hierarchyviewer can dump displaylists for selected nodes.

In hierarchyviewer (and hierarchyviewer1):
The displaylist for the selected node (if there is one) is output
into logcat when the "Dump DisplayList" button is clicked.

Change-Id: I1996bbd1cbe32d8bc25708453c777800385fe444

4 files changed, 117 insertions, 7 deletions

diff --git a/hierarchyviewer2/libs/hierarchyviewerlib/src/com/android/hierarchyviewerlib/HierarchyViewerDirector.java b/hierarchyviewer2/libs/hierarchyviewerlib/src/com/android/hierarchyviewerlib/HierarchyViewerDirector.java
index 77f8d74..23dfbea 100644
--- a/hierarchyviewer2/libs/hierarchyviewerlib/src/com/android/hierarchyviewerlib/HierarchyViewerDirector.java
+++ b/hierarchyviewer2/libs/hierarchyviewerlib/src/com/android/hierarchyviewerlib/HierarchyViewerDirector.java
@@ -166,7 +166,7 @@ public abstract class HierarchyViewerDirector implements IDeviceChangeListener,
             return;
         }
         Window[] windows = DeviceBridge.loadWindows(device);
-        DeviceSelectionModel.getModel().addDevice(device, windows);
+        DeviceSelectionModel.getModel().addDevice(device, windows, viewServerInfo);
         if (viewServerInfo.protocolVersion >= 3) {
             WindowUpdater.startListenForWindowChanges(HierarchyViewerDirector.this, device);
             focusChanged(device);
@@ -586,6 +586,17 @@ public abstract class HierarchyViewerDirector implements IDeviceChangeListener,
         }
     }
 
+    public void dumpDisplayListForCurrentNode() {
+        final DrawableViewNode selectedNode = TreeViewModel.getModel().getSelection();
+        if (selectedNode != null) {
+            executeInBackground("Dump displaylist", new Runnable() {
+                public void run() {
+                    DeviceBridge.outputDisplayList(selectedNode.viewNode);
+                }
+            });
+        }
+    }
+
     public void loadAllViews() {
         executeInBackground("Loading all views", new Runnable() {
             public void run() {
diff --git a/hierarchyviewer2/libs/hierarchyviewerlib/src/com/android/hierarchyviewerlib/actions/DumpDisplayListAction.java b/hierarchyviewer2/libs/hierarchyviewerlib/src/com/android/hierarchyviewerlib/actions/DumpDisplayListAction.java
new file mode 100644
index 0000000..8b9ba29
--- /dev/null
+++ b/hierarchyviewer2/libs/hierarchyviewerlib/src/com/android/hierarchyviewerlib/actions/DumpDisplayListAction.java
@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2011 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.hierarchyviewerlib.actions;
+
+import com.android.ddmuilib.ImageLoader;
+import com.android.hierarchyviewerlib.HierarchyViewerDirector;
+
+import org.eclipse.jface.resource.ImageDescriptor;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.swt.widgets.Display;
+
+public class DumpDisplayListAction extends SelectedNodeEnabledAction implements ImageAction {
+
+    private static DumpDisplayListAction sAction;
+
+    private Image mImage;
+
+    private DumpDisplayListAction() {
+        super("Dump DisplayList");
+        ImageLoader imageLoader = ImageLoader.getLoader(HierarchyViewerDirector.class);
+        mImage = imageLoader.loadImage("load-view-hierarchy.png", Display.getDefault()); //$NON-NLS-1$
+        setImageDescriptor(ImageDescriptor.createFromImage(mImage));
+        setToolTipText("Request the view to output its displaylist to logcat");
+    }
+
+    public static DumpDisplayListAction getAction() {
+        if (sAction == null) {
+            sAction = new DumpDisplayListAction();
+        }
+        return sAction;
+    }
+
+    @Override
+    public void run() {
+        HierarchyViewerDirector.getDirector().dumpDisplayListForCurrentNode();
+    }
+
+    public Image getImage() {
+        return mImage;
+    }
+}
diff --git a/hierarchyviewer2/libs/hierarchyviewerlib/src/com/android/hierarchyviewerlib/device/DeviceBridge.java b/hierarchyviewer2/libs/hierarchyviewerlib/src/com/android/hierarchyviewerlib/device/DeviceBridge.java
index 40cc3a9..610f7b3 100644
--- a/hierarchyviewer2/libs/hierarchyviewerlib/src/com/android/hierarchyviewerlib/device/DeviceBridge.java
+++ b/hierarchyviewer2/libs/hierarchyviewerlib/src/com/android/hierarchyviewerlib/device/DeviceBridge.java
@@ -643,4 +643,18 @@ public class DeviceBridge {
         }
     }
 
