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"
25 #include <gtk-contrib/psppire-sheet.h>
31 #include "data/data-in.h"
32 #include "data/data-out.h"
33 #include "data/format-guesser.h"
34 #include "data/value-labels.h"
35 #include "language/data-io/data-parser.h"
36 #include "language/lexer/lexer.h"
37 #include "libpspp/assertion.h"
38 #include "libpspp/i18n.h"
39 #include "libpspp/line-reader.h"
40 #include "libpspp/message.h"
41 #include "ui/gui/checkbox-treeview.h"
42 #include "ui/gui/dialog-common.h"
43 #include "ui/gui/executor.h"
44 #include "ui/gui/helper.h"
45 #include "ui/gui/builder-wrapper.h"
46 #include "ui/gui/psppire-data-window.h"
47 #include "ui/gui/psppire-dialog.h"
48 #include "ui/gui/psppire-encoding-selector.h"
49 #include "ui/gui/psppire-empty-list-store.h"
50 #include "ui/gui/psppire-var-sheet.h"
51 #include "ui/gui/psppire-var-store.h"
52 #include "ui/gui/psppire-scanf.h"
53 #include "ui/syntax-gen.h"
56 #include "gl/intprops.h"
57 #include "gl/xalloc.h"
60 #define _(msgid) gettext (msgid)
61 #define N_(msgid) msgid
63 struct import_assistant;
67 /* The "intro" page of the assistant. */
69 /* The introduction page of the assistant. */
73 GtkWidget *all_cases_button;
74 GtkWidget *n_cases_button;
75 GtkWidget *n_cases_spin;
76 GtkWidget *percent_button;
77 GtkWidget *percent_spin;
80 static void on_intro_amount_changed (struct intro_page *);
82 /* Initializes IA's intro substructure. */
84 intro_page_create (struct import_assistant *ia)
86 GtkBuilder *builder = ia->asst.builder;
88 GtkWidget *hbox_n_cases ;
89 GtkWidget *hbox_percent ;
92 struct intro_page *p = xzalloc (sizeof (*p));
94 p->n_cases_spin = gtk_spin_button_new_with_range (0, INT_MAX, 100);
96 hbox_n_cases = psppire_scanf_new (_("Only the first %4d cases"), &p->n_cases_spin);
98 table = get_widget_assert (builder, "button-table");
100 gtk_table_attach_defaults (GTK_TABLE (table), hbox_n_cases,
104 p->percent_spin = gtk_spin_button_new_with_range (0, 100, 10);
106 hbox_percent = psppire_scanf_new (_("Only the first %3d %% of file (approximately)"), &p->percent_spin);
108 gtk_table_attach_defaults (GTK_TABLE (table), hbox_percent,
112 p->page = add_page_to_assistant (ia, get_widget_assert (builder, "Intro"),
113 GTK_ASSISTANT_PAGE_INTRO);
115 p->all_cases_button = get_widget_assert (builder, "import-all-cases");
117 p->n_cases_button = get_widget_assert (builder, "import-n-cases");
119 p->percent_button = get_widget_assert (builder, "import-percent");
121 g_signal_connect_swapped (p->all_cases_button, "toggled",
122 G_CALLBACK (on_intro_amount_changed), p);
123 g_signal_connect_swapped (p->n_cases_button, "toggled",
124 G_CALLBACK (on_intro_amount_changed), p);
125 g_signal_connect_swapped (p->percent_button, "toggled",
126 G_CALLBACK (on_intro_amount_changed), p);
128 on_intro_amount_changed (p);
131 ds_put_cstr (&s, _("This assistant will guide you through the process of "
132 "importing data into PSPP from a text file with one line "
133 "per case, in which fields are separated by tabs, "
134 "commas, or other delimiters.\n\n"));
135 if (ia->file.total_is_exact)
137 &s, ngettext ("The selected file contains %zu line of text. ",
138 "The selected file contains %zu lines of text. ",
141 else if (ia->file.total_lines > 0)
145 "The selected file contains approximately %lu line of text. ",
146 "The selected file contains approximately %lu lines of text. ",
147 ia->file.total_lines),
148 ia->file.total_lines);
151 "Only the first %zu line of the file will be shown for "
152 "preview purposes in the following screens. ",
153 "Only the first %zu lines of the file will be shown for "
154 "preview purposes in the following screens. ",
158 ds_put_cstr (&s, _("You may choose below how much of the file should "
159 "actually be imported."));
160 gtk_label_set_text (GTK_LABEL (get_widget_assert (builder, "intro-label")),
167 /* Resets IA's intro page to its initial state. */
169 reset_intro_page (struct import_assistant *ia)
171 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (ia->intro->all_cases_button),
175 /* Called when one of the radio buttons is clicked. */
177 on_intro_amount_changed (struct intro_page *p)
179 gtk_widget_set_sensitive (p->n_cases_spin,
180 gtk_toggle_button_get_active (
181 GTK_TOGGLE_BUTTON (p->n_cases_button)));
183 gtk_widget_set_sensitive (p->percent_spin,
184 gtk_toggle_button_get_active (
185 GTK_TOGGLE_BUTTON (p->percent_button)));
190 intro_append_syntax (const struct intro_page *p, struct string *s)
192 if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (p->n_cases_button)))
193 ds_put_format (s, " /IMPORTCASES=FIRST %d\n",
194 gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON (p->n_cases_spin)));
195 else if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (p->percent_button)))
196 ds_put_format (s, " /IMPORTCASES=PERCENT %d\n",
197 gtk_spin_button_get_value_as_int (GTK_SPIN_BUTTON (p->percent_spin)));
199 ds_put_cstr (s, " /IMPORTCASES=ALL\n");