diff --git a/config.conf b/config.conf
index aeef1f3b..4910f69d 100644
--- a/config.conf
+++ b/config.conf
@@ -95,7 +95,7 @@ tags=id:9,layout_name:tile
 # isfloating: type-num(0 or 1)
 # isfullscreen: type-num(0 or 1)
 # scroller_proportion: type-float(0.1-1.0)
-# animation_type_open : type-string(zoom,slide)
+# animation_type_open : type-string(zoom,slide,none)
 # animation_type_close : type-string(zoom,slide)
 # isnoborder : type-num(0 or 1)
 # monitor  : type-int(0-99999)
@@ -265,7 +265,9 @@ bind=ALT+SHIFT,Z,incgaps,-1
 bind=ALT+SHIFT,R,togglegaps
 
 #custom app bind example
-# bind=SUPER,Return,spawn,google-chrome
+# spawn_on_empty (if tag 4 is empty , open app in this,otherwise view to tag 4)
+# bind=SUPER,Return,spawn_on_empty,google-chrome,4
+# spawn
 # bind=CTRL+ALT,Return,spawn,st -e ~/tool/ter-multiplexer.sh
 
 # Mouse Button Bindings
diff --git a/maomao.c b/maomao.c
index 5adcfac3..63cb0571 100644
--- a/maomao.c
+++ b/maomao.c
@@ -234,7 +234,6 @@ struct Client {
   struct wl_listener set_decoration_mode;
   struct wl_listener destroy_decoration;
 
-  unsigned int ignore_clear_fullscreen;
   const char *animation_type_open;
   const char *animation_type_close;
   int is_in_scratchpad;
@@ -1529,10 +1528,6 @@ applyrules(Client *c) {
         // 重新计算居中的坐标
         c->geom = setclient_coordinate_center(c->geom);
       }
-      if (r->isfullscreen && r->isfullscreen > 0) {
-        c->isfullscreen = 1;
-        c->ignore_clear_fullscreen = 1;
-      }
     }
   }
   
@@ -1557,19 +1552,17 @@ applyrules(Client *c) {
 
   wlr_scene_node_reparent(&c->scene->node,
                           layers[c->isfloating ? LyrFloat : LyrTile]);
-  setmon(c, mon, newtags);
 
   Client *fc;
   // 如果当前的tag中有新创建的非悬浮窗口,就让当前tag中的全屏窗口退出全屏参与平铺
-  wl_list_for_each(fc, &clients, link) if (fc && !c->ignore_clear_fullscreen &&
+  wl_list_for_each(fc, &clients, link) if (fc && fc != c &&
                                            c->tags & fc->tags &&
                                            ISFULLSCREEN(fc) && !c->isfloating) {
     clear_fullscreen_flag(fc);
     arrange(c->mon, false);
   }
-  else if (c->ignore_clear_fullscreen && c->isfullscreen) {
-    setfullscreen(c, 1);
-  }
+
+  setmon(c, mon, newtags);
 
   if (!(c->tags & (1 << (selmon->pertag->curtag - 1)))) {
     c->animation.from_rule = true;
@@ -3753,10 +3746,8 @@ mapnotify(struct wl_listener *listener, void *data) {
   c->ismaxmizescreen = 0;
   c->isfullscreen = 0;
   c->istiled = 0;
-  c->ignore_clear_fullscreen = 0;
   c->iskilling = 0;
   c->scroller_proportion = scroller_default_proportion;
-  c->is_open_animation = true;
   // nop
   if (new_is_master &&
       strcmp(selmon->pertag->ltidxs[selmon->pertag->curtag]->name,
@@ -3795,6 +3786,9 @@ mapnotify(struct wl_listener *listener, void *data) {
   if (c->foreign_toplevel)
     wlr_foreign_toplevel_handle_v1_set_activated(c->foreign_toplevel, true);
 
+  // make sure the animation is open type
+  c->is_open_animation = true;
+  resize(c,c->geom,0);
   printstatus();
 }
 
@@ -5370,6 +5364,25 @@ void spawn(const Arg *arg) {
   }
 }
 
+void spawn_on_empty(const Arg *arg) {
+  bool is_empty = true;
+  Client *c;
+  
+  wl_list_for_each(c, &clients, link) {
+    if (arg->ui & c->tags) {
+      is_empty = false;
+      break;
+    }
+  }
+  if(!is_empty) {
+    view(arg,true);
+    return;
+  } else {
+    view(arg,true);
+    spawn(arg);
+  }
+}
+
 void startdrag(struct wl_listener *listener, void *data) {
   struct wlr_drag *drag = data;
   if (!drag->icon)
@@ -5855,6 +5868,16 @@ void set_proportion(const Arg *arg) {
   }
 }
 
+void increase_proportion(const Arg *arg) {
+  if (selmon->sel) {
+    unsigned int max_client_width =
+        selmon->w.width - 2 * scroller_structs - gappih;
+    selmon->sel->scroller_proportion = MIN(MAX(arg->f + selmon->sel->scroller_proportion,0.1),1.0);
+    selmon->sel->geom.width = max_client_width * arg->f;
+    arrange(selmon, false);
+  }
+}
+
 // 显示所有tag 或 跳转到聚焦窗口的tag
 void toggleoverview(const Arg *arg) {
 
diff --git a/parse_config.h b/parse_config.h
index f9587212..5706053e 100644
--- a/parse_config.h
+++ b/parse_config.h
@@ -402,6 +402,9 @@ FuncType parse_func_name(char *func_name, Arg *arg, char *arg_value) {
   } else if (strcmp(func_name, "set_proportion") == 0) {
     func = set_proportion;
     (*arg).f = atof(arg_value);
+  } else if (strcmp(func_name, "increase_proportion") == 0) {
+    func = increase_proportion;
+    (*arg).f = atof(arg_value);
   } else if (strcmp(func_name, "switch_proportion_preset") == 0) {
     func = switch_proportion_preset;
   } else if (strcmp(func_name, "viewtoleft") == 0) {
@@ -446,6 +449,15 @@ FuncType parse_func_name(char *func_name, Arg *arg, char *arg_value) {
   } else if (strcmp(func_name, "spawn") == 0) {
     func = spawn;
     (*arg).v = strdup(arg_value);
+  } else if (strcmp(func_name, "spawn_on_empty") == 0) {
+    char cmd[256],tag_num[256];
+    if (sscanf(arg_value, "%255[^,],%255s", cmd, tag_num) == 2) {
+      func = spawn_on_empty;
+      (*arg).v = strdup(cmd); // 注意：之后需要释放这个内存
+      (*arg).ui = 1 << (atoi(tag_num) - 1);
+    } else {
+      fprintf(stderr, "Error: Invalid value format: %s\n", arg_value);      
+    }
   } else if (strcmp(func_name, "quit") == 0) {
     func = quit;
   } else if (strcmp(func_name, "moveresize") == 0) {