* and drag and drop.
*/
-struct _GtkCellViewPrivate
-{
- GtkTreeModel *model;
- GtkTreeRowReference *displayed_row;
-
- GtkCellArea *area;
- GtkCellAreaContext *context;
-
- GdkRGBA background;
- gboolean background_set;
-
- gulong size_changed_id;
- gulong row_changed_id;
-};
-
-
static GObject *gtk_cell_view_constructor (GType type,
guint n_construct_properties,
GObjectConstructParam *construct_properties);
GtkTreeIter *iter,
GtkCellView *view);
+
+struct _GtkCellViewPrivate
+{
+ GtkTreeModel *model;
+ GtkTreeRowReference *displayed_row;
+
+ GtkCellArea *area;
+ GtkCellAreaContext *context;
+
+ GdkRGBA background;
+ gboolean background_set;
+
+ gulong size_changed_id;
+ gulong row_changed_id;
+
+ guint32 draw_sensitive : 1;
+ guint32 fit_model : 1;
+};
+
static GtkBuildableIface *parent_buildable_iface;
enum
PROP_BACKGROUND_SET,
PROP_MODEL,
PROP_CELL_AREA,
- PROP_CELL_AREA_CONTEXT
+ PROP_CELL_AREA_CONTEXT,
+ PROP_DRAW_SENSITIVE,
+ PROP_FIT_MODEL
};
G_DEFINE_TYPE_WITH_CODE (GtkCellView, gtk_cell_view, GTK_TYPE_WIDGET,
G_IMPLEMENT_INTERFACE (GTK_TYPE_BUILDABLE,
gtk_cell_view_buildable_init))
-
static void
gtk_cell_view_class_init (GtkCellViewClass *klass)
{
GTK_TYPE_CELL_AREA_CONTEXT,
GTK_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY));
+ /**
+ * GtkCellView:draw-sensitive
+ *
+ * Whether all cells should be draw as sensitive for this view regardless
+ * of the actual cell properties (used to make menus with submenus appear
+ * sensitive when the items in submenus might be insensitive).
+ *
+ * since 3.0
+ */
+ g_object_class_install_property (gobject_class,
+ PROP_DRAW_SENSITIVE,
+ g_param_spec_boolean ("draw-sensitive",
+ P_("Draw Sensitive"),
+ P_("Whether to force cells to be drawn in a "
+ "sensitive state"),
+ FALSE,
+ GTK_PARAM_READWRITE));
+
+ /**
+ * GtkCellView:fit-model
+ *
+ * Whether the view should request enough space to always fit
+ * the size of every row in the model (used by the combo box to
+ * ensure the combo box size doesnt change when different items
+ * are selected).
+ *
+ * since 3.0
+ */
+ g_object_class_install_property (gobject_class,
+ PROP_FIT_MODEL,
+ g_param_spec_boolean ("fit-model",
+ P_("Fit Model"),
+ P_("Whether to request enough space for "
+ "every row in the model"),
+ FALSE,
+ GTK_PARAM_READWRITE));
+
#define ADD_SET_PROP(propname, propval, nick, blurb) g_object_class_install_property (gobject_class, propval, g_param_spec_boolean (propname, nick, blurb, FALSE, GTK_PARAM_READWRITE))
switch (param_id)
{
- case PROP_BACKGROUND_GDK:
- {
- GdkColor color;
-
- color.red = (guint) (view->priv->background.red * 65535);
- color.green = (guint) (view->priv->background.green * 65535);
- color.blue = (guint) (view->priv->background.blue * 65535);
- color.pixel = 0;
-
- g_value_set_boxed (value, &color);
- }
- break;
- case PROP_BACKGROUND_RGBA:
- g_value_set_boxed (value, &view->priv->background);
- break;
- case PROP_BACKGROUND_SET:
- g_value_set_boolean (value, view->priv->background_set);
- break;
- case PROP_MODEL:
- g_value_set_object (value, view->priv->model);
- break;
- case PROP_CELL_AREA:
- g_value_set_object (value, view->priv->area);
- break;
- case PROP_CELL_AREA_CONTEXT:
- g_value_set_object (value, view->priv->context);
- break;
- default:
- G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
- break;
+ case PROP_BACKGROUND_GDK:
+ {
+ GdkColor color;
+