+    public static void outputDisplayList(ViewNode viewNode) {
+        DeviceConnection connection = null;
+        try {
+            connection = new DeviceConnection(viewNode.window.getDevice());
+            connection.sendCommand("OUTPUT_DISPLAYLIST " +
+                    viewNode.window.encode() + " " + viewNode); //$NON-NLS-1$
+        } catch (Exception e) {
+            Log.e(TAG, "Unable to dump displaylist for node " + viewNode + " in window "
+                    + viewNode.window + " on device " + viewNode.window.getDevice());
+        } finally {
+            connection.close();
+        }
+    }
+
 }
diff --git a/hierarchyviewer2/libs/hierarchyviewerlib/src/com/android/hierarchyviewerlib/models/DeviceSelectionModel.java b/hierarchyviewer2/libs/hierarchyviewerlib/src/com/android/hierarchyviewerlib/models/DeviceSelectionModel.java
index d029d39..b00a1dc 100644
--- a/hierarchyviewer2/libs/hierarchyviewerlib/src/com/android/hierarchyviewerlib/models/DeviceSelectionModel.java
+++ b/hierarchyviewer2/libs/hierarchyviewerlib/src/com/android/hierarchyviewerlib/models/DeviceSelectionModel.java
@@ -17,6 +17,7 @@
 package com.android.hierarchyviewerlib.models;
 
 import com.android.ddmlib.IDevice;
+import com.android.hierarchyviewerlib.device.DeviceBridge.ViewServerInfo;
 import com.android.hierarchyviewerlib.device.Window;
 
 import java.util.ArrayList;
@@ -29,7 +30,7 @@ import java.util.HashMap;
  */
 public class DeviceSelectionModel {
 
-    private final HashMap<IDevice, Window[]> mDeviceMap = new HashMap<IDevice, Window[]>();
+    private final HashMap<IDevice, DeviceInfo> mDeviceMap = new HashMap<IDevice, DeviceInfo>();
 
     private final HashMap<IDevice, Integer> mFocusedWindowHashes = new HashMap<IDevice, Integer>();
 
@@ -44,6 +45,15 @@ public class DeviceSelectionModel {
 
     private static DeviceSelectionModel sModel;
 
+    private static class DeviceInfo {
+        Window[] windows;
+        ViewServerInfo viewServerInfo;
+
+        private DeviceInfo(Window[] windows, ViewServerInfo viewServerInfo) {
+            this.windows = windows;
+            this.viewServerInfo = viewServerInfo;
+        }
+    }
     public static DeviceSelectionModel getModel() {
         if (sModel == null) {
             sModel = new DeviceSelectionModel();
@@ -57,9 +67,9 @@ public class DeviceSelectionModel {
         }
     }
 
-    public void addDevice(IDevice device, Window[] windows) {
+    public void addDevice(IDevice device, Window[] windows, ViewServerInfo info) {
         synchronized (mDeviceMap) {
-            mDeviceMap.put(device, windows);
+            mDeviceMap.put(device, new DeviceInfo(windows, info));
             mDeviceList.add(device);
         }
         notifyDeviceConnected(device);
@@ -88,7 +98,12 @@ public class DeviceSelectionModel {
     public void updateDevice(IDevice device, Window[] windows) {
         boolean selectionChanged = false;
         synchronized (mDeviceMap) {
-            mDeviceMap.put(device, windows);
+            DeviceInfo oldDeviceInfo = mDeviceMap.get(device);
+            ViewServerInfo oldViewServerInfo = null;
+            if (oldDeviceInfo != null) {
+                oldViewServerInfo = oldDeviceInfo.viewServerInfo;
+            }
+            mDeviceMap.put(device, new DeviceInfo(windows, oldViewServerInfo));
             // If the selected window no longer exists, we clear the selection.
             if (mSelectedDevice == device && mSelectedWindow != null) {
                 boolean windowStillExists = false;
@@ -214,9 +229,12 @@ public class DeviceSelectionModel {
     }
 
     public Window[] getWindows(IDevice device) {
-        Window[] windows;
+        Window[] windows = null;
         synchronized (mDeviceMap) {
-            windows = mDeviceMap.get(device);
+            DeviceInfo info = mDeviceMap.get(device);
+            if (info != null) {
+                windows = mDeviceMap.get(device).windows;
+            }
         }
         return windows;
     }
@@ -253,4 +271,15 @@ public class DeviceSelectionModel {
             return mSelectedWindow;
         }
     }
+
+    public ViewServerInfo getSelectedDeviceInfo() {
+        synchronized (mDeviceMap) {
+            ViewServerInfo viewServerInfo = null;
+            if (mSelectedDevice != null) {
+                return mDeviceMap.get(mSelectedDevice).viewServerInfo;
+            }
+            return null;
+        }
+    }
+
 }