diff options
Diffstat (limited to 'samples/browseable/DragAndDropAcrossApps/DragSource')
35 files changed, 1777 insertions, 0 deletions
diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/AndroidManifest.xml b/samples/browseable/DragAndDropAcrossApps/DragSource/AndroidManifest.xml new file mode 100644 index 000000000..453cd6c5f --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/AndroidManifest.xml @@ -0,0 +1,49 @@ +<?xml version="1.0" encoding="utf-8"?> + +<!-- + Copyright 2015 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. +--> + +<manifest package="com.example.android.dragsource" + xmlns:android="http://schemas.android.com/apk/res/android"> + + <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE" /> + <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE" /> + + <application + android:icon="@mipmap/ic_launcher" + android:label="DragSource Sample"> + <activity android:name="com.example.android.dragsource.MainActivity"> + <intent-filter> + <action android:name="android.intent.action.MAIN" /> + <category android:name="android.intent.category.LAUNCHER" /> + </intent-filter> + </activity> + + <!-- + A content provider that serves selected files. Images are copied and added to this provider + in DragSourceFragment where they are displayed and made available for drag and drop. --> + <provider + android:name="android.support.v4.content.FileProvider" + android:authorities="com.example.android.dragsource.fileprovider" + android:exported="false" + android:grantUriPermissions="true"> + <meta-data + android:name="android.support.FILE_PROVIDER_PATHS" + android:resource="@xml/file_paths" /> + </provider> + + </application> +</manifest> diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/res/drawable-hdpi/tile.9.png b/samples/browseable/DragAndDropAcrossApps/DragSource/res/drawable-hdpi/tile.9.png Binary files differnew file mode 100644 index 000000000..135862883 --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/res/drawable-hdpi/tile.9.png diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/res/drawable/image1.png b/samples/browseable/DragAndDropAcrossApps/DragSource/res/drawable/image1.png Binary files differnew file mode 100644 index 000000000..c460737c0 --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/res/drawable/image1.png diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/res/drawable/image2.png b/samples/browseable/DragAndDropAcrossApps/DragSource/res/drawable/image2.png Binary files differnew file mode 100644 index 000000000..9d07a1b75 --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/res/drawable/image2.png diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/res/layout-w720dp/activity_main.xml b/samples/browseable/DragAndDropAcrossApps/DragSource/res/layout-w720dp/activity_main.xml new file mode 100755 index 000000000..efc54b70b --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/res/layout-w720dp/activity_main.xml @@ -0,0 +1,72 @@ +<!-- + Copyright 2013 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. + --> +<LinearLayout android:id="@+id/sample_main_layout" + xmlns:android="http://schemas.android.com/apk/res/android" + android:layout_width="match_parent" + android:layout_height="match_parent" + android:orientation="horizontal"> + + <LinearLayout + android:id="@+id/sample_output" + android:layout_width="0px" + android:layout_height="match_parent" + android:layout_weight="1" + android:orientation="vertical"> + + <FrameLayout + style="@style/Widget.SampleMessageTile" + android:layout_width="match_parent" + android:layout_height="wrap_content"> + + <TextView + style="@style/Widget.SampleMessage" + android:layout_width="match_parent" + android:layout_height="wrap_content" + android:paddingBottom="@dimen/margin_large" + android:paddingLeft="@dimen/margin_medium" + android:paddingRight="@dimen/margin_medium" + android:paddingTop="@dimen/margin_large" + android:text="@string/intro_message" /> + </FrameLayout> + + <View + android:layout_width="match_parent" + android:layout_height="1dp" + android:background="@android:color/darker_gray" /> + + <fragment + android:id="@+id/log_fragment" + android:name="com.example.android.common.logger.LogFragment" + android:layout_width="match_parent" + android:layout_height="0px" + android:layout_weight="1" /> + + </LinearLayout> + + <View + android:layout_width="1dp" + android:layout_height="match_parent" + android:background="@android:color/darker_gray" /> + + <FrameLayout + android:id="@+id/sample_content_fragment" + android:layout_width="0px" + android:layout_height="match_parent" + android:layout_weight="2" /> + +</LinearLayout> + + diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/res/layout/activity_main.xml b/samples/browseable/DragAndDropAcrossApps/DragSource/res/layout/activity_main.xml new file mode 100755 index 000000000..17bc911a8 --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/res/layout/activity_main.xml @@ -0,0 +1,64 @@ +<!-- + Copyright 2013 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. + --> +<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" + android:orientation="vertical" + android:layout_width="match_parent" + android:layout_height="match_parent" + android:id="@+id/sample_main_layout"> + + <ViewAnimator + android:id="@+id/sample_output" + android:layout_width="match_parent" + android:layout_height="0px" + android:layout_weight="1"> + + <ScrollView + style="@style/Widget.SampleMessageTile" + android:layout_width="match_parent" + android:layout_height="match_parent"> + + <TextView + style="@style/Widget.SampleMessage" + android:layout_width="match_parent" + android:layout_height="wrap_content" + android:paddingLeft="@dimen/horizontal_page_margin" + android:paddingRight="@dimen/horizontal_page_margin" + android:paddingTop="@dimen/vertical_page_margin" + android:paddingBottom="@dimen/vertical_page_margin" + android:text="@string/intro_message" /> + </ScrollView> + + <fragment + android:name="com.example.android.common.logger.LogFragment" + android:id="@+id/log_fragment" + android:layout_width="match_parent" + android:layout_height="match_parent" /> + + </ViewAnimator> + + <View + android:layout_width="match_parent" + android:layout_height="1dp" + android:background="@android:color/darker_gray" /> + + <FrameLayout + android:id="@+id/sample_content_fragment" + android:layout_weight="2" + android:layout_width="match_parent" + android:layout_height="0px" /> + +</LinearLayout> + diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/res/layout/fragment_dragsource.xml b/samples/browseable/DragAndDropAcrossApps/DragSource/res/layout/fragment_dragsource.xml new file mode 100644 index 000000000..a46ba0abb --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/res/layout/fragment_dragsource.xml @@ -0,0 +1,96 @@ +<?xml version="1.0" encoding="utf-8"?> + +<!