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authorDrew DeVault <sir@cmpwn.com>2019-01-13 14:25:46 -0500
committerDrew DeVault <sir@cmpwn.com>2019-01-13 14:26:46 -0500
commit2349b7de869e5abc16a419a073273af99b62aad2 (patch)
tree6799b9945f8d6e243e27aa458e21887cf2d9bd01 /widgets/directories.go
parentc286d3da6ba8636412db5c3b72fda739a06e7f6c (diff)
downloadaerc-2349b7de869e5abc16a419a073273af99b62aad2.tar.gz
Add directory list widget
Diffstat (limited to 'widgets/directories.go')
-rw-r--r--widgets/directories.go58
1 files changed, 58 insertions, 0 deletions
diff --git a/widgets/directories.go b/widgets/directories.go
new file mode 100644
index 00000000..a9ea7d4b
--- /dev/null
+++ b/widgets/directories.go
@@ -0,0 +1,58 @@
+package widgets
+
+import (
+ "log"
+ "sort"
+
+ "github.com/gdamore/tcell"
+
+ "git.sr.ht/~sircmpwn/aerc2/lib/ui"
+ "git.sr.ht/~sircmpwn/aerc2/worker/types"
+)
+
+type DirectoryList struct {
+ dirs []string
+ logger *log.Logger
+ onInvalidate func(d ui.Drawable)
+ worker *types.Worker
+}
+
+func NewDirectoryList(logger *log.Logger, worker *types.Worker) *DirectoryList {
+ return &DirectoryList{logger: logger, worker: worker}
+}
+
+func (dirlist *DirectoryList) UpdateList() {
+ var dirs []string
+ dirlist.worker.PostAction(
+ &types.ListDirectories{}, func(msg types.WorkerMessage) {
+
+ switch msg := msg.(type) {
+ case *types.Directory:
+ dirs = append(dirs, msg.Name)
+ case *types.Done:
+ sort.Strings(dirs)
+ dirlist.dirs = dirs
+ dirlist.Invalidate()
+ }
+ })
+}
+
+func (dirlist *DirectoryList) OnInvalidate(onInvalidate func(d ui.Drawable)) {
+ dirlist.onInvalidate = onInvalidate
+}
+
+func (dirlist *DirectoryList) Invalidate() {
+ if dirlist.onInvalidate != nil {
+ dirlist.onInvalidate(dirlist)
+ }
+}
+
+func (dirlist *DirectoryList) Draw(ctx *ui.Context) {
+ ctx.Fill(0, 0, ctx.Width(), ctx.Height(), ' ', tcell.StyleDefault)
+ for i, name := range dirlist.dirs {
+ if i >= ctx.Height() {
+ break
+ }
+ ctx.Printf(0, i, tcell.StyleDefault, "%s", name)
+ }
+}