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authorSiep Kroonenberg <siepo@cybercomm.nl>2011-02-17 15:53:26 +0000
committerSiep Kroonenberg <siepo@cybercomm.nl>2011-02-17 15:53:26 +0000
commit2acf4c9396e980e00adbdc02f5a70eefc7122b55 (patch)
treef0dd76ad4357b54e9b97cf618554cefadea99d48 /Master/tlpkg/tlperl/lib/auto/Tk/Scrollbar/StartDrag.al
parent2de20e5e6fe9f53f36acef44253e9e0b19a4bdb8 (diff)
New tlperl part VI
git-svn-id: svn://tug.org/texlive/trunk@21428 c570f23f-e606-0410-a88d-b1316a301751
Diffstat (limited to 'Master/tlpkg/tlperl/lib/auto/Tk/Scrollbar/StartDrag.al')
-rw-r--r--Master/tlpkg/tlperl/lib/auto/Tk/Scrollbar/StartDrag.al38
1 files changed, 38 insertions, 0 deletions
diff --git a/Master/tlpkg/tlperl/lib/auto/Tk/Scrollbar/StartDrag.al b/Master/tlpkg/tlperl/lib/auto/Tk/Scrollbar/StartDrag.al
new file mode 100644
index 00000000000..32edbfdef24
--- /dev/null
+++ b/Master/tlpkg/tlperl/lib/auto/Tk/Scrollbar/StartDrag.al
@@ -0,0 +1,38 @@
+# NOTE: Derived from ..\blib\lib\Tk\Scrollbar.pm.
+# Changes made here will be lost when autosplit is run again.
+# See AutoSplit.pm.
+package Tk::Scrollbar;
+
+#line 232 "..\blib\lib\Tk\Scrollbar.pm (autosplit into ..\blib\lib\auto\Tk\Scrollbar\StartDrag.al)"
+# tkScrollStartDrag --
+# This procedure is called to initiate a drag of the slider. It just
+# remembers the starting position of the slider.
+#
+# Arguments:
+# w - The scrollbar widget.
+# x, y - The mouse position at the start of the drag operation.
+
+sub StartDrag
+{
+ my($w,$x,$y) = @_;
+ return unless (defined ($w->cget('-command')));
+ $pressX = $x;
+ $pressY = $y;
+ @initValues = $w->get;
+ my $iv0 = $initValues[0];
+ if (@initValues == 2)
+ {
+ $initPos = $iv0;
+ }
+ elsif ($iv0 == 0)
+ {
+ $initPos = 0;
+ }
+ else
+ {
+ $initPos = $initValues[2]/$initValues[0];
+ }
+}
+
+# end of Tk::Scrollbar::StartDrag
+1;