-- + Copyright 2016 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. +--> + +<ScrollView xmlns:android="http://schemas.android.com/apk/res/android" + android:layout_width="match_parent" + android:layout_height="match_parent" + android:orientation="vertical"> + + <LinearLayout + android:layout_width="match_parent" + android:layout_height="wrap_content" + android:orientation="vertical"> + + <LinearLayout + android:layout_width="match_parent" + android:layout_height="wrap_content" + android:layout_marginBottom="@dimen/section_marginBottom" + android:layout_marginLeft="@dimen/section_marginLeft" + android:layout_marginRight="@dimen/section_marginRight" + android:layout_marginTop="@dimen/section_marginTop" + android:gravity="center" + android:orientation="horizontal"> + + <ImageView + android:id="@+id/image_one" + android:layout_width="@dimen/image_size" + android:layout_height="@dimen/image_size" + android:layout_margin="@dimen/image_margin" + android:background="@color/drag_inactive" + android:scaleType="centerCrop" + /> + + <ImageView + android:id="@+id/image_two" + android:layout_width="@dimen/image_size" + android:layout_height="@dimen/image_size" + android:layout_margin="@dimen/image_margin" + android:background="@color/drag_inactive" + android:scaleType="centerCrop" + /> + + </LinearLayout> + + <TextView + android:layout_width="match_parent" + android:layout_height="wrap_content" + android:layout_margin="@dimen/text_margin" + android:layout_marginBottom="@dimen/section_marginBottom" + android:text="@string/drag_instruction" /> + + <LinearLayout + android:layout_width="match_parent" + android:layout_height="wrap_content" + android:layout_marginBottom="@dimen/section_marginBottom" + android:layout_marginLeft="@dimen/section_marginLeft" + android:layout_marginRight="@dimen/section_marginRight" + android:layout_marginTop="@dimen/section_marginTop" + android:gravity="center" + android:orientation="horizontal"> + + <ImageView + android:id="@+id/local_target" + android:layout_width="@dimen/image_size" + android:layout_height="@dimen/image_size" + android:layout_margin="@dimen/image_margin" + android:background="@color/drag_inactive" + android:pointerIcon="crosshair" + android:scaleType="centerCrop" /> + + <TextView + android:layout_width="@dimen/text_size" + android:layout_height="wrap_content" + android:layout_margin="@dimen/text_margin" + android:layout_weight="1" + android:text="Drop your image here." /> + + </LinearLayout> + + + </LinearLayout> +</ScrollView> diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/res/menu/main.xml b/samples/browseable/DragAndDropAcrossApps/DragSource/res/menu/main.xml new file mode 100644 index 000000000..480cafef6 --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/res/menu/main.xml @@ -0,0 +1,22 @@ +<!-- + Copyright 2013 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. + --> + +<menu xmlns:android="http://schemas.android.com/apk/res/android"> + <item + android:id="@+id/menu_toggle_log" + android:showAsAction="always" + android:title="@string/sample_show_log" /> +</menu> diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/res/mipmap-hdpi/ic_launcher.png b/samples/browseable/DragAndDropAcrossApps/DragSource/res/mipmap-hdpi/ic_launcher.png Binary files differnew file mode 100644 index 000000000..125edc6c0 --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/res/mipmap-hdpi/ic_launcher.png diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/res/mipmap-mdpi/ic_launcher.png b/samples/browseable/DragAndDropAcrossApps/DragSource/res/mipmap-mdpi/ic_launcher.png Binary files differnew file mode 100644 index 000000000..00e2d797b --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/res/mipmap-mdpi/ic_launcher.png diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/res/mipmap-xhdpi/ic_launcher.png b/samples/browseable/DragAndDropAcrossApps/DragSource/res/mipmap-xhdpi/ic_launcher.png Binary files differnew file mode 100644 index 000000000..0d0d8ee6a --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/res/mipmap-xhdpi/ic_launcher.png diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/res/mipmap-xxhdpi/ic_launcher.png b/samples/browseable/DragAndDropAcrossApps/DragSource/res/mipmap-xxhdpi/ic_launcher.png Binary files differnew file mode 100644 index 000000000..a387e3c02 --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/res/mipmap-xxhdpi/ic_launcher.png diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/res/mipmap-xxxhdpi/ic_launcher.png b/samples/browseable/DragAndDropAcrossApps/DragSource/res/mipmap-xxxhdpi/ic_launcher.png Binary files differnew file mode 100644 index 000000000..f33d5bb0c --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/res/mipmap-xxxhdpi/ic_launcher.png diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/res/values-sw600dp/template-dimens.xml b/samples/browseable/DragAndDropAcrossApps/DragSource/res/values-sw600dp/template-dimens.xml new file mode 100644 index 000000000..22074a2bd --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/res/values-sw600dp/template-dimens.xml @@ -0,0 +1,24 @@ +<!-- + Copyright 2013 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. + --> + +<resources> + + <!-- Semantic definitions --> + + <dimen name="horizontal_page_margin">@dimen/margin_huge</dimen> + <dimen name="vertical_page_margin">@dimen/margin_medium</dimen> + +</resources> diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/res/values-sw600dp/template-styles.xml b/samples/browseable/DragAndDropAcrossApps/DragSource/res/values-sw600dp/template-styles.xml new file mode 100644 index 000000000..03d197418 --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/res/values-sw600dp/template-styles.xml @@ -0,0 +1,25 @@ +<!-- + Copyright 2013 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. + --> + +<resources> + + <style name="Widget.SampleMessage"> + <item name="android:textAppearance">?android:textAppearanceLarge</item> + <item name="android:lineSpacingMultiplier">1.2</item> + <item name="android:shadowDy">-6.5</item> + </style> + +</resources> diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/res/values-v11/template-styles.xml b/samples/browseable/DragAndDropAcrossApps/DragSource/res/values-v11/template-styles.xml new file mode 100644 index 000000000..8c1ea66f2 --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/res/values-v11/template-styles.xml @@ -0,0 +1,22 @@ +<!-- + Copyright 2013 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. + --> + +<resources> + + <!-- Activity themes --> + <style name="Theme.Base" parent="android:Theme.Holo.Light" /> + +</resources> diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/res/values-v21/base-colors.xml b/samples/browseable/DragAndDropAcrossApps/DragSource/res/values-v21/base-colors.xml new file mode 100644 index 000000000..b662ae2cb --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/res/values-v21/base-colors.xml @@ -0,0 +1,20 @@ +<?xml version="1.0" encoding="UTF-8"?><!-- + Copyright 2013 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. +--> + +<resources> + + +</resources> diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/res/values-v21/base-template-styles.xml b/samples/browseable/DragAndDropAcrossApps/DragSource/res/values-v21/base-template-styles.xml new file mode 100644 index 000000000..d95b9b724 --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/res/values-v21/base-template-styles.xml @@ -0,0 +1,22 @@ +<?xml version="1.0" encoding="UTF-8"?><!-- + Copyright 2013 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. +--> + +<resources> + + <!-- Activity themes --> + <style name="Theme.Base" parent="android:Theme.Material.Light"></style> + +</resources> diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/res/values/colors.xml b/samples/browseable/DragAndDropAcrossApps/DragSource/res/values/colors.xml new file mode 100644 index 000000000..801e292dd --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/res/values/colors.xml @@ -0,0 +1,21 @@ +<?xml version="1.0" encoding="utf-8"?> + +<!-- + Copyright 2016 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. +--> + +<resources> + <color name="drag_inactive">#ff888888</color> +</resources> diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/res/values/dimen.xml b/samples/browseable/DragAndDropAcrossApps/DragSource/res/values/dimen.xml new file mode 100644 index 000000000..220d1b82b --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/res/values/dimen.xml @@ -0,0 +1,31 @@ +<?xml version="1.0" encoding="utf-8"?> + +<!-- + Copyright 2016 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. +--> + +<resources> + <dimen name="section_marginTop">16dp</dimen> + <dimen name="section_marginBottom">0dp</dimen> + <dimen name="section_marginLeft">16dp</dimen> + <dimen name="section_marginRight">16dp</dimen> + + <dimen name="image_size">80dp</dimen> + <dimen name="image_margin">16dp</dimen> + + <dimen name="text_size">0dp</dimen> + <dimen name="text_margin">10dp</dimen> + <dimen name="checkbox_margin">6dp</dimen> +</resources> diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/res/values/fragmentview_strings.xml b/samples/browseable/DragAndDropAcrossApps/DragSource/res/values/fragmentview_strings.xml new file mode 100755 index 000000000..7b9d9ec4f --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/res/values/fragmentview_strings.xml @@ -0,0 +1,19 @@ +<!-- + Copyright 2013 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. +--> +<resources> + <string name="sample_show_log">Show Log</string> + <string name="sample_hide_log">Hide Log</string> +</resources> diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/res/values/strings.xml b/samples/browseable/DragAndDropAcrossApps/DragSource/res/values/strings.xml new file mode 100644 index 000000000..f2ab0925b --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/res/values/strings.xml @@ -0,0 +1,22 @@ +<?xml version="1.0" encoding="utf-8"?> + +<!-- + Copyright 2015 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. +--> + +<resources> + <string name="drag_instruction">These images can be dragged to any app.\nTry dragging it to the area below.</string> + <string name="intro_message">This sample demonstrates drag and drop functionality and is the \'source\' app for this sample. It shows how data can be moved between views within an app or between different apps.\nTry dragging one of the images to the highlighted target in this app.\nOpen the \'DropTarget\' sample app next to this app and try dragging an image between the two apps.\nImages are served through a content provider. The target app must request permission to access the dropped content.</string> +</resources> diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/res/values/template-dimens.xml b/samples/browseable/DragAndDropAcrossApps/DragSource/res/values/template-dimens.xml new file mode 100644 index 000000000..39e710b5c --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/res/values/template-dimens.xml @@ -0,0 +1,32 @@ +<!-- + Copyright 2013 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. + --> + +<resources> + + <!-- Define standard dimensions to comply with Holo-style grids and rhythm. --> + + <dimen name="margin_tiny">4dp</dimen> + <dimen name="margin_small">8dp</dimen> + <dimen name="margin_medium">16dp</dimen> + <dimen name="margin_large">32dp</dimen> + <dimen name="margin_huge">64dp</dimen> + + <!-- Semantic definitions --> + + <dimen name="horizontal_page_margin">@dimen/margin_medium</dimen> + <dimen name="vertical_page_margin">@dimen/margin_medium</dimen> + +</resources> diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/res/values/template-styles.xml b/samples/browseable/DragAndDropAcrossApps/DragSource/res/values/template-styles.xml new file mode 100644 index 000000000..6e7d593dd --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/res/values/template-styles.xml @@ -0,0 +1,42 @@ +<!-- + Copyright 2013 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. + --> + +<resources> + + <!-- Activity themes --> + + <style name="Theme.Base" parent="android:Theme.Light" /> + + <style name="Theme.Sample" parent="Theme.Base" /> + + <style name="AppTheme" parent="Theme.Sample" /> + <!-- Widget styling --> + + <style name="Widget" /> + + <style name="Widget.SampleMessage"> + <item name="android:textAppearance">?android:textAppearanceMedium</item> + <item name="android:lineSpacingMultiplier">1.1</item> + </style> + + <style name="Widget.SampleMessageTile"> + <item name="android:background">@drawable/tile</item> + <item name="android:shadowColor">#7F000000</item> + <item name="android:shadowDy">-3.5</item> + <item name="android:shadowRadius">2</item> + </style> + +</resources> diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/res/xml/file_paths.xml b/samples/browseable/DragAndDropAcrossApps/DragSource/res/xml/file_paths.xml new file mode 100644 index 000000000..53c088759 --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/res/xml/file_paths.xml @@ -0,0 +1,21 @@ +<?xml version="1.0" encoding="utf-8"?> + +<!-- + Copyright 2016 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. +--> + +<paths> + <files-path name="my_images" path="images" /> +</paths>
