Update API demo to show new clip data types and conversions.

Change-Id: I32e2951c53ecedc75d1459666ced9f54b54cf6ba

3 files changed, 204 insertions, 87 deletions

diff --git a/samples/ApiDemos/res/layout/clipboard.xml b/samples/ApiDemos/res/layout/clipboard.xml
index 645b1ea65..8f844aa0b 100644
--- a/samples/ApiDemos/res/layout/clipboard.xml
+++ b/samples/ApiDemos/res/layout/clipboard.xml
@@ -21,87 +21,145 @@
     com.example.android.apis.content.ClipboardSample
 -->
 
-<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<ScrollView xmlns:android="http://schemas.android.com/apk/res/android"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
     android:orientation="vertical">
-
-    <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-        android:layout_width="match_parent"
+    <LinearLayout android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:orientation="horizontal">
+        android:orientation="vertical">
 
-        <Button android:id="@+id/copy_styled_text"
-            android:layout_width="wrap_content" android:layout_height="wrap_content"
-            android:onClick="pasteStyledText"
-            android:text="@string/copy_text" />
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:orientation="horizontal">
 
-        <TextView
-            android:id="@+id/styled_text"
-            android:layout_width="wrap_content"
+            <Button android:id="@+id/copy_styled_text"
+                android:layout_width="wrap_content" android:layout_height="wrap_content"
+                android:onClick="pasteStyledText"
+                android:text="@string/copy_text" />
+
+            <TextView
+                android:id="@+id/styled_text"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:textStyle="normal" />
+
+        </LinearLayout>
+
+        <LinearLayout
+            android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:gravity="center_horizontal"
-            android:textStyle="normal" />
+            android:orientation="horizontal">
 
-    </LinearLayout>
+            <Button android:id="@+id/copy_plain_text"
+                android:layout_width="wrap_content" android:layout_height="wrap_content"
+                android:onClick="pastePlainText"
+                android:text="@string/copy_text" />
 
-    <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:orientation="horizontal">
+            <TextView
+                android:id="@+id/plain_text"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:textStyle="normal" />
 
-        <Button android:id="@+id/copy_plain_text"
-            android:layout_width="wrap_content" android:layout_height="wrap_content"
-            android:onClick="pastePlainText"
-            android:text="@string/copy_text" />
+        </LinearLayout>
 
-        <TextView
-            android:id="@+id/plain_text"
-            android:layout_width="wrap_content"
+        <LinearLayout
+            android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:gravity="center_horizontal"
-            android:textStyle="normal" />
+            android:orientation="horizontal">
 
-    </LinearLayout>
+            <Button android:id="@+id/copy_html_text"
+                android:layout_width="wrap_content" android:layout_height="wrap_content"
+                android:onClick="pasteHtmlText"
+                android:text="@string/copy_text" />
 
-    <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:orientation="horizontal">
+            <TextView
+                android:id="@+id/html_text"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:textStyle="normal" />
 
-        <Button android:id="@+id/copy_intent"
-            android:layout_width="wrap_content" android:layout_height="wrap_content"
-            android:onClick="pasteIntent"
-            android:text="@string/copy_intent" />
+        </LinearLayout>
 
-        <Button android:id="@+id/copy_uri"
-            android:layout_width="wrap_content" android:layout_height="wrap_content"
-            android:onClick="pasteUri"
-            android:text="@string/copy_uri" />
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:orientation="horizontal">
 
-    </LinearLayout>
+            <Button android:id="@+id/copy_intent"
+                android:layout_width="wrap_content" android:layout_height="wrap_content"
+                android:onClick="pasteIntent"
+                android:text="@string/copy_intent" />
 
-    <Spinner android:id="@+id/clip_type"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:drawSelectorOnTop="true"
-        android:prompt="@string/clip_type_prompt"
-    />
+            <Button android:id="@+id/copy_uri"
+                android:layout_width="wrap_content" android:layout_height="wrap_content"
+                android:onClick="pasteUri"
+                android:text="@string/copy_uri" />
 
