35.54 GET_HIGH_CONTRAST_MODE_TOGGLE Function

This function returns a link to the current page that enables you to turn on or off, toggle, the mode. For example, if you are in standard mode, this function displays a link that when clicked switches high contrast mode on.

Syntax

APEX_UTIL.GET_HIGH_CONTRAST_MODE_TOGGLE (
    p_on_message  IN VARCHAR2 DEFAULT NULL,
    p_off_message IN VARCHAR2 DEFAULT NULL)
    RETURN VARCHAR2;

Parameters

Table 35-48 GET_HIGH_CONTRAST_MODE_TOGGLE Prameters

Parameter	Description
`p_on_message`	Optional text used for the link to switch to high contrast mode, when you are in standard mode. If this parameter is not passed, the default 'Set High Contrast Mode On' text is returned in the link.
`p_off_message`	Optional text used for the link to switch to standard mode, when you are in high contrast mode. If this parameter is not passed, the default 'Set High Contrast Mode Off' text is returned in the link.

Example

When running in standard mode, this function returns a link with the text 'Set High Contrast Mode On'. When the link is clicked the current page is refreshed and high contrast mode is switched on. When running in high contrast mode, a link 'Set High Contrast Mode Off' is returned. When the link is clicked the current page is refreshed and switched back to standard mode.

BEGIN
    htp.p(apex_util.get_high_contrast_mode_toggle);
END;

Note:

There are also 2 translatable system messages that can be overridden at application level to change the default link text that is returned for this toggle. They include:

APEX.SET_HIGH_CONTRAST_MODE_OFF - Default text = Set High Contrast Mode Off
APEX.SET_HIGH_CONTRAST_MODE_ON - Default text = Set High Contrast Mode On