commons_go/chromedp
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Fixing NavigateBack and NavigateForward implementation.

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Removing entries loop to find current navigation entry, as GetNavigationHistory already returning
index of current navigation history entry.
This commit is contained in:
Randy Cahyana 2017-02-21 09:10:41 +07:00 committed by Kenneth Shaw
parent 1988de618d
commit 786e242a24
1 changed files with 6 additions and 20 deletions
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26
nav.go
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@ -47,18 +47,11 @@ func NavigateBack(ctxt context.Context, h cdp.Handler) error {
return err
}
var i int
for ; i < len(entries); i++ {
if entries[i].ID == cur {
break
}
if cur <= 0 || cur > int64(len(entries)-1) {
return errors.New("invalid navigation entry")
}
if i == 0 {
return errors.New("already on oldest navigation entry")
}
return page.NavigateToHistoryEntry(entries[i-1].ID).Do(ctxt, h)
return page.NavigateToHistoryEntry(entries[cur-1].ID).Do(ctxt, h)
}
// NavigateForward navigates the current frame forwards in its history.
@ -68,18 +61,11 @@ func NavigateForward(ctxt context.Context, h cdp.Handler) error {
return err
}
i := len(entries) - 1
for ; i > 0; i-- {
if entries[i].ID == cur {
break
}
if cur < 0 || cur >= int64(len(entries)-1) {
return errors.New("invalid navigation entry")
}
if i == len(entries)-1 {
return errors.New("already on newest navigation entry")
}
return page.NavigateToHistoryEntry(entries[i+1].ID).Do(ctxt, h)
return page.NavigateToHistoryEntry(entries[cur+1].ID).Do(ctxt, h)
}
// Stop stops all navigation and pending resource retrieval.