lbry-sdk/packaging/windows/lbry-win32-app/LBRYWin32App.py
2016-08-23 01:05:07 -04:00

287 lines
10 KiB
Python

import logging
import os
import socket
import sys
import threading
import webbrowser
from twisted.internet import reactor, error
from twisted.web import server
import win32api
import win32con
import win32gui_struct
try:
import winxpgui as win32gui
except ImportError:
import win32gui
from lbrynet.lbrynet_daemon.LBRYDaemonServer import LBRYDaemonServer, LBRYDaemonRequest
from lbrynet.conf import API_PORT, API_INTERFACE, ICON_PATH, APP_NAME
from lbrynet.conf import UI_ADDRESS
if getattr(sys, 'frozen', False) and os.name == "nt":
os.environ["REQUESTS_CA_BUNDLE"] = os.path.join(os.path.dirname(sys.executable), "cacert.pem")
log = logging.getLogger(__name__)
REMOTE_SERVER = "www.google.com"
def test_internet_connection():
try:
host = socket.gethostbyname(REMOTE_SERVER)
s = socket.create_connection((host, 80), 2)
return True
except:
return False
def non_string_iterable(obj):
try:
iter(obj)
except TypeError:
return False
else:
return not isinstance(obj, basestring)
class SysTrayIcon(object):
"""TODO"""
QUIT = 'QUIT'
SPECIAL_ACTIONS = [QUIT]
FIRST_ID = 1023
def __init__(self,
icon,
hover_text,
menu_options,
on_quit=None,
default_menu_index=None,
window_class_name=None, ):
self.icon = icon
self.hover_text = hover_text
self.on_quit = on_quit
menu_options = menu_options + (('Quit', None, self.QUIT),)
self._next_action_id = self.FIRST_ID
self.menu_actions_by_id = set()
self.menu_options = self._add_ids_to_menu_options(list(menu_options))
self.menu_actions_by_id = dict(self.menu_actions_by_id)
del self._next_action_id
self.default_menu_index = (default_menu_index or 0)
self.window_class_name = window_class_name or "SysTrayIconPy"
message_map = {win32gui.RegisterWindowMessage("TaskbarCreated"): self.restart,
win32con.WM_DESTROY: self.destroy,
win32con.WM_COMMAND: self.command,
win32con.WM_USER + 20: self.notify,}
# Register the Window class.
window_class = win32gui.WNDCLASS()
hinst = window_class.hInstance = win32gui.GetModuleHandle(None)
window_class.lpszClassName = self.window_class_name
window_class.style = win32con.CS_VREDRAW | win32con.CS_HREDRAW;
window_class.hCursor = win32gui.LoadCursor(0, win32con.IDC_ARROW)
window_class.hbrBackground = win32con.COLOR_WINDOW
window_class.lpfnWndProc = message_map # could also specify a wndproc.
classAtom = win32gui.RegisterClass(window_class)
# Create the Window.
style = win32con.WS_OVERLAPPED | win32con.WS_SYSMENU
self.hwnd = win32gui.CreateWindow(classAtom,
self.window_class_name,
style,
0,
0,
win32con.CW_USEDEFAULT,
win32con.CW_USEDEFAULT,
0,
0,
hinst,
None)
win32gui.UpdateWindow(self.hwnd)
self.notify_id = None
self.refresh_icon()
win32gui.PumpMessages()
def _add_ids_to_menu_options(self, menu_options):
result = []
for menu_option in menu_options:
option_text, option_icon, option_action = menu_option
if callable(option_action) or option_action in self.SPECIAL_ACTIONS:
self.menu_actions_by_id.add((self._next_action_id, option_action))
result.append(menu_option + (self._next_action_id,))
elif non_string_iterable(option_action):
result.append((option_text,
option_icon,
self._add_ids_to_menu_options(option_action),
self._next_action_id))
else:
print 'Unknown item', option_text, option_icon, option_action
self._next_action_id += 1
return result
def refresh_icon(self):
# Try and find a custom icon
hinst = win32gui.GetModuleHandle(None)
if os.path.isfile(self.icon):
icon_flags = win32con.LR_LOADFROMFILE | win32con.LR_DEFAULTSIZE
hicon = win32gui.LoadImage(hinst,
self.icon,
win32con.IMAGE_ICON,
0,
0,
icon_flags)
else:
print "Can't find icon file - using default."
hicon = win32gui.LoadIcon(0, win32con.IDI_APPLICATION)
if self.notify_id:
message = win32gui.NIM_MODIFY
else:
message = win32gui.NIM_ADD
self.notify_id = (self.hwnd,
0,
win32gui.NIF_ICON | win32gui.NIF_MESSAGE | win32gui.NIF_TIP,
win32con.WM_USER + 20,
hicon,
self.hover_text)
win32gui.Shell_NotifyIcon(message, self.notify_id)
def restart(self, hwnd, msg, wparam, lparam):
self.refresh_icon()
def destroy(self, hwnd, msg, wparam, lparam):
if self.on_quit: self.on_quit(self)
nid = (self.hwnd, 0)
win32gui.Shell_NotifyIcon(win32gui.NIM_DELETE, nid)
win32gui.PostQuitMessage(0) # Terminate the app.
