placeFoldersInWorkspace(ArrayDeque<FolderInfo> folders) {
    if (folders.isEmpty())
        return 0;
    Workspace workspace = mLauncher.getWorkspace();
    InvariantDeviceProfile idp = mLauncher.getDeviceProfile().inv;
    GridOccupancy[] occupancyList = new GridOccupancy[workspace.getChildCount()];
    for (int i = 0; i < occupancyList.length; i++) {
        occupancyList[i] = ((CellLayout) workspace.getChildAt(i)).cloneGridOccupancy();
    }
    // scan every screen to find available spots to place folders
    int occupancyIndex = 0;
    int[] itemXY = new int[2];
    while (occupancyIndex < occupancyList.length && !folders.isEmpty()) {
        GridOccupancy occupancy = occupancyList[occupancyIndex];
        if (occupancy.findVacantCell(itemXY, 1, 1)) {
            FolderInfo info = folders.poll();
            mLauncher.getModelWriter().moveItemInDatabase(info, LauncherSettings.Favorites.CONTAINER_DESKTOP, workspace.getScreenIdForPageIndex(occupancyIndex), itemXY[0], itemXY[1]);
            occupancy.markCells(info, true);
        } else {
            occupancyIndex++;
        }
    }
    if (folders.isEmpty())
        return workspace.getScreenIdForPageIndex(occupancyIndex);
    int screenId = LauncherSettings.Settings.call(mLauncher.getContentResolver(), LauncherSettings.Settings.METHOD_NEW_SCREEN_ID).getInt(LauncherSettings.Settings.EXTRA_VALUE);
    // if all screens are full and we still have folders left, put those on a new page
    FolderInfo folderInfo;
    int col = 0;
    while ((folderInfo = folders.poll()) != null) {
        mLauncher.getModelWriter().moveItemInDatabase(folderInfo, LauncherSettings.Favorites.CONTAINER_DESKTOP, screenId, col++, idp.numRows - 1);
    }
    mNewScreens = IntArray.wrap(screenId);
    return workspace.getPageCount();
}

Example 48 with Workspace

use of com.android.launcher3.Workspace in project android_packages_apps_Launcher3 by AOSPA.

the class Workspace method onDrop.

