show help for active mdi-child

orion-project · Jan 23, 2020 · 0f00939 · 0f00939
1 parent cca32e3
commit 0f00939
Show file tree

Hide file tree

Showing 4 changed files with 24 additions and 3 deletions.
diff --git a/src/ProjectWindow.cpp b/src/ProjectWindow.cpp
@@ -166,8 +166,7 @@ void ProjectWindow::createActions()
     actnWndCascade = A_(tr("Cascade"), _mdiArea, SLOT(cascadeSubWindows()));
 
     auto help = Z::HelpSystem::instance();
-    // TODO: analyze top-level window and show context help if available
-    actnHelpContent = A_(tr("Contents"), help, SLOT(showContents()), ":/toolbar/help", QKeySequence::HelpContents);
+    actnHelpContent = A_(tr("Contents"), this, SLOT(showHelp()), ":/toolbar/help", QKeySequence::HelpContents);
     actnHelpIndex = A_(tr("Index"), help, SLOT(showIndex()));
     actnHelpBugReport = A_(tr("Send Bug Report"), help, SLOT(sendBugReport()), ":/toolbar/bug");
     actnHelpUpdates = A_(tr("Check for Updates"), help, SLOT(checkUpdates()), ":/toolbar/update");
@@ -477,7 +476,7 @@ void ProjectWindow::showAdjustment()
 }
 
 //------------------------------------------------------------------------------
-//                               Window action
+//                               Window actions
 
 void ProjectWindow::showProtocolWindow()
 {
@@ -499,6 +498,24 @@ void ProjectWindow::showPumpsWindow()
     _mdiArea->appendChild(PumpWindow::create(schema()));
 }
 
+//------------------------------------------------------------------------------
+//                               Help actions
+
+void ProjectWindow::showHelp()
+{
+    auto activeChild = _mdiArea->activeChild();
+    if (activeChild)
+    {
+        QString helpTopic = activeChild->helpTopic();
+        if (!helpTopic.isEmpty())
+        {
+            Z::HelpSystem::instance()->showTopic(helpTopic);
+            return;
+        }
+    }
+    Z::HelpSystem::instance()->showContents();
+}
+
 //------------------------------------------------------------------------------
 //                               Schema events
 

diff --git a/src/ProjectWindow.h b/src/ProjectWindow.h
@@ -116,6 +116,7 @@ private slots:
     void showParamsWindow();
     void showPumpsWindow();
     void showAdjustment();
+    void showHelp();
 
     void openSchemaExample();
 

diff --git a/src/PumpWindow.h b/src/PumpWindow.h
@@ -83,6 +83,7 @@ class PumpWindow : public SchemaMdiChild,
 
     // inherits from BasicMdiChild
     QList<QMenu*> menus() override { return { _windowMenu }; }
+    QString helpTopic() const override { return "pumps_window.html"; }
 
     // inherits from SchemaListener
     void schemaLoaded(Schema*) override { showStatusInfo(); }

diff --git a/src/SchemaWindows.h b/src/SchemaWindows.h
@@ -179,6 +179,8 @@ class BasicMdiChild : public QMdiSubWindow, public IAppSettingsListener
     /// Function is called when application settings are changed.
     void settingsChanged() override;
 
+    virtual QString helpTopic() const { return QString(); }
+
 protected:
     void closeEvent(class QCloseEvent*) override { emit closing(); }