def notify(self, hwnd, msg, wparam, lparam):
if lparam == win32con.WM_LBUTTONDBLCLK:
self.execute_menu_option(self.default_menu_index + self.FIRST_ID)
elif lparam == win32con.WM_RBUTTONUP:
self.show_menu()
elif lparam == win32con.WM_LBUTTONUP:
pass
return True
def show_menu(self):
menu = win32gui.CreatePopupMenu()
self.create_menu(menu, self.menu_options)
# win32gui.SetMenuDefaultItem(menu, 1000, 0)
pos = win32gui.GetCursorPos()
# See http://msdn.microsoft.com/library/default.asp?url=/library/en-us/winui/menus_0hdi.asp
win32gui.SetForegroundWindow(self.hwnd)
win32gui.TrackPopupMenu(menu,
win32con.TPM_LEFTALIGN,
pos[0],
pos[1],
0,
self.hwnd,
None)
win32gui.PostMessage(self.hwnd, win32con.WM_NULL, 0, 0)
def create_menu(self, menu, menu_options):
for option_text, option_icon, option_action, option_id in menu_options[::-1]:
if option_icon:
option_icon = self.prep_menu_icon(option_icon)
if option_id in self.menu_actions_by_id:
item, extras = win32gui_struct.PackMENUITEMINFO(text=option_text,
hbmpItem=option_icon,
wID=option_id)
win32gui.InsertMenuItem(menu, 0, 1, item)
else:
submenu = win32gui.CreatePopupMenu()
self.create_menu(submenu, option_action)
item, extras = win32gui_struct.PackMENUITEMINFO(text=option_text,
hbmpItem=option_icon,
hSubMenu=submenu)
win32gui.InsertMenuItem(menu, 0, 1, item)
def prep_menu_icon(self, icon):
# First load the icon.
ico_x = win32api.GetSystemMetrics(win32con.SM_CXSMICON)
ico_y = win32api.GetSystemMetrics(win32con.SM_CYSMICON)
hicon = win32gui.LoadImage(0, icon, win32con.IMAGE_ICON, ico_x, ico_y, win32con.LR_LOADFROMFILE)
hdcBitmap = win32gui.CreateCompatibleDC(0)
hdcScreen = win32gui.GetDC(0)
hbm = win32gui.CreateCompatibleBitmap(hdcScreen, ico_x, ico_y)
hbmOld = win32gui.SelectObject(hdcBitmap, hbm)
# Fill the background.
brush = win32gui.GetSysColorBrush(win32con.COLOR_MENU)
win32gui.FillRect(hdcBitmap, (0, 0, 16, 16), brush)
# unclear if brush needs to be feed. Best clue I can find is:
# "GetSysColorBrush returns a cached brush instead of allocating a new
# one." - implies no DeleteObject
# draw the icon
win32gui.DrawIconEx(hdcBitmap, 0, 0, hicon, ico_x, ico_y, 0, 0, win32con.DI_NORMAL)
win32gui.SelectObject(hdcBitmap, hbmOld)
win32gui.DeleteDC(hdcBitmap)
return hbm
def command(self, hwnd, msg, wparam, lparam):
id = win32gui.LOWORD(wparam)
self.execute_menu_option(id)
def execute_menu_option(self, id):
menu_action = self.menu_actions_by_id[id]
if menu_action == self.QUIT:
self.exit_app()
else:
menu_action(self)
def exit_app(self):
win32gui.DestroyWindow(self.hwnd)
def main():
def LBRYApp():
return SysTrayIcon(icon, hover_text, menu_options, on_quit=stop)
def openui_(sender):
webbrowser.open(UI_ADDRESS)
def replyToApplicationShouldTerminate_():
try:
reactor.stop()
except error.ReactorNotRunning:
log.debug('Reactor already stopped')
def stop(sysTrayIcon):
replyToApplicationShouldTerminate_()
if getattr(sys, 'frozen', False) and os.name == "nt":
icon = os.path.join(os.path.dirname(sys.executable), ICON_PATH, 'lbry16.ico')
else:
icon = os.path.join(ICON_PATH, 'lbry16.ico')
hover_text = APP_NAME
menu_options = (('Open', icon, openui_),)
if not test_internet_connection():
log.warn('No Internet Connection')
sys.exit(1)
systray_thread = threading.Thread(target=LBRYApp)
systray_thread.daemon = True
systray_thread.start()
lbry = LBRYDaemonServer()
d = lbry.start()
d.addCallback(lambda _: webbrowser.open(UI_ADDRESS))
lbrynet_server = server.Site(lbry.root)
lbrynet_server.requestFactory = LBRYDaemonRequest
reactor.listenTCP(API_PORT, lbrynet_server, interface=API_INTERFACE)
reactor.run()
if __name__ == '__main__':
main()