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Some examples tcl/tk codes Man of Bwidget Man of blt mkwidget screenshots TkOgl Video Demo real.

The source of theses pages is the excellent Tcl/Tk Quick Reference Guide.
I apologize , because there're some tex commands in the text, if you see some error please send me an email

Binding and Virtual Events

bind

tag

bind

tag

bind

tag

sequence

tag

bind

tag

sequence

script

tag

script

bindtags

window

tagList

bindtags

window

tagList

event add

virtual

sequence

event

virtual

sequence

event delete

virtual

sequence

virtual

event generate

window

event

when

option

value

event

window

Event Field

when

now process immediately (default)
tail place at end of event queue
head place at beginning of event queue
mark same as head but behind previous generated events

event info

virtual

vskip6pt The sequence argument is a list of one or more event patterns. An event pattern may be a single ASCII character, a string of the form ltmodifier-modifier-type-detailgt, or ltltnamegtgt (virtual event). vskip6pt Modifiers:

Any	Triple	Button5, B5	Mod3, M3
Control	Button1, B1	Meta, M	Mod4, M4
Shift	Button2, B2	Mod1, M1	Mod5, M5
Lock	Button3, B3	Mod2, M2	Alt
Double	Button4, B4

Types:

Activate	Enter	Motion
ButtonPress, Button	Expose	Leave
ButtonRelease	FocusIn	Map
Circulate	FocusOut	Property
Colormap	Gravity	Reparent
Configure	KeyPress, Key	Unmap
Deactivate	KeyRelease	Visibility
Destroy

Details:
Tags:

for buttons, a number 1-5

for keys, a keysym (/usr/include/X11/keysymdef)

internal window (applies to just that window)

toplevel window (applies to all its internal windows)

window class name (applies to all widgets in class)

all (applies to all windows)

Event Fields:

*Generate Option*	*Code*	*Valid Events*
-above *window*	\%a	Configure
-borderwidth *size*	\%B	Configure
-button *number*	\%b	ButtonPress, ButtonRelease
-count *number*	\%c	Expose
-detail *detail*	\%d	Enter, Leave, Focus
-focus *boolean*	\%f	Enter, Leave
-height *size*	\%h	Configure
-keycode *number*	\%k	KeyPress, KeyRelease
-keysym *name*	\%K	KeyPress, KeyRelease
-mode *notify*	\%m	Enter, Leave, Focus
-override *boolean*	\%o	Map, Reparent, Configure
-place *where*	\%p	Circulate
-root *window*	\%R	+
-rootx *coord*	\%X	+
-rooty *coord*	\%Y	+
-sendevent *boolean*	\%E	*all events*
-serial *number*	\%#	*all events*
-state *state*	\%s	*all events*
-subwindow *window*	\%S	+
-time *integer*	\%t	+, Property
-x *coord*	\%x	+, \%
-y *coord*	\%y	+, \%

+	KeyPress, KeyRelease, ButtonPress, ButtonRelease, Enter, Leave, Motion
\%	Expose, Configure, Gravity, Reparent

The source of theses pages is the excellent Tcl/Tk Quick Reference Guide.