scrollbar Struct Reference

Scrollbar context. More...

Collaboration diagram for scrollbar:

Data Fields
bool	horizontal
	Horizontal scrollbar if true, else vertical. More...
int	length
	Length of the scrollbar widget. More...
int	full_size
	Length of the full scrollable area. More...
int	visible_size
	Length visible part of the scrollable area. More...
int	offset
	Current scroll offset to visible area. More...
int	bar_pos
	Position of the scrollbar. More...
int	bar_len
	Length of the scrollbar. More...
scrollbar_client_callback	client_callback
	Callback receiving scrollbar events. More...
void *	client_data
	User data passed to the callback. More...
bool	dragging
	Flag indicating drag at progess. More...
int	drag_start_coord
	Coordinate value at drag start. More...
int	drag_start_pos
	Scrollbar offset or bar_pos at drag start. More...
bool	drag_content
	Flag indicating that the drag corresponds to a dragged content area, rather than a dragged scrollbar. More...
struct scrollbar *	pair
	Parpendicular scrollbar, or NULL. More...
bool	pair_drag
	Flag indicating that the current drag affects the perpendicular scrollbar too. More...

Detailed Description

Scrollbar context.

Definition at line 44 of file scrollbar.c.

Field Documentation

bar_len

int scrollbar::bar_len

Length of the scrollbar.

Definition at line 61 of file scrollbar.c.

Referenced by scrollbar_create(), scrollbar_mouse_action(), scrollbar_redraw(), scrollbar_set(), and scrollbar_set_extents().

bar_pos

int scrollbar::bar_pos

Position of the scrollbar.

Definition at line 59 of file scrollbar.c.

Referenced by scrollbar_create(), scrollbar_drag_start_internal(), scrollbar_mouse_action(), scrollbar_redraw(), scrollbar_scroll(), scrollbar_set(), and scrollbar_set_extents().

client_callback

scrollbar_client_callback scrollbar::client_callback

Callback receiving scrollbar events.

Definition at line 64 of file scrollbar.c.

Referenced by scrollbar_create(), scrollbar_drag_start_internal(), scrollbar_mouse_drag_end(), scrollbar_scroll(), scrollbar_set(), and scrollbar_set_extents().

client_data

void* scrollbar::client_data

User data passed to the callback.

Definition at line 66 of file scrollbar.c.

Referenced by scrollbar_create(), scrollbar_drag_start_internal(), scrollbar_get_data(), scrollbar_mouse_drag_end(), scrollbar_scroll(), scrollbar_set(), and scrollbar_set_extents().

drag_content

bool scrollbar::drag_content

Flag indicating that the drag corresponds to a dragged content area, rather than a dragged scrollbar.

Definition at line 77 of file scrollbar.c.

Referenced by scrollbar_create(), scrollbar_drag_start_internal(), scrollbar_mouse_action(), and scrollbar_mouse_drag_end().

drag_start_coord

int scrollbar::drag_start_coord

Coordinate value at drag start.

Definition at line 71 of file scrollbar.c.

Referenced by scrollbar_drag_start_internal(), scrollbar_mouse_action(), and scrollbar_mouse_drag_end().

drag_start_pos

int scrollbar::drag_start_pos

Scrollbar offset or bar_pos at drag start.

Definition at line 73 of file scrollbar.c.

Referenced by scrollbar_drag_start_internal(), scrollbar_mouse_action(), and scrollbar_mouse_drag_end().

dragging

bool scrollbar::dragging

Flag indicating drag at progess.

Definition at line 69 of file scrollbar.c.

Referenced by scrollbar_create(), scrollbar_drag_start_internal(), scrollbar_mouse_action(), and scrollbar_mouse_drag_end().

full_size

int scrollbar::full_size

Length of the full scrollable area.

Definition at line 51 of file scrollbar.c.

Referenced by scrollbar_create(), scrollbar_scroll(), scrollbar_set(), and scrollbar_set_extents().

horizontal

bool scrollbar::horizontal

Horizontal scrollbar if true, else vertical.

Definition at line 46 of file scrollbar.c.

Referenced by scrollbar_create(), scrollbar_drag_start_internal(), scrollbar_is_horizontal(), scrollbar_make_pair(), scrollbar_mouse_action(), scrollbar_mouse_drag_end(), and scrollbar_redraw().

length

int scrollbar::length

Length of the scrollbar widget.

Definition at line 48 of file scrollbar.c.

Referenced by scrollbar_create(), scrollbar_mouse_action(), scrollbar_redraw(), scrollbar_scroll(), scrollbar_set(), and scrollbar_set_extents().

offset

int scrollbar::offset

Current scroll offset to visible area.

Definition at line 56 of file scrollbar.c.

Referenced by scrollbar_create(), scrollbar_drag_start_internal(), scrollbar_get_offset(), scrollbar_mouse_action(), scrollbar_scroll(), scrollbar_set(), and scrollbar_set_extents().

pair

struct scrollbar* scrollbar::pair

Parpendicular scrollbar, or NULL.

Definition at line 80 of file scrollbar.c.

Referenced by scrollbar_create(), scrollbar_destroy(), scrollbar_drag_start_internal(), scrollbar_make_pair(), scrollbar_mouse_action(), and scrollbar_mouse_drag_end().

pair_drag

bool scrollbar::pair_drag

Flag indicating that the current drag affects the perpendicular scrollbar too.

Definition at line 84 of file scrollbar.c.

Referenced by scrollbar_create(), scrollbar_drag_start_internal(), scrollbar_mouse_action(), and scrollbar_mouse_drag_end().

visible_size

int scrollbar::visible_size

Length visible part of the scrollable area.

Definition at line 53 of file scrollbar.c.

Referenced by scrollbar_create(), scrollbar_scroll(), scrollbar_set(), and scrollbar_set_extents().

---

The documentation for this struct was generated from the following file:

• desktop/scrollbar.c