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filechooser.py
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filechooser.py
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#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# filechooser.py por:
# Cristian García <cristian99garcia@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, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
import os
from gettext import gettext as _
import utils
import globals as G
from gi.repository import Gtk
from gi.repository import Gdk
from gi.repository import Gio
from gi.repository import GObject
from gi.repository import GdkPixbuf
from sugar3.graphics import style
from sugar3.graphics.alert import Alert
from sugar3.graphics.alert import TimeoutAlert
from sugar3.graphics.toolbutton import ToolButton
from sugar3.graphics.toggletoolbutton import ToggleToolButton
class FileChooser(Gtk.Window):
def __init__(self, folder=None):
Gtk.Window.__init__(self)
self.entries = []
self.model = Gtk.ListStore(str, GdkPixbuf.Pixbuf, str)
self.folder = folder
if folder is None or not os.path.exists(self.folder):
self.folder = os.path.expanduser("~/")
self.files = []
self.show_hidden_files = False
if os.path.isfile(self.folder):
self.folder = self.go_up(self.folder, _return=True)
self.set_modal(True)
self.set_decorated(False)
self.set_resizable(False)
self.set_size_request(G.WIDTH, G.HEIGHT)
self.set_border_width(style.LINE_WIDTH)
self.set_position(Gtk.WindowPosition.CENTER_ALWAYS)
self.modify_bg(Gtk.StateType.NORMAL, style.COLOR_WHITE.get_gdk_color())
self.add_events(Gdk.EventMask.KEY_RELEASE_MASK)
self.connect("key-release-event", self.__key_release_event_cb)
self.vbox = Gtk.VBox()
self.add(self.vbox)
scrolled = Gtk.ScrolledWindow()
self.vbox.pack_end(scrolled, True, True, 0)
self.view = Gtk.IconView()
self.view.set_model(self.model)
self.view.set_text_column(0)
self.view.set_pixbuf_column(1)
self.view.add_events(Gdk.EventMask.BUTTON_PRESS_MASK)
scrolled.add(self.view)
self.go_up_button = ToolButton(icon_name="go-up")
self.go_up_button.props.accelerator = "<Alt>S"
self.go_up_button.set_tooltip(_("Go to pather directory"))
self.go_up_button.connect("clicked", self.go_up)
self.entry = Gtk.Entry()
self.entry.set_size_request(300, -1)
self.entry.set_text(self.folder)
self.entries.append(self.entry)
self._gfile = None
self._file_monitor = None
self._files_changed_idx = None
self.set_directory(self.folder)
def __key_release_event_cb(self, widget, event):
if event.keyval == Gdk.KEY_Return:
self._open_path()
elif event.keyval == Gdk.KEY_BackSpace:
for entry in self.entries:
if entry.has_focus():
return
self.go_up()
elif event.keyval == Gdk.KEY_Escape:
self.close()
def __files_changed_cb(self, monitor, file, other_file, event):
if event == Gio.FileMonitorEvent.DELETED:
if file.equal(Gio.File.new_for_path(self.folder)):
self.go_up()
else:
self.__remove_item(file.get_path())
elif event == Gio.FileMonitorEvent.CHANGES_DONE_HINT:
self.__append_item(file.get_path())
def __append_item(self, path):
filename = os.path.basename(path)
self.files.append(filename)
if utils.is_hidden_filename(filename) and not self.show_hidden_files:
return
folders, files = utils.split_directory_content(self.folder, self.files)
# We can't use folders.index/files.index because it always include
# hidden directories/files
index = 0
# Include directories in case path is a file because all files are
# displayed after directories
for _path in folders:
name = utils.get_path_name(_path)
if utils.is_hidden_filename(name) and not self.show_hidden_files:
continue
