2003-07-31  Andreas J. Guelzow  <aguelzow@taliesin.ca>

	* src/commands.c: switch from sheet pointer to sheet indices
	  throughout
	(cmd_reorganize_sheets_delete_sheets): deleted
	(cmd_reorganize_sheets_delete_get_this_sheet_info): new
	(cmd_reorganize_sheets_delete_shift_list): new
	(cmd_reorganize_sheets_delete_cmp_f): new
	(cmd_reorganize_sheets_delete_get_all_sheets_info): new
	(cmd_reorganize_sheets_delete_recreate_sheet): new
	(cmd_reorganize_sheets_delete_free): new
	(cmd_reorganize_sheets_fix_list): new
	(cmd_reorganize_sheets_undo): do most of the work here rather than
	  in workbook_sheet_reorganize
	(cmd_reorganize_sheets_redo): ditto
	(cmd_reorganize_sheets): handle deletion
	(cmd_reorganize_sheets_finalize): handle deletion
	* src/commands.h: change arguments to cmd_reorganize_sheets
	* src/workbook-control-gui.c (insert_sheet_at): new
	(cb_insert_sheet): use insert_sheet_at
	(cb_append_sheet): change call to cmd_reorganize_sheets
	(delete_sheet_if_possible): use cmd_reorganize_sheets
	(sheet_action_clone_sheet): temporarily append clone sheet (rather
	  than insert) to protect the undo-chain
	(cb_edit_duplicate_sheet): ditto
	(cb_sheet_label_drag_data_received): change arguments to
	  cmd_reorganize_sheets
	* src/workbook.c (workbook_sheet_by_index): handle index -1
	  separately
	(workbook_sheet_reorder): drop last argument
	(workbook_sheet_reorder_by_idx): new
	(workbook_sheet_recolor): new
	(workbook_sheet_rename): new
	(workbook_sheet_rename_check): new
	(workbook_sheet_change_protection): new
	(workbook_sheet_reorganize): delete
	* src/workbook.h (workbook_sheet_reorder): drop last argument
	(workbook_sheet_reorder_by_idx): new
	(workbook_sheet_recolor): new
	(workbook_sheet_rename): new
	(workbook_sheet_rename_check): new
	(workbook_sheet_change_protection): new
	(workbook_sheet_reorganize): delete

2003-07-31  Andreas J. Guelzow <aguelzow@taliesin.ca>

	* ms-excel-read.c (excel_workbook_destroy): remove last argument
	  in workbook_sheet_reorder

2003-07-31  Andreas J. Guelzow  <aguelzow@taliesin.ca>

	* dialog-sheet-order.c (cb_ok_clicked): use sheet indices
	  rather than sheet pointers, adjust arguments to
	  cmd_reorganize_sheets

2003-07-31  Andreas J. Guelzow <aguelzow@taliesin.ca>

	* applix-read.c (applix_read): remove last argument
	  in workbook_sheet_reorder, replace workbook_sheet_reorganize
	  with workbook_sheet_rename