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Updated Area's KeyEvent documentation to talk about some window managers on Unix intercepting some events; also updated the keyboard test program to make a note of behaviors related to that.

This commit is contained in:
Pietro Gagliardi 2014-04-07 12:56:10 -04:00
parent 14bb9e3621
commit 00acf74177
2 changed files with 6 additions and 1 deletions
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5
area.go
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@ -124,6 +124,11 @@ func (e MouseEvent) HeldBits() (h uintptr) {
// unconditionally, which may result in unwanted behavior like // unconditionally, which may result in unwanted behavior like
// global task-switching keystrokes not being processed.) // global task-switching keystrokes not being processed.)
// //
// Note that even given the above, some systems might intercept
// some keystrokes (like Alt-F4 on various Unix systems) before
// Area will ever see them (and the Area might get an incorrect
// KeyEvent in this case, but this is not guaranteed); be wary.
//
// If a key is pressed that is not supported by Key, ExtKey, // If a key is pressed that is not supported by Key, ExtKey,
// or Modifiers, no KeyEvent will be produced, and package // or Modifiers, no KeyEvent will be produced, and package
// ui will act as if false was returned for handled. // ui will act as if false was returned for handled.

2
test/kbtest.go
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@ -80,7 +80,7 @@ func kbTest() {
w := NewWindow("Hi", wid, ht) w := NewWindow("Hi", wid, ht)
err := w.Open(a) err := w.Open(a)
if err != nil { panic(err) } if err != nil { panic(err) }
<-w.Closing select {} // some X11-based systems intercept Alt-F4 and various other keys; this is to find out if we get the key event anyway after ignoring the other requests (it has the effect of requiring us to abort the keyboard test though)
} }
var ( var (