11 files changed, 52 insertions, 8 deletions
diff --git a/src/qt/coincontroldialog.cpp b/src/qt/coincontroldialog.cpp
index 71d1ca0a33..d7a2aaaf19 100644
--- a/src/qt/coincontroldialog.cpp
+++ b/src/qt/coincontroldialog.cpp
@@ -31,6 +31,9 @@
 #include <QSettings>
 #include <QTreeWidget>
 
+using wallet::CCoinControl;
+using wallet::MIN_CHANGE;
+
 QList<CAmount> CoinControlDialog::payAmounts;
 bool CoinControlDialog::fSubtractFeeFromAmount = false;
 
diff --git a/src/qt/coincontroldialog.h b/src/qt/coincontroldialog.h
index 92fae45110..ccceff10e8 100644
--- a/src/qt/coincontroldialog.h
+++ b/src/qt/coincontroldialog.h
@@ -19,7 +19,9 @@
 class PlatformStyle;
 class WalletModel;
 
+namespace wallet {
 class CCoinControl;
+} // namespace wallet
 
 namespace Ui {
     class CoinControlDialog;
@@ -42,11 +44,11 @@ class CoinControlDialog : public QDialog
     Q_OBJECT
 
 public:
-    explicit CoinControlDialog(CCoinControl& coin_control, WalletModel* model, const PlatformStyle *platformStyle, QWidget *parent = nullptr);
+    explicit CoinControlDialog(wallet::CCoinControl& coin_control, WalletModel* model, const PlatformStyle *platformStyle, QWidget *parent = nullptr);
     ~CoinControlDialog();
 
     // static because also called from sendcoinsdialog
-    static void updateLabels(CCoinControl& m_coin_control, WalletModel*, QDialog*);
+    static void updateLabels(wallet::CCoinControl& m_coin_control, WalletModel*, QDialog*);
 
     static QList<CAmount> payAmounts;
     static bool fSubtractFeeFromAmount;
@@ -56,7 +58,7 @@ protected:
 
 private:
     Ui::CoinControlDialog *ui;
-    CCoinControl& m_coin_control;
+    wallet::CCoinControl& m_coin_control;
     WalletModel *model;
     int sortColumn;
     Qt::SortOrder sortOrder;
diff --git a/src/qt/sendcoinsdialog.cpp b/src/qt/sendcoinsdialog.cpp
index d76f9fade0..2b9d01c1db 100644
--- a/src/qt/sendcoinsdialog.cpp
+++ b/src/qt/sendcoinsdialog.cpp
@@ -35,6 +35,9 @@
 #include <QSettings>
 #include <QTextDocument>
 
+using wallet::CCoinControl;
+using wallet::DEFAULT_PAY_TX_FEE;
+
 static constexpr std::array confTargets{2, 4, 6, 12, 24, 48, 144, 504, 1008};
 int getConfTargetForIndex(int index) {
     if (index+1 > static_cast<int>(confTargets.size())) {
diff --git a/src/qt/sendcoinsdialog.h b/src/qt/sendcoinsdialog.h
index 4e43697f78..2f88629152 100644
--- a/src/qt/sendcoinsdialog.h
+++ b/src/qt/sendcoinsdialog.h
@@ -12,12 +12,14 @@
 #include <QString>
 #include <QTimer>
 
-class CCoinControl;
 class ClientModel;
 class PlatformStyle;
 class SendCoinsEntry;
 class SendCoinsRecipient;
 enum class SynchronizationState;
+namespace wallet {
+class CCoinControl;
+} // namespace wallet
 
 namespace Ui {
     class SendCoinsDialog;
@@ -62,7 +64,7 @@ private:
     Ui::SendCoinsDialog *ui;
     ClientModel *clientModel;
     WalletModel *model;
-    std::unique_ptr<CCoinControl> m_coin_control;
+    std::unique_ptr<wallet::CCoinControl> m_coin_control;
     std::unique_ptr<WalletModelTransaction> m_current_transaction;
     bool fNewRecipientAllowed;
     bool fFeeMinimized;
diff --git a/src/qt/test/addressbooktests.cpp b/src/qt/test/addressbooktests.cpp
index 9eabecbfc9..01ce6a9f30 100644
--- a/src/qt/test/addressbooktests.cpp
+++ b/src/qt/test/addressbooktests.cpp
@@ -24,6 +24,13 @@
 #include <QTimer>
 #include <QMessageBox>
 
