2000-09-10  Almer S. Tigelaar  <almer1@dds.nl>

	* src/dialogs/dialog-stf.h: Limit the number of lines
	displayed in the preview. This is a temporary solution for
	bug #23426.

	* src/dialogs/dialog-stf-csv-page.c:
	(stf_dialog_csv_page_prepare): Ditto.

	* src/dialogs/dialog-stf-fixed-page.c:
	(stf_dialog_fixed_page_prepare): Ditto.

	* src/dialogs/dialog-stf-format-page.c:
	(stf_dialog_format_page_prepare): Ditto.
	(format_page_format_changed): Kill memory
	leak.

	* src/stf-parse.c:
	(stf_parse_csv_line): Change to still return
	something if the maximum number of columns is
	exceeded.
	(stf_parse_fixed_line): Ditto.

	* src/dialogs/dialog-stf-preview.c:
	(stf_preview_render): Adjust to only render SHEET_MAX_COLS
	columns.
	(stf_preview_get_table_pixel_width): Ditto.