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propwidgets: Use g_bind_property()
Make some property widgets implementations easier by just using `g_bind_property()`, which does all the property change handling for us.
This commit is contained in:
Niels De Graef
Jehan
parent
436a9d2b5d
commit
0828a371c2
1 changed files with 40 additions and 179 deletions
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@ -79,12 +79,6 @@ static void connect_notify (GObject *config,
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/* check button */
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/******************/
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static void gimp_prop_check_button_callback (GtkWidget *widget,
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GObject *config);
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static void gimp_prop_check_button_notify (GObject *config,
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GParamSpec *param_spec,
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GtkWidget *button);
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/**
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* gimp_prop_check_button_new:
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* @config: Object to which property is attached.
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@ -107,7 +101,7 @@ gimp_prop_check_button_new (GObject *config,
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{
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GParamSpec *param_spec;
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GtkWidget *button;
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gboolean value;
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const gchar *blurb;
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g_return_val_if_fail (G_IS_OBJECT (config), NULL);
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g_return_val_if_fail (property_name != NULL, NULL);
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@ -120,73 +114,20 @@ gimp_prop_check_button_new (GObject *config,
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if (! label)
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label = g_param_spec_get_nick (param_spec);
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g_object_get (config,
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property_name, &value,
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NULL);
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button = gtk_check_button_new_with_mnemonic (label);
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gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button), value);
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set_param_spec (G_OBJECT (button), button, param_spec);
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g_signal_connect (button, "toggled",
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G_CALLBACK (gimp_prop_check_button_callback),
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config);
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connect_notify (config, property_name,
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G_CALLBACK (gimp_prop_check_button_notify),
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button);
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gtk_widget_show (button);
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blurb = g_param_spec_get_blurb (param_spec);
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if (blurb)
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gimp_help_set_help_data (button, blurb, NULL);
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g_object_bind_property (config, property_name,
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button, "active",
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G_BINDING_BIDIRECTIONAL | G_BINDING_SYNC_CREATE);
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return button;
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}
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static void
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gimp_prop_check_button_callback (GtkWidget *widget,
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GObject *config)
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{
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GParamSpec *param_spec;
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gboolean value;
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gboolean v;
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param_spec = get_param_spec (G_OBJECT (widget));
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if (! param_spec)
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return;
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value = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (widget));
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g_object_get (config, param_spec->name, &v, NULL);
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if (v != value)
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g_object_set (config, param_spec->name, value, NULL);
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}
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static void
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gimp_prop_check_button_notify (GObject *config,
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GParamSpec *param_spec,
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GtkWidget *button)
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{
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gboolean value;
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g_object_get (config,
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param_spec->name, &value,
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NULL);
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if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (button)) != value)
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{
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g_signal_handlers_block_by_func (button,
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gimp_prop_check_button_callback,
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config);
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gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (button), value);
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g_signal_handlers_unblock_by_func (button,
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gimp_prop_check_button_callback,
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config);
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}
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}
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static void gimp_prop_enum_check_button_callback (GtkWidget *widget,
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GObject *config);
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@ -450,7 +391,7 @@ gimp_prop_int_combo_box_new (GObject *config,
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{
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GParamSpec *param_spec;
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GtkWidget *combo_box;
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gint value;
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const gchar *blurb;
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g_return_val_if_fail (G_IS_OBJECT (config), NULL);
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g_return_val_if_fail (property_name != NULL, NULL);
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@ -460,27 +401,18 @@ gimp_prop_int_combo_box_new (GObject *config,
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if (! param_spec)
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return NULL;
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g_object_get (config,
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property_name, &value,
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NULL);
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combo_box = g_object_new (GIMP_TYPE_INT_COMBO_BOX,
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"model", store,
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"visible", TRUE,
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NULL);
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gimp_int_combo_box_set_active (GIMP_INT_COMBO_BOX (combo_box), value);
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blurb = g_param_spec_get_blurb (param_spec);
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if (blurb)
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gimp_help_set_help_data (combo_box, blurb, NULL);
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g_signal_connect (combo_box, "changed",
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G_CALLBACK (gimp_prop_int_combo_box_callback),
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config);
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set_param_spec (G_OBJECT (combo_box), combo_box, param_spec);
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connect_notify (config, property_name,
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G_CALLBACK (gimp_prop_int_combo_box_notify),
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combo_box);
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gtk_widget_show (combo_box);
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g_object_bind_property (config, property_name,
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combo_box, "active",
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G_BINDING_BIDIRECTIONAL | G_BINDING_SYNC_CREATE);
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return combo_box;
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}
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@ -2032,10 +1964,6 @@ gimp_prop_memsize_notify (GObject *config,
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/* label */
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/***********/
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static void gimp_prop_label_notify (GObject *config,
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GParamSpec *param_spec,
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GtkWidget *label);
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/**
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* gimp_prop_label_new:
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* @config: Object to which property is attached.
