Allow clicking in focused main view to go to staging

Only works if a file is selected.

pkg/gui/context/base_context.go

@@ -16,6 +16,7 @@ type BaseContext struct {
 	keybindingsFns           []types.KeybindingsFn
 	mouseKeybindingsFns      []types.MouseKeybindingsFn
 	onClickFn                func() error
+	onClickFocusedMainViewFn onClickFocusedMainViewFn
 	onRenderToMainFn         func()
 	onFocusFn                onFocusFn
 	onFocusLostFn            onFocusLostFn
@@ -33,6 +34,7 @@ type BaseContext struct {
 type (
 	onFocusFn                = func(types.OnFocusOpts)
 	onFocusLostFn            = func(types.OnFocusLostOpts)
+	onClickFocusedMainViewFn = func(mainViewName string, clickedLineIdx int) error
 )
 
 var _ types.IBaseContext = &BaseContext{}
@@ -144,10 +146,20 @@ func (self *BaseContext) AddOnClickFn(fn func() error) {
 	}
 }
 
+func (self *BaseContext) AddOnClickFocusedMainViewFn(fn onClickFocusedMainViewFn) {
+	if fn != nil {
+		self.onClickFocusedMainViewFn = fn
+	}
+}
+
 func (self *BaseContext) GetOnClick() func() error {
 	return self.onClickFn
 }
 
+func (self *BaseContext) GetOnClickFocusedMainView() onClickFocusedMainViewFn {
+	return self.onClickFocusedMainViewFn
+}
+
 func (self *BaseContext) AddOnRenderToMainFn(fn func()) {
 	if fn != nil {
 		self.onRenderToMainFn = fn

pkg/gui/controllers/attach.go

@@ -7,6 +7,7 @@ func AttachControllers(context types.Context, controllers ...types.IController)
 		context.AddKeybindingsFn(controller.GetKeybindings)
 		context.AddMouseKeybindingsFn(controller.GetMouseKeybindings)
 		context.AddOnClickFn(controller.GetOnClick())
+		context.AddOnClickFocusedMainViewFn(controller.GetOnClickFocusedMainView())
 		context.AddOnRenderToMainFn(controller.GetOnRenderToMain())
 		context.AddOnFocusFn(controller.GetOnFocus())
 		context.AddOnFocusLostFn(controller.GetOnFocusLost())

pkg/gui/controllers/base_controller.go

@@ -19,6 +19,10 @@ func (self *baseController) GetOnClick() func() error {
 	return nil
 }
 
+func (self *baseController) GetOnClickFocusedMainView() func(mainViewName string, clickedLineIdx int) error {
+	return nil
+}
+
 func (self *baseController) GetOnRenderToMain() func() {
 	return nil
 }

pkg/gui/controllers/commits_files_controller.go

@@ -531,6 +531,16 @@ func (self *CommitFilesController) expandAll() error {
 	return nil
 }
 
+func (self *CommitFilesController) GetOnClickFocusedMainView() func(mainViewName string, clickedLineIdx int) error {
+	return func(mainViewName string, clickedLineIdx int) error {
+		node := self.getSelectedItem()
+		if node != nil && node.File != nil {
+			return self.enterCommitFile(node, types.OnFocusOpts{ClickedWindowName: mainViewName, ClickedViewLineIdx: clickedLineIdx})
+		}
+		return nil
+	}
+}
+
 // NOTE: these functions are identical to those in files_controller.go (except for types) and
 // could also be cleaned up with some generics
 func normalisedSelectedCommitFileNodes(selectedNodes []*filetree.CommitFileNode) []*filetree.CommitFileNode {

pkg/gui/controllers/files_controller.go

@@ -323,6 +323,16 @@ func (self *FilesController) GetOnClick() func() error {
 	})
 }
 
+func (self *FilesController) GetOnClickFocusedMainView() func(mainViewName string, clickedLineIdx int) error {
+	return func(mainViewName string, clickedLineIdx int) error {
+		node := self.getSelectedItem()
+		if node != nil && node.File != nil {
+			return self.EnterFile(types.OnFocusOpts{ClickedWindowName: mainViewName, ClickedViewLineIdx: clickedLineIdx})
+		}
+		return nil
+	}
+}
+
 // if we are dealing with a status for which there is no key in this map,
 // then we won't optimistically render: we'll just let `git status` tell
 // us what the new status is.
@@ -545,7 +555,8 @@ func (self *FilesController) EnterFile(opts types.OnFocusOpts) error {
 		return self.handleNonInlineConflict(file)
 	}
 
-	self.c.Context().Push(self.c.Contexts().Staging, opts)
+	context := lo.Ternary(opts.ClickedWindowName == "secondary", self.c.Contexts().StagingSecondary, self.c.Contexts().Staging)
+	self.c.Context().Push(context, opts)
 	return nil
 }
 

pkg/gui/controllers/main_view_controller.go

@@ -1,6 +1,7 @@
 package controllers
 
 import (
+	"github.com/jesseduffield/gocui"
 	"github.com/jesseduffield/lazygit/pkg/gui/context"
 	"github.com/jesseduffield/lazygit/pkg/gui/types"
 )
@@ -52,6 +53,16 @@ func (self *MainViewController) GetKeybindings(opts types.KeybindingsOpts) []*ty
 	}
 }
 
+func (self *MainViewController) GetMouseKeybindings(opts types.KeybindingsOpts) []*gocui.ViewMouseBinding {
+	return []*gocui.ViewMouseBinding{
+		{
+			ViewName: self.context.GetViewName(),
+			Key:      gocui.MouseLeft,
+			Handler:  self.onClick,
+		},
+	}
+}
+
 func (self *MainViewController) Context() types.Context {
 	return self.context
 }
@@ -70,6 +81,14 @@ func (self *MainViewController) escape() error {
 	return nil
 }
 
+func (self *MainViewController) onClick(opts gocui.ViewMouseBindingOpts) error {
+	parentCtx := self.context.GetParentContext()
+	if parentCtx.GetOnClickFocusedMainView() != nil {
+		return parentCtx.GetOnClickFocusedMainView()(self.context.GetViewName(), opts.Y)
+	}
+	return nil
+}
+
 func (self *MainViewController) openSearch() error {
 	if manager := self.c.GetViewBufferManagerForView(self.context.GetView()); manager != nil {
 		manager.ReadToEnd(func() {

pkg/gui/types/context.go

@@ -94,6 +94,9 @@ type IBaseContext interface {
 	// our list controller can come along and wrap it in a list-specific click handler.
 	// We'll need to think of a better way to do this.
 	AddOnClickFn(func() error)
+	// Likewise for the focused main view: we need this to communicate between a
+	// side panel controller and the focused main view controller.
+	AddOnClickFocusedMainViewFn(func(mainViewName string, clickedLineIdx int) error)
 
 	AddOnRenderToMainFn(func())
 	AddOnFocusFn(func(OnFocusOpts))
@@ -240,6 +243,7 @@ type HasKeybindings interface {
 	GetKeybindings(opts KeybindingsOpts) []*Binding
 	GetMouseKeybindings(opts KeybindingsOpts) []*gocui.ViewMouseBinding
 	GetOnClick() func() error
+	GetOnClickFocusedMainView() func(mainViewName string, clickedLineIdx int) error
 	GetOnRenderToMain() func()
 	GetOnFocus() func(OnFocusOpts)
 	GetOnFocusLost() func(OnFocusLostOpts)