Looking Glass frequency list now supports muiti file loads (#3215)

firmware/application/apps/ui_looking_glass_app.cpp

@@ -24,6 +24,7 @@
 #include "ui_looking_glass_app.hpp"
 #include "convert.hpp"
 #include "file_reader.hpp"
+#include "file.hpp"
 #include "string_format.hpp"
 #include "audio.hpp"
 #include "file_path.hpp"
@@ -603,34 +604,39 @@ void GlassView::on_freqchg(int64_t freq) {
 }
 
 void GlassView::load_presets() {
-    File presets_file;
-    auto error = presets_file.open(looking_glass_dir / u"PRESETS.TXT");
     presets_db.clear();
 
     // Add the "Manual" entry.
     presets_db.push_back({0, 0, "Manual"});
 
-    if (!error) {
+    scan_root_files(looking_glass_dir, u"*.TXT", [this](const std::filesystem::path& path) {
-        auto reader = FileLineReader(presets_file);
+        if (path.empty() || path.native()[0] == u'.')
-        for (const auto& line : reader) {
+            return;
-            if (line.length() == 0 || line[0] == '#')
-                continue;
 
-            auto cols = split_string(line, ',');
+        File presets_file;
-            if (cols.size() != 3)
+        auto error = presets_file.open(looking_glass_dir / path);
-                continue;
+        if (!error) {
+            auto reader = FileLineReader(presets_file);
+            for (const auto& line : reader) {
+                if (line.length() == 0 || line[0] == '#')
+                    continue;
 
-            preset_entry entry{};
+                auto cols = split_string(line, ',');
-            parse_int(cols[0], entry.min);
+                if (cols.size() != 3)
-            parse_int(cols[1], entry.max);
+                    continue;
-            entry.label = trimr(cols[2]);
 
-            if (entry.min == 0 || entry.max == 0 || entry.min >= entry.max)
+                preset_entry entry{};
-                continue;  // Invalid line.
+                parse_int(cols[0], entry.min);
+                parse_int(cols[1], entry.max);
+                entry.label = trimr(cols[2]);
 
-            presets_db.emplace_back(std::move(entry));
+                if (entry.min == 0 || entry.max == 0 || entry.min >= entry.max)
+                    continue;  // Invalid line.
+
+                presets_db.emplace_back(std::move(entry));
+            }
         }
-    }
+    });
 
     populate_presets();
 }

sdcard/LOOKINGGLASS/433_MHz_BAND.TXT

@@ -0,0 +1,6 @@
+# INI,END,DESCRIPTION
+# (Freq range in MHz, min separation 3MHz)
+# (Description up to 20 char)
+# (fields comma delimiter)
+# 433 MHz BAND
+423,443,433 BAND

sdcard/LOOKINGGLASS/AUS_UHF_CB.TXT

@@ -0,0 +1,6 @@
+# INI,END,DESCRIPTION
+# (Freq range in MHz, min separation 3MHz)
+# (Description up to 20 char)
+# (fields comma delimiter)
+# AUS UHF CB
+476,478,AUS UHF CB

sdcard/LOOKINGGLASS/AVIATION.TXT

@@ -0,0 +1,10 @@
+# INI,END,DESCRIPTION
+# (Freq range in MHz, min separation 3MHz)
+# (Description up to 20 char)
+# (fields comma delimiter)
+# AVIATION
+108,118,AVIATION 108 NAVAIDS
+118,137,AVIATION 118 VOICE
+960,1215,AVIATION 960
+1089,1091,ADS-B 1090
+128,137,ACARS

sdcard/LOOKINGGLASS/BROADCAST_RADIO.TXT

@@ -0,0 +1,9 @@
+# INI,END,DESCRIPTION
+# (Freq range in MHz, min separation 3MHz)
+# (Description up to 20 char)
+# (fields comma delimiter)
+# BROADCAST RADIO
+87,108,FM BROADCAST USA
+76,108,FM BROADCAST BRAZIL
+76,95,FM BROADCAST JAPAN
+65,74,FM OIRT EAST EU

sdcard/LOOKINGGLASS/CITIZENS_BAND_RADIO.TXT

@@ -0,0 +1,6 @@
+# INI,END,DESCRIPTION
+# (Freq range in MHz, min separation 3MHz)
+# (Description up to 20 char)
+# (fields comma delimiter)
+# CITIZENS BAND RADIO
+26,28,CB RADIO

sdcard/LOOKINGGLASS/COMMON_PUBLIC_SERVICE_BANDS.TXT

@@ -0,0 +1,8 @@
+# INI,END,DESCRIPTION
+# (Freq range in MHz, min separation 3MHz)
+# (Description up to 20 char)
+# (fields comma delimiter)
+# COMMON PUBLIC SERVICE BANDS
+150,160,PUBLIC SERVICE 155
+450,470,PUBLIC SERVICE 460
+769,775,PUBLIC SERVICE 770

