Fix saving of header states, motion in Setup screen.

Action.c

@@ -112,6 +112,9 @@ static void Action_runSetup(Settings* settings, const Header* header, ProcessLis
    int ch;
    ScreenManager_run(scr, &panelFocus, &ch);
    ScreenManager_delete(scr);
+   if (settings->changed) {
+      Header_writeBackToSettings(header);
+   }
 }
 
 static bool changePriority(MainPanel* panel, int delta) {

AvailableMetersPanel.c

@@ -43,7 +43,7 @@ static void AvailableMetersPanel_delete(Object* object) {
 
 static inline void AvailableMetersPanel_addMeter(Header* header, Panel* panel, MeterClass* type, int param, int column) {
    Meter* meter = (Meter*) Header_addMeterByClass(header, type, param, column);
-   Panel_add(panel, (Object*) Meter_toListItem(meter));
+   Panel_add(panel, (Object*) Meter_toListItem(meter, false));
    Panel_setSelected(panel, Panel_size(panel) - 1);
    ((MetersPanel*)panel)->moving = true;
    ((ListItem*)Panel_getSelected(panel))->moving = true;

Header.c

@@ -65,12 +65,41 @@ void Header_populateFromSettings(Header* this) {
       MeterColumnSettings* colSettings = &this->settings->columns[col];
       for (int i = 0; i < colSettings->len; i++) {
          Header_addMeterByName(this, colSettings->names[i], col);
-         Header_setMode(this, i, colSettings->modes[i], col);
+         if (colSettings->modes[i] != 0) {
+            Header_setMode(this, i, colSettings->modes[i], col);
+         }
       }
    }
    Header_calculateHeight(this);
 }
 
+void Header_writeBackToSettings(const Header* this) {
+   Header_forEachColumn(this, col) {
+      MeterColumnSettings* colSettings = &this->settings->columns[col];
+      
+      String_freeArray(colSettings->names);
+      free(colSettings->modes);
+      
+      Vector* vec = this->columns[col];
+      int len = Vector_size(vec);
+      
+      colSettings->names = calloc(len+1, sizeof(char*));
+      colSettings->modes = calloc(len, sizeof(int));
+      
+      for (int i = 0; i < len; i++) {
+         Meter* meter = (Meter*) Vector_get(vec, i);
+         char* name = calloc(64, sizeof(char*));
+         if (meter->param) {
+            snprintf(name, 63, "%s(%d)", As_Meter(meter)->name, meter->param);
+         } else {
+            snprintf(name, 63, "%s", As_Meter(meter)->name);
+         }
+         colSettings->names[i] = name;
+         colSettings->modes[i] = meter->mode;
+      }
+   }
+}
+
 MeterModeId Header_addMeterByName(Header* this, char* name, int column) {
    Vector* meters = this->columns[column];
 

Header.h

@@ -37,6 +37,8 @@ void Header_delete(Header* this);
 
 void Header_populateFromSettings(Header* this);
 
+void Header_writeBackToSettings(const Header* this);
+
 MeterModeId Header_addMeterByName(Header* this, char* name, int column);
 
 void Header_setMode(Header* this, int i, MeterModeId mode, int column);

Meter.c

@@ -191,7 +191,7 @@ void Meter_setMode(Meter* this, int modeIndex) {
    this->mode = modeIndex;
 }
 
-ListItem* Meter_toListItem(Meter* this) {
+ListItem* Meter_toListItem(Meter* this, bool moving) {
    char mode[21];
    if (this->mode)
       snprintf(mode, 20, " [%s]", Meter_modes[this->mode]->uiName);
@@ -204,7 +204,9 @@ ListItem* Meter_toListItem(Meter* this) {
       number[0] = '\0';
    char buffer[51];
    snprintf(buffer, 50, "%s%s%s", Meter_uiName(this), number, mode);
-   return ListItem_new(buffer, 0);
+   ListItem* li = ListItem_new(buffer, 0);
+   li->moving = moving;
+   return li;
 }
 
