Bsongis/x7d fixes (#4019)

* [X7D] Various fixes

[Others]
- Fixes the Mixer / Inputs MOVE / COPY problem on X9E
- Adds the copy/paste/rename feature in SDCARD menu on X7D/SKY9X
- Merges some duplicated code using the new directory structure
- Cosmetics

radio/src/gui/common/stdlcd/widgets.cpp

@@ -55,3 +55,100 @@ FlightModesType editFlightModes(coord_t x, coord_t y, event_t event, FlightModes
   return value;
 }
 #endif
+
+#if defined(CPUARM)
+void editName(coord_t x, coord_t y, char * name, uint8_t size, event_t event, uint8_t active, LcdFlags attr)
+{
+  uint8_t mode = 0;
+  if (active) {
+    if (s_editMode <= 0)
+      mode = INVERS + FIXEDWIDTH;
+    else
+      mode = FIXEDWIDTH;
+  }
+  
+  lcdDrawSizedText(x, y, name, size, attr | mode);
+  coord_t backupNextPos = lcdNextPos;
+  
+  if (active) {
+    uint8_t cur = editNameCursorPos;
+    if (s_editMode > 0) {
+      int8_t c = name[cur];
+      int8_t v = c;
+      
+      if (IS_NEXT_EVENT(event) || IS_PREVIOUS_EVENT(event)) {
+        if (attr == ZCHAR) {
+          v = checkIncDec(event, abs(v), 0, ZCHAR_MAX, 0);
+          if (c <= 0) v = -v;
+        }
+        else {
+          v = checkIncDec(event, abs(v), '0', 'z', 0);
+        }
+      }
+      
+      switch (event) {
+        case EVT_KEY_BREAK(KEY_ENTER):
+          if (s_editMode == EDIT_MODIFY_FIELD) {
+            s_editMode = EDIT_MODIFY_STRING;
+            cur = 0;
+          }
+          else if (cur<size-1)
+            cur++;
+          else
+            s_editMode = 0;
+          break;
+        
+        case EVT_KEY_LONG(KEY_ENTER):
+          if (attr & ZCHAR) {
+            if (v == 0) {
+              s_editMode = 0;
+              killEvents(event);
+            }
+            else if (v>=-26 && v<=26) {
+              v = -v; // toggle case
+            }
+          }
+          else {
+            if (v == ' ') {
+              s_editMode = 0;
+              killEvents(event);
+              break;
+            }
+            else if (v>='A' && v<='Z') {
+              v = 'a'+v-'A'; // toggle case
+            }
+            else if (v>='a' && v<='z') {
+              v = 'A'+v-'a'; // toggle case
+            }
+          }
+          break;
+      }
+      
+      if (c != v) {
+        name[cur] = v;
+        storageDirty(menuVerticalPositions[0] == 0 ? EE_MODEL : EE_GENERAL);
+      }
+      
+      if (attr == ZCHAR) {
+        lcdDrawChar(x+editNameCursorPos*FW, y, idx2char(v), ERASEBG|INVERS|FIXEDWIDTH);
+      }
+      else {
+        lcdDrawChar(x+editNameCursorPos*FW, y, v, ERASEBG|INVERS|FIXEDWIDTH);
+      }
+    }
+    else {
+      cur = 0;
+    }
+    editNameCursorPos = cur;
+    lcdNextPos = backupNextPos;
+  }
+}
+#endif
+
+void gvarWeightItem(coord_t x, coord_t y, MixData * md, LcdFlags attr, event_t event)
+{
+  u_int8int16_t weight;
+  MD_WEIGHT_TO_UNION(md, weight);
+  weight.word = GVAR_MENU_ITEM(x, y, weight.word, GV_RANGELARGE_WEIGHT_NEG, GV_RANGELARGE_WEIGHT, attr, 0, event);
+  MD_UNION_TO_WEIGHT(weight, md);
+}