feat: Desktop improvements

2026-02-20 14:13:25 +01:00
parent 4c6b783832
commit fca150e059
25 changed files with 1060 additions and 409 deletions
@@ -0,0 +1,88 @@
+/*
+    * app_settings.cpp
+    * ZenithOS Desktop - About application
+    * Copyright (c) 2026 Daniel Hammer
+*/
+
+#include "apps_common.hpp"
+
+// ============================================================================
+// About state and callbacks
+// ============================================================================
+
+struct AboutState {
+    Zenith::SysInfo sys_info;
+    uint64_t uptime_ms;
+};
+
+static void about_on_draw(Window* win, Framebuffer& fb) {
+    AboutState* st = (AboutState*)win->app_data;
+    if (!st) return;
+
+    st->uptime_ms = zenith::get_milliseconds();
+
+    Canvas c(win);
+    c.fill(colors::WINDOW_BG);
+
+    Color dim = Color::from_rgb(0x88, 0x88, 0x88);
+    int x = 16;
+    int y = 20;
+    char line[128];
+    int line_h = FONT_HEIGHT + 6;
+
+    // OS name in 2x size
+    c.text_2x(x, y, st->sys_info.osName, colors::ACCENT);
+    y += FONT_HEIGHT * 2 + 8;
+
+    snprintf(line, sizeof(line), "Version %s", st->sys_info.osVersion);
+    c.text(x, y, line, colors::TEXT_COLOR);
+    y += line_h + 8;
+
+    c.hline(x, y, c.w - 2 * x, colors::BORDER);
+    y += 12;
+
+    snprintf(line, sizeof(line), "API version:  %d", (int)st->sys_info.apiVersion);
+    c.kv_line(x, &y, line, colors::TEXT_COLOR, line_h);
+
+    int up_sec = (int)(st->uptime_ms / 1000);
+    int up_min = up_sec / 60;
+    int up_hr = up_min / 60;
+    snprintf(line, sizeof(line), "Uptime:       %d:%02d:%02d", up_hr, up_min % 60, up_sec % 60);
+    c.kv_line(x, &y, line, colors::TEXT_COLOR, line_h);
+
+    snprintf(line, sizeof(line), "Build:        %s %s", __DATE__, __TIME__);
+    c.text(x, y, line, colors::TEXT_COLOR);
+    y += line_h + 16;
+
+    c.hline(x, y, c.w - 2 * x, colors::BORDER);
+    y += 12;
+
+    c.kv_line(x, &y, "A hobby operating system built from scratch.", dim, line_h);
+    c.text(x, y, "Copyright (c) 2026 Daniel Hammer", dim);
+}
+
+static void about_on_close(Window* win) {
+    if (win->app_data) {
+        zenith::mfree(win->app_data);
+        win->app_data = nullptr;
+    }
+}
+
+// ============================================================================
+// About launcher
+// ============================================================================
+
+void open_settings(DesktopState* ds) {
+    int idx = desktop_create_window(ds, "About", 280, 150, 380, 280);
+    if (idx < 0) return;
+
+    Window* win = &ds->windows[idx];
+    AboutState* st = (AboutState*)zenith::malloc(sizeof(AboutState));
+    zenith::memset(st, 0, sizeof(AboutState));
+    zenith::get_info(&st->sys_info);
+    st->uptime_ms = zenith::get_milliseconds();
+
+    win->app_data = st;
+    win->on_draw = about_on_draw;
+    win->on_close = about_on_close;
+}