Use Q_DECL_HIDDEN to unexport private classes

src/altlangstredit.cpp

@@ -48,7 +48,7 @@
 namespace KExiv2Iface
 {
 
-class AltLangStrEdit::Private
+class Q_DECL_HIDDEN AltLangStrEdit::Private
 {
 public:
 

src/countryselector.cpp

@@ -40,7 +40,7 @@
 namespace KExiv2Iface
 {
 
-class CountrySelector::Private
+class Q_DECL_HIDDEN CountrySelector::Private
 {
 public:
 

src/kexiv2_p.h

@@ -103,7 +103,7 @@
 namespace KExiv2Iface
 {
 
-class KExiv2Data::Private : public QSharedData
+class Q_DECL_HIDDEN KExiv2Data::Private : public QSharedData
 {
 public:
 
@@ -124,7 +124,7 @@ public:
 
 // --------------------------------------------------------------------------
 
-class KExiv2::Private
+class Q_DECL_HIDDEN KExiv2::Private
 {
 public:
 

src/kexiv2previews.cpp

@@ -35,7 +35,7 @@
 namespace KExiv2Iface
 {
 
-class KExiv2Previews::Private
+class Q_DECL_HIDDEN KExiv2Previews::Private
 {
 public:
 

src/msgtextedit.cpp

@@ -33,7 +33,7 @@
 namespace KExiv2Iface
 {
 
-class MsgTextEdit::Private
+class Q_DECL_HIDDEN MsgTextEdit::Private
 {
 public:
 

src/subjectwidget.cpp

@@ -55,7 +55,7 @@
 namespace KExiv2Iface
 {
 
-class SubjectWidget::Private
+class Q_DECL_HIDDEN SubjectWidget::Private
 {
 public: