1 /*
2  * Copyright (C) 2021 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #pragma once
18 
19 #include <gui/WindowInfo.h>
20 #include <utils/StrongPointer.h>
21 #include <string>
22 
23 namespace android {
24 
25 namespace inputdispatcher {
26 
27 struct DragState {
DragStateDragState28     DragState(const sp<android::gui::WindowInfoHandle>& windowHandle, int32_t pointerId)
29           : dragWindow(windowHandle), pointerId(pointerId) {}
30     void dump(std::string& dump, const char* prefix = "");
31 
32     // The window being dragged.
33     const sp<android::gui::WindowInfoHandle> dragWindow;
34     // The last drag hover window which could receive the drag event.
35     sp<android::gui::WindowInfoHandle> dragHoverWindowHandle;
36     // Indicates the if received first event to check for button state.
37     bool isStartDrag = false;
38     // Indicate if the stylus button is down at the start of the drag.
39     bool isStylusButtonDownAtStart = false;
40     // Indicate which pointer id is tracked by the drag and drop.
41     const int32_t pointerId;
42 };
43 
44 } // namespace inputdispatcher
45 } // namespace android
46