if name == filename and os.path.isdir(path):
break
index += 1
if os.path.isfile(path):
for _path in files:
name = utils.get_path_name(_path)
if utils.is_hidden_filename(name) and \
not self.show_hidden_files:
continue
if name == filename:
break
index += 1
self.model.insert(
index, [filename, utils.get_pixbuf_from_path(path), path])
def __remove_item(self, path):
filename = os.path.basename(path)
for row in self.model:
if row[0] == filename:
self.model.remove(row.iter)
break
def set_directory(self, path):
if self._files_changed_idx is not None:
self._file_monitor.disconnect(self._files_changed_idx)
del self._gfile
del self._file_monitor
self.folder = path
self.check_files()
self._gfile = Gio.File.new_for_path(self.folder)
self._file_monitor = Gio.File.monitor(
self._gfile, Gio.FileMonitorFlags.NONE, None)
self._files_changed_idx = \
self._file_monitor.connect("changed", self.__files_changed_cb)
def go_up(self, button=None, _return=False):
path = "/"
folders = []
if self.folder == "/":
return
for folder in self.folder.split("/"):
if not folder:
continue
folders.append(folder)
if not folders:
return
for folder in folders[:-1]:
if folder:
path += folder + "/"
if not _return:
self.set_directory(path)
else:
return path
def show_folder(self):
folders, files = utils.get_directory_content(self.folder)
self.model.clear()
for path in folders + files:
filename = utils.get_path_name(path)
self.files.append(filename)
if not self.show_hidden_files:
if filename.endswith("~") or filename.startswith("."):
continue
pixbuf = utils.get_pixbuf_from_path(path)
self.model.append([filename, pixbuf, path])
def check_files(self):
files = os.listdir(self.folder)
files.sort()
if files != self.files:
self.selected_path = None
self.entry.set_text(self.folder)
self.go_up_button.set_sensitive(self.folder != "/")
self.show_folder()
return True
def create_alert(self, path):
pass
def close(self, *args):
self.destroy()
class FileChooserOpen(FileChooser):
__gsignals__ = {
"open-file": (GObject.SIGNAL_RUN_FIRST, None, [str])
}
def __init__(self, folder=None):
FileChooser.__init__(self, folder)
self.view.set_selection_mode(Gtk.SelectionMode.MULTIPLE)
self.view.connect("selection-changed", self.__selection_changed)
self.view.connect("button-press-event", self.__button_press_event_cb)
self.entry.connect("activate", self._open_path_from_entry)
self.__make_toolbar()
self.show_folder()
self.show_all()
def __make_toolbar(self):
self.toolbar = Gtk.Toolbar()
self.toolbar.modify_bg(
Gtk.StateType.NORMAL, style.COLOR_TOOLBAR_GREY.get_gdk_color())
self.toolbar.insert(self.go_up_button, -1)
self.toolbar.insert(Gtk.SeparatorToolItem(), -1)
self.hidden_files_button = ToggleToolButton("show-hidden-files")
self.hidden_files_button.props.accelerator = "<Ctrl>H"
self.hidden_files_button.set_tooltip(_("Show hidden files"))
self.hidden_files_button.connect("clicked", self.__show_hidden_files)
self.toolbar.insert(self.hidden_files_button, -1)
self.toolbar.insert(Gtk.SeparatorToolItem(), -1)
item = Gtk.ToolItem()
item.add(self.entry)
self.toolbar.insert(item, -1)
separator = Gtk.SeparatorToolItem()
separator.props.draw = False
separator.set_expand(True)
self.toolbar.insert(separator, -1)
self.button_open = ToolButton(icon_name="fileopen")
self.button_open.set_tooltip(_("Open selected file"))
self.button_open.set_sensitive(False)
self.button_open.connect("clicked", self._open_path)
self.toolbar.insert(self.button_open, -1)
self.close_button = ToolButton(icon_name="dialog-cancel")
self.close_button.connect("clicked", self.close)
self.toolbar.insert(self.close_button, -1)
