625 lines
19 KiB
C
625 lines
19 KiB
C
/*
|
|
* moohistorycombo.c
|
|
*
|
|
* Copyright (C) 2004-2006 by Yevgen Muntyan <muntyan@math.tamu.edu>
|
|
*
|
|
* 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 2 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* See COPYING file that comes with this distribution.
|
|
*/
|
|
|
|
#include "mooutils/moomarshals.h"
|
|
#include "mooutils/moohistorycombo.h"
|
|
#include "mooutils/mooutils-misc.h"
|
|
#include <gtk/gtk.h>
|
|
#include <gdk/gdkkeysyms.h>
|
|
#include <string.h>
|
|
|
|
|
|
struct _MooHistoryComboPrivate {
|
|
gboolean enable_completion;
|
|
gboolean called_popup;
|
|
guint completion_popup_timeout_id;
|
|
guint completion_popup_timeout;
|
|
|
|
MooHistoryList *list;
|
|
GtkTreeModel *model;
|
|
GtkTreeModel *filter;
|
|
char *completion_text;
|
|
MooHistoryComboFilterFunc filter_func;
|
|
gpointer filter_data;
|
|
gboolean disable_filter;
|
|
|
|
gboolean sort_history;
|
|
gboolean sort_completion;
|
|
};
|
|
|
|
|
|
static void moo_history_combo_finalize (GObject *object);
|
|
static void moo_history_combo_set_property (GObject *object,
|
|
guint prop_id,
|
|
const GValue *value,
|
|
GParamSpec *pspec);
|
|
static void moo_history_combo_get_property (GObject *object,
|
|
guint prop_id,
|
|
GValue *value,
|
|
GParamSpec *pspec);
|
|
|
|
static void moo_history_combo_popup (MooCombo *combo);
|
|
static void moo_history_combo_changed (MooCombo *combo);
|
|
|
|
static gboolean completion_visible_func (GtkTreeModel *model,
|
|
GtkTreeIter *iter,
|
|
MooHistoryCombo *combo);
|
|
static gboolean default_filter_func (const char *text,
|
|
GtkTreeModel *model,
|
|
GtkTreeIter *iter,
|
|
gpointer data);
|
|
static int default_sort_func (GtkTreeModel *model,
|
|
GtkTreeIter *a,
|
|
GtkTreeIter *b);
|
|
static void cell_data_func (GtkCellLayout *cell_layout,
|
|
GtkCellRenderer *cell,
|
|
GtkTreeModel *tree_model,
|
|
GtkTreeIter *iter);
|
|
static gboolean row_separator_func (GtkTreeModel *model,
|
|
GtkTreeIter *iter,
|
|
gpointer data);
|
|
static char *get_text_func (GtkTreeModel *model,
|
|
GtkTreeIter *iter,
|
|
gpointer data);
|
|
|
|
|
|
/* MOO_TYPE_HISTORY_COMBO */
|
|
G_DEFINE_TYPE (MooHistoryCombo, moo_history_combo, MOO_TYPE_COMBO)
|
|
|
|
|
|
enum {
|
|
PROP_0,
|
|
PROP_LIST,
|
|
PROP_SORT_HISTORY,
|
|
PROP_SORT_COMPLETION,
|
|
PROP_HISTORY_LIST_ID,
|
|
PROP_ENABLE_COMPLETION
|
|
};
|
|
|
|
|
|
static void
|
|
moo_history_combo_class_init (MooHistoryComboClass *klass)
|
|
{
|
|
GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
|
|
MooComboClass *combo_class = MOO_COMBO_CLASS (klass);
|
|
|
|
moo_history_combo_parent_class = g_type_class_peek_parent (klass);
|
|
|
|
gobject_class->finalize = moo_history_combo_finalize;
|
|
gobject_class->set_property = moo_history_combo_set_property;
|
|
gobject_class->get_property = moo_history_combo_get_property;
|
|
|
|
combo_class->popup = moo_history_combo_popup;
|
|
combo_class->changed = moo_history_combo_changed;
|
|
|
|
g_object_class_install_property (gobject_class,
|
|
PROP_LIST,
|
|
g_param_spec_object ("list",
|
|
"list",
|
|
"list",
|
|
MOO_TYPE_HISTORY_LIST,
|
|
G_PARAM_READWRITE));
|
|
|
|
g_object_class_install_property (gobject_class,
