Beispiel #1
0
/**
 * wbcg_edit_finish:
 * @wbcg: #WBCGtk
 * @result: what should we do with the content
 * @showed_dialog: If non-NULL will indicate if a dialog was displayed.
 *
 * Return: TRUE if editing completed successfully, or we were no editing.
 **/
gboolean
wbcg_edit_finish (WBCGtk *wbcg, WBCEditResult result,
		  gboolean *showed_dialog)
{
	Sheet *sheet;
	SheetView *sv;
	WorkbookControl *wbc;
	WorkbookView	*wbv;

	g_return_val_if_fail (GNM_IS_WBC_GTK (wbcg), FALSE);

	wbc = GNM_WBC (wbcg);
	wbv = wb_control_view (wbc);

	wbcg_focus_cur_scg (wbcg);

	gnm_expr_entry_close_tips (wbcg_get_entry_logical (wbcg));

	if (showed_dialog != NULL)
		*showed_dialog = FALSE;

	/* Remove the range selection cursor if it exists */
	if (NULL != wbcg->rangesel)
		scg_rangesel_stop (wbcg->rangesel, result == WBC_EDIT_REJECT);

	if (!wbcg_is_editing (wbcg)) {
		/* We may have a guru up even if we are not editing. remove it.
		 * Do NOT remove until later it if we are editing, it is possible
		 * that we may want to continue editing.
		 */
		if (wbcg->edit_line.guru != NULL) {
			GtkWidget *w = wbcg->edit_line.guru;
			wbc_gtk_detach_guru (wbcg);
			gtk_widget_destroy (w);
		}

		return TRUE;
	}

	g_return_val_if_fail (IS_SHEET (wbcg->editing_sheet), TRUE);

	sheet = wbcg->editing_sheet;
	sv = sheet_get_view (sheet, wbv);

	/* Save the results before changing focus */
	if (result != WBC_EDIT_REJECT) {
		ValidationStatus valid = GNM_VALIDATION_STATUS_VALID;
		char *free_txt = NULL;
		char const *txt;
		GnmStyle const *mstyle;
		char const *expr_txt = NULL;
		GOFormat const *fmt;
		GnmValue *value;
		GOUndo *u = NULL;
		GSList	*selection = selection_get_ranges (sv, FALSE);
		GnmParsePos    pp;
		GnmExprTop const *texpr = NULL;

		parse_pos_init_editpos (&pp, sv);

		/* Array only works on single range.  */
		if (result == WBC_EDIT_ACCEPT_ARRAY &&
		    (selection == NULL || selection->next != NULL))
			result = WBC_EDIT_ACCEPT_RANGE;

		/******* Check whether we would split a range ********/

		switch (result) {
		case (WBC_EDIT_ACCEPT_RANGE):
		case (WBC_EDIT_ACCEPT_ARRAY): {
			if (sheet_ranges_split_region (sheet, selection,
						       GO_CMD_CONTEXT (wbc), _("Set Text"))) {
				range_fragment_free (selection);
				if (showed_dialog != NULL)
					*showed_dialog = TRUE;
				return FALSE;
			}

			if (result == WBC_EDIT_ACCEPT_ARRAY &&
			    sheet_range_contains_merges_or_arrays
			    	(sheet, selection->data,
				 GO_CMD_CONTEXT (wbc), _("Set Text"),
				 TRUE, FALSE)) {
				range_fragment_free (selection);
				if (showed_dialog != NULL)
					*showed_dialog = TRUE;
				return FALSE;
			}

			break;
		}
		case (WBC_EDIT_ACCEPT_WO_AC):
		case (WBC_EDIT_ACCEPT): {
			GnmCell const *cell = sheet_cell_get
				(sheet, sv->edit_pos.col, sv->edit_pos.row);
			if (gnm_cell_is_nonsingleton_array (cell)) {
				gnm_cmd_context_error_splits_array (GO_CMD_CONTEXT (wbc),
								    _("Set Text"), NULL);
				if (showed_dialog != NULL)
					*showed_dialog = TRUE;
				range_fragment_free (selection);
				return FALSE;
			}
			break;
		}
		case (WBC_EDIT_REJECT):
		default:
			/* We should not be able to get here! */
			break;
		}