\ No newline at end of file diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/common/activities/SampleActivityBase.java b/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/common/activities/SampleActivityBase.java new file mode 100644 index 000000000..db8962ef2 --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/common/activities/SampleActivityBase.java @@ -0,0 +1,52 @@ +/* +* Copyright 2013 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.example.android.common.activities; + +import com.example.android.common.logger.Log; +import com.example.android.common.logger.LogWrapper; + +import android.os.Bundle; +import android.support.v4.app.FragmentActivity; + +/** + * Base launcher activity, to handle most of the common plumbing for samples. + */ +public class SampleActivityBase extends FragmentActivity { + + public static final String TAG = "SampleActivityBase"; + + @Override + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + } + + @Override + protected void onStart() { + super.onStart(); + initializeLogging(); + } + + /** Set up targets to receive log data */ + public void initializeLogging() { + // Using Log, front-end to the logging chain, emulates android.util.log method signatures. + // Wraps Android's native log framework + LogWrapper logWrapper = new LogWrapper(); + Log.setLogNode(logWrapper); + + Log.i(TAG, "Ready"); + } +} diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/common/logger/Log.java b/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/common/logger/Log.java new file mode 100644 index 000000000..56dc2a956 --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/common/logger/Log.java @@ -0,0 +1,244 @@ +/* + * Copyright (C) 2013 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.example.android.common.logger; + +/** + * Helper class for a list (or tree) of LoggerNodes. + * + * <p>When this is set as the head of the list, + * an instance of it can function as a drop-in replacement for {@link android.util.Log}. + * Most of the methods in this class server only to map a method call in Log to its equivalent + * in LogNode.</p> + */ +public class Log { + + // Grabbing the native values from Android's native logging facilities, + // to make for easy migration and interop. + public static final int NONE = -1; + + public static final int VERBOSE = android.util.Log.VERBOSE; + + public static final int DEBUG = android.util.Log.DEBUG; + + public static final int INFO = android.util.Log.INFO; + + public static final int WARN = android.util.Log.WARN; + + public static final int ERROR = android.util.Log.ERROR; + + public static final int ASSERT = android.util.Log.ASSERT; + + // Stores the beginning of the LogNode topology. + private static LogNode mLogNode; + + /** + * Returns the next LogNode in the linked list. + */ + public static LogNode getLogNode() { + return mLogNode; + } + + /** + * Sets the LogNode data will be sent to. + */ + public static void setLogNode(LogNode node) { + mLogNode = node; + } + + /** + * Instructs the LogNode to print the log data provided. Other LogNodes can + * be chained to the end of the LogNode as desired. + * + * @param priority Log level of the data being logged. Verbose, Error, etc. + * @param tag Tag for for the log data. Can be used to organize log statements. + * @param msg The actual message to be logged. + * @param tr If an exception was thrown, this can be sent along for the logging + * facilities + * to extract and print useful information. + */ + public static void println(int priority, String tag, String msg, Throwable tr) { + if (mLogNode != null) { + mLogNode.println(priority, tag, msg, tr); + } + } + + /** + * Instructs the LogNode to print the log data provided. Other LogNodes can + * be chained to the end of the LogNode as desired. + * + * @param priority Log level of the data being logged. Verbose, Error, etc. + * @param tag Tag for for the log data. Can be used to organize log statements. + * @param msg The actual message to be logged. The actual message to be logged. + */ + public static void println(int priority, String tag, String msg) { + println(priority, tag, msg, null); + } + + /** + * Prints a message at VERBOSE priority. + * + * @param tag Tag for for the log data. Can be used to organize log statements. + * @param msg The actual message to be logged. + * @param tr If an exception was thrown, this can be sent along for the logging facilities + * to extract and print useful information. + */ + public static void v(String tag, String msg, Throwable tr) { + println(VERBOSE, tag, msg, tr); + } + + /** + * Prints a message at VERBOSE priority. + * + * @param tag Tag for for the log data. Can be used to organize log statements. + * @param msg The actual message to be logged. + */ + public static void v(String tag, String msg) { + v(tag, msg, null); + } + + + /** + * Prints a message at DEBUG priority. + * + * @param tag Tag for for the log data. Can be used to organize log statements. + * @param msg The actual message to be logged. + * @param tr If an exception was thrown, this can be sent along for the logging facilities + * to extract and print useful information. + */ + public static void d(String tag, String msg, Throwable tr) { + println(DEBUG, tag, msg, tr); + } + + /** + * Prints a message at DEBUG priority. + * + * @param tag Tag for for the log data. Can be used to organize log statements. + * @param msg The actual message to be logged. + */ + public static void d(String tag, String msg) { + d(tag, msg, null); + } + + /** + * Prints a message at INFO priority. + * + * @param tag Tag for for the log data. Can be used to organize log statements. + * @param msg The actual message to be logged. + * @param tr If an exception was thrown, this can be sent along for the logging facilities + * to extract and print useful information. + */ + public static void i(String tag, String msg, Throwable tr) { + println(INFO, tag, msg, tr); + } + + /** + * Prints a message at INFO priority. + * + * @param tag Tag for for the log data. Can be used to organize log statements. + * @param msg The actual message to be logged. + */ + public static void i(String tag, String msg) { + i(tag, msg, null); + } + + /** + * Prints a message at WARN priority. + * + * @param tag Tag for for the log data. Can be used to organize log statements. + * @param msg The actual message to be logged. + * @param tr If an exception was thrown, this can be sent along for the logging facilities + * to extract and print useful information. + */ + public static void w(String tag, String msg, Throwable tr) { + println(WARN, tag, msg, tr); + } + + /** + * Prints a message at WARN priority. + * + * @param tag Tag for for the log data. Can be used to organize log statements. + * @param msg The actual message to be logged. + */ + public static void w(String tag, String msg) { + w(tag, msg, null); + } + + /** + * Prints a message at WARN priority. + * + * @param tag Tag for for the log data. Can be used to organize log statements. + * @param tr If an exception was thrown, this can be sent along for the logging facilities + * to extract and print useful information. + */ + public static void w(String tag, Throwable tr) { + w(tag, null, tr); + } + + /** + * Prints a message at ERROR priority. + * + * @param tag Tag for for the log data. Can be used to organize log statements. + * @param msg The actual message to be logged. + * @param tr If an exception was thrown, this can be sent along for the logging facilities + * to extract and print useful information. + */ + public static void e(String tag, String msg, Throwable tr) { + println(ERROR, tag, msg, tr); + } + + /** + * Prints a message at ERROR priority. + * + * @param tag Tag for for the log data. Can be used to organize log statements. + * @param msg The actual message to be logged. + */ + public static void e(String