client: move floating state handling to Lua

Signed-off-by: Julien Danjou <julien@danjou.info>

awesomerc.lua.in

@@ -229,7 +229,7 @@ keybinding({ modkey, "Shift" }, "j", function () awful.client.swap.byidx(1) end)
 keybinding({ modkey, "Shift" }, "k", function () awful.client.swap.byidx(-1) end):add()
 keybinding({ modkey, "Control" }, "j", function () awful.screen.focus(1) end):add()
 keybinding({ modkey, "Control" }, "k", function () awful.screen.focus(-1) end):add()
-keybinding({ modkey, "Control" }, "space", awful.client.togglefloating):add()
+keybinding({ modkey, "Control" }, "space", awful.client.floating.toggle):add()
 keybinding({ modkey, "Control" }, "Return", function () if client.focus then client.focus:swap(awful.client.getmaster()) end end):add()
 keybinding({ modkey }, "o", awful.client.movetoscreen):add()
 keybinding({ modkey }, "Tab", awful.client.focus.history.previous):add()
@@ -345,9 +345,9 @@ awful.hooks.manage.register(function (c)
     local cls = c.class
     local inst = c.instance
     if floatapps[cls] then
-        c.floating = floatapps[cls]
+        awful.client.floating.set(cls, floatapps[cls])
     elseif floatapps[inst] then
-        c.floating = floatapps[inst]
+        awful.client.floating.set(cls, floatapps[inst])
     end
 
     -- Check application->screen/tag mappings.

client.c

@@ -51,7 +51,7 @@ client_loadprops(client_t * c, screen_t *screen)
     ssize_t len;
     tag_array_t *tags = &screen->tags;
     char *prop = NULL;
-    xcb_get_property_cookie_t floating_q, fullscreen_q;
+    xcb_get_property_cookie_t fullscreen_q;
     xcb_get_property_reply_t *reply;
     void *data;
 
@@ -60,9 +60,6 @@ client_loadprops(client_t * c, screen_t *screen)
         return false;
 
     /* Send the GetProperty requests which will be processed later */
-    floating_q = xcb_get_property_unchecked(globalconf.connection, false, c->win,
-                                            _AWESOME_FLOATING, CARDINAL, 0, 1);
-
     fullscreen_q = xcb_get_property_unchecked(globalconf.connection, false, c->win,
                                              _AWESOME_FULLSCREEN, CARDINAL, 0, 1);
 
@@ -76,13 +73,6 @@ client_loadprops(client_t * c, screen_t *screen)
 
     p_delete(&prop);
 
-    /* check for floating */
-    reply = xcb_get_property_reply(globalconf.connection, floating_q, NULL);
-
-    if(reply && reply->value_len && (data = xcb_get_property_value(reply)))
-        client_setfloating(c, *(bool *) data);
-    p_delete(&reply);
-
     /* check for fullscreen */
     reply = xcb_get_property_reply(globalconf.connection, fullscreen_q, NULL);
 
@@ -308,8 +298,7 @@ typedef enum
     LAYER_IGNORE,
     LAYER_DESKTOP,
     LAYER_BELOW,
-    LAYER_TILE,
+    LAYER_NORMAL,
-    LAYER_FLOAT,
     LAYER_ABOVE,
     LAYER_FULLSCREEN,
     LAYER_ONTOP,
@@ -332,8 +321,6 @@ client_layer_translator(client_t *c)
         return LAYER_ABOVE;
     else if(c->isbelow)
         return LAYER_BELOW;
-    else if(c->isfloating || c->ismaxhoriz || c->ismaxvert)
-        return LAYER_FLOAT;
 
     /* check for transient attr */
     if(c->transient_for)
@@ -350,15 +337,12 @@ client_layer_translator(client_t *c)
       case WINDOW_TYPE_MENU:
       case WINDOW_TYPE_TOOLBAR:
       case WINDOW_TYPE_UTILITY:
-        return LAYER_FLOAT;
+        return LAYER_ABOVE;
       default:
         break;
     }
 
-    if(client_isfixed(c))
+    return LAYER_NORMAL;
-        return LAYER_FLOAT;
-
-    return LAYER_TILE;
 }
 
 /** Restack clients.
@@ -466,10 +450,10 @@ client_manage(xcb_window_t w, xcb_get_geometry_reply_t *wgeom, int phys_screen,
 
