diff options
Diffstat (limited to 'src/com/android/launcher2/AppsCustomizePagedView.java')
| -rw-r--r-- | src/com/android/launcher2/AppsCustomizePagedView.java | 260 |
1 files changed, 228 insertions, 32 deletions
diff --git a/src/com/android/launcher2/AppsCustomizePagedView.java b/src/com/android/launcher2/AppsCustomizePagedView.java index 0c4867cf1..5173672da 100644 --- a/src/com/android/launcher2/AppsCustomizePagedView.java +++ b/src/com/android/launcher2/AppsCustomizePagedView.java @@ -20,19 +20,24 @@ import java.util.ArrayList; import java.util.Collections; import java.util.List; +import org.xmlpull.v1.XmlPullParser; + import android.animation.Animator; import android.animation.AnimatorListenerAdapter; import android.animation.ObjectAnimator; import android.animation.PropertyValuesHolder; +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.Bitmap.Config; import android.graphics.Canvas; @@ -41,15 +46,15 @@ import android.graphics.drawable.Drawable; import android.util.AttributeSet; import android.util.Log; import android.util.LruCache; -import android.view.Gravity; +import android.util.Slog; +import android.util.TypedValue; +import android.util.Xml; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.view.animation.DecelerateInterpolator; import android.view.animation.LinearInterpolator; -import android.widget.FrameLayout; import android.widget.ImageView; -import android.widget.LinearLayout; import android.widget.TextView; import com.android.launcher.R; @@ -63,7 +68,8 @@ public class AppsCustomizePagedView extends PagedViewWithDraggableItems implemen */ public enum ContentType { Applications, - Widgets + Widgets, + Wallpapers } // Refs @@ -76,6 +82,7 @@ public class AppsCustomizePagedView extends PagedViewWithDraggableItems implemen private ContentType mContentType; private ArrayList<ApplicationInfo> mApps; private List<Object> mWidgets; + private List<ResolveInfo> mWallpapers; // Caching private Drawable mDefaultWidgetBackground; @@ -86,8 +93,9 @@ public class AppsCustomizePagedView extends PagedViewWithDraggableItems implemen // Dimens private int mContentWidth; private int mMaxWidgetSpan, mMinWidgetSpan; - private int mWidgetCellWidthGap, mWidgetCellHeightGap; + private int mCellWidthGap, mCellHeightGap; private int mWidgetCountX, mWidgetCountY; + private int mWallpaperCountX, mWallpaperCountY; private final int mWidgetPreviewIconPaddedDimension; private final float sWidgetPreviewIconPaddingPercentage = 0.25f; private PagedViewCellLayout mWidgetSpacingLayout; @@ -104,6 +112,7 @@ public class AppsCustomizePagedView extends PagedViewWithDraggableItems implemen mContentType = ContentType.Applications; mApps = new ArrayList<ApplicationInfo>(); mWidgets = new ArrayList<Object>(); + mWallpapers = new ArrayList<ResolveInfo>(); mIconCache = ((LauncherApplication) context.getApplicationContext()).getIconCache(); mWidgetPreviewCache = new LruCache<Object, Bitmap>(sWidgetPreviewCacheSize) { protected int sizeOf(Object key, Bitmap value) { @@ -120,12 +129,14 @@ public class AppsCustomizePagedView extends PagedViewWithDraggableItems implemen mCellCountY = a.getInt(R.styleable.PagedView_cellCountY, 4); a.recycle(); a = context.obtainStyledAttributes(attrs, R.styleable.AppsCustomizePagedView, 0, 0); - mWidgetCellWidthGap = + mCellWidthGap = a.getDimensionPixelSize(R.styleable.AppsCustomizePagedView_widgetCellWidthGap, 10); - mWidgetCellHeightGap = + mCellHeightGap = a.getDimensionPixelSize(R.styleable.AppsCustomizePagedView_widgetCellHeightGap, 10); mWidgetCountX = a.getInt(R.styleable.AppsCustomizePagedView_widgetCountX, 2); mWidgetCountY = a.getInt(R.styleable.AppsCustomizePagedView_widgetCountY, 2); + mWallpaperCountX = a.getInt(R.styleable.AppsCustomizePagedView_wallpaperCountX, 2); + mWallpaperCountY = a.getInt(R.styleable.AppsCustomizePagedView_wallpaperCountY, 2); a.recycle(); // Create a dummy page that we can use to approximate the cell dimensions of widgets and @@ -164,6 +175,13 @@ public class AppsCustomizePagedView extends PagedViewWithDraggableItems implemen mWidgets.addAll(mPackageManager.queryIntentActivities(shortcutsIntent, 0)); Collections.sort(mWidgets, new LauncherModel.WidgetAndShortcutNameComparator(mPackageManager)); + + // Get the list of wallpapers + Intent wallpapersIntent = new Intent(Intent.ACTION_SET_WALLPAPER); + mWallpapers = mPackageManager.queryIntentActivities(wallpapersIntent, + PackageManager.GET_META_DATA); + Collections.sort(mWallpapers, + new