fceux/documentation/examplelua/memwatch.lua

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-- v0.01a (not yet done!)
-- include some iup stuff and take care of cleanup
require 'auxlib';
local function toHexStr(n)
return string.format("%X",n);
end;
local mat = iup.matrix {numcol=4, numlin=10,numcol_visible=4, numlin_visible=10, width1="40", width2="80", width3="30", width4="30", ALIGNMENT1="ARIGHT", ALIGNMENT2="ALEFT"};
mat.resizematrix = "YES";
mat:setcell(0,1,"Address"); -- index 0 (i or j) will set title
mat:setcell(0,2,"Title");
mat:setcell(0,3,"Dec");
mat:setcell(0,4,"Hex");
dialogs = dialogs + 1;
handles[dialogs] =
iup.dialog{
iup.vbox{
iup.label{
title="Enter a number in the first column (can be hex)."
},
iup.label{
title="Third and fourth are values of that address."
},
iup.fill{size="5"},
mat,
iup.fill{},
},
title="St00pid memory watch",
size="215x160",
margin="10x10"
};
handles[dialogs]:showxy(iup.CENTER, iup.CENTER);
while (true) do
local cols = tonumber(mat.numcol);
for i=1,cols do
local val = tonumber(mat:getcell(i,1));
if (
--mat["edit_mode1x"..i] ~= "YES" and -- who knows what you're editing in there
val and val >= 0 and val <= 0xFFFF -- check bounds
) then
local mem = memory.readbyte(val);
mat:setcell(i,3,mem.."");
mat:setcell(i,4,toHexStr(mem));
end;
end;
mat.redraw = "C3:4";
FCEU.frameadvance();
end;