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-rw-r--r--doc/checkbutton.n63
1 files changed, 31 insertions, 32 deletions
diff --git a/doc/checkbutton.n b/doc/checkbutton.n
index 1e05c96..4d06c68 100644
--- a/doc/checkbutton.n
+++ b/doc/checkbutton.n
@@ -38,7 +38,7 @@ If this option is not specified, the button's desired height is computed
from the size of the image or bitmap or text being displayed in it.
.OP \-indicatoron indicatorOn IndicatorOn
Specifies whether or not the indicator should be drawn. Must be a
-proper boolean value. If false, the \fBrelief\fR option is
+proper boolean value. If false, the \fB\-relief\fR option is
ignored and the widget's relief is always sunken if the widget is
selected and raised otherwise.
.OP \-offrelief offRelief OffRelief
@@ -79,34 +79,30 @@ whenever the widget is selected.
If specified as an empty string then no special color is used for
displaying when the widget is selected.
.OP \-selectimage selectImage SelectImage
-Specifies an image to display (in place of the \fBimage\fR option)
+Specifies an image to display (in place of the \fB\-image\fR option)
when the checkbutton is selected.
-This option is ignored unless the \fBimage\fR option has been
+This option is ignored unless the \fB\-image\fR option has been
specified.
.OP \-state state State
Specifies one of three states for the checkbutton: \fBnormal\fR, \fBactive\fR,
or \fBdisabled\fR. In normal state the checkbutton is displayed using the
-\fBforeground\fR and \fBbackground\fR options. The active state is
+\fB\-foreground\fR and \fB\-background\fR options. The active state is
typically used when the pointer is over the checkbutton. In active state
-the checkbutton is displayed using the \fBactiveForeground\fR and
-\fBactiveBackground\fR options. Disabled state means that the checkbutton
+the checkbutton is displayed using the \fB\-activeforeground\fR and
+\fB\-activebackground\fR options. Disabled state means that the checkbutton
should be insensitive: the default bindings will refuse to activate
the widget and will ignore mouse button presses.
-In this state the \fBdisabledForeground\fR and
-\fBbackground\fR options determine how the checkbutton is displayed.
+In this state the \fB\-disabledforeground\fR and
+\fB\-background\fR options determine how the checkbutton is displayed.
.OP \-tristateimage tristateImage TristateImage
-.VS 8.5
-Specifies an image to display (in place of the \fBimage\fR option)
+Specifies an image to display (in place of the \fB\-image\fR option)
when the checkbutton is in tri-state mode.
-This option is ignored unless the \fBimage\fR option has been
+This option is ignored unless the \fB\-image\fR option has been
specified.
-.VE 8.5
.OP \-tristatevalue tristateValue Value
-.VS 8.5
-Specifies the value that causes the checkbutton to display the multi-value
+Specifies the value that causes the checkbutton to display the multi-value
selection, also known as the tri-state mode. Defaults to
.QW "" .
-.VE 8.5
.OP \-variable variable Variable
Specifies the name of a global variable to set to indicate whether
or not this button is selected. Defaults to the name of the
@@ -138,13 +134,13 @@ that displays a textual string, bitmap or image
and a square called an \fIindicator\fR.
If text is displayed, it must all be in a single font, but it
can occupy multiple lines on the screen (if it contains newlines
-or if wrapping occurs because of the \fBwrapLength\fR option) and
+or if wrapping occurs because of the \fB\-wraplength\fR option) and
one of the characters may optionally be underlined using the
-\fBunderline\fR option.
+\fB\-underline\fR option.
A checkbutton has
all of the behavior of a simple button, including the
following: it can display itself in either of three different
-ways, according to the \fBstate\fR option;
+ways, according to the \fB\-state\fR option;
it can be made to appear
raised, sunken, or flat; it can be made to flash; and it invokes
a Tcl command whenever mouse button 1 is clicked over the
@@ -155,17 +151,16 @@ If a checkbutton is selected then the indicator is normally
drawn with a selected appearance, and
a Tcl variable associated with the checkbutton is set to a particular
value (normally 1).
-.VS 8.5
The indicator is drawn with a check mark inside.
If the checkbutton is not selected, then the indicator is drawn with a
deselected appearance, and the associated variable is
set to a different value (typically 0).
-The indicator is drawn without a check mark inside. In the special case
-where the variable (if specified) has a value that matches the tristatevalue,
-the indicator is drawn with a tri-state appearance and is in the tri-state
-mode indicating mixed or multiple values. (This is used when the check
+The indicator is drawn without a check mark inside. In the special case
+where the variable (if specified) has a value that matches the tristatevalue,
+the indicator is drawn with a tri-state appearance and is in the tri-state
+mode indicating mixed or multiple values. (This is used when the check
box represents the state of multiple items.)
-The indicator is drawn in a platform dependent manner. Under Unix and
+The indicator is drawn in a platform dependent manner. Under Unix and
Windows, the background interior of the box is
.QW grayed .
Under Mac, the indicator is drawn with a dash mark inside.
@@ -190,7 +185,6 @@ changes to and from the button's
and
.QW tristate
values.
-.VE 8.5
.SH "WIDGET COMMAND"
.PP
The \fBcheckbutton\fR command creates a new Tcl command whose
@@ -270,7 +264,8 @@ invoked, if there is one).
.IP [3]
When a checkbutton has the input focus, the space key causes the checkbutton
to be invoked. Under Windows, there are additional key bindings; plus
-(+) and equal (=) select the button, and minus (\-) deselects the button.
+(\fB+\fR) and equal (\fB=\fR) select the button, and minus (\fB\-\fR)
+deselects the button.
.PP
If the checkbutton's state is \fBdisabled\fR then none of the above
actions occur: the checkbutton is completely non-responsive.
@@ -278,17 +273,21 @@ actions occur: the checkbutton is completely non-responsive.
The behavior of checkbuttons can be changed by defining new bindings for
individual widgets or by redefining the class bindings.
.SH EXAMPLE
+.PP
This example shows a group of uncoupled checkbuttons.
.PP
.CS
- labelframe .lbl \-text "Steps:"
- \fBcheckbutton\fR .c1 \-text Lights \-variable lights
- \fBcheckbutton\fR .c2 \-text Cameras \-variable cameras
- \fBcheckbutton\fR .c3 \-text Action! \-variable action
- pack .c1 .c2 .c3 \-in .lbl
- pack .lbl
+labelframe .lbl \-text "Steps:"
+\fBcheckbutton\fR .c1 \-text Lights \-variable lights
+\fBcheckbutton\fR .c2 \-text Cameras \-variable cameras
+\fBcheckbutton\fR .c3 \-text Action! \-variable action
+pack .c1 .c2 .c3 \-in .lbl
+pack .lbl
.CE
.SH "SEE ALSO"
button(n), options(n), radiobutton(n), ttk::checkbutton(n)
.SH KEYWORDS
checkbutton, widget
+'\" Local Variables:
+'\" mode: nroff
+'\" End: