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Diffstat (limited to 'src/com/android/launcher2/CustomizePagedView.java')
| -rw-r--r-- | src/com/android/launcher2/CustomizePagedView.java | 1275 |
1 files changed, 0 insertions, 1275 deletions
diff --git a/src/com/android/launcher2/CustomizePagedView.java b/src/com/android/launcher2/CustomizePagedView.java deleted file mode 100644 index c98e88575..000000000 --- a/src/com/android/launcher2/CustomizePagedView.java +++ /dev/null @@ -1,1275 +0,0 @@ -/* - * Copyright (C) 2010 The Android Open Source Project - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -package com.android.launcher2; - -import android.animation.Animator; -import android.animation.AnimatorListenerAdapter; -import android.animation.ObjectAnimator; -import android.animation.PropertyValuesHolder; -import android.animation.TimeInterpolator; -import android.app.WallpaperManager; -import android.appwidget.AppWidgetManager; -import android.appwidget.AppWidgetProviderInfo; -import android.content.ComponentName; -import android.content.Context; -import android.content.Intent; -import android.content.pm.ActivityInfo; -import android.content.pm.PackageManager; -import android.content.pm.ResolveInfo; -import android.content.res.Resources; -import android.content.res.TypedArray; -import android.content.res.XmlResourceParser; -import android.graphics.Bitmap; -import android.graphics.Canvas; -import android.graphics.Rect; -import android.graphics.RectF; -import android.graphics.Bitmap.Config; -import android.graphics.drawable.Drawable; -import android.util.AttributeSet; -import android.util.Log; -import android.util.Slog; -import android.util.TypedValue; -import android.util.Xml; -import android.view.ActionMode; -import android.view.Gravity; -import android.view.LayoutInflater; -import android.view.Menu; -import android.view.MenuItem; -import android.view.View; -import android.view.animation.DecelerateInterpolator; -import android.view.animation.LinearInterpolator; -import android.widget.Checkable; -import android.widget.ImageView; -import android.widget.LinearLayout; -import android.widget.TextView; - -import com.android.launcher.R; -import com.android.launcher2.DropTarget.DragObject; - -import org.xmlpull.v1.XmlPullParser; - -import java.util.ArrayList; -import java.util.Collections; -import java.util.Comparator; -import java.util.List; - - -public class CustomizePagedView extends PagedViewWithDraggableItems - implements View.OnClickListener, DragSource, ActionMode.Callback { - - public enum CustomizationType { - WidgetCustomization, - ShortcutCustomization, - WallpaperCustomization, - ApplicationCustomization - } - - private static final String TAG = "CustomizeWorkspace"; - - private Launcher mLauncher; - private DragController mDragController; - private PackageManager mPackageManager; - - private CustomizationType mCustomizationType; - - // The layout used to emulate the workspace in resolve the cell dimensions of a widget - private PagedViewCellLayout mWorkspaceWidgetLayout; - - // The mapping between the pages and the widgets that will be laid out on them - private ArrayList<ArrayList<AppWidgetProviderInfo>> mWidgetPages; - - // This is used if we want to set a min width on pages so that things inside them left align to - // a fixed size - private int mMinPageWidth; - - // The max dimensions for the ImageView we use for displaying a widget - private int mMaxWidgetWidth; - - // The max number of widget cells to take a "page" of widgets - private int mMaxWidgetsCellHSpan; - - // The size of the items on the wallpaper tab - private int mWallpaperCellHSpan; - - // The max number of wallpaper cells to take a "page" of wallpaper items - private int mMaxWallpaperCellHSpan; - - // The maximum number of rows in a paged view. - private int mMaxCellCountY; - - // The raw sources of data for each of the different tabs of the customization page - private List<AppWidgetProviderInfo> mWidgetList; - private List<ResolveInfo> mShortcutList; - private List<ResolveInfo> mWallpaperList; - private List<ApplicationInfo> mApps; - - private static final int sMinWidgetCellHSpan = 2; - private static final int sMaxWidgetCellHSpan = 4; - - private int mChoiceModeTitleText; - - // The scale factor for widget previews inside the widget drawer - private static final float sScaleFactor = 0.75f; - - private final Canvas mCanvas = new Canvas(); - private final LayoutInflater mInflater; - - private boolean mFirstMeasure = true; - - private final float mTmpFloatPos[] = new float[2]; - private final float ANIMATION_SCALE = 0.5f; - - // The duration of the translation animation that occurs during you drag and drop - private final int TRANSLATE_ANIM_DURATION = 400; - - // The duration of the scale & alpha animation that occurs during drag and drop - private final int DROP_ANIM_DURATION = 200; - - private TimeInterpolator mQuintEaseOutInterpolator = new DecelerateInterpolator(2.5f); - - // The Bitmap used to generate the drag view - private Bitmap mDragBitmap; - - private int[] mDragViewOrigin = new int[2]; - - private int mPageContentWidth = -1; - private int mPageContentHeight = -1; - - private AllAppsPagedView mAllAppsPagedView; - - private boolean mWaitingToInitPages = true; - - public CustomizePagedView(Context context) { - this(context, null, 0); - } - - public CustomizePagedView(Context context, AttributeSet