More progress

src/graphics/Screen.cpp

@@ -157,6 +157,24 @@ void Screen::showOverlayBanner(const char *message, uint32_t durationMs, const c
     ui->update();
 }
 
+// Called to trigger a banner with custom message and duration
+void Screen::showNodePicker(const char *message, uint32_t durationMs, std::function<void(int)> bannerCallback)
+{
+#ifdef USE_EINK
+    EINK_ADD_FRAMEFLAG(dispdev, DEMAND_FAST); // Skip full refresh for all overlay menus
+#endif
+    // Store the message and set the expiration timestamp
+    strncpy(NotificationRenderer::alertBannerMessage, message, 255);
+    NotificationRenderer::alertBannerMessage[255] = '\0'; // Ensure null termination
+    NotificationRenderer::alertBannerUntil = (durationMs == 0) ? 0 : millis() + durationMs;
+    NotificationRenderer::alertBannerCallback = bannerCallback;
+    NotificationRenderer::pauseBanner = false;
+    static OverlayCallback overlays[] = {graphics::UIRenderer::drawNavigationBar, NotificationRenderer::drawAlertBannerOverlay};
+    ui->setOverlays(overlays, sizeof(overlays) / sizeof(overlays[0]));
+    setFastFramerate(); // Draw ASAP
+    ui->update();
+}
+
 static void drawModuleFrame(OLEDDisplay *display, OLEDDisplayUiState *state, int16_t x, int16_t y)
 {
     uint8_t module_frame;

src/graphics/Screen.h

@@ -291,6 +291,8 @@ class Screen : public concurrency::OSThread
     void showOverlayBanner(const char *message, uint32_t durationMs = 3000, const char **optionsArrayPtr = nullptr,
                            uint8_t options = 0, std::function<void(int)> bannerCallback = NULL, int8_t InitialSelected = 0);
 
+    void showNodePicker(const char *message, uint32_t durationMs, std::function<void(int)> bannerCallback);
+
     void startFirmwareUpdateScreen()
     {
         ScreenCmd cmd;

src/graphics/draw/NotificationRenderer.cpp

@@ -61,11 +61,7 @@ void NotificationRenderer::drawAlertBannerOverlay(OLEDDisplay *display, OLEDDisp
         return;
 
     // === Layout Configuration ===
-    constexpr uint16_t hPadding = 5;
     constexpr uint16_t vPadding = 2;
-    constexpr uint8_t lineSpacing = 1;
-
-    bool needs_bell = (strstr(alertBannerMessage, "Alert Received") != nullptr);
 
     // Setup font and alignment
     display->setFont(FONT_SMALL);
@@ -137,6 +133,12 @@ void NotificationRenderer::drawAlertBannerOverlay(OLEDDisplay *display, OLEDDisp
     uint8_t effectiveLineHeight = FONT_HEIGHT_SMALL - 3;
     uint8_t visibleTotalLines = std::min<uint8_t>(totalLines, (screenHeight - vPadding * 2) / effectiveLineHeight);
     uint8_t linesShown = lineCount;
+    const char *linePointers[visibleTotalLines]; // this is sort of a dynamic allocation
+
+    // copy the linestarts to display to the linePointers holder
+    for (int i = 0; i < lineCount; i++) {
+        linePointers[i] = lineStarts[i];
+    }
 
     uint8_t firstOptionToShow = 0;
     if (alertBannerOptions > 0) {
@@ -156,19 +158,19 @@ void NotificationRenderer::drawAlertBannerOverlay(OLEDDisplay *display, OLEDDisp
             strncpy(lineBuffer + 2, optionsArrayPtr[i], 36);
             strncpy(lineBuffer + strlen(optionsArrayPtr[i]) + 2, " <", 3);
             lineBuffer[39] = '\0';
-            lineStarts[linesShown] = lineBuffer;
+            linePointers[linesShown] = lineBuffer;
         } else {
-            lineStarts[linesShown] = optionsArrayPtr[i];
+            linePointers[linesShown] = optionsArrayPtr[i];
         }
     }
     if (alertBannerOptions > 0) {
-        drawNotificationBox(display, state, lineStarts, totalLines, firstOptionToShow, maxWidth);
+        drawNotificationBox(display, state, linePointers, totalLines, firstOptionToShow, maxWidth);
     } else {
-        drawNotificationBox(display, state, lineStarts, totalLines, firstOptionToShow);
+        drawNotificationBox(display, state, linePointers, totalLines, firstOptionToShow);
     }
 }
 
-void NotificationRenderer::drawNotificationBox(OLEDDisplay *display, OLEDDisplayUiState *state, const char *lines[MAX_LINES + 1],
+void NotificationRenderer::drawNotificationBox(OLEDDisplay *display, OLEDDisplayUiState *state, const char *lines[],
                                                uint16_t totalLines, uint8_t firstOptionToShow, uint16_t maxWidth)
 {
     bool is_picker = false;
@@ -176,15 +178,14 @@ void NotificationRenderer::drawNotificationBox(OLEDDisplay *display, OLEDDisplay
     // === Layout Configuration ===
     constexpr uint16_t hPadding = 5;
     constexpr uint16_t vPadding = 2;
-    constexpr uint8_t lineSpacing = 1;
     bool needs_bell = false;
-    uint16_t lineWidths[MAX_LINES] = {0};
+    uint16_t lineWidths[totalLines] = {0};
 
     if (maxWidth != 0)
         is_picker = true;
     // seelction box
 
-    while (lineCount < MAX_LINES) {
+    while (lineCount < totalLines) {
         if (lines[lineCount] != nullptr) {
             lineWidths[lineCount] = display->getStringWidth(lines[lineCount], strlen(lines[lineCount]), true);
             if (!is_picker) {