@Override
public void onDrop(final DragObject d, DragOptions options) {
    mDragViewVisualCenter = d.getVisualCenter(mDragViewVisualCenter);
    CellLayout dropTargetLayout = mDropToLayout;
    // We want the point to be mapped to the dragTarget.
    if (dropTargetLayout != null) {
        mapPointFromDropLayout(dropTargetLayout, mDragViewVisualCenter);
    }
    boolean droppedOnOriginalCell = false;
    boolean snappedToNewPage = false;
    boolean resizeOnDrop = false;
    Runnable onCompleteRunnable = null;
    if (d.dragSource != this || mDragInfo == null) {
        final int[] touchXY = new int[] { (int) mDragViewVisualCenter[0], (int) mDragViewVisualCenter[1] };
        onDropExternal(touchXY, dropTargetLayout, d);
    } else {
        final View cell = mDragInfo.cell;
        boolean droppedOnOriginalCellDuringTransition = false;
        if (dropTargetLayout != null && !d.cancelled) {
            // Move internally
            boolean hasMovedLayouts = (getParentCellLayoutForView(cell) != dropTargetLayout);
            boolean hasMovedIntoHotseat = mLauncher.isHotseatLayout(dropTargetLayout);
            int container = hasMovedIntoHotseat ? LauncherSettings.Favorites.CONTAINER_HOTSEAT : LauncherSettings.Favorites.CONTAINER_DESKTOP;
            int screenId = (mTargetCell[0] < 0) ? mDragInfo.screenId : getIdForScreen(dropTargetLayout);
            int spanX = mDragInfo != null ? mDragInfo.spanX : 1;
            int spanY = mDragInfo != null ? mDragInfo.spanY : 1;
            // First we find the cell nearest to point at which the item is
            // dropped, without any consideration to whether there is an item there.
            mTargetCell = findNearestArea((int) mDragViewVisualCenter[0], (int) mDragViewVisualCenter[1], spanX, spanY, dropTargetLayout, mTargetCell);
            float distance = dropTargetLayout.getDistanceFromWorkspaceCellVisualCenter(mDragViewVisualCenter[0], mDragViewVisualCenter[1], mTargetCell);
            // cell also contains a shortcut, then create a folder with the two shortcuts.
            if (createUserFolderIfNecessary(cell, container, dropTargetLayout, mTargetCell, distance, false, d) || addToExistingFolderIfNecessary(cell, dropTargetLayout, mTargetCell, distance, d, false)) {
                mLauncher.getStateManager().goToState(NORMAL, SPRING_LOADED_EXIT_DELAY);
                return;
            }
            // Aside from the special case where we're dropping a shortcut onto a shortcut,
            // we need to find the nearest cell location that is vacant
            ItemInfo item = d.dragInfo;
            int minSpanX = item.spanX;
            int minSpanY = item.spanY;
            if (item.minSpanX > 0 && item.minSpanY > 0) {
                minSpanX = item.minSpanX;
                minSpanY = item.minSpanY;
            }
            droppedOnOriginalCell = item.screenId == screenId && item.container == container && item.cellX == mTargetCell[0] && item.cellY == mTargetCell[1];
            droppedOnOriginalCellDuringTransition = droppedOnOriginalCell && mIsSwitchingState;
            // When quickly moving an item, a user may accidentally rearrange their
            // workspace. So instead we move the icon back safely to its original position.
            boolean returnToOriginalCellToPreventShuffling = !isFinishedSwitchingState() && !droppedOnOriginalCellDuringTransition && !dropTargetLayout.isRegionVacant(mTargetCell[0], mTargetCell[1], spanX, spanY);
            int[] resultSpan = new int[2];
            if (returnToOriginalCellToPreventShuffling) {
                mTargetCell[0] = mTargetCell[1] = -1;
            } else {
                mTargetCell = dropTargetLayout.performReorder((int) mDragViewVisualCenter[0], (int) mDragViewVisualCenter[1], minSpanX, minSpanY, spanX, spanY, cell, mTargetCell, resultSpan, CellLayout.MODE_ON_DROP);
            }
            boolean foundCell = mTargetCell[0] >= 0 && mTargetCell[1] >= 0;
            // if the widget resizes on drop
            if (foundCell && (cell instanceof AppWidgetHostView) && (resultSpan[0] != item.spanX || resultSpan[1] != item.spanY)) {
                resizeOnDrop = true;
                item.spanX = resultSpan[0];
                item.spanY = resultSpan[1];
                AppWidgetHostView awhv = (AppWidgetHostView) cell;
                WidgetSizes.updateWidgetSizeRanges(awhv, mLauncher, resultSpan[0], resultSpan[1]);
            }
            if (foundCell) {
                int targetScreenIndex = getPageIndexForScreenId(screenId);
                int snapScreen = getLeftmostVisiblePageForIndex(targetScreenIndex);
                // isn't needed if the source and target screens appear at the same time
                if (snapScreen != mCurrentPage && !hasMovedIntoHotseat) {
                    snapToPage(snapScreen);
                    snappedToNewPage = true;
                }
                final ItemInfo info = (ItemInfo) cell.getTag();
                if (hasMovedLayouts) {
                    // Reparent the view
                    CellLayout parentCell = getParentCellLayoutForView(cell);
                    if (parentCell != null) {
                        parentCell.removeView(cell);
                    } else if (mDragInfo.cell instanceof LauncherAppWidgetHostView) {
