Colours if selected and F1-3 keys for search options

Added different colours to search options if selected; added F1-3 keys as an alternative for searching.  Both are available, but on macOS F1-3 will be suggested instead.

README.md

@@ -184,11 +184,11 @@ Run using `btm`.
 
 - `Left` and `Right` arrow keys to move the cursor within the search bar.
 
-- `Alt-c` to toggle ignoring case.
+- `Alt-c/F1` to toggle ignoring case.
 
-- `Alt-m` to toggle matching the entire word.
+- `Alt-w/F2` to toggle matching the entire word.
 
-- `Alt-r` to toggle using regex.
+- `Alt-r/F3` to toggle using regex.
 
 Note that `q` is disabled while in the search widget.
 

src/app.rs

@@ -106,15 +106,15 @@ impl Default for ProcessSearchState {
 }
 
 impl ProcessSearchState {
-	pub fn toggle_ignore_case(&mut self) {
+	pub fn search_toggle_ignore_case(&mut self) {
 		self.is_ignoring_case = !self.is_ignoring_case;
 	}
 
-	pub fn toggle_search_whole_word(&mut self) {
+	pub fn search_toggle_whole_word(&mut self) {
 		self.is_searching_whole_word = !self.is_searching_whole_word;
 	}
 
-	pub fn toggle_search_regex(&mut self) {
+	pub fn search_toggle_regex(&mut self) {
 		self.is_searching_with_regex = !self.is_searching_with_regex;
 	}
 }
@@ -463,6 +463,24 @@ impl App {
 		&self.process_search_state.search_state.current_search_query
 	}
 
+	pub fn toggle_ignore_case(&mut self) {
+		self.process_search_state.search_toggle_ignore_case();
+		self.update_regex();
+		self.update_process_gui = true;
+	}
+
+	pub fn toggle_search_whole_word(&mut self) {
+		self.process_search_state.search_toggle_whole_word();
+		self.update_regex();
+		self.update_process_gui = true;
+	}
+
+	pub fn toggle_search_regex(&mut self) {
+		self.process_search_state.search_toggle_regex();
+		self.update_regex();
+		self.update_process_gui = true;
+	}
+
 	pub fn update_regex(&mut self) {
 		if self
 			.process_search_state

src/canvas.rs

@@ -97,6 +97,7 @@ pub struct Painter {
 	pub styled_general_help_text: Vec<Text<'static>>,
 	pub styled_process_help_text: Vec<Text<'static>>,
 	pub styled_search_help_text: Vec<Text<'static>>,
+	is_mac_os: bool,
 }
 
 impl Painter {
@@ -106,6 +107,8 @@ impl Painter {
 	/// assumes that you, the programmer, are sane and do not do stupid things.
 	/// RIGHT?
 	pub fn initialize(&mut self) {
+		self.is_mac_os = cfg!(target_os = "macos");
+
 		self.styled_general_help_text.push(Text::Styled(
 			GENERAL_HELP_TEXT[0].into(),
 			self.colours.table_header_style,
@@ -1222,27 +1225,60 @@ impl Painter {
 			option_text.push(Text::raw("\n"));
 		}
 
-		let option_row = vec![
-			Text::styled("Match Case (Alt+C)", self.colours.table_header_style),
+		let case_style = if !app_state.process_search_state.is_ignoring_case {
+			self.colours.currently_selected_text_style
+		} else {
+			self.colours.text_style
+		};
+
+		let whole_word_style = if app_state.process_search_state.is_searching_whole_word {
+			self.colours.currently_selected_text_style
+		} else {
+			self.colours.text_style
+		};
+
+		let regex_style = if app_state.process_search_state.is_searching_with_regex {
+			self.colours.currently_selected_text_style
+		} else {
+			self.colours.text_style
+		};
+
+		let case_text = format!(
+			"Match Case ({})[{}]",
+			if self.is_mac_os { "F1" } else { "Alt+C" },
 			if !app_state.process_search_state.is_ignoring_case {
-				Text::styled("[*]", self.colours.table_header_style)
+				"*"
 			} else {
-				Text::styled("[ ]", self.colours.table_header_style)
-			},
-			Text::styled("     ", self.colours.table_header_style),
-			Text::styled("Match Whole Word (Alt+W)", self.colours.table_header_style),
+				" "
+			}
+		);
+
+		let whole_text = format!(
+			"Match Whole Word ({})[{}]",
+			if self.is_mac_os { "F2" } else { "Alt+W" },
 			if app_state.process_search_state.is_searching_whole_word {
-				Text::styled("[*]", self.colours.table_header_style)
+				"*"
 			} else {
-				Text::styled("[ ]", self.colours.table_header_style)
-			},
-			Text::styled("     ", self.colours.table_header_style),
-			Text::styled("Use Regex (Alt+R)", self.colours.table_header_style),
+				" "
+			}
+		);
+
+		let regex_text = format!(
+			"Use Regex ({})[{}]",
+			if self.is_mac_os { "F3" } else { "Alt+R" },
 			if app_state.process_search_state.is_searching_with_regex {
-				Text::styled("[*]", self.colours.table_header_style)
+				"*"
 			} else {
-				Text::styled("[ ]", self.colours.table_header_style)
-			},
+				" "
+			}
+		);
+
+		let option_row = vec![
+			Text::styled(&case_text, case_style),
+			Text::raw("     "),
+			Text::styled(&whole_text, whole_word_style),
+			Text::raw("     "),
+			Text::styled(&regex_text, regex_style),
 		];
 		option_text.extend(option_row);
 

