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dirdiff.py
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dirdiff.py
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### Copyright (C) 2002-2006 Stephen Kennedy <stevek@gnome.org>
### This program is free software; you can redistribute it and/or modify
### it under the terms of the GNU General Public License as published by
### the Free Software Foundation; either version 2 of the License, or
### (at your option) any later version.
### This program is distributed in the hope that it will be useful,
### but WITHOUT ANY WARRANTY; without even the implied warranty of
### MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
### GNU General Public License for more details.
### You should have received a copy of the GNU General Public License
### along with this program; if not, write to the Free Software
### Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
import paths
import gnomeglade
import gobject
import gtk
import gtk.keysyms
import math
import misc
import os
from gettext import gettext as _
from gettext import ngettext
import shutil
import melddoc
import tree
import re
import stat
import time
gdk = gtk.gdk
################################################################################
#
# Local Functions
#
################################################################################
_cache = {}
def _files_same(lof, regexes):
"""Return 1 if all the files in 'lof' have the same contents.
If the files are the same after the regular expression substitution, return 2.
Finally, return 0 if the files still differ.
"""
# early out if only one file
if len(lof) <= 1:
return 1
# get sigs
lof = tuple(lof)
def sig(f):
s = os.stat(f)
return misc.struct(mode=stat.S_IFMT(s.st_mode), size=s.st_size, time=s.st_mtime)
def all_same(l):
for i in l[1:]:
if l[0] != i:
return 0
return 1
sigs = tuple( [ sig(f) for f in lof ] )
# check for directories
arefiles = [ stat.S_ISREG(s.mode) for s in sigs ]
if arefiles.count(0) == len(arefiles): # all dirs
return 1
elif arefiles.count(0): # mixture
return 0
# if no substitutions look for different sizes
if len(regexes) == 0 and all_same( [s.size for s in sigs] ) == 0:
return 0
# try cache
try:
cache = _cache[ lof ]
except KeyError:
pass
else:
if cache.sigs == sigs: # up to date
return cache.result
# do it
contents = [ open(f, "r").read() for f in lof ]
if all_same(contents):
result = 1
else:
for r in regexes:
contents = [ re.sub(r, "", c) for c in contents ]
result = all_same(contents) and 2
_cache[ lof ] = misc.struct(sigs=sigs, result=result)
return result
COL_EMBLEM = tree.COL_END + 1
pixbuf_newer = gnomeglade.load_pixbuf(paths.icon_dir("tree-file-newer.png"), 14)
TYPE_PIXBUF = type(pixbuf_newer)
################################################################################
#
# DirDiffTreeStore
#
################################################################################
class DirDiffTreeStore(tree.DiffTreeStore):
def __init__(self, ntree):
types = [type("")] * COL_EMBLEM * ntree
types[tree.COL_ICON*ntree:tree.COL_ICON*ntree+ntree] = [TYPE_PIXBUF] * ntree
types[COL_EMBLEM*ntree:COL_EMBLEM*ntree+ntree] = [TYPE_PIXBUF] * ntree
gtk.TreeStore.__init__(self, *types)
self.ntree = ntree
self._setup_default_styles()
################################################################################
#
# EmblemCellRenderer
#
################################################################################
class EmblemCellRenderer(gtk.GenericCellRenderer):
__gproperties__ = {
'pixbuf': (gtk.gdk.Pixbuf, 'pixmap property', 'the base pixmap', gobject.PARAM_READWRITE),
'emblem': (gtk.gdk.Pixbuf, 'emblem property', 'the emblem pixmap', gobject.PARAM_READWRITE),
}
def __init__(self):
self.__gobject_init__()
self.renderer = gtk.CellRendererPixbuf()
self.pixbuf = None
self.emblem = None
def do_set_property(self, pspec, value):
if not hasattr(self, pspec.name):
raise AttributeError, 'unknown property %s' % pspec.name
setattr(self, pspec.name, value)
def do_get_property(self, pspec):
return getattr(self, pspec.name)
