Show "Log (x of y)" in the title bar when there is more than one branch log command (#4943)

Addresses #4939.

pkg/commands/git_commands/branch.go

@@ -13,7 +13,7 @@ import (
 
 type BranchCommands struct {
 	*GitCommon
-	allBranchesLogCmdIndex uint8 // keeps track of current all branches log command
+	allBranchesLogCmdIndex int // keeps track of current all branches log command
 }
 
 func NewBranchCommands(gitCommon *GitCommon) *BranchCommands {
@@ -278,6 +278,10 @@ func (self *BranchCommands) allBranchesLogCandidates() []string {
 func (self *BranchCommands) AllBranchesLogCmdObj() *oscommands.CmdObj {
 	candidates := self.allBranchesLogCandidates()
 
+	if self.allBranchesLogCmdIndex >= len(candidates) {
+		self.allBranchesLogCmdIndex = 0
+	}
+
 	i := self.allBranchesLogCmdIndex
 	return self.cmd.New(str.ToArgv(candidates[i])).DontLog()
 }
@@ -285,7 +289,13 @@ func (self *BranchCommands) AllBranchesLogCmdObj() *oscommands.CmdObj {
 func (self *BranchCommands) RotateAllBranchesLogIdx() {
 	n := len(self.allBranchesLogCandidates())
 	i := self.allBranchesLogCmdIndex
-	self.allBranchesLogCmdIndex = uint8((int(i) + 1) % n)
+	self.allBranchesLogCmdIndex = (i + 1) % n
+}
+
+func (self *BranchCommands) GetAllBranchesLogIdxAndCount() (int, int) {
+	n := len(self.allBranchesLogCandidates())
+	i := self.allBranchesLogCmdIndex
+	return i, n
 }
 
 func (self *BranchCommands) IsBranchMerged(branch *models.Branch, mainBranches *MainBranches) (bool, error) {

pkg/gui/controllers/status_controller.go

@@ -181,10 +181,14 @@ func (self *StatusController) showAllBranchLogs() {
 	cmdObj := self.c.Git().Branch.AllBranchesLogCmdObj()
 	task := types.NewRunPtyTask(cmdObj.GetCmd())
 
+	title := self.c.Tr.LogTitle
+	if i, n := self.c.Git().Branch.GetAllBranchesLogIdxAndCount(); n > 1 {
+		title = fmt.Sprintf(self.c.Tr.LogXOfYTitle, i+1, n)
+	}
 	self.c.RenderToMainViews(types.RefreshMainOpts{
 		Pair: self.c.MainViewPairs().Normal,
 		Main: &types.ViewUpdateOpts{
-			Title: self.c.Tr.LogTitle,
+			Title: title,
 			Task:  task,
 		},
 	})
@@ -196,7 +200,7 @@ func (self *StatusController) switchToOrRotateAllBranchesLogs() {
 	// A bit of a hack to ensure we only rotate to the next branch log command
 	// if we currently are looking at a branch log. Otherwise, we should just show
 	// the current index (if we are coming from the dashboard).
-	if self.c.Views().Main.Title == self.c.Tr.LogTitle {
+	if self.c.Views().Main.Title != self.c.Tr.StatusTitle {
 		self.c.Git().Branch.RotateAllBranchesLogIdx()
 	}
 	self.showAllBranchLogs()

pkg/i18n/english.go

@@ -30,6 +30,7 @@ type TranslationSet struct {
 	RegularMergeTooltip                   string
 	NormalTitle                           string
 	LogTitle                              string
+	LogXOfYTitle                          string
 	CommitSummary                         string
 	CredentialsUsername                   string
 	CredentialsPassword                   string
@@ -1110,6 +1111,7 @@ func EnglishTranslationSet() *TranslationSet {
 		MergingTitle:                         "Main panel (merging)",
 		NormalTitle:                          "Main panel (normal)",
 		LogTitle:                             "Log",
+		LogXOfYTitle:                         "Log (%d of %d)",
 		CommitSummary:                        "Commit summary",
 		CredentialsUsername:                  "Username",
 		CredentialsPassword:                  "Password",