bugfix + part of the new command arg system

core/src/command_args.cpp

@@ -0,0 +1,103 @@
+#include "command_args.h"
+
+int CommandArgsParser::parse(int argc, char* argv[]) {
+    for (int i = 1; i < argc; i++) {
+        std::string arg = argv[i];
+        
+        // Check for long and short name arguments
+        if (!arg.rfind("--", 0)) {
+            arg = arg.substr(2);
+        }
+        else if (!arg.rfind("-", 0)) {
+            if (aliases.find(arg[1]) == aliases.end()) {
+                printf("Unknown argument\n");
+                showHelp();
+                return -1;
+            }
+            arg = aliases[arg[1]];
+        }
+        else {
+            printf("Invalid argument\n");
+            showHelp();
+            return -1;
+        }
+
+        // Make sure the argument exists
+        if (args.find(arg) == args.end()) {
+            printf("Unknown argument\n");
+            showHelp();
+            return -1;
+        }
+
+        // Parse depending on type
+        CLIArg& carg = args[arg];
+        
+        // If not void, make sure an argument is available and retrieve it
+        if (carg.type != CLI_ARG_TYPE_VOID && i + 1 >= argc) {
+            printf("Missing argument\n");
+            showHelp();
+            return -1;
+        }
+
+        // Parse void since arg won't be needed
+        if (carg.type == CLI_ARG_TYPE_VOID) {
+            carg.bval = true;
+            continue;
+        }
+
+        // Parse types that require parsing
+        arg = argv[++i];
+        if (carg.type == CLI_ARG_TYPE_BOOL) {
+            // Enforce lower case
+            for (int i = 0; i < arg.size(); i++) { arg[i] = std::tolower(arg[i]); }
+
+            if (arg == "true" || arg == "on" || arg == "1") {
+                carg.bval = true;
+            }
+            else if (arg == "false" || arg == "off" || arg == "0") {
+                carg.bval = true;
+            }
+            else {
+                printf("Invald argument, expected bool (true, false, on, off, 1, 0)\n");
+                showHelp();
+                return -1;
+            }
+        }
+        else if (carg.type == CLI_ARG_TYPE_INT) {
+            try {
+                carg.ival = std::stoi(arg);
+            }
+            catch (std::exception e) {
+                printf("Invald argument, failed to parse integer\n");
+                showHelp();
+                return -1;
+            }
+        }
+        else if (carg.type == CLI_ARG_TYPE_FLOAT) {
+            try {
+                carg.fval = std::stod(arg);
+            }
+            catch (std::exception e) {
+                printf("Invald argument, failed to parse float\n");
+                showHelp();
+                return -1;
+            }
+        }
+        else if (carg.type == CLI_ARG_TYPE_STRING) {
+            carg.sval = arg;
+        }
+    }
+
+    return 0;
+}
+
+void CommandArgsParser::showHelp() {
+    for (auto const& [ln, arg] : args) {
+        if (arg.alias) {
+            printf("-%c\t--%s\t\t%s\n", arg.alias, ln.c_str(), arg.description.c_str());
+        }
+        else {
+            printf("  \t--%s\t\t%s\n", ln.c_str(), arg.description.c_str());
+        }
+    }
+}

core/src/command_args.h

@@ -0,0 +1,127 @@
+#pragma once
+#include <string>
+#include <map>
+#include <stdexcept>
+
+enum CLIArgType {
+    CLI_ARG_TYPE_INVALID,
+    CLI_ARG_TYPE_VOID,
+    CLI_ARG_TYPE_BOOL,
+    CLI_ARG_TYPE_INT,
+    CLI_ARG_TYPE_FLOAT,
+    CLI_ARG_TYPE_STRING
+};
+
+class CommandArgsParser;
+
+class CLIArg {
+public:
+    CLIArg() {
+        type = CLI_ARG_TYPE_INVALID;
+    }
+
+    CLIArg(char al, std::string desc) {
+        alias = al;
+        description = desc;
+        type = CLI_ARG_TYPE_VOID;
+    }
+
+    CLIArg(char al, std::string desc, bool b) {
+        alias = al;
+        description = desc;
+        type = CLI_ARG_TYPE_BOOL;
+        bval = b;
+    }
+
+    CLIArg(char al, std::string desc, int i) {
+        alias = al;
+        description = desc;
+        type = CLI_ARG_TYPE_INT;
+        ival = i;
+    }
+
+    CLIArg(char al, std::string desc, double f) {
+        alias = al;
+        description = desc;
+        type = CLI_ARG_TYPE_FLOAT;
+        fval = f;
+    }
+
+    CLIArg(char al, std::string desc, std::string s) {
+        printf("String const called\n");
+        alias = al;
+        description = desc;
+        type = CLI_ARG_TYPE_STRING;
+        sval = s;
+    }
+
+    CLIArg(char al, std::string desc, const char* s) {
+        printf("String const called\n");
+        alias = al;
+        description = desc;
+        type = CLI_ARG_TYPE_STRING;
+        sval = s;
+    }
+
+    operator bool() const {
+        if (type != CLI_ARG_TYPE_BOOL && type != CLI_ARG_TYPE_VOID) { throw std::runtime_error("Not a bool"); }
+        return bval;
+    }
+
+    operator int() const {
+        if (type != CLI_ARG_TYPE_INT) { throw std::runtime_error("Not an int"); }
+        return ival;
+    }
+
+    operator float() const {
+        if (type != CLI_ARG_TYPE_FLOAT) { throw std::runtime_error("Not a float"); }
+        return (float)fval;
+    }
+
+    operator double() const {
+        if (type != CLI_ARG_TYPE_FLOAT) { throw std::runtime_error("Not a float"); }
+        return fval;
+    }
+
+    operator std::string() const {
+        if (type != CLI_ARG_TYPE_STRING) { throw std::runtime_error("Not a string"); }
+        return sval;
+    }
+
+    friend CommandArgsParser;
+
+    CLIArgType type;
+    char alias;
+    std::string description;
+
+private:
+    bool bval;
+    int ival;
+    std::string sval;
+    double fval;
+};
+
+class CommandArgsParser {
+public:
+    void define(char shortName, std::string name, std::string desc) {
+        args[name] = CLIArg(shortName, desc);
+        aliases[shortName] = name;
+    }
+
+    template<class T>
+    void define(char shortName, std::string name, std::string desc, T defValue) {
+        args[name] = CLIArg(shortName, desc, defValue);
+        aliases[shortName] = name;
+    }
+
+    int parse(int argc, char* argv[]);
+    void showHelp();
+
+    CLIArg operator[](std::string name) {
+        return args[name];
+    }
+
+private:
+    std::map<std::string, CLIArg> args;
+    std::map<char, std::string> aliases;
+};