def on_render(self, window, widget, background_area, cell_area, expose_area, flags):
r = self.renderer
r.props.pixbuf = self.pixbuf
r.render(window, widget, background_area, cell_area, expose_area, flags)
r.props.pixbuf = self.emblem
r.render(window, widget, background_area, cell_area, expose_area, flags)
def on_get_size(self, widget, cell_area):
if not hasattr(self, "size"):
r = self.renderer
r.props.pixbuf = self.pixbuf
self.size = r.get_size(widget, cell_area)
return self.size
################################################################################
#
# TypeFilter
#
################################################################################
class TypeFilter(object):
__slots__ = ("label", "filter", "active")
def __init__(self, label, active, filter):
self.label = label
self.active = active
self.filter = filter
################################################################################
#
# DirDiff
#
################################################################################
class DirDiff(melddoc.MeldDoc, gnomeglade.Component):
"""Two or three way diff of directories"""
def __init__(self, prefs, num_panes):
melddoc.MeldDoc.__init__(self, prefs)
gnomeglade.Component.__init__(self, paths.ui_dir("dirdiff.glade"), "dirdiff")
actions = (
("DirCompare", gtk.STOCK_DIALOG_INFO, _("_Compare"), None, _("Compare selected"), self.on_button_diff_clicked),
("DirCopyLeft", gtk.STOCK_GO_BACK, _("Left"), None, _("Copy To Left"), self.on_button_copy_left_clicked),
("DirCopyRight", gtk.STOCK_GO_FORWARD, _("Right"), None, _("Copy To Right"), self.on_button_copy_right_clicked),
("DirDelete", gtk.STOCK_DELETE, None, None, _("Delete selected"), self.on_button_delete_clicked),
("Hide", gtk.STOCK_NO, _("Hide"), None, _("Hide selected"), self.on_filter_hide_current_clicked),
("DirOpen", gtk.STOCK_OPEN, None, None, _("Open selected"), self.on_button_open_clicked),
)
toggleactions = (
("IgnoreCase", gtk.STOCK_ITALIC, _("Case"), None, _("Ignore case of entries"), self.on_button_ignore_case_toggled, False),
("ShowSame", gtk.STOCK_APPLY, _("Same"), None, _("Show identical"), self.on_filter_state_normal_toggled, True),
("ShowNew", gtk.STOCK_ADD, _("New"), None, _("Show new"), self.on_filter_state_new_toggled, True),
("ShowModified", gtk.STOCK_REMOVE, _("Modified"), None, _("Show modified"), self.on_filter_state_modified_toggled, True),
("CustomFilterMenu", None, _("Filters"), None, _("Set active filters"), self.on_custom_filter_menu_toggled, False),
)
self.ui_file = paths.ui_dir("dirdiff-ui.xml")
self.actiongroup = gtk.ActionGroup('DirdiffToolbarActions')
self.actiongroup.set_translation_domain("meld")
self.actiongroup.add_actions(actions)
self.actiongroup.add_toggle_actions(toggleactions)
self.create_name_filters()
for button in ("DirCompare", "DirCopyLeft", "DirCopyRight",
"DirDelete", "Hide", "IgnoreCase", "ShowSame",
"ShowNew", "ShowModified", "CustomFilterMenu"):
self.actiongroup.get_action(button).props.is_important = True
self.map_widgets_into_lists( ["treeview", "fileentry", "diffmap", "scrolledwindow", "linkmap"] )
self.set_num_panes(num_panes)
self.focus_in_events = []
self.focus_out_events = []
for treeview in self.treeview:
handler_id = treeview.connect("focus-in-event", self.on_treeview_focus_in_event)
self.focus_in_events.append(handler_id)
handler_id = treeview.connect("focus-out-event", self.on_treeview_focus_out_event)
self.focus_out_events.append(handler_id)
self.on_treeview_focus_out_event(None, None)
self.treeview_focussed = None
for i in range(3):
self.treeview[i].get_selection().set_mode(gtk.SELECTION_MULTIPLE)
column = gtk.TreeViewColumn()
rentext = gtk.CellRendererText()
renicon = EmblemCellRenderer()
column.pack_start(renicon, expand=0)
column.pack_start(rentext, expand=1)
column.set_attributes(renicon, pixbuf=self.model.column_index(tree.COL_ICON,i),
emblem=self.model.column_index(COL_EMBLEM,i))
column.set_attributes(rentext, markup=self.model.column_index(tree.COL_TEXT,i))
self.treeview[i].append_column(column)
