-/*
+/*
PSPPIRE --- A Graphical User Interface for PSPP
Copyright (C) 2004, 2006 Free Software Foundation
- Written by John Darrington
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
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301, USA. */
-
+#include <config.h>
#include <string.h>
#include <stdlib.h>
#include <data/dictionary.h>
#include <data/missing-values.h>
#include <data/value-labels.h>
-
+#include <data/variable.h>
#include "message-dialog.h"
-#include "psppire-variable.h"
/* --- prototypes --- */
static void psppire_dict_class_init (PsppireDictClass *class);
static void psppire_dict_init (PsppireDict *dict);
static void psppire_dict_finalize (GObject *object);
-static void dictionary_tree_model_init(GtkTreeModelIface *iface);
+static void dictionary_tree_model_init (GtkTreeModelIface *iface);
/* --- variables --- */
static GObjectClass *parent_class = NULL;
-enum {VARIABLE_CHANGED,
+enum {VARIABLE_CHANGED,
+ VARIABLE_RESIZED,
VARIABLE_INSERTED,
- VARIABLES_DELETED,
+ VARIABLES_DELETED,
n_SIGNALS};
static guint signal[n_SIGNALS];
};
static const GInterfaceInfo tree_model_info = {
- (GInterfaceInitFunc) dictionary_tree_model_init,
- NULL,
+ (GInterfaceInitFunc) dictionary_tree_model_init,
+ NULL,
NULL
};
- object_type = g_type_register_static (G_TYPE_PSPPIRE_OBJECT,
+ object_type = g_type_register_static (G_TYPE_PSPPIRE_OBJECT,
"PsppireDict",
&object_info, 0);
- g_type_add_interface_static(object_type, GTK_TYPE_TREE_MODEL,
+ g_type_add_interface_static (object_type, GTK_TYPE_TREE_MODEL,
&tree_model_info);
signal[VARIABLE_CHANGED] =
g_signal_new ("variable_changed",
- G_TYPE_FROM_CLASS(class),
+ G_TYPE_FROM_CLASS (class),
G_SIGNAL_RUN_FIRST,
0,
NULL, NULL,
g_cclosure_marshal_VOID__INT,
- G_TYPE_NONE,
+ G_TYPE_NONE,
1,
G_TYPE_INT);
signal[VARIABLE_INSERTED] =
g_signal_new ("variable_inserted",
- G_TYPE_FROM_CLASS(class),
+ G_TYPE_FROM_CLASS (class),
G_SIGNAL_RUN_FIRST,
0,
NULL, NULL,
g_cclosure_marshal_VOID__INT,
- G_TYPE_NONE,
+ G_TYPE_NONE,
1,
G_TYPE_INT);
signal[VARIABLES_DELETED] =
g_signal_new ("variables_deleted",
- G_TYPE_FROM_CLASS(class),
+ G_TYPE_FROM_CLASS (class),
+ G_SIGNAL_RUN_FIRST,
+ 0,
+ NULL, NULL,
+ gtkextra_VOID__INT_INT,
+ G_TYPE_NONE,
+ 2,
+ G_TYPE_INT,
+ G_TYPE_INT);
+
+
+ signal[VARIABLE_RESIZED] =
+ g_signal_new ("dict-size-changed",
+ G_TYPE_FROM_CLASS (class),
G_SIGNAL_RUN_FIRST,
0,
NULL, NULL,
gtkextra_VOID__INT_INT,
- G_TYPE_NONE,
+ G_TYPE_NONE,
2,
G_TYPE_INT,
G_TYPE_INT);
static void
psppire_dict_finalize (GObject *object)
{
- gint v;
PsppireDict *d = PSPPIRE_DICT (object);
-
- for (v = 0 ; v < psppire_dict_get_var_cnt(d) ; ++v )
- g_free(d->variables[v]);
- g_free(d->variables);
- d->cache_size = 0;
-
- dict_destroy(d->dict);
+ dict_destroy (d->dict);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
+/* Pass on callbacks from src/data/dictionary, as
+ signals in the Gtk library */
static void
-psppire_dict_init (PsppireDict *psppire_dict)
+addcb (struct dictionary *d, int idx, void *pd)
{
- psppire_dict->dict = dict_create();
-
- psppire_dict->variables = 0;
- psppire_dict->cache_size = 0;
+ g_signal_emit (pd, signal[VARIABLE_INSERTED], 0, idx);
+}
- psppire_dict->stamp = g_random_int();
+static void
+delcb (struct dictionary *d, int idx, void *pd)
+{
+ g_signal_emit (pd, signal[VARIABLES_DELETED], 0, idx, 1);
}
-/**
- * psppire_dict_new:
- * @returns: a new #PsppireDict object
- *
- * Creates a new #PsppireDict.
