[gtk+] Created tag 2.99.0

[Matthias Clasen <matthiasc src gnome org>]

The unsigned tag '2.99.0' was created.

Tagger: Matthias Clasen <mclasen redhat com>
Date: Thu Jan 6 11:26:41 2011 -0500

    GTK+ 2.99.0

Changes since the last tag '2.91.7':

A S Alam (2):
      update Punjabi Properities file
      Translation: update Punjabi

Adrian Johnson (2):
      Set "accepts-pdf" property to true only if supported by the print backend
      Set file GtkPrinter accepts_pdf/ps based on selected format

Alejandro Piñeiro (2):
      [gail] Proper connection to a toplevel window destroy signal
      [gail] Clean the code to check the redundan object on the show watcher

Benjamin Otte (54):
      hsv: Fix gcc warnings
      notebook: Use nondeprecated API to query coordinates
      tooltip: Don't use deprecated APIs
      API: gdk: gdk_display_get_device_state() => gdk_device_get_position()
      API: gdk: Make gdk_display_get_window_at_device_position() a device API
      testgtk: Use the relevant device to query the widget to snapshot
      testgtk: Don't use deprecated APIs
      API: gdk: Remove gdk_device_set_source()
      cups: Someone can neither type, read compiler output and run tests.
      API: gdk: Remove gdk_set_pointer_hooks()
      API: gdk: Remove gdk_display_set_pointer_hooks()
      API: gdk: Remove gdk_display_set_device_hooks()
      gdk: Move window_get_device_position function out of the device hooks
      gdk: Simplify code
      gdk: Move get_device_state out of the display hooks
      gdk: Get rid of GdkDisplayDeviceHooks
      gdk: Simplify code
      API: range: Remove update policy
      toolpalette: Update adjustment usage for sealing
      colorsel: Update adjustment usage for sealing
      layout: Update adjustment usage for sealing
      toolitemgroup: Update adjustment usage for sealing
      tests: Update adjustment usage for sealing
      treeview: Update adjustment usage for sealing
      treeview: Update adjustment usage for sealing
      treeview: Update adjustment usage for sealing
      textview: Update adjustment usage for sealing
      testutils: Update adjustment usage for sealing
      spinbutton: Update adjustment usage for sealing
      scrolledwindow: Update adjustment usage for sealing
      menu: Update adjustment usage for sealing
      menu: Update adjustment usage for sealing
      iconview: Use set_[hv]adjustment_values() also when just changing upper
      iconview: Use gtk_adjustment_configure() instead of g_object_set()
      iconview: Update adjustment usage for sealing
      viewport: Rewrite adjustment modification code for sealing
      viewport: Update adjustment usage for sealing
      range: Rewrite attachment setters to use sealed API
      range: Update adjustment usage for sealing
      gail: Update adjustment usage for sealing
      demos: Update testpixbuf-scale demo for adjustment sealing
      examples: Update dial adjustment usage for sealing
      combobox: Update adjustment usage for sealing
      tests: Update adjustment usage for sealing
      textview: Update adjustment usage for sealing
      scalebutton: Update adjustment usage for sealing
      volumebutton: Update adjustment usage for sealing
      gtk-demo: Undef GDK_DISABLE_DEPRECATED to make test compile
      tests: Update prop-editor adjustment usage for sealing
      testgtk: Rename "adj" variables to "adjustment"
      testgtk: Update adjustment usage for sealing
      adjustment: Privateize sealed members
      tests: Fix compile warnings for people who don't read gcc output.
      tests: Port testsocket example to not use deprecated APIs

Brian Cameron (2):
      Fix bug #637721, fix function prototype.
      Fix spacing.

Carlos Garcia Campos (1):
      GtkRadioButton: Use "radio" style class instead of "check"

Carlos Garnacho (54):
      Make GtkAccelLabel use GtkStyleContext.
      Fix color name (as of rgb.txt) parsing in symbolic colors
      Make GtkArrow use GtkStyleContext
      Bug 637910 - GtkSpinner - does not animate
      Do not set "entry" class in spinbutton buttons.
      Make GtkPaned use GtkStyleContext
      Make GtkSeparator use GtkStyleContext
      Use gtk_style_context_get_font() in GtkSpinButton
      Fix leak in GtkStyle.
      Make GtkFrame use GtkStyleContext.
      Make GtkEventBox use GtkStyleContext.
      Make GtkScrolledWindow use GtkStyleContext
      Make GtkProgressBar use GtkStyleContext
      Make GtkFileChooserEntry make GtkStyleContext
      Make GtkSwitch use GtkStyleContext
      Make GtkHandleBox use GtkStyleContext
      Make GtkToolbar use GtkStyleContext
      GtkWindow: remove unneeded call
      Update GtkToolPalette to GtkStyleContext.
      Update GtkAboutDialog to GtkStyleContext
      Update GtkAssistant to GtkStyleContext
      Compress all ::style-updated prior to ::realize
      Update GtkTrayIcon to GtkStyleContext
      Make GtkToolButton use ::style-updated
      GtkToolbar: remove deprecated call
      GtkSwitch: remove deprecated call.
      Make GtkSocket use GtkStyleContext
      GtkSeparatorToolItem: remove unneeded call
      Make GtkRecentChooser use GtkStyleContext
      Make GtkPlug use GtkStyleContext
      Make GtkWin32EmbedWidget use GtkStyleContext
      Make GtkTooltip use GtkStyleContext
      Make GtkCellView use GtkStateFlags
      Make GtkDialog use ::style-updated
      GtkToolItem: Remove unneeded call
      Remove unneeded/deprecated call from size requisition code
      GtkExpander: remove unneeded call
      Make GtkDrawingArea use GtkStyleContext
      GtkEntry: Remove unneeded calls
      GtkEntry: get font description from GtkStyleContext
      Make GtkEntryCompletion use GtkStyleContext
      Make DnD code use GtkStyleContext for the highlight rectangle.
      Make GtkFileChooserButton use ::style-updated
      Make GtkFileChooser use GtkStyleContext
      Make GtkFixed use GtkStyleContext
      Make GtkHandleBox size request code use GtkStyleContext for padding
      GtkInvisible: Avoid chaining up in ::style-updated
      Make GtkLinkButton use ::style-updated
      Make GtkMessageDialog use GtkStyleContext
      GtkMisc: Remove unneeded calls
      GtkNotebook: remove unneeded call
      Make GtkOffscreenWindow use GtkStyleContext
      GtkPaned: Remove unneeded call
      Make GtkPathBar use ::style-updated

Daniel Nylander (2):
      Updated Swedish translation
      Updated Swedish translation

Diego Escalante Urrelo (1):
      gtkenums: add GTK_STATE_FLAG_NORMAL = 0

Emilio Pozuelo Monfort (2):
      Fix introspection build when builddir != srcdir
      Fix build when builddir != srcdir

Erdal Ronahi (1):
      Updated Kurdish translations

Fran Diéguez (1):
      Solved bug 638231 in Galician translations

Frederic Crozat (1):
      Scale down print dialog size

Gheyret T.Kenji (3):
      Added UG translation
      Added UG translation
      Added UG translation

Hans Breuer (11):
      Fix line endings
      Protect inclusion of unistd.h
      win32: gdk3 resurrection
      win32: update msvc build
      Protect Unix specific print functions with G_OS_UNIX
      win32: ported backend specific code to now backend specific API
      win32: use GtkSocketPrivate
      Avoid C99 sinf()
      win32: include gtkprivate.h for win32 GTK_DATA_PREFIX
      win32: disable gdk_display_get_default ()->core_pointer
      c99ism: declaration in the mid of a block

Ignacio Casal Quinteiro (1):
      Fix docs.

Ivar Smolin (1):
      [l10n] Updated Estonian translation

Javier Jardón (8):
      docs: fix a typo
      docs: Add docs about how to get a GtkDevice
      build: Use autoreconf
      gailmenushell.c: Fix typo
      gtktexttag: Move public members to private header
      gtkmenu: Use private pointer instead G_TYPE_INSTANCE_GET_PRIVATE
      gtkmenuitem: Use private pointer instead G_TYPE_INSTANCE_GET_PRIVATE
      Remove deprecated gtk_quit_* API

John Ralls (2):
      Rename GdkQuartzWindow.h and .c to GdkQuartzNSWindow.h and .c
      Fix refresh of static autorelease_pool so that it doesn't happen in gtk-nested loops.

