2018.07.26
Dependencies: FATFileSystem3 mbed-rtos
Fork of USBHost by
USBHostHID/USBHostKeyboard.h
- Committer:
- samux
- Date:
- 2013-03-06
- Revision:
- 3:0f5c32575eb8
- Parent:
- 2:5e8fdc541b98
- Child:
- 4:b320d68e98e7
File content as of revision 3:0f5c32575eb8:
/* Copyright (c) 2010-2011 mbed.org, MIT License * * Permission is hereby granted, free of charge, to any person obtaining a copy of this software * and associated documentation files (the "Software"), to deal in the Software without * restriction, including without limitation the rights to use, copy, modify, merge, publish, * distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the * Software is furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all copies or * substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #ifndef USBHOSTKEYBOARD_H #define USBHOSTKEYBOARD_H #include "USBHostConf.h" #if USBHOST_KEYBOARD #include "USBHost.h" /** * A class to communicate a USB keyboard */ class USBHostKeyboard : public IUSBEnumerator { public: /** * Constructor */ USBHostKeyboard(); /** * Try to connect a keyboard device * * @return true if connection was successful */ bool connect(); /** * Check if a keyboard is connected * * @returns true if a keyboard is connected */ bool connected(); /** * Attach a callback called when a keyboard event is received * * @param ptr function pointer */ inline void attach(void (*ptr)(uint8_t key)) { if (ptr != NULL) { onKey = ptr; } } /** * Attach a callback called when a keyboard event is received * * @param ptr function pointer */ inline void attach(void (*ptr)(uint8_t keyCode, uint8_t modifier)) { if (ptr != NULL) { onKeyCode = ptr; } } protected: //From IUSBEnumerator virtual void setVidPid(uint16_t vid, uint16_t pid); virtual bool parseInterface(uint8_t intf_nb, uint8_t intf_class, uint8_t intf_subclass, uint8_t intf_protocol); //Must return true if the interface should be parsed virtual bool useEndpoint(uint8_t intf_nb, ENDPOINT_TYPE type, ENDPOINT_DIRECTION dir); //Must return true if the endpoint will be used private: USBHost * host; USBDeviceConnected * dev; USBEndpoint * int_in; uint8_t report[9]; int keyboard_intf; bool keyboard_device_found; bool dev_connected; void rxHandler(); void (*onKey)(uint8_t key); void (*onKeyCode)(uint8_t key, uint8_t modifier); int report_id; void init(); }; #endif #endif