		/******* Check whether the range is locked ********/

		switch (result) {
		case (WBC_EDIT_ACCEPT_RANGE):
		case (WBC_EDIT_ACCEPT_ARRAY): {
			if (cmd_selection_is_locked_effective (sheet, selection, wbc,
							       _("Set Text"))) {
				range_fragment_free (selection);
				if (showed_dialog != NULL)
					*showed_dialog = TRUE;
				return FALSE;
			}
			break;
		}
		case (WBC_EDIT_ACCEPT_WO_AC):
		case (WBC_EDIT_ACCEPT): {
			GnmRange r;
			r.end = r.start = pp.eval;

			if (cmd_cell_range_is_locked_effective (sheet, &r, wbc,
							       _("Set Text"))) {
				range_fragment_free (selection);
				if (showed_dialog != NULL)
					*showed_dialog = TRUE;
				return FALSE;
			}
			break;
		}
		case (WBC_EDIT_REJECT):
		default:
			/* We should not be able to get here! */
			break;
		}
		/*****************************************************/

		txt = wbcg_edit_get_display_text (wbcg);
		mstyle = sheet_style_get (sheet, sv->edit_pos.col, sv->edit_pos.row);
		fmt = gnm_cell_get_format (sheet_cell_fetch (sheet, sv->edit_pos.col,
							     sv->edit_pos.row));

		value = format_match (txt, fmt,
				      workbook_date_conv (sheet->workbook));
		if (value == NULL)
			expr_txt = gnm_expr_char_start_p (txt);
		else
			value_release (value);

		/* NOTE : do not modify gnm_expr_char_start_p to exclude "-"
		 * it _can_ start an expression, which is required for rangesel
		 * it just isn't an expression. */
		if (expr_txt != NULL && *expr_txt != '\0' && strcmp (expr_txt, "-")) {
			GnmExprTop const *texpr_test = NULL;
			GnmParseError  perr;

			parse_error_init (&perr);
			texpr_test = gnm_expr_parse_str (expr_txt,
							 &pp, GNM_EXPR_PARSE_DEFAULT, NULL, &perr);
			/* Try adding a single extra closing paren to see if it helps */
			if (texpr_test == NULL && perr.err != NULL &&
			    perr.err->code == PERR_MISSING_PAREN_CLOSE) {
				GnmParseError tmp_err;
				char *tmp = g_strconcat (txt, ")", NULL);
				parse_error_init (&tmp_err);
				texpr_test = gnm_expr_parse_str (gnm_expr_char_start_p (tmp),
								 &pp, GNM_EXPR_PARSE_DEFAULT,
								 NULL, &tmp_err);
				parse_error_free (&tmp_err);

				if (texpr_test != NULL) {
					txt = free_txt = tmp;
					expr_txt = gnm_expr_char_start_p (txt);
				} else
					g_free (tmp);
			}

			if (texpr_test == NULL && perr.err != NULL) {
				ValidationStatus reedit;

				/* set focus _before_ selection.  gtk2 seems to
				 * screw with selection in gtk_entry_grab_focus
				 * (no longer required now that we clear
				 * gtk-entry-select-on-focus) */
				gtk_window_set_focus (wbcg_toplevel (wbcg),
						      (GtkWidget *) wbcg_get_entry (wbcg));

				if (perr.begin_char != 0 || perr.end_char != 0) {
					int offset = expr_txt - txt;
					gtk_editable_select_region (GTK_EDITABLE (wbcg_get_entry (wbcg)),
								    offset + perr.begin_char,
								    offset + perr.end_char);
				} else
					gtk_editable_set_position (
								   GTK_EDITABLE (wbcg_get_entry (wbcg)), -1);

				reedit = wb_control_validation_msg (GNM_WBC (wbcg),
								    GNM_VALIDATION_STYLE_PARSE_ERROR, NULL,
								    perr.err->message);
				if (showed_dialog != NULL)
					*showed_dialog = TRUE;

