2001-05-08  Almer S. Tigelaar  <almer@gnome.org>

	* src/workbook-control-gui.c (wbcg_menu_state_update): New, combine
	all the enabling/disabling of menu items here including the newly
	added show/hide menu items.
	(wbcg_menu_state_enable_insert): Remove.
	(wbcg_menu_state_paste_special): Remove.
	(workbook_control_gui_ctor_class): Init menu_state_update callback
	and remove paste_special and enable_insert initializations.
	(workbook_control_gui_init): Initialize show/hide menu items.

	* src/workbook-control-gui-priv.h: Add show/hide detail menu items
	and tidy structure lay-out.

	* src/workbook-control-priv.h: Remove menu_state_enable_insert
	and menu_state_paste_special callbacks and add menu_state_update
	callback.

	* src/workbook-control.[ch]: Add wb_menu_state_update and
	remove wb_menu_state_paste_special and wb_menu_state_enable_insert.
	(wb_control_sheet_add): call wb_menu_state_update, Remove
	call to menu_state_paste_special.

	* src/sheet-private.h: Add enable_showhide_detail.

	* src/sheet.c (sheet_new): Initialize menu state booleans.
	(sheet_menu_state_enable_insert): Use wb_control_menu_state_update.

	* src/workbook-view.c (wb_view_menus_update): Idem and
	remove call to wb_control_menu_state_paste_special.

	* src/application.c (application_clipboard_clear): Idem.
	(application_clipboard_copy): Idem.
	(application_clipboard_cut): Idem.

	* src/selection.c (sheet_selection_set_internal): Add comment for
	show/hide detail enabling/disabling, something we can't do just yet.