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#Tutorial Android – Creiamo la prima App 
In questo tutorial vediamo 
come creare la prima app. 
E un app molto semplice. 
Il classico hello world. 
Gennaro70 1
Aprire un nuovo Progetto 
• Andiamo in c:Androideclipse 
• Avviamo eclipse 
• Clicchiamo su file > New > android application project 
Gennaro70 2
Impostazioni Iniziali 
• 1 – Nome Applicazione prima lettera in maiuscolo 
• 2 – Scegliere un nome pacchetto. Il predefinito e 
com.example.nomeapplicazione. 
• 3 – Scegliere sdk minimo – come api8: 2.2 
• 4 – Scegliere il target sdk – come api19: 4.4 
• 5 – Compile with e Theme lasciateli come sono 
• 6 – Cliccate su next 
Gennaro70 3
Configurazione Progetto 
• Lasciate tutto invariato e cliccate su next 
Gennaro70 4
Configurazione Progetto 
• Lasciate tutto invariato e cliccate su next 
Gennaro70 5
Configurazione Progetto 
• Lasciate tutto invariato e cliccate su next 
Gennaro70 6
Configurazione Progetto 
• Lasciate questo nome per questa activity 
• Cliccare su finish 
Gennaro70 7
Progetto Creato 
• In automatico 
eclipse apre 
MainActivity.java e 
activty_main.xml 
• Questa e la visione 
graphical layout 
del file 
activity_main.xml 
• Cliccando da 
graphical layout a 
activity_main.xml 
si passa alla 
modalità codice 
Gennaro70 8
Progetto Creato 
• Questo e il codice 
della nostra activity 
iniziale. 
• Come vedete 
abbiamo solo un 
relative layout con 
una textview 
• Dove ci viene 
mostrato a 
schermo il saluto 
hello world 
Gennaro70 9

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#Tutorial android la prima app

  • 1. #Tutorial Android – Creiamo la prima App In questo tutorial vediamo come creare la prima app. E un app molto semplice. Il classico hello world. Gennaro70 1
  • 2. Aprire un nuovo Progetto • Andiamo in c:Androideclipse • Avviamo eclipse • Clicchiamo su file > New > android application project Gennaro70 2
  • 3. Impostazioni Iniziali • 1 – Nome Applicazione prima lettera in maiuscolo • 2 – Scegliere un nome pacchetto. Il predefinito e com.example.nomeapplicazione. • 3 – Scegliere sdk minimo – come api8: 2.2 • 4 – Scegliere il target sdk – come api19: 4.4 • 5 – Compile with e Theme lasciateli come sono • 6 – Cliccate su next Gennaro70 3
  • 4. Configurazione Progetto • Lasciate tutto invariato e cliccate su next Gennaro70 4
  • 5. Configurazione Progetto • Lasciate tutto invariato e cliccate su next Gennaro70 5
  • 6. Configurazione Progetto • Lasciate tutto invariato e cliccate su next Gennaro70 6
  • 7. Configurazione Progetto • Lasciate questo nome per questa activity • Cliccare su finish Gennaro70 7
  • 8. Progetto Creato • In automatico eclipse apre MainActivity.java e activty_main.xml • Questa e la visione graphical layout del file activity_main.xml • Cliccando da graphical layout a activity_main.xml si passa alla modalità codice Gennaro70 8
  • 9. Progetto Creato • Questo e il codice della nostra activity iniziale. • Come vedete abbiamo solo un relative layout con una textview • Dove ci viene mostrato a schermo il saluto hello world Gennaro70 9