     /* Initial values */
     c->win = w;
-    c->geometry.x = c->geometries.floating.x = wgeom->x;
+    c->geometry.x = wgeom->x;
-    c->geometry.y = c->geometries.floating.y = wgeom->y;
+    c->geometry.y = wgeom->y;
-    c->geometry.width = c->geometries.floating.width = wgeom->width;
+    c->geometry.width = wgeom->width;
-    c->geometry.height = c->geometries.floating.height = wgeom->height;
+    c->geometry.height = wgeom->height;
     client_setborder(c, wgeom->border_width);
     if((icon = ewmh_window_icon_get_reply(ewmh_icon_cookie)))
         c->icon = image_ref(&icon);
@@ -662,12 +646,6 @@ client_resize(client_t *c, area_t geometry, bool hints)
         c->geometry.width = values[2] = geometry.width;
         c->geometry.height = values[3] = geometry.height;
 
-        /* save the floating geometry if the window is floating but not
-         * maximized */
-        if(client_isfloating(c)
-           && !(c->isfullscreen || c->ismaxvert || c->ismaxhoriz))
-            c->geometries.floating = geometry;
-
         titlebar_update_geometry(c);
 
         /* The idea is to give a client a resize even when banned. */
@@ -693,31 +671,6 @@ client_resize(client_t *c, area_t geometry, bool hints)
     }
 }
 
-/** Set a client floating.
- * \param c The client.
- * \param floating Set floating, or not.
- * \param layer Layer to put the floating window onto.
- */
-void
-client_setfloating(client_t *c, bool floating)
-{
-    if(c->isfloating != floating
-       && (c->type == WINDOW_TYPE_NORMAL))
-    {
-        if((c->isfloating = floating))
-            if(!c->isfullscreen)
-                client_resize(c, c->geometries.floating, false);
-        client_need_arrange(c);
-        client_stack();
-        xcb_change_property(globalconf.connection,
-                            XCB_PROP_MODE_REPLACE,
-                            c->win, _AWESOME_FLOATING, CARDINAL, 8, 1,
-                            &c->isfloating);
-        /* execute hook */
-        hooks_property(c, "floating");
-    }
-}
-
 /** Set a client minimized, or not.
  * \param c The client.
  * \param s Set or not the client minimized.
@@ -1458,9 +1411,6 @@ luaA_client_newindex(lua_State *L)
                 window_opacity_set((*c)->win, d);
         }
         break;
-      case A_TK_FLOATING:
-        client_setfloating(*c, luaA_checkboolean(L, 3));
-        break;
       case A_TK_STICKY:
         client_setsticky(*c, luaA_checkboolean(L, 3));
         break;
@@ -1515,7 +1465,6 @@ luaA_client_newindex(lua_State *L)
  * \lfield minimize Define it the client must be iconify, i.e. only visible in
  * taskbar.
  * \lfield icon_path Path to the icon used to identify.
- * \lfield floating True always floating.
  * \lfield honorsizehints Honor size hints, i.e. respect size ratio.
  * \lfield border_width The client border width.
  * \lfield border_color The client border color.
@@ -1669,9 +1618,6 @@ luaA_client_index(lua_State *L)
         else
             return 0;
         break;
-      case A_TK_FLOATING:
-        lua_pushboolean(L, client_isfloating(*c));
-        break;
       case A_TK_ONTOP:
         lua_pushboolean(L, (*c)->isontop);
         break;

client.h

@@ -55,7 +55,6 @@ void client_resize(client_t *, area_t, bool);
 void client_unmanage(client_t *);
 void client_saveprops_tags(client_t *);
 void client_kill(client_t *);
-void client_setfloating(client_t *, bool);
 void client_setsticky(client_t *, bool);
 void client_setabove(client_t *, bool);
 void client_setbelow(client_t *, bool);
@@ -109,21 +108,6 @@ client_isfixed(client_t *c)
             && c->maxw == c->minw && c->maxh == c->minh);
 }
 
-/** Check if a client is floating.
- * \param c A client.
- * \return A boolean value, true if the client is floating.
- */
-static inline bool
-client_isfloating(client_t *c)
-{
-    return (c->type != WINDOW_TYPE_NORMAL
-            || c->isfloating
-            || c->isfullscreen
-            || c->ismaxhoriz
-            || c->ismaxvert
-            || client_isfixed(c));
-}
-
 /** Returns true if a client is tagged
  * with one of the tags of the specified screen and is not hidden.
  * \param c The client to check.

event.c

@@ -265,8 +265,6 @@ event_handle_configurerequest(void *data __attribute__ ((unused)),
 
         if(geometry.x != c->geometry.x || geometry.y != c->geometry.y
            || geometry.width != c->geometry.width || geometry.height != c->geometry.height)
-        {
-            if(client_isfloating(c))
         {
             client_resize(c, geometry, false);
             if(client_hasstrut(c))
@@ -277,15 +275,7 @@ event_handle_configurerequest(void *data __attribute__ ((unused)),
                         wibox_t *s = globalconf.screens[screen].wiboxes.tab[i];
                         wibox_position_update(s);
                     }
-            }
-            else
-            {
             client_need_arrange(c);
-                /* If we do not resize the client, at least tell it that it
-                 * has its new configuration. That fixes at least
-                 * gnome-terminal */
-                window_configure(c->win, c->geometry, c->border);
-            }
         }
         else
             window_configure(c->win, geometry, c->border);

lib/awful/client.lua.in

@@ -5,7 +5,6 @@
 ---------------------------------------------------------------------------
 
