Creation of an App for android and ios.
The app must be capable to command an excel file, in particular to navigate between the sheets of the file;
- at the opening the app check if Microsoft Excel is installed in the phone, otherwise it asks the user to install;
- the app downloads an Excel file from a private url;
- the app opens the excel file and the app command buttons allow to select the different sheets;
- the app is a sort of cover of an excel file and the button are superimposed on the screen;
the users of the app will be a civil engineers; the app will perform static calculation implemented in an excel file; the excel file already exists; the app will be able to command this file.