diff --git a/src/SeerFunctionBrowserWidget.cpp b/src/SeerFunctionBrowserWidget.cpp
index aefae79..6416bc9 100644
--- a/src/SeerFunctionBrowserWidget.cpp
+++ b/src/SeerFunctionBrowserWidget.cpp
@@ -32,6 +32,7 @@ SeerFunctionBrowserWidget::SeerFunctionBrowserWidget (QWidget* parent) : QWidget
 
     // Connect things.
     QObject::connect(functionTreeWidget,      &QTreeWidget::itemDoubleClicked,    this,  &SeerFunctionBrowserWidget::handleItemDoubleClicked);
+    QObject::connect(functionTreeWidget,      &QTreeWidget::itemEntered,          this,  &SeerFunctionBrowserWidget::handleItemEntered);
     QObject::connect(functionSearchLineEdit,  &QLineEdit::returnPressed,          this,  &SeerFunctionBrowserWidget::handleSearchLineEdit);
 }
 
@@ -139,6 +140,19 @@ void SeerFunctionBrowserWidget::handleItemDoubleClicked (QTreeWidgetItem* item,
     emit selectedFile(item->text(1), item->text(3), item->text(2).toInt());
 }
 
+void SeerFunctionBrowserWidget::handleItemEntered (QTreeWidgetItem* item, int column) {
+
+    Q_UNUSED(column);
+
+    QString tip = QString("Function: %1\nFile: %2\nLine: %3\nFullname: %4\nType: %5\nDescription: %6").arg(item->text(0)).arg(item->text(1)).arg(item->text(2)).arg(item->text(3)).arg(item->text(4)).arg(item->text(5));
+
+    item->setToolTip(0, tip);
+
+    for (int i=1; i<functionTreeWidget->columnCount(); i++) { // Copy tooltip to the other columns.
+        item->setToolTip(i, item->toolTip(0));
+    }
+}
+
 void SeerFunctionBrowserWidget::handleSearchLineEdit () {
 
     functionTreeWidget->clear();
diff --git a/src/SeerFunctionBrowserWidget.h b/src/SeerFunctionBrowserWidget.h
index 8d19b8e..e7ac63d 100644
--- a/src/SeerFunctionBrowserWidget.h
+++ b/src/SeerFunctionBrowserWidget.h
@@ -19,6 +19,7 @@ class SeerFunctionBrowserWidget : public QWidget, protected Ui::SeerFunctionBrow
     protected slots:
         void                handleSearchLineEdit        ();
         void                handleItemDoubleClicked     (QTreeWidgetItem* item, int column);
+        void                handleItemEntered           (QTreeWidgetItem* item, int column);
 
     signals:
         void                refreshFunctionList         (int id, const QString& functionRegex);
diff --git a/src/SeerTypeBrowserWidget.cpp b/src/SeerTypeBrowserWidget.cpp
index 34d545a..1602a90 100644
--- a/src/SeerTypeBrowserWidget.cpp
+++ b/src/SeerTypeBrowserWidget.cpp
@@ -30,6 +30,7 @@ SeerTypeBrowserWidget::SeerTypeBrowserWidget (QWidget* parent) : QWidget(parent)
 
     // Connect things.
     QObject::connect(typeTreeWidget,      &QTreeWidget::itemDoubleClicked,    this,  &SeerTypeBrowserWidget::handleItemDoubleClicked);
+    QObject::connect(typeTreeWidget,      &QTreeWidget::itemEntered,          this,  &SeerTypeBrowserWidget::handleItemEntered);
     QObject::connect(typeSearchLineEdit,  &QLineEdit::returnPressed,          this,  &SeerTypeBrowserWidget::handleSearchLineEdit);
 }
 
@@ -124,6 +125,19 @@ void SeerTypeBrowserWidget::handleItemDoubleClicked (QTreeWidgetItem* item, int
     emit selectedFile(item->text(1), item->text(3), item->text(2).toInt());
 }
 
