feat: add layout center_tile

README.md

@@ -51,6 +51,7 @@ https://github.com/user-attachments/assets/014c893f-115c-4ae9-8342-f9ae3e9a0df0
 - dwindle
 - spiral
 - deck
+- center_tile
 
 ## Vertical Layouts
 - vertical_tile
@@ -59,7 +60,6 @@ https://github.com/user-attachments/assets/014c893f-115c-4ae9-8342-f9ae3e9a0df0
 - vertical_grid
 - vertical_dwindle
 - vertical_spiral
-- vertical_deck
 
 # Installation
 

config.conf

@@ -123,8 +123,8 @@ globalcolor=0xb153a7ff
 overlaycolor=0x14a57cff
 
 # layout support:
-# horizontal:tile,scroller,grid,monocle,spiral,dwindle
+# horizontal:tile,scroller,grid,monocle,spiral,dwindle,center_tile
-# vertical:vertical_tile,vertical_scroller,vertical_grid,vertical_monocle,vertical_spiral,vertical_dwindle
+# vertical:vertical_tile,vertical_scroller,vertical_grid,vertical_spiral,vertical_dwindle
 tagrule=id:1,layout_name:tile
 tagrule=id:2,layout_name:tile
 tagrule=id:3,layout_name:tile

src/layout/horizontal.h

@@ -432,6 +432,123 @@ void scroller(Monitor *m) {
 	free(tempClients); // 最后释放内存
 }
 
+void center_tile(Monitor *m) {
+	unsigned int i, n = 0, h, mw, mx, my, oty, ety, tw;
+	Client *c;
+
+	n = m->visible_tiling_clients;
+	if (n == 0)
+		return;
+
+	// 间隙参数处理
+	unsigned int gappiv = enablegaps ? m->gappiv : 0; // 内部垂直间隙
+	unsigned int gappih = enablegaps ? m->gappih : 0; // 内部水平间隙
+	unsigned int gappov = enablegaps ? m->gappov : 0; // 外部垂直间隙
+	unsigned int gappoh = enablegaps ? m->gappoh : 0; // 外部水平间隙
+
+	// 智能间隙处理
+	if (smartgaps && n == 1) {
+		gappiv = gappih = gappov = gappoh = 0;
+	}
+
+	unsigned int nmasters = m->pertag->nmasters[m->pertag->curtag];
+	float mfact = m->pertag->mfacts[m->pertag->curtag];
+
+	// 初始化区域
+	mw = m->w.width;
+	mx = gappoh;
+	my = gappov;
+	tw = mw;
+
+	if (n > nmasters) {
+		// 计算主区域宽度
+		mw = nmasters ? (m->w.width - 2 * gappoh - gappih) * mfact : 0;
+
+		if (n - nmasters > 1) {
+			// 多个堆叠窗口：主区域居中，左右两侧各有一个堆叠区域
+			tw = (m->w.width - mw - 2 * gappoh - gappih) / 2;
+			mx = gappoh + tw + gappih;
+		} else {
+			// 单个堆叠窗口：主区域居中，堆叠窗口在左，右边空着
+			tw = (m->w.width - mw - 2 * gappoh - gappih) / 2;
+			mx = gappoh + tw + gappih;
+		}
+	} else {
+		// 所有窗口都在主区域
+		mw = m->w.width - 2 * gappoh;
+		mx = gappoh;
+	}
+
+	oty = gappov;
+	ety = gappov;
+
+	i = 0;
+	wl_list_for_each(c, &clients, link) {
+		if (!VISIBLEON(c, m) || !ISTILED(c))
+			continue;
+
+		if (i < nmasters) {
+			// 主区域窗口
+			unsigned int r = MIN(n, nmasters) - i;
+			h = (m->w.height - my - gappov - gappiv * (r - 1)) / r;
+
+			resize(c,
+				   (struct wlr_box){.x = m->w.x + mx,
+									.y = m->w.y + my,
+									.width = mw,
+									.height = h},
+				   0);
+			my += c->geom.height + gappiv;
+		} else {
+			// 堆叠区域窗口
+			unsigned int stack_index = i - nmasters;
+
+			if (n - nmasters == 1) {
+				// 单个堆叠窗口：放在左侧
+				unsigned int r = n - i;
+				h = (m->w.height - ety - gappov - gappiv * (r - 1)) / r;
+
+				int stack_x = m->w.x + gappoh; // 左侧位置
+				resize(c,
+					   (struct wlr_box){.x = stack_x,
+										.y = m->w.y + ety,
+										.width = tw,
+										.height = h},
+					   0);
+				ety += c->geom.height + gappiv;
+			} else {
+				// 多个堆叠窗口：交替放在左右两侧
+				unsigned int r = (n - i + 1) / 2;
+
+				if (stack_index % 2) {
+					// 右侧堆叠窗口
+					h = (m->w.height - ety - gappov - gappiv * (r - 1)) / r;
+					int stack_x = m->w.x + mx + mw + gappih;
+					resize(c,
+						   (struct wlr_box){.x = stack_x,
+											.y = m->w.y + ety,
+											.width = tw,
+											.height = h},
+						   0);
+					ety += c->geom.height + gappiv;
+				} else {
+					// 左侧堆叠窗口
+					h = (m->w.height - oty - gappov - gappiv * (r - 1)) / r;
+					int stack_x = m->w.x + gappoh;
+					resize(c,
+						   (struct wlr_box){.x = stack_x,
+											.y = m->w.y + oty,
+											.width = tw,
+											.height = h},
+						   0);
+					oty += c->geom.height + gappiv;
+				}
+			}
+		}
+		i++;
+	}
+}
+
 void tile(Monitor *m) {
 	unsigned int i, n = 0, h, r, ie = enablegaps, mw, my, ty;
 	Client *c;

src/layout/layout.h

@@ -1,4 +1,5 @@
 static void tile(Monitor *m);
+static void center_tile(Monitor *m);
 static void overview(Monitor *m);
 static void grid(Monitor *m);
 static void scroller(Monitor *m);
@@ -13,7 +14,6 @@ static void vertical_scroller(Monitor *m);
 static void vertical_deck(Monitor *mon);
 static void vertical_dwindle(Monitor *mon);
 static void vertical_spiral(Monitor *mon);
-static void vertical_monocle(Monitor *m);
 
 /* layout(s) */
 Layout overviewlayout = {"󰃇", overview, "overview"};
@@ -28,9 +28,9 @@ Layout layouts[] = {
 	{"D", dwindle, "dwindle"},
 	{"P", spiral, "spiral"},
 	{"K", deck, "deck"},
+	{"CT", center_tile, "center_tile"},
 	{"VS", vertical_scroller, "vertical_scroller"},
 	{"VT", vertical_tile, "vertical_tile"},
-	{"VM", vertical_monocle, "vertical_monocle"},
 	{"VD", vertical_dwindle, "vertical_dwindle"},
 	{"VP", vertical_spiral, "vertical_spiral"},
 	{"VG", vertical_grid, "vertical_grid"},

src/layout/vertical.h

@@ -474,16 +474,4 @@ void vertical_tile(Monitor *m) {
 		}
 		i++;
 	}
-}
-
-void vertical_monocle(Monitor *m) {
-	Client *c;
-
-	wl_list_for_each(c, &clients, link) {
-		if (!VISIBLEON(c, m) || !ISTILED(c))
-			continue;
-		resize(c, m->w, 0);
-	}
-	if ((c = focustop(m)))
-		wlr_scene_node_raise_to_top(&c->scene->node);
 }