				parse_error_free (&perr);
				if (reedit == GNM_VALIDATION_STATUS_INVALID_EDIT) {
					range_fragment_free (selection);
					return FALSE;
				}
				/* restore focus to sheet , or we'll leave edit
				 * mode only to jump right back in the new
				 * cell because it looks like someone just
				 * focused on the edit line (eg hit F2) */
				wbcg_focus_cur_scg (wbcg);
			}
			if (texpr_test != NULL)
				gnm_expr_top_unref (texpr_test);
		}

		/* We only enter an array formula if the text is a formula */
		if (result == WBC_EDIT_ACCEPT_ARRAY && !expr_txt)
			result = WBC_EDIT_ACCEPT_RANGE;

		if (result == WBC_EDIT_ACCEPT_ARRAY) {
			GnmParsePos pp_array;
			GnmRange *r = selection->data;

			parse_pos_init (&pp_array, sheet->workbook, sheet, r->start.col, r->start.row);

			if ((texpr = gnm_expr_parse_str
			     (expr_txt, &pp_array, GNM_EXPR_PARSE_DEFAULT,
			      sheet_get_conventions (sheet), NULL)) == NULL)
				result = WBC_EDIT_ACCEPT_RANGE;
		}

		/* We need to save the information that we will temporarily overwrite */
		/* We then assign the information. No need to worry about formatting */
		/* Finally we can check the validation! */

		switch (result) {
		case (WBC_EDIT_ACCEPT_RANGE): {
			GSList	*l;

			for (l = selection; l != NULL; l = l->next) {
				GnmRange *r = l->data;
				u = go_undo_combine (u,  clipboard_copy_range_undo (sheet, r));
			}
			for (l = selection; l != NULL; l = l->next) {
				GnmRange *r = l->data;
				/* We do this separately since there may be overlap between ranges */
				sheet_range_set_text (&pp, r, txt);
				valid =	gnm_validation_eval_range (wbc, sheet, &sv->edit_pos, r,
							       showed_dialog);
				if (valid != GNM_VALIDATION_STATUS_VALID)
					break;
			}
			break;
		}
		case (WBC_EDIT_ACCEPT_ARRAY): {
			GnmRange *r = selection->data;

			u = go_undo_combine (u,  clipboard_copy_range_undo (sheet, r));
			if (texpr) {
				gnm_expr_top_ref (texpr);
				gnm_cell_set_array_formula (sheet,
							    r->start.col, r->start.row,
							    r->end.col, r->end.row,
							    texpr);
				sheet_region_queue_recalc (sheet, r);
			}
			valid =	gnm_validation_eval_range (wbc, sheet, &sv->edit_pos, r,
						       showed_dialog);
			break;
		}
		case (WBC_EDIT_ACCEPT_WO_AC):
		case (WBC_EDIT_ACCEPT): {
			GnmRange r;
			GnmCell *cell;

			range_init_cellpos (&r, &sv->edit_pos);
			u = clipboard_copy_range_undo (sheet, &r);

			cell = sheet_cell_fetch (sheet,
						 sv->edit_pos.col,
						 sv->edit_pos.row);
			sheet_cell_set_text (cell, txt, wbcg->edit_line.markup);
			valid = gnm_validation_eval (wbc, mstyle, sheet, &sv->edit_pos, showed_dialog);
			break;
		}
		case (WBC_EDIT_REJECT):
		default:
			/* We should not be able to get here! */
			break;
		}

		range_fragment_free (selection);

		/* We need to rebuild the original info first. */

		go_undo_undo (u);
		g_object_unref (u);

		/* Now we can respond to our validation information */

		if (valid != GNM_VALIDATION_STATUS_VALID) {
			result = WBC_EDIT_REJECT;
			if (valid == GNM_VALIDATION_STATUS_INVALID_EDIT) {
				gtk_window_set_focus (wbcg_toplevel (wbcg),
					(GtkWidget *) wbcg_get_entry (wbcg));
				g_free (free_txt);
				if (texpr != NULL)
					gnm_expr_top_unref (texpr);
				return FALSE;
			}
		} else {
			if (result == WBC_EDIT_ACCEPT_ARRAY) {
				cmd_area_set_array_expr (wbc, sv, texpr);