+void SeerTypeBrowserWidget::handleItemEntered (QTreeWidgetItem* item, int column) {
+
+    Q_UNUSED(column);
+
+    QString tip = QString("Type: %1\nFile: %2\nLine: %3\nFullname: %4").arg(item->text(0)).arg(item->text(1)).arg(item->text(2)).arg(item->text(3));
+
+    item->setToolTip(0, tip);
+
+    for (int i=1; i<typeTreeWidget->columnCount(); i++) { // Copy tooltip to the other columns.
+        item->setToolTip(i, item->toolTip(0));
+    }
+}
+
 void SeerTypeBrowserWidget::handleSearchLineEdit () {
 
     typeTreeWidget->clear();
diff --git a/src/SeerTypeBrowserWidget.h b/src/SeerTypeBrowserWidget.h
index 26a7cbc..84395d2 100644
--- a/src/SeerTypeBrowserWidget.h
+++ b/src/SeerTypeBrowserWidget.h
@@ -19,6 +19,7 @@ class SeerTypeBrowserWidget : public QWidget, protected Ui::SeerTypeBrowserWidge
     protected slots:
         void                handleSearchLineEdit        ();
         void                handleItemDoubleClicked     (QTreeWidgetItem* item, int column);
+        void                handleItemEntered           (QTreeWidgetItem* item, int column);
 
     signals:
         void                refreshTypeList             (int id, const QString& typeRegex);
diff --git a/src/SeerVariableBrowserWidget.cpp b/src/SeerVariableBrowserWidget.cpp
index 18dfc4e..45a0a09 100644
--- a/src/SeerVariableBrowserWidget.cpp
+++ b/src/SeerVariableBrowserWidget.cpp
@@ -34,6 +34,7 @@ SeerVariableBrowserWidget::SeerVariableBrowserWidget (QWidget* parent) : QWidget
 
     // Connect things.
     QObject::connect(variableTreeWidget,          &QTreeWidget::itemDoubleClicked,    this,  &SeerVariableBrowserWidget::handleItemDoubleClicked);
+    QObject::connect(variableTreeWidget,          &QTreeWidget::itemEntered,          this,  &SeerVariableBrowserWidget::handleItemEntered);
     QObject::connect(variableNameSearchLineEdit,  &QLineEdit::returnPressed,          this,  &SeerVariableBrowserWidget::handleSearchLineEdit);
     QObject::connect(variableTypeSearchLineEdit,  &QLineEdit::returnPressed,          this,  &SeerVariableBrowserWidget::handleSearchLineEdit);
 }
@@ -143,6 +144,19 @@ void SeerVariableBrowserWidget::handleItemDoubleClicked (QTreeWidgetItem* item,
     emit selectedFile(item->text(2), item->text(4), item->text(3).toInt());
 }
 
+void SeerVariableBrowserWidget::handleItemEntered (QTreeWidgetItem* item, int column) {
+
+    Q_UNUSED(column);
+
+    QString tip = QString("Variable: %1\nType: %2\nFile: %3\nLine: %4\nFullname: %5\nDescription: %6").arg(item->text(0)).arg(item->text(1)).arg(item->text(2)).arg(item->text(3)).arg(item->text(4)).arg(item->text(5));
+
+    item->setToolTip(0, tip);
+
+    for (int i=1; i<variableTreeWidget->columnCount(); i++) { // Copy tooltip to the other columns.
+        item->setToolTip(i, item->toolTip(0));
+    }
+}
+
 void SeerVariableBrowserWidget::handleSearchLineEdit () {
 
     variableTreeWidget->clear();
diff --git a/src/SeerVariableBrowserWidget.h b/src/SeerVariableBrowserWidget.h
index b7e022e..f69df61 100644
--- a/src/SeerVariableBrowserWidget.h
+++ b/src/SeerVariableBrowserWidget.h
@@ -19,6 +19,7 @@ class SeerVariableBrowserWidget : public QWidget, protected Ui::SeerVariableBrow
     protected slots:
         void                handleSearchLineEdit        ();
         void                handleItemDoubleClicked     (QTreeWidgetItem* item, int column);
+        void                handleItemEntered           (QTreeWidgetItem* item, int column);
 
     signals:
         void                refreshVariableList         (int id, const QString& variableNameRegex, const QString& variableTypeRegex);