/usr/lib/python2.7/dist-packages/meld/meldwindow.py is in meld 3.14.2-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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# Copyright (C) 2010-2013 Kai Willadsen <kai.willadsen@gmail.com>
#
# 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, see <http://www.gnu.org/licenses/>.
import os
from gi.repository import Gdk
from gi.repository import Gio
from gi.repository import GLib
from gi.repository import Gtk
from . import dirdiff
from . import filediff
from . import filemerge
from . import melddoc
from . import newdifftab
from . import recent
from . import task
from . import vcview
from .ui import gnomeglade
from .ui import notebooklabel
from .util.compat import string_types
from meld.conf import _
from meld.recent import recent_comparisons
from meld.settings import interface_settings, settings
class MeldWindow(gnomeglade.Component):
def __init__(self):
gnomeglade.Component.__init__(self, "meldapp.ui", "meldapp")
self.widget.set_name("meldapp")
actions = (
("FileMenu", None, _("_File")),
("New", Gtk.STOCK_NEW, _("_New Comparison..."), "<control>N",
_("Start a new comparison"),
self.on_menu_file_new_activate),
("Save", Gtk.STOCK_SAVE, None, None,
_("Save the current file"),
self.on_menu_save_activate),
("SaveAs", Gtk.STOCK_SAVE_AS, _("Save As..."), "<control><shift>S",
_("Save the current file with a different name"),
self.on_menu_save_as_activate),
("Close", Gtk.STOCK_CLOSE, None, None,
_("Close the current file"),
self.on_menu_close_activate),
("EditMenu", None, _("_Edit")),
("Undo", Gtk.STOCK_UNDO, None, "<control>Z",
_("Undo the last action"),
self.on_menu_undo_activate),
("Redo", Gtk.STOCK_REDO, None, "<control><shift>Z",
_("Redo the last undone action"),
self.on_menu_redo_activate),
("Cut", Gtk.STOCK_CUT, None, None, _("Cut the selection"),
self.on_menu_cut_activate),
("Copy", Gtk.STOCK_COPY, None, None, _("Copy the selection"),
self.on_menu_copy_activate),
("Paste", Gtk.STOCK_PASTE, None, None, _("Paste the clipboard"),
self.on_menu_paste_activate),
("Find", Gtk.STOCK_FIND, _("Find..."), None, _("Search for text"),
self.on_menu_find_activate),
("FindNext", None, _("Find Ne_xt"), "<control>G",
_("Search forwards for the same text"),
self.on_menu_find_next_activate),
("FindPrevious", None, _("Find _Previous"), "<control><shift>G",
_("Search backwards for the same text"),
self.on_menu_find_previous_activate),
("Replace", Gtk.STOCK_FIND_AND_REPLACE,
_("_Replace..."), "<control>H",
_("Find and replace text"),
self.on_menu_replace_activate),
("ChangesMenu", None, _("_Changes")),
("NextChange", Gtk.STOCK_GO_DOWN, _("Next Change"), "<Alt>Down",
_("Go to the next change"),
self.on_menu_edit_down_activate),
("PrevChange", Gtk.STOCK_GO_UP, _("Previous Change"), "<Alt>Up",
_("Go to the previous change"),
self.on_menu_edit_up_activate),
("OpenExternal", None, _("Open Externally"), None,
_("Open selected file or directory in the default external "
"application"),
self.on_open_external),
("ViewMenu", None, _("_View")),
("FileStatus", None, _("File Status")),
("VcStatus", None, _("Version Status")),
("FileFilters", None, _("File Filters")),
("Stop", Gtk.STOCK_STOP, None, "Escape",
_("Stop the current action"),
self.on_toolbar_stop_clicked),
