diff options
Diffstat (limited to 'nexgb/xgb.go')
| -rw-r--r-- | nexgb/xgb.go | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/nexgb/xgb.go b/nexgb/xgb.go index 7e209a7..ce2cc54 100644 --- a/nexgb/xgb.go +++ b/nexgb/xgb.go @@ -87,9 +87,15 @@ func newCookie(id uint16) *Cookie { } } -// Event is an interface that can contain any of the events returned by the server. -// Use a type assertion switch to extract the Event structs. -type Event interface{} +// Event is an interface that can contain any of the events returned by the +// server. Use a type assertion switch to extract the Event structs. +type Event interface { + ImplementsEvent() +} + +// newEventFuncs is a map from event numbers to functions that create +// the corresponding event. +var newEventFuncs map[int]func(buf []byte) Event // Error contains protocol errors returned to us by the X server. type Error struct { @@ -100,6 +106,16 @@ type Error struct { Id Id } +// Error2 is an interface that can contain any of the errors returned by +// the server. Use a type assertion switch to extract the Error structs. +type Error2 interface { + ImplementsError() +} + +// newErrorFuncs is a map from error numbers to functions that create +// the corresponding error. +var newErrorFuncs map[int]func(buf []byte) Error2 + func (e *Error) Error() string { return fmt.Sprintf("Bad%s (major=%d minor=%d cookie=%d id=0x%x)", errorNames[e.Detail], e.Major, e.Minor, e.Cookie, e.Id) |