self.scrolledwindow[i].get_vadjustment().connect("value-changed", self._sync_vscroll )
self.scrolledwindow[i].get_hadjustment().connect("value-changed", self._sync_hscroll )
self.linediffs = [[], []]
self.state_filters = [
tree.STATE_NORMAL,
tree.STATE_MODIFIED,
tree.STATE_NEW,
]
self.update_regexes()
def update_regexes(self):
self.regexes = []
for r in [ misc.ListItem(i) for i in self.prefs.regexes.split("\n") ]:
if r.active:
try:
self.regexes.append( re.compile(r.value+"(?m)") )
except re.error:
misc.run_dialog(
text=_("Error converting pattern '%s' to regular expression") % r.value )
def _custom_popup_deactivated(self, popup):
self.filter_menu_button.set_active(False)
def on_custom_filter_menu_toggled(self, item):
if item.get_active():
self.custom_popup.connect("deactivate", self._custom_popup_deactivated)
self.custom_popup.popup(None, None, misc.position_menu_under_widget,
1, gtk.get_current_event_time(), self.filter_menu_button)
def on_container_switch_in_event(self, ui):
melddoc.MeldDoc.on_container_switch_in_event(self, ui)
ui.insert_action_group(self.filter_actiongroup, -1)
self.custom_merge_id = ui.new_merge_id()
for x in self.filter_ui:
ui.add_ui(self.custom_merge_id, *x)
self.popup_deactivate_id = self.popup_menu.connect("deactivate", self.on_popup_deactivate_event)
self.custom_popup = ui.get_widget("/CustomPopup")
self.filter_menu_button = ui.get_widget("/Toolbar/FilterActions/CustomFilterMenu")
label = misc.make_tool_button_widget(self.filter_menu_button.props.label)
self.filter_menu_button.set_label_widget(label)
if self.treeview_focussed:
self.scheduler.add_task(self.treeview_focussed.grab_focus)
self.scheduler.add_task(self.on_treeview_cursor_changed)
def on_container_switch_out_event(self, ui):
self.popup_menu.disconnect(self.popup_deactivate_id)
ui.remove_ui(self.custom_merge_id)
ui.remove_action_group(self.filter_actiongroup)
melddoc.MeldDoc.on_container_switch_out_event(self, ui)
def create_name_filters(self):
self.name_filters_available = []
for f in [misc.ListItem(s) for s in self.prefs.filters.split("\n") ]:
bits = f.value.split()
if len(bits) > 1:
regex = "(%s)$" % "|".join( [misc.shell_to_regex(b)[:-1] for b in bits] )
elif len(bits):
regex = misc.shell_to_regex(bits[0])
else: # an empty pattern would match anything, skip it
continue
try:
cregex = re.compile(regex)
except re.error:
misc.run_dialog( _("Error converting pattern '%s' to regular expression") % f.value, self )
else:
func = lambda x, r=cregex : r.match(x) == None
self.name_filters_available.append( TypeFilter(f.name, f.active, func) )
self.name_filters = [f for f in self.name_filters_available if f.active]
actions = []
self.filter_ui = []
for i,f in enumerate(self.name_filters_available):
name = "Hide%d" % i
callback = lambda b, i=i: self._update_name_filter(b, i)
actions.append((name, None, f.label, None, _("Hide %s") % f.label, callback, f.active))
self.filter_ui.append(["/CustomPopup" , name, name, gtk.UI_MANAGER_MENUITEM, False])
self.filter_ui.append(["/Menubar/ViewMenu/FileFilters" , name, name, gtk.UI_MANAGER_MENUITEM, False])
self.filter_actiongroup = gtk.ActionGroup("DirdiffFilterActions")
self.filter_actiongroup.add_toggle_actions(actions)
def on_preference_changed(self, key, value):
if key == "regexes":
self.update_regexes()
def _do_to_others(self, master, objects, methodname, args):
if not hasattr(self, "do_to_others_lock"):
self.do_to_others_lock = 1
try:
for o in filter(lambda x:x!=master, objects[:self.num_panes]):
method = getattr(o,methodname)
method(*args)
finally:
delattr(self, "do_to_others_lock")
def _sync_vscroll(self, adjustment):
adjs = map(lambda x: x.get_vadjustment(), self.scrolledwindow)
self._do_to_others( adjustment, adjs, "set_value", (adjustment.value,) )
def _sync_hscroll(self, adjustment):
adjs = map(lambda x: x.get_hadjustment(), self.scrolledwindow)
self._do_to_others( adjustment, adjs, "set_value", (adjustment.value,) )
def _get_focused_pane(self):
focus = [ t.is_focus() for t in self.treeview ]
try:
return focus.index(1)
except ValueError:
return None
def file_deleted(self, path, pane):