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@ -2056,75 +1984,30 @@ gimp_prop_label_new (GObject *config,
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{
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GParamSpec *param_spec;
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GtkWidget *label;
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const gchar *blurb;
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g_return_val_if_fail (G_IS_OBJECT (config), NULL);
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g_return_val_if_fail (property_name != NULL, NULL);
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param_spec = find_param_spec (config, property_name, G_STRFUNC);
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if (! param_spec)
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return NULL;
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if (! g_value_type_transformable (param_spec->value_type, G_TYPE_STRING))
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{
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g_warning ("%s: property '%s' of %s is not transformable to string",
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G_STRLOC,
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param_spec->name,
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g_type_name (param_spec->owner_type));
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return NULL;
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}
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label = gtk_label_new (NULL);
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gtk_widget_set_halign (label, GTK_ALIGN_START);
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set_param_spec (G_OBJECT (label), label, param_spec);
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connect_notify (config, property_name,
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G_CALLBACK (gimp_prop_label_notify),
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label);
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gimp_prop_label_notify (config, param_spec, label);
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gtk_widget_show (label);
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blurb = g_param_spec_get_blurb (param_spec);
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if (blurb)
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gimp_help_set_help_data (label, blurb, NULL);
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g_object_bind_property (config, property_name,
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label, "label",
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G_BINDING_BIDIRECTIONAL | G_BINDING_SYNC_CREATE);
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return label;
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}
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static void
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gimp_prop_label_notify (GObject *config,
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GParamSpec *param_spec,
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GtkWidget *label)
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{
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GValue value = G_VALUE_INIT;
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g_value_init (&value, param_spec->value_type);
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g_object_get_property (config, param_spec->name, &value);
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if (G_VALUE_HOLDS_STRING (&value))
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{
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const gchar *str = g_value_get_string (&value);
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gtk_label_set_text (GTK_LABEL (label), str ? str : "");
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}
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else
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{
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GValue str_value = G_VALUE_INIT;
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const gchar *str;
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g_value_init (&str_value, G_TYPE_STRING);
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g_value_transform (&value, &str_value);
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str = g_value_get_string (&str_value);
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gtk_label_set_text (GTK_LABEL (label), str ? str : "");
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g_value_unset (&str_value);
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}
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g_value_unset (&value);
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}
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/***********/
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/* entry */
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@ -4039,10 +3922,6 @@ gimp_prop_unit_combo_box_notify (GObject *config,
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/* icon name */
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/***************/
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static void gimp_prop_icon_image_notify (GObject *config,
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GParamSpec *param_spec,
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GtkWidget *image);
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/**
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* gimp_prop_icon_image_new:
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* @config: Object to which property is attached.
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@ -4062,9 +3941,10 @@ gimp_prop_icon_image_new (GObject *config,
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const gchar *property_name,
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GtkIconSize icon_size)
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{
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GParamSpec *param_spec;
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GtkWidget *image;
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gchar *icon_name;
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GParamSpec *param_spec;
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GtkWidget *image;
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gchar *icon_name;
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const gchar *blurb;
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param_spec = check_param_spec (config, property_name,
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G_TYPE_PARAM_STRING, G_STRFUNC);
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@ -4076,40 +3956,21 @@ gimp_prop_icon_image_new (GObject *config,
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NULL);
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image = gtk_image_new_from_icon_name (icon_name, icon_size);
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if (icon_name)
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g_free (icon_name);
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set_param_spec (G_OBJECT (image), image, param_spec);
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connect_notify (config, property_name,
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G_CALLBACK (gimp_prop_icon_image_notify),
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image);
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gtk_widget_show (image);
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blurb = g_param_spec_get_blurb (param_spec);
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if (blurb)
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gimp_help_set_help_data (image, blurb, NULL);
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g_object_bind_property (config, property_name,
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image, "icon-name",
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G_BINDING_BIDIRECTIONAL);
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g_free (icon_name);
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return image;
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}
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static void
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gimp_prop_icon_image_notify (GObject *config,
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GParamSpec *param_spec,
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GtkWidget *image)
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{
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gchar *icon_name;
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GtkIconSize icon_size;
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g_object_get (config,
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param_spec->name, &icon_name,
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NULL);
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gtk_image_get_icon_name (GTK_IMAGE (image), NULL, &icon_size);
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gtk_image_set_from_icon_name (GTK_IMAGE (image), icon_name, icon_size);
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if (icon_name)
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g_free (icon_name);
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}
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/**************/
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/* expander */
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