/* dzl-preferences-group.c
*
* Copyright (C) 2015-2017 Christian Hergert <chergert@redhat.com>
*
* 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 <http://www.gnu.org/licenses/>.
*/
#define G_LOG_DOMAIN "dzl-preferences-group"
#include "config.h"
#include "prefs/dzl-preferences-bin.h"
#include "prefs/dzl-preferences-bin-private.h"
#include "prefs/dzl-preferences-entry.h"
#include "prefs/dzl-preferences-group.h"
#include "prefs/dzl-preferences-group-private.h"
G_DEFINE_TYPE (DzlPreferencesGroup, dzl_preferences_group, GTK_TYPE_BIN)
#define COLUMN_WIDTH 500
enum {
PROP_0,
PROP_IS_LIST,
PROP_MODE,
PROP_PRIORITY,
PROP_TITLE,
LAST_PROP
};
static GParamSpec *properties [LAST_PROP];
gint
dzl_preferences_group_get_priority (DzlPreferencesGroup *self)
{
g_return_val_if_fail (DZL_IS_PREFERENCES_GROUP (self), 0);
return self->priority;
}
static void
dzl_preferences_group_widget_destroy (DzlPreferencesGroup *self,
GtkWidget *widget)
{
g_assert (DZL_IS_PREFERENCES_GROUP (self));
g_assert (GTK_IS_WIDGET (widget));
g_ptr_array_remove (self->widgets, widget);
}
static void
dzl_preferences_group_row_activated (DzlPreferencesGroup *self,
GtkListBoxRow *row,
GtkListBox *list_box)
{
GtkWidget *child;
g_assert (DZL_IS_PREFERENCES_GROUP (self));
g_assert (GTK_IS_LIST_BOX_ROW (row));
g_assert (GTK_IS_LIST_BOX (list_box));
child = gtk_bin_get_child (GTK_BIN (row));
if (child != NULL)
gtk_widget_activate (child);
}
static void
dzl_preferences_group_row_selected (DzlPreferencesGroup *self,
GtkListBoxRow *row,
GtkListBox *list_box)
{
g_assert (DZL_IS_PREFERENCES_GROUP (self));
g_assert (!row || GTK_IS_LIST_BOX_ROW (row));
g_assert (GTK_IS_LIST_BOX (list_box));
if (gtk_list_box_get_selection_mode (list_box) == GTK_SELECTION_SINGLE &&
GTK_IS_LIST_BOX_ROW (row) &&
gtk_list_box_row_get_activatable (row))
dzl_preferences_group_row_activated (self, row, list_box);
}
const gchar *
dzl_preferences_group_get_title (DzlPreferencesGroup *self)
{
const gchar *title;
g_return_val_if_fail (DZL_IS_PREFERENCES_GROUP (self), NULL);
title = gtk_label_get_label (self->title);
return (!title || !*title) ? NULL : title;
}
static void
dzl_preferences_group_get_preferred_width (GtkWidget *widget,
gint *min_width,
gint *nat_width)
{
*min_width = *nat_width = COLUMN_WIDTH;
}
static void
dzl_preferences_group_get_preferred_height_for_width (GtkWidget *widget,
gint width,
gint *min_height,
gint *nat_height)
{
g_assert (GTK_IS_WIDGET (widget));
g_assert (min_height != NULL);
g_assert (nat_height != NULL);
GTK_WIDGET_CLASS (dzl_preferences_group_parent_class)->get_preferred_height_for_width (widget, width, min_height, nat_height);
}
static GtkSizeRequestMode
dzl_preferences_group_get_request_mode (GtkWidget *widget)
{
return GTK_SIZE_REQUEST_HEIGHT_FOR_WIDTH;
}
static void
dzl_preferences_group_finalize (GObject *object)
{
DzlPreferencesGroup *self = (DzlPreferencesGroup *)object;
g_clear_pointer (&self->widgets, g_ptr_array_unref);
G_OBJECT_CLASS (dzl_preferences_group_parent_class)->finalize (object);
}
static void
dzl_preferences_group_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
DzlPreferencesGroup *self = DZL_PREFERENCES_GROUP (object);
switch (prop_id)
{
case PROP_MODE:
g_value_set_enum (value, gtk_list_box_get_selection_mode (self->list_box));
break;
case PROP_IS_LIST:
g_value_set_boolean (value, self->is_list);
break;
