40 lines
687 B
Go
40 lines
687 B
Go
package cui
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import (
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"github.com/jroimartin/gocui"
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)
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func scroll(v *gocui.View, direction int) error {
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if v != nil {
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ox, oy := v.Origin()
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if oy+direction >= len(v.BufferLines())-1 {
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// hit bottom
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return nil
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}
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if oy+direction < 0 {
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// hit top
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return nil
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}
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if err := v.SetOrigin(ox, oy+direction); err != nil {
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return err
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}
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}
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return nil
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}
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func cursorDown(g *gocui.Gui, v *gocui.View) error {
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err := scroll(v, 1)
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if g.CurrentView().Title == "Items" {
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displayDescription(g, v)
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}
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return err
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}
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func cursorUp(g *gocui.Gui, v *gocui.View) error {
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err := scroll(v, -1)
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if g.CurrentView().Title == "Items" {
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displayDescription(g, v)
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}
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return err
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}
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