A - Class Reference

This appendix describes all classes in FLTK and their methods. For a description of the fl_ functions, see Appendix B.

Alphabetical List of Classes

Fl
Fl_Adjuster
Fl_Bitmap
Fl_BMP_Image
Fl_Box
Fl_Browser_
Fl_Browser
Fl_Button
Fl_Chart
Fl_Check_Browser
Fl_Check_Button
Fl_Choice
Fl_Clock
Fl_Clock_Output
Fl_Color_Chooser
Fl_Counter
Fl_Dial
Fl_Double_Window
Fl_End
Fl_File_Browser
Fl_File_Chooser
Fl_File_Icon
Fl_File_Input
Fl_Float_Input
Fl_Free
Fl_GIF_Image
Fl_Gl_Window
Fl_Group
Fl_Help_Dialog
Fl_Help_View
Fl_Hold_Browser
Fl_Image
Fl_Input_
Fl_Input
Fl_Input_Choice
Fl_Int_Input
Fl_JPEG_Image
Fl_Light_Button
Fl_Menu_Bar
Fl_Menu_Button
Fl_Menu_
Fl_Menu_Item
Fl_Menu_Window

Fl_Multi_Browser
Fl_Multiline_Input
Fl_Multiline_Output
Fl_Output
Fl_Overlay_Window
Fl_Pack
Fl_Pixmap
Fl_PNG_Image
Fl_PNM_Image
Fl_Positioner
Fl_Preferences
Fl_Progress
Fl_Repeat_Button
Fl_Return_Button
Fl_RGB_Image
Fl_Roller
Fl_Round_Button
Fl_Scrollbar
Fl_Scroll
Fl_Secret_Input
Fl_Select_Browser
Fl_Shared_Image
Fl_Single_Window
Fl_Slider
Fl_Spinner
Fl_Tabs
Fl_Text_Buffer
Fl_Text_Display
Fl_Text_Editor
Fl_Tiled_Image
Fl_Tile
Fl_Timer
Fl_Toggle_Button
Fl_Tooltip
Fl_Valuator
Fl_Value_Input
Fl_Value_Output
Fl_Value_Slider
Fl_Widget
Fl_Window
Fl_Wizard
Fl_XBM_Image
Fl_XPM_Image

Class Hierarchy

Alphabetical List of Methods

A

activate: Fl_Menu_Item, Fl_Widget
active: Fl_Menu_Item, Fl_Widget
active_r: Fl_Widget
add: Fl_File_Icon, Fl_Browser, Fl_Chart, Fl_Check_Browser, Fl_Group, Fl_Input_Choice, Fl_Menu_
add_color: Fl_File_Icon
add_default_key_bindings: Fl_Text_Editor
add_key_binding: Fl_Text_Editor
add_modify_callback: Fl_Text_Buffer
add_resizable: Fl_Group
add_vertex: Fl_File_Icon
align: Fl_Scroll, Fl_Widget
angle1: Fl_Dial
angle2: Fl_Dial
angles: Fl_Dial
append: Fl_Text_Buffer
appendfile: Fl_Text_Buffer
argument: Fl_Menu_Item, Fl_Widget
array: Fl_Group
autosize: Fl_Chart

B

b: Fl_Color_Chooser
bbox: Fl_Browser_
begin: Fl_Group
border: Fl_Window
bottomline: Fl_Browser
bound_key_function: Fl_Text_Editor
bounds: Fl_Valuator, Fl_Chart
box: Fl_Widget
buffer: Fl_Text_Display

C

call_modify_callbacks: Fl_Text_Buffer
callback: Fl_Menu_Item, Fl_Widget
can_do: Fl_Gl_Window
can_do_overlay: Fl_Gl_Window
changed: Fl_Valuator, Fl_Choice, Fl_Widget
character: Fl_Text_Buffer
character_width: Fl_Text_Buffer
check_all: Fl_Check_Browser
check_none: Fl_Check_Browser
checkbox: Fl_Menu_Item
checked: Fl_Check_Browser
child: Fl_Group
children: Fl_Group
clamp: Fl_Valuator
clear: Fl_File_Icon, Fl_Group, Fl_Browser, Fl_Button, Fl_Chart, Fl_Check_Browser, Fl_Input_Choice, Fl_Menu_, Fl_Menu_Item
clear_border: Fl_Window
clear_changed: Fl_Valuator, Fl_Choice, Fl_Widget
clear_output: Fl_Widget
clear_overlay: Fl_Menu_Window
clear_rectangular: Fl_Text_Buffer
clear_visible: Fl_Widget
clear_visible_focus: Fl_Widget
color: Fl_File_Chooser, Fl_Tooltip, Fl_Widget
color_average: Fl_Image
column_char: Fl_Browser
column_widths: Fl_Browser
contains: Fl_Widget
context: Fl_Gl_Window
context_valid: Fl_Gl_Window
copy: Fl_Text_Buffer, Fl_Image, Fl_Input_, Fl_Menu_
copy_cuts: Fl_Input_
copy_label: Fl_Widget
count: Fl_File_Chooser, Fl_Image
count_displayed_characters: Fl_Text_Buffer
count_lines: Fl_Text_Buffer
current: Fl_Group, Fl_Window
cursor: Fl_Window
cursor_color: Fl_Text_Display, Fl_Value_Input, Fl_Input
cursor_style: Fl_Text_Display
cut: Fl_Input_

D

d: Fl_Image
damage: Fl_Widget
data: Fl_Image, Fl_Browser
deactivate: Fl_Menu_Item, Fl_Widget
default_callback: Fl_Widget
default_key_function: Fl_Text_Editor
deimage: Fl_Widget
delay: Fl_Tooltip
deleteEntry: Fl_Preferences
deleteGroup: Fl_Preferences
deleting: Fl_Browser_
desaturate: Fl_Image
deselect: Fl_Browser_, Fl_Hold_Browser, Fl_Multi_Browser, Fl_Select_Browser
direction: Fl_Timer
directory: Fl_File_Chooser, Fl_Help_View
disable: Fl_Tooltip
display: Fl_Browser_
displayed: Fl_Browser_
do_callback: Fl_Menu_Item, Fl_Widget
down_box: Fl_File_Input, Fl_Button, Fl_Choice, Fl_Menu_
draw: Fl_File_Icon, Fl_Browser_, Fl_Image, Fl_Gl_Window
draw_empty: Fl_Image
draw_overlay: Fl_Gl_Window, Fl_Overlay_Window
drawtext: Fl_Input_

E

enable: Fl_Tooltip
enabled: Fl_Tooltip
end: Fl_Group
enter: Fl_Tooltip
enter_area: Fl_Tooltip
entries: Fl_Preferences
entry: Fl_Preferences
entryExists: Fl_Preferences
exit: Fl_Tooltip
expand_character: Fl_Text_Buffer

F

filename: Fl_Help_View
filetype: Fl_File_Browser
filter: Fl_File_Browser, Fl_File_Chooser
filter_value: Fl_File_Chooser
find: Fl_File_Icon, Fl_Shared_Image, Fl_Group
find_item: Fl_Browser_, Fl_Menu_
findchar_backward: Fl_Text_Buffer
findchar_forward: Fl_Text_Buffer
findchars_backward: Fl_Text_Buffer
findchars_forward: Fl_Text_Buffer
first: Fl_File_Icon
font: Fl_Tooltip
format: Fl_Valuator, Fl_Spinner
format_char: Fl_Browser
free_position: Fl_Window
full_height: Fl_Browser_
full_width: Fl_Browser_
fullscreen: Fl_Window
fullscreen_off: Fl_Window

G

g: Fl_Color_Chooser
get: Fl_Shared_Image, Fl_Preferences
getUserdataPath: Fl_Preferences
global: Fl_Menu_
group: Fl_Preferences
groupExists: Fl_Preferences
groups: Fl_Preferences

H

h: Fl_Image, Fl_Widget
handle: Fl_Browser_, Fl_Widget
handletext: Fl_Input_
has_scrollbar: Fl_Browser_
hide: Fl_File_Chooser, Fl_Help_Dialog, Fl_Browser, Fl_Gl_Window, Fl_Menu_Item, Fl_Widget, Fl_Window
hide_cursor: Fl_Text_Display
highlight: Fl_Text_Buffer
highlight_data: Fl_Text_Display
highlight_position: Fl_Text_Buffer
highlight_rectangular: Fl_Text_Buffer
highlight_selection: Fl_Text_Buffer
highlight_text: Fl_Text_Buffer
hotspot: Fl_Window
hour: Fl_Clock, Fl_Clock_Output
hoverdelay: Fl_Tooltip
hposition: Fl_Browser_
hsv2rgb: Fl_Color_Chooser
hsv: Fl_Color_Chooser
hue: Fl_Color_Chooser

