Add select_screen method

README.md

@@ -51,7 +51,7 @@ while the `Control` key is used to max out the effect.
 
 | Modifier 1 | Modifier 2   |  Modifier 3  | Effect                                                |
 | :--------: | :----------: | :----------: | ----------------------------------------------------- |
-| `Mod4`     |              |              | Move the focus on the tiled layer                     |
+| `Mod4`     |              |              | Move the focus om the tiled layer                     |
 | `Mod4`     |              | `Control`    | Move the focus on the floating layer                  |
 | `Mod4`     | `Shift`      |              | Move a client in the tiled or floating layer          |
 | `Mod4`     | `Shift`      | `Control`    | Move a floating client to the far side of that screen |
@@ -95,3 +95,8 @@ be removed from rc.lua.
 -- Swap clients across screen instead of adding them to the other tag
 collision.settings.swap_across_screen = true
 ```
+
+# Other
+
+The `collision.select_screen(idx)` function allow to select a screen and can be
+assigned to shortcuts.

init.lua

@@ -10,6 +10,7 @@ local module = {
   _max    = require( "collision.max"   ),
   _screen = require( "collision.screen"),
   settings= col_utils.settings          ,
+  util    = col_utils                   ,
 }
 
 local current_mode = "focus"
@@ -125,6 +126,12 @@ function module.screen(direction, move)
   start_loop(false,max)
 end
 
+function module.select_screen(idx)
+  if idx and idx > 0 and idx < capi.screen.count() then
+    module._screen.select_screen(idx)
+  end
+end
+
 local function new(k)
   -- Replace the keys array. The new one has to have a valid mapping
   keys = k or keys

resize.lua

@@ -153,8 +153,14 @@ function module.resize(mod,key,event,direction,is_swap,is_max)
   return true
 end
 
+local corners = {
+  tl = function(geom,mouse,curX,curY) return {x=geom.x+(mouse.x-curX),y=geom.y+(mouse.y-curY),width=geom.width-(mouse.x-curX),height=geom.height-(mouse.y-curY)} end,
+  bl = function(geom,mouse,curX,curY) return {x=geom.x+(mouse.x-curX),y=geom.y               ,width=geom.width-(mouse.x-curX),height=geom.height-(curY-mouse.y)} end,
+  br = function(geom,mouse,curX,curY) return {x=geom.x               ,y=geom.y               ,width=geom.width-(curX-mouse.x),height=geom.height-(curY-mouse.y)} end,
+}
+
 -- Resize from the top left corner
-function module.mouse_resize(c,btn)
+function module.mouse_resize(c,corner)
   module.display(c)
   local geom,curX,curY = c:geometry(),capi.mouse.coords().x,capi.mouse.coords().y
   capi.mousegrabber.run(function(mouse)
@@ -162,7 +168,7 @@ function module.mouse_resize(c,btn)
       module.hide()
       return false
     elseif mouse.x ~= curX and mouse.y ~= curY then
-        c:geometry({x=geom.x+(mouse.x-curX),y=geom.y+(mouse.y-curY),width=geom.width-(mouse.x-curX),height=geom.height-(mouse.y-curY)})
+      c:geometry(corners[corner or "tl"](geom,mouse,curX,curY))
     end
     return true
   end,"fleur")

screen.lua

@@ -98,21 +98,7 @@ local function init_wiboxes(direction)
   return true
 end
 
-local function next_screen(ss,dir,move)
+local function select_screen(scr_index,move)
-  local scr_index = ss
-  for k,s in ipairs(screens) do
-    if ss == s then
-      scr_index = k
-      break
-    end
-  end
-
-  if dir == "left" then
-    scr_index = scr_index == 1 and #screens or scr_index - 1
-  elseif dir == "right" then
-    scr_index = scr_index == #screens and 1 or scr_index+1
-  end
-
   local geom = capi.screen[scr_index].geometry
   capi.mouse.coords({x=geom.x+geom.width/2,y=geom.y+geom.height/2+55})
 
@@ -130,6 +116,24 @@ local function next_screen(ss,dir,move)
   return scr_index
 end
 
+local function next_screen(ss,dir,move)
+  local scr_index = ss
+  for k,s in ipairs(screens) do
+    if ss == s then
+      scr_index = k
+      break
+    end
+  end
+
+  if dir == "left" then
+    scr_index = scr_index == 1 and #screens or scr_index - 1
+  elseif dir == "right" then
+    scr_index = scr_index == #screens and 1 or scr_index+1
+  end
+
+  return select_screen(scr_index,move)
+end
+
 function module.display(_,dir,move)
   if #wiboxes == 0 then
     init_wiboxes(dir)
@@ -168,5 +172,9 @@ print("LA",mod and #mod)
   return true
 end
 
+function module.select_screen(idx)
+  select_screen(idx,false)
+end
+
 return module
 -- kate: space-indent on; indent-width 2; replace-tabs on;