Warning: main(/www/www/htdocs/style/globals.php) [function.main]: failed to open stream: No such file or directory in /www/www/docs/6.4.1/gf/dev_guide/api/gf_layer_enable.html on line 1

Warning: main() [function.include]: Failed opening '/www/www/htdocs/style/globals.php' for inclusion (include_path='.:/www/www/common:/www/www/php/lib/php') in /www/www/docs/6.4.1/gf/dev_guide/api/gf_layer_enable.html on line 1

Warning: main(/www/www/htdocs/style/header.php) [function.main]: failed to open stream: No such file or directory in /www/www/docs/6.4.1/gf/dev_guide/api/gf_layer_enable.html on line 8

Warning: main() [function.include]: Failed opening '/www/www/htdocs/style/header.php' for inclusion (include_path='.:/www/www/common:/www/www/php/lib/php') in /www/www/docs/6.4.1/gf/dev_guide/api/gf_layer_enable.html on line 8

gf_layer_enable()

Enable a display layer

Synopsis:

#include <gf/gf.h>

void gf_layer_enable( gf_layer_t layer );

Arguments:

layer: The handle of the layer to enable.

Library:

gf

Description:

This function enables a layer. A layer can be either:

enabled — displayed to the user
disabled — not visible to the user

In some cases it's not possible to disable a layer. You can query the layer to determine its GF_LAYER_CAP_DISABLE value. If GF_LAYER_CAP_DISABLE is 1, then the layer can be disabled.

Classification:

QNX Graphics Framework

Safety:
Interrupt handler	No
Signal handler	No
Thread	Yes