Jorge Gonzalez (1):
      Updated Spanish translation

Jorge González (1):
      Updated Spanish translation

Julien Cristau (1):
      gdk/x11: don't select RANDR events if the extension is missing

Kizito Birabwa (1):
      Updated Luganda translation

Kjartan Maraas (2):
      Updated Norwegian bokmål translation from Torstein Adolf Winterseth
      Updated Norwegian bokmål translation from Torstein Adolf Winterseth

Kristian Høgsberg (3):
      configure.ac: Support multiple GDK backends in one build
      Silence automake warnings
      configure.ac: Consolidate gdk backend specific checks and code

Kristian Rietveld (64):
      quartz: turn quartz GdkCursor into GObject
      Fix typo
      quartz: fix up GdkDragContext conversion
      quartz: convert GdkQuartzWindow to new drag context API
      quartz: Remove API for extension checks
      quartz: remove GdkCursorPrivate typedef
      quartz: move bits into gdkcursor-quartz.h (private header for now)
      quartz: add forgotten file (gdkdnd-quartz.h)
      quartz: gdkdevice-core.c: use GdkQuartzCursor
      quartz: gdkdevice-core: fix up
      quartz: gdkcursor-quartz.h: fix cut-n-paste error
      quartz: Fix display manager, move over code from gdkmain-quartz.c
      quartz: Make GdkQuartzDisplay compile
      quartz: Fix gdkevents-quartz.c
      quartz: gdkeventloop-quartz.c: fix
      quartz: Remove gdkinput code
      quartz: Port gdkkeys-quartz.c to new API
      quartz: Fix screen implementation, rename to GdkQuartzScreen
      quartz: convert GdkVisual
      quartz: add prototype for _gdk_quartz_screen_new()
      quartz: adapt gdkdisplay-quartz.c to new function names
      quartz: make gdkwindow-quartz.c build again
      quartz: remove duplicate functions from gdkmain-quartz.c
      quartz: gdkkeys-quartz.c: remove duplicate function
      quartz: remove duplicate definition of gdk_flush
      gdk: Fix toplevel makefile to build non-x11 backends again
      quartz: gtkquartz.c: add missing include
      gtkdnd-quartz: use accessors and add missing include
      gtkclipboard-quartz: use accessors and add missing include
      gdkwindow-quartz: fix typo
      quartz: re-introduce _gdk_quartz_display_list_devices
      quartz: gdkselection-quartz.c: fix typos
      quartz: create gdkdisplaymanager-quartz.h
      GdkDisplayManager: register Quartz backend when applicable
      quartz: add new files to Makefile.am
      quartz: fix typo
      quartz: rename GdkQuartzWindow to GdkQuartzNSWindow
      quartz: introduce GdkQuartzWindow (as a subclass of GdkWindow)
      quartz: set window_type in display_class
      quartz: set all methods on window class, not root window class
      quartz: register before/after process all updates
      quartz: GdkDeviceCore: check for NULL pointer
      quartz: commit forgotten file
      quartz: Rename GdkDeviceCore -> GdkQuartzDeviceCore
      quartz: rename GdkDeviceManagerCore -> GdkQuartzDeviceManagerCore
      Implement process_updates_recurse for GdkOffscreenWindow
      quartz: Make keyboard input work again
      quartz: Clean up header files, use same arrangement as X11 backend
      quartz: remove gdkmain-quartz.c
      quartz: move utils to gdkutils-quartz.c
      quartz: fix typo
      quartz: fix some more typos
      quartz: we must provide a window on drag begin now
      quartz: _gdk_quartz_display -> gdk_quartz_display
      quartz: _gdk_quartz_keymap -> gdk_quartz_keymap
      quartz: _gdk_quartz_screen -> gdk_quartz_screen
      quartz: _gdk_quartz_visual -> gdk_quartz_visual
      quartz: reorder gdkprivate-quartz.h and related clean up
      quartz: move gdkgeometry-quartz into gdkwindow-quartz.c
      quartz: internalize _gdk_quartz_window_set_needs_display_in_region
      Delimit the other_entries array
      Hide GtkTreeViewColumn buttons when header_window is not visible
      GtkCellRendererText: use PANGO_PIXELS_CEIL for text_width
      Check for NULL pointer