- */
-PsppireDict*
-psppire_dict_new (void)
+static void
+mutcb (struct dictionary *d, int idx, void *pd)
{
- return g_object_new (G_TYPE_PSPPIRE_DICT, NULL);
+ g_signal_emit (pd, signal[VARIABLE_CHANGED], 0, idx);
}
+static const struct dict_callbacks gui_callbacks =
+ {
+ addcb,
+ delcb,
+ mutcb
+ };
+
+static void
+psppire_dict_init (PsppireDict *psppire_dict)
+{
+ psppire_dict->stamp = g_random_int ();
+}
/**
* psppire_dict_new_from_dict:
* @returns: a new #PsppireDict object
- *
- * Creates a new #PsppireDict.
+ *
+ * Creates a new #PsppireDict.
*/
PsppireDict*
psppire_dict_new_from_dict (struct dictionary *d)
{
PsppireDict *new_dict = g_object_new (G_TYPE_PSPPIRE_DICT, NULL);
new_dict->dict = d;
- new_dict->cache_size = dict_get_var_cnt(d);
- new_dict->variables = g_malloc0(sizeof(struct PsppireVariable *) *
- new_dict->cache_size);
+ dict_set_callbacks (new_dict->dict, &gui_callbacks, new_dict);
return new_dict;
}
/* Returns a valid name for a new variable in DICT.
The return value is statically allocated */
-static gchar *
-auto_generate_var_name(PsppireDict *dict)
+static gchar *
+auto_generate_var_name (PsppireDict *dict)
{
gint d = 0;
static gchar name[10];
-
- while (g_snprintf(name, 10, "VAR%05d",d++),
- psppire_dict_lookup_var(dict, name))
+ while (g_snprintf (name, 10, "VAR%05d",d++),
+ psppire_dict_lookup_var (dict, name))
;
return name;
If NAME is null, then a name will be automatically assigned.
*/
void
-psppire_dict_insert_variable(PsppireDict *d, gint idx, const gchar *name)
+psppire_dict_insert_variable (PsppireDict *d, gint idx, const gchar *name)
{
struct variable *var ;
- gint i;
- g_return_if_fail(d);
- g_return_if_fail(G_IS_PSPPIRE_DICT(d));
+ g_return_if_fail (idx >= 0);
+ g_return_if_fail (d);
+ g_return_if_fail (G_IS_PSPPIRE_DICT (d));
+ if ( ! name )
+ name = auto_generate_var_name (d);
- /* Invalidate the cache from IDX onwards */
- for ( i = idx ; i < d->cache_size ; ++i )
- {
- g_free(d->variables[i]);
- d->variables[i] = 0;
- }
+ var = dict_create_var (d->dict, name, 0);
- /* Ensure that the cache is large enough */
- if ( dict_get_var_cnt(d->dict) >= d->cache_size )
- {
- d->variables = g_realloc(d->variables, sizeof(struct PsppireVariable*) *
- (d->cache_size + CACHE_CHUNK));
- d->cache_size += CACHE_CHUNK;
- }
-
- /* Zero the new pointers */
- for ( ; i < d->cache_size ; ++i )
- {
- d->variables[i] = 0;
- }
-
- if ( ! name )
- name = auto_generate_var_name(d);
-
- var = dict_create_var(d->dict, name, 0);
-
- dict_reorder_var(d->dict, var, idx);
-
- d->variables[idx] = g_malloc(sizeof (struct PsppireVariable));
- d->variables[idx]->v = var;
- d->variables[idx]->dict = d;
-
- g_signal_emit(d, signal[VARIABLE_INSERTED], 0, idx );
+ dict_reorder_var (d->dict, var, idx);
}
/* Delete N variables beginning at FIRST */
void
-psppire_dict_delete_variables(PsppireDict *d, gint first, gint n)
+psppire_dict_delete_variables (PsppireDict *d, gint first, gint n)
{
gint idx;
- g_return_if_fail(d);
- g_return_if_fail(d->dict);
- g_return_if_fail(G_IS_PSPPIRE_DICT(d));
-
- /* Invalidate all pvs from FIRST onwards */
