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-rw-r--r--lib/ui/borders.go9
-rw-r--r--lib/ui/grid.go14
-rw-r--r--lib/ui/invalidatable.go24
-rw-r--r--lib/ui/text.go22
-rw-r--r--widgets/account.go19
-rw-r--r--widgets/dirlist.go10
-rw-r--r--widgets/exline.go9
-rw-r--r--widgets/msglist.go24
-rw-r--r--widgets/msgviewer.go21
-rw-r--r--widgets/spinner.go10
-rw-r--r--widgets/status.go11
-rw-r--r--widgets/terminal.go36
12 files changed, 82 insertions, 127 deletions
diff --git a/lib/ui/borders.go b/lib/ui/borders.go
index 9b7860e..cffd3ca 100644
--- a/lib/ui/borders.go
+++ b/lib/ui/borders.go
@@ -12,6 +12,7 @@ const (
)
type Bordered struct {
+ Invalidatable
borders uint
content Drawable
onInvalidate func(d Drawable)
@@ -35,13 +36,7 @@ func (bordered *Bordered) Children() []Drawable {
}
func (bordered *Bordered) Invalidate() {
- if bordered.onInvalidate != nil {
- bordered.onInvalidate(bordered)
- }
-}
-
-func (bordered *Bordered) OnInvalidate(onInvalidate func(d Drawable)) {
- bordered.onInvalidate = onInvalidate
+ bordered.DoInvalidate(bordered)
}
func (bordered *Bordered) Draw(ctx *Context) {
diff --git a/lib/ui/grid.go b/lib/ui/grid.go
index 87b94bd..3ac43a4 100644
--- a/lib/ui/grid.go
+++ b/lib/ui/grid.go
@@ -6,12 +6,12 @@ import (
)
type Grid struct {
+ Invalidatable
rows []GridSpec
rowLayout []gridLayout
columns []GridSpec
columnLayout []gridLayout
cells []*GridCell
- onInvalidate func(d Drawable)
invalid bool
}
@@ -141,9 +141,7 @@ func (grid *Grid) reflow(ctx *Context) {
func (grid *Grid) invalidateLayout() {
grid.invalid = true
- if grid.onInvalidate != nil {
- grid.onInvalidate(grid)
- }
+ grid.DoInvalidate(grid)
}
func (grid *Grid) Invalidate() {
@@ -153,10 +151,6 @@ func (grid *Grid) Invalidate() {
}
}
-func (grid *Grid) OnInvalidate(onInvalidate func(d Drawable)) {
- grid.onInvalidate = onInvalidate
-}
-
func (grid *Grid) AddChild(content Drawable) *GridCell {
cell := &GridCell{
RowSpan: 1,
@@ -193,7 +187,5 @@ func (grid *Grid) cellInvalidated(drawable Drawable) {
panic(fmt.Errorf("Attempted to invalidate unknown cell"))
}
cell.invalid = true
- if grid.onInvalidate != nil {
- grid.onInvalidate(grid)
- }
+ grid.DoInvalidate(grid)
}
diff --git a/lib/ui/invalidatable.go b/lib/ui/invalidatable.go
new file mode 100644
index 0000000..9275712
--- /dev/null
+++ b/lib/ui/invalidatable.go
@@ -0,0 +1,24 @@
+package ui
+
+import (
+ "sync/atomic"
+)
+
+type Invalidatable struct {
+ onInvalidate atomic.Value
+}
+
+func (i *Invalidatable) OnInvalidate(f func(d Drawable)) {
+ i.onInvalidate.Store(f)
+}
+
+func (i *Invalidatable) DoInvalidate(d Drawable) {
+ v := i.onInvalidate.Load()
+ if v == nil {
+ return
+ }
+ f := v.(func(d Drawable))
+ if f != nil {
+ f(d)
+ }
+}
diff --git a/lib/ui/text.go b/lib/ui/text.go
index 761673c..8aea8eb 100644
--- a/lib/ui/text.go
+++ b/lib/ui/text.go
@@ -12,13 +12,13 @@ const (
)
type Text struct {
- text string
- strategy uint
- fg tcell.Color
- bg tcell.Color
- bold bool
- reverse bool
- onInvalidate func(d Drawable)
+ Invalidatable
+ text string
+ strategy uint
+ fg tcell.Color
+ bg tcell.Color
+ bold bool
+ reverse bool
}
func NewText(text string) *Text {
@@ -80,12 +80,6 @@ func (t *Text) Draw(ctx *Context) {
ctx.Printf(x, 0, style, t.text)
}
-func (t *Text) OnInvalidate(onInvalidate func(d Drawable)) {
- t.onInvalidate = onInvalidate
-}
-
func (t *Text) Invalidate() {
- if t.onInvalidate != nil {
