Emits the #GtkSourceGutterRenderer::query-tooltip signal. This function is called from #GtkSourceGutter. Implementations can override the default signal handler or can connect to the signal externally.
a #GtkTextIter.
a #GdkRectangle.
The x position of the tooltip.
The y position of the tooltip.
a #GtkTooltip.
Return: %TRUE if the tooltip has been set, %FALSE otherwise
See Implementation
Emits the #GtkSourceGutterRenderer::query-tooltip signal. This function is called from #GtkSourceGutter. Implementations can override the default signal handler or can connect to the signal externally.