 -- Grab environment we need
-local hooks = require("awful.hooks")
 local util = require("awful.util")
 local tag = require("awful.tag")
 local pairs = pairs
@@ -19,7 +18,9 @@ local capi =
     client = client,
     mouse = mouse,
     screen = screen,
+    hooks = hooks
 }
+local hooks = require("awful.hooks")
 
 --- Client module for awful
 module("awful.client")
@@ -29,12 +30,14 @@ local data = {}
 data.focus = {}
 data.urgent = {}
 data.marked = {}
+data.floating = otable()
 
 -- Urgent functions
 urgent = {}
 focus = {}
 focus.history = {}
 swap = {}
+floating = {}
 
 -- User hooks
 hooks.user.create('marked')
@@ -193,7 +196,7 @@ function tiled(screen)
     local tclients = {}
     -- Remove floating clients
     for k, c in pairs(clients) do
-        if not c.floating then
+        if not floating.get(c) then
             table.insert(tclients, c)
         end
     end
@@ -426,15 +429,6 @@ function toggletag(target, c)
     end
 end
 
---- Toggle the floating status of a client.
--- @param c Optional client, the focused one if not set.
-function togglefloating(c)
-    local sel = c or capi.client.focus
-    if sel then
-        sel.floating = not sel.floating
-    end
-end
-
 --- Move a client to a screen. Default is next screen, cycling.
 -- @param c The client to move.
 -- @param s The screen number, default to current + 1.
@@ -525,6 +519,49 @@ function getmarked()
     return t
 end
 
+--- Set a client floating state.
+-- Floating client are not handled by tiling layouts.
+-- @param c A client.
+-- @param state True or false.
+function floating.set(c, s)
+    local c = c or capi.client.focus
+    if c and data.floating[c] ~= s then
+        data.floating[c] = s
+        capi.hooks.arrange()(c.screen)
+        capi.hooks.property()(c, "floating")
+    end
+end
+
+--- Get a client floating state.
+-- @param c A client.
+-- @return True or false. Note that some windows might be floating even if you
+-- did not set them manually. For example, windows with a type different than
+-- normal.
+function floating.get(c)
+    local c = c or capi.client.focus
+    if c then
+        if data.floating[c] ~= nil then
+            return data.floating[c]
+        end
+        return (c.type ~= "normal"
+            or c.fullscreen
+            or c.maximized_vertical
+            or c.maximized_horizontal)
+    end
+end
+
+--- Toggle the floating state of a client.
+-- @param c A client.
+function floating.toggle(c)
+    floating.set(c, not floating.get(c))
+end
+
+--- Remove the floating information on a client.
+-- @param c The client.
+function floating.delete(c)
+    data.floating[c] = nil
+end
+
 -- Register standards hooks
 hooks.focus.register(focus.history.add)
 hooks.unmanage.register(focus.history.delete)
@@ -533,4 +570,6 @@ hooks.property.register(urgent.add)
 hooks.focus.register(urgent.delete)
 hooks.unmanage.register(urgent.delete)
 
+hooks.unmanage.register(floating.delete)
+
 -- vim: filetype=lua:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=80

lib/awful/layout/suit/max.lua.in

@@ -26,7 +26,7 @@ local function fmax(screen, fs)
     end
 
     for k, c in pairs(client.visible(screen)) do
-        if not c.floating then
+        if not client.floating.get(c) then
             area.width = area.width - 2 * c.border_width
             area.height = area.height - 2 * c.border_width
             c:fullgeometry(area)

lib/awful/mouse.lua.in

@@ -109,18 +109,18 @@ function client.move(c, snap)
                               for k, v in ipairs(mouse.buttons) do
                                   if v then
                                       local lay = layout.get(c.screen)
-                                      if lay == layout.suit.floating or c.floating then
+                                      if lay == layout.suit.floating or aclient.floating.get(c) then
                                           local x = mouse.x - dist_x
                                           local y = mouse.y - dist_y
                                           c:fullgeometry(client.snap(c, snap, x, y))
-                                          if layout.get(c.screen) ~= layout.suit.floating and not c.floating then
+                                          if layout.get(c.screen) ~= layout.suit.floating and not aclient.floating.get(c) then
                                               hooks.property.register(ug)
                                           end
                                       elseif lay ~= layout.suit.magnifier then
                                           c.screen = capi.mouse.screen
                                           if layout.get(c.screen) ~= layout.suit.floating then
                                               local c_u_m = capi.mouse.client_under_pointer()
-                                              if c_u_m and not c_u_m.floating then
+                                              if c_u_m and not aclient.floating.get(c_u_m) then
                                                   if c_u_m ~= c then
                                                       c:swap(c_u_m)
                                                   end
@@ -265,7 +265,7 @@ local function client_resize_floating(c, corner)
                               for k, v in ipairs(mouse.buttons) do
                                   if v then
                                       -- Ignore screen changes
-                                      if not c.floating
+                                      if not aclient.floating.get(c)
                                           and capi.mouse.screen ~= c.screen then
                                           return true
                                       end
@@ -332,7 +332,7 @@ function client.resize(c, corner)
 
     local lay = layout.get(c.screen)
 
