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package controllers
import (
"github.com/jesseduffield/gocui"
"github.com/jesseduffield/lazygit/pkg/gui/types"
)
// given we have no fields here, arguably we shouldn't even need this factory
// struct, but we're maintaining consistency with the other files.
type VerticalScrollControllerFactory struct {
c *ControllerCommon
}
func NewVerticalScrollControllerFactory(c *ControllerCommon) *VerticalScrollControllerFactory {
return &VerticalScrollControllerFactory{
c: c,
}
}
func (self *VerticalScrollControllerFactory) Create(context types.Context) types.IController {
return &VerticalScrollController{
baseController: baseController{},
c: self.c,
context: context,
}
}
type VerticalScrollController struct {
baseController
c *ControllerCommon
context types.Context
}
func (self *VerticalScrollController) Context() types.Context {
return self.context
}
func (self *VerticalScrollController) GetKeybindings(opts types.KeybindingsOpts) []*types.Binding {
return []*types.Binding{}
}
func (self *VerticalScrollController) GetMouseKeybindings(opts types.KeybindingsOpts) []*gocui.ViewMouseBinding {
return []*gocui.ViewMouseBinding{
{
ViewName: self.context.GetViewName(),
Key: gocui.MouseWheelUp,
Handler: func(gocui.ViewMouseBindingOpts) error {
return self.HandleScrollUp()
},
},
{
ViewName: self.context.GetViewName(),
Key: gocui.MouseWheelDown,
Handler: func(gocui.ViewMouseBindingOpts) error {
return self.HandleScrollDown()
},
},
}
}
func (self *VerticalScrollController) HandleScrollUp() error {
self.context.GetViewTrait().ScrollUp(self.c.UserConfig().Gui.ScrollHeight)
return nil
}
func (self *VerticalScrollController) HandleScrollDown() error {
scrollHeight := self.c.UserConfig().Gui.ScrollHeight
self.context.GetViewTrait().ScrollDown(scrollHeight)
if manager := self.c.GetViewBufferManagerForView(self.context.GetView()); manager != nil {
manager.ReadLines(scrollHeight)
}
return nil
}
|