			} else {
				PangoAttrList *res_markup = wbcg->edit_line.markup
					? pango_attr_list_copy (wbcg->edit_line.markup)
					: NULL;
				if (result == WBC_EDIT_ACCEPT)
					cmd_set_text (wbc, sheet, &sv->edit_pos, txt, res_markup, TRUE);
				else if (result == WBC_EDIT_ACCEPT_WO_AC)
					cmd_set_text (wbc, sheet, &sv->edit_pos, txt, res_markup, FALSE);
				else
					cmd_area_set_text (wbc, sv, txt, res_markup);
				if (res_markup)
					pango_attr_list_unref (res_markup);
			}
		}
		if (texpr != NULL)
			gnm_expr_top_unref (texpr);
		g_free (free_txt);
	} else {
		if (sv == wb_control_cur_sheet_view (wbc)) {
			/* Redraw the cell contents in case there was a span */
			GnmRange tmp; tmp.start = tmp.end = sv->edit_pos;
			sheet_range_bounding_box (sv->sheet, &tmp);
			sv_redraw_range (wb_control_cur_sheet_view (wbc), &tmp);
		}

		/* Reload the entry widget with the original contents */
		wb_view_edit_line_set (wbv, wbc);
	}

	/* Stop editing */
	wbcg->editing = FALSE;
	wbcg->editing_sheet = NULL;
	wbcg->editing_cell = NULL;

	if (wbcg->edit_line.guru != NULL) {
		GtkWidget *w = wbcg->edit_line.guru;
		wbc_gtk_detach_guru (wbcg);
		gtk_widget_destroy (w);
	}

	if (wbcg->edit_line.signal_insert) {
		g_signal_handler_disconnect (wbcg_get_entry (wbcg),
					     wbcg->edit_line.signal_insert);
		wbcg->edit_line.signal_insert = 0;
	}
	if (wbcg->edit_line.signal_delete) {
		g_signal_handler_disconnect (wbcg_get_entry (wbcg),
					     wbcg->edit_line.signal_delete);
		wbcg->edit_line.signal_delete = 0;
	}
	if (wbcg->edit_line.signal_cursor_pos) {
		g_signal_handler_disconnect (wbcg_get_entry (wbcg),
					     wbcg->edit_line.signal_cursor_pos);
		wbcg->edit_line.signal_cursor_pos = 0;
	}
	if (wbcg->edit_line.signal_selection_bound) {
		g_signal_handler_disconnect (wbcg_get_entry (wbcg),
					     wbcg->edit_line.signal_selection_bound);
		wbcg->edit_line.signal_selection_bound = 0;
	}

	if (wbcg->edit_line.cell_attrs != NULL) {
		pango_attr_list_unref (wbcg->edit_line.cell_attrs);
		wbcg->edit_line.cell_attrs = NULL;
	}

	if (wbcg->edit_line.markup) {
		pango_attr_list_unref (wbcg->edit_line.markup);
		wbcg->edit_line.markup = NULL;
	}

	if (wbcg->edit_line.full_content != NULL) {
		pango_attr_list_unref (wbcg->edit_line.full_content);
		wbcg->edit_line.full_content = NULL;
	}

	if (wbcg->edit_line.cur_fmt) {
		pango_attr_list_unref (wbcg->edit_line.cur_fmt);
		wbcg->edit_line.cur_fmt = NULL;
	}

