UI touchups (#20243)

* do that automatically

* move that

* catch failures in factory reset

Co-authored-by: Comma Device <device@comma.ai>

selfdrive/ui/qt/offroad/networking.cc

@@ -68,7 +68,7 @@ void Networking::attemptInitialization(){
     vlayout->addSpacing(10);
   }
 
-  wifiWidget = new WifiUI(0, 5, wifi);
+  wifiWidget = new WifiUI(0, wifi);
   connect(wifiWidget, SIGNAL(connectToNetwork(Network)), this, SLOT(connectToNetwork(Network)));
   vlayout->addWidget(wifiWidget, 1);
 
@@ -264,7 +264,7 @@ void AdvancedNetworking::toggleSSH(int enable) {
 
 // WifiUI functions
 
-WifiUI::WifiUI(QWidget *parent, int page_length, WifiManager* wifi) : QWidget(parent), networks_per_page(page_length), wifi(wifi) {
+WifiUI::WifiUI(QWidget *parent, WifiManager* wifi) : QWidget(parent), wifi(wifi) {
   vlayout = new QVBoxLayout;
 
   // Scan on startup
@@ -285,8 +285,9 @@ void WifiUI::refresh() {
   connectButtons = new QButtonGroup(this); // TODO check if this is a leak
   QObject::connect(connectButtons, SIGNAL(buttonClicked(QAbstractButton*)), this, SLOT(handleButton(QAbstractButton*)));
 
+  int networks_per_page = height() / 180;
+
   int i = 0;
-  int countWidgets = 0;
   int pageCount = (wifi->seen_networks.size() - 1) / networks_per_page;
   page = std::max(0, std::min(page, pageCount));
   for (Network &network : wifi->seen_networks) {
@@ -298,7 +299,7 @@ void WifiUI::refresh() {
       if(ssid.length() > 20){
         ssid = ssid.left(20 - 3) + "…";
       }
-      
+
       QLabel *ssid_label = new QLabel(ssid);
       ssid_label->setStyleSheet(R"(
         font-size: 55px;
@@ -328,7 +329,6 @@ void WifiUI::refresh() {
       if (page * networks_per_page <= i+1 && i+1 < (page + 1) * networks_per_page && i+1 < wifi->seen_networks.size()) {
         vlayout->addWidget(hline(), 0);
       }
-      countWidgets++;
     }
     i++;
   }

selfdrive/ui/qt/offroad/networking.hpp

@@ -17,11 +17,10 @@ class WifiUI : public QWidget {
 
 public:
   int page;
-  explicit WifiUI(QWidget *parent = 0, int page_length = 5, WifiManager* wifi = 0);
+  explicit WifiUI(QWidget *parent = 0, WifiManager* wifi = 0);
 
 private:
   WifiManager *wifi = nullptr;
-  int networks_per_page;
   QVBoxLayout *vlayout;
 
   QButtonGroup *connectButtons;

selfdrive/ui/qt/setup/reset.cc

@@ -11,12 +11,20 @@
 #define NVME "/dev/nvme0n1"
 
 
-void do_reset() {
-  std::system("sudo umount " NVME);
-  std::system("yes | sudo mkfs.ext4 " NVME);
-  std::system("sudo umount " USERDATA);
-  std::system("yes | sudo mkfs.ext4 " USERDATA);
-  std::system("sudo reboot");
+bool do_reset() {
+  std::vector<const char*> cmds = {
+    "sudo umount " NVME,
+    "yes | sudo mkfs.ext4 " NVME,
+    "sudo umount " USERDATA,
+    "yes | sudo mkfs.ext4 " USERDATA,
+    "sudo reboot",
+  };
+
+  for (auto &cmd : cmds) {
+    int ret = std::system(cmd);
+    if (ret != 0) return false;
+  }
+  return true;
 }
 
 int main(int argc, char *argv[]) {
@@ -58,7 +66,11 @@ int main(int argc, char *argv[]) {
       confirm_btn->hide();
       QCoreApplication::processEvents(QEventLoop::AllEvents, 1000);
 #ifdef __aarch64__
-      do_reset();
+      bool ret = do_reset();
+      if (!ret) {
+        body->setText("Reset failed.");
+        cancel_btn->show();
+      }
 #endif
     }
   });

selfdrive/ui/qt/setup/setup.cc

@@ -14,8 +14,8 @@
 #define USER_AGENT "AGNOSSetup-0.1"
 
 void Setup::download(QString url) {
-  setCurrentIndex(count() - 2);
   QCoreApplication::processEvents(QEventLoop::AllEvents, 1000);
+  setCurrentIndex(count() - 2);
 
   CURL *curl = curl_easy_init();
   if (!curl) {
@@ -53,7 +53,7 @@ QLabel * title_label(QString text) {
 
 QWidget * Setup::build_page(QString title, QWidget *content, bool next, bool prev) {
   QVBoxLayout *main_layout = new QVBoxLayout();
-  main_layout->setContentsMargins(50, 50, 50, 50);
+  main_layout->setMargin(50);
   main_layout->addWidget(title_label(title), 0, Qt::AlignLeft | Qt::AlignTop);
 
   main_layout->addWidget(content);