Highlight missing files in resource tree with red font.

Also added possibility to recheck file existance.

Change-Id: I9f5e1d0499eb86238bb5c26420c48f322c87c65e
Reviewed-by: Eike Ziller <eike.ziller@nokia.com>

src/plugins/resourceeditor/resourceeditor.qrc

@@ -1,5 +1,5 @@
 <RCC>
-    <qresource prefix="/resourceeditor" >
+    <qresource prefix="/resourceeditor">
         <file>images/qt_qrc.png</file>
         <file>ResourceEditor.mimetypes.xml</file>
     </qresource>

src/plugins/resourceeditor/resourceeditorconstants.h

@@ -40,6 +40,8 @@ const char C_RESOURCEEDITOR[] = "Qt4.ResourceEditor";
 const char RESOURCEEDITOR_ID[] = "Qt4.ResourceEditor";
 const char C_RESOURCEEDITOR_DISPLAY_NAME[] = QT_TRANSLATE_NOOP("OpenWith::Editors", "Resource Editor");
 
+const char REFRESH[] = "ResourceEditor.Refresh";
+
 const char C_RESOURCE_MIMETYPE[] = "application/vnd.nokia.xml.qt.resource";
 
 } // namespace Constants

src/plugins/resourceeditor/resourceeditorplugin.cpp

@@ -92,10 +92,13 @@ bool ResourceEditorPlugin::initialize(const QStringList &arguments, QString *err
     const Core::Context context(Constants::C_RESOURCEEDITOR);
     m_undoAction = new QAction(tr("&Undo"), this);
     m_redoAction = new QAction(tr("&Redo"), this);
+    m_refreshAction = new QAction(tr("Recheck existence of referenced files"), this);
     Core::ActionManager::registerAction(m_undoAction, Core::Constants::UNDO, context);
     Core::ActionManager::registerAction(m_redoAction, Core::Constants::REDO, context);
+    Core::ActionManager::registerAction(m_refreshAction, Constants::REFRESH, context);
     connect(m_undoAction, SIGNAL(triggered()), this, SLOT(onUndo()));
     connect(m_redoAction, SIGNAL(triggered()), this, SLOT(onRedo()));
+    connect(m_refreshAction, SIGNAL(triggered()), this, SLOT(onRefresh()));
 
     return true;
 }
@@ -114,6 +117,11 @@ void ResourceEditorPlugin::onRedo()
     currentEditor()->onRedo();
 }
 
+void ResourceEditorPlugin::onRefresh()
+{
+    currentEditor()->onRefresh();
+}
+
 void ResourceEditorPlugin::onUndoStackChanged(ResourceEditorW const *editor,
         bool canUndo, bool canRedo)
 {

src/plugins/resourceeditor/resourceeditorplugin.h

@@ -62,6 +62,7 @@ public:
 private slots:
     void onUndo();
     void onRedo();
+    void onRefresh();
 
 public:
     void onUndoStackChanged(ResourceEditorW const *editor, bool canUndo, bool canRedo);
@@ -74,6 +75,7 @@ private:
     ResourceEditorFactory *m_editor;
     QAction *m_redoAction;
     QAction *m_undoAction;
+    QAction *m_refreshAction;
 };
 
 } // namespace Internal

src/plugins/resourceeditor/resourceeditorw.cpp

@@ -38,6 +38,8 @@
 
 #include <aggregation/aggregate.h>
 #include <coreplugin/icore.h>
+#include <coreplugin/actionmanager/actionmanager.h>
+#include <coreplugin/actionmanager/commandbutton.h>
 #include <coreplugin/editormanager/editormanager.h>
 #include <coreplugin/documentmanager.h>
 #include <find/treeviewfind.h>
@@ -51,6 +53,7 @@
 #include <QHBoxLayout>
 #include <QMainWindow>
 #include <QMenu>
+#include <QToolBar>
 
 namespace ResourceEditor {
 namespace Internal {
@@ -82,11 +85,18 @@ ResourceEditorW::ResourceEditorW(const Core::Context &context,
         m_plugin(plugin),
         m_shouldAutoSave(false),
         m_diskIo(false),
-        m_contextMenu(new QMenu)
+        m_contextMenu(new QMenu),
+        m_toolBar(new QToolBar)
 {
     setContext(context);
     setWidget(m_resourceEditor);
 