tag, String msg) { + e(tag, msg, null); + } + + /** + * Prints a message at ASSERT priority. + * + * @param tag Tag for for the log data. Can be used to organize log statements. + * @param msg The actual message to be logged. + * @param tr If an exception was thrown, this can be sent along for the logging facilities + * to extract and print useful information. + */ + public static void wtf(String tag, String msg, Throwable tr) { + println(ASSERT, tag, msg, tr); + } + + /** + * Prints a message at ASSERT priority. + * + * @param tag Tag for for the log data. Can be used to organize log statements. + * @param msg The actual message to be logged. + */ + public static void wtf(String tag, String msg) { + wtf(tag, msg, null); + } + + /** + * Prints a message at ASSERT priority. + * + * @param tag Tag for for the log data. Can be used to organize log statements. + * @param tr If an exception was thrown, this can be sent along for the logging facilities + * to extract and print useful information. + */ + public static void wtf(String tag, Throwable tr) { + wtf(tag, null, tr); + } +} diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/common/logger/LogFragment.java b/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/common/logger/LogFragment.java new file mode 100644 index 000000000..2b9250694 --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/common/logger/LogFragment.java @@ -0,0 +1,98 @@ +/* +* Copyright 2013 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.example.android.common.logger; + +import android.graphics.Typeface; +import android.os.Bundle; +import android.support.v4.app.Fragment; +import android.text.Editable; +import android.text.TextWatcher; +import android.view.Gravity; +import android.view.LayoutInflater; +import android.view.View; +import android.view.ViewGroup; +import android.widget.ScrollView; + +/** + * Simple fragment which contains a LogView and uses is to output log data it receives + * through the LogNode interface. + */ +public class LogFragment extends Fragment { + + private LogView mLogView; + + private ScrollView mScrollView; + + public LogFragment() { + } + + public View inflateViews() { + mScrollView = new ScrollView(getActivity()); + ViewGroup.LayoutParams scrollParams = new ViewGroup.LayoutParams( + ViewGroup.LayoutParams.MATCH_PARENT, + ViewGroup.LayoutParams.MATCH_PARENT); + mScrollView.setLayoutParams(scrollParams); + + mLogView = new LogView(getActivity()); + ViewGroup.LayoutParams logParams = new ViewGroup.LayoutParams(scrollParams); + logParams.height = ViewGroup.LayoutParams.WRAP_CONTENT; + mLogView.setLayoutParams(logParams); + mLogView.setClickable(true); + mLogView.setFocusable(true); + mLogView.setTypeface(Typeface.MONOSPACE); + + // Want to set padding as 16 dips, setPadding takes pixels. Hooray math! + int paddingDips = 16; + double scale = getResources().getDisplayMetrics().density; + int paddingPixels = (int) ((paddingDips * (scale)) + .5); + mLogView.setPadding(paddingPixels, paddingPixels, paddingPixels, paddingPixels); + mLogView.setCompoundDrawablePadding(paddingPixels); + + mLogView.setGravity(Gravity.BOTTOM); + mLogView.setTextAppearance(getActivity(), android.R.style.TextAppearance_Holo_Medium); + + mScrollView.addView(mLogView); + return mScrollView; + } + + @Override + public View onCreateView(LayoutInflater inflater, ViewGroup container, + Bundle savedInstanceState) { + + View result = inflateViews(); + + mLogView.addTextChangedListener(new TextWatcher() { + @Override + public void beforeTextChanged(CharSequence s, int start, int count, int after) { + } + + @Override + public void onTextChanged(CharSequence s, int start, int before, int count) { + } + + @Override + public void afterTextChanged(Editable s) { + mScrollView.fullScroll(ScrollView.FOCUS_DOWN); + } + }); + return result; + } + + public LogView getLogView() { + return mLogView; + } +}
\ No newline at end of file diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/common/logger/LogNode.java b/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/common/logger/LogNode.java new file mode 100644 index 000000000..0c922e0a1 --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/common/logger/LogNode.java @@ -0,0 +1,41 @@ +/* + * Copyright (C) 2012 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.example.android.common.logger; + +/** + * Basic interface for a logging system that can output to one or more targets. + * Note that in addition to classes that will output these logs in some format, + * one can also implement this interface over a filter and insert that in the chain, + * such that no targets further down see certain data, or see manipulated forms of the data. + * You could, for instance, write a "ToHtmlLoggerNode" that just converted all the log data + * it received to HTML and sent it along to the next node in the chain, without printing it + * anywhere. + */ +public interface LogNode { + + /** + * Instructs first LogNode in the list to print the log data provided. + * + * @param priority Log level of the data being logged. Verbose, Error, etc. + * @param tag Tag for for the log data. Can be used to organize log statements. + * @param msg The actual message to be logged. The actual message to be logged. + * @param tr If an exception was thrown, this can be sent along for the logging + * facilities + * to extract and print useful information. + */ + public void println(int priority, String tag, String msg, Throwable tr); + +} diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/common/logger/LogView.java b/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/common/logger/LogView.java new file mode 100644 index 000000000..f752f339d --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/common/logger/LogView.java @@ -0,0 +1,149 @@ +/* + * Copyright (C) 2013 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.example.android.common.logger; + +import android.app.Activity; +import android.content.Context; +import android.util.AttributeSet; +import android.widget.TextView; + +/** + * Simple TextView which is used to output log data received through the LogNode interface. + */ +public class LogView extends TextView implements LogNode { + + public LogView(Context context) { + super(context); + } + + public LogView(Context context, AttributeSet attrs) { + super(context, attrs); + } + + public LogView(Context context, AttributeSet attrs, int defStyle) { + super(context, attrs, defStyle); + } + + /** + * Formats the log data and prints it out to the LogView. + * + * @param priority Log level of the data being logged. Verbose, Error, etc. + * @param tag Tag for for the log data. Can be used to organize log statements. + * @param msg The actual message to be logged. The actual message to be logged. + * @param tr If an exception was thrown, this can be sent along for the logging + * facilities + * to extract and print useful information. + */ + @Override + public void println(int priority, String