RADDesktopShell.h

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#ifndef RADDESKTOPSHELL_H
#define RADDESKTOPSHELL_H
 
#pragma once
 
#include <cstdint>
#include <string>
#include <vector>
 
namespace RADUi {
 
    enum class TerminalAppState {
        Closed = 0,
        Launching = 1,
        Running = 2
    };
 
    enum class DesktopWindowState {
        Closed = 0,
        Loading = 1,
        Running = 2
    };
 
    struct DesktopWindowBounds {
        int32_t x = 118;
        int32_t y = 96;
        int32_t width = 368;
        int32_t height = 200;
    };
 
    struct DesktopAppDescriptor {
        std::string id;
        std::string title;
    };
 
    struct DesktopWindow {
        uint32_t id = 0;
        std::string appId;
        std::string title;
        DesktopWindowBounds bounds;
        DesktopWindowState state = DesktopWindowState::Closed;
        uint32_t z = 0;
        bool focused = false;
    };
 
    class DesktopShellModel {
    public:
        DesktopShellModel();
 
        bool applicationsMenuOpen() const;
        bool terminalOpen() const;
        bool terminalLaunching() const;
        TerminalAppState terminalState() const;
        std::string statusText() const;
 
        const std::vector<DesktopAppDescriptor>& apps() const;
        const std::vector<DesktopWindow>& windows() const;
        const DesktopWindow *focusedWindow() const;
        const DesktopWindow *terminalWindow() const;
 
        uint32_t registerApp(const DesktopAppDescriptor& app);
        uint32_t launchApp(const std::string& appId);
        bool focusWindow(uint32_t windowId);
        bool closeWindow(uint32_t windowId);
        bool moveWindow(uint32_t windowId, int32_t dx, int32_t dy);
        bool resizeWindow(uint32_t windowId, int32_t dx, int32_t dy);
        bool setWindowState(uint32_t windowId, DesktopWindowState state);
 
        void toggleApplicationsMenu();
        void beginTerminalLaunch();
        void terminalReady();
        void launchTerminal();
        bool handleEscape();
 
    private:
        DesktopWindow *findWindow(uint32_t windowId);
        const DesktopWindow *findWindow(uint32_t windowId) const;
        DesktopWindow *findWindowByApp(const std::string& appId);
        const DesktopWindow *findWindowByApp(const std::string& appId) const;
        const DesktopAppDescriptor *findApp(const std::string& appId) const;
        void focusWindowRecord(DesktopWindow& window);
 
        bool applicationsMenuOpen_ = false;
        std::vector<DesktopAppDescriptor> apps_;
        std::vector<DesktopWindow> windows_;
        uint32_t nextWindowId_ = 1;
        uint32_t nextZ_ = 1;
    };
 
} // namespace RADUi
 
#endif