+ color.red = (guint) (view->priv->background.red * 65535);
+ color.green = (guint) (view->priv->background.green * 65535);
+ color.blue = (guint) (view->priv->background.blue * 65535);
+ color.pixel = 0;
+
+ g_value_set_boxed (value, &color);
+ }
+ break;
+ case PROP_BACKGROUND_RGBA:
+ g_value_set_boxed (value, &view->priv->background);
+ break;
+ case PROP_BACKGROUND_SET:
+ g_value_set_boolean (value, view->priv->background_set);
+ break;
+ case PROP_MODEL:
+ g_value_set_object (value, view->priv->model);
+ break;
+ case PROP_CELL_AREA:
+ g_value_set_object (value, view->priv->area);
+ break;
+ case PROP_CELL_AREA_CONTEXT:
+ g_value_set_object (value, view->priv->context);
+ break;
+ case PROP_DRAW_SENSITIVE:
+ g_value_set_boolean (value, view->priv->draw_sensitive);
+ break;
+ case PROP_FIT_MODEL:
+ g_value_set_boolean (value, view->priv->fit_model);
+ break;
+ default:
+ G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
+ break;
}
}
switch (param_id)
{
- case PROP_BACKGROUND:
- {
- GdkColor color;
-
- if (!g_value_get_string (value))
- gtk_cell_view_set_background_color (view, NULL);
- else if (gdk_color_parse (g_value_get_string (value), &color))
- gtk_cell_view_set_background_color (view, &color);
- else
- g_warning ("Don't know color `%s'", g_value_get_string (value));
-
- g_object_notify (object, "background-gdk");
- }
- break;
- case PROP_BACKGROUND_GDK:
- gtk_cell_view_set_background_color (view, g_value_get_boxed (value));
- break;
- case PROP_BACKGROUND_RGBA:
- gtk_cell_view_set_background_rgba (view, g_value_get_boxed (value));
- break;
- case PROP_BACKGROUND_SET:
- view->priv->background_set = g_value_get_boolean (value);
- break;
- case PROP_MODEL:
- gtk_cell_view_set_model (view, g_value_get_object (value));
- break;
+ case PROP_BACKGROUND:
+ {
+ GdkColor color;
+
+ if (!g_value_get_string (value))
+ gtk_cell_view_set_background_color (view, NULL);
+ else if (gdk_color_parse (g_value_get_string (value), &color))
+ gtk_cell_view_set_background_color (view, &color);
+ else
+ g_warning ("Don't know color `%s'", g_value_get_string (value));
+
+ g_object_notify (object, "background-gdk");
+ }
+ break;
+ case PROP_BACKGROUND_GDK:
+ gtk_cell_view_set_background_color (view, g_value_get_boxed (value));
+ break;
+ case PROP_BACKGROUND_RGBA:
+ gtk_cell_view_set_background_rgba (view, g_value_get_boxed (value));
+ break;
+ case PROP_BACKGROUND_SET:
+ view->priv->background_set = g_value_get_boolean (value);
+ break;
+ case PROP_MODEL:
+ gtk_cell_view_set_model (view, g_value_get_object (value));
+ break;
case PROP_CELL_AREA:
/* Construct-only, can only be assigned once */
area = g_value_get_object (value);
-
+
if (area)
view->priv->area = g_object_ref_sink (area);
break;
case PROP_CELL_AREA_CONTEXT:
/* Construct-only, can only be assigned once */
context = g_value_get_object (value);
-
+
if (context)
view->priv->context = g_object_ref (context);
break;
+ case PROP_DRAW_SENSITIVE:
+ gtk_cell_view_set_draw_sensitive (view, g_value_get_boolean (value));
+ break;
+
+ case PROP_FIT_MODEL:
+ gtk_cell_view_set_fit_model (view, g_value_get_boolean (value));
+ break;
+
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
break;
}
}
+static void
+gtk_cell_view_request_model (GtkCellView *cellview,
+ GtkTreeIter *parent,
+ GtkOrientation orientation,
+ gint for_size,
+ gint *minimum_size,
+ gint *natural_size)
+{
+ GtkCellViewPrivate *priv = cellview->priv;
+ GtkTreeIter iter;
+ gboolean valid;
+
+ valid = gtk_tree_model_iter_children (priv->model, &iter, parent);
+ while (valid)
+ {
+ gint min, nat;
+
+ gtk_cell_area_apply_attributes (priv->area, priv->model, &iter, FALSE, FALSE);
+
+ if (orientation == GTK_ORIENTATION_HORIZONTAL)
+ {
+ if (for_size < 0)
+ gtk_cell_area_get_preferred_width (priv->area, priv->context,
+ GTK_WIDGET (cellview), &min, &nat);
+ else
+ gtk_cell_area_get_preferred_width_for_height (priv->area, priv->context,
+ GTK_WIDGET (cellview), for_size, &min, &nat);
+ }
+ else
+ {
+ if (for_size < 0)
+ gtk_cell_area_get_preferred_height (priv->area, priv->context,
+ GTK_WIDGET (cellview), &min, &nat);
+ else
+ gtk_cell_area_get_preferred_height_for_width (priv->area, priv->context,
+ GTK_WIDGET (cellview), for_size, &min, &nat);
+ }
+
+ *minimum_size = MAX (min, *minimum_size);
+ *natural_size = MAX (nat, *natural_size);
+
+ /* Recurse into children when they exist */
+ gtk_cell_view_request_model (cellview, &iter, orientation, for_size, minimum_size, natural_size);
+
+ valid = gtk_tree_model_iter_next (priv->model, &iter);
+ }
+}
+
+static void
+gtk_cell_view_get_preferred_width (GtkWidget *widget,
+ gint *minimum_size,
+ gint *natural_size)
+{
+ GtkCellView *cellview = GTK_CELL_VIEW (widget);
+ GtkCellViewPrivate *priv = cellview->priv;
+
+ g_signal_handler_block (priv->context, priv->size_changed_id);
+
+ if (priv->fit_model)
+ {
+ gint min = 0, nat = 0;
+ gtk_cell_view_request_model (cellview, NULL, GTK_ORIENTATION_HORIZONTAL, -1, &min, &nat);
+ }
+ else
+ {
+ if (cellview->priv->displayed_row)
+ gtk_cell_view_set_cell_data (cellview);
+
+ gtk_cell_area_get_preferred_width (priv->area, priv->context, widget, NULL, NULL);
+ }
+
+ gtk_cell_area_context_sum_preferred_width (priv->context);
+ gtk_cell_area_context_get_preferred_width (priv->context, minimum_size, natural_size);
+
+ g_signal_handler_unblock (priv->context, priv->size_changed_id);
+}
+
+static void
+gtk_cell_view_get_preferred_height (GtkWidget *widget,
+ gint *minimum_size,
+ gint *natural_size)
+{
+ GtkCellView *cellview = GTK_CELL_VIEW (widget);
+ GtkCellViewPrivate *priv = cellview->priv;
+
+ g_signal_handler_block (priv->context, priv->size_changed_id);
+
+ if (priv->fit_model)
+ {
+ gint min = 0, nat = 0;
+ gtk_cell_view_request_model (cellview, NULL, GTK_ORIENTATION_VERTICAL, -1, &min, &nat);
+ }
+ else
+ {
+ if (cellview->priv->displayed_row)
+ gtk_cell_view_set_cell_data (cellview);
+
+ gtk_cell_area_get_preferred_height (priv->area, priv->context, widget, NULL, NULL);
+ }
+
+ gtk_cell_area_context_sum_preferred_height (priv->context);
+ gtk_cell_area_context_get_preferred_height (priv->context, minimum_size, natural_size);
+
+ g_signal_handler_unblock (priv->context, priv->size_changed_id);
+}
+
+static void
+gtk_cell_view_get_preferred_width_for_height (GtkWidget *widget,
+ gint for_size,
+ gint *minimum_size,
+ gint *natural_size)
+{
+ GtkCellView *cellview = GTK_CELL_VIEW (widget);
+ GtkCellViewPrivate *priv = cellview->priv;
+
+ if (priv->fit_model)
+ {
+ gint min = 0, nat = 0;
+ gtk_cell_view_request_model (cellview, NULL, GTK_ORIENTATION_HORIZONTAL, for_size, &min, &nat);
+
+ *minimum_size = min;
+ *natural_size = nat;
+ }
+ else
+ {
+ if (cellview->priv->displayed_row)
+ gtk_cell_view_set_cell_data (cellview);
+
