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-rw-r--r--aerc.go3
-rw-r--r--lib/msgstore.go19
-rw-r--r--lib/ui/interfaces.go9
-rw-r--r--lib/ui/ui.go2
-rw-r--r--widgets/account.go18
-rw-r--r--widgets/aerc.go8
-rw-r--r--widgets/msglist.go24
7 files changed, 32 insertions, 51 deletions
diff --git a/aerc.go b/aerc.go
index a018f9e..6f794c6 100644
--- a/aerc.go
+++ b/aerc.go
@@ -99,6 +99,9 @@ func main() {
defer ui.Close()
for !ui.ShouldExit() {
+ for aerc.Tick() {
+ // Continue updating our internal state
+ }
if !ui.Tick() {
// ~60 FPS
time.Sleep(16 * time.Millisecond)
diff --git a/lib/msgstore.go b/lib/msgstore.go
index fbffa0a..827d7cb 100644
--- a/lib/msgstore.go
+++ b/lib/msgstore.go
@@ -2,7 +2,6 @@ package lib
import (
"io"
- "sync"
"time"
"github.com/emersion/go-imap"
@@ -12,8 +11,6 @@ import (
// Accesses to fields must be guarded by MessageStore.Lock/Unlock
type MessageStore struct {
- sync.Mutex
-
Deleted map[uint32]interface{}
DirInfo types.DirectoryInfo
Messages map[uint32]*types.MessageInfo
@@ -49,9 +46,6 @@ func NewMessageStore(worker *types.Worker,
func (store *MessageStore) FetchHeaders(uids []uint32,
cb func(*types.MessageInfo)) {
- store.Lock()
- defer store.Unlock()
-
// TODO: this could be optimized by pre-allocating toFetch and trimming it
// at the end. In practice we expect to get most messages back in one frame.
var toFetch imap.SeqSet
@@ -74,9 +68,6 @@ func (store *MessageStore) FetchHeaders(uids []uint32,
}
func (store *MessageStore) FetchFull(uids []uint32, cb func(io.Reader)) {
- store.Lock()
- defer store.Unlock()
-
// TODO: this could be optimized by pre-allocating toFetch and trimming it
// at the end. In practice we expect to get most messages back in one frame.
var toFetch imap.SeqSet
@@ -134,8 +125,6 @@ func merge(to *types.MessageInfo, from *types.MessageInfo) {
}
func (store *MessageStore) Update(msg types.WorkerMessage) {
- store.Lock()
-
update := false
switch msg := msg.(type) {
case *types.DirectoryInfo:
@@ -201,8 +190,6 @@ func (store *MessageStore) Update(msg types.WorkerMessage) {
update = true
}
- store.Unlock()
-
if update {
store.update()
}
@@ -220,7 +207,6 @@ func (store *MessageStore) update() {
func (store *MessageStore) Delete(uids []uint32,
cb func(msg types.WorkerMessage)) {
- store.Lock()
var set imap.SeqSet
for _, uid := range uids {
@@ -228,8 +214,6 @@ func (store *MessageStore) Delete(uids []uint32,
store.Deleted[uid] = nil
}
- store.Unlock()
-
store.worker.PostAction(&types.DeleteMessages{Uids: set}, cb)
store.update()
}
@@ -249,7 +233,6 @@ func (store *MessageStore) Copy(uids []uint32, dest string,
func (store *MessageStore) Move(uids []uint32, dest string,
cb func(msg types.WorkerMessage)) {
- store.Lock()
var set imap.SeqSet
for _, uid := range uids {
@@ -257,8 +240,6 @@ func (store *MessageStore) Move(uids []uint32, dest string,
store.Deleted[uid] = nil
}
- store.Unlock()
-
store.worker.PostAction(&types.CopyMessages{
Destination: dest,
Uids: set,
diff --git a/lib/ui/interfaces.go b/lib/ui/interfaces.go
index d27afe2..0cdffc1 100644
--- a/lib/ui/interfaces.go
+++ b/lib/ui/interfaces.go
@@ -4,12 +4,15 @@ import (
"github.com/gdamore/tcell"
)
+// Drawable is a UI component that can draw. Unless specified, all methods must
+// only be called from a single goroutine, the UI goroutine.
type Drawable interface {
- // Called when this renderable should draw itself
+ // Called when this renderable should draw itself.
Draw(ctx *Context)
- // Specifies a function to call when this cell needs to be redrawn
+ // Specifies a function to call when this cell needs to be redrawn. The
+ // callback may be called in any goroutine.
OnInvalidate(callback func(d Drawable))
- // Invalidates the drawable
+ // Invalidates the drawable. This can be called from any goroutine.