- for ( idx = first ; idx < d->cache_size ; ++idx )
- {
- g_free(d->variables[idx]);
- d->variables[idx] = 0;
- }
+ g_return_if_fail (d);
+ g_return_if_fail (d->dict);
+ g_return_if_fail (G_IS_PSPPIRE_DICT (d));
- for (idx = 0 ; idx < n ; ++idx )
+ for (idx = 0 ; idx < n ; ++idx )
{
struct variable *var;
/* Do nothing if it's out of bounds */
if ( first >= dict_get_var_cnt (d->dict))
- break;
+ break;
- var = dict_get_var(d->dict, first);
+ var = dict_get_var (d->dict, first);
dict_delete_var (d->dict, var);
}
-
- g_signal_emit(d, signal[VARIABLES_DELETED], 0, first, idx );
+ dict_compact_values (d->dict);
}
void
-psppire_dict_set_name(PsppireDict* d, gint idx, const gchar *name)
+psppire_dict_set_name (PsppireDict* d, gint idx, const gchar *name)
{
struct variable *var;
- g_assert(d);
- g_assert(G_IS_PSPPIRE_DICT(d));
+ g_assert (d);
+ g_assert (G_IS_PSPPIRE_DICT (d));
- if ( idx < dict_get_var_cnt(d->dict))
+ if ( idx < dict_get_var_cnt (d->dict))
{
/* This is an existing variable? */
- var = dict_get_var(d->dict, idx);
- dict_rename_var(d->dict, var, name);
- g_signal_emit(d, signal[VARIABLE_CHANGED], 0, idx);
+ var = dict_get_var (d->dict, idx);
+ dict_rename_var (d->dict, var, name);
}
else
{
/* new variable */
- dict_create_var(d->dict, name, 0);
- g_signal_emit(d, signal[VARIABLE_INSERTED], 0, idx);
+ dict_create_var (d->dict, name, 0);
}
}
/* Return the IDXth variable */
-struct PsppireVariable *
-psppire_dict_get_variable(PsppireDict *d, gint idx)
+struct variable *
+psppire_dict_get_variable (PsppireDict *d, gint idx)
{
- struct PsppireVariable *var ;
- g_return_val_if_fail(d, NULL);
- g_return_val_if_fail(d->dict, NULL);
+ g_return_val_if_fail (d, NULL);
+ g_return_val_if_fail (d->dict, NULL);
- if ( ! d->variables)
- return NULL;
-
- if (idx < 0 || idx >= psppire_dict_get_var_cnt(d))
+ if ( dict_get_var_cnt (d->dict) <= idx )
return NULL;
- var = d->variables[idx] ;
-
- if (! var )
- {
- var = g_malloc(sizeof (*var));
- var->dict = d;
- var->v = dict_get_var(d->dict, idx);
- d->variables[idx] = var;
- }
-
- return var;
+ return dict_get_var (d->dict, idx);
}
/* Return the number of variables in the dictionary */
-gint
-psppire_dict_get_var_cnt(const PsppireDict *d)
+gint
+psppire_dict_get_var_cnt (const PsppireDict *d)
{
- g_return_val_if_fail(d, -1);
- g_return_val_if_fail(d->dict, -1);
-
+ g_return_val_if_fail (d, -1);
+ g_return_val_if_fail (d->dict, -1);
- return dict_get_var_cnt(d->dict);
+ return dict_get_var_cnt (d->dict);
}
struct variable *
psppire_dict_lookup_var (const PsppireDict *d, const gchar *name)
{
- g_return_val_if_fail(d, NULL);
- g_return_val_if_fail(d->dict, NULL);
+ g_return_val_if_fail (d, NULL);
+ g_return_val_if_fail (d->dict, NULL);
- return dict_lookup_var(d->dict, name);
-}
-
-
-void
-psppire_dict_var_changed(PsppireDict *d, gint idx)
-{
- g_return_if_fail(d);
-
- g_signal_emit(d, signal[VARIABLE_CHANGED], 0, idx);
+ return dict_lookup_var (d->dict, name);
}
/* Clears the contents of D */
-void
-psppire_dict_clear(PsppireDict *d)
+void
+psppire_dict_clear (PsppireDict *d)
{
- g_return_if_fail(d);
- g_return_if_fail(d->dict);
+ g_return_if_fail (d);
+ g_return_if_fail (d->dict);
{
- const gint n_vars = dict_get_var_cnt(d->dict);
- gint i;
-
- dict_clear(d->dict);
-
- /* Invalidate the entire cache */
- for ( i = 0 ; i < d->cache_size ; ++i )
- {
- g_free(d->variables[i]);
- d->variables[i] = 0;
- }
-
- g_signal_emit(d, signal[VARIABLES_DELETED], 0, 0, n_vars );
+ const gint n_vars = dict_get_var_cnt (d->dict);
+
+ dict_clear (d->dict);
}
}
-/* Return true is NAME would be a valid name of a variable to add to the
- dictionary. False otherwise.
+/* Return true is NAME would be a valid name of a variable to add to the
+ dictionary. False otherwise.
If REPORT is true, then invalid names will be reported as such as errors
*/
gboolean
-psppire_dict_check_name(const PsppireDict *dict,
+psppire_dict_check_name (const PsppireDict *dict,
const gchar *name, gboolean report)
{
- if ( ! var_is_valid_name(name, report ) )
+ if ( ! var_is_valid_name (name, report ) )
return FALSE;
- if (psppire_dict_lookup_var(dict, name))
+ if (psppire_dict_lookup_var (dict, name))
{
- if ( report )
- msg(ME,"Duplicate variable name.");
+ if ( report )
+ msg (ME,"Duplicate variable name.");
return FALSE;
}
}
-inline gint
+inline gint
psppire_dict_get_next_value_idx (const PsppireDict *dict)
{
- return dict_get_next_value_idx(dict->dict);
+ return dict_get_next_value_idx (dict->dict);
}
+void
+psppire_dict_resize_variable (PsppireDict *d, const struct variable *pv,
+ gint old_size, gint new_size)
+{
+ gint fv;
+ g_return_if_fail (d);
+ g_return_if_fail (d->dict);
+
+ if ( old_size == new_size )
+ return ;
+
+ dict_compact_values (d->dict);
+
+ fv = var_get_case_index (pv);
+
+ g_signal_emit (d, signal[VARIABLE_RESIZED], 0,
+ fv + old_size,
+ new_size - old_size );
+}
+
/* Tree Model Stuff */
-static GtkTreeModelFlags tree_model_get_flags(GtkTreeModel *model);
+static GtkTreeModelFlags tree_model_get_flags (GtkTreeModel *model);
-static gint tree_model_n_columns(GtkTreeModel *model);
+static gint tree_model_n_columns (GtkTreeModel *model);
-static GType tree_model_column_type(GtkTreeModel *model, gint index);
+static GType tree_model_column_type (GtkTreeModel *model, gint index);
-static gboolean tree_model_get_iter(GtkTreeModel *model, GtkTreeIter *iter,
- GtkTreePath *path);
+static gboolean tree_model_get_iter (GtkTreeModel *model, GtkTreeIter *iter,
+ GtkTreePath *path);
-static gboolean tree_model_iter_next(GtkTreeModel *model, GtkTreeIter *iter);
+static gboolean tree_model_iter_next (GtkTreeModel *model, GtkTreeIter *iter);
-static GtkTreePath * tree_model_get_path(GtkTreeModel *model,
- GtkTreeIter *iter);
+static GtkTreePath * tree_model_get_path (GtkTreeModel *model,
+ GtkTreeIter *iter);
-static void tree_model_get_value(GtkTreeModel *model, GtkTreeIter *iter,
- gint column, GValue *value);
+static void tree_model_get_value (GtkTreeModel *model, GtkTreeIter *iter,
+ gint column, GValue *value);
-static gboolean tree_model_nth_child(GtkTreeModel *model, GtkTreeIter *iter,
- GtkTreeIter *parent, gint n);
+static gboolean tree_model_nth_child (GtkTreeModel *model, GtkTreeIter *iter,
