enable/disable project actions

don't allow project actions to be triggered
if no project is active

BUG: 445494

addons/project/kateprojectpluginview.cpp

@@ -127,6 +127,7 @@ KateProjectPluginView::KateProjectPluginView(KateProjectPlugin *plugin, KTextEdi
             qobject_cast<GitWidget *>(widget)->getStatus();
         }
     });
+
     /**
      * create views for all already existing projects
      * will create toolviews on demand!
@@ -164,31 +165,26 @@ KateProjectPluginView::KateProjectPluginView(KateProjectPlugin *plugin, KTextEdi
         slotViewCreated(view);
     }
 
-    /**
-     * trigger once view change, to highlight right document
-     */
-    slotViewChanged();
-
     /**
      * back + forward
      */
     auto a = actionCollection()->addAction(QStringLiteral("projects_open_project"), this, SLOT(openDirectoryOrProject()));
     a->setText(i18n("Open Folder..."));
 
-    a = actionCollection()->addAction(QStringLiteral("projects_todos"), this, SLOT(showProjectTodos()));
+    m_projectTodosAction = a = actionCollection()->addAction(QStringLiteral("projects_todos"), this, SLOT(showProjectTodos()));
     a->setText(i18n("Project TODOs"));
     a->setIcon(QIcon::fromTheme(QStringLiteral("korg-todo")));
 
-    a = actionCollection()->addAction(KStandardAction::Back, QStringLiteral("projects_prev_project"), this, SLOT(slotProjectPrev()));
+    m_projectPrevAction = a = actionCollection()->addAction(KStandardAction::Back, QStringLiteral("projects_prev_project"), this, SLOT(slotProjectPrev()));
     actionCollection()->setDefaultShortcut(a, QKeySequence(Qt::CTRL | Qt::ALT | Qt::Key_Left));
 
-    a = actionCollection()->addAction(KStandardAction::Forward, QStringLiteral("projects_next_project"), this, SLOT(slotProjectNext()));
+    m_projectNextAction = a = actionCollection()->addAction(KStandardAction::Forward, QStringLiteral("projects_next_project"), this, SLOT(slotProjectNext()));
     actionCollection()->setDefaultShortcut(a, QKeySequence(Qt::CTRL | Qt::ALT | Qt::Key_Right));
 
-    a = actionCollection()->addAction(QStringLiteral("projects_goto_index"), this, SLOT(slotProjectIndex()));
+    m_projectGotoIndexAction = a = actionCollection()->addAction(QStringLiteral("projects_goto_index"), this, SLOT(slotProjectIndex()));
     a->setText(i18n("Lookup"));
     actionCollection()->setDefaultShortcut(a, QKeySequence(Qt::ALT | Qt::Key_1));
-    a = actionCollection()->addAction(QStringLiteral("projects_close"), this, SLOT(slotProjectAboutToClose()));
+    m_projectCloseAction = a = actionCollection()->addAction(QStringLiteral("projects_close"), this, SLOT(slotProjectAboutToClose()));
     a->setText(i18n("Close Project"));
     a->setIcon(QIcon::fromTheme(QStringLiteral(PROJECTCLOSEICON)));
     m_gotoSymbolActionAppMenu = a = actionCollection()->addAction(KStandardAction::Goto, QStringLiteral("projects_goto_symbol"), this, SLOT(slotGotoSymbol()));
@@ -216,6 +212,17 @@ KateProjectPluginView::KateProjectPluginView(KateProjectPlugin *plugin, KTextEdi
      * align to current config
      */
     slotConfigUpdated();
+
+    /**
+     * trigger once view change, to highlight right document
+     */
+    slotViewChanged();
+
+    /**
+     * ensure proper action update, to enable/disable stuff
+     */
+    connect(this, &KateProjectPluginView::projectMapChanged, this, &KateProjectPluginView::updateActions);
+    updateActions();
 }
 
 KateProjectPluginView::~KateProjectPluginView()
@@ -761,4 +768,23 @@ void KateProjectPluginView::openTerminal(const QString &dirPath, KateProject *pr
     }
 }
 
+void KateProjectPluginView::updateActions()
+{
+    // currently some project active?
+    const bool projectActive = !projectBaseDir().isEmpty();
+    m_projectsCombo->setEnabled(projectActive);
+    m_projectsComboGit->setEnabled(projectActive);
+    m_reloadButton->setEnabled(projectActive);
+    m_closeProjectButton->setEnabled(projectActive);
+    m_gitStatusRefreshButton->setEnabled(projectActive);
+    m_lookupAction->setEnabled(projectActive);
+    m_gotoSymbolAction->setEnabled(projectActive);
+    m_gotoSymbolActionAppMenu->setEnabled(projectActive);
+    m_projectTodosAction->setEnabled(projectActive);
+    m_projectPrevAction->setEnabled(projectActive);
+    m_projectNextAction->setEnabled(projectActive);
+    m_projectGotoIndexAction->setEnabled(projectActive);
+    m_projectCloseAction->setEnabled(projectActive);
+}
+
 #include "kateprojectpluginview.moc"

addons/project/kateprojectpluginview.h

@@ -302,6 +302,11 @@ private Q_SLOTS:
      */
     void showProjectTodos();
 
+    /**
+     * Enable/disable project actions
+     */
+    void updateActions();
+
 private:
     /**
      * find current selected or under cursor word
@@ -396,15 +401,16 @@ private:
     QSet<QObject *> m_textViews;
 
     /**
-     * lookup action
+     * project related actions
      */
     QAction *m_lookupAction;
-
-    /**
-     * goto symbol action
-     */
     QAction *m_gotoSymbolAction;
     QAction *m_gotoSymbolActionAppMenu;
+    QAction *m_projectTodosAction;
+    QAction *m_projectPrevAction;
+    QAction *m_projectNextAction;
+    QAction *m_projectGotoIndexAction;
+    QAction *m_projectCloseAction;
 
     class FixedView
     {