layout_block_configure_form in modules/layout/layout.admin.inc

Form callback; Add or edit a block within a layout.

layout_block_remove_page in modules/layout/layout.admin.inc

Menu callback; Remove a block from a layout.

layout_condition_add_form_cancel in modules/layout/layout.admin.inc

Submit handler for the cancel button on layout_condition_add_form().

layout_condition_add_form_submit in modules/layout/layout.admin.inc

Submit handler for layout_condition_add_form().

layout_content_form in modules/layout/layout.admin.inc

Form callback; Main form for editing a layout's content.

layout_flexible_template_configure_form in modules/layout/layout.flexible.inc

Form to manage adding and removing rows to a flexible template.

layout_page_callback in modules/layout/layout.pages.inc

Menu callback; Generic page callback for all Layout-provided pages.

layout_route_handler in modules/layout/layout.module

Route handler callback; Execute the current route item or wrap in a layout.