add --no-meters option to hide meters directly from CLI

CommandLine.c

@@ -54,12 +54,14 @@ static void printHelpFlag(const char* name) {
           "-C --no-color                   Use a monochrome color scheme\n"
           "-d --delay=DELAY                Set the delay between updates, in tenths of seconds\n"
           "-F --filter=FILTER              Show only the commands matching the given filter\n"
+          "   --no-function-bar             Hide the function bar\n"
           "-h --help                       Print this help screen\n"
           "-H --highlight-changes[=DELAY]  Highlight new and old processes\n", name);
 #ifdef HAVE_GETMOUSE
    printf("-M --no-mouse                   Disable the mouse\n");
 #endif
-   printf("-n --max-iterations=NUMBER      Exit htop after NUMBER iterations/frame updates\n"
+   printf("   --no-meters                  Hide meters\n"
+          "-n --max-iterations=NUMBER      Exit htop after NUMBER iterations/frame updates\n"
           "-p --pid=PID[,PID,PID...]       Show only the given PIDs\n"
           "   --readonly                   Disable all system and process changing features\n"
           "-s --sort-key=COLUMN            Sort by COLUMN in list view (try --sort-key=help for a list)\n"
@@ -91,6 +93,8 @@ typedef struct CommandLineSettings_ {
    bool highlightChanges;
    int highlightDelaySecs;
    bool readonly;
+   bool hideMeters;
+   bool hideFunctionBar;
 } CommandLineSettings;
 
 static CommandLineStatus parseArguments(int argc, char** argv, CommandLineSettings* flags) {
@@ -111,6 +115,8 @@ static CommandLineStatus parseArguments(int argc, char** argv, CommandLineSettin
       .highlightChanges = false,
       .highlightDelaySecs = -1,
       .readonly = false,
+      .hideMeters = false,
+      .hideFunctionBar = false,
    };
 
    const struct option long_opts[] =
@@ -125,9 +131,12 @@ static CommandLineStatus parseArguments(int argc, char** argv, CommandLineSettin
       {"no-colour",  no_argument,         0, 'C'},
       {"no-mouse",   no_argument,         0, 'M'},
       {"no-unicode", no_argument,         0, 'U'},
+      {"no-meters",  no_argument,         0, 129},
       {"tree",       no_argument,         0, 't'},
       {"pid",        required_argument,   0, 'p'},
       {"filter",     required_argument,   0, 'F'},
+      {"no-functionbar", no_argument,     0, 130},
+      {"no-function-bar", no_argument,    0, 130},
       {"highlight-changes", optional_argument, 0, 'H'},
       {"readonly",   no_argument,         0, 128},
       PLATFORM_LONG_OPTIONS
@@ -224,6 +233,9 @@ static CommandLineStatus parseArguments(int argc, char** argv, CommandLineSettin
          case 'U':
             flags->allowUnicode = false;
             break;
+         case 129:
+            flags->hideMeters = true;
+            break;
          case 't':
             flags->treeView = true;
             break;
@@ -255,6 +267,9 @@ static CommandLineStatus parseArguments(int argc, char** argv, CommandLineSettin
             }
             free_and_xStrdup(&flags->commFilter, optarg);
             break;
+         case 130:
+            flags->hideFunctionBar = true;
+            break;
          case 'H': {
             const char* delay = optarg;
             if (!delay && optind < argc && argv[optind] != NULL &&
@@ -364,6 +379,8 @@ int CommandLine_run(int argc, char** argv) {
       }
       ScreenSettings_setSortKey(settings->ss, flags.sortKey);
    }
+   if (flags.hideFunctionBar)
+      settings->hideFunctionBar = 2;
 
    host->iterationsRemaining = flags.iterationsRemaining;
    CRT_init(settings, flags.allowUnicode, flags.iterationsRemaining != -1);
@@ -380,7 +397,7 @@ int CommandLine_run(int argc, char** argv) {
       .failedUpdate = NULL,
       .pauseUpdate = false,
       .hideSelection = false,
-      .hideMeters = false,
+      .hideMeters = flags.hideMeters,
    };
 
    MainPanel_setState(panel, &state);

htop.1.in

@@ -53,6 +53,9 @@ in monochrome mode
 Filter processes by terms matching the commands. The terms are matched
 case-insensitive and as fixed strings (not regexs). You can separate multiple terms with "|".
 .TP
+\fB\-\-no-function-bar\fR
+Hide the function bar
+.TP
 \fB\-h \-\-help
 Display a help message and exit
 .TP
@@ -73,6 +76,9 @@ Do not use unicode but ASCII characters for graph meters
 \fB\-M \-\-no-mouse\fR
 Disable support of mouse control
 .TP
+\fB\-\-no-meters\fR
+Hide graph meters
+.TP
 \fB\-\-readonly\fR
 Disable all system and process changing features
 .TP