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Clang: Stop going to F2 location if invocation context changed

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If follow symbol takes longer than expected and the user switched to
another file or mode, abort processing the result in order to avoid
confusion.

Change-Id: I0106d49006d2cfd8c8dad0af66d97cee5e5c36de
Reviewed-by: Ivan Donchevskii <ivan.donchevskii@qt.io>
This commit is contained in:
Nikolai Kosjar
2019-01-07 08:49:01 +01:00
parent 5719e7961e
commit 05c7abf00e
1 changed files with 10 additions and 3 deletions
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13
src/plugins/clangcodemodel/clangfollowsymbol.cpp
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@@ -26,6 +26,7 @@
#include "clangeditordocumentprocessor.h"
#include "clangfollowsymbol.h"
#include <coreplugin/editormanager/editormanager.h>
#include <cpptools/cppmodelmanager.h>
#include <texteditor/texteditor.h>
@@ -155,6 +156,12 @@ static ::Utils::ProcessLinkCallback extendedCallback(::Utils::ProcessLinkCallbac
};
}
static bool isSameInvocationContext(const Utils::FileName &filePath)
{
return TextEditor::BaseTextEditor::currentTextEditor()->editorWidget()->isVisible()
&& Core::EditorManager::currentDocument()->filePath() == filePath;
}
void ClangFollowSymbol::findLink(const CppTools::CursorInEditor &data,
::Utils::ProcessLinkCallback &&processLinkCallback,
bool resolveTarget,
@@ -194,9 +201,9 @@ void ClangFollowSymbol::findLink(const CppTools::CursorInEditor &data,
m_watcher.reset(new FutureSymbolWatcher());
QObject::connect(m_watcher.get(), &FutureSymbolWatcher::finished,
[=, callback=std::move(processLinkCallback)]() mutable {
if (m_watcher->isCanceled())
QObject::connect(m_watcher.get(), &FutureSymbolWatcher::finished, [=, filePath=data.filePath(),
callback=std::move(processLinkCallback)]() mutable {
if (m_watcher->isCanceled() || !isSameInvocationContext(filePath))
return callback(Utils::Link());
CppTools::SymbolInfo result = m_watcher->result();
// We did not fail but the result is empty