# is file still extant in other pane?
it = self.model.get_iter(path)
files = self.model.value_paths(it)
is_present = [ os.path.exists(f) for f in files ]
if 1 in is_present:
self._update_item_state(it)
else: # nope its gone
self.model.remove(it)
self._update_diffmaps()
def file_created(self, path, pane):
it = self.model.get_iter(path)
while it and self.model.get_path(it) != (0,):
self._update_item_state( it )
it = self.model.iter_parent(it)
self._update_diffmaps()
def on_fileentry_activate(self, entry):
locs = [e.get_full_path() for e in self.fileentry[:self.num_panes]]
self.set_locations(locs)
def set_locations(self, locations):
self.set_num_panes(len(locations))
locations = [os.path.abspath(l or ".") for l in locations]
self.model.clear()
for pane, loc in enumerate(locations):
self.fileentry[pane].set_filename(loc)
self.fileentry[pane].prepend_history(loc)
child = self.model.add_entries(None, locations)
self.treeview0.grab_focus()
self._update_item_state(child)
self.recompute_label()
self.scheduler.remove_all_tasks()
self.recursively_update( (0,) )
def recursively_update( self, path ):
"""Recursively update from tree path 'path'.
"""
it = self.model.get_iter( path )
child = self.model.iter_children( it )
while child:
self.model.remove(child)
child = self.model.iter_children( it )
self._update_item_state(it)
self.scheduler.add_task( self._search_recursively_iter( path ).next )
def _search_recursively_iter(self, rootpath):
self.actiongroup.get_action("Hide").set_sensitive(False)
yield _("[%s] Scanning %s") % (self.label_text, "")
prefixlen = 1 + len( self.model.value_path( self.model.get_iter(rootpath), 0 ) )
symlinks_followed = {} # only follow symlinks once
todo = [ rootpath ]
expanded = {}
while len(todo):
todo.sort() # depth first
path = todo.pop(0)
it = self.model.get_iter( path )
roots = self.model.value_paths( it )
yield _("[%s] Scanning %s") % (self.label_text, roots[0][prefixlen:])
differences = [0]
if not self.actiongroup.get_action("IgnoreCase").get_active():
class accum(object):
def __init__(self, parent, roots):
self.items = []
self.n = parent.num_panes
def add(self, pane, items):
self.items.extend(items)
def get(self):
return [(i,) * self.n for i in sorted(set(self.items))]
else:
canonicalize = lambda x : x.lower()
class accum(object):
def __init__(self, parent, roots):
self.items = {} # map canonical names to realnames
self.bad = []
self.parent = parent
self.roots = roots
self.default = [None] * self.parent.num_panes
def add(self, pane, items):
for i in items:
ci = canonicalize(i)
try:
assert self.items[ ci ][pane] == None
except KeyError:
self.items[ ci ] = self.default[:]
self.items[ ci ][pane] = i
except AssertionError:
self.bad.append( _("'%s' hidden by '%s'") %
( os.path.join(self.roots[pane], i), self.items[ ci ][pane]) )
else:
self.items[ ci ][pane] = i
def get(self):
if len(self.bad):
misc.run_dialog(_("You are running a case insensitive comparison on"
" a case sensitive filesystem. Some files are not visible:\n%s")
% "\n".join( self.bad ), self.parent )
keys = self.items.keys()
keys.sort()
def fixup(tuples): # replace None with a usable label
def first_nonempty(seq):
for s in seq:
if s: return s
return tuple([t or first_nonempty(tuples) for t in tuples])
return [fixup(self.items[k]) for k in keys]
accumdirs = accum(self, roots)
accumfiles = accum(self, roots)
for pane, root in enumerate(roots):
if os.path.isdir( root ):
try:
entries = os.listdir( root )
except OSError, err:
self.model.add_error( it, err.strerror, pane )
differences = [1]
else:
for f in self.name_filters:
entries = filter(f.filter, entries)
files = []
dirs = []
for e in entries:
try: # Necessary for some broken symlink cases; see bgo#585895
s = os.lstat(os.path.join(root, e))
except OSError, err:
print "Ignoring OS error: %s" % err
continue
if stat.S_ISLNK(s.st_mode):
if not self.prefs.ignore_symlinks:
key = (s.st_dev, s.st_ino)
if symlinks_followed.get( key, 0 ) == 0:
symlinks_followed[key] = 1
try:
s = os.stat(os.path.join(root, e))
except OSError, err:
print "ignoring dangling symlink", e
else:
if stat.S_ISREG(s.st_mode):
files.append(e)
elif stat.S_ISDIR(s.st_mode):
dirs.append(e)
elif stat.S_ISREG(s.st_mode):
files.append(e)
elif stat.S_ISDIR(s.st_mode):
dirs.append(e)
accumfiles.add( pane, files )
accumdirs.add( pane, dirs )
alldirs = accumdirs.get()
allfiles = self._filter_on_state( roots, accumfiles.get() )
# then directories and files
if len(alldirs) + len(allfiles) != 0:
def add_entry(names):
child = self.model.add_entries(it, [os.path.join(r, n) for r, n in zip(roots, names)])
differences[0] |= self._update_item_state(child)
return child
map(lambda x : todo.append( self.model.get_path(add_entry(x))), alldirs )
map(add_entry, allfiles)
else: # directory is empty, add a placeholder
self.model.add_empty(it)
if differences[0]:
expanded[path] = False
for path in sorted(expanded.keys()):
start = path[:]
while len(start) and not expanded.get(start,False):
start = start[:-1]
level = len(start)
while level < len(path):
level += 1
cur = path[:level]
expanded[cur] = True
self.treeview[0].expand_row( cur, 0)
yield _("[%s] Done") % self.label_text
self.actiongroup.get_action("Hide").set_sensitive(True)
def launch_comparison(self, it, pane, force=1):
"""Launch comparison at 'it'.