tag, String msg, Throwable tr) { + + String priorityStr = null; + + // For the purposes of this View, we want to print the priority as readable text. + switch (priority) { + case android.util.Log.VERBOSE: + priorityStr = "VERBOSE"; + break; + case android.util.Log.DEBUG: + priorityStr = "DEBUG"; + break; + case android.util.Log.INFO: + priorityStr = "INFO"; + break; + case android.util.Log.WARN: + priorityStr = "WARN"; + break; + case android.util.Log.ERROR: + priorityStr = "ERROR"; + break; + case android.util.Log.ASSERT: + priorityStr = "ASSERT"; + break; + default: + break; + } + + // Handily, the Log class has a facility for converting a stack trace into a usable string. + String exceptionStr = null; + if (tr != null) { + exceptionStr = android.util.Log.getStackTraceString(tr); + } + + // Take the priority, tag, message, and exception, and concatenate as necessary + // into one usable line of text. + final StringBuilder outputBuilder = new StringBuilder(); + + String delimiter = "\t"; + appendIfNotNull(outputBuilder, priorityStr, delimiter); + appendIfNotNull(outputBuilder, tag, delimiter); + appendIfNotNull(outputBuilder, msg, delimiter); + appendIfNotNull(outputBuilder, exceptionStr, delimiter); + + // In case this was originally called from an AsyncTask or some other off-UI thread, + // make sure the update occurs within the UI thread. + ((Activity) getContext()).runOnUiThread((new Thread(new Runnable() { + @Override + public void run() { + // Display the text we just generated within the LogView. + appendToLog(outputBuilder.toString()); + } + }))); + + if (mNext != null) { + mNext.println(priority, tag, msg, tr); + } + } + + public LogNode getNext() { + return mNext; + } + + public void setNext(LogNode node) { + mNext = node; + } + + /** + * Takes a string and adds to it, with a separator, if the bit to be added isn't null. Since + * the logger takes so many arguments that might be null, this method helps cut out some of the + * agonizing tedium of writing the same 3 lines over and over. + * + * @param source StringBuilder containing the text to append to. + * @param addStr The String to append + * @param delimiter The String to separate the source and appended strings. A tab or comma, + * for instance. + * @return The fully concatenated String as a StringBuilder + */ + private StringBuilder appendIfNotNull(StringBuilder source, String addStr, String delimiter) { + if (addStr != null) { + if (addStr.length() == 0) { + delimiter = ""; + } + + return source.append(addStr).append(delimiter); + } + return source; + } + + // The next LogNode in the chain. + LogNode mNext; + + /** Outputs the string as a new line of log data in the LogView. */ + public void appendToLog(String s) { + append("\n" + s); + } + + +} diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/common/logger/LogWrapper.java b/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/common/logger/LogWrapper.java new file mode 100644 index 000000000..cacf16217 --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/common/logger/LogWrapper.java @@ -0,0 +1,77 @@ +/* + * Copyright (C) 2012 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.example.android.common.logger; + +import android.util.Log; + +/** + * Helper class which wraps Android's native Log utility in the Logger interface. This way + * normal DDMS output can be one of the many targets receiving and outputting logs simultaneously. + */ +public class LogWrapper implements LogNode { + + // For piping: The next node to receive Log data after this one has done its work. + private LogNode mNext; + + /** + * Returns the next LogNode in the linked list. + */ + public LogNode getNext() { + return mNext; + } + + /** + * Sets the LogNode data will be sent to.. + */ + public void setNext(LogNode node) { + mNext = node; + } + + /** + * Prints data out to the console using Android's native log mechanism. + * + * @param priority Log level of the data being logged. Verbose, Error, etc. + * @param tag Tag for for the log data. Can be used to organize log statements. + * @param msg The actual message to be logged. The actual message to be logged. + * @param tr If an exception was thrown, this can be sent along for the logging + * facilities + * to extract and print useful information. + */ + @Override + public void println(int priority, String tag, String msg, Throwable tr) { + // There actually are log methods that don't take a msg parameter. For now, + // if that's the case, just convert null to the empty string and move on. + String useMsg = msg; + if (useMsg == null) { + useMsg = ""; + } + + // If an exeption was provided, convert that exception to a usable string and attach + // it to the end of the msg method. + if (tr != null) { + msg += "\n" + Log.getStackTraceString(tr); + } + + // This is functionally identical to Log.x(tag, useMsg); + // For instance, if priority were Log.VERBOSE, this would be the same as Log.v(tag, useMsg) + Log.println(priority, tag, useMsg); + + // If this isn't the last node in the chain, move things along. + if (mNext != null) { + mNext.println(priority, tag, msg, tr); + } + } +} diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/common/logger/MessageOnlyLogFilter.java b/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/common/logger/MessageOnlyLogFilter.java new file mode 100644 index 000000000..bc3817425 --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/common/logger/MessageOnlyLogFilter.java @@ -0,0 +1,61 @@ +/* + * Copyright (C) 2013 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.example.android.common.logger; + +/** + * Simple {@link LogNode} filter, removes everything except the message. + * Useful for situations like on-screen log output where you don't want a lot of metadata + * displayed, + * just easy-to-read message updates as they're happening. + */ +public class MessageOnlyLogFilter implements LogNode { + + LogNode mNext; + + /** + * Takes the "next" LogNode as a parameter, to simplify chaining. + * + * @param next The next LogNode in the pipeline. + */ + public MessageOnlyLogFilter(LogNode next) { + mNext = next; + } + + public MessageOnlyLogFilter() { + } + + @Override + public void println(int priority, String tag, String msg, Throwable tr) { + if (mNext != null) { + getNext().println(Log.NONE, null, msg, null); + } + } + + /** + * Returns the next LogNode in the chain. + */ + public LogNode getNext() { + return mNext; + } + + /** + * Sets the LogNode data will be sent to.. + */ + public void setNext(LogNode node) { + mNext = node; + } + +} diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/dragsource/DragSourceFragment.java b/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/dragsource/DragSourceFragment.java new file mode 100644 index 000000000..5b92fc997 --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/dragsource/DragSourceFragment.java @@ -0,0 +1,237 @@ +/* + * Copyright 2015, 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.example.android.dragsource; + +import