Hi all!
Since I'm getting a lot of questions related to game controls, here is a small instruction.
I'm skipping mouse, because it seems intuitive enough :)
As for gamepads. They must support XInput API or in other words must be XBox compatible gamepads.
Menu
Keyboard:
Arrow keys for navigation. Enter for pressing items.
For volume bars and Level editor tanks selection Left and Right arrow keys can be used.
Gamepad:
Left stick, Right stick or D-pad for navigation. A, B, X, Y (XBox gamepad) for pressing items.
For volume bars and Level editor tanks selection Left and Right directions of sticks or D-pad can be used.
Game
Keyboard
Can be used for 1 or 2 players.
Player 1: arrow keys for movement, Space for shooting
Player 2: WASD for movement, left CTRL for shooting.
Press Escape for pause + menu.
Gamepad:
Left stick, Right stick or D-pad for movement. A, B (XBox gamepad) or Right shoulder trigger for shooting.
Start or Back (XBox gamepad) for pause + menu.
Level list
Keyboard:
Arrow keys for navigation or selecting item action. Enter for opening item actions.
Press Escape for menu.
Left stick, Right stick or D-pad for navigation or selecting item action. A, B, X, Y (XBox gamepad) for opening item actions.
Level editor
Keyboard
Arrow keys for cursor movement. Space for placing object or using erase.
PageUp/PageDown for switching current object.
Press Escape for menu.
Gamepad
Left stick, Right stick or D-pad for cursor movement. A (XBox gamepad) for placing object or erasing. X, B (XBox gamepad), Left/Right shoulder button for switching current object.
Start or Back (XBox gamepad) for menu.