Fx_file_dialog if only directories should be read.
* lisp.h: Fx_file_dialog takes 5 parameters.
* xfns.c (Fx_file_dialog): Both Motif and GTK version: Add
parameter only_dir_p.
In Motif version, don't put DEFAULT_FILENAME in filter part of the
dialog, just text field part. Do not add DEFAULT_FILENAME
to list of files if it isn't there.
In GTK version, pass only_dir_p parameter to xg_get_file_name.
* macfns.c (Fx_file_dialog): Add parameter only_dir_p. Check
only_dir_p instead of comparing prompt to "Dired". When using
a save dialog, add option kNavDontConfirmReplacement, change title
to "Enter name", change text for save button to "Ok".
* w32fns.c (Fx_file_dialog): Add parameter only_dir_p. Check
only_dir_p instead of comparing prompt to "Dired".
* gtkutil.c (xg_get_file_with_chooser)
(xg_get_file_with_selection): New functions, only defined ifdef
HAVE_GTK_FILE_CHOOSER_DIALOG_NEW and HAVE_GTK_FILE_SELECTION_NEW
respectively.
(xg_get_file_name): Add parameter only_dir_p.
Call xg_get_file_with_chooser or xg_get_file_with_selection
depending on HAVE_GTK_FILE* and the value of use_old_gtk_file_dialog.
(xg_initialize): New DEFVAR_BOOL use_old_gtk_file_dialog.
* gtkutil.h (xg_get_file_name): Add parameter only_dir_p.
declare and use them if NON_BLOCKING_CONNECT is defined.
(IF_NON_BLOCKING_CONNECT): New helper macro.
(wait_reading_process_output): Only declare and use local vars
Connecting and check_connect when NON_BLOCKING_CONNECT is defined.
(init_process): Initialize them if NON_BLOCKING_CONNECT defined.
tool_bar_items and assign the result to f->tool_bar_items if
not equal. Move BLOCK/UNBLOCK_INPUT from around call to
tool_bar_items to assignment of result.
(SAFE_ALLOCA, SAFE_ALLOCA_LISP): Increment it when malloc is used.
(SAFE_FREE): Test it to determine if we need to unwind to free.
Remove size arg. All users changed.
(SAFE_FREE_LISP) Remove. All users changed to use SAFE_FREE.
(xg_destroy_widgets): Renamed from remove_from_container. Just
destroy all widgets in list. Argument wcont removed.
(xg_update_menubar, xg_update_submenu): Call xg_destroy_widgets
instead of remove_from_container.
(xg_display_close, xg_create_tool_bar, update_frame_tool_bar)
(free_frame_tool_bar): Add comment.
* xfns.c (xic_create_xfontset): Check that FRAME_XIC_BASE_FONTNAME
is not NULL before strcmp.