src/constants.rs

@@ -50,7 +50,7 @@ pub const SEARCH_HELP_TEXT: [&str; 13] = [
 	"Delete         Delete the character at the cursor\n",
 	"Left           Move cursor left\n",
 	"Right          Move cursor right\n",
-	"Alt-c          Toggle whether to ignore case\n",
-	"Alt-m          Toggle whether to match the whole word\n",
-	"Alt-r          Toggle whether to use regex\n",
+	"Alt-c/F1       Toggle whether to ignore case\n",
+	"Alt-w/F2       Toggle whether to match the whole word\n",
+	"Alt-r/F3       Toggle whether to use regex\n",
 ];

src/main.rs

@@ -42,7 +42,10 @@ mod canvas;
 mod constants;
 mod data_conversion;
 
-use app::data_harvester::{self, processes::ProcessSorting};
+use app::{
+	data_harvester::{self, processes::ProcessSorting},
+	App,
+};
 use constants::*;
 use data_conversion::*;
 use utils::error::{self, BottomError};
@@ -155,7 +158,7 @@ fn main() -> error::Result<()> {
 	let show_disabled_data = get_show_disabled_data_option(&matches, &config);
 
 	// Create "app" struct, which will control most of the program and store settings/state
-	let mut app = app::App::new(
+	let mut app = App::new(
 		show_average_cpu,
 		temperature_type,
 		update_rate_in_milliseconds as u64,
@@ -301,7 +304,7 @@ fn main() -> error::Result<()> {
 	Ok(())
 }
 
-fn handle_mouse_event(event: MouseEvent, app: &mut app::App) {
+fn handle_mouse_event(event: MouseEvent, app: &mut App) {
 	match event {
 		MouseEvent::ScrollUp(_x, _y, _modifiers) => app.decrement_position_count(),
 		MouseEvent::ScrollDown(_x, _y, _modifiers) => app.increment_position_count(),
@@ -310,7 +313,7 @@ fn handle_mouse_event(event: MouseEvent, app: &mut app::App) {
 }
 
 fn handle_key_event_or_break(
-	event: KeyEvent, app: &mut app::App, rtx: &std::sync::mpsc::Sender<ResetEvent>,
+	event: KeyEvent, app: &mut App, rtx: &std::sync::mpsc::Sender<ResetEvent>,
 ) -> bool {
 	if event.modifiers.is_empty() {
 		// Required catch for searching - otherwise you couldn't search with q.
@@ -331,11 +334,45 @@ fn handle_key_event_or_break(
 			KeyCode::Tab => app.on_tab(),
 			KeyCode::Backspace => app.on_backspace(),
 			KeyCode::Delete => app.on_delete(),
+			KeyCode::F(1) => {
+				if app.is_in_search_widget() {
+					app.toggle_ignore_case();
+				}
+			}
+			KeyCode::F(2) => {
+				if app.is_in_search_widget() {
+					app.toggle_search_whole_word();
+				}
+			}
+			KeyCode::F(3) => {
+				if app.is_in_search_widget() {
+					app.toggle_search_regex();
+				}
+			}
 			_ => {}
 		}
 	} else {
 		// Otherwise, track the modifier as well...
-		if let KeyModifiers::CONTROL = event.modifiers {
+		if let KeyModifiers::ALT = event.modifiers {
+			match event.code {
+				KeyCode::Char('c') | KeyCode::Char('C') => {
+					if app.is_in_search_widget() {
+						app.toggle_ignore_case();
+					}
+				}
+				KeyCode::Char('w') | KeyCode::Char('W') => {
+					if app.is_in_search_widget() {
+						app.toggle_search_whole_word();
+					}
+				}
+				KeyCode::Char('r') | KeyCode::Char('R') => {
+					if app.is_in_search_widget() {
+						app.toggle_search_regex();
+					}
+				}
+				_ => {}
+			}
+		} else if let KeyModifiers::CONTROL = event.modifiers {
 			if event.code == KeyCode::Char('c') {
 				return true;
 			}
@@ -367,31 +404,6 @@ fn handle_key_event_or_break(
 				KeyCode::Char(caught_char) => app.on_char_key(caught_char),
 				_ => {}
 			}
-		} else if let KeyModifiers::ALT = event.modifiers {
-			match event.code {
-				KeyCode::Char('c') | KeyCode::Char('C') => {
-					if app.is_in_search_widget() {
-						app.process_search_state.toggle_ignore_case();
-						app.update_regex();
-						app.update_process_gui = true;
-					}
-				}
-				KeyCode::Char('w') | KeyCode::Char('W') => {
-					if app.is_in_search_widget() {
-						app.process_search_state.toggle_search_whole_word();
-						app.update_regex();
-						app.update_process_gui = true;
-					}
-				}
-				KeyCode::Char('r') | KeyCode::Char('R') => {
-					if app.is_in_search_widget() {
-						app.process_search_state.toggle_search_regex();
-						app.update_regex();
-						app.update_process_gui = true;
-					}
-				}
-				_ => {}
-			}
 		}
 	}
 
