forked from Mirrors/apostrophe
307 lines
11 KiB
Python
307 lines
11 KiB
Python
# -*- Mode: Python; coding: utf-8; indent-tabs-mode: nil; tab-width: 4 -*-
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# BEGIN LICENSE
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# Copyright (C) 2019, Wolf Vollprecht <w.vollprecht@gmail.com>
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# This program is free software: you can redistribute it and/or modify it
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# under the terms of the GNU General Public License version 3, as published
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# by the Free Software Foundation.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranties of
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# MERCHANTABILITY, SATISFACTORY QUALITY, or FITNESS FOR A PARTICULAR
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# PURPOSE. See the GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along
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# with this program. If not, see <http://www.gnu.org/licenses/>.
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# END LICENSE
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"""Manage all the headerbars related stuff
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"""
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import gi
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from gettext import gettext as _
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gi.require_version('Gtk', '3.0')
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from gi.repository import Gtk, GLib
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from apostrophe.helpers import get_descendant
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from apostrophe.settings import Settings
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class BaseHeaderbar:
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"""Base class for all headerbars
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"""
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# preview modes
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FULL_WIDTH = 0
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HALF_WIDTH = 1
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HALF_HEIGHT = 2
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WINDOWED = 3
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def __init__(self, app):
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self.settings = Settings.new()
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self.builder = Gtk.Builder()
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self.builder.add_from_resource(
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"/de/wolfvollprecht/UberWriter/ui/Headerbar.ui")
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self.builder.add_from_resource(
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"/de/wolfvollprecht/UberWriter/ui/ExportPopover.ui")
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self.hb = self.builder.get_object(
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"Headerbar")
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self.hb_revealer = self.builder.get_object(
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"titlebar_revealer")
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self.preview_toggle_revealer = self.builder.get_object(
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"preview_switch_revealer")
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self.preview_switcher_icon = self.builder.get_object(
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"preview_switch_toggle_icon")
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self.__populate_layout_switcher_menu()
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self.update_preview_layout_icon()
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self.sync_scroll_switch = self.builder.get_object("sync_scroll_switch")
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self.sync_scroll_switch.set_active(self.settings.get_value("sync-scroll"))
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self.sync_scroll_switch.connect("state-set", self.__on_sync_scroll)
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self.menu_button = self.builder.get_object("menu_button")
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self.recents_button = self.builder.get_object("recents_button")
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self.export_button = self.builder.get_object("export_button")
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export_popover = self.builder.get_object("export_menu")
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self.preview_switch_button = self.builder.get_object("preview_switch_button")
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self.export_button.set_popover(export_popover)
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add_menus(self, app)
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settings = Gtk.Settings.get_default()
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# TODO: use walrust operator whenever Python3.8 lands on SDK
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# if global_dark:= settings.props.gtk_theme_name.endswith("-dark"):
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global_dark = settings.props.gtk_theme_name.endswith("-dark")
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if global_dark:
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self.light_button.set_sensitive(False)
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self.light_button.set_tooltip_text(_(
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"Light mode isn't available while using a dark global theme"))
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self.dark_button.set_active(self.settings.get_boolean("dark-mode") or global_dark)
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self.light_button.connect("toggled", self.__on_dark_mode)
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self.select_preview_layout_row()
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def update_preview_layout_icon(self):
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mode = self.settings.get_enum("preview-mode")
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self.preview_switcher_icon.set_from_icon_name(
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self.__get_icon_for_preview_mode(mode), 4)
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def select_preview_layout_row(self):
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mode = self.settings.get_enum("preview-mode")
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row = self.preview_menu.get_row_at_index(mode)
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self.preview_menu.select_row(row)
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def __populate_layout_switcher_menu(self):
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self.preview_menu = self.builder.get_object("preview_switch_options")
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modes = self.settings.props.settings_schema.get_key("preview-mode").get_range()[1]
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for i, mode in enumerate(modes):
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item_builder = Gtk.Builder()
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item_builder.add_from_resource(
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"/de/wolfvollprecht/UberWriter/ui/PreviewLayoutSwitcherItem.ui")
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menu_item = item_builder.get_object("switcherItem")
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menu_item.label = item_builder.get_object("label")
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menu_item.label.set_text(self.__get_text_for_preview_mode(i))
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menu_item.icon = item_builder.get_object("icon")
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menu_item.icon.set_from_icon_name(self.__get_icon_for_preview_mode(i), 16)
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menu_item.set_action_name("app.preview_mode")
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menu_item.set_action_target_value(GLib.Variant.new_string(mode))
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menu_item.show_all()
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self.preview_menu.insert(menu_item, -1)
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def __get_text_for_preview_mode(self, mode):
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if mode == self.FULL_WIDTH:
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return _("Full-Width")
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elif mode == self.HALF_WIDTH:
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return _("Half-Width")
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elif mode == self.HALF_HEIGHT:
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return _("Half-Height")
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elif mode == self.WINDOWED:
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return _("Windowed")
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else:
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raise ValueError("Unknown preview mode {}".format(mode))
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def __get_icon_for_preview_mode(self, mode):
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if mode == self.FULL_WIDTH:
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return "preview-layout-full-width-symbolic"
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elif mode == self.HALF_WIDTH:
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return "preview-layout-half-width-symbolic"
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elif mode == self.HALF_HEIGHT:
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return "preview-layout-half-height-symbolic"
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elif mode == self.WINDOWED:
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return "preview-layout-windowed-symbolic"
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else:
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raise ValueError("Unknown preview mode {}".format(mode))
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def __on_sync_scroll(self, _, state):
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self.settings.set_boolean("sync-scroll", state)
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return False
