Added arrow key control for processes and the like, and fixed off by one error.

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "bottom"
-version = "0.1.0-alpha.3"
+version = "0.1.0-alpha.4"
 authors = ["Clement Tsang <clementjhtsang@gmail.com>"]
 edition = "2018"
 repository = "https://github.com/ClementTsang/bottom"

src/canvas.rs

@@ -251,7 +251,7 @@ pub fn draw_data<B : backend::Backend>(terminal : &mut Terminal<B>, app_state :
 					if app_state.currently_selected_process_position < num_rows {
 						0
 					}
-					else if app_state.currently_selected_process_position - num_rows <= app_state.previous_process_position {
+					else if app_state.currently_selected_process_position - num_rows < app_state.previous_process_position {
 						app_state.previous_process_position
 					}
 					else {

src/convert_data.rs

@@ -5,7 +5,7 @@ pub fn update_temp_row(app_data : &data_collection::Data, temp_type : &data_coll
 	let mut sensor_vector : Vec<Vec<String>> = Vec::new();
 
 	if (&app_data.list_of_temperature_sensor).is_empty() {
-		sensor_vector.push(vec!["None Found".to_string(), "".to_string()])
+		sensor_vector.push(vec!["No Sensors Found".to_string(), "".to_string()])
 	}
 	else {
 		for sensor in &app_data.list_of_temperature_sensor {

src/main.rs

@@ -180,6 +180,8 @@ fn main() -> error::Result<()> {
 						KeyEvent::Char('l') | KeyEvent::Right => app.on_right(),
 						KeyEvent::Char('k') | KeyEvent::Up => app.on_up(),
 						KeyEvent::Char('j') | KeyEvent::Down => app.on_down(),
+						KeyEvent::ShiftUp => app.decrement_position_count(),
+						KeyEvent::ShiftDown => app.increment_position_count(),
 						KeyEvent::Char(c) => app.on_key(c), // TODO: We can remove the 'q' event and just move it to the quit?
 						_ => {}
 					}