|
|
PROP_SORT_HISTORY,
|
|
g_param_spec_boolean ("sort-history",
|
|
"sort-history",
|
|
"sort-history",
|
|
TRUE,
|
|
G_PARAM_READWRITE));
|
|
|
|
g_object_class_install_property (gobject_class,
|
|
PROP_SORT_COMPLETION,
|
|
g_param_spec_boolean ("sort-completion",
|
|
"sort-completion",
|
|
"sort-completion",
|
|
FALSE,
|
|
G_PARAM_READWRITE));
|
|
|
|
g_object_class_install_property (gobject_class,
|
|
PROP_ENABLE_COMPLETION,
|
|
g_param_spec_boolean ("enable-completion",
|
|
"enable-completion",
|
|
"enable-completion",
|
|
TRUE,
|
|
G_PARAM_READWRITE));
|
|
|
|
g_object_class_install_property (gobject_class,
|
|
PROP_HISTORY_LIST_ID,
|
|
g_param_spec_string ("history-list-id",
|
|
"history-list-id",
|
|
"history-list-id",
|
|
NULL,
|
|
G_PARAM_WRITABLE));
|
|
}
|
|
|
|
|
|
static void
|
|
moo_history_combo_init (MooHistoryCombo *combo)
|
|
{
|
|
GtkCellRenderer *cell;
|
|
|
|
combo->priv = g_new0 (MooHistoryComboPrivate, 1);
|
|
|
|
combo->priv->filter_func = default_filter_func;
|
|
combo->priv->filter_data = combo;
|
|
combo->priv->completion_text = g_strdup ("");
|
|
combo->priv->enable_completion = TRUE;
|
|
|
|
gtk_cell_layout_clear (GTK_CELL_LAYOUT (combo));
|
|
cell = gtk_cell_renderer_text_new ();
|
|
g_object_set (cell, "single-paragraph-mode", TRUE, NULL);
|
|
gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (combo), cell, TRUE);
|
|
gtk_cell_layout_set_cell_data_func (GTK_CELL_LAYOUT (combo), cell,
|
|
(GtkCellLayoutDataFunc) cell_data_func,
|
|
combo, NULL);
|
|
|
|
combo->priv->list = moo_history_list_new (NULL);
|
|
combo->priv->model = gtk_tree_model_sort_new_with_model (moo_history_list_get_model (combo->priv->list));
|
|
combo->priv->filter = gtk_tree_model_filter_new (combo->priv->model, NULL);
|
|
gtk_tree_model_filter_set_visible_func (GTK_TREE_MODEL_FILTER (combo->priv->filter),
|
|
(GtkTreeModelFilterVisibleFunc) completion_visible_func,
|
|
combo, NULL);
|
|
moo_combo_set_model (MOO_COMBO (combo), combo->priv->filter);
|
|
moo_combo_set_row_separator_func (MOO_COMBO (combo), row_separator_func, NULL);
|
|
moo_combo_set_get_text_func (MOO_COMBO (combo), get_text_func, NULL);
|
|
}
|
|
|
|
|
|
static void
|
|
set_history_list_id (MooHistoryCombo *combo,
|
|
const char *id)
|
|
{
|
|
if (id)
|
|
{
|
|
MooHistoryList *list = moo_history_list_new (id);
|
|
moo_history_combo_set_list (combo, list);
|
|
g_object_unref (list);
|
|
}
|
|
}
|
|
|
|
|
|
static void
|
|
moo_history_combo_set_property (GObject *object,
|
|
guint prop_id,
|
|
const GValue *value,
|
|
GParamSpec *pspec)
|
|
{
|
|
MooHistoryCombo *combo = MOO_HISTORY_COMBO (object);
|
|
|
|
switch (prop_id)
|
|
{
|
|
case PROP_LIST:
|
|
moo_history_combo_set_list (combo, g_value_get_object (value));
|
|
break;
|
|
|
|
case PROP_SORT_HISTORY:
|
|
combo->priv->sort_history = g_value_get_boolean (value);
|
|
g_object_notify (object, "sort-history");
|
|
break;
|
|
|
|
case PROP_SORT_COMPLETION:
|
|
combo->priv->sort_completion = g_value_get_boolean (value);
|
|
g_object_notify (object, "sort-completion");
|
|
break;
|
|
|
|
case PROP_ENABLE_COMPLETION:
|
|
combo->priv->enable_completion = g_value_get_boolean (value);
|
|
g_object_notify (object, "enable-completion");