attrs) { - this(context, attrs, 0); - } - - public CustomizePagedView(Context context, AttributeSet attrs, int defStyle) { - super(context, attrs, defStyle); - - TypedArray a; - a = context.obtainStyledAttributes(attrs, R.styleable.CustomizePagedView, defStyle, 0); - mWallpaperCellHSpan = a.getInt(R.styleable.CustomizePagedView_wallpaperCellSpanX, 4); - mMaxWallpaperCellHSpan = a.getInt(R.styleable.CustomizePagedView_wallpaperCellCountX, 8); - mMaxWidgetsCellHSpan = a.getInt(R.styleable.CustomizePagedView_widgetCellCountX, 8); - a.recycle(); - - mCustomizationType = CustomizationType.WidgetCustomization; - mWidgetPages = new ArrayList<ArrayList<AppWidgetProviderInfo>>(); - mWorkspaceWidgetLayout = new PagedViewCellLayout(context); - mInflater = LayoutInflater.from(context); - - final Resources r = context.getResources(); - setDragSlopeThreshold( - r.getInteger(R.integer.config_customizationDrawerDragSlopeThreshold) / 100.0f); - - mMaxCellCountY = r.getInteger(R.integer.customization_drawer_contents_maxCellCountY); - - setVisibility(View.GONE); - setSoundEffectsEnabled(false); - setupWorkspaceLayout(); - } - - @Override - protected void init() { - super.init(); - mCenterPagesVertically = false; - } - - @Override - protected void onMeasure(int widthSpec, int heightSpec) { - // Base the size of this control on the size of the All Apps view. - final int cellCountX = mAllAppsPagedView.getCellCountX(); - final int cellCountY = Math.min(mAllAppsPagedView.getCellCountY(), mMaxCellCountY); - - if (cellCountX != mCellCountX || cellCountY != mCellCountY) { - mCellCountX = cellCountX; - mCellCountY = cellCountY; - - // Create a dummy page and set it up to determine our size. - // The size is based on the app shortcuts tab having the same dimensions as All Apps. - PagedViewCellLayout layout = new PagedViewCellLayout(getContext()); - setupPage(layout); - mPageContentWidth = layout.getContentWidth(); - mPageContentHeight = layout.getContentHeight(); - mMinPageWidth = layout.getWidthBeforeFirstLayout(); - postInvalidatePageData(true); - } - if (mPageContentHeight > 0) { - // Lock our height to the size of the page content - final int h = mPageContentHeight + mPageLayoutPaddingTop + mPageLayoutPaddingBottom; - heightSpec = MeasureSpec.makeMeasureSpec(h, MeasureSpec.EXACTLY); - } - super.onMeasure(widthSpec, heightSpec); - mFirstMeasure = false; - } - - @Override - protected void onLayout(boolean changed, int left, int top, int right, int bottom) { - if (mWaitingToInitPages) { - mWaitingToInitPages = false; - postInvalidatePageData(false); - } - super.onLayout(changed, left, top, right, bottom); - mFirstLayout = false; - } - - public void setLauncher(Launcher launcher) { - Context context = getContext(); - mLauncher = launcher; - mPackageManager = context.getPackageManager(); - } - - public void setAllAppsPagedView(AllAppsPagedView view) { - mAllAppsPagedView = view; - } - - /** - * Sets the list of applications that launcher has loaded. - */ - public void setApps(ArrayList<ApplicationInfo> list) { - mApps = list; - Collections.sort(mApps, LauncherModel.APP_NAME_COMPARATOR); - - // Update the widgets/shortcuts to reflect changes in the set of available apps - invalidatePageData(); - } - - /** - * Convenience function to add new items to the set of applications that were previously loaded. - * Called by both updateApps() and setApps(). - */ - private void addAppsWithoutInvalidate(ArrayList<ApplicationInfo> list) { - // we add it in place, in alphabetical order - final int count = list.size(); - for (int i = 0; i < count; ++i) { - final ApplicationInfo info = list.get(i); - final int index = Collections.binarySearch(mApps, info, LauncherModel.APP_NAME_COMPARATOR); - if (index < 0) { - mApps.add(-(index + 1), info); - } - } - } - - /** - * Adds new applications to the loaded list, and notifies the paged view to update itself. - */ - public void addApps(ArrayList<ApplicationInfo> list) { - addAppsWithoutInvalidate(list); - - // Update the widgets/shortcuts to reflect changes in the set of available apps - invalidatePageData(); - } - - /** - * Convenience function to remove items to the set of applications that were previously loaded. - * Called by both updateApps() and removeApps(). - */ - private void removeAppsWithoutInvalidate(ArrayList<ApplicationInfo> list) { - // loop through all the apps and remove apps that have the same component - final int length = list.size(); - for (int i = 0; i < length; ++i) { - final ApplicationInfo info = list.get(i); - int removeIndex = findAppByComponent(mApps, info); - if (removeIndex > -1) { - mApps.remove(removeIndex); - } - } - } - - /** - * Removes applications from the loaded list, and notifies the paged view to update itself. - */ - public void removeApps(ArrayList<ApplicationInfo> list) { - removeAppsWithoutInvalidate(list); - - // Update the widgets/shortcuts to reflect changes in the set of available apps - invalidatePageData(); - } - - /** - * Updates a set of applications from the loaded list, and notifies the paged view to update - * itself. - */ - public void updateApps(ArrayList<ApplicationInfo> list) { - // We remove and re-add the updated applications list because it's properties may have - // changed (ie. the title), and this will ensure that the items will be in their proper - // place in the list. - removeAppsWithoutInvalidate(list); - addAppsWithoutInvalidate(list); - - // Update