Invalidate()
}
diff --git a/lib/ui/ui.go b/lib/ui/ui.go
index 9d9a5da..91a26da 100644
--- a/lib/ui/ui.go
+++ b/lib/ui/ui.go
@@ -10,7 +10,7 @@ import (
type UI struct {
Content DrawableInteractive
- exit atomic.Value
+ exit atomic.Value // bool
ctx *Context
screen tcell.Screen
diff --git a/widgets/account.go b/widgets/account.go
index afae1d2..431e7b8 100644
--- a/widgets/account.go
+++ b/widgets/account.go
@@ -65,13 +65,6 @@ func NewAccountView(conf *config.AercConfig, acct *config.AccountConfig,
}
go worker.Backend.Run()
- go func() {
- for {
- msg := <-worker.Messages
- msg = worker.ProcessMessage(msg)
- view.onMessage(msg)
- }
- }()
worker.PostAction(&types.Configure{Config: acct}, nil)
worker.PostAction(&types.Connect{}, view.connected)
@@ -80,6 +73,17 @@ func NewAccountView(conf *config.AercConfig, acct *config.AccountConfig,
return view
}
+func (acct *AccountView) Tick() bool {
+ select {
+ case msg := <-acct.worker.Messages:
+ msg = acct.worker.ProcessMessage(msg)
+ acct.onMessage(msg)
+ return true
+ default:
+ return false
+ }
+}
+
func (acct *AccountView) AccountConfig() *config.AccountConfig {
return acct.acct
}
diff --git a/widgets/aerc.go b/widgets/aerc.go
index e79e467..187eddb 100644
--- a/widgets/aerc.go
+++ b/widgets/aerc.go
@@ -65,6 +65,14 @@ func NewAerc(conf *config.AercConfig, logger *log.Logger,
return aerc
}
+func (aerc *Aerc) Tick() bool {
+ more := false
+ for _, acct := range aerc.accounts {
+ more = acct.Tick() || more
+ }
+ return more
+}
+
func (aerc *Aerc) Children() []ui.Drawable {
return aerc.grid.Children()
}
diff --git a/widgets/msglist.go b/widgets/msglist.go
index 08f7ea4..ddfb92a 100644
--- a/widgets/msglist.go
+++ b/widgets/msglist.go
@@ -2,7 +2,6 @@ package widgets
import (
"log"
- "sync/atomic"
"github.com/gdamore/tcell"
@@ -20,7 +19,7 @@ type MessageList struct {
scroll int
selected int
spinner *Spinner
- store atomic.Value // *lib.MessageStore
+ store *lib.MessageStore
}
func NewMessageList(conf *config.AercConfig, logger *log.Logger) *MessageList {
@@ -30,7 +29,6 @@ func NewMessageList(conf *config.AercConfig, logger *log.Logger) *MessageList {
selected: 0,
spinner: NewSpinner(),
}
- ml.store.Store((*lib.MessageStore)(nil))
ml.spinner.OnInvalidate(func(_ ui.Drawable) {
ml.Invalidate()
})
@@ -53,8 +51,6 @@ func (ml *MessageList) Draw(ctx *ui.Context) {
return
}
- store.Lock()
-
var (
needsHeaders []uint32
row int = 0
@@ -94,8 +90,6 @@ func (ml *MessageList) Draw(ctx *ui.Context) {
tcell.StyleDefault, "%s", msg)
}
- store.Unlock()
-
if len(needsHeaders) != 0 {
store.FetchHeaders(needsHeaders, nil)
ml.spinner.Start()
@@ -113,13 +107,11 @@ func (ml *MessageList) storeUpdate(store *lib.MessageStore) {
return
}
- store.Lock()
if len(store.Uids) > 0 {
for ml.selected >= len(store.Uids) {
ml.Prev()
}
}
- store.Unlock()
ml.Invalidate()
}
@@ -129,7 +121,7 @@ func (ml *MessageList) SetStore(store *lib.MessageStore) {
ml.scroll = 0
ml.selected = 0
}
- ml.store.Store(store)
+ ml.store = store
if store != nil {
ml.spinner.Stop()
store.OnUpdate(ml.storeUpdate)
@@ -140,29 +132,21 @@ func (ml *MessageList) SetStore(store *lib.MessageStore) {
}
func (ml *MessageList) Store() *lib.MessageStore {
- return ml.store.Load().(*lib.MessageStore)
+ return ml.store
}
func (ml *MessageList) Empty() bool {
store := ml.Store()
- store.Lock()
- defer store.Unlock()
-
return store == nil || len(store.Uids) == 0
}
func (ml *MessageList) Selected() *types.MessageInfo {
store := ml.Store()
- store.Lock()
- defer store.Unlock()
-
return store.Messages[store.Uids[len(store.Uids)-ml.selected-1]]
}
func (ml *MessageList) Select(index int) {
store := ml.Store()
- store.Lock()
- defer store.Unlock()
ml.selected = index
for ; ml.selected < 0; ml.selected = len(store.Uids) + ml.selected {
@@ -181,8 +165,6 @@ func (ml *MessageList) Select(index int) {
func (ml *MessageList) nextPrev(delta int) {
store := ml.Store()
- store.Lock()
- defer store.Unlock()
if store == nil || len(store.Uids) == 0 {
return
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-26 17:43:53 +0000