com.example.android.common.logger.Log; + +import android.content.ClipData; +import android.content.ClipDescription; +import android.content.Context; +import android.graphics.Bitmap; +import android.graphics.BitmapFactory; +import android.graphics.Point; +import android.net.Uri; +import android.os.Bundle; +import android.os.PersistableBundle; +import android.support.annotation.Nullable; +import android.support.v13.view.DragStartHelper; +import android.support.v4.app.Fragment; +import android.support.v4.content.FileProvider; +import android.view.DragEvent; +import android.view.LayoutInflater; +import android.view.View; +import android.view.ViewGroup; +import android.widget.ImageView; + +import java.io.File; +import java.io.FileOutputStream; +import java.io.IOException; +import java.util.Date; + + +/** + * This sample demonstrates data can be moved between views within the app or between different + * apps via drag and drop. + * <p>This is the source app for the drag and drop sample. This app contains several + * {@link android.widget.ImageView} widgets which can be a drag source. Images can be dropped + * to a drop target area within the same app or in the DropTarget app (a separate app in this + * sample). + * <p> + * There is also one {@link android.widget.EditText} widget that can be a drag source (no extra + * setup is necessary). + * <p/> + * To enable cross application drag and drop, the {@link android.view.View#DRAG_FLAG_GLOBAL} + * permission needs to be passed to the {@link android.view.View#startDragAndDrop(ClipData, + * View.DragShadowBuilder, Object, int)} method. If a Uri + * requiring permission grants is being sent, then the + * {@link android.view.View#DRAG_FLAG_GLOBAL_URI_READ} and/or the + * {@link android.view.View#DRAG_FLAG_GLOBAL_URI_WRITE} flags must be used also. + */ +public class DragSourceFragment extends Fragment { + + /** + * Name of saved data that stores the dropped image URI on the local ImageView when set. + */ + private static final String IMAGE_URI = "IMAGE_URI"; + + /** + * Name of the parameter for a {@link ClipData} extra that stores a text describing the dragged + * image. + */ + public static final String EXTRA_IMAGE_INFO = "IMAGE_INFO"; + + /** + * Uri of the ImageView source when set. + */ + private Uri mLocalImageUri; + + private static final String TAG = "DragSourceFragment"; + + private static final String CONTENT_AUTHORITY = "com.example.android.dragsource.fileprovider"; + + @Nullable + @Override + public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, + @Nullable Bundle savedInstanceState) { + + View view = inflater.inflate(R.layout.fragment_dragsource, null); + + // Set up two image views for global drag and drop with a permission grant. + Uri imageUri = getFileUri(R.drawable.image1, "image1.png"); + ImageView imageView = (ImageView) view.findViewById(R.id.image_one); + setUpDraggableImage(imageView, imageUri); + imageView.setImageURI(imageUri); + + imageUri = getFileUri(R.drawable.image2, "image2.png"); + imageView = (ImageView) view.findViewById(R.id.image_two); + setUpDraggableImage(imageView, imageUri); + imageView.setImageURI(imageUri); + + // Set up the local drop target area. + final ImageView localImageTarget = (ImageView) view.findViewById(R.id.local_target); + localImageTarget.setOnDragListener(new ImageDragListener() { + @Override + protected boolean setImageUri(View view, DragEvent event, Uri uri) { + mLocalImageUri = uri; + Log.d(TAG, "Setting local image to: " + uri); + return super.setImageUri(view, event, uri); + } + }); + + if (savedInstanceState != null) { + final String uriString = savedInstanceState.getString(IMAGE_URI); + if (uriString != null) { + mLocalImageUri = Uri.parse(uriString); + Log.d(TAG, "Restoring local image to: " + mLocalImageUri); + localImageTarget.setImageURI(mLocalImageUri); + } + } + return view; + } + + @Override + public void onSaveInstanceState(Bundle savedInstanceState) { + if (mLocalImageUri != null) { + savedInstanceState.putString(IMAGE_URI, mLocalImageUri.toString()); + } + super.onSaveInstanceState(savedInstanceState); + } + + private void setUpDraggableImage(ImageView imageView, final Uri imageUri) { + + // Set up a listener that starts the drag and drop event with flags and extra data. + DragStartHelper.OnDragStartListener listener = new DragStartHelper.OnDragStartListener() { + @Override + public boolean onDragStart(View view, final DragStartHelper helper) { + Log.d(TAG, "Drag start event received from helper."); + + // Use a DragShadowBuilder + View.DragShadowBuilder shadowBuilder = new View.DragShadowBuilder(view) { + @Override + public void onProvideShadowMetrics(Point shadowSize, Point shadowTouchPoint) { + super.onProvideShadowMetrics(shadowSize, shadowTouchPoint); + // Notify the DragStartHelper of point where the view was touched. + helper.getTouchPosition(shadowTouchPoint); + Log.d(TAG, "View was touched at: " + shadowTouchPoint); + } + }; + + // Set up the flags for the drag event. + // Enable drag and drop across apps (global) + // and require read permissions for this URI. + int flags = View.DRAG_FLAG_GLOBAL | View.DRAG_FLAG_GLOBAL_URI_READ; + + // Add an optional clip description that that contains an extra String that is + // read out by the target app. + final ClipDescription clipDescription = new ClipDescription("", new String[]{ + getContext().getContentResolver().getType(imageUri)}); + // Extras are stored within a PersistableBundle. + PersistableBundle extras = new PersistableBundle(1); + // Add a String that the target app will display. + extras.putString(EXTRA_IMAGE_INFO, + "Drag Started at " + new Date()); + clipDescription.setExtras(extras); + + // The ClipData object describes the object that is being dragged and dropped. + final ClipData clipData = + new ClipData(clipDescription, new ClipData.Item(imageUri)); + + Log.d(TAG, "Created ClipDescription. Starting drag and drop."); + // Start the drag and drop event. + return view.startDragAndDrop(clipData, shadowBuilder, null, flags); + + } + + }; + + // Use the DragStartHelper to detect drag and drop events and use the OnDragStartListener + // defined above to start the event when it has been detected. + DragStartHelper helper = new DragStartHelper(imageView, listener); + helper.attach(); + Log.d(TAG, "DragStartHelper attached to view."); + } + + /** + * Copy a drawable resource into local storage and makes it available via the + * {@link FileProvider}. + * + * @see Context#getFilesDir() + * @see FileProvider + * @see FileProvider#getUriForFile(Context, String, File) + */ + private Uri getFileUri(int sourceResourceId, String targetName) { + // Create the images/ sub directory if it does not exist yet. + File filePath = new File(getContext().getFilesDir(), "images"); + if (!filePath.exists() && !filePath.mkdir()) { + return null; + } + + // Copy a drawable from resources to the internal directory. + File newFile = new