From 999801464a8a4d818e2ee3c87855a66929538a62 Mon Sep 17 00:00:00 2001
From: Daniel Lange <DLange@git.local>
Date: Wed, 4 May 2022 21:26:33 +0200
Subject: Add some headers in the Setup -> Display options panel

---
 DisplayOptionsPanel.c | 13 ++++++++++++-
 OptionItem.c          | 24 ++++++++++++++++++++++++
 OptionItem.h          | 10 ++++++++++
 3 files changed, 46 insertions(+), 1 deletion(-)

diff --git a/DisplayOptionsPanel.c b/DisplayOptionsPanel.c
index f5e64b13..7688e7c7 100644
--- a/DisplayOptionsPanel.c
+++ b/DisplayOptionsPanel.c
@@ -18,6 +18,7 @@ in the source distribution for its full text.
 #include "Object.h"
 #include "OptionItem.h"
 #include "ProvideCurses.h"
+#include "ScreensPanel.h"
 
 
 static const char* const DisplayOptionsFunctions[] = {"      ", "      ", "      ", "      ", "      ", "      ", "      ", "      ", "      ", "Done  ", NULL};
@@ -43,6 +44,8 @@ static HandlerResult DisplayOptionsPanel_eventHandler(Panel* super, int ch) {
    case KEY_RECLICK:
    case ' ':
       switch (OptionItem_kind(selected)) {
+      case OPTION_ITEM_TEXT:
+         break;
       case OPTION_ITEM_CHECK:
          CheckItem_toggle((CheckItem*)selected);
          result = HANDLED;
@@ -97,9 +100,17 @@ DisplayOptionsPanel* DisplayOptionsPanel_new(Settings* settings, ScreenManager*
    this->scr = scr;
 
    Panel_setHeader(super, "Display options");
-   Panel_add(super, (Object*) CheckItem_newByRef("Tree view (for the current Screen tab)", &(settings->ss->treeView)));
+
+   #define TABMSG "For current screen tab: \0"
+   char tabheader[sizeof(TABMSG) + SCREEN_NAME_LEN + 1] = TABMSG;
+   strncat(tabheader, settings->ss->name, SCREEN_NAME_LEN);
+   Panel_add(super, (Object*) TextItem_new(tabheader));
+   #undef TABMSG
+
+   Panel_add(super, (Object*) CheckItem_newByRef("Tree view", &(settings->ss->treeView)));
    Panel_add(super, (Object*) CheckItem_newByRef("- Tree view is always sorted by PID (htop 2 behavior)", &(settings->ss->treeViewAlwaysByPID)));
    Panel_add(super, (Object*) CheckItem_newByRef("- Tree view is collapsed by default", &(settings->ss->allBranchesCollapsed)));
+   Panel_add(super, (Object*) TextItem_new("Global options:"));
    Panel_add(super, (Object*) CheckItem_newByRef("Show tabs for screens", &(settings->screenTabs)));
    Panel_add(super, (Object*) CheckItem_newByRef("Shadow other users' processes", &(settings->shadowOtherUsers)));
    Panel_add(super, (Object*) CheckItem_newByRef("Hide kernel threads", &(settings->hideKernelThreads)));
diff --git a/OptionItem.c b/OptionItem.c
index 7ab69002..962c0a9c 100644
--- a/OptionItem.c
+++ b/OptionItem.c
@@ -25,6 +25,13 @@ static void OptionItem_delete(Object* cast) {
    free(this);
 }
 
+static void TextItem_display(const Object* cast, RichString* out) {
+   const TextItem* this = (const TextItem*)cast;
+   assert (this != NULL);
+
+   RichString_appendWide(out, CRT_colors[HELP_BOLD], this->super.text);
+}
+
 static void CheckItem_display(const Object* cast, RichString* out) {
    const CheckItem* this = (const CheckItem*)cast;
    assert (this != NULL);
@@ -68,6 +75,16 @@ const OptionItemClass OptionItem_class = {
    }
 };
 
+const OptionItemClass TextItem_class = {
+   .super = {
+      .extends = Class(OptionItem),
+      .delete = OptionItem_delete,
+      .display = TextItem_display
+   },
+   .kind = OPTION_ITEM_TEXT
+};
+
+
 const OptionItemClass CheckItem_class = {
    .super = {
       .extends = Class(OptionItem),
@@ -77,6 +94,7 @@ const OptionItemClass CheckItem_class = {
    .kind = OPTION_ITEM_CHECK
 };
 
+
 const OptionItemClass NumberItem_class = {
    .super = {
       .extends = Class(OptionItem),
@@ -86,6 +104,12 @@ const OptionItemClass NumberItem_class = {
    .kind = OPTION_ITEM_NUMBER
 };
 
+TextItem* TextItem_new(const char* text) {
+   TextItem* this = AllocThis(TextItem);
+   this->super.text = xStrdup(text);
+   return this;
+}
+
 CheckItem* CheckItem_newByRef(const char* text, bool* ref) {
    CheckItem* this = AllocThis(CheckItem);
    this->super.text = xStrdup(text);
diff --git a/OptionItem.h b/OptionItem.h
index 35c85062..ba28775d 100644
--- a/OptionItem.h
+++ b/OptionItem.h
@@ -13,6 +13,7 @@ in the source distribution for its full text.
 
 
 enum OptionItemType {
+   OPTION_ITEM_TEXT,
    OPTION_ITEM_CHECK,
    OPTION_ITEM_NUMBER,
 };
@@ -32,6 +33,12 @@ typedef struct OptionItem_ {
    char* text;
 } OptionItem;
 
+typedef struct TextItem_ {
+   OptionItem super;
+
+   char* text;
+} TextItem;
+
 typedef struct CheckItem_ {
    OptionItem super;
 
@@ -51,9 +58,12 @@ typedef struct NumberItem_ {
 } NumberItem;
 
 extern const OptionItemClass OptionItem_class;
+extern const OptionItemClass TextItem_class;
 extern const OptionItemClass CheckItem_class;
 extern const OptionItemClass NumberItem_class;
 
+TextItem* TextItem_new(const char* text);
+
 CheckItem* CheckItem_newByRef(const char* text, bool* ref);
 CheckItem* CheckItem_newByVal(const char* text, bool value);
 bool CheckItem_get(const CheckItem* this);
-- 
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