Matthias Clasen (147):
      Bump version
      Show translators properly in the new about dialog
      GtkAboutDialog: Be slightly more flexible when listing credits
      Fix the X backend docs
      Mention GDK_BACKEND in the docs
      Document WINDOWING macros
      Add a section about gdk_spawn to migration guide
      continue to install gdk-$TARGET-3.0.pc
      Convert all gdk_window methods to vtable calls in the quartz backend
      Make display method vtable calls, quartz backend
      Derive GdkKeymap for Quartz
      Convert all GdkScreen methods to vtable calls, quartz backend
      Convert a bunch of visual related calls to use the screen vtable, quartz
      Implement dnd vtables for quartz
      Rename _gdk_dnd_init
      Adapt quartz visual code to new ways
      Adapt quartz device code to new ways
      Derive GdkDisplayManager for quartz
      Implement has_pending and queue_events vfuncs for quartz
      Implment process_updates_recurse vfunc for quartz
      gdk_display_warp_pointer is in the frontend now
      Implement get_next_serial for quartz
      Remove a duplicate doc comment
      Implement notify_startup_complete vfunc for quartz
      Implement event_data_{copy,free} for quartz
      Drop unimplemented foreign window functions
      Drop gdk_spawn functions
      Implement create_window_impl vfunc for quartz
      Implement get_keymap vfunc for quartz
      Implement atom-related vfuncs for quartz
      Implement test vfuncs for quartz
      Drop gdk_set_locale from quartz
      Implement keyval vfuncs for quartz
      Implement window property vfuncs for quartz
      Implement selection owner vfuncs for quartz
      Implement selection related vfuncs for quartz
      Deal with property encoding functions for quartz
      Avoid a crash
      Don't return PropertyNotify.state as modifier state
      Avoid invariant checking spew in gnome-shell
      Add a default handler for drag_failed
      Abort a drag when a keynav drop has not destination
      Better fix for keynav dnd
      Allow inspection of construct-only object properties
      Update keymap docs to match current behaviour
      Some small doc corrections
      Drop long-obsolete linux framebuffer APIs
      Reserve space for a pointer in GtkDrawingArea
      Remove sealed members from GtkMenu
      Remove sealed members from GtkMenuShell
      Add sufficient API to make gail work
      Remove sealed members from GtkSettings
      Add some missing includes
      Fix a few warnings
      Drop GtkThemeEngine
      Consistently hide class structs
      Fix gdk_x11_display_text_property_to_text_list
      Avoid some gtk-doc warnings
      Add deprecation guards for deprecated GdkAppLaunchContext API
      Don't use gdk_{pointer,keyboard}_grab
      Add deprecation guards for deprecated grab APIs
      Fix up GDK docs
      Fix a few typos
      Fix some more typos
      Removed sealed members from GtkMenuItem
      Remove pointless sealing from GtkTextChild
      Remove pointless sealing from GtkTextMark
      GtkTreeView: Don't use deprecated grab api
      Fix some issues with initial setup of GdkX11DisplayManager
      Remove bashisms from configure.ac
      Fix list handling in gdk_x1_display_init_input
      Move GtkSpinButton docs inline
      Drop no-longer-used migration docs
      Remove gtk_printer_new from gtkprintbackend.h
      cups printbackend: create a pdf surface when appropriate
      Some configure.ac cleanups
      add gtk_selection_data_get_data_with_length API which can be bound
      Make styleexamples work
      Release GtkApplication earlier
      GtkColorButton: trivial doc and formatting fixes
      Keep an explicit dep on cairo in the gdk pc file
      Use AM_V_GEN in a few more places
      Rename gtk-update-icon-cache and gtk-builder-convert back
      Don't use page_size in GtkSpinButton
      GtkNotebook: fix reference to no-longer-exiting function in docs
      Don't use GtkNotebook:tab-pack in testnotebookdnd
      Remove the deprecated GtkNotebook:tab-pack child property
      Remove pack arguments from some internal functions
      Remove pack consideration from tab reordering
      Remove pack consideration from tab dnd
      Drop internal function to find page position
      Drop pack consideration from gtk_notebook_search_page
      Don't consider pack when allocating tabs
      Remove pack consideration from tab drawing
      Remove pack property altogether
      Formatting fixes and whitespace cleanups
      Move GtkEventBox docs inline
      Document DESKTOP_STARTUP_ID use
      Some documentation improvements for gtk_init/gtk_parse_args
      Mention gvfs in the gtk_show_uri() docs
      Some documentation additions
      Some more calendar doc additions
      Remove an outdated doc statement.
      Reduce includes of gtktypeutils.h to a minimum
      Drop explicit includes of gdkkeysyms.h
      Move GtkDialog docs inline
      Remove gtk_tree_menu_get_type from gtk3.types
      Move GtkDrawingArea docs inline
      Move GtkExpander docs inline
      Remove GtkArg, GtkCallbackMarshal and GtkFunction
      Remove gtktypeutils altogether
      Move docs for gtkmain inline
      Small doc cleanups for GtkCellLayout
      Add gtkcellrenderer.sgml to .gitignore
      Move GtkEntryCompletion docs inline
      Decouple GdkWindowCache life-cycle from GdkX11DragContext
      Brush up configure output
      Bump version to 2.99
      Update NEWS for 2.99
      fix documentation  build
      Fix gdk/abicheck.sh temporarily
      Update gtk symbol list
      Update POTFILES
      Try again to fix the doc build
      Update POTFILES some more
      Fix file lists in the win32 backend
      Fix some parameter name mismatches in the docs
      Fix libgail-util doc build
      Update gtk symbols list
      Remove some dropped symbols from gtk3-sections.txt
      Add padding to text attribute structs
      Add GtkNumerableIcon
      More updates
      Drop the G_SEAL definition from gdkconfig.h
      Another NEWS update
      Remove deprecated GtkSpinner style properties
      Cosmetic changes
      Update NEWS some more
      Move the GtkApplication example to the right place
      Documentation polishing
      Add appchooser docs
      Fix introspection annotation syntax
      Add sufficient deps to make building from 'git clean' work
      Documentation fixes
      Documentation fixes
      Undoccommentize gtktreemenu.c
      More documentation fixes

Milan Bouchet-Valat (3):
      GtkComboBox(Text): Add documentation about the entry
      Fix GtkCellArea:edit-widget to be of type GtkCellEditable
      Fix doc about gtk_cell_layout_get_area()

Nguy�n Thái Ng�c Duy (2):
      gdkcursor-x11.c: fix building without HAVE_XCURSOR
      gdkdnd-x11.c: fix building without HAVE_XCOMPOSITE

Robert Ancell (2):
      Fix DSO link issues
      Use getters and setters for GtkPrintJob in gtkprintbackendtest.c

Stef Walter (1):
      Remove private header from gtkwindow.h

Szilárd Pfeiffer (2):
      gail: add/remove horizontal/vertical state based on orientation value
      Add gtk_tree_model_iter_previous() vfunc

Tristan Van Berkom (96):
      Fixed GtkGrid GtkContainerClass->forall() to not use a for loop.
      Avoid rendering frames when shadow type argument is GTK_SHADOW_NONE in     gtk_paint_* functions.
      Removed checks in gtksizerequest.c
      Added proper height-for-width implementation to GtkAlignment.
      Make GtkCheckButton allocate all remaining space to it's child instead     of limiting it to it's minimum size.
      Fixed generic height-for-width implementation of GtkBin to consider request adjustments
      Fixed unused variable in GtkCheckButton.
      Make GtkCheckButton's label left aligned by default.
      Removed GtkMenuItem->show_submenu_indicator flag
      Reimplemented GtkCellView using an internal GtkCellArea.
      Added gtk_cell_view_new_with_context().
      Fixing GtkCellView PROP_CELL_AREA_CONTEXT property id
      Added gtk_menu_item_set/get_reserve_indicator.
      Adding GtkTreeMenu class.
      Fixed GtkMenuItem to reserve the actual arrow size and spacing
      Fixed GtkTreeMenu to not infinitely recurse when building submenus.
      Added submenus to tests/testtreemenu
      Fixed trailing ';' on if statement in gtkmenuitem.c
      Adding more "small" submenus to testtreemenu
      Fixed GtkCellView to not clear the layout when disposing
      Added GtkTreeMenuHeaderFunc to decide if a submenu gets a leaf header.
      GtkCellView now watches the "row-changed" signal.
      Connected to GtkTreeModel signals in GtkTreeMenu
      Reduced code in GtkCellView by just implementing the GtkCellLayout->get_area method.
      Reduced code size in GtkTreeMenu by only implementing GtkCellLayout->get_area method for the GtkCellLayout iface.
      Added gtk_tree_menu_set/get_tearoff to allow the root menu to have a tearoff item
      Fixed GtkCellView to call cell_view_set_model() and disconnect signals at dispose time.
      Support grid mode in GtkTreeMenu
      Make GtkTreeMenu update menu item sensitivity when "apply-attributes" signal is fired for a row in the menu.
      Added "fit-model" and "draw-sensitive" properties to GtkCellView
      Implementing GtkComboBox using GtkTreeMenu !
      Fixed GtkCellView to always allocate when in fit-model mode.
      Getting closer to updating the treemenu view properly from the model signals
      Fixed inserting and deleting rows for submenus of GtkTreeMenu
      Oops one of my last commits disabled some tests, re-enabling them.
      Removing apis from GtkCellView
      Make GtkCellView orientable and only allocate the cell area in the orientable orientation (unless its a "fit-model" cellview which gets both).
      Added gtk_tree_menu_get_area().
      Aligned prototypes in gtkcellview.h
      Updated GtkCellView for new gtk_cell_area_context_allocate() api.
      Added orientation control to the treemenu test.
      Revert "Added gtk_tree_menu_get_area()."
      Adding a combo box to testtreemenu to show the GtkTreeMenu at work as a combo box delegate.