+ gtk_cell_area_get_preferred_width_for_height (priv->area, priv->context, widget,
+ for_size, minimum_size, natural_size);
+ }
+}
+
+static void
+gtk_cell_view_get_preferred_height_for_width (GtkWidget *widget,
+ gint for_size,
+ gint *minimum_size,
+ gint *natural_size)
+{
+ GtkCellView *cellview = GTK_CELL_VIEW (widget);
+ GtkCellViewPrivate *priv = cellview->priv;
+
+ if (priv->fit_model)
+ {
+ gint min = 0, nat = 0;
+ gtk_cell_view_request_model (cellview, NULL, GTK_ORIENTATION_VERTICAL, for_size, &min, &nat);
+
+ *minimum_size = min;
+ *natural_size = nat;
+ }
+ else
+ {
+ if (cellview->priv->displayed_row)
+ gtk_cell_view_set_cell_data (cellview);
+
+ gtk_cell_area_get_preferred_height_for_width (priv->area, priv->context, widget,
+ for_size, minimum_size, natural_size);
+ }
+}
+
static gboolean
gtk_cell_view_draw (GtkWidget *widget,
cairo_t *cr)
gtk_cell_area_apply_attributes (cell_view->priv->area,
cell_view->priv->model,
&iter, FALSE, FALSE);
+
+ if (cell_view->priv->draw_sensitive)
+ {
+ GList *l, *cells =
+ gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (cell_view->priv->area));
+
+ for (l = cells; l; l = l->next)
+ {
+ GObject *renderer = l->data;
+
+ g_object_set (renderer, "sensitive", TRUE, NULL);
+ }
+ g_list_free (cells);
+ }
}
/* GtkCellLayout implementation */
return cellview->priv->area;
}
+/* GtkBuildable implementation */
+static gboolean
+gtk_cell_view_buildable_custom_tag_start (GtkBuildable *buildable,
+ GtkBuilder *builder,
+ GObject *child,
+ const gchar *tagname,
+ GMarkupParser *parser,
+ gpointer *data)
+{
+ if (parent_buildable_iface->custom_tag_start &&
+ parent_buildable_iface->custom_tag_start (buildable, builder, child,
+ tagname, parser, data))
+ return TRUE;
+
+ return _gtk_cell_layout_buildable_custom_tag_start (buildable, builder, child,
+ tagname, parser, data);
+}
+
+static void
+gtk_cell_view_buildable_custom_tag_end (GtkBuildable *buildable,
+ GtkBuilder *builder,
+ GObject *child,
+ const gchar *tagname,
+ gpointer *data)
+{
+ if (strcmp (tagname, "attributes") == 0 || strcmp (tagname, "cell-packing") == 0)
+ _gtk_cell_layout_buildable_custom_tag_end (buildable, builder, child, tagname,
+ data);
+ else if (parent_buildable_iface->custom_tag_end)
+ parent_buildable_iface->custom_tag_end (buildable, builder, child, tagname,
+ data);
+}
+
static void
context_size_changed_cb (GtkCellAreaContext *context,
GParamSpec *pspec,
gtk_widget_queue_draw (GTK_WIDGET (cell_view));
}
-static gboolean
-gtk_cell_view_buildable_custom_tag_start (GtkBuildable *buildable,
- GtkBuilder *builder,
- GObject *child,
- const gchar *tagname,
- GMarkupParser *parser,
- gpointer *data)
+gboolean
+gtk_cell_view_get_draw_sensitive (GtkCellView *cell_view)
{
- if (parent_buildable_iface->custom_tag_start &&
- parent_buildable_iface->custom_tag_start (buildable, builder, child,
- tagname, parser, data))
- return TRUE;
+ GtkCellViewPrivate *priv;
- return _gtk_cell_layout_buildable_custom_tag_start (buildable, builder, child,
- tagname, parser, data);
-}
+ g_return_val_if_fail (GTK_IS_CELL_VIEW (cell_view), FALSE);
-static void
-gtk_cell_view_buildable_custom_tag_end (GtkBuildable *buildable,
- GtkBuilder *builder,
- GObject *child,
- const gchar *tagname,
- gpointer *data)
-{
- if (strcmp (tagname, "attributes") == 0)
- _gtk_cell_layout_buildable_custom_tag_end (buildable, builder, child, tagname,
- data);