+    Core::ActionManager * const actionManager = Core::ICore::actionManager();
+    Core::CommandButton *refreshButton = new Core::CommandButton(Constants::REFRESH, m_toolBar);
+    refreshButton->setIcon(QIcon(QLatin1String(":/texteditor/images/finddocuments.png")));
+    connect(refreshButton, SIGNAL(clicked()), this, SLOT(onRefresh()));
+    m_toolBar->addWidget(refreshButton);
+
     Aggregation::Aggregate * agg = new Aggregation::Aggregate;
     agg->add(m_resourceEditor->treeView());
     agg->add(new Find::TreeViewFind(m_resourceEditor->treeView()));
@@ -121,6 +131,7 @@ ResourceEditorW::~ResourceEditorW()
     if (m_resourceEditor)
         m_resourceEditor->deleteLater();
     delete m_contextMenu;
+    delete m_toolBar;
 }
 
 bool ResourceEditorW::createNew(const QString &contents)
@@ -214,6 +225,11 @@ Core::Id ResourceEditorW::id() const
     return Core::Id(ResourceEditor::Constants::RESOURCEEDITOR_ID);
 }
 
+QWidget *ResourceEditorW::toolBar()
+{
+    return m_toolBar;
+}
+
 QString ResourceEditorDocument::fileName() const
 {
     return m_parent->m_resourceEditor->fileName();
@@ -299,6 +315,12 @@ void ResourceEditorW::openFile(const QString &fileName)
     Core::EditorManager::openEditor(fileName);
 }
 
+void ResourceEditorW::onRefresh()
+{
+    if (!m_resourceEditor.isNull())
+        m_resourceEditor.data()->refresh();
+}
+
 void ResourceEditorW::onUndo()
 {
     if (!m_resourceEditor.isNull())

src/plugins/resourceeditor/resourceeditorw.h

@@ -40,6 +40,7 @@
 
 QT_BEGIN_NAMESPACE
 class QMenu;
+class QToolBar;
 QT_END_NAMESPACE
 
 namespace SharedTools {
@@ -96,7 +97,7 @@ public:
     Core::Id id() const;
     QString displayName() const { return m_displayName; }
     void setDisplayName(const QString &title) { m_displayName = title; emit changed(); }
-    QWidget *toolBar() { return 0; }
+    QWidget *toolBar();
     QByteArray saveState() const { return QByteArray(); }
     bool restoreState(const QByteArray &/*state*/) { return true; }
 
@@ -124,6 +125,10 @@ private:
     QMenu *m_contextMenu;
     QMenu *m_openWithMenu;
     QString m_currentFileName;
+    QToolBar *m_toolBar;
+
+public slots:
+    void onRefresh();
 
 public:
     void onUndo();

src/shared/qrceditor/qrceditor.cpp

@@ -127,6 +127,11 @@ bool QrcEditor::load(const QString &fileName)
     return success;
 }
 
+void QrcEditor::refresh()
+{
+    m_treeview->refresh();
+}
+
 bool QrcEditor::save()
 {
     return m_treeview->save();

src/shared/qrceditor/qrceditor.h

@@ -67,6 +67,8 @@ public:
 
     const QUndoStack *commandHistory() const { return &m_history; }
 
+    void refresh();
+
 signals:
     void dirtyChanged(bool dirty);
     void itemActivated(const QString &fileName);

src/shared/qrceditor/resourcefile.cpp

@@ -61,6 +61,33 @@ static QString msgFileNameEmpty()
 
 namespace qdesigner_internal {
 
+/******************************************************************************
+** File
+*/
+
+File::File(Prefix *prefix, const QString &_name, const QString &_alias)
+    : Node(this, prefix)
+    , name(_name)
+    , alias(_alias)
+    , m_checked(false)
+    , m_exists(false)
+{
+}
+
+void File::checkExistence()
+{
+    m_checked = false;
+}
+
+bool File::exists()
+{
+    if (!m_checked) {
+        m_exists = QFile::exists(name);
+        m_checked = true;
+    }
+
+    return m_exists;
+}
 
