Reduce includes

src/dialogs/about.cpp

@@ -32,6 +32,7 @@
 #include <QLabel>
 #include <QPushButton>
 #include <QKeySequence>
+#include <QTextBrowser>
 
 #include "about.h"
 #include "ui_about.h"

src/dialogs/about.h

@@ -24,15 +24,15 @@
 
 #include "config.h"
 
-
 #include <QObject>
-#include <QWidget>
 #include <QDialog>
 #include <QList>
 #include <QString>
 
 #include "ui_about.h"
 
+class QWidget;
+
 class About : public QDialog {
   Q_OBJECT
 

src/dialogs/edittagdialog.cpp

@@ -85,6 +85,7 @@
 #include "edittagdialog.h"
 #include "trackselectiondialog.h"
 #include "ui_edittagdialog.h"
+#include "tagreadermessages.pb.h"
 
 const char *EditTagDialog::kHintText = QT_TR_NOOP("(different across multiple songs)");
 const char *EditTagDialog::kSettingsGroup = "EditTagDialog";

src/dialogs/edittagdialog.h

@@ -23,28 +23,27 @@
 
 #include "config.h"
 
-
 #include <QtGlobal>
 #include <QObject>
+#include <QAbstractItemModel>
 #include <QDialog>
-#include <QWidget>
 #include <QFuture>
-#include <QModelIndexList>
 #include <QList>
 #include <QVariant>
 #include <QString>
+#include <QUrl>
 #include <QImage>
-#include <QMenu>
-#include <QAbstractButton>
-#include <QLabel>
-#include <QPushButton>
-#include <QtEvents>
 
 #include "core/song.h"
 #include "core/tagreaderclient.h"
 #include "playlist/playlistitem.h"
 #include "covermanager/albumcoverloaderoptions.h"
 
+class QWidget;
+class QMenu;
+class QLabel;
+class QAbstractButton;
+class QPushButton;
 class QEvent;
 class QShowEvent;
 class QHideEvent;

src/dialogs/trackselectiondialog.h

@@ -21,18 +21,17 @@
 #ifndef TRACKSELECTIONDIALOG_H
 #define TRACKSELECTIONDIALOG_H
 
-
 #include <QObject>
 #include <QDialog>
-#include <QWidget>
 #include <QList>
 #include <QString>
-#include <QTreeWidget>
-#include <QPushButton>
 
 #include "config.h"
 #include "core/song.h"
 
+class QWidget;
+class QTreeWidget;
+class QPushButton;
 class Ui_TrackSelectionDialog;
 
 class TrackSelectionDialog : public QDialog {