|
|
break;
|
|
|
|
case PROP_HISTORY_LIST_ID:
|
|
set_history_list_id (combo, g_value_get_string (value));
|
|
break;
|
|
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
static void
|
|
moo_history_combo_get_property (GObject *object,
|
|
guint prop_id,
|
|
GValue *value,
|
|
GParamSpec *pspec)
|
|
{
|
|
MooHistoryCombo *combo = MOO_HISTORY_COMBO (object);
|
|
|
|
switch (prop_id)
|
|
{
|
|
case PROP_LIST:
|
|
g_value_set_object (value, combo->priv->list);
|
|
break;
|
|
|
|
case PROP_SORT_HISTORY:
|
|
g_value_set_boolean (value, combo->priv->sort_history);
|
|
break;
|
|
|
|
case PROP_SORT_COMPLETION:
|
|
g_value_set_boolean (value, combo->priv->sort_completion);
|
|
break;
|
|
|
|
case PROP_ENABLE_COMPLETION:
|
|
g_value_set_boolean (value, combo->priv->enable_completion);
|
|
break;
|
|
|
|
default:
|
|
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
static void
|
|
moo_history_combo_finalize (GObject *object)
|
|
{
|
|
MooHistoryCombo *combo = MOO_HISTORY_COMBO (object);
|
|
|
|
g_free (combo->priv->completion_text);
|
|
|
|
if (combo->priv->filter)
|
|
g_object_unref (combo->priv->filter);
|
|
|
|
g_object_unref (combo->priv->list);
|
|
|
|
g_free (combo->priv);
|
|
G_OBJECT_CLASS (moo_history_combo_parent_class)->finalize (object);
|
|
}
|
|
|
|
|
|
static gboolean
|
|
model_is_empty (GtkTreeModel *model)
|
|
{
|
|
GtkTreeIter iter;
|
|
return !gtk_tree_model_get_iter_first (model, &iter);
|
|
}
|
|
|
|
|
|
static void
|
|
get_entry_text (MooHistoryCombo *combo)
|
|
{
|
|
g_free (combo->priv->completion_text);
|
|
combo->priv->completion_text = g_strdup (moo_combo_entry_get_text (MOO_COMBO (combo)));
|
|
}
|
|
|
|
|
|
static void
|
|
moo_history_combo_popup (MooCombo *combo)
|
|
{
|
|
MooHistoryCombo *entry = MOO_HISTORY_COMBO (combo);
|
|
gboolean do_sort = FALSE;
|
|
|
|
if (!entry->priv->called_popup)
|
|
{
|
|
entry->priv->disable_filter = TRUE;
|
|
if (entry->priv->sort_history)
|
|
do_sort = TRUE;
|
|
}
|
|
else
|
|
{
|
|
entry->priv->completion_popup_timeout_id = 0;
|
|
entry->priv->disable_filter = FALSE;
|
|
entry->priv->called_popup = FALSE;
|
|
|
|
if (entry->priv->sort_completion)
|
|
do_sort = TRUE;
|
|
|
|
if (moo_combo_popup_shown (MOO_COMBO (entry)))
|
|
return;
|
|
|
|
if (!entry->priv->filter)
|
|
return;
|
|
|
|
get_entry_text (entry);
|
|
}
|
|
|
|
if (do_sort)
|
|
gtk_tree_sortable_set_default_sort_func (GTK_TREE_SORTABLE (entry->priv->model),
|
|
(GtkTreeIterCompareFunc) default_sort_func,
|
|
NULL, NULL);
|
|
else
|
|
gtk_tree_model_sort_reset_default_sort_func (GTK_TREE_MODEL_SORT (entry->priv->model));
|
|
|
|
gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (entry->priv->filter));
|
|
entry->priv->disable_filter = FALSE;
|
|
|
|
MOO_COMBO_CLASS(moo_history_combo_parent_class)->popup (combo);
|
|
}
|
|
|
|
|
|
static int
|
|
default_sort_func (GtkTreeModel *model,
|
|
GtkTreeIter *a,
|
|
GtkTreeIter *b)
|
|
{
|
|
MooHistoryItem *e1 = NULL, *e2 = NULL;
|
|
int result;
|
|
|
|
/* XXX 0 is not good */
|
|
gtk_tree_model_get (model, a, 0, &e1, -1);
|
|
gtk_tree_model_get (model, b, 0, &e2, -1);
|
|
|
|
if (!e1 && !e2)
|
|
result = 0;
|
|
else if (!e1)
|
|
result = e2->builtin ? 1 : -1;
|
