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 "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 "language/data-io/data-parser.h"
34 #include "language/lexer/lexer.h"
35 #include "libpspp/assertion.h"
36 #include "libpspp/i18n.h"
37 #include "libpspp/line-reader.h"
38 #include "libpspp/message.h"
39 #include "ui/gui/checkbox-treeview.h"
40 #include "ui/gui/dialog-common.h"
41 #include "ui/gui/executor.h"
42 #include "ui/gui/helper.h"
43 #include "ui/gui/builder-wrapper.h"
44 #include "ui/gui/psppire-data-window.h"
45 #include "ui/gui/psppire-dialog.h"
46 #include "ui/gui/psppire-encoding-selector.h"
47 #include "ui/gui/psppire-empty-list-store.h"
48 #include "ui/gui/psppire-var-sheet.h"
49 #include "ui/gui/psppire-var-store.h"
52 #include "gl/intprops.h"
53 #include "gl/xalloc.h"
56 #define _(msgid) gettext (msgid)
57 #define N_(msgid) msgid
61 static void close_assistant (struct import_assistant *, int response);
62 static void on_prepare (GtkAssistant *assistant, GtkWidget *page,
63 struct import_assistant *);
64 static void on_cancel (GtkAssistant *assistant, struct import_assistant *);
65 static void on_close (GtkAssistant *assistant, struct import_assistant *);
66 static void on_paste (GtkButton *button, struct import_assistant *);
67 static void on_reset (GtkButton *button, struct import_assistant *);
68 static void close_assistant (struct import_assistant *, int response);
70 /* Initializes IA's asst substructure. PARENT_WINDOW must be the
71 window to use as the assistant window's parent. */
73 init_assistant (struct import_assistant *ia, GtkWindow *parent_window)
75 struct assistant *a = &ia->asst;
77 a->builder = builder_new ("text-data-import.ui");
78 a->assistant = GTK_ASSISTANT (gtk_assistant_new ());
79 g_signal_connect (a->assistant, "prepare", G_CALLBACK (on_prepare), ia);
80 g_signal_connect (a->assistant, "cancel", G_CALLBACK (on_cancel), ia);
81 g_signal_connect (a->assistant, "close", G_CALLBACK (on_close), ia);
82 a->paste_button = gtk_button_new_from_stock (GTK_STOCK_PASTE);
83 gtk_assistant_add_action_widget (a->assistant, a->paste_button);
84 g_signal_connect (a->paste_button, "clicked", G_CALLBACK (on_paste), ia);
85 a->reset_button = gtk_button_new_from_stock ("pspp-stock-reset");
86 gtk_assistant_add_action_widget (a->assistant, a->reset_button);
87 g_signal_connect (a->reset_button, "clicked", G_CALLBACK (on_reset), ia);
88 gtk_window_set_title (GTK_WINDOW (a->assistant),
89 _("Importing Delimited Text Data"));
90 gtk_window_set_transient_for (GTK_WINDOW (a->assistant), parent_window);
91 gtk_window_set_icon_name (GTK_WINDOW (a->assistant), "pspp");
93 a->prop_renderer = gtk_cell_renderer_text_new ();
94 g_object_ref_sink (a->prop_renderer);
95 a->fixed_renderer = gtk_cell_renderer_text_new ();
96 g_object_ref_sink (a->fixed_renderer);
97 g_object_set (G_OBJECT (a->fixed_renderer),
98 "family", "Monospace",
102 /* Frees IA's asst substructure. */
104 destroy_assistant (struct import_assistant *ia)
106 struct assistant *a = &ia->asst;
108 g_object_unref (a->prop_renderer);
109 g_object_unref (a->fixed_renderer);
110 g_object_unref (a->builder);
113 /* Appends a page of the given TYPE, with PAGE as its content, to
114 the GtkAssistant encapsulated by IA. Returns the GtkWidget
115 that represents the page. */
117 add_page_to_assistant (struct import_assistant *ia,
118 GtkWidget *page, GtkAssistantPageType type)
124 title = gtk_window_get_title (GTK_WINDOW (page));
125 title_copy = xstrdup (title ? title : "");
127 content = gtk_bin_get_child (GTK_BIN (page));
129 g_object_ref (content);
130 gtk_container_remove (GTK_CONTAINER (page), content);
132 gtk_widget_destroy (page);
134 gtk_assistant_append_page (ia->asst.assistant, content);
135 gtk_assistant_set_page_type (ia->asst.assistant, content, type);
136 gtk_assistant_set_page_title (ia->asst.assistant, content, title_copy);
137 gtk_assistant_set_page_complete (ia->asst.assistant, content, true);
144 /* Called just before PAGE is displayed as the current page of
145 ASSISTANT, this updates IA content according to the new
148 on_prepare (GtkAssistant *assistant, GtkWidget *page,
149 struct import_assistant *ia)
151 int pn = gtk_assistant_get_current_page (assistant);
153 if (pn == 1 && ia->file.type != FTYPE_TEXT)
154 post_sheet_spec_page (ia);
156 if (gtk_assistant_get_page_type (assistant, page)
157 == GTK_ASSISTANT_PAGE_CONFIRM)
158 gtk_widget_grab_focus (assistant->apply);
160 gtk_widget_grab_focus (assistant->forward);
162 if (page == ia->separators.page)
163 prepare_separators_page (ia);
164 else if (page == ia->formats.page)
165 prepare_formats_page (ia);
167 gtk_widget_show (ia->asst.reset_button);
168 if (page == ia->formats.page)
169 gtk_widget_show (ia->asst.paste_button);
171 gtk_widget_hide (ia->asst.paste_button);
174 /* Called when the Cancel button in the assistant is clicked. */
176 on_cancel (GtkAssistant *assistant, struct import_assistant *ia)
178 close_assistant (ia, GTK_RESPONSE_CANCEL);
181 /* Called when the Apply button on the last page of the assistant
184 on_close (GtkAssistant *assistant, struct import_assistant *ia)
186 close_assistant (ia, GTK_RESPONSE_APPLY);
189 /* Called when the Paste button on the last page of the assistant
192 on_paste (GtkButton *button, struct import_assistant *ia)
194 close_assistant (ia, PSPPIRE_RESPONSE_PASTE);
197 /* Called when the Reset button is clicked. */
199 on_reset (GtkButton *button, struct import_assistant *ia)
201 gint page_num = gtk_assistant_get_current_page (ia->asst.assistant);
202 GtkWidget *page = gtk_assistant_get_nth_page (ia->asst.assistant, page_num);
204 if (page == ia->intro.page)
205 reset_intro_page (ia);
206 else if (page == ia->first_line.page)
207 reset_first_line_page (ia);
208 else if (page == ia->separators.page)
209 reset_separators_page (ia);
210 else if (page == ia->formats.page)
211 reset_formats_page (ia);
212 else if (page == ia->sheet_spec.page)
213 reset_sheet_spec_page (ia);
216 /* Causes the assistant to close, returning RESPONSE for
217 interpretation by text_data_import_assistant. */
219 close_assistant (struct import_assistant *ia, int response)
221 ia->asst.response = response;
222 g_main_loop_quit (ia->asst.main_loop);
223 gtk_widget_hide (GTK_WIDGET (ia->asst.assistant));