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Simplify Open with... menu handling

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In the light of lambdas we can get rid of some complexity.

Change-Id: Id28b52c42d7c34526c93785723387b6c44c0cd52
Reviewed-by: Daniel Teske <daniel.teske@theqtcompany.com>
Reviewed-by: Nikita Baryshnikov <nib952051@gmail.com>
Reviewed-by: David Schulz <david.schulz@theqtcompany.com>
This commit is contained in:
Eike Ziller
2015-05-19 15:15:36 +02:00
parent 832aa7851c
commit 2e4a86a87c
7 changed files with 53 additions and 87 deletions
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121
src/plugins/coreplugin/documentmanager.cpp
View File

@@ -118,14 +118,6 @@ static bool saveModifiedFilesHelper(const QList<IDocument *> &documents,
namespace Internal {
struct OpenWithEntry
{
OpenWithEntry() : editorFactory(0), externalEditor(0) {}
IEditorFactory *editorFactory;
IExternalEditor *externalEditor;
QString fileName;
};
struct FileStateItem
{
QDateTime modified;
@@ -210,8 +202,6 @@ DocumentManagerPrivate::DocumentManagerPrivate() :
} // namespace Internal
} // namespace Core
Q_DECLARE_METATYPE(Core::Internal::OpenWithEntry)
namespace Core {
using namespace Internal;
@@ -1385,6 +1375,44 @@ void DocumentManager::notifyFilesChangedInternally(const QStringList &files)
emit m_instance->filesChangedInternally(files);
}
static void openEditorWith(const QString &fileName, Core::Id editorId)
{
// close any open editors that have this file open
// remember the views to open new editors in there
QList<EditorView *> views;
QList<IEditor *> editorsOpenForFile
= DocumentModel::editorsForFilePath(fileName);
foreach (IEditor *openEditor, editorsOpenForFile) {
EditorView *view = EditorManagerPrivate::viewForEditor(openEditor);
if (view && view->currentEditor() == openEditor) // visible
views.append(view);
}
if (!EditorManager::closeEditors(editorsOpenForFile)) // don't open if cancel was pressed
return;
if (views.isEmpty()) {
EditorManager::openEditor(fileName, editorId);
} else {
if (EditorView *currentView = EditorManagerPrivate::currentEditorView()) {
if (views.removeOne(currentView))
views.prepend(currentView); // open editor in current view first
}
EditorManager::OpenEditorFlags flags;
foreach (EditorView *view, views) {
IEditor *editor = EditorManagerPrivate::openEditor(view, fileName, editorId, flags);
// Do not change the current editor after opening the first one. That
// * prevents multiple updates of focus etc which are not necessary
// * lets us control which editor is made current by putting the current editor view
// to the front (if that was in the list in the first place)
flags |= EditorManager::DoNotChangeCurrentEditor;
// do not try to open more editors if this one failed, or editor type does not
// support duplication anyhow
if (!editor || !editor->duplicateSupported())
break;
}
}
}
void DocumentManager::populateOpenWithMenu(QMenu *menu, const QString &fileName)
{
typedef QList<IEditorFactory*> EditorFactoryList;
@@ -1403,75 +1431,32 @@ void DocumentManager::populateOpenWithMenu(QMenu *menu, const QString &fileName)
if (anyMatches) {
// Add all suitable editors
foreach (IEditorFactory *editorFactory, factories) {
Core::Id editorId = editorFactory->id();
// Add action to open with this very editor factory
QString const actionTitle = editorFactory->displayName();
QAction * const action = menu->addAction(actionTitle);
OpenWithEntry entry;
entry.editorFactory = editorFactory;
entry.fileName = fileName;
action->setData(qVariantFromValue(entry));
QAction *action = menu->addAction(actionTitle);
// Below we need QueuedConnection because otherwise, if a qrc file
// is inside of a qrc file itself, and the qrc editor opens the Open with menu,
// crashes happen, because the editor instance is deleted by openEditorWith
// while the menu is still being processed.
connect(action, &QAction::triggered, EditorManager::instance(),
[fileName, editorId]() {
openEditorWith(fileName, editorId);
}, Qt::QueuedConnection);
}
// Add all suitable external editors
foreach (IExternalEditor *externalEditor, externalEditors) {
QAction * const action = menu->addAction(externalEditor->displayName());
OpenWithEntry entry;
entry.externalEditor = externalEditor;
entry.fileName = fileName;
action->setData(qVariantFromValue(entry));
QAction *action = menu->addAction(externalEditor->displayName());
Core::Id editorId = externalEditor->id();
connect(action, &QAction::triggered, [fileName, editorId]() {
EditorManager::openExternalEditor(fileName, editorId);
});
}
}
}
menu->setEnabled(anyMatches);
}
void DocumentManager::executeOpenWithMenuAction(QAction *action)
{
QTC_ASSERT(action, return);
const QVariant data = action->data();
OpenWithEntry entry = qvariant_cast<OpenWithEntry>(data);
if (entry.editorFactory) {
// close any open editors that have this file open
// remember the views to open new editors in there
QList<EditorView *> views;
QList<IEditor *> editorsOpenForFile
= DocumentModel::editorsForFilePath(entry.fileName);
foreach (IEditor *openEditor, editorsOpenForFile) {
EditorView *view = EditorManagerPrivate::viewForEditor(openEditor);
if (view && view->currentEditor() == openEditor) // visible
views.append(view);
}
if (!EditorManager::closeEditors(editorsOpenForFile)) // don't open if cancel was pressed
return;
if (views.isEmpty()) {
EditorManager::openEditor(entry.fileName, entry.editorFactory->id());
} else {
if (EditorView *currentView = EditorManagerPrivate::currentEditorView()) {
if (views.removeOne(currentView))
views.prepend(currentView); // open editor in current view first
}
EditorManager::OpenEditorFlags flags;
foreach (EditorView *view, views) {
IEditor *editor =
EditorManagerPrivate::openEditor(view, entry.fileName,
entry.editorFactory->id(), flags);
// Do not change the current editor after opening the first one. That
// * prevents multiple updates of focus etc which are not necessary
// * lets us control which editor is made current by putting the current editor view
// to the front (if that was in the list in the first place
flags |= EditorManager::DoNotChangeCurrentEditor;
// do not try to open more editors if this one failed, or editor type does not
// support duplication anyhow
if (!editor || !editor->duplicateSupported())
break;
}
}
return;
}
if (entry.externalEditor)
EditorManager::openExternalEditor(entry.fileName, entry.externalEditor->id());
}
bool DocumentManager::eventFilter(QObject *obj, QEvent *e)
{
if (obj == qApp && e->type() == QEvent::ApplicationActivate) {

