1 files changed, 131 insertions, 0 deletions
diff --git a/src/com/android/launcher2/WidgetListAdapter.java b/src/com/android/launcher2/WidgetListAdapter.java
new file mode 100644
index 000000000..597ecf947
--- /dev/null
+++ b/src/com/android/launcher2/WidgetListAdapter.java
@@ -0,0 +1,131 @@
+/*
+ * 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 com.android.launcher.R;
+
+import android.appwidget.AppWidgetManager;
+import android.appwidget.AppWidgetProviderInfo;
+import android.content.Context;
+import android.content.pm.PackageManager;
+import android.content.res.Resources;
+import android.graphics.Bitmap;
+import android.graphics.Bitmap.Config;
+import android.graphics.Canvas;
+import android.graphics.Rect;
+import android.graphics.Region.Op;
+import android.graphics.drawable.BitmapDrawable;
+import android.graphics.drawable.Drawable;
+import android.util.Log;
+import android.view.LayoutInflater;
+import android.view.View;
+import android.view.ViewGroup;
+import android.widget.BaseAdapter;
+import android.widget.TextView;
+
+import java.util.List;
+
+public class WidgetListAdapter extends BaseAdapter {
+    private final Launcher mLauncher;
+    private List<AppWidgetProviderInfo> mWidgets;
+    private final Canvas mCanvas = new Canvas();
+
+    private final int[] mTempSize = new int[2];
+    private final Rect mTempRect = new Rect();
+
+    private static final String TAG = "Launcher.WidgetGalleryAdapter";
+
+    WidgetListAdapter(Launcher launcher) {
+        mLauncher = launcher;
+        mWidgets = AppWidgetManager.getInstance(launcher).getInstalledProviders();
+    }
+
+    public int getCount() {
+        return mWidgets.size();
+    }
+
+    public Object getItem(int position) {
+        return mWidgets.get(position);
+    }
+
+    public long getItemId(int position) {
+        return position;
+    }
+
+    public View getView(int position, View convertView, ViewGroup parent) {
+        TextView textView;
+
+        if (convertView == null) {
+            LayoutInflater inflater =
+                (LayoutInflater)mLauncher.getSystemService(Context.LAYOUT_INFLATER_SERVICE);
+            textView = (TextView) inflater.inflate(
+                    R.layout.home_customization_drawer_item, parent, false);
+        } else {
+            textView = (TextView) convertView;
+        }
+
+        AppWidgetProviderInfo info = mWidgets.get(position);
+        PackageManager packageManager = mLauncher.getPackageManager();
+        String packageName = info.provider.getPackageName();
+        Drawable drawable = 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
+        if (drawable == null) {
+            Resources resources = mLauncher.getResources();
+
+            // Determine the size the widget will take in the layout
+            mLauncher.getWorkspace().estimateChildSize(info.minWidth, info.minHeight, mTempSize);
+
+            // Create a new bitmap to hold the widget preview
+            final int width = mTempSize[0];
+            final int height = mTempSize[1];
+            Bitmap bitmap = Bitmap.createBitmap(width, height, Config.ARGB_8888);
+            mCanvas.setBitmap(bitmap);
+            // For some reason, we must re-set the clip rect here, otherwise it will be wrong
+            mCanvas.clipRect(0, 0, width, height, Op.REPLACE);
+
+            Drawable background = resources.getDrawable(R.drawable.default_widget_preview);
+            background.setBounds(0, 0, width, height);
+            background.draw(mCanvas);
+
+            // Draw the icon vertically centered, flush left
+            Drawable icon = packageManager.getDrawable(packageName, info.icon, null);
+            background.getPadding(mTempRect);
+
+            final int left = mTempRect.left;
+            final int top = (height - icon.getIntrinsicHeight()) / 2;
+            icon.setBounds(
+                    left, top, left + icon.getIntrinsicWidth(), top + icon.getIntrinsicHeight());
+            icon.draw(mCanvas);
+
+            drawable = new BitmapDrawable(resources, bitmap);
+        }
+        drawable.setBounds(0, 0, drawable.getIntrinsicWidth(), drawable.getIntrinsicHeight());
+        textView.setCompoundDrawables(null, drawable, null, null);
+        textView.setText(info.label);
+        // Store the widget info on the associated view so we can easily fetch it later
+        textView.setTag(info);
+
+        return textView;
+    }
+}