core/src/core.cpp

@@ -184,6 +184,7 @@ int sdrpp_main(int argc, char* argv[]) {
 
     // Themes
     defConfig["theme"] = "Dark";
+    defConfig["uiScale"] = 1.0f;
 
     defConfig["modules"] = json::array();
 
@@ -279,6 +280,9 @@ int sdrpp_main(int argc, char* argv[]) {
         core::configManager.conf["moduleInstances"][_name] = newMod;
     }
 
+    // Load UI scaling
+    style::uiScale = core::configManager.conf["uiScale"];
+
     core::configManager.release(true);
 
     if (options::opts.serverMode) { return server::main(); }

core/src/gui/main_window.cpp

@@ -450,7 +450,7 @@ void MainWindow::draw() {
     // Handle menu resize
     ImVec2 winSize = ImGui::GetWindowSize();
     ImVec2 mousePos = ImGui::GetMousePos();
-    if (!lockWaterfallControls) {
+    if (!lockWaterfallControls && showMenu) {
         float curY = ImGui::GetCursorPosY();
         bool click = ImGui::IsMouseClicked(ImGuiMouseButton_Left);
         bool down = ImGui::IsMouseDown(ImGuiMouseButton_Left);
@@ -639,6 +639,7 @@ void MainWindow::draw() {
     ImGui::SetCursorPosX((ImGui::GetWindowSize().x / 2.0) - (ImGui::CalcTextSize("Min").x / 2.0));
     ImGui::TextUnformatted("Min");
     ImGui::SetCursorPosX((ImGui::GetWindowSize().x / 2.0) - 10 * style::uiScale);
+    ImGui::SetItemUsingMouseWheel();
     if (ImGui::VSliderFloat("##_9_", wfSliderSize, &fftMin, 0.0, -160.0f, "")) {
         fftMin = std::min<float>(fftMax - 10, fftMin);
         core::configManager.acquire();

core/src/gui/menus/display.cpp

@@ -7,6 +7,7 @@
 #include <gui/main_window.h>
 #include <signal_path/signal_path.h>
 #include <gui/style.h>
+#include <utils/optionlist.h>
 
 namespace displaymenu {
     bool showWaterfall;
@@ -18,6 +19,10 @@ namespace displaymenu {
     std::string colorMapAuthor = "";
     int selectedWindow = 0;
     int fftRate = 20;
+    int uiScaleId = 0;
+    bool restartRequired = false;
+
+    OptionList<float, float> uiScales;
 
     const int FFTSizes[] = {
         524288,
@@ -85,6 +90,17 @@ namespace displaymenu {
 
         selectedWindow = std::clamp<int>((int)core::configManager.conf["fftWindow"], 0, _FFT_WINDOW_COUNT - 1);
         gui::mainWindow.setFFTWindow(selectedWindow);
+
+        // Define and load UI scales
+        uiScales.define(0.5f, "50%", 0.5f);
+        uiScales.define(1.0f, "100%", 1.0f);
+        uiScales.define(1.5f, "150%", 1.5f);
+        uiScales.define(2.0f, "200%", 2.0f);
+        uiScales.define(2.5f, "250%", 2.5f);
+        uiScales.define(3.0f, "300%", 3.0f);
+        uiScales.define(3.5f, "350%", 3.5f);
+        uiScales.define(4.0f, "400%", 4.0f);
+        uiScaleId = uiScales.valueId(style::uiScale);
     }
 
     void draw(void* ctx) {
@@ -112,6 +128,15 @@ namespace displaymenu {
             core::configManager.release(true);
         }
 
+        ImGui::LeftLabel("High-DPI Scaling");
+        ImGui::FillWidth();
+        if (ImGui::Combo("##sdrpp_ui_scale", &uiScaleId, uiScales.txt)) {
+            core::configManager.acquire();
+            core::configManager.conf["uiScale"] = uiScales[uiScaleId];
+            core::configManager.release(true);
+            restartRequired = true;
+        }
+
         ImGui::LeftLabel("FFT Framerate");
         ImGui::SetNextItemWidth(menuWidth - ImGui::GetCursorPosX());
         if (ImGui::InputInt("##sdrpp_fft_rate", &fftRate, 1, 10)) {
@@ -153,5 +178,9 @@ namespace displaymenu {
             }
             ImGui::Text("Color map Author: %s", colorMapAuthor.c_str());
         }
+
+        if (restartRequired) {
+            ImGui::TextColored(ImVec4(1.0f, 1.0f, 0.0f, 1.0f), "Restart required.");
+        }
     }
 }