the widgets/shortcuts to reflect changes in the set of available apps - invalidatePageData(); - } - - /** - * Convenience function to find matching ApplicationInfos for removal. - */ - private int findAppByComponent(List<ApplicationInfo> list, ApplicationInfo item) { - ComponentName removeComponent = item.intent.getComponent(); - final int length = list.size(); - for (int i = 0; i < length; ++i) { - ApplicationInfo info = list.get(i); - if (info.intent.getComponent().equals(removeComponent)) { - return i; - } - } - return -1; - } - - public void update() { - // get the list of widgets - mWidgetList = AppWidgetManager.getInstance(mLauncher).getInstalledProviders(); - Collections.sort(mWidgetList, new Comparator<AppWidgetProviderInfo>() { - @Override - public int compare(AppWidgetProviderInfo object1, AppWidgetProviderInfo object2) { - return object1.label.compareTo(object2.label); - } - }); - - LauncherModel.ShortcutNameComparator resolveInfoComparator = - new LauncherModel.ShortcutNameComparator(mPackageManager); - - // get the list of shortcuts - Intent shortcutsIntent = new Intent(Intent.ACTION_CREATE_SHORTCUT); - mShortcutList = mPackageManager.queryIntentActivities(shortcutsIntent, 0); - Collections.sort(mShortcutList, resolveInfoComparator); - - // get the list of wallpapers - Intent wallpapersIntent = new Intent(Intent.ACTION_SET_WALLPAPER); - mWallpaperList = mPackageManager.queryIntentActivities(wallpapersIntent, - PackageManager.GET_META_DATA); - Collections.sort(mWallpaperList, resolveInfoComparator); - - ArrayList<ResolveInfo> retainShortcutList = new ArrayList<ResolveInfo>(mShortcutList); - retainShortcutList.addAll(mWallpaperList); - invalidatePageData(); - } - - public void setDragController(DragController dragger) { - mDragController = dragger; - } - - public void setCustomizationFilter(CustomizationType filterType) { - cancelDragging(); - mCustomizationType = filterType; - if (getChildCount() > 0) { - setCurrentPage(0); - updateCurrentPageScroll(); - invalidatePageData(); - - // End the current choice mode so that we don't carry selections across tabs - endChoiceMode(); - } - } - - public CustomizationType getCustomizationFilter() { - return mCustomizationType; - } - - /** - * Similar to resetCheckedGrandchildren, but allows us to specify that it's not animated. - */ - private void resetCheckedItem(boolean animated) { - final Checkable checkable = getSingleCheckedGrandchild(); - if (checkable != null) { - if (checkable instanceof PagedViewWidget) { - ((PagedViewWidget) checkable).setChecked(false, animated); - } else { - ((PagedViewIcon) checkable).setChecked(false, animated); - } - } - } - - public void onDropCompleted(View target, DragObject d, boolean success) { - final DragLayer dragLayer = (DragLayer) mLauncher.findViewById(R.id.drag_layer); - - // Create a view, identical to the drag view, that is only used for animating the - // item onto the home screen (or back to its original position, if the drop failed). - final int[] pos = mDragController.getDragView().getPosition(null); - final View animView = dragLayer.createDragView(mDragBitmap, pos[0], pos[1]); - animView.setVisibility(View.VISIBLE); - - if (success) { - resetCheckedItem(true); - animateDropOntoScreen(animView, (ItemInfo) d.dragInfo, DROP_ANIM_DURATION, 0); - } else { - // Animate the icon/widget back to its original position - animateIntoPosition(animView, mDragViewOrigin[0], mDragViewOrigin[1], new Runnable() { - public void run() { - resetCheckedItem(false); - dragLayer.removeView(animView); - } - }); - } - mLauncher.getWorkspace().onDragStopped(success); - mLauncher.unlockScreenOrientation(); - mDragBitmap = null; - } - - @Override - public void onDragViewVisible() { - } - - /** - * Animates the given item onto the center of a home screen, and then scales the item to - * look as though it's disappearing onto that screen. - */ - private void animateItemOntoScreen(View dragView, - final CellLayout layout, final ItemInfo info) { - mTmpFloatPos[0] = layout.getWidth() / 2; - mTmpFloatPos[1] = layout.getHeight() / 2; - mLauncher.getWorkspace().mapPointFromChildToSelf(layout, mTmpFloatPos); - - int dragViewWidth = dragView.getMeasuredWidth(); - int dragViewHeight = dragView.getMeasuredHeight(); - float heightOffset = 0; - float widthOffset = 0; - - if (dragView instanceof ImageView) { - Drawable d = ((ImageView) dragView).getDrawable(); - int width = d.getIntrinsicWidth(); - int height = d.getIntrinsicHeight(); - - if ((1.0 * width / height) >= (1.0f * dragViewWidth) / dragViewHeight) { - float f = (dragViewWidth / (width * 1.0f)); - heightOffset = ANIMATION_SCALE * (dragViewHeight - f * height) / 2; - } else { - float f = (dragViewHeight / (height * 1.0f)); - widthOffset = ANIMATION_SCALE * (dragViewWidth - f * width) / 2; - } - } - final float toX = mTmpFloatPos[0] - dragView.getMeasuredWidth() / 2 + widthOffset; - final float toY = mTmpFloatPos[1] - dragView.getMeasuredHeight() / 2 + heightOffset; - - final DragLayer dragLayer = (DragLayer) mLauncher.findViewById(R.id.drag_layer); - final View dragCopy = dragLayer.createDragView(dragView); - dragCopy.setAlpha(1.0f); - - // Translate the item to the center of the appropriate home screen - animateIntoPosition(dragCopy, toX, toY, null); - - // The drop-onto-screen animation begins a bit later, but ends at the same