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author | William Joye <wjoye@cfa.harvard.edu> | 2017-09-22 18:57:36 (GMT) |
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committer | William Joye <wjoye@cfa.harvard.edu> | 2017-09-22 18:57:36 (GMT) |
commit | 04d4f0f83ae01daebf6001f40d1261464d185809 (patch) | |
tree | d1e4a8b1c22c47d70a369143d3406c524b5c1834 /tk8.6/doc/ttk_image.n | |
parent | 2aff4a96fa0286d875bddec0019648e2c6431cbc (diff) | |
parent | 1005c7e630baa54e58ac331f48bf876011deb6b3 (diff) | |
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Merge commit '1005c7e630baa54e58ac331f48bf876011deb6b3' as 'tk8.6'
Diffstat (limited to 'tk8.6/doc/ttk_image.n')
-rw-r--r-- | tk8.6/doc/ttk_image.n | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/tk8.6/doc/ttk_image.n b/tk8.6/doc/ttk_image.n new file mode 100644 index 0000000..bc1dd3f --- /dev/null +++ b/tk8.6/doc/ttk_image.n @@ -0,0 +1,98 @@ +'\" +'\" Copyright (c) 2004 Joe English +'\" +'\" See the file "license.terms" for information on usage and redistribution +'\" of this file, and for a DISCLAIMER OF ALL WARRANTIES. +'\" +.TH ttk_image n 8.5 Tk "Tk Themed Widget" +.so man.macros +.BS +.SH NAME +ttk_image \- Define an element based on an image +.SH SYNOPSIS +\fBttk::style element create \fIname\fR \fBimage\fR \fIimageSpec\fR ?\fIoptions\fR? +.BE +.SH DESCRIPTION +.PP +The \fIimage\fR element factory creates a new element +in the current theme whose visual appearance is determined +by Tk images. +\fIimageSpec\fP is a list of one or more elements. +The first element is the default image name. +The rest of the list is a sequence of \fIstatespec / value\fR +pairs specifying other images to use when the element is +in a particular state or combination of states. +.SH OPTIONS +.PP +Valid \fIoptions\fR are: +.TP +\fB\-border\fR \fIpadding\fR +\fIpadding\fR is a list of up to four integers, specifying +the left, top, right, and bottom borders, respectively. +If fewer than four elements are specified, +\fIbottom\fR defaults to \fItop\fR, +\fIright\fR defaults to \fIleft\fR, and +\fItop\fR defaults to \fIleft\fR. +In other words, a list of three numbers specify the left, vertical, and right border; +a list of two numbers specify the horizontal and the vertical border; +a single number specifies the same border all the way around the element. +See \fBIMAGE STRETCHING\fR, below. +.TP +\fB\-height \fIheight\fR +Specifies a minimum height for the element. +If less than zero, the base image's height is used as a default. +.TP +\fB\-padding\fR \fIpadding\fR +Specifies the element's interior padding. +The padding is a list of up to four length specifications +\fIleft top right bottom\fR. +If fewer than four elements are specified, +\fIbottom\fR defaults to \fItop\fR, +\fIright\fR defaults to \fIleft\fR, and +\fItop\fR defaults to \fIleft\fR. +In other words, a list of three numbers specify the left, vertical, and right padding; +a list of two numbers specify the horizontal and the vertical padding; +a single number specifies the same padding all the way around the widget. +Defaults to \fB\-border\fR if not specified. +.TP +\fB\-sticky\fR \fIspec\fR +Specifies how the image is placed within the final parcel. +\fIspec\fR contains zero or more characters +.QW n , +.QW s , +.QW w , +or +.QW e . +.TP +\fB\-width \fIwidth\fR +Specifies a minimum width for the element. +If less than zero, the base image's width is used as a default. +.SH "IMAGE STRETCHING" +.PP +If the element's allocated parcel is larger than the image, +the image will be placed in the parcel based on the \fB\-sticky\fR option. +If the image needs to stretch horizontally (i.e., \fB\-sticky ew\fR) +or vertically (\fB\-sticky ns\fR), +subregions of the image are replicated to fill the parcel +based on the \fB\-border\fR option. +The \fB\-border\fR divides the image into 9 regions: +four fixed corners, top and left edges (which may be tiled horizontally), +left and right edges (which may be tiled vertically), +and the central area (which may be tiled in both directions). +.SH "EXAMPLE" +.PP +.CS +set img1 [image create photo \-file button.png] +set img2 [image create photo \-file button-pressed.png] +set img3 [image create photo \-file button-active.png] +style element create Button.button image \e + [list $img1 pressed $img2 active $img3] \e + \-border {2 4} \-sticky we +.CE +.SH "SEE ALSO" +ttk::intro(n), ttk::style(n), ttk_vsapi(n), image(n), photo(n) +.SH KEYWORDS +style, theme, appearance, pixmap theme, image +'\" Local Variables: +'\" mode: nroff +'\" End: |