chatgui: add Status page in settings (NTP + connections status)

tools/chatgui/src/statuspage.cpp

@@ -0,0 +1,68 @@
+// statuspage.cpp — Status page (NTP + connections) in settings
+#include "statuspage.h"
+
+extern "C" {
+#include "../transport/gui_bridge.h"
+#include "../transport/chat_core.h"
+}
+
+#include <QVBoxLayout>
+#include <QHBoxLayout>
+#include <QLabel>
+#include <QFont>
+
+static StatusPage* g_activeStatusPage = nullptr;
+
+static void statusRefreshCallback(const char* text, int len) {
+    if (g_activeStatusPage)
+        g_activeStatusPage->setText(QString::fromUtf8(text, len));
+}
+
+StatusPage::StatusPage(QWidget* parent)
+    : QWidget(parent)
+{
+    auto* layout = new QVBoxLayout(this);
+    layout->setSpacing(8);
+    layout->setContentsMargins(0, 0, 0, 0);
+
+    auto* title = new QLabel("System Status", this);
+    title->setStyleSheet("font-weight: bold; font-size: 13px;");
+    layout->addWidget(title);
+
+    m_textEdit = new QPlainTextEdit(this);
+    m_textEdit->setReadOnly(true);
+    m_textEdit->setFont(QFont("monospace", 10));
+    m_textEdit->setStyleSheet(
+        "QPlainTextEdit { border: 1px solid palette(mid); border-radius: 4px;"
+        " padding: 8px; background: palette(base); }");
+    m_textEdit->setPlaceholderText("Click Refresh to load status");
+    layout->addWidget(m_textEdit, 1);
+
+    auto* btnLayout = new QHBoxLayout();
+    btnLayout->addStretch();
+    m_refreshBtn = new QPushButton("Refresh", this);
+    m_refreshBtn->setFixedWidth(90);
+    m_refreshBtn->setStyleSheet(
+        "QPushButton { border: 1px solid palette(mid); border-radius: 4px;"
+        " padding: 6px 16px; font-size: 13px; background: palette(button); }"
+        "QPushButton:hover { background: palette(light); }");
+    connect(m_refreshBtn, &QPushButton::clicked, this, &StatusPage::onRefreshClicked);
+    btnLayout->addWidget(m_refreshBtn);
+    layout->addLayout(btnLayout);
+
+    g_activeStatusPage = this;
+    gui_bridge_set_status_refresh_cb(statusRefreshCallback);
+}
+
+StatusPage::~StatusPage() {
+    if (g_activeStatusPage == this) g_activeStatusPage = nullptr;
+}
+
+void StatusPage::refreshStatus() {
+    m_textEdit->setPlainText("Loading...");
+    gui_bridge_post_uasync_fn(chat_core_collect_status_trampoline, NULL);
+}
+
+void StatusPage::onRefreshClicked() {
+    refreshStatus();
+}