2 PSPPIRE --- A Graphical User Interface for PSPP
3 Copyright (C) 2007 Free Software Foundation
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
22 #include "compute-dialog.h"
24 #include "psppire-dialog.h"
25 #include "psppire-keypad.h"
26 #include "data-editor.h"
27 #include <gtksheet/gtksheet.h>
28 #include "psppire-var-store.h"
29 #include "dialog-common.h"
30 #include "dict-display.h"
32 #include <language/expressions/public.h>
33 #include <language/syntax-string-source.h>
34 #include "syntax-editor.h"
36 static void function_list_populate (GtkTreeView *tv);
38 static void insert_function_into_syntax_area (GtkTreeIter iter,
43 static void insert_source_row_into_text_view (GtkTreeIter iter,
52 GladeXML *xml; /* The xml that generated the widgets */
57 on_target_change (GObject *obj, const struct compute_dialog *cd)
59 GtkWidget *target = get_widget_assert (cd->xml, "compute-entry1");
60 GtkWidget *type_and_label = get_widget_assert (cd->xml, "compute-button1");
62 const gchar *var_name = gtk_entry_get_text (GTK_ENTRY (target));
63 gboolean valid = var_name && strcmp ("", var_name);
65 gtk_widget_set_sensitive (type_and_label, valid);
69 refresh (GObject *obj, const struct compute_dialog *cd)
71 GtkTextIter start, end;
72 GtkWidget *target = get_widget_assert (cd->xml, "compute-entry1");
73 GtkWidget *syntax_area = get_widget_assert (cd->xml, "compute-textview1");
74 GtkWidget *varlist = get_widget_assert (cd->xml, "compute-treeview1");
75 GtkWidget *funclist = get_widget_assert (cd->xml, "compute-treeview2");
77 GtkTextBuffer *buffer =
78 gtk_text_view_get_buffer (GTK_TEXT_VIEW (syntax_area));
80 GtkTreeSelection *selection;
83 /* Clear the target variable entry box */
84 gtk_entry_set_text (GTK_ENTRY (target), "");
85 g_signal_emit_by_name (target, "changed");
88 /* Clear the syntax area textbuffer */
89 gtk_text_buffer_get_start_iter (buffer, &start);
90 gtk_text_buffer_get_end_iter (buffer, &end);
91 gtk_text_buffer_delete (buffer, &start, &end);
94 /* Unselect all items in the treeview */
95 selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (varlist));
96 gtk_tree_selection_unselect_all (selection);
98 /* And the other one */
99 selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (funclist));
100 gtk_tree_selection_unselect_all (selection);
105 erase_selection (GtkTextBuffer *buffer)
107 GtkTextIter start, end;
109 gtk_text_buffer_get_selection_bounds (buffer, &start, &end);
111 gtk_text_buffer_delete (buffer, &start, &end);
117 on_keypad_button (PsppireKeypad *kp, const gchar *syntax, gpointer data)
119 GladeXML *xml = data;
121 GtkWidget *rhs = get_widget_assert (xml, "compute-textview1");
123 GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (rhs));
125 erase_selection (buffer);
127 gtk_text_buffer_insert_at_cursor (buffer, syntax, strlen (syntax));
129 if (0 == strcmp (syntax, "()"))
132 GtkTextMark *cursor = gtk_text_buffer_get_insert (buffer);
133 gtk_text_buffer_get_iter_at_mark (buffer, &iter, cursor);
134 gtk_text_iter_backward_cursor_position (&iter);
135 gtk_text_buffer_move_mark (buffer, cursor, &iter);
141 erase (PsppireKeypad *kp, gpointer data)
143 GladeXML *xml = data;
145 GtkWidget *rhs = get_widget_assert (xml, "compute-textview1");