("Refresh", Gtk.STOCK_REFRESH, None, "<control>R",
_("Refresh the view"),
self.on_menu_refresh_activate),
("TabMenu", None, _("_Tabs")),
("PrevTab", None, _("_Previous Tab"), "<Ctrl><Alt>Page_Up",
_("Activate previous tab"),
self.on_prev_tab),
("NextTab", None, _("_Next Tab"), "<Ctrl><Alt>Page_Down",
_("Activate next tab"),
self.on_next_tab),
("MoveTabPrev", None,
_("Move Tab _Left"), "<Ctrl><Alt><Shift>Page_Up",
_("Move current tab to left"),
self.on_move_tab_prev),
("MoveTabNext", None,
_("Move Tab _Right"), "<Ctrl><Alt><Shift>Page_Down",
_("Move current tab to right"),
self.on_move_tab_next),
)
toggleactions = (
("Fullscreen", None, _("Fullscreen"), "F11",
_("View the comparison in fullscreen"),
self.on_action_fullscreen_toggled, False),
("ToolbarVisible", None, _("_Toolbar"), None,
_("Show or hide the toolbar"),
None, True),
)
ui_file = gnomeglade.ui_file("meldapp-ui.xml")
self.actiongroup = Gtk.ActionGroup(name='MainActions')
self.actiongroup.set_translation_domain("meld")
self.actiongroup.add_actions(actions)
self.actiongroup.add_toggle_actions(toggleactions)
recent_action = Gtk.RecentAction(name="Recent", label=_("Open Recent"),
tooltip=_("Open recent files"), stock_id=None)
recent_action.set_show_private(True)
recent_action.set_filter(recent_comparisons.recent_filter)
recent_action.set_sort_type(Gtk.RecentSortType.MRU)
recent_action.connect("item-activated", self.on_action_recent)
self.actiongroup.add_action(recent_action)
self.ui = Gtk.UIManager()
self.ui.insert_action_group(self.actiongroup, 0)
self.ui.add_ui_from_file(ui_file)
# Manually handle shells that don't show an application menu
gtk_settings = Gtk.Settings.get_default()
if not gtk_settings.props.gtk_shell_shows_app_menu:
from meldapp import app
def make_app_action(name):
def app_action(*args):
app.lookup_action(name).activate(None)
return app_action
app_actions = (
("AppMenu", None, _("_Meld")),
("Quit", Gtk.STOCK_QUIT, None, None, _("Quit the program"),
make_app_action('quit')),
("Preferences", Gtk.STOCK_PREFERENCES, _("Prefere_nces"), None,
_("Configure the application"),
make_app_action('preferences')),
("Help", Gtk.STOCK_HELP, _("_Contents"), "F1",
_("Open the Meld manual"), make_app_action('help')),
("About", Gtk.STOCK_ABOUT, None, None,
_("About this application"), make_app_action('about')),
)
app_actiongroup = Gtk.ActionGroup(name="AppActions")
app_actiongroup.set_translation_domain("meld")
app_actiongroup.add_actions(app_actions)
self.ui.insert_action_group(app_actiongroup, 0)
ui_file = gnomeglade.ui_file("appmenu-fallback.xml")
self.ui.add_ui_from_file(ui_file)
self.widget.set_show_menubar(False)
self.tab_switch_actiongroup = None
self.tab_switch_merge_id = None
for menuitem in ("Save", "Undo"):
self.actiongroup.get_action(menuitem).props.is_important = True
self.widget.add_accel_group(self.ui.get_accel_group())
self.menubar = self.ui.get_widget('/Menubar')
self.toolbar = self.ui.get_widget('/Toolbar')
self.toolbar.get_style_context().add_class(
Gtk.STYLE_CLASS_PRIMARY_TOOLBAR)
settings.bind('toolbar-visible',
self.actiongroup.get_action('ToolbarVisible'), 'active',
Gio.SettingsBindFlags.DEFAULT)
settings.bind('toolbar-visible', self.toolbar, 'visible',
Gio.SettingsBindFlags.DEFAULT)
interface_settings.bind('toolbar-style', self.toolbar, 'toolbar-style',
Gio.SettingsBindFlags.DEFAULT)
# Add alternate keybindings for Prev/Next Change
accels = self.ui.get_accel_group()
(keyval, mask) = Gtk.accelerator_parse("<Ctrl>D")
accels.connect(keyval, mask, 0, self.on_menu_edit_down_activate)
(keyval, mask) = Gtk.accelerator_parse("<Ctrl>E")
accels.connect(keyval, mask, 0, self.on_menu_edit_up_activate)
(keyval, mask) = Gtk.accelerator_parse("F5")
accels.connect(keyval, mask, 0, self.on_menu_refresh_activate)
# Initialise sensitivity for important actions
self.actiongroup.get_action("Stop").set_sensitive(False)
self._update_page_action_sensitivity()
self.appvbox.pack_start(self.menubar, False, True, 0)
self.toolbar_holder.pack_start(self.toolbar, True, True, 0)
# Double toolbars to work around UIManager integration issues
self.secondary_toolbar = Gtk.Toolbar()
self.secondary_toolbar.get_style_context().add_class(
Gtk.STYLE_CLASS_PRIMARY_TOOLBAR)
self.toolbar_holder.pack_end(self.secondary_toolbar, False, True, 0)
toolbutton = Gtk.ToolItem()
self.spinner = Gtk.Spinner()
toolbutton.add(self.spinner)
self.secondary_toolbar.insert(toolbutton, -1)
# Set a minimum size because the spinner requests nothing
self.secondary_toolbar.set_size_request(30, -1)
self.secondary_toolbar.show_all()
self.widget.drag_dest_set(
Gtk.DestDefaults.MOTION | Gtk.DestDefaults.HIGHLIGHT |
Gtk.DestDefaults.DROP,
None, Gdk.DragAction.COPY)
self.widget.drag_dest_add_uri_targets()
self.widget.connect("drag_data_received",
self.on_widget_drag_data_received)
self.idle_hooked = 0
self.scheduler = task.LifoScheduler()
self.scheduler.connect("runnable", self.on_scheduler_runnable)
window_size = settings.get_value('window-size')
self.widget.set_default_size(window_size[0], window_size[1])
window_state = settings.get_string('window-state')
if window_state == 'maximized':
self.widget.maximize()
self.ui.ensure_update()
self.diff_handler = None
self.undo_handlers = tuple()
self.widget.connect('focus_in_event', self.on_focus_change)
self.widget.connect('focus_out_event', self.on_focus_change)
def on_focus_change(self, widget, event, callback_data=None):
for idx in range(self.notebook.get_n_pages()):
w = self.notebook.get_nth_page(idx)
if hasattr(w.pyobject, 'on_focus_change'):
w.pyobject.on_focus_change()
# Let the rest of the stack know about this event
return False
def on_widget_drag_data_received(self, wid, context, x, y, selection_data,
info, time):
if len(selection_data.get_uris()) != 0:
paths = []
for uri in selection_data.get_uris():
paths.append(Gio.File.new_for_uri(uri).get_path())
self.open_paths(paths)
return True
def on_idle(self):
ret = self.scheduler.iteration()
if ret and isinstance(ret, string_types):
self.spinner.set_tooltip_text(ret)
pending = self.scheduler.tasks_pending()
if not pending:
self.spinner.stop()
self.spinner.hide()
self.spinner.set_tooltip_text("")
self.idle_hooked = None
self.actiongroup.get_action("Stop").set_sensitive(False)
return pending
def on_scheduler_runnable(self, sched):
if not self.idle_hooked:
self.spinner.show()
self.spinner.start()
self.actiongroup.get_action("Stop").set_sensitive(True)
self.idle_hooked = GLib.idle_add(self.on_idle)
def on_delete_event(self, *extra):
# Delete pages from right-to-left. This ensures that if a version
# control page is open in the far left page, it will be closed last.
for c in reversed(self.notebook.get_children()):
page = c.pyobject
self.notebook.set_current_page(self.notebook.page_num(page.widget))
response = self.try_remove_page(page, appquit=1)
if response == Gtk.ResponseType.CANCEL:
return True
def has_pages(self):
return self.notebook.get_n_pages() > 0
def _update_page_action_sensitivity(self):
current_page = self.notebook.get_current_page()
have_prev_tab = current_page > 0
have_next_tab = current_page < self.notebook.get_n_pages() - 1
self.actiongroup.get_action("PrevTab").set_sensitive(have_prev_tab)
self.actiongroup.get_action("NextTab").set_sensitive(have_next_tab)
self.actiongroup.get_action("MoveTabPrev").set_sensitive(have_prev_tab)
self.actiongroup.get_action("MoveTabNext").set_sensitive(have_next_tab)
if current_page != -1:
page = self.notebook.get_nth_page(current_page).pyobject
else:
page = None
self.actiongroup.get_action("Close").set_sensitive(bool(page))
if not isinstance(page, melddoc.MeldDoc):
for action in ("PrevChange", "NextChange", "Cut", "Copy", "Paste",
"Find", "FindNext", "FindPrevious", "Replace",
"Refresh"):
self.actiongroup.get_action(action).set_sensitive(False)
else:
for action in ("Find", "Refresh"):
self.actiongroup.get_action(action).set_sensitive(True)
is_filediff = isinstance(page, filediff.FileDiff)
for action in ("Cut", "Copy", "Paste", "FindNext", "FindPrevious",
"Replace"):
self.actiongroup.get_action(action).set_sensitive(is_filediff)
def on_switch_page(self, notebook, page, which):
oldidx = notebook.get_current_page()
if oldidx >= 0:
olddoc = notebook.get_nth_page(oldidx).pyobject
if self.diff_handler is not None:
olddoc.disconnect(self.diff_handler)
olddoc.on_container_switch_out_event(self.ui)
if self.undo_handlers:
undoseq = olddoc.undosequence
for handler in self.undo_handlers:
undoseq.disconnect(handler)
self.undo_handlers = tuple()
newdoc = notebook.get_nth_page(which).pyobject
try:
undoseq = newdoc.undosequence
can_undo = undoseq.can_undo()
can_redo = undoseq.can_redo()
undo_handler = undoseq.connect("can-undo", self.on_can_undo)
redo_handler = undoseq.connect("can-redo", self.on_can_redo)
self.undo_handlers = (undo_handler, redo_handler)
except AttributeError:
can_undo, can_redo = False, False
self.actiongroup.get_action("Undo").set_sensitive(can_undo)
self.actiongroup.get_action("Redo").set_sensitive(can_redo)
# FileDiff handles save sensitivity; it makes no sense for other modes
if not isinstance(newdoc, filediff.FileDiff):
self.actiongroup.get_action("Save").set_sensitive(False)
self.actiongroup.get_action("SaveAs").set_sensitive(False)
else:
self.actiongroup.get_action("SaveAs").set_sensitive(True)
nbl = self.notebook.get_tab_label(newdoc.widget)
self.widget.set_title(nbl.get_label_text() + " - Meld")
newdoc.on_container_switch_in_event(self.ui)
if isinstance(newdoc, melddoc.MeldDoc):
self.diff_handler = newdoc.connect("next-diff-changed",
self.on_next_diff_changed)
else:
self.diff_handler = None
if hasattr(newdoc, 'scheduler'):
self.scheduler.add_task(newdoc.scheduler)
def after_switch_page(self, notebook, page, which):
self._update_page_action_sensitivity()
actiongroup = self.tab_switch_actiongroup
if actiongroup:
action_name = "SwitchTab%d" % which
actiongroup.get_action(action_name).set_active(True)
def after_page_reordered(self, notebook, page, page_num):
self._update_page_action_sensitivity()
def on_notebook_label_changed(self, component, text, tooltip):
page = component.widget
nbl = self.notebook.get_tab_label(page)
nbl.set_label_text(text)
nbl.set_tooltip_text(tooltip)
# Only update the window title if the current page is active
if self.notebook.get_current_page() == self.notebook.page_num(page):
self.widget.set_title(text + " - Meld")
if isinstance(text, unicode):
text = text.encode('utf8')
self.notebook.child_set_property(page, "menu-label", text)
actiongroup = self.tab_switch_actiongroup
if actiongroup:
idx = self.notebook.page_num(page)
action_name = "SwitchTab%d" % idx
label = text.replace("_", "__")
actiongroup.get_action(action_name).set_label(label)
def on_can_undo(self, undosequence, can):
self.actiongroup.get_action("Undo").set_sensitive(can)
def on_can_redo(self, undosequence, can):
self.actiongroup.get_action("Redo").set_sensitive(can)
def on_next_diff_changed(self, doc, have_prev, have_next):
self.actiongroup.get_action("PrevChange").set_sensitive(have_prev)
self.actiongroup.get_action("NextChange").set_sensitive(have_next)
def on_configure_event(self, window, event):
state = event.window.get_state()
nosave = Gdk.WindowState.FULLSCREEN | Gdk.WindowState.MAXIMIZED
if not (state & nosave):
variant = GLib.Variant('(ii)', (event.width, event.height))
settings.set_value('window-size', variant)
maximised = state & Gdk.WindowState.MAXIMIZED
window_state = 'maximized' if maximised else 'normal'
settings.set_string('window-state', window_state)
def on_menu_file_new_activate(self, menuitem):
self.append_new_comparison()
def on_menu_save_activate(self, menuitem):
self.current_doc().save()
def on_menu_save_as_activate(self, menuitem):
self.current_doc().save_as()
def on_action_recent(self, action):
uri = action.get_current_uri()
if not uri:
return
try:
self.append_recent(uri)
except (IOError, ValueError):
# FIXME: Need error handling, but no sensible display location
pass
def on_menu_close_activate(self, *extra):
i = self.notebook.get_current_page()
if i >= 0:
page = self.notebook.get_nth_page(i).pyobject
self.try_remove_page(page)
def on_menu_undo_activate(self, *extra):
self.current_doc().on_undo_activate()
def on_menu_redo_activate(self, *extra):
self.current_doc().on_redo_activate()
def on_menu_refresh_activate(self, *extra):
self.current_doc().on_refresh_activate()
def on_menu_find_activate(self, *extra):
self.current_doc().on_find_activate()
def on_menu_find_next_activate(self, *extra):
self.current_doc().on_find_next_activate()
def on_menu_find_previous_activate(self, *extra):
self.current_doc().on_find_previous_activate()
def on_menu_replace_activate(self, *extra):
self.current_doc().on_replace_activate()
def on_menu_copy_activate(self, *extra):
widget = self.widget.get_focus()
if isinstance(widget, Gtk.Editable):
widget.copy_clipboard()
elif isinstance(widget, Gtk.TextView):
widget.emit("copy-clipboard")
def on_menu_cut_activate(self, *extra):
widget = self.widget.get_focus()
if isinstance(widget, Gtk.Editable):
widget.cut_clipboard()
elif isinstance(widget, Gtk.TextView):
widget.emit("cut-clipboard")
def on_menu_paste_activate(self, *extra):
widget = self.widget.get_focus()
if isinstance(widget, Gtk.Editable):
widget.paste_clipboard()
elif isinstance(widget, Gtk.TextView):
widget.emit("paste-clipboard")
def on_action_fullscreen_toggled(self, widget):
window_state = self.widget.get_window().get_state()
is_full = window_state & Gdk.WindowState.FULLSCREEN
if widget.get_active() and not is_full:
self.widget.fullscreen()
elif is_full:
self.widget.unfullscreen()
def on_menu_edit_down_activate(self, *args):
self.current_doc().next_diff(Gdk.ScrollDirection.DOWN)
def on_menu_edit_up_activate(self, *args):
self.current_doc().next_diff(Gdk.ScrollDirection.UP)
def on_open_external(self, *args):
self.current_doc().open_external()
def on_toolbar_stop_clicked(self, *args):
self.current_doc().stop()
def on_prev_tab(self, *args):
self.notebook.prev_page()
def on_next_tab(self, *args):
self.notebook.next_page()
def on_move_tab_prev(self, *args):
page_num = self.notebook.get_current_page()
child = self.notebook.get_nth_page(page_num)
page_num = page_num - 1 if page_num > 0 else 0
self.notebook.reorder_child(child, page_num)
def on_move_tab_next(self, *args):
page_num = self.notebook.get_current_page()
child = self.notebook.get_nth_page(page_num)
self.notebook.reorder_child(child, page_num + 1)
def _update_notebook_menu(self, *args):
if self.tab_switch_merge_id:
self.ui.remove_ui(self.tab_switch_merge_id)
self.ui.remove_action_group(self.tab_switch_actiongroup)
self.tab_switch_merge_id = self.ui.new_merge_id()
self.tab_switch_actiongroup = Gtk.ActionGroup(name="TabSwitchActions")
self.ui.insert_action_group(self.tab_switch_actiongroup)
group = None
current_page = self.notebook.get_current_page()
for i in range(self.notebook.get_n_pages()):
page = self.notebook.get_nth_page(i)
label = self.notebook.get_menu_label_text(page) or ""
label = label.replace("_", "__")
name = "SwitchTab%d" % i
tooltip = _("Switch to this tab")
action = Gtk.RadioAction(name=name, label=label, tooltip=tooltip, stock_id=None, value=i)
action.join_group(group)
group = action
action.set_active(current_page == i)
def current_tab_changed_cb(action, current):
if action == current:
self.notebook.set_current_page(action.get_current_value())
action.connect("changed", current_tab_changed_cb)
if i < 10:
accel = "<Alt>%d" % ((i + 1) % 10)
else:
accel = None
self.tab_switch_actiongroup.add_action_with_accel(action, accel)
self.ui.add_ui(self.tab_switch_merge_id,
"/Menubar/TabMenu/TabPlaceholder",
name, name, Gtk.UIManagerItemType.MENUITEM, False)
def try_remove_page(self, page, appquit=0):
"See if a page will allow itself to be removed"
response = page.on_delete_event(appquit)
if response != Gtk.ResponseType.CANCEL:
if hasattr(page, 'scheduler'):
self.scheduler.remove_scheduler(page.scheduler)
page_num = self.notebook.page_num(page.widget)
assert page_num >= 0
# If the page we're removing is the current page, we need to
# disconnect and clear undo handlers, and trigger a switch out
if self.notebook.get_current_page() == page_num:
if self.diff_handler is not None:
page.disconnect(self.diff_handler)
if self.undo_handlers:
for handler in self.undo_handlers:
page.undosequence.disconnect(handler)
self.undo_handlers = tuple()
page.on_container_switch_out_event(self.ui)
self.notebook.remove_page(page_num)
if self.notebook.get_n_pages() == 0:
self.widget.set_title("Meld")
self._update_page_action_sensitivity()
return response
def on_file_changed(self, srcpage, filename):
for c in self.notebook.get_children():
page = c.pyobject
if page != srcpage:
page.on_file_changed(filename)
def _append_page(self, page, icon):
nbl = notebooklabel.NotebookLabel(icon, "",
lambda b: self.try_remove_page(page))
self.notebook.append_page(page.widget, nbl)
# Change focus to the newly created page only if the user is on a
# DirDiff or VcView page, or if it's a new tab page. This prevents
# cycling through X pages when X diffs are initiated.
if isinstance(self.current_doc(), dirdiff.DirDiff) or \
isinstance(self.current_doc(), vcview.VcView) or \
isinstance(page, newdifftab.NewDiffTab):
self.notebook.set_current_page(self.notebook.page_num(page.widget))
if hasattr(page, 'scheduler'):
self.scheduler.add_scheduler(page.scheduler)
if isinstance(page, melddoc.MeldDoc):
page.connect("label-changed", self.on_notebook_label_changed)
page.connect("file-changed", self.on_file_changed)
page.connect("create-diff", lambda obj, arg, kwargs:
self.append_diff(arg, **kwargs))
self.notebook.set_tab_reorderable(page.widget, True)
def append_new_comparison(self):
doc = newdifftab.NewDiffTab(self)
self._append_page(doc, "document-new")
self.on_notebook_label_changed(doc, _("New comparison"), None)
def diff_created_cb(doc, newdoc):
self.try_remove_page(doc)
idx = self.notebook.page_num(newdoc.widget)
self.notebook.set_current_page(idx)
doc.connect("diff-created", diff_created_cb)
return doc
def append_dirdiff(self, dirs, auto_compare=False):
assert len(dirs) in (1, 2, 3)
doc = dirdiff.DirDiff(len(dirs))
self._append_page(doc, "folder")
doc.set_locations(dirs)
# FIXME: This doesn't work, as dirdiff behaves differently to vcview
if auto_compare:
doc.on_button_diff_clicked(None)
return doc
def append_filediff(self, files, merge_output=None, meta=None):
assert len(files) in (1, 2, 3)
doc = filediff.FileDiff(len(files))
self._append_page(doc, "text-x-generic")
doc.set_files(files)
if merge_output is not None:
doc.set_merge_output_file(merge_output)
if meta is not None:
doc.set_meta(meta)
return doc
def append_filemerge(self, files, merge_output=None):
if len(files) != 3:
raise ValueError(
_("Need three files to auto-merge, got: %r") % files)
doc = filemerge.FileMerge(len(files))
self._append_page(doc, "text-x-generic")
doc.set_files(files)
if merge_output is not None:
doc.set_merge_output_file(merge_output)
return doc
def append_diff(self, paths, auto_compare=False, auto_merge=False,
merge_output=None, meta=None):
dirslist = [p for p in paths if os.path.isdir(p)]
fileslist = [p for p in paths if os.path.isfile(p)]
if dirslist and fileslist:
raise ValueError(
_("Cannot compare a mixture of files and directories"))
elif dirslist:
return self.append_dirdiff(paths, auto_compare)
elif auto_merge:
return self.append_filemerge(paths, merge_output=merge_output)
else:
return self.append_filediff(
paths, merge_output=merge_output, meta=meta)
def append_vcview(self, location, auto_compare=False):
doc = vcview.VcView()
self._append_page(doc, "meld-version-control")
location = location[0] if isinstance(location, list) else location
doc.set_location(location)
if auto_compare:
doc.on_button_diff_clicked(None)
return doc
def append_recent(self, uri):
comparison_type, files, flags = recent_comparisons.read(uri)
if comparison_type == recent.TYPE_MERGE:
tab = self.append_filemerge(files)
elif comparison_type == recent.TYPE_FOLDER:
tab = self.append_dirdiff(files)
elif comparison_type == recent.TYPE_VC:
# Files should be a single-element iterable
tab = self.append_vcview(files[0])
else: # comparison_type == recent.TYPE_FILE:
tab = self.append_filediff(files)
self.notebook.set_current_page(self.notebook.page_num(tab.widget))
recent_comparisons.add(tab)
return tab
def _single_file_open(self, path):
doc = vcview.VcView()
def cleanup():
self.scheduler.remove_scheduler(doc.scheduler)
self.scheduler.add_task(cleanup)
self.scheduler.add_scheduler(doc.scheduler)
path = os.path.abspath(path)
doc.set_location(path)
doc.connect("create-diff", lambda obj, arg, kwargs:
self.append_diff(arg, **kwargs))
doc.run_diff(path)
def open_paths(self, paths, auto_compare=False, auto_merge=False,
focus=False):
tab = None
if len(paths) == 1:
a = paths[0]
if os.path.isfile(a):
self._single_file_open(a)
else:
tab = self.append_vcview(a, auto_compare)
elif len(paths) in (2, 3):
tab = self.append_diff(
paths, auto_compare=auto_compare, auto_merge=auto_merge)
if tab:
recent_comparisons.add(tab)
if focus:
self.notebook.set_current_page(
self.notebook.page_num(tab.widget))
return tab
def current_doc(self):
"Get the current doc or a dummy object if there is no current"
index = self.notebook.get_current_page()
if index >= 0:
page = self.notebook.get_nth_page(index).pyobject
if isinstance(page, melddoc.MeldDoc):
return page
class DummyDoc(object):
def __getattr__(self, a):
return lambda *x: None
return DummyDoc()
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