X-Git-Url: https://pintos-os.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=src%2Fui%2Fgui%2Fhelper.c;h=1007ff967fb50653f21f09782d426f03ee01f62c;hb=392ab4052e2743f80664a4130b2b4ee5d82af7fe;hp=75b88f1d8ba5f63d972b9a21304af3fedea7c50d;hpb=356c1209257f91eb08791e6b9ca72393fca6fcd0;p=pspp-builds.git diff --git a/src/ui/gui/helper.c b/src/ui/gui/helper.c index 75b88f1d..1007ff96 100644 --- a/src/ui/gui/helper.c +++ b/src/ui/gui/helper.c @@ -1,16 +1,56 @@ +/* PSPPIRE - a graphical user interface for PSPP. + Copyright (C) 2007 Free Software Foundation + + This program is free software: you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation, either version 3 of the License, or + (at your option) any later version. + + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program. If not, see . */ + + +/* This file is a rubbish bin where stuff gets put when it doesn't seem to + belong anywhere else. +*/ #include +#include + +#include #include "helper.h" +#include "message-dialog.h" +#include #include #include +#include +#include #include #include #include #include +#include #include +#include +#include +#include +#include +#include "psppire-data-store.h" +#include +#include "output-viewer.h" + +#include "xalloc.h" + +#include + /* Formats a value according to FORMAT The returned string must be freed when no longer required */ gchar * @@ -52,7 +92,7 @@ text_to_value (const gchar *text, union value *v, } msg_disable (); - ok = data_in (ss_cstr (text), format.type, 0, 0, + ok = data_in (ss_cstr (text), LEGACY_NATIVE, format.type, 0, 0, 0, v, fmt_var_width (&format)); msg_enable (); @@ -70,13 +110,14 @@ get_widget_assert (GladeXML *xml, const gchar *name) w = glade_xml_get_widget (xml, name); if ( !w ) - g_warning ("Widget \"%s\" could not be found\n", name); + g_critical ("Widget \"%s\" could not be found\n", name); return w; } -/* Converts a string in the pspp locale to utf-8 */ -char * +/* Converts a string in the pspp locale to utf-8. + The return value must be freed when no longer required*/ +gchar * pspp_locale_to_utf8 (const gchar *text, gssize len, GError **err) { return recode_string (CONV_PSPP_TO_UTF8, text, len); @@ -89,17 +130,16 @@ pspp_locale_to_utf8 (const gchar *text, gssize len, GError **err) static void give_help (void) { - static struct msg m = { - MSG_GENERAL, - MSG_NOTE, - {0, -1}, - 0, - }; + GtkWidget *dialog; - if (! m.text) - m.text=g_strdup (_("Sorry. The help system hasn't yet been implemented.")); - - popup_message (&m); + dialog = gtk_message_dialog_new (NULL, + GTK_DIALOG_MODAL, + GTK_MESSAGE_INFO, + GTK_BUTTONS_CLOSE, + _("Sorry. The help system hasn't yet " + "been implemented.")); + gtk_dialog_run (GTK_DIALOG (dialog)); + gtk_widget_destroy (dialog); } void @@ -110,6 +150,197 @@ connect_help (GladeXML *xml) GList *i; for ( i = g_list_first (helps); i ; i = g_list_next (i)) g_signal_connect (GTK_WIDGET (i->data), "clicked", give_help, 0); + + g_list_free (helps); +} + + + +void +reference_manual (GtkMenuItem *menu, gpointer data) +{ + GError *err = NULL; + if ( ! g_spawn_command_line_async ("yelp info:pspp", &err) ) + { + msg (ME, _("Cannot open reference manual: %s"), err->message); + } + g_clear_error (&err); +} + + +extern struct dataset *the_dataset; +extern struct source_stream *the_source_stream; +extern PsppireDataStore *the_data_store; + +/* Lazy casereader callback function used by execute_syntax. */ +static struct casereader * +create_casereader_from_data_store (void *data_store_) +{ + PsppireDataStore *data_store = data_store_; + return psppire_data_store_get_reader (data_store); +} + +gboolean +execute_syntax (struct getl_interface *sss) +{ + struct lexer *lexer; + gboolean retval = TRUE; + + struct casereader *reader; + size_t value_cnt; + casenumber case_cnt; + unsigned long int lazy_serial; + + /* When the user executes a number of snippets of syntax in a + row, none of which read from the active file, the GUI