147 GtkTextBuffer *buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (rhs));
149 erase_selection (buffer);
153 generate_syntax (const struct compute_dialog *cd)
157 GtkTextIter start, end;
158 GtkWidget *target = get_widget_assert (cd->xml, "compute-entry1");
159 GtkWidget *syntax_area = get_widget_assert (cd->xml, "compute-textview1");
161 GtkTextBuffer *buffer =
162 gtk_text_view_get_buffer (GTK_TEXT_VIEW (syntax_area));
164 gtk_text_buffer_get_start_iter (buffer, &start);
165 gtk_text_buffer_get_end_iter (buffer, &end);
168 string = g_string_new ("COMPUTE ");
170 g_string_append (string, gtk_entry_get_text (GTK_ENTRY (target)));
172 g_string_append (string, " = ");
174 g_string_append (string,
175 gtk_text_buffer_get_text (buffer, &start, &end, FALSE));
177 g_string_append (string, ".");
181 g_string_free (string, FALSE);
187 /* Pops up the Compute dialog box */
189 compute_dialog (GObject *o, gpointer data)
192 struct data_editor *de = data;
195 struct compute_dialog scd;
197 GladeXML *xml = XML_NEW ("psppire.glade");
199 GtkWidget *dialog = get_widget_assert (xml, "compute-variable-dialog");
201 GtkWidget *dict_view = get_widget_assert (xml, "compute-treeview1");
202 GtkWidget *functions = get_widget_assert (xml, "compute-treeview2");
203 GtkWidget *keypad = get_widget_assert (xml, "psppire-keypad1");
204 GtkWidget *target = get_widget_assert (xml, "compute-entry1");
205 GtkWidget *syntax_area = get_widget_assert (xml, "compute-textview1");
206 GtkWidget *var_selector = get_widget_assert (xml, "compute-selector1");
207 GtkWidget *func_selector = get_widget_assert (xml, "compute-selector2");
209 GtkSheet *var_sheet =
210 GTK_SHEET (get_widget_assert (de->xml, "variable_sheet"));
212 vs = PSPPIRE_VAR_STORE (gtk_sheet_get_model (var_sheet));
215 gtk_window_set_transient_for (GTK_WINDOW (dialog), de->parent.window);
218 attach_dictionary_to_treeview (GTK_TREE_VIEW (dict_view),
220 GTK_SELECTION_SINGLE, NULL);
223 psppire_selector_set_subjects (PSPPIRE_SELECTOR (var_selector),
224 dict_view, syntax_area,
225 insert_source_row_into_text_view,
229 function_list_populate (GTK_TREE_VIEW (functions));
231 psppire_selector_set_subjects (PSPPIRE_SELECTOR (func_selector),
232 functions, syntax_area,
233 insert_function_into_syntax_area,
239 g_signal_connect (target, "changed", G_CALLBACK (on_target_change), &scd);
241 g_signal_connect (dialog, "refresh", G_CALLBACK (refresh), &scd);
243 g_signal_connect (keypad, "insert-syntax",
244 G_CALLBACK (on_keypad_button), xml);
246 g_signal_connect (keypad, "erase",
247 G_CALLBACK (erase), xml);
250 response = psppire_dialog_run (PSPPIRE_DIALOG (dialog));
255 case GTK_RESPONSE_OK:
257 gchar *syntax = generate_syntax (&scd);
258 struct getl_interface *sss = create_syntax_string_source (syntax);
259 execute_syntax (sss);
264 case PSPPIRE_RESPONSE_PASTE:
266 gchar *syntax = generate_syntax (&scd);
268 struct syntax_editor *se =
269 (struct syntax_editor *) window_create (WINDOW_SYNTAX, NULL);
271 gtk_text_buffer_insert_at_cursor (se->buffer, syntax, -1);
280 g_object_unref (xml);
292 function_list_populate (GtkTreeView *tv)
294 GtkListStore *liststore;
298 const gint n_funcs = expr_get_function_cnt ();