If it is a file we launch a diff.
If it is a folder we recursively open diffs for each non equal file.
"""
paths = filter(os.path.exists, self.model.value_paths(it))
self.emit("create-diff", paths)
def launch_comparisons_on_selected(self):
"""Launch comparisons on all selected elements.
"""
pane = self._get_focused_pane()
if pane != None:
selected = self._get_selected_paths(pane)
get_iter = self.model.get_iter
for s in selected:
self.launch_comparison( get_iter(s), pane )
def copy_selected(self, direction):
assert direction in (-1,1)
src_pane = self._get_focused_pane()
if src_pane != None:
dst_pane = src_pane + direction
assert dst_pane >= 0 and dst_pane < self.num_panes
paths = self._get_selected_paths(src_pane)
paths.reverse()
model = self.model
for path in paths: #filter(lambda x: x.name!=None, sel):
it = model.get_iter(path)
name = model.value_path(it, src_pane)
if name == None:
continue
src = model.value_path(it, src_pane)
dst = model.value_path(it, dst_pane)
try:
if os.path.isfile(src):
dstdir = os.path.dirname( dst )
if not os.path.exists( dstdir ):
os.makedirs( dstdir )
misc.copy2( src, dstdir )
self.file_created( path, dst_pane)
elif os.path.isdir(src):
if os.path.exists(dst):
if misc.run_dialog( _("'%s' exists.\nOverwrite?") % os.path.basename(dst),
parent = self,
buttonstype = gtk.BUTTONS_OK_CANCEL) != gtk.RESPONSE_OK:
continue
misc.copytree(src, dst)
self.recursively_update( path )
except (OSError,IOError), e:
misc.run_dialog(_("Error copying '%s' to '%s'\n\n%s.") % (src, dst,e), self)
def delete_selected(self):
"""Delete all selected files/folders recursively.
"""
# reverse so paths dont get changed
pane = self._get_focused_pane()
if pane != None:
paths = self._get_selected_paths(pane)
paths.reverse()
for path in paths:
it = self.model.get_iter(path)
name = self.model.value_path(it, pane)
try:
if os.path.isfile(name):
os.remove(name)
self.file_deleted( path, pane)
elif os.path.isdir(name):
if misc.run_dialog(_("'%s' is a directory.\nRemove recursively?") % os.path.basename(name),
parent = self,
buttonstype=gtk.BUTTONS_OK_CANCEL) == gtk.RESPONSE_OK:
shutil.rmtree(name)
self.recursively_update( path )
self.file_deleted( path, pane)
except OSError, e:
misc.run_dialog(_("Error removing %s\n\n%s.") % (name,e), parent = self)
def on_treeview_cursor_changed(self, *args):
pane = self._get_focused_pane()
if pane == None: return
paths = self._get_selected_paths(pane)
if len(paths) > 0:
def rwx(mode):
return "".join( [ ((mode& (1<<i)) and "xwr"[i%3] or "-") for i in range(8,-1,-1) ] )
def nice(deltat):
times = (
(60, lambda n: ngettext("%i second","%i seconds",n)),
(60, lambda n: ngettext("%i minute","%i minutes",n)),
(24, lambda n: ngettext("%i hour","%i hours",n)),
( 7, lambda n: ngettext("%i day","%i days",n)),
( 4, lambda n: ngettext("%i week","%i weeks",n)),
(12, lambda n: ngettext("%i month","%i months",n)),
(100,lambda n: ngettext("%i year","%i years",n)) )
for units, msg in times:
if abs(int(deltat)) < 5 * units:
return msg(int(deltat)) % int(deltat)
deltat /= units
fname = self.model.value_path( self.model.get_iter(paths[0]), pane )
try:
stat = os.stat(fname)
except OSError:
self.emit("status-changed", "" )
else:
self.emit("status-changed", "%s : %s" % (rwx(stat.st_mode), nice(time.time() - stat.st_mtime) ) )
def on_treeview_key_press_event(self, view, event):
pane = self.treeview.index(view)
tree = None
if gtk.keysyms.Right == event.keyval:
if pane+1 < self.num_panes:
tree = self.treeview[pane+1]
elif gtk.keysyms.Left == event.keyval:
if pane-1 >= 0:
tree = self.treeview[pane-1]
if tree != None:
paths = self._get_selected_paths(pane)
view.get_selection().unselect_all()
tree.grab_focus()
tree.get_selection().unselect_all()
if len(paths):
tree.set_cursor(paths[0])
for p in paths:
