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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,168 @@ | ||
| import evdev | ||
| from select import select | ||
| from Tkinter import Tk, StringVar, Menu,Frame,Label,Button,Scrollbar,Listbox,Entry,Text | ||
| from Tkinter import Y,END,TOP,BOTH,LEFT,RIGHT,VERTICAL,SINGLE,NONE,W,NORMAL,DISABLED | ||
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| class InputDevice(object): | ||
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| def __init__(self): | ||
| # root is the Tkinter root widget | ||
| self.root = Tk() | ||
| self.root.title("Input Device Utility") | ||
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| # self.root.configure(background='grey') | ||
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| self.root.resizable(False,False) | ||
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| # define response to main window closing | ||
| self.root.protocol ("WM_DELETE_WINDOW", self.app_exit) | ||
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| self.my_device ='' | ||
| self.my_device_display = StringVar() | ||
| self.device_list=[] | ||
| self.matches=0 | ||
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| # overall display | ||
| root_frame=Frame(self.root) | ||
| root_frame.pack(side=LEFT) | ||
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| devices_frame=Frame(root_frame,padx=5,pady=10) | ||
| devices_frame.pack(side=LEFT) | ||
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| devices_label = Label(devices_frame, text="Devices in dev/input") | ||
| devices_label.pack(side=TOP) | ||
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| devices_list_frame=Frame(devices_frame,padx=5,pady=10) | ||
| devices_list_frame.pack(side=TOP) | ||
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| selected_device_title=Label(devices_frame,text='Selected device') | ||
| selected_device_title.pack(side=TOP) | ||
| self.selected_device_var=StringVar() | ||
| selected_device=Label(devices_frame,textvariable=self.selected_device_var,fg="red") | ||
| selected_device.pack(side=TOP) | ||
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| events_frame=Frame(root_frame,padx=5,pady=10) | ||
| events_frame.pack(side=LEFT) | ||
| events_title=Label(events_frame,text='Received Events') | ||
| events_title.pack(side=TOP) | ||
| events_list_frame=Frame(events_frame,padx=5,pady=10) | ||
| events_list_frame.pack(side=TOP) | ||
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| # list of devices | ||
| scrollbar = Scrollbar(devices_list_frame, orient=VERTICAL) | ||
| self.devices_display = Listbox(devices_list_frame, selectmode=SINGLE, height=20, | ||
| width = 60, bg="white",activestyle=NONE, | ||
| fg="black", yscrollcommand=scrollbar.set) | ||
| scrollbar.config(command=self.devices_display.yview) | ||
| scrollbar.pack(side=RIGHT, fill=Y) | ||
| self.devices_display.pack(side=LEFT, fill=BOTH, expand=1) | ||
| self.devices_display.bind("<ButtonRelease-1>", self.e_select_device) | ||
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| # events display | ||
| scrollbar = Scrollbar(events_list_frame, orient=VERTICAL) | ||
| self.events_display = Text(events_list_frame,width=40,height=20, wrap='word', font="arial 11",padx=5,yscrollcommand=scrollbar.set) | ||
| scrollbar.config(command=self.events_display.yview) | ||
| scrollbar.pack(side=RIGHT, fill=Y) | ||
| self.events_display.pack(side=LEFT, fill=BOTH, expand=1) | ||
| self.events_display.config(state=NORMAL) | ||
| self.events_display.delete(1.0, END) | ||
| self.events_display.config(state=DISABLED) | ||
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| self.selected_device_index=-1 | ||
| self.matches=0 | ||
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| self.get_all_devices() | ||
| self.refresh_devices_display() | ||
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| self.root.after(10,self.event_loop) | ||
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| # and enter Tkinter event loop | ||
| self.root.mainloop() | ||
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| # *************************************** | ||
| # INIT AND EXIT | ||
| # *************************************** | ||
| def app_exit(self): | ||
| self.root.destroy() | ||
| exit() | ||
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| def event_loop(self): | ||
| if self.matches>0: | ||
| self.get_events() | ||
| self.root.after(10,self.event_loop) | ||
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| def refresh_devices_display(self): | ||
| self.devices_display.delete(0,self.devices_display.size()) | ||
| for device in self.all_devices: | ||
| self.devices_display.insert(END, device[0]+ ' ' +device[1]) | ||
| if self.selected_device_index >= 0: | ||
| self.devices_display.itemconfig(self.selected_device_index,fg='red') | ||
| self.devices_display.see(self.selected_device_index) | ||
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| def e_select_device(self,event): | ||
| self.selected_device_index=-1 | ||
| if len(self.all_devices)>0: | ||
| self.selected_device_index=int(event.widget.curselection()[0]) | ||
| selected_device=self.all_devices[self.selected_device_index] | ||
| self.selected_device_name=selected_device[0] | ||
| self.selected_device_var.set(self.selected_device_name) | ||
| self.get_matching_devices() | ||
| self.refresh_devices_display() | ||
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| def get_all_devices(self): | ||
| self.all_devices=[] | ||
| devices = [evdev.InputDevice(fn) for fn in evdev.list_devices()] | ||
| for device in devices: | ||
| self.all_devices.append([device.name,device.fn]) | ||
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| def get_matching_devices(self): | ||
| self.matches=0 | ||
| self.matching_devices=[] | ||
| devices = [evdev.InputDevice(fn) for fn in evdev.list_devices()] | ||
| for device in devices: | ||
| if self.selected_device_name in device.name: | ||
| device_ref = evdev.InputDevice(device.fn) | ||
| self.matching_devices.append(device_ref) | ||
| self.matches+=1 | ||
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| def get_events(self): | ||
| r,w,x = select(self.matching_devices, [], [],0) | ||
| if r == []: | ||
| return | ||
| for event in r[0].read(): | ||
| if event.type == evdev.ecodes.EV_KEY: | ||
| key_event = evdev.categorize(event) | ||
| if key_event.keystate == 1: | ||
| key_text='Down' | ||
| else: | ||
| key_text='Up' | ||
| # print key_event.keycode,key_text | ||
| if type(key_event.keycode) is list: | ||
| code_text=', '.join(key_event.keycode) | ||
| else: | ||
| code_text=key_event.keycode | ||
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| self.events_display.config(state=NORMAL) | ||
| self.events_display.insert(END,'\n'+ code_text + ' ' + key_text) | ||
| self.events_display.config(state=DISABLED) | ||
| self.events_display.see(END) | ||
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| # *************************************** | ||
| # MAIN | ||
| # *************************************** | ||
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| if __name__ == "__main__": | ||
| id = InputDevice() | ||
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