sdcard/LOOKINGGLASS/CubeSats.TXT

@@ -0,0 +1,7 @@
+# INI,END,DESCRIPTION
+# (Freq range in MHz, min separation 3MHz)
+# (Description up to 20 char)
+# (fields comma delimiter)
+# CubeSats
+144,146,145 CubeSats
+435,438,436 CubeSats

sdcard/LOOKINGGLASS/DECT.TXT

@@ -0,0 +1,6 @@
+# INI,END,DESCRIPTION
+# (Freq range in MHz, min separation 3MHz)
+# (Description up to 20 char)
+# (fields comma delimiter)
+# DECT
+1879,1931,DECT

sdcard/LOOKINGGLASS/FRSGMRS.TXT

@@ -0,0 +1,6 @@
+# INI,END,DESCRIPTION
+# (Freq range in MHz, min separation 3MHz)
+# (Description up to 20 char)
+# (fields comma delimiter)
+# FRS/GMRS
+462,468,FRS/GMRS

sdcard/LOOKINGGLASS/FULL.TXT

@@ -0,0 +1,6 @@
+# INI,END,DESCRIPTION
+# (Freq range in MHz, min separation 3MHz)
+# (Description up to 20 char)
+# (fields comma delimiter)
+# FULL
+10,7250,FULL RANGE

sdcard/LOOKINGGLASS/HAM_RADIO.TXT

@@ -0,0 +1,12 @@
+# INI,END,DESCRIPTION
+# (Freq range in MHz, min separation 3MHz)
+# (Description up to 20 char)
+# (fields comma delimiter)
+# HAM RADIO
+28,30,HAM 10-METER
+50,54,HAM 6-METER
+144,148,HAM 2-METER
+219,225,HAM 1.25-METER
+420,450,HAM 70-CM
+902,928,HAM 33-CM
+1240,1300,HAM 23-CM

sdcard/LOOKINGGLASS/ITU_DEFINED_BANDS.TXT

@@ -0,0 +1,10 @@
+# INI,END,DESCRIPTION
+# (Freq range in MHz, min separation 3MHz)
+# (Description up to 20 char)
+# (fields comma delimiter)
+# ITU-DEFINED BANDS
+1,3,MF BAND
+3,30,HF BAND
+30,300,VHF BAND
+300,3000,UHF BAND
+3000,7250,SHF BAND

sdcard/LOOKINGGLASS/KEYFOBS.TXT

@@ -0,0 +1,11 @@
+# INI,END,DESCRIPTION
+# (Freq range in MHz, min separation 3MHz)
+# (Description up to 20 char)
+# (fields comma delimiter)
+# KEYFOBS
+305,325,315 MHz KEYFOBS
+380,400,390 MHz KEYFOBS
+423,443,433 MHz KEYFOBS
+858,878,868 MHz KEYFOBS
+902,929,915 MHz KEYFOBS
+# 260,500,315/433 MHz KEYFOBS

sdcard/LOOKINGGLASS/LoRa.TXT

@@ -0,0 +1,9 @@
+# INI,END,DESCRIPTION
+# (Freq range in MHz, min separation 3MHz)
+# (Description up to 20 char)
+# (fields comma delimiter)
+# LoRa
+433,435,LoRa 443EU
+863,870,LoRa 868EU
+902,928,LoRa 915US
+779,787,LoRa 780CN

sdcard/LOOKINGGLASS/MARINE_BAND.TXT

@@ -0,0 +1,6 @@
+# INI,END,DESCRIPTION
+# (Freq range in MHz, min separation 3MHz)
+# (Description up to 20 char)
+# (fields comma delimiter)
+# MARINE BAND
+155,163,MARINE VHF

sdcard/LOOKINGGLASS/MICS.TXT

@@ -0,0 +1,8 @@
+# INI,END,DESCRIPTION
+# (Freq range in MHz, min separation 3MHz)
+# (Description up to 20 char)
+# (fields comma delimiter)
+# MICS
+140,380,MICS (VHF) AND MARINE
+420,660,MICS (UHF)
+169,172,MICS COMMON

sdcard/LOOKINGGLASS/MULTI_USE_RADIO_SERVICE_MURS.TXT

@@ -0,0 +1,6 @@
+# INI,END,DESCRIPTION
+# (Freq range in MHz, min separation 3MHz)
+# (Description up to 20 char)
+# (fields comma delimiter)
+# MULTI-USE RADIO SERVICE - MURS
+151,155,MULTI-USE RADIO SRVS

sdcard/LOOKINGGLASS/NOAA_WEATHER_RADIO.TXT

@@ -0,0 +1,6 @@
+# INI,END,DESCRIPTION
+# (Freq range in MHz, min separation 3MHz)
+# (Description up to 20 char)
+# (fields comma delimiter)
+# NOAA WEATHER RADIO
+161,164,NOAA WEATHER RADIO

