cmCursesMainForm: Modernize with STL and ranged-for loops

Source/CursesDialog/cmCursesMainForm.cxx

@@ -79,18 +79,11 @@ cmCursesMainForm::~cmCursesMainForm()
 // See if a cache entry is in the list of entries in the ui.
 bool cmCursesMainForm::LookForCacheEntry(const std::string& key)
 {
-  if (!this->Entries) {
-    return false;
-  }
-
-  std::vector<cmCursesCacheEntryComposite*>::iterator it;
-  for (it = this->Entries->begin(); it != this->Entries->end(); ++it) {
-    if (key == (*it)->Key) {
-      return true;
-    }
-  }
-
-  return false;
+  return this->Entries &&
+    std::any_of(this->Entries->begin(), this->Entries->end(),
+                [&key](cmCursesCacheEntryComposite* entry) {
+                  return key == entry->Key;
+                });
 }
 
 // Create new cmCursesCacheEntryComposite entries from the cache
@@ -190,13 +183,12 @@ void cmCursesMainForm::RePost()
   } else {
     // If normal mode, count only non-advanced entries
     this->NumberOfVisibleEntries = 0;
-    std::vector<cmCursesCacheEntryComposite*>::iterator it;
-    for (it = this->Entries->begin(); it != this->Entries->end(); ++it) {
+    for (cmCursesCacheEntryComposite* entry : *this->Entries) {
       const char* existingValue =
-        this->CMakeInstance->GetState()->GetCacheEntryValue((*it)->GetValue());
+        this->CMakeInstance->GetState()->GetCacheEntryValue(entry->GetValue());
       bool advanced =
         this->CMakeInstance->GetState()->GetCacheEntryPropertyAsBool(
-          (*it)->GetValue(), "ADVANCED");
+          entry->GetValue(), "ADVANCED");
       if (!existingValue || (!this->AdvancedMode && advanced)) {
         continue;
       }
@@ -217,27 +209,26 @@ void cmCursesMainForm::RePost()
 
   // Assign fields
   int j = 0;
-  std::vector<cmCursesCacheEntryComposite*>::iterator it;
-  for (it = this->Entries->begin(); it != this->Entries->end(); ++it) {
+  for (cmCursesCacheEntryComposite* entry : *this->Entries) {
     const char* existingValue =
-      this->CMakeInstance->GetState()->GetCacheEntryValue((*it)->GetValue());
+      this->CMakeInstance->GetState()->GetCacheEntryValue(entry->GetValue());
     bool advanced =
       this->CMakeInstance->GetState()->GetCacheEntryPropertyAsBool(
-        (*it)->GetValue(), "ADVANCED");
+        entry->GetValue(), "ADVANCED");
     if (!existingValue || (!this->AdvancedMode && advanced)) {
       continue;
     }
-    this->Fields[3 * j] = (*it)->Label->Field;
-    this->Fields[3 * j + 1] = (*it)->IsNewLabel->Field;
-    this->Fields[3 * j + 2] = (*it)->Entry->Field;
+    this->Fields[3 * j] = entry->Label->Field;
+    this->Fields[3 * j + 1] = entry->IsNewLabel->Field;
+    this->Fields[3 * j + 2] = entry->Entry->Field;
     j++;
   }
   // if no cache entries there should still be one dummy field
   if (j == 0) {
-    it = this->Entries->begin();
-    this->Fields[0] = (*it)->Label->Field;
-    this->Fields[1] = (*it)->IsNewLabel->Field;
-    this->Fields[2] = (*it)->Entry->Field;
+    const auto& front = *this->Entries->front();
+    this->Fields[0] = front.Label->Field;
+    this->Fields[1] = front.IsNewLabel->Field;
+    this->Fields[2] = front.Entry->Field;
     this->NumberOfVisibleEntries = 1;
   }
   // Has to be null terminated.
@@ -278,13 +269,12 @@ void cmCursesMainForm::Render(int left, int top, int width, int height)
   } else {
     // If normal, display only non-advanced entries
     this->NumberOfVisibleEntries = 0;
-    std::vector<cmCursesCacheEntryComposite*>::iterator it;
-    for (it = this->Entries->begin(); it != this->Entries->end(); ++it) {
+    for (cmCursesCacheEntryComposite* entry : *this->Entries) {
       const char* existingValue =
-        this->CMakeInstance->GetState()->GetCacheEntryValue((*it)->GetValue());
+        this->CMakeInstance->GetState()->GetCacheEntryValue(entry->GetValue());
       bool advanced =
         this->CMakeInstance->GetState()->GetCacheEntryPropertyAsBool(
-          (*it)->GetValue(), "ADVANCED");
+          entry->GetValue(), "ADVANCED");
       if (!existingValue || (!this->AdvancedMode && advanced)) {
         continue;
       }
@@ -297,13 +287,12 @@ void cmCursesMainForm::Render(int left, int top, int width, int height)
   if (height > 0) {
     bool isNewPage;
     int i = 0;
-    std::vector<cmCursesCacheEntryComposite*>::iterator it;
-    for (it = this->Entries->begin(); it != this->Entries->end(); ++it) {
+    for (cmCursesCacheEntryComposite* entry : *this->Entries) {
       const char* existingValue =
-        this->CMakeInstance->GetState()->GetCacheEntryValue((*it)->GetValue());
+        this->CMakeInstance->GetState()->GetCacheEntryValue(entry->GetValue());
       bool advanced =
         this->CMakeInstance->GetState()->GetCacheEntryPropertyAsBool(
-          (*it)->GetValue(), "ADVANCED");
+          entry->GetValue(), "ADVANCED");
       if (!existingValue || (!this->AdvancedMode && advanced)) {
         continue;
       }
@@ -314,10 +303,10 @@ void cmCursesMainForm::Render(int left, int top, int width, int height)
       if (isNewPage) {
         this->NumberOfPages++;
       }
-      (*it)->Label->Move(left, top + row - 1, isNewPage);
-      (*it)->IsNewLabel->Move(left + 32, top + row - 1, false);
-      (*it)->Entry->Move(left + 33, top + row - 1, false);
-      (*it)->Entry->SetPage(this->NumberOfPages);
+      entry->Label->Move(left, top + row - 1, isNewPage);
+      entry->IsNewLabel->Move(left + 32, top + row - 1, false);
+      entry->Entry->Move(left + 33, top + row - 1, false);
+      entry->Entry->SetPage(this->NumberOfPages);
       i++;
     }
   }
@@ -659,28 +648,28 @@ void cmCursesMainForm::RemoveEntry(const char* value)
     return;
   }
 
