possibly working marquee

ffmpeg_progress.lua

@@ -1,62 +1,47 @@
--- take note of YtLink, I keep passing it around in order to show it as the title bar
--- of the download window, YOU WILL HAVE TO PAY ATTENTION TO IT
--- IT GOES THROUGH FUCKING EVERYTHING
--- Also it will be replaced by what the user saves the file as
--- keep that in mind as well
 require ('iuplua')
 
-local cancelflag		--set variable
-local downloadProgress		--set variable
+local cancelflag		
+local downloadProgress		
 
-local function downloadStart(YtLink)		--create button and cancle flag
+local function downloadStart(YtLink)
      cancelButton = iup.button{
         title = "Cancel",
         action = function()	      
             cancelflag = true         
-            
-            --return iup.CLOSE		--not sure if needed
-        
-         end
+          end
 
     }
     local downloadProgress = iup.progressbar{expand="HORIZONTAL", MARQUEE="YES"}	
-    local dlgProgress = iup.dialog{				   --create main window
-        title = YtLink,
+    local dlgProgress = iup.dialog{				   
+        title = "converting",
         dialogframe = "YES", border = "YES",
-        iup.vbox {			-- create vbox that contains said objects
+        iup.vbox {			
             downloadProgress,
             cancelButton,
         }
     }
-    dlgProgress.size = "QUARTERxEIGHT" 		--should be size of dialog box
-   -- dlgProgress.menubox = "NO"		-- no windows menus
-    dlgProgress.close_cb = cancelButton.action	-- calls the action of the button
-    dlgProgress:showxy(iup.CENTER, iup.CENTER)	-- show and position box
+    dlgProgress.size = "QUARTERxEIGHT" 		
+    dlgProgress.menubox = "NO"		
+    dlgProgress.close_cb = cancelButton.action	
+    dlgProgress:showxy(iup.CENTER, iup.CENTER)	
     return dlgProgress
 end
 
 
-local function DL_progress(YtLink)  -- monitor download progress
-   downloadStart(YtLink) 		  -- start the progress bar
-  -- downloadProgress.value = 0  
- --  local pipe = io.popen(YtLink)
-   os.execute(YtLink)
-    --[[repeat
-        local c = pipe:read()	  -- read the first 20 characters of each line
-        if c then 		-- if c is true then...
+local function DL_progress(YtLink) 
+   downloadStart() 		  
+   local pipe = io.popen(YtLink)
+   --os.execute(YtLink)
+   
+    repeat
+        local c = pipe:read()	  
+        if c then 		
              
-             --downloadProgress.value = c/100 -- x out of 100
-	     				     -- in this case x is the progress
-	     				     -- data we grabbed            	
-             iup.Flush()		     -- speeds everything up considerably
-             -- when changing an attribute of an element, the change may not 
-             -- take place immediately
-             -- in that case throw in a flush after the change
+             iup.Flush()		     
             
-             iup.LoopStep() -- required to work, also allows user to click button
-             iup.Flush() -- added this second flush... helps a shit ton
-             if cancelflag then  -- if cancelflag is true, then break
-             			 -- which happens if you click the button
+             iup.LoopStep() 
+             iup.Flush() 
+             if cancelflag then  
                    
                    iup.Message("Terminated", "You have canceled the conversion") 
                    iup.Flush()
@@ -69,21 +54,16 @@ local function DL_progress(YtLink)  -- monitor download progress
 
         
 
-until not c-- creating a loop until c is not true
-pipe:close() -- closing the ipopen--]]
+until not c
+pipe:close() 
 iup.Close()
+return
 end
 
 convert_mp3 = {}
 convert_mp3.go = function(tubeLink)
   DL_progress(tubeLink)
+  return
 end
 
---if you can have your script call this one and insert the link to YtLink... win
-
---local YtLink = ('http://www.youtube.com/watch?v=jrmlums5bV8')
-
-
---DL_progress( YtLink)
-