time. - final int startDelay = TRANSLATE_ANIM_DURATION - DROP_ANIM_DURATION; - - // Scale down the icon and fade out the alpha - animateDropOntoScreen(dragCopy, info, DROP_ANIM_DURATION, startDelay); - } - - /** - * Animation which scales the view down and animates its alpha, making it appear to disappear - * onto a home screen. - */ - private void animateDropOntoScreen( - final View view, final ItemInfo info, int duration, int delay) { - final DragLayer dragLayer = (DragLayer) mLauncher.findViewById(R.id.drag_layer); - final CellLayout layout = mLauncher.getWorkspace().getCurrentDropLayout(); - - ObjectAnimator anim = ObjectAnimator.ofPropertyValuesHolder(view, - PropertyValuesHolder.ofFloat("alpha", 1.0f, 0.0f), - PropertyValuesHolder.ofFloat("scaleX", ANIMATION_SCALE), - PropertyValuesHolder.ofFloat("scaleY", ANIMATION_SCALE)); - anim.setInterpolator(new LinearInterpolator()); - if (delay > 0) { - anim.setStartDelay(delay); - } - anim.setDuration(duration); - anim.addListener(new AnimatorListenerAdapter() { - public void onAnimationEnd(Animator animation) { - dragLayer.removeView(view); - mLauncher.addExternalItemToScreen(info, layout); - info.dropPos = null; - } - }); - anim.start(); - } - - /** - * Animates the x,y position of the view, and optionally execute a Runnable on animation end. - */ - private void animateIntoPosition( - View view, float toX, float toY, final Runnable endRunnable) { - ObjectAnimator anim = ObjectAnimator.ofPropertyValuesHolder(view, - PropertyValuesHolder.ofFloat("x", toX), - PropertyValuesHolder.ofFloat("y", toY)); - anim.setInterpolator(mQuintEaseOutInterpolator); - anim.setDuration(TRANSLATE_ANIM_DURATION); - if (endRunnable != null) { - anim.addListener(new AnimatorListenerAdapter() { - @Override - public void onAnimationEnd(Animator animation) { - endRunnable.run(); - } - }); - } - anim.start(); - } - - @Override - public void onClick(final View v) { - // Return early if we are still animating the pages - if (mNextPage != INVALID_PAGE) return; - - // On certain pages, we allow single tap to mark items as selected so that they can be - // dropped onto the mini workspaces - boolean enterChoiceMode = false; - switch (mCustomizationType) { - case WidgetCustomization: - mChoiceModeTitleText = R.string.cab_widget_selection_text; - enterChoiceMode = true; - break; - case ApplicationCustomization: - mChoiceModeTitleText = R.string.cab_app_selection_text; - enterChoiceMode = true; - break; - case ShortcutCustomization: - mChoiceModeTitleText = R.string.cab_shortcut_selection_text; - enterChoiceMode = true; - break; - default: - break; - } - - if (enterChoiceMode) { - final ItemInfo itemInfo = (ItemInfo) v.getTag(); - - Workspace w = mLauncher.getWorkspace(); - int currentWorkspaceScreen = mLauncher.getCurrentWorkspaceScreen(); - final CellLayout cl = (CellLayout)w.getChildAt(currentWorkspaceScreen); - final View dragView = getDragView(v); - - animateClickFeedback(v, new Runnable() { - @Override - public void run() { - cl.calculateSpans(itemInfo); - if (cl.findCellForSpan(null, itemInfo.spanX, itemInfo.spanY)) { - animateItemOntoScreen(dragView, cl, itemInfo); - } else { - mLauncher.showOutOfSpaceMessage(); - } - } - }); - return; - } - - // Otherwise, we just handle the single click here - switch (mCustomizationType) { - case WallpaperCustomization: - // animate some feedback to the long press - final View clickView = v; - animateClickFeedback(v, new Runnable() { - @Override - public void run() { - // add the shortcut - ResolveInfo info = (ResolveInfo) clickView.getTag(); - Intent createWallpapersIntent = new Intent(Intent.ACTION_SET_WALLPAPER); - ComponentName name = new ComponentName(info.activityInfo.packageName, - info.activityInfo.name); - createWallpapersIntent.setComponent(name); - mLauncher.processWallpaper(createWallpapersIntent); - } - }); - break; - default: - break; - } - } - - private Bitmap drawableToBitmap(Drawable d, float scaleX, float scaleY) { - final Rect bounds = d.getBounds(); - final int w = bounds.width(); - final int h = bounds.height(); - Bitmap b = Bitmap.createBitmap(w, h, Bitmap.Config.ARGB_8888); - renderDrawableToBitmap(d, b, 0, 0, w, h, scaleX, scaleY); - return b; - } - - private View getDragView(View v) { - return (mCustomizationType == CustomizationType.WidgetCustomization) ? - v.findViewById(R.id.widget_preview) : v; - } - - protected boolean beginDragging(View v) { - if (!v.isInTouchMode()) return false; - if (!super.beginDragging(v)) return false; - - // End the current choice mode before we start dragging anything - if (isChoiceMode(CHOICE_MODE_SINGLE)) { - endChoiceMode(); - } - final Workspace workspace = mLauncher.getWorkspace(); - boolean result = false; - mLauncher.lockScreenOrientation(); - switch (mCustomizationType) { - case WidgetCustomization: { - if (v instanceof PagedViewWidget) { - // Get the widget preview as the drag representation - final LinearLayout l = (LinearLayout) v; - final ImageView i = (ImageView) l.findViewById(R.id.widget_preview); - - // Calculate how much to scale the drag preview - RectF tmpScaleRect = new RectF(0,0,1,1); - i.getImageMatrix().mapRect(tmpScaleRect); - - mDragBitmap = drawableToBitmap(i.getDrawable(), tmpScaleRect.right, - tmpScaleRect.bottom); - i.getLocationOnScreen(mDragViewOrigin); - PendingAddWidgetInfo createWidgetInfo = (PendingAddWidgetInfo) v.getTag(); - - int[] spanXY = CellLayout.rectToCell(getResources(), - createWidgetInfo.minWidth, createWidgetInfo.minHeight, null); - createWidgetInfo.spanX = spanXY[0]; - createWidgetInfo.spanY = spanXY[1]; - workspace.onDragStartedWithItemSpans(spanXY[0], spanXY[1], mDragBitmap); - mDragController.startDrag(i, mDragBitmap, this, createWidgetInfo, - DragController.DRAG_ACTION_COPY, null); - result = true; - } - break; - } - case ShortcutCustomization: - case ApplicationCustomization: { - if (v instanceof PagedViewIcon) { - // get icon (top compound drawable, index is 1) - final TextView tv = (TextView) v; - final Drawable icon = tv.getCompoundDrawables()[1]; - mDragBitmap = drawableToBitmap(icon, 1.0f, 1.0f); - - Object dragInfo = v.getTag(); - if (mCustomizationType == CustomizationType.ApplicationCustomization) { - // TODO: Not sure why we have to copy this - dragInfo = new ApplicationInfo((ApplicationInfo) dragInfo); - } - workspace.onDragStartedWithItemSpans(1, 1, mDragBitmap); - - // Calculate where to place the drag view in order to align the icon pixels with - // the original view. - v.getLocationOnScreen(mDragViewOrigin); - mDragViewOrigin[0] += (v.getWidth() - icon.getIntrinsicWidth()) / 2; - mDragViewOrigin[1] += v.getPaddingTop(); - - mDragController.startDrag(mDragBitmap, mDragViewOrigin[0], mDragViewOrigin[1], - this, dragInfo, DragController.DRAG_ACTION_COPY); - result = true; - } - break; - } - } - - // We toggle the checked state _after_ we create the view for the drag in case toggling the - // checked state changes the view's look - if (result && (v instanceof Checkable)) { - // In preparation for drag, we always reset the checked grand children regardless of - // what choice mode we are in - resetCheckedGrandchildren(); - - // Toggle the selection on the dragged app - Checkable checkable = (Checkable) v; - - // Note: we toggle the checkable state to actually cause an alpha fade for the duration - // of the drag of the item. (The fade-in will occur when all checked states are - // disabled when dragging ends) - checkable.toggle(); - } - - return result; - } - - /** - * Pre-processes the layout of the different widget pages. - * @return the number of pages of widgets that we have - */ - private int relayoutWidgets() { - if (mWidgetList.isEmpty()) return 0; - - // create a new page for the first set of widgets - ArrayList<AppWidgetProviderInfo> newPage = new ArrayList<AppWidgetProviderInfo>(); - mWidgetPages.clear(); - mWidgetPages.add(newPage); - - // do this until we have no more widgets to lay out - final int maxNumCellsPerRow = mMaxWidgetsCellHSpan; - final int widgetCount = mWidgetList.size(); - int numCellsInRow = 0; - for (int i = 0; i < widgetCount; ++i) { - final AppWidgetProviderInfo info = mWidgetList.get(i); - - // determine the size of the current widget - int cellSpanX = Math.max(sMinWidgetCellHSpan, Math.min(sMaxWidgetCellHSpan, - mWorkspaceWidgetLayout.estimateCellHSpan(info.minWidth))); - - // create a new page if necessary - if ((numCellsInRow + cellSpanX) > maxNumCellsPerRow) { - numCellsInRow = 0; - newPage = new ArrayList<AppWidgetProviderInfo>(); - mWidgetPages.add(newPage); - } - - // add the item to the current page - newPage.add(info); - numCellsInRow += cellSpanX; - } - - return mWidgetPages.size(); - } - - /** - * Helper function to draw a drawable to the specified canvas with the specified bounds. - */ - private void renderDrawableToBitmap(Drawable d, Bitmap bitmap, int x, int y, int w, int h, - float scaleX, float scaleY) { - if (bitmap != null) mCanvas.setBitmap(bitmap); - mCanvas.save(); - mCanvas.scale(scaleX, scaleY); - final Rect oldBounds = d.copyBounds(); - d.setBounds(x, y, x + w, y + h); - d.draw(mCanvas); - d.setBounds(oldBounds); // Restore the bounds - mCanvas.restore(); - } - - /* - * This method fetches an xml file specified in the manifest identified by - * WallpaperManager.WALLPAPER_PREVIEW_META_DATA). The xml file specifies - * an image which will be used as the wallpaper preview for an activity - * which responds to ACTION_SET_WALLPAPER. This image is returned and used - * in the customize drawer. - */ - private Drawable parseWallpaperPreviewXml(ComponentName component, ResolveInfo ri) { - ActivityInfo activityInfo = ri.activityInfo; - XmlResourceParser parser = null; - try { - parser = activityInfo.loadXmlMetaData(mPackageManager, - WallpaperManager.WALLPAPER_PREVIEW_META_DATA); - if (parser == null) { - Slog.w(TAG, "No " + WallpaperManager.WALLPAPER_PREVIEW_META_DATA + " meta-data for " - + "wallpaper provider '" + component + '\''); - return null; - } - - AttributeSet attrs = Xml.asAttributeSet(parser); - - int type; - while ((type=parser.next()) != XmlPullParser.END_DOCUMENT - && type != XmlPullParser.START_TAG) { - // drain whitespace, comments, etc. - } - - String nodeName = parser.getName(); - if (!"wallpaper-preview".equals(nodeName)) { - Slog.w(TAG, "Meta-data does not start with wallpaper-preview tag for " - + "wallpaper provider '" + component + '\''); - return null; - } - - // If metaData was null, we would have returned earlier when getting - // the parser No need to do the check here - Resources res = mPackageManager.getResourcesForApplication( - activityInfo.applicationInfo); - - TypedArray sa = res.obtainAttributes(attrs, - com.android.internal.R.styleable.WallpaperPreviewInfo); - - TypedValue value = sa.peekValue( - com.android.internal.R.styleable.WallpaperPreviewInfo_staticWallpaperPreview); - if (value == null) return null; - - return res.getDrawable(value.resourceId); - } catch (Exception e) { - Slog.w(TAG, "XML parsing failed for wallpaper provider '" + component + '\'', e); - return null; - } finally { - if (parser != null) parser.close(); - } - } - - /** - * This method will extract the preview image specified by the wallpaper source provider (if it - * exists) otherwise, it will try to generate a default image preview. - */ - private FastBitmapDrawable getWallpaperPreview(ResolveInfo info) { - // To be implemented later: resolving the up-to-date wallpaper thumbnail - - final int minDim = mWorkspaceWidgetLayout.estimateCellWidth(1); - final int dim = mWorkspaceWidgetLayout.estimateCellWidth(mWallpaperCellHSpan); - Resources resources = mLauncher.getResources(); - - // Create a new bitmap to hold the widget preview - int width = (int) (dim * sScaleFactor); - int height = (int) (dim * sScaleFactor); - final Bitmap bitmap = Bitmap.createBitmap(width, height, Config.ARGB_8888); - - Drawable background = parseWallpaperPreviewXml( - new ComponentName(info.activityInfo.packageName, info.activityInfo.name), info); - boolean foundCustomDrawable = background != null; - - if (!foundCustomDrawable) { - background = resources.getDrawable(R.drawable.default_widget_preview); - } - - renderDrawableToBitmap(background, bitmap, 0, 0, width, height, 1.0f, 1.0f); - - // If we don't have a custom icon, we use the app icon on the default background - if (!foundCustomDrawable) { - try { - final IconCache iconCache = - ((LauncherApplication) mLauncher.getApplication()).getIconCache(); - Drawable icon = new FastBitmapDrawable(Utilities.createIconBitmap( - iconCache.getFullResIcon(info, mPackageManager), mContext)); - - final int iconSize = minDim / 2; - final int offset = iconSize / 4; - renderDrawableToBitmap(icon, null, offset, offset, iconSize, iconSize, 1.0f, 1.0f); - } catch (Resources.NotFoundException e) { - // if we can't find the icon, then just don't draw it - } - } - - FastBitmapDrawable drawable = new FastBitmapDrawable(bitmap); - drawable.setBounds(0, 0, drawable.getIntrinsicWidth(), drawable.getIntrinsicHeight()); - return drawable; - } - - /** - * This method will extract the preview image specified by the widget developer (if it exists), - * otherwise, it will try to generate a default image preview with the widget's package icon. - * @return the drawable that will be used and sized in the ImageView to represent the widget - */ - private FastBitmapDrawable getWidgetPreview(AppWidgetProviderInfo info) { - final PackageManager packageManager = mPackageManager; - String packageName = info.provider.getPackageName(); - Drawable drawable = null; - FastBitmapDrawable newDrawable = null; - if (info.previewImage != 0) { - drawable = packageManager.getDrawable(packageName, info.previewImage, null); - if (drawable == null) { - Log.w(TAG, "Can't load icon drawable 0x" + Integer.toHexString(info.icon) - + " for provider: " + info.provider); - } - } - - // If we don't have a preview image, create a default one - final int minDim = mWorkspaceWidgetLayout.estimateCellWidth(1); - final int maxDim = mWorkspaceWidgetLayout.estimateCellWidth(3); - if (drawable == null) { - Resources resources = mLauncher.getResources(); - - // Create a new bitmap to hold the widget preview - int width = (int) (Math.max(minDim, Math.min(maxDim, info.minWidth)) * sScaleFactor); - int height = (int) (Math.max(minDim, Math.min(maxDim, info.minHeight)) * sScaleFactor); - final Bitmap bitmap = Bitmap.createBitmap(width, height, Config.ARGB_8888); - final Drawable background = resources.getDrawable(R.drawable.default_widget_preview); - renderDrawableToBitmap(background, bitmap, 0, 0, width, height, 1.0f, 1.0f); - - // Draw the icon flush left - try { - Drawable icon = null; - if (info.icon > 0) { - icon = packageManager.getDrawable(packageName, info.icon, null); - } - if (icon == null) { - icon = resources.getDrawable(R.drawable.ic_launcher_application); - } - - final int iconSize = minDim / 2; - final int offset = iconSize / 4; - renderDrawableToBitmap(icon, null, offset, offset, iconSize, iconSize, 1.0f, 1.0f); - } catch (Resources.NotFoundException e) { - // if we can't find the icon, then just don't draw it - } - - newDrawable = new FastBitmapDrawable(bitmap); - } else { - // Scale down the preview if necessary - final float imageWidth = drawable.getIntrinsicWidth(); - final float imageHeight = drawable.getIntrinsicHeight(); - final float aspect = (float) imageWidth / imageHeight; - final int scaledWidth = - (int) (Math.max(minDim, Math.min(maxDim, imageWidth)) * sScaleFactor); - final int scaledHeight = - (int) (Math.max(minDim, Math.min(maxDim, imageHeight)) * sScaleFactor); - int width; - int height; - if (aspect >= 1.0f) { - width = scaledWidth; - height = (int) (((float) scaledWidth / imageWidth) * imageHeight); - } else { - height = scaledHeight; - width = (int) (((float) scaledHeight / imageHeight) * imageWidth); - } - - final Bitmap bitmap = Bitmap.createBitmap(width, height, Config.ARGB_8888); - renderDrawableToBitmap(drawable, bitmap, 0, 0, width, height, 1.0f, 1.0f); - - newDrawable = new FastBitmapDrawable(bitmap); - } - newDrawable.setBounds(0, 0, newDrawable.getIntrinsicWidth(), - newDrawable.getIntrinsicHeight()); - return newDrawable; - } - - private