small rework of picons manager header

app/ui/picons_manager.glade

@@ -228,7 +228,6 @@ Author: Dmitriy Yefremov
       <object class="GtkHeaderBar" id="header">
         <property name="visible">True</property>
         <property name="can_focus">False</property>
-        <property name="title" translatable="yes">Picons manager</property>
         <property name="spacing">2</property>
         <property name="show_close_button">True</property>
         <child>
@@ -299,16 +298,6 @@ Author: Dmitriy Yefremov
                 <property name="position">1</property>
               </packing>
             </child>
-            <child>
-              <object class="GtkSeparator" id="download_box_separator">
-                <property name="can_focus">False</property>
-              </object>
-              <packing>
-                <property name="expand">False</property>
-                <property name="fill">True</property>
-                <property name="position">2</property>
-              </packing>
-            </child>
             <child>
               <object class="GtkButton" id="send_button">
                 <property name="visible">True</property>
@@ -381,6 +370,13 @@ Author: Dmitriy Yefremov
             <property name="position">6</property>
           </packing>
         </child>
+        <child type="title">
+          <object class="GtkStackSwitcher" id="sctack">
+            <property name="visible">True</property>
+            <property name="can_focus">False</property>
+            <property name="stack">stack</property>
+          </object>
+        </child>
         <child>
           <object class="GtkButton" id="convert_button">
             <property name="can_focus">False</property>
@@ -456,7 +452,6 @@ Author: Dmitriy Yefremov
           <object class="GtkFrame" id="stack_frame">
             <property name="visible">True</property>
             <property name="can_focus">False</property>
-            <property name="margin_top">5</property>
             <property name="label_xalign">0.5</property>
             <property name="shadow_type">none</property>
             <child>
@@ -465,7 +460,7 @@ Author: Dmitriy Yefremov
                 <property name="can_focus">False</property>
                 <property name="margin_left">5</property>
                 <property name="margin_right">5</property>
-                <property name="margin_top">10</property>
+                <property name="margin_top">5</property>
                 <property name="margin_bottom">5</property>
                 <signal name="notify::visible-child" handler="on_visible_page" swapped="no"/>
                 <child>
@@ -1681,12 +1676,8 @@ Author: Dmitriy Yefremov
                 </child>
               </object>
             </child>
-            <child type="label">
-              <object class="GtkStackSwitcher" id="sctack">
-                <property name="visible">True</property>
-                <property name="can_focus">False</property>
-                <property name="stack">stack</property>
-              </object>
+            <child type="label_item">
+              <placeholder/>
             </child>
           </object>
           <packing>

app/ui/picons_manager.py

@@ -14,8 +14,8 @@ from app.settings import SettingsType, Settings
 from app.tools.picons import PiconsParser, parse_providers, Provider, convert_to
 from app.tools.satellites import SatellitesParser, SatelliteSource
 from .dialogs import show_dialog, DialogType, get_message
-from .main_helper import update_entry_data, append_text_to_tview, scroll_to, on_popup_menu, get_base_model, set_picon, \
-    get_picon_pixbuf
+from .main_helper import (update_entry_data, append_text_to_tview, scroll_to, on_popup_menu, get_base_model, set_picon,
+                          get_picon_pixbuf)
 from .uicommons import Gtk, Gdk, UI_RESOURCES_PATH, TV_ICON, Column, KeyboardKey
 
 
@@ -130,13 +130,15 @@ class PiconsDialog:
         self._cancel_button.bind_property("visible", self._header_download_box, "visible", 4)
         self._convert_button.bind_property("visible", self._header_download_box, "visible", 4)
         self._load_providers_button.bind_property("visible", self._receive_button, "visible")
-        self._load_providers_button.bind_property("visible", builder.get_object("download_box_separator"), "visible")
         self._filter_bar.bind_property("search-mode-enabled", self._filter_bar, "visible")
         self._explorer_src_path_button.bind_property("sensitive", builder.get_object("picons_view_sw"), "sensitive")
         self._filter_button.bind_property("active", builder.get_object("filter_service_box"), "visible")
         self._filter_button.bind_property("active", builder.get_object("src_title_grid"), "visible")
         self._filter_button.bind_property("active", builder.get_object("dst_title_grid"), "visible")
         self._filter_button.bind_property("visible", self._info_check_button, "visible")
+        self._filter_button.bind_property("visible", self._send_button, "visible")
+        self._filter_button.bind_property("visible", self._download_button, "visible")
+        self._filter_button.bind_property("visible", self._remove_button, "visible")
         explorer_info_bar = builder.get_object("explorer_info_bar")
         explorer_info_bar.bind_property("visible", builder.get_object("explorer_info_bar_frame"), "visible")
         self._info_check_button.bind_property("active", explorer_info_bar, "visible")