package gui import ( "fmt" "strings" "github.com/jesseduffield/gocui" "github.com/jesseduffield/lazygit/pkg/commands/git_commands" "github.com/jesseduffield/lazygit/pkg/gui/types" "github.com/jesseduffield/lazygit/pkg/utils" ) const HORIZONTAL_SCROLL_FACTOR = 3 // these views need to be re-rendered when the screen mode changes. The commits view, // for example, will show authorship information in half and full screen mode. func (gui *Gui) rerenderViewsWithScreenModeDependentContent() error { // for now we re-render all list views. for _, context := range gui.getListContexts() { if err := gui.rerenderView(context.GetView()); err != nil { return err } } return nil } func nextIntInCycle(sl []WindowMaximisation, current WindowMaximisation) WindowMaximisation { for i, val := range sl { if val == current { if i == len(sl)-1 { return sl[0] } return sl[i+1] } } return sl[0] } func prevIntInCycle(sl []WindowMaximisation, current WindowMaximisation) WindowMaximisation { for i, val := range sl { if val == current { if i > 0 { return sl[i-1] } return sl[len(sl)-1] } } return sl[len(sl)-1] } func (gui *Gui) nextScreenMode() error { gui.State.ScreenMode = nextIntInCycle([]WindowMaximisation{SCREEN_NORMAL, SCREEN_HALF, SCREEN_FULL}, gui.State.ScreenMode) return gui.rerenderViewsWithScreenModeDependentContent() } func (gui *Gui) prevScreenMode() error { gui.State.ScreenMode = prevIntInCycle([]WindowMaximisation{SCREEN_NORMAL, SCREEN_HALF, SCREEN_FULL}, gui.State.ScreenMode) return gui.rerenderViewsWithScreenModeDependentContent() } func (gui *Gui) scrollUpView(view *gocui.View) { view.ScrollUp(gui.c.UserConfig.Gui.ScrollHeight) } func (gui *Gui) scrollDownView(view *gocui.View) { scrollHeight := gui.c.UserConfig.Gui.ScrollHeight view.ScrollDown(scrollHeight) if manager, ok := gui.viewBufferManagerMap[view.Name()]; ok { manager.ReadLines(scrollHeight) } } func (gui *Gui) scrollUpMain() error { var view *gocui.View if gui.c.CurrentContext().GetWindowName() == "secondary" { view = gui.secondaryView() } else { view = gui.mainView() } if view.Name() == "mergeConflicts" { // although we have this same logic in the controller, this method can be invoked // via the global scroll up/down keybindings, as opposed to just the mouse wheel keybinding. // It would be nice to have a concept of a global keybinding that runs on the top context in a // window but that might be overkill for this one use case. gui.State.Contexts.MergeConflicts.SetUserScrolling(true) } gui.scrollUpView(view) return nil } func (gui *Gui) scrollDownMain() error { var view *gocui.View if gui.c.CurrentContext().GetWindowName() == "secondary" { view = gui.secondaryView() } else { view = gui.mainView() } if view.Name() == "mergeConflicts" { gui.State.Contexts.MergeConflicts.SetUserScrolling(true) } gui.scrollDownView(view) return nil } func (gui *Gui) mainView() *gocui.View { viewName := gui.getViewNameForWindow("main") view, _ := gui.g.View(viewName) return view } func (gui *Gui) secondaryView() *gocui.View { viewName := gui.getViewNameForWindow("secondary") view, _ := gui.g.View(viewName) return view } func (gui *Gui) scrollUpSecondary() error { gui.scrollUpView(gui.secondaryView()) return nil } func (gui *Gui) scrollDownSecondary() error { secondaryView := gui.secondaryView() gui.scrollDownView(secondaryView) return nil } func (gui *Gui) scrollUpConfirmationPanel() error { if gui.Views.Confirmation.Editable { return nil } gui.scrollUpView(gui.Views.Confirmation) return nil } func (gui *Gui) scrollDownConfirmationPanel() error { if gui.Views.Confirmation.Editable { return nil } gui.scrollDownView(gui.Views.Confirmation) return nil } func (gui *Gui) handleRefresh() error { return gui.c.Refresh(types.RefreshOptions{Mode: types.ASYNC}) } func (gui *Gui) backgroundFetch() (err error) { err = gui.git.Sync.Fetch(git_commands.FetchOptions{Background: true}) _ = gui.c.Refresh(types.RefreshOptions{Scope: []types.RefreshableView{types.BRANCHES, types.COMMITS, types.REMOTES, types.TAGS}, Mode: types.ASYNC}) return err } func (gui *Gui) handleCopySelectedSideContextItemToClipboard() error { // important to note that this assumes we've selected an item in a side context itemId := gui.getSideContextSelectedItemId() if itemId == "" { return nil } gui.c.LogAction(gui.c.Tr.Actions.CopyToClipboard) if err := gui.os.CopyToClipboard(itemId); err != nil { return gui.c.Error(err) } truncatedItemId := utils.TruncateWithEllipsis(strings.Replace(itemId, "\n", " ", -1), 50) gui.c.Toast(fmt.Sprintf("'%s' %s", truncatedItemId, gui.c.Tr.LcCopiedToClipboard)) return nil }