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Add header and footer to pager example

This commit is contained in:
Christian Rocha 2020-06-17 15:00:13 -04:00
parent 8539cfcf8c
commit 4d68ed07ef
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GPG Key ID: D6CC7A16E5878018
3 changed files with 23 additions and 10 deletions
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2
examples/go.mod
View File

@ -8,5 +8,5 @@ require (
github.com/charmbracelet/bubbles v0.0.0-20200526000837-87c7cd778f80 github.com/charmbracelet/bubbles v0.0.0-20200526000837-87c7cd778f80
github.com/charmbracelet/bubbletea v0.6.4-0.20200525234836-3b8b011b5a26 github.com/charmbracelet/bubbletea v0.6.4-0.20200525234836-3b8b011b5a26
github.com/fogleman/ease v0.0.0-20170301025033-8da417bf1776 github.com/fogleman/ease v0.0.0-20170301025033-8da417bf1776
github.com/muesli/termenv v0.5.3-0.20200526053627-d728968dcf83 github.com/muesli/termenv v0.5.3-0.20200617154346-da5de72b61c0
) )

12
examples/go.sum
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@ -10,8 +10,10 @@ github.com/mattn/go-isatty v0.0.12 h1:wuysRhFDzyxgEmMf5xjvJ2M9dZoWAXNNr5LSBS7uHX
github.com/mattn/go-isatty v0.0.12/go.mod h1:cbi8OIDigv2wuxKPP5vlRcQ1OAZbq2CE4Kysco4FUpU= github.com/mattn/go-isatty v0.0.12/go.mod h1:cbi8OIDigv2wuxKPP5vlRcQ1OAZbq2CE4Kysco4FUpU=
github.com/muesli/termenv v0.5.2 h1:N1Y1dHRtx6OizOgaIQXd8SkJl4T/cCOV+YyWXiuLUEA= github.com/muesli/termenv v0.5.2 h1:N1Y1dHRtx6OizOgaIQXd8SkJl4T/cCOV+YyWXiuLUEA=
github.com/muesli/termenv v0.5.2/go.mod h1:O1/I6sw+6KcrgAmcs6uiUVr7Lui+DNVbHTzt9Lm/PlI= github.com/muesli/termenv v0.5.2/go.mod h1:O1/I6sw+6KcrgAmcs6uiUVr7Lui+DNVbHTzt9Lm/PlI=
github.com/muesli/termenv v0.5.3-0.20200526053627-d728968dcf83 h1:AfshZBlqAwhCZ27NJ1aPlMcPBihF1squ1GpaollhLQk= github.com/muesli/termenv v0.5.3-0.20200617122104-66d435cfe924 h1:oQHK4eixHzrl+DmUKH0x7SJgbkQBiggektj3ChSuE9I=
github.com/muesli/termenv v0.5.3-0.20200526053627-d728968dcf83/go.mod h1:O1/I6sw+6KcrgAmcs6uiUVr7Lui+DNVbHTzt9Lm/PlI= github.com/muesli/termenv v0.5.3-0.20200617122104-66d435cfe924/go.mod h1:O1/I6sw+6KcrgAmcs6uiUVr7Lui+DNVbHTzt9Lm/PlI=
github.com/muesli/termenv v0.5.3-0.20200617154346-da5de72b61c0 h1:IASsj5pQ478TEN9TLiuhP+ugUQEotZ1QdzQvcJUQ1dM=
github.com/muesli/termenv v0.5.3-0.20200617154346-da5de72b61c0/go.mod h1:O1/I6sw+6KcrgAmcs6uiUVr7Lui+DNVbHTzt9Lm/PlI=
github.com/pkg/term v0.0.0-20200520122047-c3ffed290a03 h1:pd4YKIqCB0U7O2I4gWHgEUA2mCEOENmco0l/bM957bU= github.com/pkg/term v0.0.0-20200520122047-c3ffed290a03 h1:pd4YKIqCB0U7O2I4gWHgEUA2mCEOENmco0l/bM957bU=
github.com/pkg/term v0.0.0-20200520122047-c3ffed290a03/go.mod h1:Z9+Ul5bCbBKnbCvdOWbLqTHhJiYV414CURZJba6L8qA= github.com/pkg/term v0.0.0-20200520122047-c3ffed290a03/go.mod h1:Z9+Ul5bCbBKnbCvdOWbLqTHhJiYV414CURZJba6L8qA=
golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w= golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
@ -22,8 +24,6 @@ golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5h
golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20200116001909-b77594299b42 h1:vEOn+mP2zCOVzKckCZy6YsCtDblrpj/w7B9nxGNELpg= golang.org/x/sys v0.0.0-20200116001909-b77594299b42 h1:vEOn+mP2zCOVzKckCZy6YsCtDblrpj/w7B9nxGNELpg=
golang.org/x/sys v0.0.0-20200116001909-b77594299b42/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20200116001909-b77594299b42/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20200519105757-fe76b779f299 h1:DYfZAGf2WMFjMxbgTjaC+2HC7NkNAQs+6Q8b9WEB/F4= golang.org/x/sys v0.0.0-20200615200032-f1bc736245b1 h1:ogLJMz+qpzav7lGMh10LMvAkM/fAoGlaiiHYiFYdm80=
golang.org/x/sys v0.0.0-20200519105757-fe76b779f299/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs= golang.org/x/sys v0.0.0-20200615200032-f1bc736245b1/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/sys v0.0.0-20200523222454-059865788121 h1:rITEj+UZHYC927n8GT97eC3zrpzXdb/voyeOuVKS46o=
golang.org/x/sys v0.0.0-20200523222454-059865788121/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ= golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=

19
examples/pager/main.go
View File

@ -9,6 +9,11 @@ import (
tea "github.com/charmbracelet/bubbletea" tea "github.com/charmbracelet/bubbletea"
) )
const (
viewportTopMargin = 2
viewportBottomMargin = 2
)
func main() { func main() {
// Load some text to render // Load some text to render
@ -88,14 +93,17 @@ func update(msg tea.Msg, mdl tea.Model) (tea.Model, tea.Cmd) {
m.err = msg.Error() m.err = msg.Error()
break break
} }
viewportVerticalMargins := viewportTopMargin + viewportBottomMargin
w, h := msg.Size() w, h := msg.Size()
if !m.ready { if !m.ready {
m.viewport = viewport.NewModel(w, h) m.viewport = viewport.NewModel(w, h-viewportVerticalMargins)
m.viewport.SetContent(m.content) m.viewport.SetContent(m.content)
m.ready = true m.ready = true
} else { } else {
m.viewport.Width = w m.viewport.Width = w
m.viewport.Height = h m.viewport.Height = h - viewportVerticalMargins
} }
case resizeMsg: case resizeMsg:
@ -110,7 +118,12 @@ func view(mdl tea.Model) string {
if m.err != nil { if m.err != nil {
return "\nError:" + m.err.Error() return "\nError:" + m.err.Error()
} else if m.ready { } else if m.ready {
return "\n" + viewport.View(m.viewport)
return fmt.Sprintf(
"── Mr. Pager ──\n\n%s\n\n── %3.f%% ──",
viewport.View(m.viewport),
m.viewport.ScrollPercent()*100,
)
} }
return "\nInitalizing..." return "\nInitalizing..."
} }