@@ -554,7 +566,7 @@ fn get_show_disabled_data_option(matches: &clap::ArgMatches<'static>, config: &C
 	false
 }
 
-fn enable_app_grouping(matches: &clap::ArgMatches<'static>, config: &Config, app: &mut app::App) {
+fn enable_app_grouping(matches: &clap::ArgMatches<'static>, config: &Config, app: &mut App) {
 	if matches.is_present("GROUP_PROCESSES") {
 		app.toggle_grouping();
 	} else if let Some(flags) = &config.flags {
@@ -566,41 +578,39 @@ fn enable_app_grouping(matches: &clap::ArgMatches<'static>, config: &Config, app
 	}
 }
 
-fn enable_app_case_sensitive(
-	matches: &clap::ArgMatches<'static>, config: &Config, app: &mut app::App,
-) {
+fn enable_app_case_sensitive(matches: &clap::ArgMatches<'static>, config: &Config, app: &mut App) {
 	if matches.is_present("CASE_SENSITIVE") {
-		app.process_search_state.toggle_ignore_case();
+		app.process_search_state.search_toggle_ignore_case();
 	} else if let Some(flags) = &config.flags {
 		if let Some(case_sensitive) = flags.case_sensitive {
 			if case_sensitive {
-				app.process_search_state.toggle_ignore_case();
+				app.process_search_state.search_toggle_ignore_case();
 			}
 		}
 	}
 }
 
 fn enable_app_match_whole_word(
-	matches: &clap::ArgMatches<'static>, config: &Config, app: &mut app::App,
+	matches: &clap::ArgMatches<'static>, config: &Config, app: &mut App,
 ) {
 	if matches.is_present("WHOLE_WORD") {
-		app.process_search_state.toggle_search_whole_word();
+		app.process_search_state.search_toggle_whole_word();
 	} else if let Some(flags) = &config.flags {
 		if let Some(whole_word) = flags.whole_word {
 			if whole_word {
-				app.process_search_state.toggle_search_whole_word();
+				app.process_search_state.search_toggle_whole_word();
 			}
 		}
 	}
 }
 
-fn enable_app_use_regex(matches: &clap::ArgMatches<'static>, config: &Config, app: &mut app::App) {
+fn enable_app_use_regex(matches: &clap::ArgMatches<'static>, config: &Config, app: &mut App) {
 	if matches.is_present("REGEX_DEFAULT") {
-		app.process_search_state.toggle_search_regex();
+		app.process_search_state.search_toggle_regex();
 	} else if let Some(flags) = &config.flags {
 		if let Some(regex) = flags.regex {
 			if regex {
-				app.process_search_state.toggle_search_regex();
+				app.process_search_state.search_toggle_regex();
 			}
 		}
 	}
@@ -650,7 +660,7 @@ fn get_default_widget(matches: &clap::ArgMatches<'static>, config: &Config) -> a
 
 fn try_drawing(
 	terminal: &mut tui::terminal::Terminal<tui::backend::CrosstermBackend<std::io::Stdout>>,
-	app: &mut app::App, painter: &mut canvas::Painter,
+	app: &mut App, painter: &mut canvas::Painter,
 ) -> error::Result<()> {
 	if let Err(err) = painter.draw_data(terminal, app) {
 		cleanup_terminal(terminal)?;
@@ -777,7 +787,7 @@ fn panic_hook(panic_info: &PanicInfo<'_>) {
 	.unwrap();
 }
 
-fn update_final_process_list(app: &mut app::App) {
+fn update_final_process_list(app: &mut App) {
 	let mut filtered_process_data: Vec<ConvertedProcessData> = if app.is_grouped() {
 		app.canvas_data
 			.grouped_process_data
@@ -841,7 +851,7 @@ fn update_final_process_list(app: &mut app::App) {
 	app.canvas_data.finalized_process_data = filtered_process_data;
 }
 
-fn sort_process_data(to_sort_vec: &mut Vec<ConvertedProcessData>, app: &app::App) {
+fn sort_process_data(to_sort_vec: &mut Vec<ConvertedProcessData>, app: &App) {
 	to_sort_vec.sort_by(|a, b| utils::gen_util::get_ordering(&a.name, &b.name, false));
 
 	match app.process_sorting_type {