fixed get client geometry

init.lua

@@ -130,7 +130,6 @@ function revelation.expose(args)
     local t={}
     local zt={}
 
-
     for scr=1,capi.screen.count() do
 
         all_tags = awful.tag.gettags(scr)
@@ -155,19 +154,63 @@ function revelation.expose(args)
 
     local hintindex = {} -- Table of visible clients with the hint letter as the keys
     local clientlist = awful.client.visible()
-    for i,thisclient in pairs(clientlist) do
-        -- Move wiboxes to center of visible windows and populate hintindex
-        local char = charorder:sub(i,i)
-        if char and char ~= '' then
-            hintindex[char] = thisclient
-            local geom = thisclient.geometry(thisclient)
-            hintbox[char].visible = true
-            hintbox[char].x = geom.x + geom.width/2 - hintsize/2
-            hintbox[char].y = geom.y + geom.height/2 - hintsize/2
-            hintbox[char].screen = thisclient.screen
+
+    if #clientlist > 0 then
+        local rows, cols = 0, 0
+        if #clientlist == 2 then
+            rows, cols = 1, 2
+        else
+            rows = math.ceil(math.sqrt(#clientlist))
+            cols = math.ceil(#clientlist / rows)
         end
-    end
+
+        for k, c in ipairs(clientlist) do
+            local char = charorder:sub(k,k)
+            k = k - 1
+            local g = {}
+            local wa = capi.screen[c.screen].workarea
+            local row, col = 0, 0
+            row = k % rows
+            col = math.floor(k / rows)
+
+            local lrows, lcols = 0, 0
+            if k >= rows * cols - rows then
+                lrows = #clientlist - (rows * cols - rows)
+                lcols = cols
+            else
+                lrows = rows
+                lcols = cols
+            end
+
+            if row == lrows - 1 then
+                g.height = wa.height - math.ceil(wa.height / lrows) * row
+                g.y = wa.height - g.height
+            else
+                g.height = math.ceil(wa.height / lrows)
+                g.y = g.height * row
+            end
+
+            if col == lcols - 1 then
+                g.width = wa.width - math.ceil(wa.width / lcols) * col
+                g.x = wa.width - g.width
+            else
+                g.width = math.ceil(wa.width / lcols)
+                g.x = g.width * col
+            end
 
+            g.y = g.y + wa.y
+            g.x = g.x + wa.x
+
+            if char and char ~= '' then
+              hintindex[char] = c
+              hintbox[char].visible = true
+              hintbox[char].x = g.x + g.width/2 - hintsize/2
+              hintbox[char].y = g.y + g.height/2 - hintsize/2
+              hintbox[char].screen = c.screen
+            end
+        end
+    end
+
     local function restore()
         local k,v
         for scr=1, capi.screen.count() do