-  std::vector<cmCursesCacheEntryComposite*>::iterator it;
-  for (it = this->Entries->begin(); it != this->Entries->end(); ++it) {
-    const char* val = (*it)->GetValue();
-    if (val && !strcmp(value, val)) {
-      this->CMakeInstance->UnwatchUnusedCli(value);
-      this->Entries->erase(it);
-      break;
-    }
+  auto removeIt = std::find_if(this->Entries->begin(), this->Entries->end(),
+                               [value](cmCursesCacheEntryComposite* entry) {
+                                 const char* val = entry->GetValue();
+                                 return val && !strcmp(value, val);
+                               });
+
+  if (removeIt != this->Entries->end()) {
+    this->CMakeInstance->UnwatchUnusedCli(value);
+    this->Entries->erase(removeIt);
   }
 }
 
 // copy from the list box to the cache manager
 void cmCursesMainForm::FillCacheManagerFromUI()
 {
-  size_t size = this->Entries->size();
-  for (size_t i = 0; i < size; i++) {
-    std::string cacheKey = (*this->Entries)[i]->Key;
+  for (cmCursesCacheEntryComposite* entry : *this->Entries) {
+    const std::string& cacheKey = entry->Key;
     const char* existingValue =
       this->CMakeInstance->GetState()->GetCacheEntryValue(cacheKey);
     if (existingValue) {
       std::string oldValue = existingValue;
-      std::string newValue = (*this->Entries)[i]->Entry->GetValue();
+      std::string newValue = entry->GetValue();
       std::string fixedOldValue;
       std::string fixedNewValue;
       cmStateEnums::CacheEntryType t =
@@ -976,17 +965,14 @@ void cmCursesMainForm::HandleInput()
 
           if (nextCur) {
             // make the next or prev. current field after deletion
-            nextCur = nullptr;
-            std::vector<cmCursesCacheEntryComposite*>::iterator it;
-            for (it = this->Entries->begin(); it != this->Entries->end();
-                 ++it) {
-              if (nextVal == (*it)->Key) {
-                nextCur = (*it)->Entry->Field;
-              }
-            }
-
-            if (nextCur) {
-              set_current_field(this->Form, nextCur);
+            auto nextEntryIt =
+              std::find_if(this->Entries->begin(), this->Entries->end(),
+                           [&nextVal](cmCursesCacheEntryComposite* entry) {
+                             return nextVal == entry->Key;
+                           });
+
+            if (nextEntryIt != this->Entries->end()) {
+              set_current_field(this->Form, (*nextEntryIt)->Entry->Field);
             }
           }
         }