1 /* PSPPIRE - a graphical user interface for PSPP.
2 Copyright (C) 2008, 2010, 2011, 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/>. */
17 #ifndef TEXT_DATA_IMPORT_DIALOG_H
18 #define TEXT_DATA_IMPORT_DIALOG_H
20 #include <glib-object.h>
21 #include "ui/gui/psppire-data-window.h"
22 #include "data/spreadsheet-reader.h"
24 #include "libpspp/str.h"
26 /* The file to be imported. */
29 char *file_name; /* File name. */
31 /* Relevant only for text files */
33 gchar *encoding; /* Encoding. */
34 unsigned long int total_lines; /* Number of lines in file. */
35 bool total_is_exact; /* Is total_lines exact (or an estimate)? */
37 /* The first several lines of the file. */
42 /* The main body of the GTK+ assistant and related data. */
46 GtkAssistant *assistant;
48 GtkWidget *paste_button;
49 GtkWidget *reset_button;
53 GtkCellRenderer *prop_renderer;
54 GtkCellRenderer *fixed_renderer;
58 /* The sheet_spec page of the assistant (only relevant for spreadsheet imports). */
59 struct sheet_spec_page
62 struct casereader *reader;
63 struct dictionary *dict;
64 struct spreadsheet *spreadsheet;
66 struct spreadsheet_read_info sri;
67 struct spreadsheet_read_options opts;
71 /* Page where the user chooses the first line of data. */
72 struct first_line_page
74 int skip_lines; /* Number of initial lines to skip? */
75 bool variable_names; /* Variable names above first line of data? */
78 GtkTreeView *tree_view;
79 GtkWidget *variable_names_cb;
83 /* Page where the user chooses field separators. */
84 struct separators_page
86 /* How to break lines into columns. */
87 struct string separators; /* Field separators. */
88 struct string quotes; /* Quote characters. */
89 bool escape; /* Doubled quotes yield a quote mark? */
91 /* The columns produced thereby. */
92 struct column *columns; /* Information about each column. */
93 size_t column_cnt; /* Number of columns. */
97 GtkWidget *custom_entry;
99 GtkWidget *quote_combo;
100 GtkEntry *quote_entry;
101 GtkWidget *escape_cb;
102 GtkTreeView *fields_tree_view;
105 /* Page where the user verifies and adjusts input formats. */
108 struct dictionary *dict;
111 GtkTreeView *data_tree_view;
112 PsppireDict *psppire_dict;
113 struct variable **modified_vars;
114 size_t modified_var_cnt;
118 struct import_assistant
121 struct assistant asst;
123 struct intro_page *intro;
124 struct sheet_spec_page *sheet_spec;
125 struct first_line_page *first_line;
126 struct separators_page *separators;
127 struct formats_page *formats;
135 /* Variable name for this column. This is the variable name
136 used on the separators page; it can be overridden by the
137 user on the formats page. */
140 /* Maximum length of any row in this column. */
143 /* Contents of this column: contents[row] is the contents for
146 A null substring indicates a missing column for that row
147 (because the line contains an insufficient number of
150 contents[] elements may be substrings of the lines[]
151 strings that represent the whole lines of the file, to
152 save memory. Other elements are dynamically allocated
153 with ss_alloc_substring. */
154 struct substring *contents;
158 GtkWidget * add_page_to_assistant (struct import_assistant *ia,
159 GtkWidget *page, GtkAssistantPageType type);
161 void text_data_import_assistant (PsppireDataWindow *);
163 /* FIXME: Should this be private to first line page ? */
164 void make_tree_view (const struct import_assistant *ia,
166 GtkTreeView **tree_view);
168 gint get_monospace_width (GtkTreeView *, GtkCellRenderer *,
170 gint get_string_width (GtkTreeView *, GtkCellRenderer *,
175 void push_watch_cursor (struct import_assistant *);
176 void pop_watch_cursor (struct import_assistant *);
179 GtkTreeView *create_data_tree_view (bool input, GtkContainer *parent,
180 struct import_assistant *);
182 GtkTreeViewColumn *make_data_column (struct import_assistant *,
183 GtkTreeView *, bool input,
187 void update_assistant (struct import_assistant *ia);
189 bool init_file (struct import_assistant *ia, GtkWindow *parent_window);
190 void destroy_file (struct import_assistant *ia);
193 void init_sheet_spec_page (struct import_assistant *);
194 void prepare_sheet_spec_page (struct import_assistant *ia);
195 void reset_sheet_spec_page (struct import_assistant *);
196 void post_sheet_spec_page (struct import_assistant *ia);
198 void init_first_line_page (struct import_assistant *ia);
199 void prepare_first_line_page (struct import_assistant *ia);
200 void reset_first_line_page (struct import_assistant *);
202 void init_separators_page (struct import_assistant *ia);
203 void prepare_separators_page (struct import_assistant *ia);
204 void reset_separators_page (struct import_assistant *);
205 void destroy_separators_page (struct import_assistant *ia);
207 void init_formats_page (struct import_assistant *ia);
208 void prepare_formats_page (struct import_assistant *ia);
209 void reset_formats_page (struct import_assistant *);
210 void destroy_formats_page (struct import_assistant *ia);
212 struct import_assistant * init_assistant (GtkWindow *);
213 void destroy_assistant (struct import_assistant *);