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# Published under the GNU GPL, v2 or later.
# Copyright (C) 2007 Henry Ludemann <misc@hl.id.au>
# Copyright (C) 2007 TK Soh <teekaysoh@gmail.com>
import os
import win32api
import win32con
import win32process
from win32com.shell import shell, shellcon
import _winreg
from mercurial import hg, cmdutil, util
import thgutil
import sys
import threading
import cachethg
from cachethg import debugf
try:
from mercurial.error import RepoError
except ImportError:
from mercurial.repo import RepoError
cache_lock = threading.Semaphore()
# some misc constants
S_OK = 0
S_FALSE = 1
appfiltered = False
try:
try:
# This will fail on windows < NT
proc = win32api.GetCurrentProcess()
app = win32process.GetModuleFileNameEx(proc, 0)
except:
app = win32api.GetModuleFileName(0)
app = str(os.path.basename(app)).lower()
if not app.startswith('tortoisehg'):
from _winreg import HKEY_CURRENT_USER, OpenKey, QueryValueEx
hkey = OpenKey(HKEY_CURRENT_USER, r"Software\TortoiseHg")
filter = str(QueryValueEx(hkey, 'ShellApps')[0])
for f in filter.split(','):
f = f.strip().lower()
if f == '*':
break
elif f == app:
break
else:
debugf("app %s filtered, does not match %s", (app, filter))
appfiltered = True
except (ImportError, EnvironmentError):
pass
class IconOverlayExtension(object):
"""
Class to implement icon overlays for source controlled files.
Specialized classes are created for each overlay icon.
Displays a different icon based on version control status.
NOTE: The system allocates only 15 slots in _total_ for all
icon overlays; we (will) use 6, tortoisecvs uses 7... not a good
recipe for a happy system. By utilizing the TortoiseOverlay.dll
we can share overlay slots with the other tortoises.
"""
counter = 0
_com_interfaces_ = [shell.IID_IShellIconOverlayIdentifier]
_public_methods_ = [
"GetOverlayInfo", "GetPriority", "IsMemberOf"
]
_reg_threading_ = 'Apartment'
def GetOverlayInfo(self):
return ("", 0, 0)
def GetPriority(self):
return 0
def IsMemberOf(self, path, attrib):
if appfiltered: return S_FALSE
global cache_lock
try:
cache_lock.acquire()
tc = win32api.GetTickCount()
if cachethg.get_state(path) in self.state:
return S_OK
return S_FALSE
finally:
cache_lock.release()
debugf("IsMemberOf(%s): _get_state() took %d ticks",
(self.state, win32api.GetTickCount() - tc))
def make_icon_overlay(name, icon_type, state, clsid):
"""
Make an icon overlay COM class.
Used to create different COM server classes for highlighting the
files with different source controlled states (eg: unchanged,
modified, ...).
"""
classname = "%sOverlay" % name
prog_id = "Mercurial.ShellExtension.%s" % classname
desc = "Mercurial icon overlay shell extension for %s files" % name.lower()
reg = [
(_winreg.HKEY_LOCAL_MACHINE,
r"Software\TortoiseOverlays\%s" % icon_type,
[("TortoiseHg", clsid)])
]
cls = type(
classname,
(IconOverlayExtension, ),
dict(_reg_clsid_=clsid, _reg_progid_=prog_id, _reg_desc_=desc, registry_keys=reg, stringKey="HG", state=state))
_overlay_classes.append(cls)
# We need to register the class as global, as pythoncom will
# create an instance of it.
globals()[classname] = cls
_overlay_classes = []
modified = cachethg.REMOVED + cachethg.DELETED + cachethg.MODIFIED
make_icon_overlay("Changed", "Modified", modified, "{4D0F33E1-654C-4A1B-9BE8-E47A98752BAB}")
make_icon_overlay("Unchanged", "Normal", cachethg.UNCHANGED, "{4D0F33E2-654C-4A1B-9BE8-E47A98752BAB}")
make_icon_overlay("Added", "Added", cachethg.ADDED, "{4D0F33E3-654C-4A1B-9BE8-E47A98752BAB}")
make_icon_overlay("Ignored", "Ignored", cachethg.IGNORED, "{4D0F33E4-654C-4A1B-9BE8-E47A98752BAB}")
make_icon_overlay("Conflict", "Conflict", cachethg.UNRESOLVED, "{4D0F33E5-654C-4A1B-9BE8-E47A98752BAB}")
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