Add ctrl-u, update in-program docs

src/app.rs

@@ -410,40 +410,6 @@ impl App {
 		}
 	}
 
-	pub fn on_delete(&mut self) {
-		match self.current_widget_selected {
-			WidgetPosition::Process => self.start_dd(),
-			WidgetPosition::ProcessSearch => {
-				if self.process_search_state.search_state.is_enabled
-					&& self
-						.process_search_state
-						.search_state
-						.current_cursor_position < self
-						.process_search_state
-						.search_state
-						.current_search_query
-						.len()
-				{
-					self.process_search_state
-						.search_state
-						.current_search_query
-						.remove(
-							self.process_search_state
-								.search_state
-								.current_cursor_position,
-						);
-
-					self.update_regex();
-					self.update_process_gui = true;
-				}
-			}
-			_ => {}
-		}
-	}
-
-	/// Deletes an entire word till the next space or end
-	pub fn on_skip_backspace(&mut self) {}
-
 	pub fn is_searching(&self) -> bool {
 		self.process_search_state.search_state.is_enabled
 	}
@@ -567,6 +533,65 @@ impl App {
 		}
 	}
 
+	pub fn on_delete(&mut self) {
+		match self.current_widget_selected {
+			WidgetPosition::Process => self.start_dd(),
+			WidgetPosition::ProcessSearch => {
+				if self.process_search_state.search_state.is_enabled
+					&& self
+						.process_search_state
+						.search_state
+						.current_cursor_position < self
+						.process_search_state
+						.search_state
+						.current_search_query
+						.len()
+				{
+					self.process_search_state
+						.search_state
+						.current_search_query
+						.remove(
+							self.process_search_state
+								.search_state
+								.current_cursor_position,
+						);
+
+					self.update_regex();
+					self.update_process_gui = true;
+				}
+			}
+			_ => {}
+		}
+	}
+
+	/// Deletes an entire word till the next space or end
+	#[allow(unused_variables)]
+	pub fn on_skip_backspace(&mut self) {
+		if let WidgetPosition::ProcessSearch = self.current_widget_selected {
+			if self.process_search_state.search_state.is_enabled {
+				// Starting from the current position, work backwards on each char until we hit whitespace
+				let search_chars = self
+					.process_search_state
+					.search_state
+					.current_search_query
+					.chars();
+			}
+		}
+	}
+
+	pub fn clear_search(&mut self) {
+		if let WidgetPosition::ProcessSearch = self.current_widget_selected {
+			self.process_search_state
+				.search_state
+				.current_cursor_position = 0;
+			self.process_search_state.search_state.current_search_query = String::default();
+			self.process_search_state
+				.search_state
+				.is_invalid_or_blank_search = true;
+			self.update_process_gui = true;
+		}
+	}
+
 	pub fn on_backspace(&mut self) {
 		if let WidgetPosition::ProcessSearch = self.current_widget_selected {
 			if self.process_search_state.search_state.is_enabled

src/constants.rs

@@ -12,7 +12,7 @@ pub const DEFAULT_UNIX_CONFIG_FILE_PATH: &str = "~/.config/btm/btm.toml";
 pub const DEFAULT_WINDOWS_CONFIG_FILE_PATH: &str = "";
 
 // Help text
-pub const GENERAL_HELP_TEXT: [&str; 17] = [
+pub const GENERAL_HELP_TEXT: [&str; 15] = [
 	"General Keybindings\n\n",
 	"q, Ctrl-c      Quit bottom\n",
 	"Esc            Close filters, dialog boxes, etc.",
@@ -23,8 +23,6 @@ pub const GENERAL_HELP_TEXT: [&str; 17] = [
 	"H/J/K/L        Move currently selected widget up/down/left/right\n",
 	"Up, k          Move cursor up\n",
 	"Down, j        Move cursor down\n",
-	"Left, h        Move cursor left\n",
-	"Right, l       Move cursor right\n",
 	"?              Open the help screen\n",
 	"gg             Skip to the first entry of a list\n",
 	"G              Skip to the last entry of a list\n",
@@ -43,12 +41,17 @@ pub const PROCESS_HELP_TEXT: [&str; 8] = [
 	"Ctrl-f, /      Open up the search widget\n",
 ];
 
-pub const SEARCH_HELP_TEXT: [&str; 8] = [
+pub const SEARCH_HELP_TEXT: [&str; 13] = [
 	"Search Keybindings\n\n",
 	"Tab            Toggle between searching for PID and name.\n",
 	"Esc            Close search widget\n",
 	"Ctrl-a         Skip to the start of search widget\n",
 	"Ctrl-e         Skip to the end of search widget\n",
+	"Ctrl-u         Clear the current search query\n",
+	"Backspace      Delete the character behind the cursor\n",
+	"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",

src/main.rs

@@ -340,9 +340,10 @@ fn handle_key_event_or_break(
 						app.reset();
 					}
 				}
+				KeyCode::Char('u') => app.clear_search(),
 				KeyCode::Char('a') => app.skip_cursor_beginning(),
 				KeyCode::Char('e') => app.skip_cursor_end(),
-				KeyCode::Backspace => app.on_skip_backspace(),
+				// TODO: [FEATURE] Ctrl-backspace KeyCode::Backspace => app.on_skip_backspace(),
 				_ => {}
 			}
 		} else if let KeyModifiers::SHIFT = event.modifiers {