1 /* PSPPIRE - a graphical user interface for PSPP.
2 Copyright (C) 2008, 2009, 2010, 2011, 2012, 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 "page-intro.h"
21 #include "ui/gui/text-data-import-dialog.h"
30 #include "data/data-in.h"
31 #include "data/data-out.h"
32 #include "data/format-guesser.h"
33 #include "data/value-labels.h"
34 #include "language/data-io/data-parser.h"
35 #include "language/lexer/lexer.h"
36 #include "libpspp/assertion.h"
37 #include "libpspp/i18n.h"
38 #include "libpspp/line-reader.h"
39 #include "libpspp/message.h"
40 #include "ui/gui/checkbox-treeview.h"
41 #include "ui/gui/dialog-common.h"
42 #include "ui/gui/executor.h"
43 #include "ui/gui/helper.h"
44 #include "ui/gui/builder-wrapper.h"
45 #include "ui/gui/psppire-data-window.h"
46 #include "ui/gui/psppire-dialog.h"
47 #include "ui/gui/psppire-encoding-selector.h"
48 #include "ui/gui/psppire-empty-list-store.h"
49 #include "ui/gui/psppire-var-sheet.h"
50 #include "ui/gui/psppire-scanf.h"
51 #include "ui/syntax-gen.h"
53 #include "gl/intprops.h"
54 #include "gl/xalloc.h"
57 #define _(msgid) gettext (msgid)
58 #define N_(msgid) msgid
60 struct import_assistant;
64 /* The "intro" page of the assistant. */
66 /* The introduction page of the assistant. */
70 GtkWidget *all_cases_button;
71 GtkWidget *n_cases_button;
72 GtkWidget *n_cases_spin;
73 GtkWidget *percent_button;
74 GtkWidget *percent_spin;
77 static void on_intro_amount_changed (struct intro_page *);
79 /* Initializes IA's intro substructure. */
81 intro_page_create (struct import_assistant *ia)
83 GtkBuilder *builder = ia->asst.builder;
85 GtkWidget *hbox_n_cases ;
86 GtkWidget *hbox_percent ;
89 struct intro_page *p = xzalloc (sizeof (*p));
91 p->n_cases_spin = gtk_spin_button_new_with_range (0, INT_MAX, 100);
93 hbox_n_cases = psppire_scanf_new (_("Only the first %4d cases"), &p->n_cases_spin);
95 table = get_widget_assert (builder, "button-table");
97 gtk_table_attach_defaults (GTK_TABLE (table), hbox_n_cases,
101 p->percent_spin = gtk_spin_button_new_with_range (0, 100, 10);
103 hbox_percent = psppire_scanf_new (_("Only the first %3d %% of file (approximately)"), &p->percent_spin);
105 gtk_table_attach_defaults (GTK_TABLE (table), hbox_percent,
109 p->page = add_page_to_assistant (ia, get_widget_assert (builder, "Intro"),
110 GTK_ASSISTANT_PAGE_INTRO);
112 p->all_cases_button = get_widget_assert (builder, "import-all-cases");
114 p->n_cases_button = get_widget_assert (builder, "import-n-cases");
116 p->percent_button = get_widget_assert (builder, "import-percent");
118 g_signal_connect_swapped (p->all_cases_button, "toggled",
119 G_CALLBACK (on_intro_amount_changed), p);
120 g_signal_connect_swapped (p->n_cases_button, "toggled",
121 G_CALLBACK (on_intro_amount_changed), p);
122 g_signal_connect_swapped (p->percent_button, "toggled",
123 G_CALLBACK (on_intro_amount_changed), p);
125 on_intro_amount_changed (p);
128 ds_put_cstr (&s, _("This assistant will guide you through the process of "
129 "importing data into PSPP from a text file with one line "
130 "per case, in which fields are separated by tabs, "
131 "commas, or other delimiters.\n\n"));
132 if (ia->file.total_is_exact)
134 &s, ngettext ("The selected file contains %zu line of text. ",
135 "The selected file contains %zu lines of text. ",
138 else if (ia->file.total_lines > 0)
142 "The selected file contains approximately %lu line of text. ",
143 "The selected file contains approximately %lu lines of text. ",
144 ia->file.total_lines),
145 ia->file.total_lines);
148 "Only the first %zu line of the file will be shown for "
149 "preview purposes in the following screens. ",
150 "Only the first %zu lines of the file will be shown for "
151 "preview purposes in the following screens. ",
155 ds_put_cstr (&s, _("You may choose below how much of the file should "
156 "actually be imported."));
157 gtk_label_set_text (GTK_LABEL (get_widget_assert (builder, "intro-label")),
164 /* Resets IA's intro page to its initial state. */
166 reset_intro_page (struct import_assistant *ia)
168 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (ia->intro->all_cases_button),
172 /* Called when one of the radio buttons is clicked. */
174 on_intro_amount_changed (struct intro_page *p)
176 gtk_widget_set_sensitive (p->n_cases_spin,
177 gtk_toggle_button_get_active (
178 GTK_TOGGLE_BUTTON (p->n_cases_button)));
180 gtk_widget_set_sensitive (p->percent_spin,
181 gtk_toggle_button_get_active (
182 GTK_TOGGLE_BUTTON (p->percent_button)));
187 intro_append_syntax (const struct intro_page *p, struct string *s)
189 if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (p->n_cases_button)))
190 ds_put_format (s, " /IMPORTCASES=FIRST %d\n",
191 gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON (p->n_cases_spin)));
192 else if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (p->percent_button)))
193 ds_put_format (s, " /IMPORTCASES=PERCENT %d\n",
194 gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON (p->percent_spin)));
196 ds_put_cstr (s, " /IMPORTCASES=ALL\n");