I

iconize: Fl_Window
iconlabel: Fl_Window
iconsize: Fl_File_Browser, Fl_File_Chooser
image: Fl_Tiled_Image, Fl_Widget
images: Fl_Shared_Image
in_selection: Fl_Text_Display
inactive: Fl_Image
incr_height: Fl_Browser_
increment: Fl_Valuator
index: Fl_Input, Fl_Output
init_sizes: Fl_Group
input: Fl_Input_Choice
input_type: Fl_Input_
insert: Fl_Text_Buffer, Fl_Text_Display, Fl_Input_, Fl_Browser, Fl_Chart, Fl_Group
insert_column: Fl_Text_Buffer
insert_mode: Fl_Text_Editor
insert_position: Fl_Text_Display
insertfile: Fl_Text_Buffer
inserting: Fl_Browser_
inside: Fl_Widget
invalidate: Fl_Gl_Window
item_draw: Fl_Browser_
item_first: Fl_Browser_
item_height: Fl_Browser_
item_next: Fl_Browser_
item_pathname: Fl_Menu_
item_prev: Fl_Browser_
item_quick_height: Fl_Browser_
item_select: Fl_Browser_
item_selected: Fl_Browser_
item_width: Fl_Browser_

K

kf_backspace: Fl_Text_Editor
kf_c_s_move: Fl_Text_Editor
kf_copy: Fl_Text_Editor
kf_ctrl_move: Fl_Text_Editor
kf_cut: Fl_Text_Editor
kf_default: Fl_Text_Editor
kf_delete: Fl_Text_Editor
kf_down: Fl_Text_Editor
kf_end: Fl_Text_Editor
kf_enter: Fl_Text_Editor
kf_home: Fl_Text_Editor
kf_ignore: Fl_Text_Editor
kf_insert: Fl_Text_Editor
kf_left: Fl_Text_Editor
kf_move: Fl_Text_Editor
kf_page_down: Fl_Text_Editor
kf_page_up: Fl_Text_Editor
kf_paste: Fl_Text_Editor
kf_right: Fl_Text_Editor
kf_select_all: Fl_Text_Editor
kf_shift_move: Fl_Text_Editor
kf_up: Fl_Text_Editor

L

label: Fl_File_Chooser, Fl_File_Icon, Fl_Image, Fl_Menu_Item, Fl_Widget, Fl_Window
labelcolor: Fl_Menu_Item, Fl_Widget
labelfont: Fl_Menu_Item, Fl_Widget
labelsize: Fl_Menu_Item, Fl_Widget
labeltype: Fl_File_Icon, Fl_Menu_Item, Fl_Widget
ld: Fl_Image
leftedge: Fl_Browser_
length: Fl_Text_Buffer
line_end: Fl_Text_Buffer
line_start: Fl_Text_Buffer
line_text: Fl_Text_Buffer
lineboundary: Fl_Input_
linesize: Fl_Scrollbar
link: Fl_Help_View
load: Fl_File_Browser, Fl_File_Icon, Fl_Help_Dialog, Fl_Help_View, Fl_Browser
load_fti: Fl_File_Icon
load_system_icons: Fl_File_Icon
load_xpm: Fl_File_Icon
loadfile: Fl_Text_Buffer
lstep: Fl_Counter

M

make_current: Fl_Gl_Window, Fl_Window
make_overlay_current: Fl_Gl_Window
mark: Fl_Input_
maximum: Fl_Progress, Fl_Valuator, Fl_Spinner
maximum_size: Fl_Input_
maxsize: Fl_Chart
maybe_do_callback: Fl_Input_
menu: Fl_Input_Choice, Fl_Menu_
menubutton: Fl_Input_Choice
middleline: Fl_Browser
minimum: Fl_Progress, Fl_Valuator, Fl_Spinner
minute: Fl_Clock, Fl_Clock_Output
modal: Fl_Window
mode: Fl_Gl_Window, Fl_Menu_
move: Fl_Browser
move_down: Fl_Text_Display
move_left: Fl_Text_Display
move_right: Fl_Text_Display
move_up: Fl_Text_Display
mvalue: Fl_Menu_

N

name: Fl_Shared_Image
nchecked: Fl_Check_Browser
new_list: Fl_Browser_
next: Fl_Wizard, Fl_Menu_Item
next_word: Fl_Text_Display
nitems: Fl_Check_Browser
non_modal: Fl_Window
null_substitution_character: Fl_Text_Buffer
num_images: Fl_Shared_Image

