CppEditor: Adapt include locations when renaming ui files

Fixes: QTCREATORBUG-14259
Change-Id: I5e8209338b531f0e65d85b423053bd19a8b47652
Reviewed-by: <github-actions-qt-creator@cristianadam.eu>
Reviewed-by: Christian Stenger <christian.stenger@qt.io>

src/libs/cplusplus/CppDocument.cpp

@@ -784,15 +784,31 @@ QSet<QString> Snapshot::allIncludesForDocument(const QString &fileName) const
     return result;
 }
 
-QList<Snapshot::IncludeLocation> Snapshot::includeLocationsOfDocument(const QString &fileName) const
+QList<Snapshot::IncludeLocation> Snapshot::includeLocationsOfDocument(
+        const QString &fileNameOrPath) const
 {
+    const bool matchFullPath = Utils::FilePath::fromString(fileNameOrPath).isAbsolutePath();
+    const auto isMatch = [&](const Document::Include &include) {
+        if (matchFullPath)
+            return include.resolvedFileName() == fileNameOrPath;
+        return Utils::FilePath::fromString(include.resolvedFileName()).fileName() == fileNameOrPath;
+    };
     QList<IncludeLocation> result;
     for (const_iterator cit = begin(), citEnd = end(); cit != citEnd; ++cit) {
         const Document::Ptr doc = cit.value();
         const QList<Document::Include> includeFiles = doc->resolvedIncludes();
+        bool foundMatch = false;
         for (const Document::Include &includeFile : includeFiles) {
-            if (includeFile.resolvedFileName() == fileName)
+            if (isMatch(includeFile)) {
+                foundMatch = true;
                 result.push_back({doc, includeFile.line()});
+            }
+        }
+        if (!matchFullPath && !foundMatch) {
+            for (const auto &includeFile : cit.value()->unresolvedIncludes()) {
+                if (includeFile.unresolvedFileName() == fileNameOrPath)
+                    result.push_back({doc, includeFile.line()});
+            }
         }
     }
     return result;

src/libs/cplusplus/CppDocument.h

@@ -409,7 +409,8 @@ public:
                                      const QString &fileName) const;
 
     QSet<QString> allIncludesForDocument(const QString &fileName) const;
-    QList<IncludeLocation> includeLocationsOfDocument(const QString &fileName) const;
+
+    QList<IncludeLocation> includeLocationsOfDocument(const QString &fileNameOrPath) const;
 
     Utils::FilePaths filesDependingOn(const Utils::FilePath &fileName) const;
     Utils::FilePaths filesDependingOn(const QString &fileName) const

src/plugins/cppeditor/cppmodelmanager.cpp

@@ -47,6 +47,7 @@
 #include <projectexplorer/projectexplorer.h>
 #include <projectexplorer/projectexplorerconstants.h>
 #include <projectexplorer/projectmacro.h>
+#include <projectexplorer/projectnodes.h>
 #include <projectexplorer/projecttree.h>
 #include <projectexplorer/session.h>
 #include <projectexplorer/target.h>
@@ -1562,18 +1563,46 @@ void CppModelManager::renameIncludes(const Utils::FilePath &oldFilePath,
 
     const TextEditor::RefactoringChanges changes;
 
+    QString oldFileName = oldFilePath.fileName();
+    QString newFileName = newFilePath.fileName();
+    const bool isUiFile = oldFilePath.suffix() == "ui" && newFilePath.suffix() == "ui";
+    if (isUiFile) {
+        oldFileName = "ui_" + oldFilePath.baseName() + ".h";
+        newFileName = "ui_" + newFilePath.baseName() + ".h";
+    }
+    static const auto getProductNode = [](const FilePath &filePath) -> const Node * {
+        const Node * const fileNode = ProjectTree::nodeForFile(filePath);
+        if (!fileNode)
+            return nullptr;
+        const ProjectNode *productNode = fileNode->parentProjectNode();
+        while (productNode && !productNode->isProduct())
+            productNode = productNode->parentProjectNode();
+        if (!productNode)
+            productNode = fileNode->getProject()->rootProjectNode();
+        return productNode;
+    };
+    const Node * const productNodeForUiFile = isUiFile ? getProductNode(oldFilePath) : nullptr;
+    if (isUiFile && !productNodeForUiFile)
+        return;
+
     const QList<Snapshot::IncludeLocation> locations = snapshot().includeLocationsOfDocument(
-        oldFilePath.toString());
+        isUiFile ? oldFileName : oldFilePath.toString());
     for (const Snapshot::IncludeLocation &loc : locations) {
-        TextEditor::RefactoringFilePtr file = changes.file(
+        const auto filePath = FilePath::fromString(loc.first->fileName());
-            Utils::FilePath::fromString(loc.first->fileName()));
+
+        // Larger projects can easily have more than one ui file with the same name.
+        // Replace only if ui file and including source file belong to the same product.
+        if (isUiFile && getProductNode(filePath) != productNodeForUiFile)
+            continue;
+
+        TextEditor::RefactoringFilePtr file = changes.file(filePath);
         const QTextBlock &block = file->document()->findBlockByNumber(loc.second - 1);
-        const int replaceStart = block.text().indexOf(oldFilePath.fileName());
+        const int replaceStart = block.text().indexOf(oldFileName);
         if (replaceStart > -1) {
             Utils::ChangeSet changeSet;
             changeSet.replace(block.position() + replaceStart,
-                              block.position() + replaceStart + oldFilePath.fileName().length(),
+                              block.position() + replaceStart + oldFileName.length(),
-                              newFilePath.fileName());
+                              newFileName);
             file->setChangeSet(changeSet);
             file->apply();
         }