Add Remove Shift action for RescueOps mode

app/action.c

@@ -112,6 +112,7 @@ void (*action_opt_table[])(void) = {
     [ACTION_OPT_WN] = &ACTION_Wn,
     #ifdef ENABLE_FEAT_F4HWN_RESCUE_OPS
         [ACTION_OPT_POWER_HIGH] = &ACTION_Power_High,
+        [ACTION_OPT_REMOVE_SHIFT] = &ACTION_Remove_Shift,
     #endif
     [ACTION_OPT_BACKLIGHT] = &ACTION_BackLight,
 #else
@@ -625,5 +626,20 @@ void ACTION_BackLightOnDemand(void)
         else if(gTxVfo->OUTPUT_POWER == OUTPUT_POWER_HIGH)
             gTxVfo->OUTPUT_POWER = gInitialPower;
     }
+
+    void ACTION_Remove_Shift(void)
+    {
+        if(gTxVfo->TX_OFFSET_FREQUENCY_DIRECTION != 0)
+        {
+            if(gTxVfo->pTX == &gTxVfo->freq_config_TX)
+            {
+                gTxVfo->pTX = &gTxVfo->freq_config_RX;
+            }
+            else
+            {
+                gTxVfo->pTX = &gTxVfo->freq_config_TX;
+            }
+        }
+    }
     #endif
 #endif

app/action.h

@@ -44,6 +44,7 @@ void ACTION_SwitchDemodul(void);
     void ACTION_BackLight(void);
     #ifdef ENABLE_FEAT_F4HWN_RESCUE_OPS
         void ACTION_Power_High(void);
+        void ACTION_Remove_Shift(void);
     #endif
 #endif
 

settings.h

@@ -119,6 +119,7 @@ enum ACTION_OPT_t {
     ACTION_OPT_BACKLIGHT,
     #ifdef ENABLE_FEAT_F4HWN_RESCUE_OPS
         ACTION_OPT_POWER_HIGH,
+        ACTION_OPT_REMOVE_SHIFT,
     #endif
 #endif
     ACTION_OPT_LEN

ui/main.c

@@ -1243,8 +1243,19 @@ void UI_DisplayMain(void)
 
         if (vfoInfo->freq_config_RX.Frequency != vfoInfo->freq_config_TX.Frequency)
         {   // show the TX offset symbol
-            const char dir_list[][2] = {"", "+", "-"};
             int i = vfoInfo->TX_OFFSET_FREQUENCY_DIRECTION % 3;
+
+            #ifdef ENABLE_FEAT_F4HWN_RESCUE_OPS
+                const char dir_list[][2] = {"", "+", "-", "D"};
+
+                if(gTxVfo->TX_OFFSET_FREQUENCY_DIRECTION != 0 && gTxVfo->pTX == &gTxVfo->freq_config_RX && !vfoInfo->FrequencyReverse)
+                {
+                    i = 3;
+                }
+            #else
+                const char dir_list[][2] = {"", "+", "-"};
+            #endif
+
 #if ENABLE_FEAT_F4HWN
         if (gSetting_set_gui)
         {
@@ -1252,7 +1263,18 @@ void UI_DisplayMain(void)
         }
         else
         {
+            #ifdef ENABLE_FEAT_F4HWN_RESCUE_OPS
+            if(i == 3)
+            {
+                GUI_DisplaySmallest(dir_list[i], 43, line == 0 ? 17 : 49, false, true);
+            }
+            else
+            {
+            #endif
             UI_PrintStringSmallNormal(dir_list[i], LCD_WIDTH + 41, 0, line + 1);
+            #ifdef ENABLE_FEAT_F4HWN_RESCUE_OPS
+            }
+            #endif
         }
 #else
             UI_PrintStringSmallNormal(dir_list[i], LCD_WIDTH + 54, 0, line + 1);

ui/menu.c

@@ -448,6 +448,7 @@ const t_sidefunction gSubMenu_SIDEFUNCTIONS[] =
     {"WIDE\nNARROW",    ACTION_OPT_WN},
     #ifdef ENABLE_FEAT_F4HWN_RESCUE_OPS
         {"POWER\nHIGH",    ACTION_OPT_POWER_HIGH},
+        {"REMOVE\nSHIFT",  ACTION_OPT_REMOVE_SHIFT},
     #endif
 #endif
 };