O

ok_label: Fl_File_Chooser
ortho: Fl_Gl_Window
output: Fl_Widget
outputfile: Fl_Text_Buffer
overlay_rectangular: Fl_Text_Buffer
overstrike: Fl_Text_Display

P

parent: Fl_Widget
pattern: Fl_File_Icon
popup: Fl_Menu_Button, Fl_Menu_Item
position: Fl_Browser_, Fl_Input_, Fl_Browser, Fl_Scroll, Fl_Tile, Fl_Widget
position_style: Fl_Text_Display
precision: Fl_Valuator
prev: Fl_Wizard
preview: Fl_File_Chooser
previous_word: Fl_Text_Display
primary_selection: Fl_Text_Buffer
pulldown: Fl_Menu_Item

R

r: Fl_Color_Chooser
radio: Fl_Menu_Item
range: Fl_Valuator, Fl_Spinner
readonly: Fl_Input_
redisplay_range: Fl_Text_Display
redraw: Fl_Widget
redraw_label: Fl_Widget
redraw_line: Fl_Browser_, Fl_Browser_
redraw_overlay: Fl_Gl_Window, Fl_Overlay_Window
refcount: Fl_Shared_Image
release: Fl_Shared_Image
reload: Fl_Shared_Image
remove: Fl_Text_Buffer, Fl_Browser, Fl_Group, Fl_Menu_
remove_all_key_bindings: Fl_Text_Editor
remove_key_binding: Fl_Text_Editor
remove_modify_callback: Fl_Text_Buffer
remove_rectangular: Fl_Text_Buffer
remove_secondary_selection: Fl_Text_Buffer
remove_selection: Fl_Text_Buffer
replace: Fl_Text_Buffer, Fl_Input_, Fl_Chart, Fl_Menu_
replace_rectangular: Fl_Text_Buffer
replace_secondary_selection: Fl_Text_Buffer
replace_selection: Fl_Text_Buffer
replacing: Fl_Browser_
rescan: Fl_File_Chooser
resizable: Fl_Group
resize: Fl_Browser_, Fl_Widget, Fl_Window
resizeable: Fl_Tile
rewind_lines: Fl_Text_Buffer
rgb2hsv: Fl_Color_Chooser
rgb: Fl_Color_Chooser
round: Fl_Valuator

S

saturation: Fl_Color_Chooser
savefile: Fl_Text_Buffer
scroll: Fl_Text_Display
scrollbar_align: Fl_Text_Display
scrollbar_left: Fl_Browser_
scrollbar_right: Fl_Browser_
scrollbar_size: Fl
scrollbar_width: Fl_Browser_, Fl_Text_Display
scrollvalue: Fl_Slider
search_backward: Fl_Text_Buffer
search_forward: Fl_Text_Buffer
second: Fl_Clock, Fl_Clock_Output
secondary_select: Fl_Text_Buffer
secondary_select_rectangular: Fl_Text_Buffer
secondary_selection: Fl_Text_Buffer
secondary_selection_position: Fl_Text_Buffer
secondary_selection_text: Fl_Text_Buffer
secondary_unselect: Fl_Text_Buffer
select: Fl_Text_Buffer, Fl_Browser_, Fl_Hold_Browser, Fl_Multi_Browser, Fl_Select_Browser
select_only: Fl_Browser_
select_rectangular: Fl_Text_Buffer
selected: Fl_Text_Buffer
selection: Fl_Browser_
selection_color: Fl_Widget
selection_position: Fl_Text_Buffer
selection_text: Fl_Text_Buffer
set: Fl_Button, Fl_Menu_Item, Fl_Preferences
set_changed: Fl_Valuator, Fl_Choice, Fl_Widget, Fl_Check_Browser
set_modal: Fl_Window
set_non_modal: Fl_Window
set_output: Fl_Widget
set_overlay: Fl_Menu_Window
set_visible: Fl_Widget
set_visible_focus: Fl_Widget
setonly: Fl_Button, Fl_Menu_Item
shortcut: Fl_Button, Fl_Menu_, Fl_Menu_Item
show: Fl_File_Chooser, Fl_Help_Dialog, Fl_Browser, Fl_Menu_Item, Fl_Widget, Fl_Window
show_cursor: Fl_Text_Display
show_insert_position: Fl_Text_Display
shown: Fl_Window
size: Fl_File_Icon, Fl_Help_View, Fl_Tooltip, Fl_Browser, Fl_Chart, Fl_Input, Fl_Menu_, Fl_Menu_Item, Fl_Output, Fl_Widget, Fl_Preferences
size_range: Fl_Window
skip_displayed_characters: Fl_Text_Buffer
skip_lines: Fl_Text_Buffer
slider: Fl_Slider
slider_size: Fl_Slider
soft: Fl_Value_Input, Fl_Adjuster, Fl_Value_Output
spacing: Fl_Pack
static_value: Fl_Input
step: Fl_Valuator, Fl_Spinner
submenu: Fl_Menu_Item
substitute_null_characters: Fl_Text_Buffer
suspended: Fl_Timer
swap: Fl_Browser
swap_buffers: Fl_Gl_Window

