feat: rudimentary userspace desktop environment

2026-02-20 00:48:51 +01:00
parent 3753ebd4f4
commit 6eebc64863
27 changed files with 5027 additions and 9 deletions
@@ -0,0 +1,55 @@
+/*
+    * desktop.hpp
+    * ZenithOS desktop state and compositor declarations
+    * Copyright (c) 2026 Daniel Hammer
+*/
+
+#pragma once
+#include "gui/gui.hpp"
+#include "gui/framebuffer.hpp"
+#include "gui/svg.hpp"
+#include "gui/window.hpp"
+#include "gui/widgets.hpp"
+#include "gui/terminal.hpp"
+#include <Api/Syscall.hpp>
+
+namespace gui {
+
+static constexpr int MAX_WINDOWS = 8;
+static constexpr int PANEL_HEIGHT = 32;
+
+struct DesktopState {
+    Framebuffer fb;
+    Window windows[MAX_WINDOWS];
+    int window_count;
+    int focused_window;
+
+    Zenith::MouseState mouse;
+    uint8_t prev_buttons;
+
+    bool app_menu_open;
+
+    SvgIcon icon_terminal;
+    SvgIcon icon_filemanager;
+    SvgIcon icon_sysinfo;
+    SvgIcon icon_appmenu;
+    SvgIcon icon_folder;
+    SvgIcon icon_file;
+    SvgIcon icon_computer;
+
+    int screen_w, screen_h;
+};
+
+// Forward declarations - implemented in main.cpp
+void desktop_init(DesktopState* ds);
+void desktop_run(DesktopState* ds);
+void desktop_compose(DesktopState* ds);
+int  desktop_create_window(DesktopState* ds, const char* title, int x, int y, int w, int h);
+void desktop_close_window(DesktopState* ds, int idx);
+void desktop_raise_window(DesktopState* ds, int idx);
+void desktop_draw_panel(DesktopState* ds);
+void desktop_draw_window(DesktopState* ds, int idx);
+void desktop_handle_mouse(DesktopState* ds);
+void desktop_handle_keyboard(DesktopState* ds, const Zenith::KeyEvent& key);
+
+} // namespace gui