	/* set pos to 0, to ensure that if we start editing by clicking on the
	 * editline at the last position, we'll get the right style feedback */
	gtk_editable_set_position ((GtkEditable *) wbcg_get_entry (wbcg), 0);

	wb_control_update_action_sensitivity (wbc);

	if (!sheet->workbook->during_destruction) {
		/* restore focus to original sheet in case things were being selected
		 * on a different page.  Do no go through the view, rangesel is
		 * specific to the control.  */
		wb_control_sheet_focus (wbc, sheet);
		/* Only the edit sheet has an edit cursor */
		scg_edit_stop (wbcg_cur_scg (wbcg));
	}
	wbcg_auto_complete_destroy (wbcg);
	wb_control_style_feedback (wbc, NULL);	/* in case markup messed with things */

	return TRUE;
}
Beispiel #2
0
/**
 * expr_name_add:
 * @pp:
 * @name:
 * @texpr: if texpr == NULL then create a placeholder with value #NAME?
 * @error_msg:
 * @link_to_container:
 *
 * Absorbs the reference to @texpr.
 * If @error_msg is non NULL it may hold a pointer to a translated descriptive
 * string.  NOTE : caller is responsible for freeing the error message.
 *
 * The reference semantics of the new expression are
 * 1) new names with @link_to_container TRUE are referenced by the container.
 *    The caller DOES NOT OWN a reference to the result, and needs to add their
 *    own.
 * 2) if @link_to_container is FALSE the caller DOES OWN a reference, and
 *    can free the result by unrefing the name.
 **/
GnmNamedExpr *
expr_name_add (GnmParsePos const *pp, char const *name,
	       GnmExprTop const *texpr, char **error_msg,
	       gboolean link_to_container,
	       GnmNamedExpr *stub)
{
	GnmNamedExpr *nexpr = NULL;
	GnmNamedExprCollection *scope = NULL;

	g_return_val_if_fail (pp != NULL, NULL);
	g_return_val_if_fail (pp->sheet != NULL || pp->wb != NULL, NULL);
	g_return_val_if_fail (name != NULL, NULL);
	g_return_val_if_fail (stub == NULL || stub->is_placeholder, NULL);

	if (texpr != NULL && expr_name_check_for_loop (name, texpr)) {
		gnm_expr_top_unref (texpr);
		if (error_msg)
			*error_msg = g_strdup_printf (_("'%s' has a circular reference"), name);
		return NULL;
	}

	scope = (pp->sheet != NULL) ? pp->sheet->names : pp->wb->names;
	/* see if there was a place holder */
	nexpr = g_hash_table_lookup (scope->placeholders, name);
	if (nexpr != NULL) {
		if (texpr == NULL) {
			/* there was already a placeholder for this */
			expr_name_ref (nexpr);
			return nexpr;
		}

		/* convert the placeholder into a real name */
		g_hash_table_steal (scope->placeholders, name);
		nexpr->is_placeholder = FALSE;
	} else {
		nexpr = g_hash_table_lookup (scope->names, name);
		/* If this is a permanent name, we may be adding it */
		/* on opening of a file, although */
		/* the name is already in place. */
		if (nexpr != NULL) {
			if (nexpr->is_permanent)
				link_to_container = FALSE;
			else {
				if (error_msg != NULL)
					*error_msg = (pp->sheet != NULL)
						? g_strdup_printf (_("'%s' is already defined in sheet"), name)
						: g_strdup_printf (_("'%s' is already defined in workbook"), name);

				gnm_expr_top_unref (texpr);
				return NULL;
			}
		}
	}

	if (error_msg)
		*error_msg = NULL;

	if (nexpr == NULL) {
		if (stub != NULL) {
			nexpr = stub;
			stub->is_placeholder = FALSE;
			go_string_unref (stub->name);
			stub->name = go_string_new (name);
		} else {
			nexpr = expr_name_new (name);
			nexpr->is_placeholder = (texpr == NULL);
		}
	}
	parse_pos_init (&nexpr->pos,
		pp->wb, pp->sheet, pp->eval.col, pp->eval.row);
	if (texpr == NULL)
		texpr = gnm_expr_top_new_constant
			(value_new_error_NAME (NULL));
	expr_name_set_expr (nexpr, texpr);
	if (link_to_container)
		gnm_named_expr_collection_insert (scope, nexpr);

	return nexpr;
}