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 /* The introduction page of the assistant. */
75 GtkWidget *all_cases_button;
76 GtkWidget *n_cases_button;
77 GtkWidget *n_cases_spin;
78 GtkWidget *percent_button;
79 GtkWidget *percent_spin;
82 /* Page where the user chooses the first line of data. */
83 struct first_line_page
85 int skip_lines; /* Number of initial lines to skip? */
86 bool variable_names; /* Variable names above first line of data? */
89 GtkTreeView *tree_view;
90 GtkWidget *variable_names_cb;
94 /* Page where the user chooses field separators. */
95 struct separators_page
97 /* How to break lines into columns. */
98 struct string separators; /* Field separators. */
99 struct string quotes; /* Quote characters. */
100 bool escape; /* Doubled quotes yield a quote mark? */
102 /* The columns produced thereby. */
103 struct column *columns; /* Information about each column. */
104 size_t column_cnt; /* Number of columns. */
107 GtkWidget *custom_cb;
108 GtkWidget *custom_entry;
110 GtkWidget *quote_combo;
111 GtkEntry *quote_entry;
112 GtkWidget *escape_cb;
113 GtkTreeView *fields_tree_view;
116 /* Page where the user verifies and adjusts input formats. */
119 struct dictionary *dict;
122 GtkTreeView *data_tree_view;
123 PsppireDict *psppire_dict;
124 struct variable **modified_vars;
125 size_t modified_var_cnt;
129 struct import_assistant
132 struct assistant asst;
133 struct intro_page intro;
134 struct sheet_spec_page sheet_spec;
135 struct first_line_page first_line;
136 struct separators_page separators;
137 struct formats_page formats;
145 /* Variable name for this column. This is the variable name
146 used on the separators page; it can be overridden by the
147 user on the formats page. */
150 /* Maximum length of any row in this column. */
153 /* Contents of this column: contents[row] is the contents for
156 A null substring indicates a missing column for that row
157 (because the line contains an insufficient number of
160 contents[] elements may be substrings of the lines[]
161 strings that represent the whole lines of the file, to
162 save memory. Other elements are dynamically allocated
163 with ss_alloc_substring. */
164 struct substring *contents;
168 GtkWidget * add_page_to_assistant (struct import_assistant *ia,
169 GtkWidget *page, GtkAssistantPageType type);
171 void text_data_import_assistant (PsppireDataWindow *);
173 /* FIXME: Should this be private to first line page ? */
174 void make_tree_view (const struct import_assistant *ia,
176 GtkTreeView **tree_view);
178 gint get_monospace_width (GtkTreeView *, GtkCellRenderer *,
180 gint get_string_width (GtkTreeView *, GtkCellRenderer *,
185 void push_watch_cursor (struct import_assistant *);
186 void pop_watch_cursor (struct import_assistant *);
189 GtkTreeView *create_data_tree_view (bool input, GtkContainer *parent,
190 struct import_assistant *);
192 GtkTreeViewColumn *make_data_column (struct import_assistant *,
193 GtkTreeView *, bool input,
197 void update_assistant (struct import_assistant *ia);
200 bool init_file (struct import_assistant *ia, GtkWindow *parent_window);
201 void destroy_file (struct import_assistant *ia);
204 void init_intro_page (struct import_assistant *);
205 void reset_intro_page (struct import_assistant *);
207 void init_sheet_spec_page (struct import_assistant *);
208 void prepare_sheet_spec_page (struct import_assistant *ia);
209 void reset_sheet_spec_page (struct import_assistant *);
210 void post_sheet_spec_page (struct import_assistant *ia);
212 void init_first_line_page (struct import_assistant *ia);
213 void prepare_first_line_page (struct import_assistant *ia);
214 void reset_first_line_page (struct import_assistant *);
216 void init_separators_page (struct import_assistant *ia);
217 void prepare_separators_page (struct import_assistant *ia);
218 void reset_separators_page (struct import_assistant *);
219 void destroy_separators_page (struct import_assistant *ia);
221 void init_formats_page (struct import_assistant *ia);
222 void prepare_formats_page (struct import_assistant *ia);
223 void reset_formats_page (struct import_assistant *);
224 void destroy_formats_page (struct import_assistant *ia);
226 void init_assistant (struct import_assistant *, GtkWindow *);
227 void destroy_assistant (struct import_assistant *);