becomes + progressively less responsive. The reason is that each syntax + execution encapsulates the active file data in another + datasheet layer. The cumulative effect of having a number of + layers of datasheets wastes time and space. + + To solve the problem, we use a "lazy casereader", a wrapper + around the casereader obtained from the data store, that + only actually instantiates that casereader when it is + needed. If the data store casereader is never needed, then + it is reused the next time syntax is run, without wrapping + it in another layer. */ + value_cnt = psppire_data_store_get_value_count (the_data_store); + case_cnt = psppire_data_store_get_case_count (the_data_store); + reader = lazy_casereader_create (value_cnt, case_cnt, + create_casereader_from_data_store, + the_data_store, &lazy_serial); + proc_set_active_file_data (the_dataset, reader); + + g_return_val_if_fail (proc_has_active_file (the_dataset), FALSE); + + lexer = lex_create (the_source_stream); + + getl_append_source (the_source_stream, sss, GETL_BATCH, ERRMODE_CONTINUE); + + for (;;) + { + enum cmd_result result = cmd_parse (lexer, the_dataset); + + if ( cmd_result_is_failure (result)) + { + retval = FALSE; + if ( source_stream_current_error_mode (the_source_stream) + == ERRMODE_STOP ) + break; + } + + if ( result == CMD_EOF || result == CMD_FINISH) + break; + } + + getl_abort_noninteractive (the_source_stream); + + lex_destroy (lexer); + + psppire_dict_replace_dictionary (the_data_store->dict, + dataset_dict (the_dataset)); + + reader = proc_extract_active_file_data (the_dataset); + if (!lazy_casereader_destroy (reader, lazy_serial)) + psppire_data_store_set_case_file (the_data_store, + psppire_case_file_new (reader)); + + som_flush (); + + reload_the_viewer (); + + return retval; +} + + + +#ifdef G_ENABLE_DEBUG +# define g_marshal_value_peek_int(v) g_value_get_int (v) +#else +# define g_marshal_value_peek_int(v) (v)->data[0].v_int +#endif + + +/* VOID:INT,INT,INT */ +void +marshaller_VOID__INT_INT_INT (GClosure *closure, + GValue *return_value, + guint n_param_values, + const GValue *param_values, + gpointer invocation_hint, + gpointer marshal_data) +{ + typedef void (*GMarshalFunc_VOID__INT_INT_INT) (gpointer data1, + gint arg_1, + gint arg_2, + gint arg_3, + gpointer data2); + register GMarshalFunc_VOID__INT_INT_INT callback; + register GCClosure *cc = (GCClosure*) closure; + register gpointer data1, data2; + + g_return_if_fail (n_param_values == 4); + + if (G_CCLOSURE_SWAP_DATA (closure)) + { + data1 = closure->data; + data2 = g_value_peek_pointer (param_values + 0); + } + else + { + data1 = g_value_peek_pointer (param_values + 0); + data2 = closure->data; + } + callback = (GMarshalFunc_VOID__INT_INT_INT) (marshal_data ? marshal_data : cc->callback); + + callback (data1, + g_marshal_value_peek_int (param_values + 1), + g_marshal_value_peek_int (param_values + 2), + g_marshal_value_peek_int (param_values + 3), + data2); +} + +/* Create a deep copy of SRC */ +GtkListStore * +clone_list_store (const GtkListStore *src) +{ + GtkTreeIter src_iter; + gboolean ok; + gint i; + const gint n_cols = gtk_tree_model_get_n_columns (GTK_TREE_MODEL (src)); + GType *types = g_malloc (sizeof (*types) * n_cols); + + int row = 0; + GtkListStore *dest; + + for (i = 0 ; i < n_cols; ++i ) + types[i] = gtk_tree_model_get_column_type (GTK_TREE_MODEL (src), i); + + dest = gtk_list_store_newv (n_cols, types); + + for (ok = gtk_tree_model_get_iter_first (GTK_TREE_MODEL (src), + &src_iter); + ok; + ok = gtk_tree_model_iter_next (GTK_TREE_MODEL (src), &src_iter)) + { + GtkTreeIter dest_iter; + gtk_list_store_append (dest, &dest_iter); + + for (i = 0 ; i < n_cols; ++i ) + { + GValue val = {0}; + + gtk_tree_model_get_value (GTK_TREE_MODEL (src), &src_iter, i, &val); + gtk_list_store_set_value (dest, &dest_iter, i, &val); + + g_value_unset (&val); + } + row++; + } + + g_free (types); + + return dest; }