                        d.dragView.detachContentView(/* reattachToPreviousParent= */
                        false);
                    } else if (FeatureFlags.IS_STUDIO_BUILD) {
                        throw new NullPointerException("mDragInfo.cell has null parent");
                    }
                    addInScreen(cell, container, screenId, mTargetCell[0], mTargetCell[1], info.spanX, info.spanY);
                }
                // update the item's position after drop
                CellLayout.LayoutParams lp = (CellLayout.LayoutParams) cell.getLayoutParams();
                lp.cellX = lp.tmpCellX = mTargetCell[0];
                lp.cellY = lp.tmpCellY = mTargetCell[1];
                lp.cellHSpan = item.spanX;
                lp.cellVSpan = item.spanY;
                lp.isLockedToGrid = true;
                if (container != LauncherSettings.Favorites.CONTAINER_HOTSEAT && cell instanceof LauncherAppWidgetHostView) {
                    final CellLayout cellLayout = dropTargetLayout;
                    // We post this call so that the widget has a chance to be placed
                    // in its final location
                    final LauncherAppWidgetHostView hostView = (LauncherAppWidgetHostView) cell;
                    AppWidgetProviderInfo pInfo = hostView.getAppWidgetInfo();
                    if (pInfo != null && !options.isAccessibleDrag) {
                        onCompleteRunnable = () -> {
                            if (!isPageInTransition()) {
                                AppWidgetResizeFrame.showForWidget(hostView, cellLayout);
                            }
                        };
                    }
                }
                mLauncher.getModelWriter().modifyItemInDatabase(info, container, screenId, lp.cellX, lp.cellY, item.spanX, item.spanY);
            } else {
                if (!returnToOriginalCellToPreventShuffling) {
                    onNoCellFound(dropTargetLayout, d.dragInfo, d.logInstanceId);
                }
                if (mDragInfo.cell instanceof LauncherAppWidgetHostView) {
                    d.dragView.detachContentView(/* reattachToPreviousParent= */
                    true);
                }
                // If we can't find a drop location, we return the item to its original position
                CellLayout.LayoutParams lp = (CellLayout.LayoutParams) cell.getLayoutParams();
                mTargetCell[0] = lp.cellX;
                mTargetCell[1] = lp.cellY;
                CellLayout layout = (CellLayout) cell.getParent().getParent();
                layout.markCellsAsOccupiedForView(cell);
            }
        } else {
            // When drag is cancelled, reattach content view back to its original parent.
            if (mDragInfo.cell instanceof LauncherAppWidgetHostView) {
                d.dragView.detachContentView(/* reattachToPreviousParent= */
                true);
            }
        }
        final CellLayout parent = (CellLayout) cell.getParent().getParent();
        if (d.dragView.hasDrawn()) {
            if (droppedOnOriginalCellDuringTransition) {
                // Animate the item to its original position, while simultaneously exiting
                // spring-loaded mode so the page meets the icon where it was picked up.
                final RunnableList callbackList = new RunnableList();
                final Runnable onCompleteCallback = onCompleteRunnable;
                mLauncher.getDragController().animateDragViewToOriginalPosition(/* onComplete= */
                callbackList::executeAllAndDestroy, cell, SPRING_LOADED.getTransitionDuration(mLauncher));
                mLauncher.getStateManager().goToState(NORMAL, /* delay= */
                0, onCompleteCallback == null ? null : forSuccessCallback(() -> callbackList.add(onCompleteCallback)));
                mLauncher.getDropTargetBar().onDragEnd();
                parent.onDropChild(cell);
                return;
            }
            final ItemInfo info = (ItemInfo) cell.getTag();
            boolean isWidget = info.itemType == LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET || info.itemType == LauncherSettings.Favorites.ITEM_TYPE_CUSTOM_APPWIDGET;
            if (isWidget) {
                int animationType = resizeOnDrop ? ANIMATE_INTO_POSITION_AND_RESIZE : ANIMATE_INTO_POSITION_AND_DISAPPEAR;
                animateWidgetDrop(info, parent, d.dragView, null, animationType, cell, false);
            } else {
                int duration = snappedToNewPage ? ADJACENT_SCREEN_DROP_DURATION : -1;
                mLauncher.getDragLayer().animateViewIntoPosition(d.dragView, cell, duration, this);
            }
        } else {
            d.deferDragViewCleanupPostAnimation = false;
            cell.setVisibility(VISIBLE);
        }
        parent.onDropChild(cell);
        mLauncher.getStateManager().goToState(NORMAL, SPRING_LOADED_EXIT_DELAY, onCompleteRunnable == null ? null : forSuccessCallback(onCompleteRunnable));
        mStatsLogManager.logger().withItemInfo(d.dragInfo).withInstanceId(d.logInstanceId).log(LauncherEvent.LAUNCHER_ITEM_DROP_COMPLETED);
    }
    if (d.stateAnnouncer != null && !droppedOnOriginalCell) {
        d.stateAnnouncer.completeAction(R.string.item_moved);
    }
}

