Add missing explicit

src/inserthtmldialog.cpp

@@ -23,7 +23,7 @@ namespace KPIMTextEdit
 class InsertHtmlDialogPrivate
 {
 public:
-    InsertHtmlDialogPrivate(InsertHtmlDialog *qq)
+    explicit InsertHtmlDialogPrivate(InsertHtmlDialog *qq)
         : q(qq)
     {
         q->setWindowTitle(i18nc("@title:window", "Insert HTML"));

src/insertimagedialog.cpp

@@ -20,7 +20,7 @@ namespace KPIMTextEdit
 class InsertImageDialogPrivate
 {
 public:
-    InsertImageDialogPrivate(InsertImageDialog *qq)
+    explicit InsertImageDialogPrivate(InsertImageDialog *qq)
         : q(qq)
     {
         auto vbox = new QVBoxLayout(q);

src/inserttablewidget.cpp

@@ -19,7 +19,7 @@ using namespace KPIMTextEdit;
 class InsertTableWidget::InsertTableWidgetPrivate
 {
 public:
-    InsertTableWidgetPrivate(InsertTableWidget *qq)
+    explicit InsertTableWidgetPrivate(InsertTableWidget *qq)
         : q(qq)
     {
         mRows = new QSpinBox;

src/tableactionmenu.cpp

@@ -23,7 +23,7 @@ namespace KPIMTextEdit
 class TableActionMenuPrivate
 {
 public:
-    TableActionMenuPrivate(QTextEdit *edit, TableActionMenu *qq)
+    explicit TableActionMenuPrivate(QTextEdit *edit, TableActionMenu *qq)
         : textEdit(edit)
         , q(qq)
     {

src/tablecellformatdialog.cpp

@@ -22,7 +22,7 @@ using namespace KPIMTextEdit;
 class TableCellFormatDialog::TableCellFormatDialogPrivate
 {
 public:
-    TableCellFormatDialogPrivate(TableCellFormatDialog *qq)
+    explicit TableCellFormatDialogPrivate(TableCellFormatDialog *qq)
         : q(qq)
     {
         q->setWindowTitle(i18nc("@title:window", "Cell Format"));