tree.get_selection().select_path(p)
tree.emit("cursor-changed")
return event.keyval in (gtk.keysyms.Left, gtk.keysyms.Right) #handled
def on_treeview_row_activated(self, view, path, column):
pane = self.treeview.index(view)
allrows = self.model.value_paths(self.model.get_iter(path))
# Click a file: compare; click a directory: expand; click a missing
# entry: check the next neighbouring entry
pane_ordering = ((0, 1, 2), (1, 2, 0), (2, 1, 0))
for p in pane_ordering[pane]:
if p < self.num_panes and os.path.exists(allrows[p]):
pane = p
break
if os.path.isfile(allrows[pane]):
self.emit("create-diff", [r for r in allrows if os.path.isfile(r)])
elif os.path.isdir(allrows[pane]):
if view.row_expanded(path):
view.collapse_row(path)
else:
view.expand_row(path, False)
def on_treeview_row_expanded(self, view, it, path):
self._do_to_others(view, self.treeview, "expand_row", (path,0) )
self._update_diffmaps()
def on_treeview_row_collapsed(self, view, me, path):
self._do_to_others(view, self.treeview, "collapse_row", (path,) )
self._update_diffmaps()
def on_popup_deactivate_event(self, popup):
for (treeview, inid, outid) in zip(self.treeview, self.focus_in_events, self.focus_out_events):
treeview.handler_unblock(inid)
treeview.handler_unblock(outid)
def on_treeview_focus_in_event(self, tree, event):
self.treeview_focussed = tree
pane = self.treeview.index(tree)
self.actiongroup.get_action("DirCopyLeft").set_sensitive(pane > 0)
self.actiongroup.get_action("DirCopyRight").set_sensitive(pane+1 < self.num_panes)
self.actiongroup.get_action("DirDelete").set_sensitive(True)
tree.emit("cursor-changed")
def on_treeview_focus_out_event(self, tree, event):
self.actiongroup.get_action("DirCopyLeft").set_sensitive(False)
self.actiongroup.get_action("DirCopyRight").set_sensitive(False)
self.actiongroup.get_action("DirDelete").set_sensitive(False)
#
# Toolbar handlers
#
def on_button_diff_clicked(self, button):
self.launch_comparisons_on_selected()
def on_button_copy_left_clicked(self, button):
self.copy_selected(-1)
def on_button_copy_right_clicked(self, button):
self.copy_selected(1)
def on_button_delete_clicked(self, button):
self.delete_selected()
def on_button_open_clicked(self, button):
pane = self._get_focused_pane()
if pane != None:
m = self.model
files = [ m.value_path( m.get_iter(p), pane ) for p in self._get_selected_paths(pane) ]
self._open_files(files)
def on_button_ignore_case_toggled(self, button):
self.refresh()
def _update_state_filter(self, state, active):
assert state in (tree.STATE_NEW, tree.STATE_MODIFIED, tree.STATE_NORMAL)
try:
self.state_filters.remove( state )
except ValueError:
pass
if active:
self.state_filters.append( state )
self.refresh()
def on_filter_state_normal_toggled(self, button):
self._update_state_filter( tree.STATE_NORMAL, button.get_active() )
def on_filter_state_new_toggled(self, button):
self._update_state_filter( tree.STATE_NEW, button.get_active() )
def on_filter_state_modified_toggled(self, button):
self._update_state_filter( tree.STATE_MODIFIED, button.get_active() )
def _update_name_filter(self, button, idx):
for i in range(len(self.name_filters)):
if self.name_filters[i] == self.name_filters_available[idx]:
self.name_filters.pop(i)
break
if button.get_active():
self.name_filters.append( self.name_filters_available[idx] )
self.refresh()
def on_filter_hide_current_clicked(self, button):
pane = self._get_focused_pane()
if pane != None:
paths = self._get_selected_paths(pane)
paths.reverse()
for p in paths:
self.model.remove( self.model.get_iter(p) )
#
# Selection
#
def _get_selected_paths(self, pane):
assert pane != None
return self.treeview[pane].get_selection().get_selected_rows()[1]
#
# Filtering
#
def _filter_on_state(self, roots, fileslist):
"""Get state of 'files' for filtering purposes.