sdcard/LOOKINGGLASS/PAGERS.TXT

@@ -0,0 +1,11 @@
+# INI,END,DESCRIPTION
+# (Freq range in MHz, min separation 3MHz)
+# (Description up to 20 char)
+# (fields comma delimiter)
+# PAGERS https://www.fcc.gov/wireless/bureau-divisions/mobility-division/paging
+34,36,USA PAGERS 35
+43,45,USA PAGERS 44
+151,153,USA PAGERS 152
+157,159,USA PAGERS 158
+453,454,USA PAGERS 454
+929,931,USA PAGERS 930

sdcard/LOOKINGGLASS/PRESETS.TXT

@@ -1,87 +0,0 @@
-# INI,END,DESCRIPTION
-# (Freq range in MHz, min separation 3MHz)
-# (Description up to 20 char)
-# (fields comma delimiter)
-# 433 MHz BAND
-423,443,433 BAND
-# AVIATION
-108,118,AVIATION 108 NAVAIDS
-118,137,AVIATION 118 VOICE
-960,1215,AVIATION 960
-1089,1091,ADS-B 1090
-128,137,ACARS
-# BROADCAST RADIO
-87,108,FM BROADCAST USA
-76,108,FM BROADCAST BRAZIL
-76,95,FM BROADCAST JAPAN
-65,74,FM OIRT EAST EU
-# CITIZENS BAND RADIO
-26,28,CB RADIO
-# COMMON PUBLIC SERVICE BANDS
-150,160, PUBLIC SERVICE 155
-450,470,PUBLIC SERVICE 460
-769,775,PUBLIC SERVICE 770
-# CubeSats
-144,146,145 CubeSats
-435,438,436 CubeSats
-# DECT
-1879,1931,DECT
-# FRS/GMRS
-462,468,FRS/GMRS
-# AUS UHF CB
-476,478,AUS UHF CB
-# HAM RADIO
-28,30,HAM 10-METER
-50,54,HAM 6-METER
-144,148,HAM 2-METER
-219,225,HAM 1.25-METER
-420,450,HAM 70-CM
-902,928,HAM 33-CM
-1240,1300,HAM 23-CM
-# KEYFOBS
-305,325,315 MHz KEYFOBS
-380,400,390 MHz KEYFOBS
-423,443,433 MHz KEYFOBS
-858,878,868 MHz KEYFOBS
-902,929,915 MHz KEYFOBS
-# 260,500,315/433 MHz KEYFOBS
-# LoRa
-433,435,LoRa 443EU
-863,870,LoRa 868EU
-902,928,LoRa 915US
-779,787,LoRa 780CN
-# MARINE BAND
-155,163,MARINE VHF
-# MICS
-140,380,MICS (VHF) AND MARINE
-420,660,MICS (UHF)
-169,172,MICS COMMON
-# MULTI-USE RADIO SERVICE - MURS
-151,155,MULTI-USE RADIO SRVS
-# NOAA WEATHER RADIO
-161,164,NOAA WEATHER RADIO
-# PAGERS https://www.fcc.gov/wireless/bureau-divisions/mobility-division/paging
-34,36,USA PAGERS 35
-43,45,USA PAGERS 44
-151,153,USA PAGERS 152
-157,159,USA PAGERS 158
-453,454,USA PAGERS 454
-929,931,USA PAGERS 930
-# RADIOSONDES
-390,420,RADIOSONDES
-# RAILROAD
-159,162,RAILROAD
-# WATER METERS
-850,900,Water meters
-902,928,ISM 900MHz
-# WIFI
-2320,2560,BL / WIFI 2.4GHz
-5160,5900,WIFI 5GHz
-# ITU-DEFINED BANDS
-1,3,MF BAND
-3,30,HF BAND
-30,300,VHF BAND
-300,3000,UHF BAND
-3000,7250,SHF BAND
-# FULL
-10,7250,FULL RANGE

sdcard/LOOKINGGLASS/RADIOSONDES.TXT

@@ -0,0 +1,6 @@
+# INI,END,DESCRIPTION
+# (Freq range in MHz, min separation 3MHz)
+# (Description up to 20 char)
+# (fields comma delimiter)
+# RADIOSONDES
+390,420,RADIOSONDES

sdcard/LOOKINGGLASS/RAILROAD.TXT

@@ -0,0 +1,6 @@
+# INI,END,DESCRIPTION
+# (Freq range in MHz, min separation 3MHz)
+# (Description up to 20 char)
+# (fields comma delimiter)
+# RAILROAD
+159,162,RAILROAD

sdcard/LOOKINGGLASS/WATER_METERS.TXT

@@ -0,0 +1,7 @@
+# INI,END,DESCRIPTION
+# (Freq range in MHz, min separation 3MHz)
+# (Description up to 20 char)
+# (fields comma delimiter)
+# WATER METERS
+850,900,Water meters
+902,928,ISM 900MHz

sdcard/LOOKINGGLASS/WIFI.TXT

@@ -0,0 +1,7 @@
+# INI,END,DESCRIPTION
+# (Freq range in MHz, min separation 3MHz)
+# (Description up to 20 char)
+# (fields comma delimiter)
+# WIFI
+2320,2560,BL / WIFI 2.4GHz
+5160,5900,WIFI 5GHz