+ GtkTreeIter *parent, gint n);
static void
-dictionary_tree_model_init(GtkTreeModelIface *iface)
+dictionary_tree_model_init (GtkTreeModelIface *iface)
{
iface->get_flags = tree_model_get_flags;
iface->get_n_columns = tree_model_n_columns;
}
static GtkTreeModelFlags
-tree_model_get_flags(GtkTreeModel *model)
+tree_model_get_flags (GtkTreeModel *model)
{
- g_return_val_if_fail(G_IS_PSPPIRE_DICT(model), (GtkTreeModelFlags) 0);
+ g_return_val_if_fail (G_IS_PSPPIRE_DICT (model), (GtkTreeModelFlags) 0);
return GTK_TREE_MODEL_LIST_ONLY;
}
static gint
-tree_model_n_columns(GtkTreeModel *model)
+tree_model_n_columns (GtkTreeModel *model)
{
return n_DICT_COLS;
}
static GType
-tree_model_column_type(GtkTreeModel *model, gint index)
+tree_model_column_type (GtkTreeModel *model, gint index)
{
- g_return_val_if_fail(G_IS_PSPPIRE_DICT(model), (GType) 0);
-
- switch(index)
- {
- case DICT_TVM_COL_NAME:
- return G_TYPE_STRING;
- break;
- case DICT_TVM_COL_VAR:
- return G_TYPE_POINTER;
- break;
- default:
- g_return_val_if_reached((GType)0);
- break;
- }
-
- g_assert_not_reached();
- return ((GType)0);
+ g_return_val_if_fail (G_IS_PSPPIRE_DICT (model), (GType) 0);
+
+ switch (index)
+ {
+ case DICT_TVM_COL_NAME:
+ return G_TYPE_STRING;
+ break;
+ case DICT_TVM_COL_VAR:
+ return G_TYPE_POINTER;
+ break;
+ default:
+ g_return_val_if_reached ((GType)0);
+ break;
+ }
+
+ g_assert_not_reached ();
+ return ((GType)0);
}
static gboolean
-tree_model_get_iter(GtkTreeModel *model, GtkTreeIter *iter, GtkTreePath *path)
+tree_model_get_iter (GtkTreeModel *model, GtkTreeIter *iter, GtkTreePath *path)
{
gint *indices, depth;
gint n;
- struct PsppireVariable *variable;
+ struct variable *variable;
PsppireDict *dict = PSPPIRE_DICT (model);
- g_return_val_if_fail(path, FALSE);
+ g_return_val_if_fail (path, FALSE);
- indices = gtk_tree_path_get_indices(path);
- depth = gtk_tree_path_get_depth(path);
+ indices = gtk_tree_path_get_indices (path);
+ depth = gtk_tree_path_get_depth (path);
- g_return_val_if_fail(depth == 1, FALSE);
+ g_return_val_if_fail (depth == 1, FALSE);
n = indices[0];
- if ( n < 0 || n >= psppire_dict_get_var_cnt(dict))
+ if ( n < 0 || n >= psppire_dict_get_var_cnt (dict))
return FALSE;
- variable = psppire_dict_get_variable(dict, n);
+ variable = dict_get_var (dict->dict, n);
- g_assert(psppire_variable_get_index(variable) == n);
+ g_assert (var_get_dict_index (variable) == n);
iter->stamp = dict->stamp;
- iter->user_data = variable;
+ iter->user_data = variable;
return TRUE;
}
static gboolean
-tree_model_iter_next(GtkTreeModel *model, GtkTreeIter *iter)
+tree_model_iter_next (GtkTreeModel *model, GtkTreeIter *iter)
{
PsppireDict *dict = PSPPIRE_DICT (model);
- struct PsppireVariable *variable;
+ struct variable *variable;
gint idx;
- g_return_val_if_fail(iter->stamp == dict->stamp, FALSE);
+ g_return_val_if_fail (iter->stamp == dict->stamp, FALSE);
if ( iter == NULL || iter->user_data == NULL)
return FALSE;
- variable = (struct PsppireVariable *) iter->user_data;
+ variable = (struct variable *) iter->user_data;