-    <TextView
-        android:id="@+id/clip_mime_types"
-        android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:layout_weight="0"
-        android:textStyle="normal"
-        />
-
-    <EditText
-        android:id="@+id/clip_text"
-        android:layout_width="match_parent"
-        android:layout_height="0px"
-        android:layout_weight="1"
-        android:textStyle="normal"
-        />
-
-</LinearLayout>
+        </LinearLayout>
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="8dp"
+            android:orientation="horizontal">
+
+            <TextView
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:textAppearance="?android:attr/textAppearanceMedium"
+                android:text="Data type: " />
+
+            <Spinner android:id="@+id/clip_type"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:drawSelectorOnTop="true"
+                android:prompt="@string/clip_type_prompt"
+            />
+
+        </LinearLayout>
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="4dp"
+            android:orientation="horizontal">
+
+            <TextView
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:textAppearance="?android:attr/textAppearanceMedium"
+                android:text="MIME types: " />
+
+            <TextView
+                android:id="@+id/clip_mime_types"
+                android:layout_width="0dp"
+                android:layout_weight="1"
+                android:layout_height="wrap_content"
+                android:background="#ff303030"
+                android:padding="4dp"
+                android:textAppearance="?android:attr/textAppearanceMedium"
+                />
+
+            </LinearLayout>
+
+        <TextView
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_marginTop="4dp"
+            android:textAppearance="?android:attr/textAppearanceMedium"
+            android:text="Data content:" />
+
+        <TextView
+            android:id="@+id/clip_text"
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:background="#ff303030"
+            android:padding="4dp"
+            android:textAppearance="?android:attr/textAppearanceMedium"
+            />
+
+    </LinearLayout>
+</ScrollView>
\ No newline at end of file
diff --git a/samples/ApiDemos/res/values/arrays.xml b/samples/ApiDemos/res/values/arrays.xml
index aac4f7940..150861371 100644
--- a/samples/ApiDemos/res/values/arrays.xml
+++ b/samples/ApiDemos/res/values/arrays.xml
@@ -42,8 +42,12 @@
     <string-array name="clip_data_types">
         <item>No data in clipboard</item>
         <item>Text clip</item>
+        <item>HTML Text clip</item>
         <item>Intent clip</item>
         <item>Uri clip</item>
+        <item>Coerce to text</item>
+        <item>Coerce to styled text</item>
+        <item>Coerce to HTML text</item>
     </string-array>
 
     <!-- Used in App/SearchInvoke.java -->
diff --git a/samples/ApiDemos/src/com/example/android/apis/content/ClipboardSample.java b/samples/ApiDemos/src/com/example/android/apis/content/ClipboardSample.java
index e9889028d..cf7d02702 100644
--- a/samples/ApiDemos/src/com/example/android/apis/content/ClipboardSample.java
+++ b/samples/ApiDemos/src/com/example/android/apis/content/ClipboardSample.java
@@ -26,10 +26,10 @@ import android.content.Intent;
 import android.content.res.Resources;
 import android.net.Uri;
 import android.os.Bundle;
+import android.text.method.LinkMovementMethod;
 import android.view.View;
 import android.widget.AdapterView;
 import android.widget.ArrayAdapter;
-import android.widget.EditText;
 import android.widget.Spinner;
 import android.widget.TextView;
 import android.widget.AdapterView.OnItemSelectedListener;
@@ -39,15 +39,17 @@ public class ClipboardSample extends Activity {
 
     Spinner mSpinner;
     TextView mMimeTypes;
-    EditText mEditText;
+    TextView mDataText;
 
     CharSequence mStyledText;
     String mPlainText;
+    String mHtmlText;
+    String mHtmlPlainText;
 
     ClipboardManager.OnPrimaryClipChangedListener mPrimaryChangeListener
             = new ClipboardManager.OnPrimaryClipChangedListener() {
         public void onPrimaryClipChanged() {
-            updateClipData();
+            updateClipData(true);
         }
     };
 
@@ -70,6 +72,11 @@ public class ClipboardSample extends Activity {
         tv = (TextView)findViewById(R.id.plain_text);
         tv.setText(mPlainText);
 
+        mHtmlText = "<b>Link:</b> <a href=\"http://www.android.com\">Android</a>";
+        mHtmlPlainText = "Link: http://www.android.com";
+        tv = (TextView)findViewById(R.id.html_text);
+        tv.setText(mHtmlText);
+
         mSpinner = (Spinner) findViewById(R.id.clip_type);
         ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource(
                 this, R.array.clip_data_types, android.R.layout.simple_spinner_item);
@@ -79,16 +86,17 @@ public class ClipboardSample extends Activity {
                 new OnItemSelectedListener() {
                     public void onItemSelected(
                             AdapterView<?> parent, View view, int position, long id) {
+                        updateClipData(false);
                     }
                     public void onNothingSelected(AdapterView<?> parent) {
                     }
                 });
 
         mMimeTypes = (TextView)findViewById(R.id.clip_mime_types);
-        mEditText = (EditText)findViewById(R.id.clip_text);
+        mDataText = (TextView)findViewById(R.id.clip_text);
 
         mClipboard.addPrimaryClipChangedListener(mPrimaryChangeListener);
-        updateClipData();
+        updateClipData(true);
     }
 