Example 49 with Workspace

use of com.android.launcher3.Workspace in project android_packages_apps_Launcher3 by AOSPA.

the class WorkspaceStateTransitionAnimation method setWorkspaceProperty.

/**
 * Starts a transition animation for the workspace.
 */
private void setWorkspaceProperty(LauncherState state, PropertySetter propertySetter, StateAnimationConfig config) {
    ScaleAndTranslation scaleAndTranslation = state.getWorkspaceScaleAndTranslation(mLauncher);
    ScaleAndTranslation hotseatScaleAndTranslation = state.getHotseatScaleAndTranslation(mLauncher);
    mNewScale = scaleAndTranslation.scale;
    PageAlphaProvider pageAlphaProvider = state.getWorkspacePageAlphaProvider(mLauncher);
    final int childCount = mWorkspace.getChildCount();
    for (int i = 0; i < childCount; i++) {
        applyChildState(state, (CellLayout) mWorkspace.getChildAt(i), i, pageAlphaProvider, propertySetter, config);
    }
    int elements = state.getVisibleElements(mLauncher);
    Interpolator fadeInterpolator = config.getInterpolator(ANIM_WORKSPACE_FADE, pageAlphaProvider.interpolator);
    Hotseat hotseat = mWorkspace.getHotseat();
    Interpolator scaleInterpolator = config.getInterpolator(ANIM_WORKSPACE_SCALE, ZOOM_OUT);
    LauncherState fromState = mLauncher.getStateManager().getState();
    boolean shouldSpring = propertySetter instanceof PendingAnimation && fromState == HINT_STATE && state == NORMAL;
    if (shouldSpring) {
        ((PendingAnimation) propertySetter).add(getSpringScaleAnimator(mLauncher, mWorkspace, mNewScale));
    } else {
        propertySetter.setFloat(mWorkspace, SCALE_PROPERTY, mNewScale, scaleInterpolator);
    }
    mWorkspace.setPivotToScaleWithSelf(hotseat);
    float hotseatScale = hotseatScaleAndTranslation.scale;
    if (shouldSpring) {
        PendingAnimation pa = (PendingAnimation) propertySetter;
        pa.add(getSpringScaleAnimator(mLauncher, hotseat, hotseatScale));
    } else {
        Interpolator hotseatScaleInterpolator = config.getInterpolator(ANIM_HOTSEAT_SCALE, scaleInterpolator);
        propertySetter.setFloat(hotseat, SCALE_PROPERTY, hotseatScale, hotseatScaleInterpolator);
    }
    float hotseatIconsAlpha = (elements & HOTSEAT_ICONS) != 0 ? 1 : 0;
    propertySetter.setViewAlpha(hotseat, hotseatIconsAlpha, fadeInterpolator);
    float workspacePageIndicatorAlpha = (elements & WORKSPACE_PAGE_INDICATOR) != 0 ? 1 : 0;
    propertySetter.setViewAlpha(mLauncher.getWorkspace().getPageIndicator(), workspacePageIndicatorAlpha, fadeInterpolator);
    Interpolator translationInterpolator = config.getInterpolator(ANIM_WORKSPACE_TRANSLATE, ZOOM_OUT);
    propertySetter.setFloat(mWorkspace, VIEW_TRANSLATE_X, scaleAndTranslation.translationX, translationInterpolator);
    propertySetter.setFloat(mWorkspace, VIEW_TRANSLATE_Y, scaleAndTranslation.translationY, translationInterpolator);
    Interpolator hotseatTranslationInterpolator = config.getInterpolator(ANIM_HOTSEAT_TRANSLATE, translationInterpolator);
    propertySetter.setFloat(hotseat, VIEW_TRANSLATE_Y, hotseatScaleAndTranslation.translationY, hotseatTranslationInterpolator);
    propertySetter.setFloat(mWorkspace.getPageIndicator(), VIEW_TRANSLATE_Y, hotseatScaleAndTranslation.translationY, hotseatTranslationInterpolator);
    if (!config.hasAnimationFlag(SKIP_SCRIM)) {
        setScrim(propertySetter, state, config);
    }
}

Example 50 with Workspace

use of com.android.launcher3.Workspace in project android_packages_apps_Launcher3 by AOSPA.

the class LauncherAccessibilityDelegate method findSpaceOnWorkspace.

/**
 * Find empty space on the workspace and returns the screenId.
 */
protected int findSpaceOnWorkspace(ItemInfo info, int[] outCoordinates) {
    Workspace workspace = mLauncher.getWorkspace();
    IntArray workspaceScreens = workspace.getScreenOrder();
    int screenId;
    // First check if there is space on the current screen.
    int screenIndex = workspace.getCurrentPage();
    screenId = workspaceScreens.get(screenIndex);
    CellLayout layout = (CellLayout) workspace.getPageAt(screenIndex);
    boolean found = layout.findCellForSpan(outCoordinates, info.spanX, info.spanY);
    screenIndex = 0;
    while (!found && screenIndex < workspaceScreens.size()) {
        screenId = workspaceScreens.get(screenIndex);
        layout = (CellLayout) workspace.getPageAt(screenIndex);
        found = layout.findCellForSpan(outCoordinates, info.spanX, info.spanY);
        screenIndex++;
    }
    if (found) {
        return screenId;
    }
    workspace.addExtraEmptyScreens();
    IntSet emptyScreenIds = workspace.commitExtraEmptyScreens();
    if (emptyScreenIds.isEmpty()) {
        // Couldn't create extra empty screens for some reason (e.g. Workspace is loading)
        return -1;
    }
    screenId = emptyScreenIds.getArray().get(0);
    layout = workspace.getScreenWithId(screenId);
    found = layout.findCellForSpan(outCoordinates, info.spanX, info.spanY);
    if (!found) {
        Log.wtf(TAG, "Not enough space on an empty screen");
    }
    return screenId;
}