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def __on_dark_mode(self, _):
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self.settings.set_boolean("dark-mode", self.dark_button.get_active())
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class MainHeaderbar(BaseHeaderbar): # pylint: disable=too-few-public-methods
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"""Sets up the main application headerbar
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"""
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def __init__(self, app):
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BaseHeaderbar.__init__(self, app)
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self.hb.set_show_close_button(True)
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self.hb_revealer.props.transition_duration = 0
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class FullscreenHeaderbar(BaseHeaderbar):
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"""Sets up and manages the fullscreen headerbar and his events
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"""
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def __init__(self, fs_builder, app):
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BaseHeaderbar.__init__(self, app)
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self.hb.set_show_close_button(False)
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self.exit_fs_button = self.builder.get_object("exit_fs_button")
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self.exit_fs_button.set_visible(True)
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self.events = fs_builder.get_object("FullscreenEventbox")
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self.events.add(self.hb_revealer)
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# this is a little tricky
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# we show hb when the cursor enters an area of 1px at the top
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# as the hb is shown the height of the eventbox grows to accomodate it
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self.events.connect('enter_notify_event', self.show_fs_hb)
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self.events.connect('leave_notify_event', self.hide_fs_hb)
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self.menu_button.get_popover().connect('closed', self.hide_fs_hb)
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self.recents_button.get_popover().connect('closed', self.hide_fs_hb)
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self.export_button.get_popover().connect('closed', self.hide_fs_hb)
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self.preview_switch_button.get_popover().connect('closed', self.hide_fs_hb)
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def show_fs_hb(self, _widget=None, _data=None):
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"""show headerbar of the fullscreen mode
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"""
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self.hb_revealer.set_reveal_child(True)
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def hide_fs_hb(self, _widget=None, _data=None):
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"""hide headerbar of the fullscreen mode
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"""
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if (self.menu_button.get_active() or
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self.recents_button.get_active() or
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self.export_button.get_active() or
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self.preview_switch_button.get_active()):
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pass
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else:
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self.hb_revealer.set_reveal_child(False)
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class DummyHeaderbar(BaseHeaderbar):
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"""Sets up and manages the dummy headerbar wich fades away when entering
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the free-distracting mode
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"""
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def __init__(self, app):
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BaseHeaderbar.__init__(self, app)
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self.hb.set_show_close_button(True)
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self.hb_revealer.set_transition_type(
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Gtk.RevealerTransitionType.CROSSFADE)
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self.hb_revealer.set_reveal_child(False)
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self.hb_revealer.hide()
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self.menu_button.set_sensitive(True)
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self.recents_button.set_sensitive(True)
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def show_dm_hb(self):
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"""show dummy headerbar:
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It appears instantly to inmediatly fade away
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"""
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self.hb_revealer.show()
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self.hb_revealer.set_transition_duration(0)
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self.hb_revealer.set_reveal_child(True)
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self.hb_revealer.set_transition_duration(600)
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self.hb_revealer.set_reveal_child(False)
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def hide_dm_hb(self):
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"""hide dummy headerbar
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It appears slowly to inmediatly dissapear
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"""
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self.hb_revealer.set_transition_duration(400)
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self.hb_revealer.set_reveal_child(True)
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GLib.timeout_add(400, self.hide_dm_hb_with_wait)
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def hide_dm_hb_with_wait(self):
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self.hb_revealer.set_transition_duration(0)
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self.hb_revealer.set_reveal_child(False)
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self.hb_revealer.hide()
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return False
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class PreviewHeaderbar:
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"""Sets up the preview headerbar
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"""
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def __init__(self):
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self.hb = Gtk.HeaderBar().new()
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self.hb.props.show_close_button = True
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self.hb.get_style_context().add_class("titlebar")
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self.hb_revealer = Gtk.Revealer(name="titlebar-revealer-pv")
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self.hb_revealer.add(self.hb)
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self.hb_revealer.props.transition_duration = 750
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self.hb_revealer.set_transition_type(
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Gtk.RevealerTransitionType.CROSSFADE)
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self.hb_revealer.show()
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self.hb_revealer.set_reveal_child(True)
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self.hb_container = Gtk.Frame(name="titlebar-container")
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self.hb_container.set_shadow_type(Gtk.ShadowType.NONE)
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self.hb_container.add(self.hb_revealer)
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self.hb_container.show()
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self.hb.show_all()
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def add_menus(headerbar, app):
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""" Add menu models to hb buttons
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"""
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# Add menu model to the menu button
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builder_window_menu = Gtk.Builder()
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builder_window_menu.add_from_resource(
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"/de/wolfvollprecht/UberWriter/ui/Menu.ui")
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model = builder_window_menu.get_object("Menu")
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headerbar.light_button = builder_window_menu.get_object("light_mode_button")
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headerbar.dark_button = builder_window_menu.get_object("dark_mode_button")
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headerbar.menu_button.set_popover(model)
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# Add recents menu to the open recents button
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recents_builder = Gtk.Builder()
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recents_builder.add_from_resource(
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"/de/wolfvollprecht/UberWriter/ui/Recents.ui")
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recents = recents_builder.get_object("recent_md_popover")
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recents_treeview = get_descendant(recents, "recent_view", level=0)
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recents_treeview.set_activate_on_single_click(True)
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recents_wd = recents_builder.get_object("recent_md_widget")
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recents_wd.connect('item-activated', app.on_open_recent)
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headerbar.recents_button.set_popover(recents)
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headerbar.recents_button.set_sensitive(True)
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