T

tab_distance: Fl_Text_Buffer
take_focus: Fl_Widget
takesevents: Fl_Widget
test_shortcut: Fl_Menu_, Fl_Menu_Item
text: Fl_Text_Buffer, Fl_Browser, Fl_Check_Browser, Fl_Menu_
text_in_rectangle: Fl_Text_Buffer
text_range: Fl_Text_Buffer
textcolor: Fl_File_Chooser, Fl_Help_View, Fl_Text_Display, Fl_Tooltip, Fl_Browser_, Fl_Value_Input, Fl_Input, Fl_Menu_, Fl_Output, Fl_Value_Output, Fl_Value_Slider, Fl_Spinner
textfont: Fl_File_Chooser, Fl_Help_View, Fl_Text_Display, Fl_Browser_, Fl_Value_Input, Fl_Input, Fl_Menu_, Fl_Output, Fl_Value_Output, Fl_Value_Slider, Fl_Spinner
textsize: Fl_File_Chooser, Fl_Help_View, Fl_Text_Display, Fl_Browser_, Fl_Value_Input, Fl_Input, Fl_Menu_, Fl_Output, Fl_Value_Output, Fl_Value_Slider, Fl_Spinner
title: Fl_Help_View
tooltip: Fl_Widget
top: Fl_Browser_
topline: Fl_Help_Dialog, Fl_Help_View, Fl_Browser
type: Fl_File_Chooser, Fl_File_Icon, Fl_Button, Fl_Chart, Fl_Counter, Fl_Dial, Fl_Menu_Button, Fl_Scroll, Fl_Slider, Fl_Widget, Fl_Spinner

U

uncache: Fl_Image
undo: Fl_Input_
unhighlight: Fl_Text_Buffer
unselect: Fl_Text_Buffer
unsubstitute_null_characters: Fl_Text_Buffer
up_down_position: Fl_Input_
user_data: Fl_Menu_Item, Fl_Widget

V

valid: Fl_Gl_Window
value: Fl_File_Chooser, Fl_File_Icon, Fl_Help_Dialog, Fl_Help_View, Fl_Wizard, Fl_Progress, Fl_Tabs, Fl_Valuator, Fl_Button, Fl_Check_Browser, Fl_Choice, Fl_Clock, Fl_Clock_Output, Fl_Color_Chooser, Fl_Hold_Browser, Fl_Input, Fl_Input_Choice, Fl_Menu_, Fl_Menu_Item, Fl_Multi_Browser, Fl_Output, Fl_Positioner, Fl_Scrollbar, Fl_Select_Browser, Fl_Timer, Fl_Spinner
visible: Fl_File_Chooser, Fl_Help_Dialog, Fl_Browser, Fl_Menu_Item, Fl_Widget
visible_focus: Fl_Widget
visible_r: Fl_Widget

W

w: Fl_Image, Fl_Widget
when: Fl_Button, Fl_Input, Fl_Widget
window: Fl_Widget
word_end: Fl_Text_Buffer, Fl_Text_Display
word_start: Fl_Text_Buffer, Fl_Text_Display
wrap: Fl_Input_
wrap_mode: Fl_Text_Display

X

x: Fl_Widget
xbounds: Fl_Positioner
xclass: Fl_Window
xposition: Fl_Scroll
xstep: Fl_Positioner
xvalue: Fl_Positioner

y

y: Fl_Widget
ybounds: Fl_Positioner
yposition: Fl_Scroll
ystep: Fl_Positioner
yvalue: Fl_Positioner