     @Override
@@ -105,6 +113,10 @@ public class ClipboardSample extends Activity {
         mClipboard.setPrimaryClip(ClipData.newPlainText("Styled Text", mPlainText));
     }
 
+    public void pasteHtmlText(View button) {
+        mClipboard.setPrimaryClip(ClipData.newHtmlText("HTML Text", mHtmlPlainText, mHtmlText));
+    }
+
     public void pasteIntent(View button) {
         Intent intent = new Intent(Intent.ACTION_VIEW, Uri.parse("http://www.android.com/"));
         mClipboard.setPrimaryClip(ClipData.newIntent("VIEW intent", intent));
@@ -114,31 +126,74 @@ public class ClipboardSample extends Activity {
         mClipboard.setPrimaryClip(ClipData.newRawUri("URI", Uri.parse("http://www.android.com/")));
     }
 
-    void updateClipData() {
+    void updateClipData(boolean updateType) {
         ClipData clip = mClipboard.getPrimaryClip();
         String[] mimeTypes = clip != null ? clip.getDescription().filterMimeTypes("*/*") : null;
-        mMimeTypes.setText("");
         if (mimeTypes != null) {
+            mMimeTypes.setText("");
             for (int i=0; i<mimeTypes.length; i++) {
+                if (i > 0) {
+                    mMimeTypes.append("\n");
+                }
                 mMimeTypes.append(mimeTypes[i]);
-                mMimeTypes.append("\n");
             }
+        } else {
+            mMimeTypes.setText("NULL");
         }
-        if (clip == null) {
-            mSpinner.setSelection(0);
-            mEditText.setText("");
-        } else if (clip.getItemAt(0).getText() != null) {
-            mSpinner.setSelection(1);
-            mEditText.setText(clip.getItemAt(0).getText());
-        } else if (clip.getItemAt(0).getIntent() != null) {
-            mSpinner.setSelection(2);
-            mEditText.setText(clip.getItemAt(0).getIntent().toUri(0));
-        } else if (clip.getItemAt(0).getUri() != null) {
-            mSpinner.setSelection(3);
-            mEditText.setText(clip.getItemAt(0).getUri().toString());
+
+        if (updateType) {
+            if (clip != null) {
+                ClipData.Item item = clip.getItemAt(0);
+                if (item.getHtmlText() != null) {
+                    mSpinner.setSelection(2);
+                } else if (item.getText() != null) {
+                    mSpinner.setSelection(1);
+                } else if (item.getIntent() != null) {
+                    mSpinner.setSelection(3);
+                } else if (item.getUri() != null) {
+                    mSpinner.setSelection(4);
+                } else {
+                    mSpinner.setSelection(0);
+                }
+            } else {
+                mSpinner.setSelection(0);
+            }
+        }
+
+        if (clip != null) {
+            ClipData.Item item = clip.getItemAt(0);
+            switch (mSpinner.getSelectedItemPosition()) {
+                case 0:
+                    mDataText.setText("(No data)");
+                    break;
+                case 1:
+                    mDataText.setText(item.getText());
+                    break;
+                case 2:
+                    mDataText.setText(item.getHtmlText());
+                    break;
+                case 3:
+                    mDataText.setText(item.getIntent().toUri(0));
+                    break;
+                case 4:
+                    mDataText.setText(item.getUri().toString());
+                    break;
+                case 5:
+                    mDataText.setText(item.coerceToText(this));
+                    break;
+                case 6:
+                    mDataText.setText(item.coerceToStyledText(this));
+                    break;
+                case 7:
+                    mDataText.setText(item.coerceToHtmlText(this));
+                    break;
+                default:
+                    mDataText.setText("Unknown option: " + mSpinner.getSelectedItemPosition());
+                    break;
+            }
         } else {
-            mSpinner.setSelection(0);
-            mEditText.setText("Clip containing no data");
+            mDataText.setText("(NULL clip)");
         }
+        mDataText.setMovementMethod(LinkMovementMethod.getInstance());
     }
 }