 /* ---------- TextMeterMode ---------- */

Meter.h

@@ -111,7 +111,7 @@ void Meter_setCaption(Meter* this, const char* caption);
 
 void Meter_setMode(Meter* this, int modeIndex);
 
-ListItem* Meter_toListItem(Meter* this);
+ListItem* Meter_toListItem(Meter* this, bool moving);
 
 /* ---------- TextMeterMode ---------- */
 

MetersPanel.c

@@ -40,16 +40,17 @@ static void MetersPanel_delete(Object* object) {
 static inline bool moveToNeighbor(MetersPanel* this, MetersPanel* neighbor, int selected) {
    Panel* super = (Panel*) this;
    if (this->moving) {
-      this->moving = false;
-      ((ListItem*)Panel_getSelected(super))->moving = false;
       if (neighbor) {
          if (selected < Vector_size(this->meters)) {
+            ((ListItem*)Panel_getSelected(super))->moving = false;
+
             Meter* meter = (Meter*) Vector_take(this->meters, selected);
             Panel_remove(super, selected);
             Vector_insert(neighbor->meters, selected, meter);
-            Panel_insert(&(neighbor->super), selected, (Object*) Meter_toListItem(meter));
+            Panel_insert(&(neighbor->super), selected, (Object*) Meter_toListItem(meter, false));
             Panel_setSelected(&(neighbor->super), selected);
 
+            this->moving = false;
             neighbor->moving = true;
             ((ListItem*)Panel_getSelected((Panel*)neighbor))->moving = true;
             return true;
@@ -84,7 +85,7 @@ static HandlerResult MetersPanel_eventHandler(Panel* super, int ch) {
          int mode = meter->mode + 1;
          if (mode == LAST_METERMODE) mode = 1;
          Meter_setMode(meter, mode);
-         Panel_set(super, selected, (Object*) Meter_toListItem(meter));
+         Panel_set(super, selected, (Object*) Meter_toListItem(meter, this->moving));
          result = HANDLED;
          break;
       }
@@ -123,13 +124,20 @@ static HandlerResult MetersPanel_eventHandler(Panel* super, int ch) {
       case KEY_RIGHT:
       {
          sideMove = moveToNeighbor(this, this->rightNeighbor, selected);
-         // don't set HANDLED; let ScreenManager handle focus.
+         if (this->moving && !sideMove) {
+            // lock user here until it exits positioning-mode
+            result = HANDLED;
+         }
+         // if user is free, don't set HANDLED;
+         // let ScreenManager handle focus.
          break;
       }
       case KEY_LEFT:
       {
          sideMove = moveToNeighbor(this, this->leftNeighbor, selected);
-         // don't set HANDLED; let ScreenManager handle focus.
+         if (this->moving && !sideMove) {
+            result = HANDLED;
+         }
          break;
       }
       case KEY_F(9):
@@ -175,7 +183,7 @@ MetersPanel* MetersPanel_new(Settings* settings, const char* header, Vector* met
    Panel_setHeader(super, header);
    for (int i = 0; i < Vector_size(meters); i++) {
       Meter* meter = (Meter*) Vector_get(meters, i);
-      Panel_add(super, (Object*) Meter_toListItem(meter));
+      Panel_add(super, (Object*) Meter_toListItem(meter, false));
    }
    return this;
 }

Settings.c

@@ -109,6 +109,7 @@ static void Settings_defaultMeters(Settings* this, int cpuCount) {
    for (int i = 0; i < 2; i++) {
       this->columns[i].names = calloc(sizes[i], sizeof(char*));
       this->columns[i].modes = calloc(sizes[i], sizeof(int));
+      this->columns[i].len = sizes[i];
    }
    
    int r = 0;
@@ -371,6 +372,7 @@ Settings* Settings_new(int cpuCount) {
          this->hideKernelThreads = true;
          this->highlightMegabytes = true;
          this->highlightThreads = false;
+         this->headerMargin = true;
       }
    }
    free(legacyDotfile);