Adjust proc_box width with Shift+arrow keys

Author: vandabbin

README.md

@@ -1403,8 +1403,9 @@ proc_info_smaps = false
 #* Show proc box on left side of screen instead of right.
 proc_left = false
 
-#* Make the proc box wider when Net or Mem boxes are shown.
-proc_box_wide = false
+#* Offset value for proc box width when mem or net is shown.
+#* negative values make the proc box larger, positive values make it smaller
+proc_box_width_offset = 0
 
 #* (Linux) Filter processes tied to the Linux kernel(similar behavior to htop).
 proc_filter_kernel = false

src/btop_config.cpp

@@ -117,9 +117,10 @@ namespace Config {
 		{"proc_info_smaps",		"#* Use /proc/[pid]/smaps for memory information in the process info box (very slow but more accurate)"},
 
 		{"proc_left",			"#* Show proc box on left side of screen instead of right."},
-		
-		{"proc_box_wide",		"#* Make the proc box wider when Net or Mem boxes are shown."},
 
+		{"proc_box_width_offset", "#* Offset value for proc box width when mem or net is shown.\n"
+											"#* negative values make the proc box larger, positive values make it smaller"},
+		
 		{"proc_filter_kernel",  "#* (Linux) Filter processes tied to the Linux kernel(similar behavior to htop)."},
 
 		{"proc_follow_detailed",	"#* Should the process list follow the selected process when detailed view is open."},
@@ -342,7 +343,6 @@ namespace Config {
 		{"proc_follow_detailed", true},
 		{"follow_process", false},
 		{"update_following", false},
-		{"proc_box_wide", false},
 	#ifdef GPU_SUPPORT
 		{"nvml_measure_pcie_speeds", true},
 		{"rsmi_measure_pcie_speeds", true},
@@ -366,6 +366,7 @@ namespace Config {
 		{"proc_selected", 0},
 		{"proc_last_selected", 0},
 		{"proc_followed", 0},
+		{"proc_box_width_offset", 0},
 	};
 	std::unordered_map<std::string_view, int> intsTmp;
 

src/btop_draw.cpp

@@ -2347,8 +2347,11 @@ namespace Draw {
 			auto swap_disk = Config::getB("swap_disk");
 			auto mem_graphs = Config::getB("mem_graphs");
 
-			const bool is_proc_box_wide = Config::getB("proc_box_wide") and Proc::shown;
-			width = is_proc_box_wide ? min_width : round((double)Term::width * (Proc::shown ? width_p : 100) / 100);
+			width = round((double)Term::width * (Proc::shown ? width_p : 100) / 100) + (Proc::shown ? Config::getI("proc_box_width_offset") : 0);
+			if (width < min_width) {
+				Config::set("proc_box_width_offset", Config::getI("proc_box_width_offset") + (min_width - width));
+				width = min_width;	
+			}
 		#ifdef GPU_SUPPORT
 			height = ceil((double)Term::height * (100 - Net::height_p * Net::shown*4 / ((Gpu::shown != 0 and Cpu::shown) + 4)) / 100) - Cpu::height - Gpu::total_height;
 		#else
@@ -2412,8 +2415,11 @@ namespace Draw {
 		//* Calculate and draw net box outlines
 		if (Net::shown) {
 			using namespace Net;
-			const bool is_proc_box_wide = Config::getB("proc_box_wide") and Proc::shown;
-			width = is_proc_box_wide ? min_width : round((double)Term::width * (Proc::shown ? width_p : 100) / 100);
+			width = round((double)Term::width * (Proc::shown ? width_p : 100) / 100) + (Proc::shown ? Config::getI("proc_box_width_offset") : 0);
+			if (width < min_width) {
+				Config::set("proc_box_width_offset", Config::getI("proc_box_width_offset") + (min_width - width));
+				width = min_width;	
+			}
 		#ifdef GPU_SUPPORT
 			height = Term::height - Cpu::height - Gpu::total_height - Mem::height;
 		#else
@@ -2448,6 +2454,11 @@ namespace Draw {
 		if (Proc::shown) {
 			using namespace Proc;
 			width = Term::width - (Mem::shown ? Mem::width : (Net::shown ? Net::width : 0));
+			if (width < min_width) {
+				Config::set("proc_box_width_offset", Config::getI("proc_box_width_offset") - (min_width - width));
+				width = min_width;
+				calcSizes();
+			}
 		#ifdef GPU_SUPPORT
 			height = Term::height - Cpu::height - Gpu::total_height;
 		#else

src/btop_input.cpp

@@ -54,8 +54,11 @@ namespace Input {
 		{"OB",		"down"},
 		{"[D", 		"left"},
 		{"OD",		"left"},
+		{"[1;2D",	"shift_left"},
 		{"[C", 		"right"},
 		{"OC",		"right"},
+		{"[1;2C",	"shift_right"},
+		{"[1;2B",	"shift_down"},
 		{"[2~",		"insert"},
 		{"[4h",		"insert"},
 		{"[3~",		"delete"},
@@ -275,6 +278,20 @@ namespace Input {
 					Draw::calcSizes();
 					Runner::run("all", false, true);
 					return;
+				}
+				else if (is_in(key, "shift_left", "shift_right")) {
+					if (Proc::shown and (Mem::shown or Net::shown)) {
+						Config::set("proc_box_width_offset", Config::getI("proc_box_width_offset") + (key == "shift_left" ? (Config::getB("proc_left") ? 1 : -1) : (Config::getB("proc_left") ? -1 : 1)));
+						Draw::calcSizes();
+						Runner::run("all", false, true);
+					}
+					return;
+				}
+				else if (key == "shift_down") {
+					Config::set("proc_box_width_offset", 0);
+					Draw::calcSizes();
+					Runner::run("all", false, true);
+					return;
 				} else if (is_in(key, "ctrl_r")) {
 					kill(getpid(), SIGUSR2);
 					return;

src/btop_menu.cpp

@@ -211,6 +211,9 @@ namespace Menu {
 		{"Selected k", "Kill selected process with SIGKILL - 9."},
 		{"Selected s", "Select or enter signal to send to process."},
 		{"Selected N", "Select new nice value for selected process."},
+		{"Shift + Left", "Make the proc box wider when mem or net shown."},
+		{"Shift + Right", "Make the proc box narrower when mem or net shown."},
+		{"Shift + Down", "Reset the proc width offset to 0"},
 		{"", " "},
 		{"", "For bug reporting and project updates, visit:"},
 		{"", "https://github.com/aristocratos/btop"},
@@ -795,11 +798,6 @@ namespace Menu {
 				"",
 				"Show proc box on left side of screen",
 				"instead of right."},
-			{"proc_box_wide",
-				"Wider proc box.",
-				"",
-				"The proc box will be wider when the",
-				"net or mem boxes are shown."},
 			{"graph_symbol_proc",
 				"Graph symbol to use for graphs in proc box.",
 				"",

src/btop_tools.hpp

@@ -259,9 +259,9 @@ namespace Tools {
 		return is_in(str, "true", "True");
 	}
 
-	//* Check if a string is a valid integer value (only positive)
+	//* Check if a string is a valid integer value
 	constexpr bool isint(const std::string_view str) {
-		return std::ranges::all_of(str, ::isdigit);
+		return str[0] == '-' ? str.size() > 1 && std::ranges::all_of(str.substr(1), ::isdigit) : std::ranges::all_of(str, ::isdigit);
 	}
 
 	//* Left-trim <t_str> from <str> and return new string