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 #ifndef _UI_INPUT_INPUTDISPATCHER_DRAGSTATE_H 18 #define _UI_INPUT_INPUTDISPATCHER_DRAGSTATE_H 19 20 #include <gui/WindowInfo.h> 21 #include <utils/StrongPointer.h> 22 #include <string> 23 24 namespace android { 25 26 namespace inputdispatcher { 27 28 struct DragState { DragStateDragState29 DragState(const sp<android::gui::WindowInfoHandle>& windowHandle, int32_t pointerId) 30 : dragWindow(windowHandle), pointerId(pointerId) {} 31 void dump(std::string& dump, const char* prefix = ""); 32 33 // The window being dragged. 34 const sp<android::gui::WindowInfoHandle> dragWindow; 35 // The last drag hover window which could receive the drag event. 36 sp<android::gui::WindowInfoHandle> dragHoverWindowHandle; 37 // Indicates the if received first event to check for button state. 38 bool isStartDrag = false; 39 // Indicate if the stylus button is down at the start of the drag. 40 bool isStylusButtonDownAtStart = false; 41 // Indicate which pointer id is tracked by the drag and drop. 42 const int32_t pointerId; 43 }; 44 45 } // namespace inputdispatcher 46 } // namespace android 47 48 #endif // _UI_INPUT_INPUTDISPATCHER_DRAGSTATE_H