static gboolean
gtk_source_map_draw (GtkWidget *widget,
cairo_t *cr)
{
GtkSourceMap *map = GTK_SOURCE_MAP (widget);
GtkSourceMapPrivate *priv;
GtkStyleContext *style_context;
priv = gtk_source_map_get_instance_private (map);
if (GTK_WIDGET_CLASS (gtk_source_map_parent_class)->draw (widget, cr))
{
return TRUE;
}
style_context = gtk_widget_get_style_context (widget);
gtk_style_context_save (style_context);
gtk_style_context_add_class (style_context, "scrubber");
gtk_render_background (style_context, cr,
priv->scrubber_area.x, priv->scrubber_area.y,
priv->scrubber_area.width, priv->scrubber_area.height);
gtk_style_context_restore (style_context);
return FALSE;
}
static void
gtk_source_map_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
GtkSourceMap *map = GTK_SOURCE_MAP (object);
GtkSourceMapPrivate *priv;
priv = gtk_source_map_get_instance_private (map);
switch (prop_id)
{
case PROP_FONT_DESC:
g_value_set_boxed (value, priv->font_desc);
break;
case PROP_VIEW:
g_value_set_object (value, gtk_source_map_get_view (map));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
}
}
static void
gtk_source_map_get_preferred_width (GtkWidget *widget,
gint *mininum_width,
gint *natural_width)
{
GtkSourceMap *map = GTK_SOURCE_MAP (widget);
GtkSourceMapPrivate *priv;
PangoLayout *layout;
gint height;
gint width;
priv = gtk_source_map_get_instance_private (map);
if (priv->font_desc == NULL)
{
*mininum_width = *natural_width = DEFAULT_WIDTH;
return;
}
/*
* FIXME:
*
* This seems like the type of thing we should calculate when
* rebuilding our CSS since it gets used a bunch and changes
* very little.
*/
layout = gtk_widget_create_pango_layout (GTK_WIDGET (priv->child_view), "X");
pango_layout_get_pixel_size (layout, &width, &height);
g_object_unref (layout);
width *= gtk_source_view_get_right_margin_position (priv->view);
*mininum_width = *natural_width = width;
}
static void
gtk_source_map_size_allocate (GtkWidget *widget,
GtkAllocation *alloc)
{
GtkSourceMap *map = GTK_SOURCE_MAP (widget);
GTK_WIDGET_CLASS (gtk_source_map_parent_class)->size_allocate (widget, alloc);
update_scrubber_position (map);
}
static void
ide_source_map__view_changed (IdeSourceMap *self,
GParamSpec *psepct,
gpointer data)
{
GtkSourceView *view;
g_return_if_fail (IDE_IS_SOURCE_MAP (self));
view = gtk_source_map_get_view (GTK_SOURCE_MAP (self));
g_object_bind_property_full (view, "font-desc", self, "font-desc", G_BINDING_SYNC_CREATE,
shrink_font, NULL, NULL, NULL);
dzl_signal_group_set_target (self->view_signals, view);
}
static void
gtk_source_map_destroy (GtkWidget *widget)
{
GtkSourceMap *map = GTK_SOURCE_MAP (widget);
GtkSourceMapPrivate *priv;
priv = gtk_source_map_get_instance_private (map);
disconnect_buffer (map);
disconnect_view (map);
g_clear_object (&priv->css_provider);
g_clear_pointer (&priv->font_desc, pango_font_description_free);
GTK_WIDGET_CLASS (gtk_source_map_parent_class)->destroy (widget);
}
static void
gtk_source_map_get_preferred_height (GtkWidget *widget,
gint *minimum_height,
gint *natural_height)
{
GtkSourceMap *map = GTK_SOURCE_MAP (widget);
GtkSourceMapPrivate *priv;
priv = gtk_source_map_get_instance_private (map);
if (priv->view == NULL)
{
*minimum_height = *natural_height = 0;
return;
}
gtk_widget_get_preferred_height (GTK_WIDGET (priv->child_view),
minimum_height, natural_height);
*minimum_height = 0;
}
static void
gtk_source_map_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
GtkSourceMap *map = GTK_SOURCE_MAP (object);
switch (prop_id)
{
case PROP_VIEW:
gtk_source_map_set_view (map, g_value_get_object (value));
break;
case PROP_FONT_DESC:
gtk_source_map_set_font_desc (map, g_value_get_boxed (value));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
}
}