Implement context sensitive search

src/panelplugins/documentationpanel/documentationpanelwidget.cpp

@@ -32,7 +32,6 @@
 #include <QHelpIndexWidget>
 #include <QIcon>
 #include <QLineEdit>
-#include <QListWidget>
 #include <QPointer>
 #include <QPushButton>
 #include <QSplitter>
@@ -59,10 +58,6 @@ DocumentationPanelWidget::DocumentationPanelWidget(QWidget* parent) :QWidget(par
 
     loadDocumentation();
 
-    m_tabWidget = new QTabWidget(this);
-    m_tabWidget->setMovable(true);
-    m_tabWidget->setElideMode(Qt::ElideRight);
-
     // create  a container for Search tab
     QWidget* container = new QWidget(this);
     QHBoxLayout* clayout = new QHBoxLayout(this);
@@ -73,6 +68,10 @@ DocumentationPanelWidget::DocumentationPanelWidget(QWidget* parent) :QWidget(par
     clayout->addWidget(input);
     clayout->addWidget(search);
 
+    m_tabWidget = new QTabWidget(this);
+    m_tabWidget->setMovable(true);
+    m_tabWidget->setElideMode(Qt::ElideRight);
+
     // Add different tabs to the widget
     m_tabWidget->addTab(m_engine->contentWidget(), i18n("Contents"));
     m_tabWidget->addTab(m_engine->indexWidget(), i18n("Index"));
@@ -106,11 +105,19 @@ void DocumentationPanelWidget::displayHelp(const QUrl& url)
 void DocumentationPanelWidget::doSearch(const QString& str)
 {
     // perform searching of the string passed
+    Q_UNUSED(str)
 }
 
 void DocumentationPanelWidget::contextSensitiveHelp(const QString& keyword)
 {
-    qDebug() << "INSIDE DOCUMENTATION PANEL WIDGET" << keyword;
+    qDebug() << "Context sensitive help for " << keyword;
+
+    // get the index widget
+    QHelpIndexWidget* const index = m_engine->indexWidget();
+    index->filterIndices(keyword); // filter exactly, no wildcards
+    index->activateCurrentItem(); // this internally emitts the QHelpContentWidget::linkActivated signal
+
+    loadDocumentation();
 }
 
 void DocumentationPanelWidget::loadDocumentation()

src/panelplugins/documentationpanel/documentationpanelwidget.h

@@ -47,12 +47,10 @@ class DocumentationPanelWidget : public QWidget
     void loadDocumentation();
     void unloadDocumentation();
 
-  public Q_SLOTS:
-    void contextSensitiveHelp(const QString&);
-
   private Q_SLOTS:
     void displayHelp(const QUrl&);
     void doSearch(const QString&);
+    void contextSensitiveHelp(const QString&);
 
   private:
     QPointer<QHelpEngine> m_engine;

src/worksheettextitem.cpp

@@ -471,7 +471,7 @@ void WorksheetTextItem::keyPressEvent(QKeyEvent *event)
     case Qt::Key_Tab:
         qDebug() << "Tab";
         break;
-    case Qt::Key_H:
+    case Qt::Key_F2:
         // logic to display help for keyword under selection
         if(textCursor().hasSelection()) {
             QString keyword = textCursor().selectedText();
@@ -479,7 +479,6 @@ void WorksheetTextItem::keyPressEvent(QKeyEvent *event)
             keyword = keyword.simplified();
             keyword.replace(QStringLiteral(" "), QStringLiteral(""));
             emit worksheet()->requestDocumentation(keyword);
-            qDebug()<<"Searching help for "<<keyword;
             return;
         } else { // when the keyword is not under selection and the user presses key
             QTextCursor cursor;
@@ -487,7 +486,6 @@ void WorksheetTextItem::keyPressEvent(QKeyEvent *event)
             setTextCursor(cursor);
             const QString keyword = textCursor().selectedText();
             emit worksheet()->requestDocumentation(keyword);
-            qDebug()<<"Searching help for "<<keyword;
             return;
         }
         break;