case PROP_PRIORITY:
g_value_set_int (value, self->priority);
break;
case PROP_TITLE:
g_value_set_string (value, gtk_label_get_label (self->title));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
}
}
static void
dzl_preferences_group_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
DzlPreferencesGroup *self = DZL_PREFERENCES_GROUP (object);
switch (prop_id)
{
case PROP_MODE:
gtk_list_box_set_selection_mode (self->list_box, g_value_get_enum (value));
break;
case PROP_IS_LIST:
self->is_list = g_value_get_boolean (value);
gtk_widget_set_visible (GTK_WIDGET (self->box), !self->is_list);
gtk_widget_set_visible (GTK_WIDGET (self->list_box_frame), self->is_list);
break;
case PROP_PRIORITY:
self->priority = g_value_get_int (value);
break;
case PROP_TITLE:
gtk_label_set_label (self->title, g_value_get_string (value));
gtk_widget_set_visible (GTK_WIDGET (self->title), !!g_value_get_string (value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
}
}
static void
dzl_preferences_group_class_init (DzlPreferencesGroupClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
object_class->finalize = dzl_preferences_group_finalize;
object_class->get_property = dzl_preferences_group_get_property;
object_class->set_property = dzl_preferences_group_set_property;
widget_class->get_preferred_width = dzl_preferences_group_get_preferred_width;
widget_class->get_preferred_height_for_width = dzl_preferences_group_get_preferred_height_for_width;
widget_class->get_request_mode = dzl_preferences_group_get_request_mode;
properties [PROP_MODE] =
g_param_spec_enum ("mode",
NULL,
NULL,
GTK_TYPE_SELECTION_MODE,
GTK_SELECTION_NONE,
(G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
properties [PROP_IS_LIST] =
g_param_spec_boolean ("is-list",
"Is List",
"If the group should be rendered as a listbox.",
FALSE,
(G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS));
properties [PROP_PRIORITY] =
g_param_spec_int ("priority",
"Priority",
"Priority",
G_MININT,
G_MAXINT,
0,
(G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS));
properties [PROP_TITLE] =
g_param_spec_string ("title",
"Title",
"Title",
NULL,
(G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS));
g_object_class_install_properties (object_class, LAST_PROP, properties);
gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/dazzle/ui/dzl-preferences-group.ui");
gtk_widget_class_set_css_name (widget_class, "dzlpreferencesgroup");
gtk_widget_class_bind_template_child (widget_class, DzlPreferencesGroup, box);
gtk_widget_class_bind_template_child (widget_class, DzlPreferencesGroup, list_box);
gtk_widget_class_bind_template_child (widget_class, DzlPreferencesGroup, list_box_frame);
gtk_widget_class_bind_template_child (widget_class, DzlPreferencesGroup, title);
}
static void
dzl_preferences_group_init (DzlPreferencesGroup *self)
{
self->widgets = g_ptr_array_new ();
gtk_widget_init_template (GTK_WIDGET (self));
g_signal_connect_object (self->list_box,
"row-activated",
G_CALLBACK (dzl_preferences_group_row_activated),
self,
G_CONNECT_SWAPPED);
g_signal_connect_object (self->list_box,
"row-selected",
G_CALLBACK (dzl_preferences_group_row_selected),
self,
G_CONNECT_SWAPPED);
}
static gboolean
dzl_preferences_group_row_focus (DzlPreferencesGroup *self,
GtkDirectionType dir,
GtkListBoxRow *row)
{
GtkWidget *child;
GtkWidget *entry;