Returns STATE_NORMAL, STATE_NEW or STATE_MODIFIED
roots - array of root directories
fileslist - array of filename tuples of length len(roots)
"""
assert len(roots) == self.model.ntree
ret = []
for files in fileslist:
curfiles = [ os.path.join( r, f ) for r,f in zip(roots,files) ]
is_present = [ os.path.exists( f ) for f in curfiles ]
all_present = 0 not in is_present
if all_present:
if _files_same( curfiles, self.regexes ):
state = tree.STATE_NORMAL
else:
state = tree.STATE_MODIFIED
else:
state = tree.STATE_NEW
if state in self.state_filters:
ret.append( files )
return ret
def _update_item_state(self, it):
"""Update the state of the item at 'it'
"""
files = self.model.value_paths(it)
def mtime(f):
try:
return os.stat(f).st_mtime
except OSError:
return 0
# find the newest file, checking also that they differ
mod_times = [ mtime(f) for f in files[:self.num_panes] ]
newest_index = mod_times.index( max(mod_times) )
if mod_times.count( max(mod_times) ) == len(mod_times):
newest_index = -1 # all same
all_present = 0 not in mod_times
if all_present:
all_same = _files_same( files, self.regexes )
all_present_same = all_same
else:
lof = []
for j in range(len(mod_times)):
if mod_times[j]:
lof.append( files[j] )
all_same = 0
all_present_same = _files_same( lof, self.regexes )
different = 1
one_isdir = [None for i in range(self.model.ntree)]
for j in range(self.model.ntree):
if mod_times[j]:
isdir = os.path.isdir( files[j] )
if all_same == 1:
self.model.set_state(it, j, tree.STATE_NORMAL, isdir)
different = 0
elif all_same == 2:
self.model.set_state(it, j, tree.STATE_NOCHANGE, isdir)
different = 0
elif all_present_same:
self.model.set_state(it, j, tree.STATE_NEW, isdir)
else:
self.model.set_state(it, j, tree.STATE_MODIFIED, isdir)
self.model.set_value(it,
self.model.column_index(COL_EMBLEM, j),
j == newest_index and pixbuf_newer or None)
one_isdir[j] = isdir
for j in range(self.model.ntree):
if not mod_times[j]:
self.model.set_state(it, j, tree.STATE_MISSING, True in one_isdir)
return different
def popup_in_pane(self, pane):
for (treeview, inid, outid) in zip(self.treeview, self.focus_in_events, self.focus_out_events):
treeview.handler_block(inid)
treeview.handler_block(outid)
self.actiongroup.get_action("DirCopyLeft").set_sensitive(pane > 0)
self.actiongroup.get_action("DirCopyRight").set_sensitive(pane+1 < self.num_panes)
self.popup_menu.popup(None, None, None, 3, gtk.get_current_event_time())
def on_treeview_button_press_event(self, treeview, event):
# unselect other panes
for t in filter(lambda x:x!=treeview, self.treeview[:self.num_panes]):
t.get_selection().unselect_all()
if event.button == 3:
try:
path, col, cellx, celly = treeview.get_path_at_pos( int(event.x), int(event.y) )
except TypeError:
pass # clicked outside tree
else:
treeview.grab_focus()
selected = self._get_selected_paths( self.treeview.index(treeview) )
if len(selected) <= 1 and event.state == 0:
treeview.set_cursor( path, col, 0)
self.popup_in_pane( self.treeview.index(treeview) )
return event.state==0
return 0
def set_num_panes(self, n):
if n != self.num_panes and n in (1,2,3):
self.model = DirDiffTreeStore(n)
for i in range(n):
self.treeview[i].set_model(self.model)
toshow = self.scrolledwindow[:n] + self.fileentry[:n]
toshow += self.linkmap[:n-1] + self.diffmap[:n]
map( lambda x: x.show(), toshow )
tohide = self.scrolledwindow[n:] + self.fileentry[n:]
tohide += self.linkmap[n-1:] + self.diffmap[n:]
map( lambda x: x.hide(), tohide )
if self.num_panes != 0: # not first time through
self.num_panes = n
self.on_fileentry_activate(None)
else:
self.num_panes = n
def refresh(self):
root = self.model.get_iter_root()
if root:
roots = self.model.value_paths(root)
self.set_locations( roots )