3
src/plugins/coreplugin/documentmanager.h
View File

@@ -143,9 +143,6 @@ public:
lead to any editors to reload or any other editor manager actions. */
static void notifyFilesChangedInternally(const QStringList &files);
public slots:
static void executeOpenWithMenuAction(QAction *action);
signals:
/* Used to notify e.g. the code model to update the given files. Does *not*
lead to any editors to reload or any other editor manager actions. */

2
src/plugins/coreplugin/editormanager/editormanager.cpp
View File

@@ -2085,8 +2085,6 @@ void EditorManager::addNativeDirAndOpenWithActions(QMenu *contextMenu, DocumentM
contextMenu->addAction(d->m_openTerminalAction);
contextMenu->addAction(d->m_findInDirectoryAction);
QMenu *openWith = contextMenu->addMenu(tr("Open With"));
connect(openWith, SIGNAL(triggered(QAction*)),
DocumentManager::instance(), SLOT(executeOpenWithMenuAction(QAction*)));
openWith->setEnabled(enabled);
if (enabled)
DocumentManager::populateOpenWithMenu(openWith, entry->fileName().toString());

1
src/plugins/projectexplorer/foldernavigationwidget.cpp
View File

@@ -403,7 +403,6 @@ void FolderNavigationWidget::contextMenuEvent(QContextMenuEvent *ev)
TextEditor::FindInFiles::findOnFileSystem(m_fileSystemModel->filePath(current));
return;
}
Core::DocumentManager::executeOpenWithMenuAction(action);
}
void FolderNavigationWidget::setHiddenFilesFilter(bool filter)

3
src/plugins/projectexplorer/projectexplorer.cpp
View File

@@ -726,9 +726,6 @@ bool ProjectExplorerPlugin::initialize(const QStringList &arguments, QString *er
dd->m_openWithMenu = openWith->menu();
dd->m_openWithMenu->setTitle(tr("Open With"));
connect(dd->m_openWithMenu, &QMenu::triggered,
DocumentManager::instance(), &DocumentManager::executeOpenWithMenuAction);
//
// Separators
//

2
src/plugins/resourceeditor/resourceeditorplugin.cpp
View File

@@ -190,8 +190,6 @@ bool ResourceEditorPlugin::initialize(const QStringList &arguments, QString *err
folderContextMenu->menu()->insertMenu(
folderContextMenu->insertLocation(ProjectExplorer::Constants::G_FOLDER_FILES),
m_openWithMenu);
connect(m_openWithMenu, &QMenu::triggered,
Core::DocumentManager::instance(), &Core::DocumentManager::executeOpenWithMenuAction);
m_copyPath = new Utils::ParameterAction(QString(), tr("Copy path \"%1\""), Utils::ParameterAction::AlwaysEnabled, this);
command = Core::ActionManager::registerAction(m_copyPath, Constants::C_COPY_PATH, projectTreeContext);

8
src/plugins/resourceeditor/resourceeditorw.cpp
View File

@@ -103,14 +103,6 @@ ResourceEditorW::ResourceEditorW(const Core::Context &context,
m_renameAction = m_contextMenu->addAction(tr("Rename File..."), this, SLOT(renameCurrentFile()));
m_copyFileNameAction = m_contextMenu->addAction(tr("Copy Resource Path to Clipboard"), this, SLOT(copyCurrentResourcePath()));
// Below we need QueuedConnection because otherwise, if this qrc file
// is inside of the qrc file, crashes happen when using "Open With" on it.
// (That is because this editor instance is deleted in executeOpenWithMenuAction
// in that case.)
connect(m_openWithMenu, SIGNAL(triggered(QAction*)),
Core::DocumentManager::instance(), SLOT(executeOpenWithMenuAction(QAction*)),
Qt::QueuedConnection);
connect(m_resourceEditor, SIGNAL(dirtyChanged(bool)), m_resourceDocument, SLOT(dirtyChanged(bool)));
connect(m_resourceEditor, SIGNAL(undoStackChanged(bool,bool)),
this, SLOT(onUndoStackChanged(bool,bool)));