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package controllers
import (
"github.com/jesseduffield/gocui"
"github.com/jesseduffield/lazygit/pkg/gui/types"
)
type ListControllerFactory struct {
c *ControllerCommon
}
func NewListControllerFactory(c *ControllerCommon) *ListControllerFactory {
return &ListControllerFactory{
c: c,
}
}
func (self *ListControllerFactory) Create(context types.IListContext) *ListController {
return &ListController{
baseController: baseController{},
c: self.c,
context: context,
}
}
type ListController struct {
baseController
c *ControllerCommon
context types.IListContext
}
func (self *ListController) Context() types.Context {
return self.context
}
func (self *ListController) HandlePrevLine() error {
return self.handleLineChange(-1)
}
func (self *ListController) HandleNextLine() error {
return self.handleLineChange(1)
}
func (self *ListController) HandleScrollLeft() error {
return self.scrollHorizontal(self.context.GetViewTrait().ScrollLeft)
}
func (self *ListController) HandleScrollRight() error {
return self.scrollHorizontal(self.context.GetViewTrait().ScrollRight)
}
func (self *ListController) HandleScrollUp() error {
scrollHeight := self.c.UserConfig.Gui.ScrollHeight
self.context.GetViewTrait().ScrollUp(scrollHeight)
return nil
}
func (self *ListController) HandleScrollDown() error {
scrollHeight := self.c.UserConfig.Gui.ScrollHeight
self.context.GetViewTrait().ScrollDown(scrollHeight)
return nil
}
func (self *ListController) scrollHorizontal(scrollFunc func()) error {
scrollFunc()
return self.context.HandleFocus(types.OnFocusOpts{})
}
func (self *ListController) handleLineChange(change int) error {
return self.handleLineChangeAux(
self.context.GetList().MoveSelectedLine, change,
)
}
func (self *ListController) HandleRangeSelectChange(change int) error {
return self.handleLineChangeAux(
self.context.GetList().ExpandNonStickyRange, change,
)
}
func (self *ListController) handleLineChangeAux(f func(int), change int) error {
list := self.context.GetList()
rangeBefore := list.IsSelectingRange()
before := list.GetSelectedLineIdx()
f(change)
rangeAfter := list.IsSelectingRange()
after := list.GetSelectedLineIdx()
if err := self.pushContextIfNotFocused(); err != nil {
return err
}
// doing this check so that if we're holding the up key at the start of the list
// we're not constantly re-rendering the main view.
cursorMoved := before != after
if cursorMoved {
if change == -1 {
checkScrollUp(self.context.GetViewTrait(), self.c.UserConfig,
self.context.ModelIndexToViewIndex(before), self.context.ModelIndexToViewIndex(after))
} else if change == 1 {
checkScrollDown(self.context.GetViewTrait(), self.c.UserConfig,
self.context.ModelIndexToViewIndex(before), self.context.ModelIndexToViewIndex(after))
}
}
if cursorMoved || rangeBefore != rangeAfter {
return self.context.HandleFocus(types.OnFocusOpts{})
}
return nil
}
func (self *ListController) HandlePrevPage() error {
return self.handleLineChange(-self.context.GetViewTrait().PageDelta())
}
func (self *ListController) HandleNextPage() error {
return self.handleLineChange(self.context.GetViewTrait().PageDelta())
}
func (self *ListController) HandleGotoTop() error {
return self.handleLineChange(-self.context.GetList().Len())
}
func (self *ListController) HandleGotoBottom() error {
return self.handleLineChange(self.context.GetList().Len())
}
func (self *ListController) HandleToggleRangeSelect() error {
list := self.context.GetList()
list.ToggleStickyRange()
return self.context.HandleFocus(types.OnFocusOpts{})
}
func (self *ListController) HandleRangeSelectDown() error {
return self.HandleRangeSelectChange(1)
}
func (self *ListController) HandleRangeSelectUp() error {
return self.HandleRangeSelectChange(-1)
}
func (self *ListController) HandleClick(opts gocui.ViewMouseBindingOpts) error {
prevSelectedLineIdx := self.context.GetList().GetSelectedLineIdx()
newSelectedLineIdx := self.context.ViewIndexToModelIndex(opts.Y)
alreadyFocused := self.isFocused()
if err := self.pushContextIfNotFocused(); err != nil {
return err
}
if newSelectedLineIdx > self.context.GetList().Len()-1 {
return nil
}
self.context.GetList().SetSelection(newSelectedLineIdx)
if prevSelectedLineIdx == newSelectedLineIdx && alreadyFocused && self.context.GetOnClick() != nil {
return self.context.GetOnClick()()
}
return self.context.HandleFocus(types.OnFocusOpts{})
}
func (self *ListController) pushContextIfNotFocused() error {
if !self.isFocused() {
if err := self.c.PushContext(self.context); err != nil {
return err
}
}
return nil
}
func (self *ListController) isFocused() bool {
return self.c.CurrentContext().GetKey() == self.context.GetKey()
}
func (self *ListController) GetKeybindings(opts types.KeybindingsOpts) []*types.Binding {
bindings := []*types.Binding{
{Tag: "navigation", Key: opts.GetKey(opts.Config.Universal.PrevItemAlt), Handler: self.HandlePrevLine},
{Tag: "navigation", Key: opts.GetKey(opts.Config.Universal.PrevItem), Handler: self.HandlePrevLine},
{Tag: "navigation", Key: opts.GetKey(opts.Config.Universal.NextItemAlt), Handler: self.HandleNextLine},
{Tag: "navigation", Key: opts.GetKey(opts.Config.Universal.NextItem), 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},
{Tag: "navigation", Key: opts.GetKey(opts.Config.Universal.ScrollLeft), Handler: self.HandleScrollLeft},
{Tag: "navigation", Key: opts.GetKey(opts.Config.Universal.ScrollRight), Handler: self.HandleScrollRight},
{Tag: "navigation", Key: opts.GetKey(opts.Config.Universal.GotoBottom), Handler: self.HandleGotoBottom, Description: self.
|