300 liststore = gtk_list_store_new (3, G_TYPE_STRING, G_TYPE_STRING, G_TYPE_INT);
302 for (i = 0 ; i < n_funcs ; ++i)
304 const struct operation *op = expr_get_function (i);
306 gtk_list_store_append (liststore, &iter);
308 gtk_list_store_set (liststore, &iter,
309 COL_NAME, expr_operation_get_name (op),
310 COL_USAGE, expr_operation_get_prototype (op),
311 COL_ARITY, expr_operation_get_arg_cnt (op),
317 /* Set the cell rendering */
320 GtkTreeViewColumn *col;
321 GtkCellRenderer *renderer;
324 col = gtk_tree_view_column_new ();
326 gtk_tree_view_append_column (tv, col);
328 renderer = gtk_cell_renderer_text_new ();
330 gtk_tree_view_column_pack_start (col, renderer, TRUE);
332 gtk_tree_view_column_add_attribute (col, renderer, "text", COL_USAGE);
335 gtk_tree_view_set_model (tv, GTK_TREE_MODEL (liststore));
342 insert_function_into_syntax_area (GtkTreeIter iter,
343 GtkWidget *text_view,
348 GValue name_value = {0};
349 GValue arity_value = {0};
353 GtkTextBuffer *buffer ;
355 g_return_if_fail (GTK_IS_TEXT_VIEW (text_view));
357 buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (text_view));
359 gtk_tree_model_get_value (model, &iter, COL_NAME, &name_value);
360 gtk_tree_model_get_value (model, &iter, COL_ARITY, &arity_value);
362 arity = g_value_get_int (&arity_value);
364 string = g_string_new (g_value_get_string (&name_value));
366 g_string_append (string, "(");
367 for ( i = 0 ; i < arity -1 ; ++i )
369 g_string_append (string, "?,");
371 g_string_append (string, "?)");
374 erase_selection (buffer);
376 gtk_text_buffer_insert_at_cursor (buffer, string->str, string->len);
378 g_value_unset (&name_value);
379 g_value_unset (&arity_value);
380 g_string_free (string, TRUE);
382 /* Now position the cursor over the first '?' */
385 GtkTextIter selectbound;
386 GtkTextMark *cursor = gtk_text_buffer_get_insert (buffer);
387 gtk_text_buffer_get_iter_at_mark (buffer, &insert, cursor);
388 for ( i = 0 ; i < arity ; ++i )
390 gtk_text_iter_backward_cursor_position (&insert);
391 gtk_text_iter_backward_cursor_position (&insert);
393 selectbound = insert;
394 gtk_text_iter_forward_cursor_position (&selectbound);
396 gtk_text_buffer_select_range (buffer, &insert, &selectbound);
401 /* Inserts the name of the selected variable into the destination widget.
402 The destination widget must be a GtkTextView
405 insert_source_row_into_text_view (GtkTreeIter iter,
413 struct variable *var;
414 GtkTreeIter dict_iter;
416 GtkTextBuffer *buffer;
418 g_return_if_fail (GTK_IS_TEXT_VIEW (dest));
420 if ( GTK_IS_TREE_MODEL_FILTER (model))
422 dict = PSPPIRE_DICT (gtk_tree_model_filter_get_model
423 (GTK_TREE_MODEL_FILTER(model)));
425 gtk_tree_model_filter_convert_iter_to_child_iter (GTK_TREE_MODEL_FILTER
431 dict = PSPPIRE_DICT (model);
435 path = gtk_tree_model_get_path (GTK_TREE_MODEL (dict), &dict_iter);
437 idx = gtk_tree_path_get_indices (path);
439 var = psppire_dict_get_variable (dict, *idx);
441 gtk_tree_path_free (path);
443 name = pspp_locale_to_utf8 (var_get_name (var), -1, NULL);
445 buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (dest));
447 erase_selection (buffer);
449 gtk_text_buffer_insert_at_cursor (buffer, name, -1);