self.vbox.pack_start(self.toolbar, False, False, 0)
def __show_hidden_files(self, button):
self.show_hidden_files = button.get_active()
self.show_folder()
def __alert_response(self, alert, response):
self.vbox.remove(alert)
def __selection_changed(self, view):
if self.view.get_selected_items():
path = self.view.get_selected_items()[0]
iter = self.model.get_iter(path)
self.selected_path = os.path.join(
self.folder, self.model.get_value(iter, 0))
self.button_open.set_sensitive(True)
else:
self.selected_path = None
self.button_open.set_sensitive(False)
def __button_press_event_cb(self, view, event):
if event.button != 1:
return
try:
path = view.get_path_at_pos(int(event.x), int(event.y))
iter = self.model.get_iter(path)
directory = os.path.join(
self.folder, self.model.get_value(iter, 0))
if event.type.value_name == "GDK_2BUTTON_PRESS":
if os.path.isdir(directory):
self.set_directory(directory)
elif os.path.isfile(directory):
self.emit("open-file", directory)
self.destroy()
except TypeError:
self.selected_path = None
self.button_open.set_sensitive(False)
def create_alert(self, path):
alert = TimeoutAlert(10)
alert.props.title = G.TEXT_FILE_NOT_EXISTS1
alert.props.msg = G.TEXT_FILE_NOT_EXISTS2
hbox = alert.get_children()[0]
buttonbox = hbox.get_children()[1]
button = buttonbox.get_children()[0]
buttonbox.remove(button)
alert.connect("response", self.__alert_response)
self.vbox.pack_start(alert, False, False, 0)
self.vbox.reorder_child(alert, 2)
def _open_path(self, button=None):
files = []
directory = None
for item in self.view.get_selected_items():
iter = self.model.get_iter(item)
path = self.model.get_value(iter, 2)
if os.path.isfile(path):
files.append(path)
elif os.path.isdir(path) and not directory:
directory = path
if files:
for path in files:
GObject.idle_add(self.emit, "open-file", path)
self.emit("open-file", path)
self.selected_path = None
self.destroy()
else:
if directory:
self.folder = directory
def _open_path_from_entry(self, entry):
path = self.entry.get_text()
if not os.path.exists(path):
self.create_alert(path)
return
if os.path.isdir(path):
self.folder = path
self.check_files()
elif os.path.isfile(path):
self.emit("open-file", path)
self.destroy()
class FileChooserSave(FileChooser):
__gsignals__ = {
"save-file": (GObject.SIGNAL_RUN_FIRST, None, [str])
}
def __init__(self, folder=None):
FileChooser.__init__(self, folder)
self.alert = None
self.view.set_selection_mode(Gtk.SelectionMode.SINGLE)
self.view.connect("selection-changed", self.__selection_changed)
self.view.connect("button-press-event", self.__button_press_event_cb)
self.entry.connect("activate", self._save_path_from_entry)
self.connect("key-release-event", self.__key_release_event_cb)
self.__make_toolbar()
self.show_folder()
self.show_all()
def __make_toolbar(self):
self.toolbar = Gtk.Toolbar()
self.toolbar.modify_bg(
Gtk.StateType.NORMAL, style.COLOR_TOOLBAR_GREY.get_gdk_color())
self.toolbar.insert(self.go_up_button, -1)
self.toolbar.insert(Gtk.SeparatorToolItem(), -1)
self.button_new_folder = ToolButton(icon_name="new-folder")
self.button_new_folder.set_tooltip(_("Create a folder"))
self.button_new_folder.connect("clicked", self.create_folder)
self.toolbar.insert(self.button_new_folder, -1)
item = Gtk.ToolItem()
item.add(self.entry)
self.toolbar.insert(item, -1)
separator = Gtk.SeparatorToolItem()
separator.props.draw = False
separator.set_expand(True)
self.toolbar.insert(separator, -1)
item = Gtk.ToolItem()
self.entry_name = Gtk.Entry()
self.entry_name.set_size_request(200, -1)
self.entry_name.set_placeholder_text("Select a name for this file.")