void setupPage(PagedViewCellLayout layout) { - layout.setCellCount(mCellCountX, mCellCountY); - layout.setPadding(mPageLayoutPaddingLeft, mPageLayoutPaddingTop, mPageLayoutPaddingRight, - mPageLayoutPaddingBottom); - layout.setGap(mPageLayoutWidthGap, mPageLayoutHeightGap); - } - - private void setupWorkspaceLayout() { - mWorkspaceWidgetLayout.setCellCount(mCellCountX, mCellCountY); - mWorkspaceWidgetLayout.setPadding(20, 10, 20, 0); - - mMaxWidgetWidth = mWorkspaceWidgetLayout.estimateCellWidth(sMaxWidgetCellHSpan); - } - - private void syncWidgetPages() { - /* - if (mWidgetList == null) return; - - // we need to repopulate with the LinearLayout layout for the widget pages - removeAllViews(); - int numPages = relayoutWidgets(); - for (int i = 0; i < numPages; ++i) { - LinearLayout layout = new PagedViewExtendedLayout(getContext()); - layout.setGravity(Gravity.CENTER_HORIZONTAL); - layout.setPadding(mPageLayoutPaddingLeft, mPageLayoutPaddingTop, - mPageLayoutPaddingRight, mPageLayoutPaddingBottom); - - addView(layout, new LinearLayout.LayoutParams( - LinearLayout.LayoutParams.WRAP_CONTENT, - LinearLayout.LayoutParams.MATCH_PARENT)); - } - */ - } - - private void syncWidgetPageItems(int page) { - /* - // ensure that we have the right number of items on the pages - LinearLayout layout = (LinearLayout) getChildAt(page); - final ArrayList<AppWidgetProviderInfo> list = mWidgetPages.get(page); - final int count = list.size(); - final int numPages = getPageCount(); - layout.removeAllViews(); - for (int i = 0; i < count; ++i) { - final AppWidgetProviderInfo info = (AppWidgetProviderInfo) list.get(i); - final PendingAddWidgetInfo createItemInfo = new PendingAddWidgetInfo(info, null, null); - final int[] cellSpans = CellLayout.rectToCell(getResources(), info.minWidth, - info.minHeight, null); - final FastBitmapDrawable icon = getWidgetPreview(info); - final boolean createHolographicOutlines = (numPages > 1); - - PagedViewWidget l = (PagedViewWidget) mInflater.inflate( - R.layout.customize_paged_view_widget, layout, false); - - l.applyFromAppWidgetProviderInfo(info, icon, mMaxWidgetWidth, cellSpans, - null, createHolographicOutlines); - l.setTag(createItemInfo); - l.setOnClickListener(this); - l.setOnTouchListener(this); - l.setOnLongClickListener(this); - - layout.addView(l); - } - */ - } - - private void syncWallpaperPages() { - /* - if (mWallpaperList == null) return; - - // We need to repopulate the LinearLayout for the wallpaper pages - removeAllViews(); - int numPages = (int) Math.ceil((float) (mWallpaperList.size() * mWallpaperCellHSpan) / - mMaxWallpaperCellHSpan); - for (int i = 0; i < numPages; ++i) { - LinearLayout layout = new PagedViewExtendedLayout(getContext()); - layout.setGravity(Gravity.CENTER_HORIZONTAL); - layout.setPadding(mPageLayoutPaddingLeft, mPageLayoutPaddingTop, - mPageLayoutPaddingRight, mPageLayoutPaddingBottom); - - addView(layout, new LinearLayout.LayoutParams( - LinearLayout.LayoutParams.WRAP_CONTENT, - LinearLayout.LayoutParams.MATCH_PARENT)); - } - */ - } - - private void syncWallpaperPageItems(int page) { - /* - // Load the items on to the pages - LinearLayout layout = (LinearLayout) getChildAt(page); - layout.removeAllViews(); - final int count = mWallpaperList.size(); - final int numPages = getPageCount(); - final int numItemsPerPage = mMaxWallpaperCellHSpan / mWallpaperCellHSpan; - final int startIndex = page * numItemsPerPage; - final int endIndex = Math.min(count, startIndex + numItemsPerPage); - for (int i = startIndex; i < endIndex; ++i) { - final ResolveInfo info = mWallpaperList.get(i); - final FastBitmapDrawable icon = getWallpaperPreview(info); - final boolean createHolographicOutlines = (numPages > 1); - - PagedViewWidget l = (PagedViewWidget) mInflater.inflate( - R.layout.customize_paged_view_wallpaper, layout, false); - l.applyFromWallpaperInfo(info, mPackageManager, icon, mMaxWidgetWidth, - null, createHolographicOutlines); - l.setTag(info); - l.setOnClickListener(this); - - layout.addView(l); - } - */ - } - - private void syncListPages(List<ResolveInfo> list) { - /* - // we need to repopulate with PagedViewCellLayouts - removeAllViews(); - - // ensure that we have the right number of pages - int numPages = (int) Math.ceil((float) list.size() / (mCellCountX * mCellCountY)); - for (int i = 0; i < numPages; ++i) { - PagedViewCellLayout layout = new PagedViewCellLayout(getContext()); - setupPage(layout); - addView(layout); - } - */ - } - - private void syncListPageItems(int page, List<ResolveInfo> list) { - /* - // ensure that we have the right number of items on the pages - final int numPages = getPageCount(); - final int numCells = mCellCountX * mCellCountY; - final int startIndex = page * numCells; - final int endIndex = Math.min(startIndex + numCells, list.size()); - final PagedViewCellLayout layout = (PagedViewCellLayout) getChildAt(page); - // TODO: we can optimize by just re-applying to existing views - layout.removeAllViewsOnPage(); - for (int i = startIndex; i < endIndex; ++i) { - ResolveInfo info = list.get(i); - PendingAddItemInfo createItemInfo = new PendingAddItemInfo(); - final boolean createHolographicOutlines = (numPages > 1); - - PagedViewIcon icon = (PagedViewIcon) mInflater.inflate( - R.layout.customize_paged_view_item, layout, false); - icon.applyFromResolveInfo(info, mPackageManager, null, - ((LauncherApplication) mLauncher.getApplication()).getIconCache(), - createHolographicOutlines); - switch (mCustomizationType) { - case WallpaperCustomization: - icon.setOnClickListener(this); - break; - case ShortcutCustomization: - createItemInfo.itemType = LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT; - createItemInfo.componentName = new ComponentName(info.activityInfo.packageName, - info.activityInfo.name); - icon.setTag(createItemInfo); - icon.setOnClickListener(this); - icon.setOnTouchListener(this); - icon.setOnLongClickListener(this); - break; - default: - break; - } - - final int index = i - startIndex; - final int x = index % mCellCountX; - final int y = index / mCellCountX; - setupPage(layout); - layout.addViewToCellLayout(icon, -1, i, new PagedViewCellLayout.LayoutParams(x,y, 1,1)); - } - */ - } - - private void syncAppPages() { - /* - if (mApps == null) return; - - // We need to repopulate with PagedViewCellLayouts - removeAllViews(); - - // Ensure that we have the right number of pages - int numPages = (int) Math.ceil((float) mApps.size() / (mCellCountX * mCellCountY)); - for (int i = 0; i < numPages; ++i) { - PagedViewCellLayout layout = new PagedViewCellLayout(getContext()); - setupPage(layout); - addView(layout); - } - */ - } - - private void syncAppPageItems(int page) { - /* - if (mApps == null) return; - - // ensure that we have the right number of items on the pages - final int numPages = getPageCount(); - final int numCells = mCellCountX * mCellCountY; - final int startIndex = page * numCells; - final int endIndex = Math.min(startIndex + numCells, mApps.size()); - final PagedViewCellLayout layout = (PagedViewCellLayout) getChildAt(page); - // TODO: we can optimize by just re-applying to existing views - layout.removeAllViewsOnPage(); - for (int i = startIndex; i < endIndex; ++i) { - final ApplicationInfo info = mApps.get(i); - final boolean createHolographicOutlines = (numPages > 1); - PagedViewIcon icon = (PagedViewIcon) mInflater.inflate( - R.layout.all_apps_paged_view_application, layout, false); - icon.applyFromApplicationInfo( - info, null, true, createHolographicOutlines); - icon.setOnClickListener(this); - icon.setOnTouchListener(this); - icon.setOnLongClickListener(this); - - final int index = i - startIndex; - final int x = index % mCellCountX; - final int y = index / mCellCountX; - setupPage(layout); - layout.addViewToCellLayout(icon, -1, i, new PagedViewCellLayout.LayoutParams(x,y, 1,1)); - } - */ - } - - @Override - protected void invalidatePageData() { - if (mWaitingToInitPages || mCellCountX <= 0 || mCellCountY <= 0) { - // We don't know our size yet, which means we haven't calculated cell count x/y; - // onMeasure will call us once we figure out our size - return; - } - super.invalidatePageData(); - } - - @Override - public void syncPages() { - /* - boolean enforceMinimumPagedWidths = false; - boolean centerPagedViewCellLayouts = false; - switch (mCustomizationType) { - case WidgetCustomization: - syncWidgetPages(); - enforceMinimumPagedWidths = true; - break; - case ShortcutCustomization: - syncListPages(mShortcutList); - centerPagedViewCellLayouts = true; - break; - case WallpaperCustomization: - syncWallpaperPages(); - enforceMinimumPagedWidths = true; - break; - case ApplicationCustomization: - syncAppPages(); - centerPagedViewCellLayouts = false; - break; - default: - removeAllViews(); - setCurrentPage(0); - break; - } - - // only try and center the page if there is one page - final int childCount = getChildCount(); - if (centerPagedViewCellLayouts) { - if (childCount == 1) { - PagedViewCellLayout layout = (PagedViewCellLayout) getChildAt(0); - layout.enableCenteredContent(true); - } else { - for (int i = 0; i < childCount; ++i) { - PagedViewCellLayout layout = (PagedViewCellLayout) getChildAt(i); - layout.enableCenteredContent(false); - } - } - } - - // Set a min page width for PagedView layout if we have more than a single page - if (enforceMinimumPagedWidths && childCount > 1) { - setMinimumWidthOverride(mMinPageWidth); - } else { - resetMinimumWidthOverride(); - } - - // Bound the current page index - requestLayout(); - post(new Runnable() { - @Override - public void run() { - setCurrentPage(Math.max(0, Math.min(childCount - 1, getCurrentPage()))); - forceUpdateAdjacentPagesAlpha(); - } - }); - */ - } - - @Override - public void syncPageItems(int page) { - /* - switch (mCustomizationType) { - case WidgetCustomization: - syncWidgetPageItems(page); - break; - case ShortcutCustomization: - syncListPageItems(page, mShortcutList); - break; - case WallpaperCustomization: - syncWallpaperPageItems(page); - break; - case ApplicationCustomization: - syncAppPageItems(page); - break; - } - */ - } - - int getPageContentWidth() { - return mPageContentWidth; - } - - @Override - protected int getAssociatedLowerPageBound(int page) { - return 0; - } - @Override - protected int getAssociatedUpperPageBound(int page) { - return getChildCount(); - } - - @Override - public boolean onPrepareActionMode(ActionMode mode, Menu menu) { - mode.setTitle(mChoiceModeTitleText); - return true; - } - - @Override - public boolean onCreateActionMode(ActionMode mode, Menu menu) { - return true; - } - - @Override - public void onDestroyActionMode(ActionMode mode) { - endChoiceMode(); - } - - @Override - public boolean onActionItemClicked(ActionMode mode, MenuItem item) { - return false; - } -} |