LauncherModel.ShortcutNameComparator(mPackageManager)); } /** @@ -275,30 +293,47 @@ public class AppsCustomizePagedView extends PagedViewWithDraggableItems implemen } }); } else if (v instanceof PagedViewWidget) { - Workspace w = mLauncher.getWorkspace(); - int currentWorkspaceScreen = mLauncher.getCurrentWorkspaceScreen(); - final CellLayout cl = (CellLayout) w.getChildAt(currentWorkspaceScreen); - final View dragView = v.findViewById(R.id.widget_preview); - final ItemInfo itemInfo = (ItemInfo) v.getTag(); - animateClickFeedback(v, new Runnable() { - @Override - public void run() { - cl.calculateSpans(itemInfo); - if (cl.findCellForSpan(null, itemInfo.spanX, itemInfo.spanY)) { - if (LauncherApplication.isScreenXLarge()) { - animateItemOntoScreen(dragView, cl, itemInfo); + final ResolveInfo info = (ResolveInfo) v.getTag(); + if (mWallpapers.contains(info)) { + // Start the wallpaper picker + animateClickFeedback(v, new Runnable() { + @Override + public void run() { + // add the shortcut + Intent createWallpapersIntent = new Intent(Intent.ACTION_SET_WALLPAPER); + ComponentName name = new ComponentName(info.activityInfo.packageName, + info.activityInfo.name); + createWallpapersIntent.setComponent(name); + mLauncher.processWallpaper(createWallpapersIntent); + } + }); + } else { + // Add the widget to the current workspace screen + Workspace w = mLauncher.getWorkspace(); + int currentWorkspaceScreen = mLauncher.getCurrentWorkspaceScreen(); + final CellLayout cl = (CellLayout) w.getChildAt(currentWorkspaceScreen); + final View dragView = v.findViewById(R.id.widget_preview); + final ItemInfo itemInfo = (ItemInfo) v.getTag(); + animateClickFeedback(v, new Runnable() { + @Override + public void run() { + cl.calculateSpans(itemInfo); + if (cl.findCellForSpan(null, itemInfo.spanX, itemInfo.spanY)) { + if (LauncherApplication.isScreenXLarge()) { + animateItemOntoScreen(dragView, cl, itemInfo); + } else { + mLauncher.addExternalItemToScreen(itemInfo, cl); + itemInfo.dropPos = null; + } + + // Hide the pane so we can see the workspace we dropped on + mLauncher.showWorkspace(true); } else { - mLauncher.addExternalItemToScreen(itemInfo, cl); - itemInfo.dropPos = null; + mLauncher.showOutOfSpaceMessage(); } - - // Hide the pane so we can see the workspace we dropped on - mLauncher.showWorkspace(true); - } else { - mLauncher.showOutOfSpaceMessage(); } - } - }); + }); + } } } @@ -692,9 +727,9 @@ public class AppsCustomizePagedView extends PagedViewWithDraggableItems implemen int numWidgetsPerPage = mWidgetCountX * mWidgetCountY; int offset = page * numWidgetsPerPage; int cellWidth = ((mWidgetSpacingLayout.getContentWidth() - mPageLayoutWidthGap - - ((mWidgetCountX - 1) * mWidgetCellWidthGap)) / mWidgetCountX); + - ((mWidgetCountX - 1) * mCellWidthGap)) / mWidgetCountX); int cellHeight = ((mWidgetSpacingLayout.getContentHeight() - mPageLayoutHeightGap - - ((mWidgetCountY - 1) * mWidgetCellHeightGap)) / mWidgetCountY); + - ((mWidgetCountY - 1) * mCellHeightGap)) / mWidgetCountY); for (int i = 0; i < Math.min(numWidgetsPerPage, mWidgets.size() - offset); ++i) { Object rawInfo = mWidgets.get(offset + i); PendingAddItemInfo createItemInfo = null; @@ -730,11 +765,166 @@ public class AppsCustomizePagedView extends PagedViewWithDraggableItems implemen int iy = i / mWidgetCountX; PagedViewGridLayout.LayoutParams lp = new PagedViewGridLayout.LayoutParams(cellWidth, cellHeight); - lp.leftMargin = (ix * cellWidth) + (ix * mWidgetCellWidthGap); - lp.topMargin = (iy * cellHeight) + (iy * mWidgetCellHeightGap); + lp.leftMargin = (ix * cellWidth) + (ix * mCellWidthGap); + lp.topMargin = (iy * cellHeight) + (iy * mCellHeightGap); + layout.addView(widget, lp); + } + } + + /* + * 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(ResolveInfo ri) { + ActivityInfo activityInfo = ri.activityInfo; + XmlResourceParser parser = null; + ComponentName component = new ComponentName(ri.activityInfo.packageName, + ri.activityInfo.name); + try { + parser = activityInfo.loadXmlMetaData(mPackageManager, + WallpaperManager.WALLPAPER_PREVIEW_META_DATA); + if (parser == null) { + Slog.w(LOG_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(LOG_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(LOG_TAG, "XML parsing failed for wallpaper provider '" + component + '\'', e); + return null; + } finally { + if (parser != null) parser.close(); + } + } + private FastBitmapDrawable getWallpaperPreview(ResolveInfo info, int cellWidth, int cellHeight){ + // Return the cached version if necessary + Bitmap cachedBitmap = mWidgetPreviewCache.get(info); + if (cachedBitmap != null) { + return new FastBitmapDrawable(cachedBitmap); + } + + // Get the preview + Resources resources = getContext().getResources(); + Drawable wallpaperPreview = parseWallpaperPreviewXml(info); + Drawable wallpaperIcon = null; + int expectedWidth; + int expectedHeight; + if (wallpaperPreview != null) { + expectedWidth = wallpaperPreview.getIntrinsicWidth(); + expectedHeight = wallpaperPreview.getIntrinsicHeight(); + } else { + wallpaperPreview = mDefaultWidgetBackground; + expectedWidth = expectedHeight = Math.min(cellWidth, cellHeight); + + // Draw the icon in the top left corner + String packageName = info.activityInfo.packageName; + try { + if (info.icon > 0) { + wallpaperIcon = mPackageManager.getDrawable(packageName, info.icon, null); + } + if (wallpaperIcon == null) { + wallpaperIcon = resources.getDrawable(R.drawable.ic_launcher_application); + } + } catch (Resources.NotFoundException e) {} + } + + // Create the bitmap + Bitmap preview = Bitmap.createBitmap(expectedWidth, expectedHeight, Config.ARGB_8888); + renderDrawableToBitmap(wallpaperPreview, preview, 0, 0, expectedWidth, expectedHeight, + 1f, 1f); + if (wallpaperIcon != null) { + int iconSize = resources.getDimensionPixelSize(R.dimen.app_icon_size); + int offset = (int) (iconSize * sWidgetPreviewIconPaddingPercentage); + renderDrawableToBitmap(wallpaperIcon, preview, offset, offset, iconSize, iconSize, + 1f, 1f); + } + + FastBitmapDrawable previewDrawable = new FastBitmapDrawable(preview); + previewDrawable.setBounds(0, 0, expectedWidth, expectedHeight); + mWidgetPreviewCache.put(info, preview); + return previewDrawable; + } + /* + * Wallpapers PagedView implementation + */ + public void syncWallpaperPages() { + // Ensure that we have the right number of pages + Context context = getContext(); + int numWidgetsPerPage = mWallpaperCountX * mWallpaperCountY; + int numPages = (int) Math.ceil(mWallpapers.size() / (float) numWidgetsPerPage); + for (int i = 0; i < numPages; ++i) { + PagedViewGridLayout layout = new PagedViewGridLayout(context, mWallpaperCountX, + mWallpaperCountY); + setupPage(layout); + addView(layout); + } + } + public void syncWallpaperPageItems(int page) { + PagedViewGridLayout layout = (PagedViewGridLayout) getChildAt(page); + layout.removeAllViews(); + + // Calculate the dimensions of each cell we are giving to each widget + int numWidgetsPerPage = mWallpaperCountX * mWallpaperCountY; + int offset = page * numWidgetsPerPage; + int cellWidth = ((mWidgetSpacingLayout.getContentWidth() - mPageLayoutWidthGap + - ((mWallpaperCountX - 1) * mCellWidthGap)) / mWallpaperCountX); + int cellHeight = ((mWidgetSpacingLayout.getContentHeight() - mPageLayoutHeightGap + - ((mWallpaperCountY - 1) * mCellHeightGap)) / mWallpaperCountY); + for (int i = 0; i < Math.min(numWidgetsPerPage, mWallpapers.size() - offset); ++i) { + ResolveInfo info = mWallpapers.get(offset + i); + PagedViewWidget widget = (PagedViewWidget) mLayoutInflater.inflate( + R.layout.apps_customize_wallpaper, layout, false); + + // Fill in the shortcuts information + FastBitmapDrawable preview = getWallpaperPreview(info, cellWidth, cellHeight); + widget.applyFromResolveInfo(mPackageManager, info, preview, null, false); + widget.setTag(info); + widget.setOnClickListener(this); + widget.setOnLongClickListener(this); + widget.setOnTouchListener(this); + + // Layout each widget + int ix = i % mWallpaperCountX; + int iy = i / mWallpaperCountX; + PagedViewGridLayout.LayoutParams lp = new PagedViewGridLayout.LayoutParams(cellWidth, + cellHeight); + lp.leftMargin = (ix * cellWidth) + (ix * mCellWidthGap); + lp.topMargin = (iy * cellHeight) + (iy * mCellHeightGap); layout.addView(widget, lp); } } + @Override public void syncPages() { removeAllViews(); @@ -745,6 +935,9 @@ public class AppsCustomizePagedView extends PagedViewWithDraggableItems implemen case Widgets: syncWidgetPages(); break; + case Wallpapers: + syncWallpaperPages(); + break; } } @Override @@ -756,6 +949,9 @@ public class AppsCustomizePagedView extends PagedViewWithDraggableItems implemen case Widgets: syncWidgetPageItems(page); break; + case Wallpapers: + syncWallpaperPageItems(page); + break; } } |