- t.onInvalidate(t)
- }
+ t.DoInvalidate(t)
}
diff --git a/widgets/account.go b/widgets/account.go
index f8abdc9..a8cd9ad 100644
--- a/widgets/account.go
+++ b/widgets/account.go
@@ -14,16 +14,15 @@ import (
)
type AccountView struct {
- acct *config.AccountConfig
- conf *config.AercConfig
- dirlist *DirectoryList
- grid *ui.Grid
- host TabHost
- logger *log.Logger
- onInvalidate func(d ui.Drawable)
- msglist *MessageList
- msgStores map[string]*lib.MessageStore
- worker *types.Worker
+ acct *config.AccountConfig
+ conf *config.AercConfig
+ dirlist *DirectoryList
+ grid *ui.Grid
+ host TabHost
+ logger *log.Logger
+ msglist *MessageList
+ msgStores map[string]*lib.MessageStore
+ worker *types.Worker
}
func NewAccountView(conf *config.AercConfig, acct *config.AccountConfig,
diff --git a/widgets/dirlist.go b/widgets/dirlist.go
index eb79bc4..374d142 100644
--- a/widgets/dirlist.go
+++ b/widgets/dirlist.go
@@ -12,10 +12,10 @@ import (
)
type DirectoryList struct {
+ ui.Invalidatable
conf *config.AccountConfig
dirs []string
logger *log.Logger
- onInvalidate func(d ui.Drawable)
selecting string
selected string
spinner *Spinner
@@ -77,14 +77,8 @@ func (dirlist *DirectoryList) Selected() string {
return dirlist.selected
}
-func (dirlist *DirectoryList) OnInvalidate(onInvalidate func(d ui.Drawable)) {
- dirlist.onInvalidate = onInvalidate
-}
-
func (dirlist *DirectoryList) Invalidate() {
- if dirlist.onInvalidate != nil {
- dirlist.onInvalidate(dirlist)
- }
+ dirlist.DoInvalidate(dirlist)
}
func (dirlist *DirectoryList) Draw(ctx *ui.Context) {
diff --git a/widgets/exline.go b/widgets/exline.go
index 5c9f065..8b18736 100644
--- a/widgets/exline.go
+++ b/widgets/exline.go
@@ -12,6 +12,7 @@ import (
// TODO: scrolling
type ExLine struct {
+ ui.Invalidatable
command []rune
commit func(cmd string)
ctx *ui.Context
@@ -33,14 +34,8 @@ func NewExLine(commit func(cmd string), cancel func()) *ExLine {
}
}
-func (ex *ExLine) OnInvalidate(onInvalidate func(d ui.Drawable)) {
- ex.onInvalidate = onInvalidate
-}
-
func (ex *ExLine) Invalidate() {
- if ex.onInvalidate != nil {
- ex.onInvalidate(ex)
- }
+ ex.DoInvalidate(ex)
}
func (ex *ExLine) Draw(ctx *ui.Context) {
diff --git a/widgets/msglist.go b/widgets/msglist.go
index ea9b245..c4b5d82 100644
--- a/widgets/msglist.go
+++ b/widgets/msglist.go
@@ -12,14 +12,14 @@ import (
)
type MessageList struct {
- conf *config.AercConfig
- logger *log.Logger
- height int
- onInvalidate func(d ui.Drawable)
- scroll int
- selected int
- spinner *Spinner
- store *lib.MessageStore
+ ui.Invalidatable
+ conf *config.AercConfig
+ logger *log.Logger
+ height int
+ scroll int
+ selected int
+ spinner *Spinner
+ store *lib.MessageStore
}
// TODO: fish in config
@@ -37,14 +37,8 @@ func NewMessageList(logger *log.Logger) *MessageList {
return ml
}
-func (ml *MessageList) OnInvalidate(onInvalidate func(d ui.Drawable)) {
- ml.onInvalidate = onInvalidate
-}
-
func (ml *MessageList) Invalidate() {
- if ml.onInvalidate != nil {
- ml.onInvalidate(ml)
- }
+ ml.DoInvalidate(ml)
}
func (ml *MessageList) Draw(ctx *ui.Context) {
diff --git a/widgets/msgviewer.go b/widgets/msgviewer.go
index 711879b..ba99911 100644
--- a/widgets/msgviewer.go
+++ b/widgets/msgviewer.go
@@ -252,8 +252,7 @@ func (mv *MessageViewer) Focus(focus bool) {
}
type HeaderView struct {
- onInvalidate func(d ui.Drawable)
-
+ ui.Invalidatable
Name string
