Basically what we say is:
- Make sure to turn off animations when the app is inactive
- Make sure to turn off sensors when they are not needed
- Code that uses fewer CPU cycles also uses less battery
I really recommend reading the full article - it's a good read and it has graphs that shows the measured power consumption when running these examples.
The check out the code, go here.
To install the different examples on your Symbian^1 phone, download them here:
Note: Make sure you have Qt 4.6.3 (or later) + QtMobility installed.