Emitted when "has-tooltip" is TRUE and the hover timeout
has expired with the cursor hovering "above" widget; or emitted when widget got
focus in keyboard mode.
Using the given coordinates, the signal handler should determine
whether a tooltip should be shown for widget. If this is the case
TRUE should be returned, FALSE otherwise. Note that if
keyboard_mode is TRUE, the values of x and y are undefined and
should not be used.
The signal handler is free to manipulate tooltip with the therefore
destined function calls.
TRUE if the tooltip was trigged using the keyboard
TRUE if tooltip should be shown right now, FALSE otherwise.
Since 2.12
Emitted when "has-tooltip" is TRUE and the hover timeout has expired with the cursor hovering "above" widget; or emitted when widget got focus in keyboard mode. Using the given coordinates, the signal handler should determine whether a tooltip should be shown for widget. If this is the case TRUE should be returned, FALSE otherwise. Note that if keyboard_mode is TRUE, the values of x and y are undefined and should not be used. The signal handler is free to manipulate tooltip with the therefore destined function calls. TRUE if the tooltip was trigged using the keyboard TRUE if tooltip should be shown right now, FALSE otherwise. Since 2.12