File(filePath, targetName); + if (!newFile.exists()) { + copyImageResourceToFile(sourceResourceId, newFile); + } + + // Make the file accessible via the FileProvider and retrieve its URI. + return FileProvider.getUriForFile(getContext(), CONTENT_AUTHORITY, newFile); + } + + + /** + * Copy a PNG resource drawable to a {@File}. + */ + private void copyImageResourceToFile(int resourceId, File filePath) { + Bitmap image = BitmapFactory.decodeResource(getResources(), resourceId); + + FileOutputStream out = null; + try { + out = new FileOutputStream(filePath); + image.compress(Bitmap.CompressFormat.PNG, 100, out); + } catch (Exception e) { + e.printStackTrace(); + } finally { + try { + if (out != null) { + out.close(); + } + } catch (IOException e) { + e.printStackTrace(); + } + } + } + +} diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/dragsource/ImageDragListener.java b/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/dragsource/ImageDragListener.java new file mode 100644 index 000000000..8ad2864fe --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/dragsource/ImageDragListener.java @@ -0,0 +1,104 @@ +/* + * Copyright 2016, 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.example.android.dragsource; + +import android.content.ClipData; +import android.net.Uri; +import android.view.DragEvent; +import android.view.View; +import android.widget.ImageView; + +/** + * OnDragListener for ImageViews. + * Sets colors of the target when DragEvents fire. When a drop is received, the {@link Uri} backing + * the first {@link android.content.ClipData.Item} in the {@link DragEvent} is set as the image + * resource of the ImageView. + */ +public class ImageDragListener implements View.OnDragListener { + + private static final int COLOR_INACTIVE = 0xFF888888; + + private static final int COLOR_ACTIVE = 0xFFCCCCCC; + + private static final int COLOR_HOVER = 0xFFEEEEEE; + + @Override + public boolean onDrag(View view, DragEvent event) { + // Change the color of the target for all events. + // For the drop action, set the view to the dropped image. + switch (event.getAction()) { + case DragEvent.ACTION_DRAG_STARTED: + setTargetColor(view, COLOR_ACTIVE); + return true; + + case DragEvent.ACTION_DRAG_ENTERED: + setTargetColor(view, COLOR_HOVER); + return true; + + case DragEvent.ACTION_DRAG_LOCATION: + processLocation(event.getX(), event.getY()); + return true; + + case DragEvent.ACTION_DRAG_EXITED: + setTargetColor(view, COLOR_ACTIVE); + return true; + + case DragEvent.ACTION_DROP: + return processDrop(view, event); + + case DragEvent.ACTION_DRAG_ENDED: + setTargetColor(view, COLOR_INACTIVE); + return true; + + default: + break; + } + + return false; + } + + private void setTargetColor(View view, int color) { + view.setBackgroundColor(color); + } + + private boolean processDrop(View view, DragEvent event) { + ClipData clipData = event.getClipData(); + if (clipData == null || clipData.getItemCount() == 0) { + return false; + } + ClipData.Item item = clipData.getItemAt(0); + if (item == null) { + return false; + } + Uri uri = item.getUri(); + if (uri == null) { + return false; + } + return setImageUri(view, event, uri); + } + + protected void processLocation(float x, float y) { + } + + protected boolean setImageUri(View view, DragEvent event, Uri uri) { + if (!(view instanceof ImageView)) { + return false; + } + ((ImageView) view).setImageURI(uri); + return true; + } +} diff --git a/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/dragsource/MainActivity.java b/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/dragsource/MainActivity.java new file mode 100644 index 000000000..67bbb6c9b --- /dev/null +++ b/samples/browseable/DragAndDropAcrossApps/DragSource/src/com.example.android/dragsource/MainActivity.java @@ -0,0 +1,110 @@ +/* +* Copyright 2013 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.example.android.dragsource; + +import com.example.android.common.activities.SampleActivityBase; +import com.example.android.common.logger.Log; +import com.example.android.common.logger.LogFragment; +import com.example.android.common.logger.LogWrapper; +import com.example.android.common.logger.MessageOnlyLogFilter; + +import android.os.Bundle; +import android.support.v4.app.FragmentTransaction; +import android.view.Menu; +import android.view.MenuItem; +import android.widget.ViewAnimator; + +/** + * A simple launcher activity containing a summary sample description, sample log and a custom + * {@link android.support.v4.app.Fragment} which can display a view. + * <p> + * For devices with displays with a width of 720dp or greater, the sample log is always visible, + * on other devices it's visibility is controlled by an item on the Action Bar. + */ +public class MainActivity extends SampleActivityBase { + + public static final String TAG = "MainActivity"; + + // Whether the Log Fragment is currently shown + private boolean mLogShown; + + @Override + protected void onCreate(Bundle savedInstanceState) { + super.onCreate(savedInstanceState); + setContentView(R.layout.activity_main); + + if (savedInstanceState == null) { + FragmentTransaction transaction = getSupportFragmentManager().beginTransaction(); + DragSourceFragment fragment = new DragSourceFragment(); + transaction.replace(R.id.sample_content_fragment, fragment); + transaction.commit(); + } + } + + @Override + public boolean onCreateOptionsMenu(Menu menu) { + getMenuInflater().inflate(R.menu.main, menu); + return true; + } + + @Override + public boolean onPrepareOptionsMenu(Menu menu) { + MenuItem logToggle = menu.findItem(R.id.menu_toggle_log); + logToggle.setVisible(findViewById(R.id.sample_output) instanceof ViewAnimator); + logToggle.setTitle(mLogShown ? R.string.sample_hide_log : R.string.sample_show_log); + + return super.onPrepareOptionsMenu(menu); + } + + @Override + public boolean onOptionsItemSelected(MenuItem item) { + switch (item.getItemId()) { + case R.id.menu_toggle_log: + mLogShown = !mLogShown; + ViewAnimator output = (ViewAnimator) findViewById(R.id.sample_output); + if (mLogShown) { + output.setDisplayedChild(1); + } else { + output.setDisplayedChild(0); + } + supportInvalidateOptionsMenu(); + return true; + } + return super.onOptionsItemSelected(item); + } + + /** Create a chain of targets that will receive log data */ + @Override + public void initializeLogging() { + // Wraps Android's native log framework. + LogWrapper logWrapper = new LogWrapper(); + // Using Log, front-end to the logging chain, emulates android.util.log method signatures. + Log.setLogNode(logWrapper); + + // Filter strips out everything except the message text. + MessageOnlyLogFilter msgFilter = new MessageOnlyLogFilter(); + logWrapper.setNext(msgFilter); + + // On screen logging via a fragment with a TextView. + LogFragment logFragment = (LogFragment) getSupportFragmentManager() + .findFragmentById(R.id.log_fragment); + msgFilter.setNext(logFragment.getLogView()); + + Log.i(TAG, "Ready"); + } +} |