self->last_focused_tab_backward = (dir == GTK_DIR_TAB_BACKWARD);
child = gtk_bin_get_child (GTK_BIN (row));
if (DZL_IS_PREFERENCES_ENTRY (child))
{
entry = dzl_preferences_entry_get_entry_widget ( DZL_PREFERENCES_ENTRY (child));
if (GTK_IS_ENTRY (entry) &&
gtk_widget_is_focus (entry) &&
dir == GTK_DIR_TAB_BACKWARD)
gtk_widget_grab_focus (GTK_WIDGET (row));
}
return GDK_EVENT_PROPAGATE;
}
static void
dzl_preferences_group_row_grab_focus (DzlPreferencesGroup *self,
GtkListBoxRow *row)
{
GtkWidget *child;
GtkListBoxRow *last_focused;
last_focused = self->last_focused;
child = gtk_bin_get_child (GTK_BIN (row));
if (DZL_IS_PREFERENCES_ENTRY (child))
{
self->last_focused = row;
if (row != last_focused || !self->last_focused_tab_backward)
gtk_widget_activate (child);
return;
}
self->last_focused = NULL;
}
void
dzl_preferences_group_add (DzlPreferencesGroup *self,
GtkWidget *widget)
{
gint position = -1;
g_return_if_fail (DZL_IS_PREFERENCES_GROUP (self));
g_return_if_fail (DZL_IS_PREFERENCES_BIN (widget));
g_ptr_array_add (self->widgets, widget);
g_signal_connect_object (widget,
"destroy",
G_CALLBACK (dzl_preferences_group_widget_destroy),
self,
G_CONNECT_SWAPPED);
if (self->is_list)
{
GtkWidget *row;
if (GTK_IS_LIST_BOX_ROW (widget))
row = widget;
else
row = g_object_new (GTK_TYPE_LIST_BOX_ROW,
"child", widget,
"visible", TRUE,
NULL);
gtk_container_add (GTK_CONTAINER (self->list_box), row);
g_signal_connect_object (row,
"focus",
G_CALLBACK (dzl_preferences_group_row_focus),
self,
G_CONNECT_SWAPPED);
g_signal_connect_object (row,
"grab-focus",
G_CALLBACK (dzl_preferences_group_row_grab_focus),
self,
G_CONNECT_AFTER | G_CONNECT_SWAPPED);
}
else
{
gtk_container_add_with_properties (GTK_CONTAINER (self->box), widget,
"position", position,
NULL);
}
}
void
dzl_preferences_group_set_map (DzlPreferencesGroup *self,
GHashTable *map)
{
guint i;
g_return_if_fail (DZL_IS_PREFERENCES_GROUP (self));
for (i = 0; i < self->widgets->len; i++)
{
GtkWidget *widget = g_ptr_array_index (self->widgets, i);
if (DZL_IS_PREFERENCES_BIN (widget))
_dzl_preferences_bin_set_map (DZL_PREFERENCES_BIN (widget), map);
}
}
static void
dzl_preferences_group_refilter_cb (GtkWidget *widget,
gpointer user_data)
{
DzlPreferencesBin *bin = NULL;
struct {
DzlPatternSpec *spec;
guint matches;
} *lookup = user_data;
gboolean matches;
if (DZL_IS_PREFERENCES_BIN (widget))
bin = DZL_PREFERENCES_BIN (widget);
else if (GTK_IS_BIN (widget) && DZL_IS_PREFERENCES_BIN (gtk_bin_get_child (GTK_BIN (widget))))
bin = DZL_PREFERENCES_BIN (gtk_bin_get_child (GTK_BIN (widget)));
else
return;
if (lookup->spec == NULL)
matches = TRUE;
else
matches = _dzl_preferences_bin_matches (bin, lookup->spec);
gtk_widget_set_visible (widget, matches);
lookup->matches += matches;
}
guint
dzl_preferences_group_refilter (DzlPreferencesGroup *self,
DzlPatternSpec *spec)
{
struct {
DzlPatternSpec *spec;
guint matches;
} lookup = { spec, 0 };
const gchar *tmp;
g_return_val_if_fail (DZL_IS_PREFERENCES_GROUP (self), 0);
tmp = gtk_label_get_label (self->title);
if (spec && tmp && dzl_pattern_spec_match (spec, tmp))
lookup.spec = NULL;
gtk_container_foreach (GTK_CONTAINER (self->list_box),
dzl_preferences_group_refilter_cb,
&lookup);
gtk_container_foreach (GTK_CONTAINER (self->box),
dzl_preferences_group_refilter_cb,
&lookup);
gtk_widget_set_visible (GTK_WIDGET (self), lookup.matches > 0);
return lookup.matches;
}