- else if (parent_buildable_iface->custom_tag_end)
- parent_buildable_iface->custom_tag_end (buildable, builder, child, tagname,
- data);
+ priv = cell_view->priv;
+
+ return priv->draw_sensitive;
}
-static void
-gtk_cell_view_get_preferred_width (GtkWidget *widget,
- gint *minimum_size,
- gint *natural_size)
+void
+gtk_cell_view_set_draw_sensitive (GtkCellView *cell_view,
+ gboolean draw_sensitive)
{
- GtkCellView *cellview = GTK_CELL_VIEW (widget);
- GtkCellViewPrivate *priv = cellview->priv;
+ GtkCellViewPrivate *priv;
- g_signal_handler_block (priv->context, priv->size_changed_id);
+ g_return_if_fail (GTK_IS_CELL_VIEW (cell_view));
- if (cellview->priv->displayed_row)
- gtk_cell_view_set_cell_data (cellview);
+ priv = cell_view->priv;
- gtk_cell_area_get_preferred_width (priv->area, priv->context, widget, NULL, NULL);
- gtk_cell_area_context_sum_preferred_width (priv->context);
- gtk_cell_area_context_get_preferred_width (priv->context, minimum_size, natural_size);
+ if (priv->draw_sensitive != draw_sensitive)
+ {
+ priv->draw_sensitive = draw_sensitive;
- g_signal_handler_unblock (priv->context, priv->size_changed_id);
+ g_object_notify (G_OBJECT (cell_view), "draw-sensitive");
+ }
}
-static void
-gtk_cell_view_get_preferred_height (GtkWidget *widget,
- gint *minimum_size,
- gint *natural_size)
+gboolean
+gtk_cell_view_get_fit_model (GtkCellView *cell_view)
{
- GtkCellView *cellview = GTK_CELL_VIEW (widget);
- GtkCellViewPrivate *priv = cellview->priv;
+ GtkCellViewPrivate *priv;
- g_signal_handler_block (priv->context, priv->size_changed_id);
+ g_return_val_if_fail (GTK_IS_CELL_VIEW (cell_view), FALSE);
- if (cellview->priv->displayed_row)
- gtk_cell_view_set_cell_data (cellview);
+ priv = cell_view->priv;
- gtk_cell_area_get_preferred_height (priv->area, priv->context, widget, NULL, NULL);
- gtk_cell_area_context_sum_preferred_height (priv->context);
- gtk_cell_area_context_get_preferred_height (priv->context, minimum_size, natural_size);
-
- g_signal_handler_unblock (priv->context, priv->size_changed_id);
+ return priv->fit_model;
}
-static void
-gtk_cell_view_get_preferred_width_for_height (GtkWidget *widget,
- gint for_size,
- gint *minimum_size,
- gint *natural_size)
+void
+gtk_cell_view_set_fit_model (GtkCellView *cell_view,
+ gboolean fit_model)
{
- GtkCellView *cellview = GTK_CELL_VIEW (widget);
- GtkCellViewPrivate *priv = cellview->priv;
+ GtkCellViewPrivate *priv;
- if (cellview->priv->displayed_row)
- gtk_cell_view_set_cell_data (cellview);
+ g_return_if_fail (GTK_IS_CELL_VIEW (cell_view));
- gtk_cell_area_get_preferred_width_for_height (priv->area, priv->context, widget,
- for_size, minimum_size, natural_size);
-}
+ priv = cell_view->priv;
-static void
-gtk_cell_view_get_preferred_height_for_width (GtkWidget *widget,
- gint for_size,
- gint *minimum_size,
- gint *natural_size)
-{
- GtkCellView *cellview = GTK_CELL_VIEW (widget);
- GtkCellViewPrivate *priv = cellview->priv;
+ if (priv->fit_model != fit_model)
+ {
+ priv->fit_model = fit_model;
- if (cellview->priv->displayed_row)
- gtk_cell_view_set_cell_data (cellview);
+ gtk_cell_area_context_flush (cell_view->priv->context);
- gtk_cell_area_get_preferred_height_for_width (priv->area, priv->context, widget,
- for_size, minimum_size, natural_size);
+ g_object_notify (G_OBJECT (cell_view), "fit-model");
+ }
}
projects / gtk4.git / commitdiff