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package controllers
import (
"github.com/jesseduffield/gocui"
"github.com/jesseduffield/lazygit/pkg/gui/types"
)
type ViewSelectionControllerFactory struct {
c *ControllerCommon
}
func NewViewSelectionControllerFactory(c *ControllerCommon) *ViewSelectionControllerFactory {
return &ViewSelectionControllerFactory{
c: c,
}
}
func (self *ViewSelectionControllerFactory) Create(context types.Context) types.IController {
return &ViewSelectionController{
baseController: baseController{},
c: self.c,
context: context,
}
}
type ViewSelectionController struct {
baseController
c *ControllerCommon
context types.Context
}
func (self *ViewSelectionController) Context() types.Context {
return self.context
}
func (self *ViewSelectionController) GetKeybindings(opts types.KeybindingsOpts) []*types.Binding {
return []*types.Binding{
{Tag: "navigation", Key: opts.GetKey(opts.Config.Universal.PrevItem), Handler: self.handlePrevLine},
{Tag: "navigation", Key: opts.GetKey(opts.Config.Universal.PrevItemAlt), Handler: self.handlePrevLine},
{Tag: "navigation", Key: opts.GetKey(opts.Config.Universal.NextItem), Handler: self.handleNextLine},
{Tag: "navigation", Key: opts.GetKey(opts.Config.Universal.NextItemAlt), Handler: self.handleNextLine},
{Tag: "navigation", Key: opts.GetKey(opts.Config.Universal.PrevPage), Handler: self.handlePrevPage, Description: self.c.Tr.PrevPage},
{Tag: "navigation", Key: opts.GetKey(opts.Config.Universal.NextPage), Handler: self.handleNextPage, Description: self.c.Tr.NextPage},
{Tag: "navigation", Key: opts.GetKey(opts.Config.Universal.GotoTop), Handler: self.handleGotoTop, Description: self.c.Tr.GotoTop, Alternative: "<home>"},
{Tag: "navigation", Key: opts.GetKey(opts.Config.Universal.GotoBottom), Handler: self.handleGotoBottom, Description: self.c.Tr.GotoBottom, Alternative: "<end>"},
{Tag: "navigation", Key: opts.GetKey(opts.Config.Universal.GotoTopAlt), Handler: self.handleGotoTop},
{Tag: "navigation", Key: opts.GetKey(opts.Config.Universal.GotoBottomAlt), Handler: self.handleGotoBottom},
}
}
func (self *ViewSelectionController) GetMouseKeybindings(opts types.KeybindingsOpts) []*gocui.ViewMouseBinding {
return []*gocui.ViewMouseBinding{}
}
func (self *ViewSelectionController) handleLineChange(delta int) {
if delta > 0 {
if manager := self.c.GetViewBufferManagerForView(self.context.GetView()); manager != nil {
manager.ReadLines(delta)
}
}
v := self.Context().GetView()
if delta < 0 {
v.ScrollUp(-delta)
} else {
v.ScrollDown(delta)
}
}
func (self *ViewSelectionController) handlePrevLine() error {
self.handleLineChange(-1)
return nil
}
func (self *ViewSelectionController) handleNextLine() error {
self.handleLineChange(1)
return nil
}
func (self *ViewSelectionController) handlePrevPage() error {
self.handleLineChange(-self.context.GetViewTrait().PageDelta())
return nil
}
func (self *ViewSelectionController) handleNextPage() error {
self.handleLineChange(self.context.GetViewTrait().PageDelta())
return nil
}
func (self *ViewSelectionController) handleGotoTop() error {
v := self.Context().GetView()
self.handleLineChange(-v.ViewLinesHeight())
return nil
}
func (self *ViewSelectionController) handleGotoBottom() error {
if manager := self.c.GetViewBufferManagerForView(self.context.GetView()); manager != nil {
manager.ReadToEnd(func() {
self.c.OnUIThread(func() error {
v := self.Context().GetView()
self.handleLineChange(v.ViewLinesHeight())
return nil
})
})
}
return nil
}
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