From a44259e66c528a874f906cbaebe4c902599531d6 Mon Sep 17 00:00:00 2001
From: Le Tan <tamlokveer@gmail.com>
Date: Sun, 11 Jun 2017 17:46:34 +0800
Subject: [PATCH] bugfix: implement focusChild() of VMdTab and VHtmlTab to fix
 focus issue

---
 src/vedittab.h   | 2 +-
 src/vhtmltab.cpp | 4 ++++
 src/vhtmltab.h   | 3 +++
 src/vmdtab.cpp   | 5 +++++
 src/vmdtab.h     | 3 +++
 5 files changed, 16 insertions(+), 1 deletion(-)

diff --git a/src/vedittab.h b/src/vedittab.h
index 25e6b261..4c0fc319 100644
--- a/src/vedittab.h
+++ b/src/vedittab.h
@@ -71,7 +71,7 @@ protected:
     void wheelEvent(QWheelEvent *p_event) Q_DECL_OVERRIDE;
 
     // Called when VEditTab get focus. Should focus the proper child widget.
-    virtual void focusChild() {}
+    virtual void focusChild() = 0;
 
     // Called to zoom in/out content.
     virtual void zoom(bool p_zoomIn, qreal p_step = 0.25) = 0;
diff --git a/src/vhtmltab.cpp b/src/vhtmltab.cpp
index 8576684b..04a53bf5 100644
--- a/src/vhtmltab.cpp
+++ b/src/vhtmltab.cpp
@@ -244,3 +244,7 @@ void VHtmlTab::zoom(bool /* p_zoomIn */, qreal /* p_step */)
 {
 }
 
+void VHtmlTab::focusChild()
+{
+    m_editor->setFocus();
+}
diff --git a/src/vhtmltab.h b/src/vhtmltab.h
index 60387234..3e08b53c 100644
--- a/src/vhtmltab.h
+++ b/src/vhtmltab.h
@@ -76,6 +76,9 @@ private:
     // Called to zoom in/out content.
     void zoom(bool p_zoomIn, qreal p_step = 0.25) Q_DECL_OVERRIDE;
 
+    // Focus the proper child widget.
+    void focusChild() Q_DECL_OVERRIDE;
+
     VEdit *m_editor;
 };
 #endif // VHTMLTAB_H
diff --git a/src/vmdtab.cpp b/src/vmdtab.cpp
index 93f10230..a8f28471 100644
--- a/src/vmdtab.cpp
+++ b/src/vmdtab.cpp
@@ -704,3 +704,8 @@ MarkdownConverterType VMdTab::getMarkdownConverterType() const
 {
     return m_mdConType;
 }
+
+void VMdTab::focusChild()
+{
+    m_stacks->currentWidget()->setFocus();
+}
diff --git a/src/vmdtab.h b/src/vmdtab.h
index b3050232..a77d0166 100644
--- a/src/vmdtab.h
+++ b/src/vmdtab.h
@@ -120,6 +120,9 @@ private:
     // Zoom Web View.
     void zoomWebPage(bool p_zoomIn, qreal p_step = 0.25);
 
+    // Focus the proper child widget.
+    void focusChild() Q_DECL_OVERRIDE;
+
     VEdit *m_editor;
     VWebView *m_webViewer;
     VDocument *m_document;