feat: zoom

Signed-off-by: crecher <crecher@crecher.net>

3 files changed, 26 insertions, 1 deletions

diff --git a/README.md b/README.md
index 2173415..26c21d6 100644
--- a/README.md
+++ b/README.md
@@ -24,5 +24,5 @@ left out will use the defaults, invalid values are logged and skipped.
 
 binds are in `[binds]` as
 `"<mods>+<key>" = "<action>"`, where `mod` is your configured mod key and an empty action unbinds.
-actions: `spawn <shell command>`, `quit`, `restart`, `kill`, `layout <name>`,
+actions: `spawn <shell command>`, `quit`, `restart`, `kill`, `zoom`, `layout <name>`,
 `masters <+n|-n>`, `ratio <+0.05|-0.05>`, `view <n|all>`, `toggle <n|all>`, `tag <n|all>`. 
diff --git a/default_config.toml b/default_config.toml
index 1557d0b..1123607 100644
--- a/default_config.toml
+++ b/default_config.toml
@@ -25,6 +25,7 @@ border_focus = "#285577"
 "mod+shift+q" = "quit"
 "mod+shift+r" = "restart"
 "mod+q" = "kill"
+"mod+shift+Return" = "zoom"
 "mod+l" = "layout tileHorizontal"
 "mod+shift+l" = "layout tileVertical"
 "mod+m" = "layout tileWithMaster"
diff --git a/main.go b/main.go
index 9d6af05..74caab4 100644
--- a/main.go
+++ b/main.go
@@ -446,6 +446,28 @@ func moveToTag(conn *xgb.Conn, tags BitMask) {
 	drawBar(conn)
 }
 
+func zoom(conn *xgb.Conn) {
+	var tiled []*Client
+	for _, c := range ActiveClients {
+		if !c.Floating {
+			tiled = append(tiled, c)
+		}
+	}
+	c, ok := clients[focused]
+	if !ok || c.Floating || len(tiled) < 2 {
+		return
+	}
+	if c == tiled[0] {
+		c = tiled[1]
+	}
+	removeClient(c.Win)
+	clientList = append([]*Client{c}, clientList...)
+	focused = c.Win
+	setInputFocus(conn, focused)
+	updateWindows(conn)
+	drawBar(conn)
+}
+
 func toggleView(conn *xgb.Conn, tags BitMask) {
 	view := GlobalTags ^ tags
 	if view == 0 {
@@ -1113,6 +1135,8 @@ func parseAction(s string) (func(*xgb.Conn), error) {
 		return func(*xgb.Conn) { quit() }, nil
 	case "restart":
 		return func(*xgb.Conn) { restart() }, nil
+	case "zoom":
+		return zoom, nil
 	case "kill":
 		return func(conn *xgb.Conn) { killActiveWindow(conn, focused) }, nil
 	case "layout":