      Fixed combo-refactor branch for recent switch to gtk_cell_area_context_reset() api.
      Added aligned food menu test to testcombo.c
      Removed calls to gtk_cell_area_context_sum_*() since they went away.
      Added new symbols for GtkTreeMenu and added GtkCellView apis to gtk.symbols
      Added all documentation for new GtkTreeMenu
      Added GtkTreeMenu to gtk+ documentation and updated sections for newly added GtkCellView apis.
      Added remaining missing gtk-doc statements for GtkCellView.
      Fixed a broken gtk-doc statement in gtktreemenu.c
      Added clarification to the GtkCellView:cell-area-context documentation.
      Fixing GtkCellView to not strcmp() in buildable_custom_tag_end()
      Fixing GtkComboBox breakage after merge, completing hand-merge of style-context GtkBorder issues (now it works again).
      Re-refactored GtkComboBox to not reorder the file.
      Removed GtkComboBoxPrivate->minimum/natural_width members.
      Fixed gtk_tree_menu_path_in_menu function which has been malfunctioning.
      Fixed GtkComboBox to let the cell-layout implementation handle <cell-packing>
      Added new constructors gtk_combo_box_new_with_area and gtk_combo_box_new_with_area_and_entry.
      Added LISTMODE env var check to testcombo.c so that one can easily test listmode.
      Make GtkTreeMenu a private class:
      Fixed gtktreemenu for new gtkcellareabox api.
      Fixed GtkComboBox to properly set tearoff state on delegate GtkTreeMenu.
      Fixed conflicts after rebasing master into combo-refactor branch.
      Mentioned that GtkTreeMenu is based on some GtkComboBox code in the copyright header.
      Moved GtkMenuItem private functions to the private header.
      Removed TABs and trailing whitespace from GtkComboBox and GtkTreeMenu
      Fixed get_size() for GtkCellRendererText to clip to the input area
      Added GtkCellArea & GtkCellAreaContext to GtkIconView
      Initial messy commit of GtkIconView using GtkCellArea (nothing works yet).
      Committing working version of GtkIconView using GtkCellArea.
      Experimenting with allocating the context a different height for each row.
      Alignments with variable row heights almost works perfectly.
      GtkIconView now uses a per-row GtkCellAreaContext to store the alignments     of each row.
      Added gtk_icon_view_new_with_area()
      Fixed GtkIconView buildable custom tag end to let cell layout properly     handle <cell-packing>
      Removed gtk_icon_view_get_item_area()
      Made GtkIconView reset the context and invalidate all sizes when a row changes.
      Restored the old GtkIconView guess for wrap-width/width size of text cell
      Fixed gtkiconview dispose cycle to not fire warnings.
      Fixed GtkIconView keynav
      Ensure that GtkIconView items get redrawn when the focus cell changes.
      Allow GtkWindow to be parented if gtk_widget_set_parent_window() is called on one
      Added docs to gtk_widget_set_parent_window.
      Slightly less special casing in GtkWindow for gtk_widget_is_toplevel()
      Added tests/testtoplevelembed.
      Fixed issues with "hierarchy-changed" signal.
      Moved location of unsetting parent window inside gtk_widget_unparent().
      Added buttons to notebook tabs in testtoplevelembed
      Fixed focus handling on embedded windows.
      Fixed GtkWindow/GtkWidget to properly emit hierarchy changed for embedded toplevels
      Fixed GtkFileChooserDefault to handle cases of being in an embedded dialog.
      Changes to testtoplevelembed
      Fixed conflict while rebasing master.
      Dont show the GtkWindow when removing it from a parent and becomming a toplevel
      Fixed statement in gtkwindow.c when toplevelness changes.