refactor: mostly add back tree mode for process

Mouse control on collapse is not working yet, need to do some work
internally first.

Cargo.toml

@@ -25,8 +25,6 @@ doc = false
 [profile.release]
 debug = 0
 lto = true
-# debug = true
-# lto = false
 opt-level = 3
 codegen-units = 1
 
@@ -36,7 +34,7 @@ default = ["fern", "log", "battery"]
 [dependencies]
 anyhow = "1.0.40"
 backtrace = "0.3.59"
-crossterm = "0.20.0"
+crossterm = "0.22.1"
 ctrlc = { version = "3.1.9", features = ["termination"] }
 clap = "2.33"
 cfg-if = "1.0"
@@ -45,12 +43,12 @@ enum_dispatch = "0.3.7"
 float-ord = "0.3.2"
 futures = "0.3.14"
 futures-timer = "3.0.2"
-fxhash = "0.2.1"
 indexmap = "1.6.2"
 indextree = "4.3.1"
 itertools = "0.10.0"
 once_cell = "1.5.2"
 regex = "1.5.4"
+rustc-hash = "1.1.0"
 serde = { version = "1.0.125", features = ["derive"] }
 # Sysinfo is still used in Linux for the ProcessStatus
 sysinfo = "0.18.2"

docs/content/configuration/command-line-flags.md

@@ -17,8 +17,6 @@ The following flags can be provided to bottom in the command line to change the
 | `-C, --config <CONFIG PATH>`          | Sets the location of the config file.                          |
 | `-u, --current_usage`                 | Sets process CPU% to be based on current CPU%.                 |
 | `-t, --default_time_value <MS>`       | Default time value for graphs in ms.                           |
-| `--default_widget_count <INT>`        | Sets the n'th selected widget type as the default.             |
-| `--default_widget_type <WIDGET TYPE>` | Sets the default widget type, use --help for more info.        |
 | `--disable_advanced_kill`             | Hides advanced options to stop a process on Unix-like systems. |
 | `--disable_click`                     | Disables mouse clicks.                                         |
 | `-m, --dot_marker`                    | Uses a dot marker for graphs.                                  |

sample_configs/default_config.toml

@@ -38,9 +38,6 @@
 #time_delta = 15000
 # Hides the time scale.
 #hide_time = false
-# Override layout default widget
-#default_widget_type = "proc"
-#default_widget_count = 1
 # Use basic mode
 #basic = false
 # Use the old network legend style

sample_configs/demo_config.toml

@@ -11,5 +11,3 @@ group_processes = false
 case_sensitive = false
 whole_word = false
 regex = true
-default_widget_type = "cpu"
-default_widget_count = 1

src/app.rs

@@ -10,8 +10,8 @@ pub mod widgets;
 use std::time::Instant;
 
 use crossterm::event::{KeyCode, KeyEvent, KeyModifiers, MouseEvent};
-use fxhash::FxHashMap;
 use indextree::{Arena, NodeId};
+use rustc_hash::FxHashMap;
 
 pub use data_farmer::*;
 use data_harvester::temperature;
@@ -474,7 +474,7 @@ impl AppState {
     }
 
     #[cfg(target_family = "unix")]
-    pub fn on_number(&mut self, number_char: char) {
+    fn on_number(&mut self, number_char: char) {
         if self.delete_dialog_state.is_showing_dd {
             if self
                 .delete_dialog_state
@@ -507,7 +507,7 @@ impl AppState {
         }
     }
 
-    pub fn on_left_key(&mut self) {
+    fn on_left_key(&mut self) {
         // if !self.is_in_dialog() {
         //     match self.current_widget.widget_type {
         //         BottomWidgetType::ProcSearch => {
@@ -566,7 +566,7 @@ impl AppState {
         // }
     }
 
-    pub fn on_right_key(&mut self) {
+    fn on_right_key(&mut self) {
         // if !self.is_in_dialog() {
         //     match self.current_widget.widget_type {
         //         BottomWidgetType::ProcSearch => {
@@ -626,7 +626,7 @@ impl AppState {
         // }
     }
 
-    pub fn start_killing_process(&mut self) {
+    fn start_killing_process(&mut self) {
         todo!()
 
         // if let Some(proc_widget_state) = self
@@ -666,7 +666,7 @@ impl AppState {
         // }
     }
 
-    pub fn kill_highlighted_process(&mut self) -> Result<()> {
+    fn kill_highlighted_process(&mut self) -> Result<()> {
         // if let BottomWidgetType::Proc = self.current_widget.widget_type {
         //     if let Some(current_selected_processes) = &self.to_delete_process_list {
         //         #[cfg(target_family = "unix")]