1 /* PSPPIRE - a graphical user interface for PSPP.
2 Copyright (C) 2013 Free Software Foundation
4 This program is free software: you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation, either version 3 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program. If not, see <http://www.gnu.org/licenses/>. */
19 #include "ui/gui/text-data-import-dialog.h"
23 #include <gtk-contrib/psppire-sheet.h>
29 #include "data/data-in.h"
30 #include "data/data-out.h"
31 #include "data/format-guesser.h"
32 #include "data/value-labels.h"
33 #include "data/gnumeric-reader.h"
34 #include "data/ods-reader.h"
35 #include "data/spreadsheet-reader.h"
36 #include "language/data-io/data-parser.h"
37 #include "language/lexer/lexer.h"
38 #include "libpspp/assertion.h"
39 #include "libpspp/i18n.h"
40 #include "libpspp/line-reader.h"
41 #include "libpspp/message.h"
42 #include "ui/gui/checkbox-treeview.h"
43 #include "ui/gui/dialog-common.h"
44 #include "ui/gui/executor.h"
45 #include "ui/gui/helper.h"
46 #include "ui/gui/builder-wrapper.h"
47 #include "ui/gui/psppire-data-window.h"
48 #include "ui/gui/psppire-dialog.h"
49 #include "ui/gui/psppire-encoding-selector.h"
50 #include "ui/gui/psppire-empty-list-store.h"
51 #include "ui/gui/psppire-var-sheet.h"
52 #include "ui/gui/psppire-var-store.h"
53 #include "ui/gui/psppire-scanf.h"
54 #include "ui/syntax-gen.h"
56 #include <data/casereader.h>
59 #include "gl/intprops.h"
60 #include "gl/xalloc.h"
63 #define _(msgid) gettext (msgid)
64 #define N_(msgid) msgid
66 struct import_assistant;
70 /* The "sheet-spec" page of the assistant. */
72 /* The sheet_spec page of the assistant (only relevant for spreadsheet imports). */
73 struct sheet_spec_page
76 struct casereader *reader;
77 struct dictionary *dict;
79 struct spreadsheet_read_info sri;
80 struct spreadsheet_read_options opts;
84 /* Initializes IA's sheet_spec substructure. */
85 struct sheet_spec_page *
86 sheet_spec_page_create (struct import_assistant *ia)
88 GtkBuilder *builder = ia->asst.builder;
89 struct sheet_spec_page *p = xzalloc (sizeof (*p));
91 p->page = add_page_to_assistant (ia, get_widget_assert (builder, "Sheet"),
92 GTK_ASSISTANT_PAGE_INTRO);
97 /* Prepares IA's sheet_spec page. */
99 prepare_sheet_spec_page (struct import_assistant *ia)
101 struct sheet_spec_page *p = ia->sheet_spec;
103 GtkBuilder *builder = ia->asst.builder;
104 GtkWidget *sheet_entry = get_widget_assert (builder, "sheet-entry");
106 gtk_spin_button_set_digits (GTK_SPIN_BUTTON (sheet_entry), 0);
107 gtk_spin_button_set_range (GTK_SPIN_BUTTON (sheet_entry), 1, ia->spreadsheet->sheets);
111 /* Resets IA's sheet_spec page to its initial state. */
113 reset_sheet_spec_page (struct import_assistant *ia)
115 printf ("%s\n", __FUNCTION__);
118 /* Called when the Forward button is clicked,
119 but before displaying the new page.
122 post_sheet_spec_page (struct import_assistant *ia)
129 GtkBuilder *builder = ia->asst.builder;
131 struct sheet_spec_page *ssp = ia->sheet_spec;
132 struct casereader *creader = NULL;
133 struct dictionary *dict = NULL;
135 GtkWidget *sheet_entry = get_widget_assert (builder, "sheet-entry");
136 GtkWidget *range_entry = get_widget_assert (builder, "cell-range-entry");
137 GtkWidget *readnames_checkbox = get_widget_assert (builder, "readnames-checkbox");
139 gint num = gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON (sheet_entry));
141 const gchar *range = gtk_entry_get_text (GTK_ENTRY (range_entry));
146 ssp->opts.sheet_name = NULL;
147 ssp->opts.cell_range = NULL;
148 ssp->opts.sheet_index = num;
150 if ( convert_cell_ref (range, &col_start, &row_start, &col_stop, &row_stop))
152 ssp->opts.cell_range = range;
155 ssp->sri.read_names = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (readnames_checkbox));
158 switch (ia->spreadsheet->type)
160 case SPREADSHEET_ODS:
162 creader = ods_make_reader (ia->spreadsheet, &ssp->sri, &ssp->opts);
163 dict = ia->spreadsheet->dict;
166 case SPREADSHEET_GNUMERIC:
168 creader = gnumeric_make_reader (ia->spreadsheet, &ssp->sri, &ssp->opts);
169 dict = ia->spreadsheet->dict;
173 g_assert_not_reached ();
178 ssp->reader = creader;
182 update_assistant (ia);
186 GtkWidget * dialog = gtk_message_dialog_new (NULL,
190 _("An error occurred reading the spreadsheet file."));
192 gtk_dialog_run (GTK_DIALOG (dialog));
193 gtk_widget_destroy (dialog);
199 Update IA according to the contents of DICT and CREADER.
200 CREADER will be destroyed by this function.
203 update_assistant (struct import_assistant *ia)
205 struct sheet_spec_page *ssp = ia->sheet_spec;
213 ia->column_cnt = dict_get_var_cnt (ssp->dict);
214 ia->columns = xcalloc (ia->column_cnt, sizeof (*ia->columns));
215 for (col = 0; col < ia->column_cnt ; ++col)
217 const struct variable *var = dict_get_var (ssp->dict, col);
218 ia->columns[col].name = xstrdup (var_get_name (var));
219 ia->columns[col].contents = NULL;
222 for (; (c = casereader_read (ssp->reader)) != NULL; case_unref (c))
225 for (col = 0; col < ia->column_cnt ; ++col)
228 const struct variable *var = dict_get_var (ssp->dict, col);
230 ia->columns[col].contents = xrealloc (ia->columns[col].contents,
231 sizeof (struct substring) * rows);
233 ss = data_out (case_data (c, var), dict_get_encoding (ssp->dict),
234 var_get_print_format (var));
236 ia->columns[col].contents[rows - 1] = ss_cstr (ss);
239 if (rows > MAX_PREVIEW_LINES)
247 // file->line_cnt = rows;