+
+ idx = var_get_dict_index (variable);
- idx = psppire_variable_get_index(variable);
-
- if ( idx + 1 >= psppire_dict_get_var_cnt(dict))
+ if ( idx + 1 >= psppire_dict_get_var_cnt (dict))
return FALSE;
- variable = psppire_dict_get_variable(dict, idx + 1);
+ variable = psppire_dict_get_variable (dict, idx + 1);
+
+ g_assert (var_get_dict_index (variable) == idx + 1);
- g_assert(psppire_variable_get_index(variable) == idx + 1);
-
iter->user_data = variable;
return TRUE;
}
static GtkTreePath *
-tree_model_get_path(GtkTreeModel *model, GtkTreeIter *iter)
+tree_model_get_path (GtkTreeModel *model, GtkTreeIter *iter)
{
GtkTreePath *path;
- struct PsppireVariable *variable;
+ struct variable *variable;
PsppireDict *dict = PSPPIRE_DICT (model);
- g_return_val_if_fail(iter->stamp == dict->stamp, FALSE);
+ g_return_val_if_fail (iter->stamp == dict->stamp, FALSE);
- variable = (struct PsppireVariable *) iter->user_data;
+ variable = (struct variable *) iter->user_data;
- path = gtk_tree_path_new();
- gtk_tree_path_append_index(path, psppire_variable_get_index(variable));
+ path = gtk_tree_path_new ();
+ gtk_tree_path_append_index (path, var_get_dict_index (variable));
return path;
}
static void
-tree_model_get_value(GtkTreeModel *model, GtkTreeIter *iter,
+tree_model_get_value (GtkTreeModel *model, GtkTreeIter *iter,
gint column, GValue *value)
{
- struct PsppireVariable *variable;
+ struct variable *variable;
PsppireDict *dict = PSPPIRE_DICT (model);
- g_return_if_fail(iter->stamp == dict->stamp);
+ g_return_if_fail (iter->stamp == dict->stamp);
- variable = (struct PsppireVariable *) iter->user_data;
+ variable = (struct variable *) iter->user_data;
- switch(column)
+ switch (column)
{
case DICT_TVM_COL_NAME:
- g_value_init(value, G_TYPE_STRING);
- g_value_set_string(value, psppire_variable_get_name(variable));
+ g_value_init (value, G_TYPE_STRING);
+ g_value_set_string (value, var_get_name (variable));
break;
case DICT_TVM_COL_VAR:
- g_value_init(value, G_TYPE_POINTER);
- g_value_set_pointer(value, variable);
+ g_value_init (value, G_TYPE_POINTER);
+ g_value_set_pointer (value, variable);
break;
default:
- g_return_if_reached();
+ g_return_if_reached ();
break;
}
}
static gboolean
-tree_model_nth_child(GtkTreeModel *model, GtkTreeIter *iter,
+tree_model_nth_child (GtkTreeModel *model, GtkTreeIter *iter,
GtkTreeIter *parent, gint n)
{
PsppireDict *dict;
- g_return_val_if_fail(G_IS_PSPPIRE_DICT(model), FALSE);
+ g_return_val_if_fail (G_IS_PSPPIRE_DICT (model), FALSE);
- dict = PSPPIRE_DICT(model);
+ dict = PSPPIRE_DICT (model);
- if ( parent )
+ if ( parent )
return FALSE;
- if ( n >= psppire_dict_get_var_cnt(dict) )
+ if ( n >= psppire_dict_get_var_cnt (dict) )
return FALSE;
iter->stamp = dict->stamp;
- iter->user_data = psppire_dict_get_variable(dict, n);
+ iter->user_data = psppire_dict_get_variable (dict, n);
- if ( !iter->user_data)
+ if ( !iter->user_data)
return FALSE;
-
-
+
+
return TRUE;
}
+
+
+void
+psppire_dict_rename_var (PsppireDict *dict, struct variable *v,
+ const gchar *text)
+{
+ dict_rename_var (dict->dict, v, text);
+}