nsis disable next button of component page -


i writing installer using nsis. on ".oninit" iam checking prerequisite software there or not , based on want enable or disable "next" button of component page.here iam trying

function .oninit      ${if} $javaexists == false ;check if java installed           ${orif} $tomcatexists == false ;check if tomcat installed                ${orif} $mysqlexists == false ;check if mysql installed                ;code disable next button of component page ${endif} functionend

the component page not exist in .oninit, need call getdlgitem+enablewindow in show callback component page...


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