-    if lay == layout.suit.floating or c.floating then
+    if lay == layout.suit.floating or aclient.floating.get(c) then
         return client_resize_floating(c, corner)
     elseif lay == layout.suit.tile
         or lay == layout.suit.tile.left

lib/awful/placement.lua.in

@@ -128,7 +128,7 @@ function no_overlap(c)
     local geometry = c:geometry()
     local fullgeometry = c:fullgeometry()
     for i, cl in pairs(cls) do
-        if cl ~= c and (cl.floating or layout == layout.suit.floating) then
+        if cl ~= c and (client.get.floating(cl) or layout == layout.suit.floating) then
             areas = area_remove(areas, cl:fullgeometry())
         end
     end

lib/awful/widget.lua.in

@@ -21,6 +21,7 @@ local util = require("awful.util")
 local hooks = require("awful.hooks")
 local beautiful = require("beautiful")
 local menu = require("awful.menu")
+local client = require("awful.client")
 
 --- Widget module for awful
 module("awful.widget")
@@ -277,7 +278,7 @@ local function widget_tasklist_label_common(c, args)
     local bg = nil
     local text = "<margin left=\"2\" right=\"2\"/><span font_desc='"..font.."'>"
     local name
-    if c.floating and floating_icon then
+    if client.floating.get(c) and floating_icon then
         text = text.."<bg image=\"" .. floating_icon .. "\" align=\"" .. floating_icon_align .. "\"/>"
     end
     if c.minimized then

property.c

@@ -63,7 +63,7 @@ property_handle_wm_transient_for(void *data,
 {
     client_t *c = client_getbywin(window);
 
-    if(c && !client_isfloating(c))
+    if(c)
         property_update_wm_transient_for(c, reply);
 
     return 0;

screen.c

@@ -326,11 +326,11 @@ screen_client_moveto(client_t *c, int new_screen, bool dotag, bool doresize)
                 tag_client(c, new_tags->tab[i]);
     }
 
-    /* resize the windows if it's floating */
+    /* move and resize the windows */
     if(doresize && old_screen != c->screen)
     {
         area_t new_geometry, new_f_geometry;
-        new_f_geometry = c->geometries.floating;
+        new_f_geometry = c->geometry;
 
         to = screen_area_get(c->screen,
                              NULL, NULL, false);
@@ -338,8 +338,8 @@ screen_client_moveto(client_t *c, int new_screen, bool dotag, bool doresize)
                                NULL, NULL, false);
 
         /* compute new coords in new screen */
-        new_f_geometry.x = (c->geometries.floating.x - from.x) + to.x;
+        new_f_geometry.x = (c->geometry.x - from.x) + to.x;
-        new_f_geometry.y = (c->geometries.floating.y - from.y) + to.y;
+        new_f_geometry.y = (c->geometry.y - from.y) + to.y;
 
         /* check that new coords are still in the screen */
         if(new_f_geometry.width > to.width)
@@ -385,13 +385,10 @@ screen_client_moveto(client_t *c, int new_screen, bool dotag, bool doresize)
 
             client_resize(c, new_geometry, false);
         }
-        /* if floating, move to this new coords */
+        /* move to this new coords */
-        else if(client_isfloating(c))
-            client_resize(c, new_f_geometry, false);
-        /* otherwise just register them */
         else
         {
-            c->geometries.floating = new_f_geometry;
+            client_resize(c, new_f_geometry, false);
             if(wasvisible)
                 globalconf.screens[old_screen].need_arrange = true;
             client_need_arrange(c);

structs.h

@@ -155,8 +155,6 @@ struct client_t
     area_t geometry;
     struct
     {
-        /** Client floating geometry. */
-        area_t floating;
         /** Client geometry when (un)fullscreen */
         area_t fullscreen;
         /** Client geometry when (un)-max */
@@ -175,8 +173,6 @@ struct client_t
     bool issticky;
     /** Has urgency hint */
     bool isurgent;
-    /** true if the window is floating */
-    bool isfloating;
     /** True if the client is hidden */
     bool ishidden;
     /** True if the client is minimized */