+using wallet::AddWallet;
+using wallet::CWallet;
+using wallet::CreateMockWalletDatabase;
+using wallet::RemoveWallet;
+using wallet::WALLET_FLAG_DESCRIPTORS;
+using wallet::WalletContext;
+
 namespace
 {
 
diff --git a/src/qt/test/wallettests.cpp b/src/qt/test/wallettests.cpp
index 147a8a076b..95367d6cce 100644
--- a/src/qt/test/wallettests.cpp
+++ b/src/qt/test/wallettests.cpp
@@ -39,6 +39,15 @@
 #include <QListView>
 #include <QDialogButtonBox>
 
+using wallet::AddWallet;
+using wallet::CWallet;
+using wallet::CreateMockWalletDatabase;
+using wallet::RemoveWallet;
+using wallet::WALLET_FLAG_DESCRIPTORS;
+using wallet::WalletContext;
+using wallet::WalletDescriptor;
+using wallet::WalletRescanReserver;
+
 namespace
 {
 //! Press "Yes" or "Cancel" buttons in modal send confirmation dialog.
diff --git a/src/qt/transactiondesc.cpp b/src/qt/transactiondesc.cpp
index 260e9eeb33..0504639cde 100644
--- a/src/qt/transactiondesc.cpp
+++ b/src/qt/transactiondesc.cpp
@@ -28,6 +28,11 @@
 
 #include <QLatin1String>
 
+using wallet::ISMINE_ALL;
+using wallet::ISMINE_SPENDABLE;
+using wallet::ISMINE_WATCH_ONLY;
+using wallet::isminetype;
+
 QString TransactionDesc::FormatTxStatus(const interfaces::WalletTx& wtx, const interfaces::WalletTxStatus& status, bool inMempool, int numBlocks)
 {
     if (!status.is_final)
diff --git a/src/qt/transactionrecord.cpp b/src/qt/transactionrecord.cpp
index 44714de146..5386569973 100644
--- a/src/qt/transactionrecord.cpp
+++ b/src/qt/transactionrecord.cpp
@@ -13,6 +13,10 @@
 
 #include <QDateTime>
 
+using wallet::ISMINE_SPENDABLE;
+using wallet::ISMINE_WATCH_ONLY;
+using wallet::isminetype;
+
 /* Return positive answer if transaction should be shown in list.
  */
 bool TransactionRecord::showTransaction()
diff --git a/src/qt/walletcontroller.cpp b/src/qt/walletcontroller.cpp
index fa561e05db..485de2790d 100644
--- a/src/qt/walletcontroller.cpp
+++ b/src/qt/walletcontroller.cpp
@@ -28,6 +28,11 @@
 #include <QTimer>
 #include <QWindow>
 
+using wallet::WALLET_FLAG_BLANK_WALLET;
+using wallet::WALLET_FLAG_DESCRIPTORS;
+using wallet::WALLET_FLAG_DISABLE_PRIVATE_KEYS;
+using wallet::WALLET_FLAG_EXTERNAL_SIGNER;
+
 WalletController::WalletController(ClientModel& client_model, const PlatformStyle* platform_style, QObject* parent)
     : QObject(parent)
     , m_activity_thread(new QThread(this))
diff --git a/src/qt/walletmodel.cpp b/src/qt/walletmodel.cpp
index cfc255c843..db819e6fe6 100644
--- a/src/qt/walletmodel.cpp
+++ b/src/qt/walletmodel.cpp
@@ -36,6 +36,9 @@
 #include <QSet>
 #include <QTimer>
 
+using wallet::CCoinControl;
+using wallet::CRecipient;
+using wallet::DEFAULT_DISABLE_WALLET;
 
 WalletModel::WalletModel(std::unique_ptr<interfaces::Wallet> wallet, ClientModel& client_model, const PlatformStyle *platformStyle, QObject *parent) :
     QObject(parent),
diff --git a/src/qt/walletmodel.h b/src/qt/walletmodel.h
index 3097a4f78f..ad1239ccdc 100644
--- a/src/qt/walletmodel.h
+++ b/src/qt/walletmodel.h
@@ -32,16 +32,17 @@ class SendCoinsRecipient;
 class TransactionTableModel;
 class WalletModelTransaction;
 
-class CCoinControl;
 class CKeyID;
 class COutPoint;
-class COutput;
 class CPubKey;
 class uint256;
 
 namespace interfaces {
 class Node;
 } // namespace interfaces
+namespace wallet {
+class CCoinControl;
+} // namespace wallet
 
 QT_BEGIN_NAMESPACE
 class QTimer;
@@ -99,7 +100,7 @@ public:
     };
 
     // prepare transaction for getting txfee before sending coins
-    SendCoinsReturn prepareTransaction(WalletModelTransaction &transaction, const CCoinControl& coinControl);
+    SendCoinsReturn prepareTransaction(WalletModelTransaction &transaction, const wallet::CCoinControl& coinControl);
 
     // Send coins to a list of recipients
     SendCoinsReturn sendCoins(WalletModelTransaction &transaction);