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. */
72 struct import_assistant *
73 init_assistant (GtkWindow *parent_window)
75 struct import_assistant *ia = NULL;
76 ia = xzalloc (sizeof *ia);
77 struct assistant *a = &ia->asst;
80 ia->intro = xzalloc (sizeof *ia->intro);
81 ia->sheet_spec = xzalloc (sizeof *ia->sheet_spec);
82 ia->first_line = xzalloc (sizeof *ia->first_line);
83 ia->separators = xzalloc (sizeof *ia->separators);
84 ia->formats = xzalloc (sizeof *ia->formats);
86 a->builder = builder_new ("text-data-import.ui");
87 a->assistant = GTK_ASSISTANT (gtk_assistant_new ());
88 g_signal_connect (a->assistant, "prepare", G_CALLBACK (on_prepare), ia);
89 g_signal_connect (a->assistant, "cancel", G_CALLBACK (on_cancel), ia);
90 g_signal_connect (a->assistant, "close", G_CALLBACK (on_close), ia);
91 a->paste_button = gtk_button_new_from_stock (GTK_STOCK_PASTE);
92 gtk_assistant_add_action_widget (a->assistant, a->paste_button);
93 g_signal_connect (a->paste_button, "clicked", G_CALLBACK (on_paste), ia);
94 a->reset_button = gtk_button_new_from_stock ("pspp-stock-reset");
95 gtk_assistant_add_action_widget (a->assistant, a->reset_button);
96 g_signal_connect (a->reset_button, "clicked", G_CALLBACK (on_reset), ia);
97 gtk_window_set_title (GTK_WINDOW (a->assistant),
98 _("Importing Delimited Text Data"));
99 gtk_window_set_transient_for (GTK_WINDOW (a->assistant), parent_window);
100 gtk_window_set_icon_name (GTK_WINDOW (a->assistant), "pspp");
102 a->prop_renderer = gtk_cell_renderer_text_new ();
103 g_object_ref_sink (a->prop_renderer);
104 a->fixed_renderer = gtk_cell_renderer_text_new ();
105 g_object_ref_sink (a->fixed_renderer);
106 g_object_set (G_OBJECT (a->fixed_renderer),
107 "family", "Monospace",
112 /* Frees IA's asst substructure. */
114 destroy_assistant (struct import_assistant *ia)
116 struct assistant *a = &ia->asst;
118 g_object_unref (a->prop_renderer);
119 g_object_unref (a->fixed_renderer);
120 g_object_unref (a->builder);
123 /* Appends a page of the given TYPE, with PAGE as its content, to
124 the GtkAssistant encapsulated by IA. Returns the GtkWidget
125 that represents the page. */
127 add_page_to_assistant (struct import_assistant *ia,
128 GtkWidget *page, GtkAssistantPageType type)
134 title = gtk_window_get_title (GTK_WINDOW (page));
135 title_copy = xstrdup (title ? title : "");
137 content = gtk_bin_get_child (GTK_BIN (page));
139 g_object_ref (content);
140 gtk_container_remove (GTK_CONTAINER (page), content);
142 gtk_widget_destroy (page);
144 gtk_assistant_append_page (ia->asst.assistant, content);
145 gtk_assistant_set_page_type (ia->asst.assistant, content, type);
146 gtk_assistant_set_page_title (ia->asst.assistant, content, title_copy);
147 gtk_assistant_set_page_complete (ia->asst.assistant, content, true);
154 /* Called just before PAGE is displayed as the current page of
155 ASSISTANT, this updates IA content according to the new
158 on_prepare (GtkAssistant *assistant, GtkWidget *page,
159 struct import_assistant *ia)
161 struct sheet_spec_page *ssp = ia->sheet_spec;
163 int pn = gtk_assistant_get_current_page (assistant);
165 if (pn == 1 && ssp->spreadsheet)
166 post_sheet_spec_page (ia);
168 if (gtk_assistant_get_page_type (assistant, page)
169 == GTK_ASSISTANT_PAGE_CONFIRM)
170 gtk_widget_grab_focus (assistant->apply);
172 gtk_widget_grab_focus (assistant->forward);
176 if (page == ia->separators->page)
177 prepare_separators_page (ia);
178 else if (page == ia->formats->page)
179 prepare_formats_page (ia);
180 else if (page == ia->sheet_spec->page && ssp->spreadsheet)
182 prepare_sheet_spec_page (ia);
187 gtk_widget_show (ia->asst.reset_button);
188 if (page == ia->formats->page)
189 gtk_widget_show (ia->asst.paste_button);
191 gtk_widget_hide (ia->asst.paste_button);
194 /* Called when the Cancel button in the assistant is clicked. */
196 on_cancel (GtkAssistant *assistant, struct import_assistant *ia)
198 close_assistant (ia, GTK_RESPONSE_CANCEL);
201 /* Called when the Apply button on the last page of the assistant
204 on_close (GtkAssistant *assistant, struct import_assistant *ia)
206 close_assistant (ia, GTK_RESPONSE_APPLY);
209 /* Called when the Paste button on the last page of the assistant
212 on_paste (GtkButton *button, struct import_assistant *ia)
214 close_assistant (ia, PSPPIRE_RESPONSE_PASTE);
217 /* Called when the Reset button is clicked. */
219 on_reset (GtkButton *button, struct import_assistant *ia)
221 gint page_num = gtk_assistant_get_current_page (ia->asst.assistant);
222 GtkWidget *page = gtk_assistant_get_nth_page (ia->asst.assistant, page_num);
224 if (page == ia->intro->page)
225 reset_intro_page (ia);
226 else if (page == ia->first_line->page)
227 reset_first_line_page (ia);
228 else if (page == ia->separators->page)
229 reset_separators_page (ia);
230 else if (page == ia->formats->page)
231 reset_formats_page (ia);
232 else if (page == ia->sheet_spec->page)
233 reset_sheet_spec_page (ia);
236 /* Causes the assistant to close, returning RESPONSE for
237 interpretation by text_data_import_assistant. */
239 close_assistant (struct import_assistant *ia, int response)
241 ia->asst.response = response;
242 g_main_loop_quit (ia->asst.main_loop);
243 gtk_widget_hide (GTK_WIDGET (ia->asst.assistant));