self.entry_name.connect("activate", self.__name_selected)
item.add(self.entry_name)
self.toolbar.insert(item, -1)
self.entries.append(self.entry_name)
self.button_save = ToolButton(icon_name="save-as")
self.button_save.connect("clicked", self.__save_path_from_button)
self.toolbar.insert(self.button_save, -1)
self.close_button = ToolButton(icon_name="dialog-cancel")
self.close_button.connect("clicked", self.close)
self.toolbar.insert(self.close_button, -1)
self.vbox.pack_start(self.toolbar, False, False, 0)
def __key_release_event_cb(self, widget, event):
if event.keyval == Gdk.KEY_Return:
if self.area.get_selected_items():
self.__name_selected()
elif event.keyval == Gdk.KEY_BackSpace:
if not self.entry.has_focus() and not self.entry_name.has_focus():
self.go_up()
elif event.keyval == Gdk.KEY_Escape:
self.close()
def create_folder(self, widget):
self.button_new_folder.set_sensitive(False)
entry = Gtk.Entry()
entry.set_placeholder_text("Select a name")
entry.connect("activate", self.__create_new_folder)
item = Gtk.ToolItem()
item.add(entry)
self.toolbar.insert(item, 4)
self.toolbar.show_all()
def __create_new_folder(self, entry):
if entry.get_text():
try:
path = os.path.join(self.folder, entry.get_text())
os.mkdir(path)
self.folder = path
except OSError as msg:
if self.alert:
self.vbox.remove(self.alert)
self.alert = None
self.alert = Alert()
self.alert.props.title = G.TEXT_ERROR_CREATING_FOLDER
self.alert.props.msg = msg
image = Gtk.Image.new_from_stock(
Gtk.STOCK_OK, Gtk.IconSize.MENU)
self.alert.add_button(Gtk.ResponseType.NO, _("Ok"), icon=image)
self.alert.connect("response", self.__alert_response)
self.vbox.pack_start(self.alert, False, False, 0)
self.vbox.reorder_child(self.alert, 1)
item = entry.get_parent()
self.toolbar.remove(item)
self.button_new_folder.set_sensitive(True)
def __save_path_from_button(self, button):
self.__name_selected()
def __name_selected(self, entry=None):
path = os.path.join(self.folder, self.entry_name.get_text())
self._save_path_from_entry(path=path)
def _save_path_from_entry(self, entry=None, path=None):
if not path:
path = self.entry.get_text()
if os.path.exists(path):
if os.path.isdir(path):
self.folder = path
elif os.path.isfile(path):
self.create_alert(path)
elif not os.path.exists(path):
if os.path.isdir(self.go_up(path, _return=True)):
self.emit("save-file", path)
self.destroy()
def create_alert(self, path):
if self.alert:
self.vbox.remove(self.alert)
self.alert = None
self.alert = Alert()
self.alert.props.title = G.TEXT_FILE_ALREADY_EXISTS
self.alert.props.msg = G.TEXT_OVERWRITE_QUESTION.replace("****", path)
cancel = Gtk.Image.new_from_icon_name(
"dialog-cancel", Gtk.IconSize.MENU)
save = Gtk.Image.new_from_icon_name("filesave", Gtk.IconSize.MENU)
self.alert.add_button(Gtk.ResponseType.NO, _("Cancel"), icon=cancel)
self.alert.add_button(Gtk.ResponseType.YES, _("Save"), icon=save)
self.alert.connect("response", self.__alert_response, path)
self.vbox.pack_start(self.alert, False, False, 0)
self.vbox.reorder_child(self.alert, 2)
def __alert_response(self, alert, response, path):
if response == Gtk.ResponseType.NO:
self.vbox.remove(alert)
elif response == Gtk.ResponseType.YES:
self.emit("save-file", path)
self.destroy()
self.alert_status = 0
self.alert = None
def __selection_changed(self, view):
if self.view.get_selected_items():
path = self.view.get_selected_items()[0]
iter = self.model.get_iter(path)
name = self.model.get_value(iter, 0)
if os.path.isfile(os.path.join(self.folder, name)):
self.entry_name.set_text(name)
else:
self.entry_name.set_text("")
else:
self.entry_name.set_text("")
def __button_press_event_cb(self, view, event):
if event.button != 1:
return
try:
path = view.get_path_at_pos(int(event.x), int(event.y))
iter = self.model.get_iter(path)
directory = os.path.join(
self.folder, self.model.get_value(iter, 0))
if event.type.value_name == "GDK_2BUTTON_PRESS":
if os.path.isdir(directory):
self.folder = directory
self.selected_path = None
elif os.path.isfile(directory):
self.selected_path = directory
self.create_alert(directory)
elif event.type.value_name == "GDK_1BUTTON_PRESS":
self.selected_path = directory
except TypeError:
self.selected_path = None