|
else if (!e2)
|
|
result = e1->builtin ? -1 : 1;
|
|
else if (e1->builtin != e2->builtin)
|
|
result = e1->builtin ? -1 : 1;
|
|
else
|
|
result = strcmp (e1->data, e2->data);
|
|
|
|
moo_history_item_free (e1);
|
|
moo_history_item_free (e2);
|
|
return result;
|
|
}
|
|
|
|
|
|
static void
|
|
refilter (MooHistoryCombo *combo)
|
|
{
|
|
get_entry_text (combo);
|
|
gtk_tree_model_filter_refilter (GTK_TREE_MODEL_FILTER (combo->priv->filter));
|
|
|
|
if (model_is_empty (combo->priv->filter))
|
|
moo_combo_popdown (MOO_COMBO (combo));
|
|
else
|
|
moo_combo_update_popup (MOO_COMBO (combo));
|
|
}
|
|
|
|
|
|
static gboolean
|
|
popup (MooHistoryCombo *combo)
|
|
{
|
|
combo->priv->called_popup = TRUE;
|
|
moo_combo_popup (MOO_COMBO (combo));
|
|
return FALSE;
|
|
}
|
|
|
|
|
|
static void
|
|
moo_history_combo_changed (MooCombo *combo)
|
|
{
|
|
MooHistoryCombo *hist_combo = MOO_HISTORY_COMBO (combo);
|
|
|
|
if (!GTK_WIDGET_MAPPED (combo))
|
|
return;
|
|
|
|
if (!hist_combo->priv->enable_completion &&
|
|
!moo_combo_popup_shown (combo))
|
|
return;
|
|
|
|
get_entry_text (hist_combo);
|
|
|
|
if (!hist_combo->priv->completion_text[0] ||
|
|
moo_combo_get_active_iter (combo, NULL))
|
|
{
|
|
if (hist_combo->priv->completion_popup_timeout_id)
|
|
g_source_remove (hist_combo->priv->completion_popup_timeout_id);
|
|
|
|
moo_combo_popdown (combo);
|
|
}
|
|
else if (moo_combo_popup_shown (combo))
|
|
{
|
|
refilter (hist_combo);
|
|
}
|
|
else if (hist_combo->priv->completion_popup_timeout)
|
|
{
|
|
if (hist_combo->priv->completion_popup_timeout_id)
|
|
g_source_remove (hist_combo->priv->completion_popup_timeout_id);
|
|
hist_combo->priv->completion_popup_timeout_id =
|
|
_moo_timeout_add (hist_combo->priv->completion_popup_timeout,
|
|
(GSourceFunc) popup,
|
|
combo);
|
|
}
|
|
else
|
|
{
|
|
popup (hist_combo);
|
|
}
|
|
}
|
|
|
|
|
|
static gboolean
|
|
completion_visible_func (GtkTreeModel *model,
|
|
GtkTreeIter *iter,
|
|
MooHistoryCombo *combo)
|
|
{
|
|
if (combo->priv->disable_filter)
|
|
return TRUE;
|
|
else
|
|
return combo->priv->filter_func (combo->priv->completion_text,
|
|
model, iter, combo->priv->filter_data);
|
|
}
|
|
|
|
|
|
static gboolean
|
|
default_filter_func (const char *entry_text,
|
|
GtkTreeModel *model,
|
|
GtkTreeIter *iter,
|
|
G_GNUC_UNUSED gpointer data)
|
|
{
|
|
gboolean visible;
|
|
MooHistoryItem *e = NULL;
|
|
|
|
gtk_tree_model_get (model, iter, 0, &e, -1);
|
|
|
|
if (entry_text[0])
|
|
{
|
|
if (!e)
|
|
visible = FALSE;
|
|
else
|
|
visible = !strncmp (entry_text, e->data, strlen (entry_text));
|
|
}
|
|
else
|
|
{
|
|
visible = TRUE;
|
|
}
|
|
|
|
moo_history_item_free (e);
|
|
return visible ? TRUE : FALSE;
|
|
}
|
|
|
|
|
|
GtkWidget*
|
|
moo_history_combo_new (const char *user_id)
|
|
{
|
|
MooHistoryCombo *combo;
|
|
|
|
combo = g_object_new (MOO_TYPE_HISTORY_COMBO, NULL);
|
|
|
|
if (user_id)
|
|
{
|
|
MooHistoryList *list = moo_history_list_new (user_id);
|
|
moo_history_combo_set_list (combo, list);
|
|
g_object_unref (list);
|
|
}
|
|
|
|
return GTK_WIDGET (combo);
|
|
}
|
|
|
|
|
|
void
|
|
moo_history_combo_add_text (MooHistoryCombo *combo,
|
|
const char *text)
|
|
{
|
|