def recompute_label(self):
root = self.model.get_iter_root()
filenames = self.model.value_paths(root)
shortnames = misc.shorten_names(*filenames)
self.label_text = " : ".join(shortnames)
self.label_changed()
def _update_diffmaps(self):
self.diffmap[0].queue_draw()
self.diffmap[1].queue_draw()
def on_diffmap_expose_event(self, area, event):
diffmapindex = self.diffmap.index(area)
treeindex = (0, self.num_panes-1)[diffmapindex]
treeview = self.treeview[treeindex]
def traverse_states(root):
todo = [root]
model = self.model
while len(todo):
it = todo.pop(0)
#print model.value_path(it, treeindex), model.get_state(it, treeindex)
yield model.get_state(it, treeindex)
path = model.get_path(it)
if treeview.row_expanded(path):
children = []
child = model.iter_children(it)
while child:
children.append(child)
child = model.iter_next(child)
todo = children + todo
yield None # end marker
chunks = []
laststate = None
lastlines = 0
numlines = -1
for state in traverse_states( self.model.get_iter_root() ):
if state != laststate:
chunks.append( (lastlines, laststate) )
laststate = state
lastlines = 1
else:
lastlines += 1
numlines += 1
if not hasattr(area, "meldgc"):
assert area.window
gcd = area.window.new_gc()
gcd.set_rgb_fg_color( gdk.color_parse(self.prefs.color_delete_bg) )
gcc = area.window.new_gc()
gcc.set_rgb_fg_color( gdk.color_parse(self.prefs.color_replace_bg) )
gce = area.window.new_gc()
gce.set_rgb_fg_color( gdk.color_parse("yellow") )
gcm = area.window.new_gc()
gcm.set_rgb_fg_color( gdk.color_parse("white") )
gcb = area.window.new_gc()
gcb.set_rgb_fg_color( gdk.color_parse("black") )
area.meldgc = [None, # ignore
None, # none
None, # normal
None, # nochange
gce, # error
None, # empty
gcd, # new
gcc, # modified
gcc, # conflict
gcc, # removed
gcm, # missing
gcb ] # border
assert len(area.meldgc) - 1 == tree.STATE_MAX
#TODO need gutter of scrollbar - how do we get that?
size_of_arrow = 14
hperline = float( area.get_allocation().height - 3*size_of_arrow) / numlines
scaleit = lambda x,s=hperline,o=size_of_arrow: x*s+o
x0 = 4
x1 = area.get_allocation().width - 2*x0
window = area.window
window.clear()
start = 0
for c in chunks[1:]:
end = start + c[0]
s,e = [int(x) for x in (math.floor(scaleit(start)), math.ceil(scaleit(end))) ]
gc = area.meldgc[ int(c[1]) ]
if gc:
window.draw_rectangle( gc, 1, x0, s, x1, e-s)
window.draw_rectangle( area.meldgc[-1], 0, x0, s, x1, e-s)
start = end
def on_diffmap_button_press_event(self, area, event):
#TODO need gutter of scrollbar - how do we get that?
if event.button == 1:
size_of_arrow = 14
diffmapindex = self.diffmap.index(area)
index = (0, self.num_panes-1)[diffmapindex]
height = area.get_allocation().height
fraction = (event.y - size_of_arrow) / (height - 3.75*size_of_arrow)
adj = self.scrolledwindow[index].get_vadjustment()
val = fraction * adj.upper - adj.page_size/2
upper = adj.upper - adj.page_size
adj.set_value( max( min(upper, val), 0) )
return 1
return 0
def on_file_changed(self, changed_filename):
"""When a file has changed, try to find it in our tree
and update its status if necessary
"""
model = self.model
changed_paths = []
# search each panes tree for changed_filename
for pane in range(self.num_panes):
it = model.get_iter_root()
current = model.value_path(it, pane).split(os.sep)
changed = changed_filename.split(os.sep)
# early exit. does filename begin with root?
try:
if changed[:len(current)] != current:
continue
except IndexError:
continue
changed = changed[len(current):]
# search the tree component at a time
for component in changed:
child = model.iter_children( it )
while child:
name = os.path.basename(model.value_path(child, pane))
if component == name : # found it
it = child
break
else: