From 9e63489ab8bf81ec394e3248a2ef96ee1dc6e640 Mon Sep 17 00:00:00 2001 From: hut Date: Wed, 31 Mar 2010 15:18:55 +0200 Subject: add "move" signal to environment --- ranger/core/environment.py | 22 ++++++++++++++++++++-- ranger/gui/widgets/browserview.py | 26 +++++++++++++------------- 2 files changed, 33 insertions(+), 15 deletions(-) diff --git a/ranger/core/environment.py b/ranger/core/environment.py index 89088c45..1d1464d2 100644 --- a/ranger/core/environment.py +++ b/ranger/core/environment.py @@ -21,15 +21,15 @@ from os.path import abspath, normpath, join, expanduser, isdir from ranger.fsobject.directory import Directory, NoDirectoryGiven from ranger.container import KeyBuffer, History +from ranger.ext.signal_dispatcher import SignalDispatcher from ranger.shared import SettingsAware -class Environment(SettingsAware): +class Environment(SettingsAware, SignalDispatcher): """A collection of data which is relevant for more than one class. """ cwd = None # current directory - cf = None # current file copy = None cmd = None cut = None @@ -42,7 +42,9 @@ class Environment(SettingsAware): keybuffer = None def __init__(self, path): + SignalDispatcher.__init__(self) self.path = abspath(expanduser(path)) + self._cf = None self.pathway = () self.directories = {} self.keybuffer = KeyBuffer() @@ -59,6 +61,22 @@ class Environment(SettingsAware): from ranger.shared import EnvironmentAware EnvironmentAware.env = self + self.signal_bind('move', self._set_cf_from_signal, priority=0.1, + weak=True) + + def _set_cf_from_signal(self, signal): + self._cf = signal.new + + def _set_cf(self, value): + if value is not self._cf: + previous = self._cf + self.signal_emit('move', previous=previous, new=value) + + def _get_cf(self): + return self._cf + + cf = property(_get_cf, _set_cf) + def key_append(self, key): """Append a key to the keybuffer""" diff --git a/ranger/gui/widgets/browserview.py b/ranger/gui/widgets/browserview.py index e31a21ff..13142be4 100644 --- a/ranger/gui/widgets/browserview.py +++ b/ranger/gui/widgets/browserview.py @@ -31,9 +31,6 @@ class BrowserView(Widget, DisplayableContainer): DisplayableContainer.__init__(self, win) self.ratios = ratios self.preview = preview - self.old_cf = self.env.cf - self.old_prevfile = None - self.old_prevdir = None # normalize ratios: ratio_sum = float(sum(ratios)) @@ -63,25 +60,28 @@ class BrowserView(Widget, DisplayableContainer): self.pager.visible = False self.add_child(self.pager) + for option in ('preview_directories', 'preview_files'): + self.settings.signal_bind('setopt.' + option, + self._request_clear_if_has_borders, weak=True) + + self.fm.env.signal_bind('move', self.request_clear) + + def _request_clear_if_has_borders(self): + if self.settings.draw_borders: + self.request_clear() + + def request_clear(self): + self.need_clear = True + def draw(self): try: if self.env.cmd.show_obj.draw_bookmarks: self._draw_bookmarks() except AttributeError: - if self.old_cf != self.env.cf: - self.need_clear = True - if self.settings.draw_borders: - if self.old_prevdir != self.settings.preview_directories: - self.need_clear = True - if self.old_prevfile != self.settings.preview_files: - self.need_clear = True if self.need_clear: self.win.erase() self.need_redraw = True self.need_clear = False - self.old_cf = self.env.cf - self.old_prevfile = self.settings.preview_files - self.old_prevdir = self.settings.preview_directories DisplayableContainer.draw(self) if self.settings.draw_borders: self._draw_borders() -- cgit 1.4.1-2-gfad0 d=4f2df30807d145ff78ca7db8ca5601187e1f6e03'>^ 
1