views_plugin_display::pre_execute in core/modules/views/plugins/views_plugin_display.inc

Set up any variables on the view prior to execution. These are separated from execute because they are extremely common and unlikely to be overridden on an individual display.

views_plugin_display::view_special_blocks in core/modules/views/plugins/views_plugin_display.inc

Render any special blocks provided for this display.

views_plugin_display_attachment::uses_exposed in core/modules/views/plugins/views_plugin_display_attachment.inc

Attachment displays only use exposed widgets if they are set to inherit the exposed filter settings of their parent display.

views_plugin_display_block::options_form in core/modules/views/plugins/views_plugin_display_block.inc

Provide the default form for setting options.

views_plugin_display_block::options_form in core/modules/views/plugins/views_plugin_display_block.inc

Provide the default form for setting options.