 /******************************************************************************
 ** FileList
@@ -212,6 +239,15 @@ bool ResourceFile::save()
     return true;
 }
 
+void ResourceFile::refresh()
+{
+    for (int i = 0; i < prefixCount(); ++i) {
+        const FileList &file_list = m_prefix_list.at(i)->file_list;
+        foreach (File *file, file_list)
+            file->checkExistence();
+    }
+}
+
 bool ResourceFile::split(const QString &_path, QString *prefix, QString *file) const
 {
     prefix->clear();
@@ -457,6 +493,7 @@ QString ResourceFile::file(int prefix_idx, int file_idx) const
     Q_ASSERT(prefix_idx >= 0 && prefix_idx < m_prefix_list.count());
     FileList &fileList = m_prefix_list.at(prefix_idx)->file_list;
     Q_ASSERT(file_idx >= 0 && file_idx < fileList.count());
+    fileList.at(file_idx)->checkExistence();
     return fileList.at(file_idx)->name;
 }
 
@@ -604,6 +641,11 @@ bool ResourceModel::hasChildren(const QModelIndex &parent) const
     return rowCount(parent) != 0;
 }
 
+void ResourceModel::refresh()
+{
+    m_resource_file.refresh();
+}
+
 bool ResourceModel::iconFileExtension(const QString &path)
 {
     static QStringList ext_list;
@@ -685,6 +727,14 @@ QVariant ResourceModel::data(const QModelIndex &index, int role) const
             result = m_prefixIcon;
         }
         break;
+    case Qt::ForegroundRole:
+        if (isFileNode) {
+            // File node
+            Q_ASSERT(file);
+            if (!file->exists())
+                result = QBrush(QColor(Qt::red));
+        }
+        break;
     default:
         break;
     }

src/shared/qrceditor/resourcefile_p.h

@@ -43,7 +43,7 @@ QT_BEGIN_NAMESPACE
 
 namespace qdesigner_internal {
 
-struct File;
+class File;
 struct Prefix;
 
 /*!
@@ -71,15 +71,24 @@ private:
 
     Represents a file node in a \l ResourceFile tree.
 */
-struct File : public Node {
-    File(Prefix *prefix, const QString &_name = QString(), const QString &_alias = QString())
-        : Node(this, prefix), name(_name), alias(_alias) {}
+class File : public Node
+{
+public:
+    File(Prefix *prefix, const QString &_name, const QString &_alias = QString());
+    void checkExistence();
+    bool exists();
+
     bool operator < (const File &other) const { return name < other.name; }
     bool operator == (const File &other) const { return name == other.name; }
     bool operator != (const File &other) const { return name != other.name; }
+
     QString name;
     QString alias;
     QIcon icon;
+
+private:
+    bool m_checked;
+    bool m_exists;
 };
 
 class FileList : public QList<File *>
@@ -125,6 +134,7 @@ public:
     bool load();
     bool save();
     QString errorMessage() const { return m_error_message; }
+    void refresh();
 
 private:
     QString resolvePath(const QString &path) const;
@@ -202,6 +212,8 @@ public:
     int columnCount(const QModelIndex &parent) const;
     bool hasChildren(const QModelIndex &parent) const;
 
+    void refresh();
+
 protected:
     QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const;
 

src/shared/qrceditor/resourceview.cpp

@@ -334,6 +334,16 @@ QModelIndex ResourceView::addPrefix()
     return idx;
 }
 
+void ResourceView::refresh()
+{
+    m_qrcModel->refresh();
+    QModelIndex idx = currentIndex();
+    setModel(0);
+    setModel(m_qrcModel);
+    setCurrentIndex(idx);
+    expandAll();
+}
+
 QStringList ResourceView::fileNamesToAdd()
 {
     return QFileDialog::getOpenFileNames(this, tr("Open File"),

src/shared/qrceditor/resourceview.h

@@ -118,6 +118,8 @@ public:
     QStringList fileNamesToAdd();
     QModelIndex addPrefix();
 
+    void refresh();
+
 public slots:
     void setCurrentAlias(const QString &before, const QString &after);
     void setCurrentPrefix(const QString &before, const QString &after);