Value string
}
@@ -281,17 +280,11 @@ func (hv *HeaderView) Draw(ctx *ui.Context) {
}
func (hv *HeaderView) Invalidate() {
- if hv.onInvalidate != nil {
- hv.onInvalidate(hv)
- }
-}
-
-func (hv *HeaderView) OnInvalidate(fn func(d ui.Drawable)) {
- hv.onInvalidate = fn
+ hv.DoInvalidate(hv)
}
type MultipartView struct {
- onInvalidate func(d ui.Drawable)
+ ui.Invalidatable
}
func (mpv *MultipartView) Draw(ctx *ui.Context) {
@@ -303,11 +296,5 @@ func (mpv *MultipartView) Draw(ctx *ui.Context) {
}
func (mpv *MultipartView) Invalidate() {
- if mpv.onInvalidate != nil {
- mpv.onInvalidate(mpv)
- }
-}
-
-func (mpv *MultipartView) OnInvalidate(fn func(d ui.Drawable)) {
- mpv.onInvalidate = fn
+ mpv.DoInvalidate(mpv)
}
diff --git a/widgets/spinner.go b/widgets/spinner.go
index 0ab3e13..bb7dbe8 100644
--- a/widgets/spinner.go
+++ b/widgets/spinner.go
@@ -23,8 +23,8 @@ var (
)
type Spinner struct {
+ ui.Invalidatable
frame int64 // access via atomic
- onInvalidate func(d ui.Drawable)
stop chan struct{}
}
@@ -84,12 +84,6 @@ func (s *Spinner) Draw(ctx *ui.Context) {
ctx.Printf(col, 0, tcell.StyleDefault, "%s", frames[cur])
}
-func (s *Spinner) OnInvalidate(onInvalidate func(d ui.Drawable)) {
- s.onInvalidate = onInvalidate
-}
-
func (s *Spinner) Invalidate() {
- if s.onInvalidate != nil {
- s.onInvalidate(s)
- }
+ s.DoInvalidate(s)
}
diff --git a/widgets/status.go b/widgets/status.go
index 3536760..344454a 100644
--- a/widgets/status.go
+++ b/widgets/status.go
@@ -9,10 +9,9 @@ import (
)
type StatusLine struct {
+ ui.Invalidatable
stack []*StatusMessage
fallback StatusMessage
-
- onInvalidate func(d ui.Drawable)
}
type StatusMessage struct {
@@ -31,14 +30,8 @@ func NewStatusLine() *StatusLine {
}
}
-func (status *StatusLine) OnInvalidate(onInvalidate func(d ui.Drawable)) {
- status.onInvalidate = onInvalidate
-}
-
func (status *StatusLine) Invalidate() {
- if status.onInvalidate != nil {
- status.onInvalidate(status)
- }
+ status.DoInvalidate(status)
}
func (status *StatusLine) Draw(ctx *ui.Context) {
diff --git a/widgets/terminal.go b/widgets/terminal.go
index 84f80e3..63c105f 100644
--- a/widgets/terminal.go
+++ b/widgets/terminal.go
@@ -88,20 +88,20 @@ func init() {
}
type Terminal struct {
- closed bool
- cmd *exec.Cmd
- colors map[tcell.Color]tcell.Color
- ctx *ui.Context
- cursorPos vterm.Pos
- cursorShown bool
- damage []vterm.Rect
- destroyed bool
- err error
- focus bool
- onInvalidate func(d ui.Drawable)
- pty *os.File
- start chan interface{}
- vterm *vterm.VTerm
+ ui.Invalidatable
+ closed bool
+ cmd *exec.Cmd
+ colors map[tcell.Color]tcell.Color
+ ctx *ui.Context
+ cursorPos vterm.Pos
+ cursorShown bool
+ damage []vterm.Rect
+ destroyed bool
+ err error
+ focus bool
+ pty *os.File
+ start chan interface{}
+ vterm *vterm.VTerm
OnClose func(err error)
OnStart func()
@@ -225,10 +225,6 @@ func (term *Terminal) Destroy() {
term.destroyed = true
}
-func (term *Terminal) OnInvalidate(cb func(d ui.Drawable)) {
- term.onInvalidate = cb
-}
-
func (term *Terminal) Invalidate() {
if term.vterm != nil {
width, height := term.vterm.Size()
@@ -239,9 +235,7 @@ func (term *Terminal) Invalidate() {
}
func (term *Terminal) invalidate() {
- if term.onInvalidate != nil {
- term.onInvalidate(term)
- }
+ term.DoInvalidate(term)
}
func (term *Terminal) Draw(ctx *ui.Context) {
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-16 06:48:51 +0000