getting ready to add complexity

README.md

@@ -0,0 +1,14 @@
+# taro
+
+`mblaze` frontend in `uxn` and `crystal`
+
+## messages
+
+Even messages go from `taro-ctl` to the `uxn` windows.
+
+- `0`: mailbox list
+- `2`: list mail in mailbox
+
+Odd messages go from the `uxn` windows to `taro-ctl`.
+
+- `1`: change/refresh mailbox

taro-ctl.cr

@@ -22,7 +22,6 @@ module Taro
     end
     
     def initialize(@type, @data)
-      
     end
   end
 
@@ -114,6 +113,12 @@ module Taro
   end
   
   class MblazeProxy
+    @mailbox : String
+  
+    def initialize
+      @mailbox = "INBOX"
+    end
+  
     def list_mail(box : String = "INBOX")
       mailCmd = "
         mbox=${MBOX_ROOT}/#{box}
@@ -133,6 +138,10 @@ module Taro
       Process.run(mailCmd, shell: true, output: io)
       return io.to_s
     end
+    
+    def set_mbox(box : String)
+      @mailbox = box
+    end
   end
 
   class TaroCtl
@@ -179,6 +188,8 @@ loop do
   when taro.mainWindow.lifetime.receive?
     exit
   when m = taro.mainWindow.msg.receive
-    # do something
+    case m.type
+    when 1 then taro.mblaze.set_mbox(m.data.to_s)
+    end
   end
 end

taro-ls.tal

@@ -1,6 +1,13 @@
 ( taro-ls: list mail, navigate mailboxes, and perform actions on mail )
 
+( message types )
+
+%MBOX_LIST { #00 }
+%GET_MBOX { #01 }
 %MAIL_LIST { #02 }
+
+( UI constants )
+
 %TOP_SECTION { #0020 }
 %BOTTOM_SECTION { #0040 }
 
@@ -21,10 +28,11 @@
 
 |0000
 
-@wipe_fg [ $1 ]
+@refresh [ &mboxes $1 &list $1 &fg $1 ]
 @resizing [ $1 &x $2 &y $2 &dx $2 &dy $2 ]
 @decoding [ $1 &msg_type $1 &counting $1 &count $2 &processed $2 ]
-@list [ &bytes $2 &len $1 &offset $2 &elem_offset $1 &top $2 &height $1 &select_index $2 &update $1 ]
+@mboxes [ &bytes $2 &len $1 &offset $2 &elem_offset $1 &top $2 &height $1 &select_index $2 &sb_len $1 &sb_pos $2 &sb_step $2 ]
+@list [ &bytes $2 &len $1 &offset $2 &elem_offset $1 &top $2 &height $1 &select_index $2 &sb_len $1 &sb_pos $2 &sb_step $2 ]
 @sb [ &len $1 &pos $2 &step $2 ]
 
 ( program )
@@ -40,7 +48,7 @@
   #0200 .Screen/height DEO2
   
   .Screen/height DEI2 TOP_SECTION BOTTOM_SECTION ADD2 SUB2 #03 SFT2 NIP .list/height STZ
-  #01 .wipe_fg STZ
+  #01 .refresh/fg STZ
   
   ;on_screen .Screen/vector DEO2
   ;on_mouse .Mouse/vector DEO2
@@ -67,7 +75,7 @@ BRK
     POP ;list_data .decoding/processed LDZ2 ADD2 STA
     decode_inc_count .list/bytes STZ2
     ,&count JMP
-    #01 .list/update STZ
+    #01 .refresh/list STZ
   &no_mail_list
   POP
 
@@ -93,12 +101,12 @@ BRK
 JMP2r
 
 @decode_is_done ( -- bit )
-  #01 .list/update STZ
+  #01 .refresh/list STZ
   .decoding/processed LDZ2 .decoding/count LDZ2 EQU2
 JMP2r
 
 @on_mouse ( -> )
-  #01 .wipe_fg STZ
+  #01 .refresh/fg STZ
   get_select_idx_by_mouse
 
   .resizing LDZ #00 EQU ,&resz_check JCN
@@ -150,7 +158,7 @@ BRK
   ,&chk_release JMP
   
   &chk_release
-  #01 .list/update STZ
+  #01 .refresh/list STZ
   .Screen/height DEI2 TOP_SECTION BOTTOM_SECTION ADD2 SUB2 #03 SFT2 NIP .list/height STZ
   .Mouse/state DEI
 
@@ -159,16 +167,16 @@ JMP2r
 @on_screen ( -> )
 
 
-  .list/update LDZ #00 EQU ,&no_list JCN
+  .refresh/list LDZ #00 EQU ,&no_list JCN
     draw_mail_list
     draw_scrollbar
-    #00 .list/update STZ
+    #00 .refresh/list STZ
   &no_list
-  .wipe_fg LDZ #00 EQU ,&no_fg JCN
+  .refresh/fg LDZ #00 EQU ,&no_fg JCN
     clear_fg
     draw_resize_handle
     draw_cursor
-    #00 .wipe_fg STZ
+    #00 .refresh/fg STZ
   &no_fg
 
 BRK
@@ -349,7 +357,7 @@ JMP2r
   
   .Mouse/y DEI2 TOP_SECTION SUB2 #03 SFT2 .list/top LDZ2 ADD2 .list/select_index STZ2
 
-  #01 .list/update STZ
+  #01 .refresh/list STZ
   .Mouse/state DEI #00 EQU ,&no_click JCN
     .list/select_index LDZ2 .list/len LDZ2 GTH2 ,&no_click JCN
   &no_click
@@ -364,7 +372,7 @@ JMP2r
   .list/top LDZ2 #0000 EQU2 ,&no_scroll_up JCN
     .list/top LDZ2 #0001 SUB2 .list/top STZ2
     ;update_sb_pos JSR2
-    #01 .list/update STZ
+    #01 .refresh/list STZ
   &no_scroll_up
 JMP2r
 
@@ -373,7 +381,7 @@ JMP2r
   .list/top LDZ2 #00 .list/height LDZ ADD2 .list/len LDZ2 EQU2 ,&no_scroll_down JCN
     .list/top LDZ2 INC2 .list/top STZ2
     ;update_sb_pos JSR2
-    #01 .list/update STZ
+    #01 .refresh/list STZ
   &no_scroll_down
 JMP2r