g_return_if_fail (MOO_IS_HISTORY_COMBO (combo));
|
|
g_return_if_fail (text != NULL);
|
|
moo_history_list_add (combo->priv->list, text);
|
|
}
|
|
|
|
|
|
void
|
|
moo_history_combo_commit (MooHistoryCombo *combo)
|
|
{
|
|
GtkTreeIter iter;
|
|
const char *text;
|
|
MooHistoryItem *freeme = NULL;
|
|
|
|
g_return_if_fail (MOO_IS_HISTORY_COMBO (combo));
|
|
|
|
text = moo_combo_entry_get_text (MOO_COMBO (combo));
|
|
|
|
if (!text || !*text)
|
|
return;
|
|
|
|
if (moo_history_list_find (combo->priv->list, text, &iter))
|
|
{
|
|
freeme = moo_history_list_get_item (combo->priv->list, &iter);
|
|
text = freeme->data;
|
|
}
|
|
|
|
moo_history_combo_add_text (combo, text);
|
|
|
|
if (freeme)
|
|
moo_history_item_free (freeme);
|
|
}
|
|
|
|
|
|
void
|
|
moo_history_combo_set_list (MooHistoryCombo *combo,
|
|
MooHistoryList *list)
|
|
{
|
|
g_return_if_fail (MOO_IS_HISTORY_COMBO (combo));
|
|
g_return_if_fail (!list || MOO_IS_HISTORY_LIST (list));
|
|
|
|
if (combo->priv->list == list)
|
|
return;
|
|
|
|
if (!list)
|
|
{
|
|
list = moo_history_list_new (NULL);
|
|
moo_history_combo_set_list (combo, list);
|
|
g_object_unref (list);
|
|
return;
|
|
}
|
|
|
|
g_object_unref (combo->priv->list);
|
|
moo_combo_set_model (MOO_COMBO (combo), NULL);
|
|
g_object_unref (combo->priv->filter);
|
|
|
|
combo->priv->list = list;
|
|
g_object_ref (combo->priv->list);
|
|
combo->priv->model = gtk_tree_model_sort_new_with_model (moo_history_list_get_model (combo->priv->list));
|
|
combo->priv->filter = gtk_tree_model_filter_new (combo->priv->model, NULL);
|
|
gtk_tree_model_filter_set_visible_func (GTK_TREE_MODEL_FILTER (combo->priv->filter),
|
|
(GtkTreeModelFilterVisibleFunc) completion_visible_func,
|
|
combo, NULL);
|
|
moo_combo_set_model (MOO_COMBO (combo), combo->priv->filter);
|
|
|
|
_moo_history_list_load (list);
|
|
|
|
g_object_notify (G_OBJECT (combo), "list");
|
|
}
|
|
|
|
|
|
MooHistoryList*
|
|
moo_history_combo_get_list (MooHistoryCombo *combo)
|
|
{
|
|
g_return_val_if_fail (MOO_IS_HISTORY_COMBO (combo), NULL);
|
|
return combo->priv->list;
|
|
}
|
|
|
|
|
|
static void
|
|
cell_data_func (G_GNUC_UNUSED GtkCellLayout *cell_layout,
|
|
GtkCellRenderer *cell,
|
|
GtkTreeModel *model,
|
|
GtkTreeIter *iter)
|
|
{
|
|
MooHistoryItem *e = NULL;
|
|
|
|
gtk_tree_model_get (model, iter, 0, &e, -1);
|
|
|
|
if (e)
|
|
{
|
|
g_object_set (cell, "text", e->display, NULL);
|
|
moo_history_item_free (e);
|
|
}
|
|
}
|
|
|
|
|
|
static gboolean
|
|
row_separator_func (GtkTreeModel *model,
|
|
GtkTreeIter *iter,
|
|
G_GNUC_UNUSED gpointer data)
|
|
{
|
|
gboolean separator;
|
|
MooHistoryItem *item = NULL;
|
|
gtk_tree_model_get (model, iter, 0, &item, -1);
|
|
separator = item == NULL;
|
|
moo_history_item_free (item);
|
|
return separator;
|
|
}
|
|
|
|
|
|
static char*
|
|
get_text_func (GtkTreeModel *model,
|
|
GtkTreeIter *iter,
|
|
G_GNUC_UNUSED gpointer data)
|
|
{
|
|
MooHistoryItem *e = NULL;
|
|
char *text;
|
|
|
|
gtk_tree_model_get (model, iter, 0, &e, -1);
|
|
|
|
g_return_val_if_fail (e != NULL, NULL);
|
|
g_return_val_if_fail (g_utf8_validate (e->data, -1, NULL), NULL);
|
|
|
|
text = g_strdup (e->data);
|
|
moo_history_item_free (e);
|
|
return text;
|
|
}
|