[balsa] (105 commits) Created branch gtk4

[Peter Bloomfield <peterb src gnome org>]

The branch 'gtk4' was created.

Summary of new commits:

  68211ce... pref-manager: Use GtkPopover for "Add" options
  e4612cf... vfs: Port to GMenu
  acdacdc... libbalsa-vfs: New API to use with GMenu
  0c51894... various: Port to new LibBalsaVfs API
  639bc6d... body: Add a gpointer user_data member
  88d9cc4... mblist: Port the MRU menu to GMenu
  912bcf9... Various: Adapt to MRU menu changes
  ffb4269... compose window: Break the attachment context menu
  ebc8f80... balsa-index: Port context menu to GtkPopover
  784fa15... compose window: Improve popover placement
  7f79f29... Bump Gtk requirement to 3.22
  4978811... balsa-index: Improve context menu placement
  9698367... compose window: Improve context menu placement
  33691b0... balsa-message: Improve the GtkPopover popup
  303971c... balsa-message: Port another popup to GtkPopover
  c68318a... balsa-message: Port the parts-menu to GtkPopover
  49d91f2... balsa-index, balsa-message: Check GdkEvent
  10be833... Various: Port menus to GtkPopover
  28de0e4... balsa-mime-widget-text: Port HTML popup
  4d56ead... Bump required versions
  279fa24... compose window: Port the language menu to GMenu
  a4a108f... toolbars: Port the popup menu to GtkPopover
  1381ef3... Various: Be more systematic when making GMenu s
  8b1c5c1... balsa-index: Improve popup positioning at pointer
  c2fd686... balsa-index: Change popup menu placement
  e6a19a4... Fix some fallout from porting from *-event signals
  f90080d... mime-widget-text: Connect to the "pressed" signal
  1d06f5a... mime-widget-text: Use bmwt_html_ prefix
  c9afba3... compose-window: Use correct action-group
  8be1291... Use BALSA_USE_POPOVER=0 environment var
  6e9b714... Use a BALSA_USE_POPOVER=0 environment variable
  fb737be... pref-manager: Use GtkMenuButton
  49fb22e... Various: Make GtkMenu versions work
  4adbb07... Various: Implement libbalsa_popup_widget_new()
  a05b3da... Various: Check GTK_IS_POPOVER() when popping down
  0d73659... Various: Actually launch the default app
  2114109... Various: Drop an unused parameter
  3ee8c0b... balsa-message: Use the correct GtkMenu
  c1a8138... Various: Implement libbalsa_popup_widget_popup()
  94fec3a... toolbar-factory: Make sure the popup is sensitive
  b89d7c0... balsa-message: Pop up the parts menu at the button
  9d3da27... balsa-message: Pop down the parts popup
  58b7c26... libbalsa: In popup-widget, special case GtkToolbar
  dbc8b24... libbalsa: When popping up, first check event
  998fa6e... balsa-mime-widget-image: Set popover relative to
  0d11ea7... balsa-message: Restore toggle-all-inline to FALSE
  8827645... Various: New API for libbalsa_popup_widget_popup()
  ca97b0b... balsa-mime-widget-text: Simplify popping down
  8726449... balsa-message: Use a GtkMenuButton for attachments
  5b93bbe... balsa-index: pop up the context menu on the left
  ecf857f... popup-widgets: Center the popup when shift-F10
  c1cc3e1... balsa-message: Manage menu settings
  7887b66... balsa-message: Manage menu settings
  4ba4bba... address-book-config: Add action-entries in helper
  73c170a... balsa-index: Add action-entries in a helper
  e26346e... balsa-message: Add action-entries in a helper
  8196922... mime-widget-text: Actually pop up a context menu
  11f21f5... Various: Fill some menus with stateless GMenuItems
  bf3e326... Various: Fill some menus with stateless GMenuItems
  6db9759... Various: Improve the MRU menu helpers
  97541b6... Minor cleanup
  6b7bd0d... balsa-mblist: Add guards
  4adb08b... Various: Drop libbalsa_{radio,toggle}_activated
  3325049... balsa-index: Fix a typo
  e12c60f... Various: Use stateless GActions with targets
  5770367... Various: Stop using GtkBox child properties
  1126890... Various: Stop using GtkBox child properties
  a2af9d7... Various: Stop using GtkBox child properties
  cbae1f0... source-viewer: Use container-add for a scrolled w
  c9c2c87... x509-cert-widget: Use container-add for scrolled w
  2e82608... Various: Stop using GtkBox child properties
  718541b... Various: Stop using GtkBox child properties
  5ca1d1d... Various: Stop using GtkBox child properties
  2868c4c... Various: Stop using GtkBox child properties
  7c5c06a... Various: Stop using GtkBox child properties
  9c65ef7... Various: Stop using GtkBox child properties
  2f065a8... Various: Stop using GtkBox child properties
  befb753... Various: Stop using GtkBox child properties
  60420cc... Various: Stop using GtkBox child properties
  7c7eb87... filter-run-dialog: Stop using GtkBox padding
  6eb8771... Various: Fix some alignment issues
  d89cf02... balsa-mime-widget: Use container-add for buttons
  c46a0df... main-window: Use container-add for the statusbar
  585f67c... libbalsa-gpgme-widgets: Use container-add
  d49f2ae... Various: Fix margins
  8234416... Various: Replace gtk_box_pack_{start,end}()
  19ed335... toolbar-prefs: Center the arrows vertically
  c24f464... libbalsa-misc: Install libbalsa_button_box_button
  c643916... ab-main: Stop using GtkButtonBox
  cc696b6... ab-window: Stop using GtkButtonBox
  f082762... balsa-mime-widget-crypto: Stop using GtkButtonBox
  2616f95... mime-widget-message: Stop using GtkButtonBox
  52ac86a... mime-widget-vcalendar: Stop using GtkButtonBox
  8a31e50... libbalsa_button_box_button: Document a difference
  9d71961... filter-edit-dialog: Stop using GtkButtonBox
  559ff6b... misc: Replace libbalsa_button_box_button()
  a8af865... Various: Use libbalsa_add_button_to_box()
  a8b5128... main-window: Stop using GtkButtonBox
  f0738d3... toolbar-prefs: Stop using GtkButtonBox
  f6098cd... Various: Rename libbalsa_add_button_to_box()
  aba9eb5... misc: Do not leak the GtkSizeGroup
  0c5e07f... filter-run-dialog: Do not leak the GtkSizeGroup
  9f0a63a... build: Depend on gtk4
  cfc3f7b... address-view: Build with gtk4
  9882d22... address: Begin porting to gtk4