wallet: Remove unused AskPassphraseDialog::Decrypt

src/qt/askpassphrasedialog.cpp

@@ -58,14 +58,6 @@ AskPassphraseDialog::AskPassphraseDialog(Mode _mode, QWidget *parent, SecureStri
             ui->passEdit3->hide();
             setWindowTitle(tr("Unlock wallet"));
             break;
-        case Decrypt:   // Ask passphrase
-            ui->warningLabel->setText(tr("This operation needs your wallet passphrase to decrypt the wallet."));
-            ui->passLabel2->hide();
-            ui->passEdit2->hide();
-            ui->passLabel3->hide();
-            ui->passEdit3->hide();
-            setWindowTitle(tr("Decrypt wallet"));
-            break;
         case ChangePass: // Ask old passphrase + new passphrase x2
             setWindowTitle(tr("Change passphrase"));
             ui->warningLabel->setText(tr("Enter the old passphrase and new passphrase for the wallet."));
@@ -176,17 +168,6 @@ void AskPassphraseDialog::accept()
             QMessageBox::critical(this, tr("Wallet unlock failed"), e.what());
         }
         break;
-    case Decrypt:
-        if(!model->setWalletEncrypted(false, oldpass))
-        {
-            QMessageBox::critical(this, tr("Wallet decryption failed"),
-                                  tr("The passphrase entered for the wallet decryption was incorrect."));
-        }
-        else
-        {
-            QDialog::accept(); // Success
-        }
-        break;
     case ChangePass:
         if(newpass1 == newpass2)
         {
@@ -221,9 +202,6 @@ void AskPassphraseDialog::textChanged()
         acceptable = !ui->passEdit2->text().isEmpty() && !ui->passEdit3->text().isEmpty();
         break;
     case Unlock: // Old passphrase x1
-    case Decrypt:
-        acceptable = !ui->passEdit1->text().isEmpty();
-        break;
     case ChangePass: // Old passphrase x1, new passphrase x2
         acceptable = !ui->passEdit1->text().isEmpty() && !ui->passEdit2->text().isEmpty() && !ui->passEdit3->text().isEmpty();
         break;

src/qt/askpassphrasedialog.h

@@ -26,7 +26,6 @@ class AskPassphraseDialog : public QDialog
         Encrypt,    /**< Ask passphrase twice and encrypt */
         Unlock,     /**< Ask passphrase and unlock */
         ChangePass, /**< Ask old passphrase + new passphrase twice */
-        Decrypt     /**< Ask passphrase and decrypt wallet */
     };
 
     explicit AskPassphraseDialog(Mode mode, QWidget *parent, SecureString* passphrase_out = nullptr);

src/qt/walletframe.cpp

@@ -194,11 +194,11 @@ void WalletFrame::gotoLoadPSBT(bool from_clipboard)
     }
 }
 
-void WalletFrame::encryptWallet(bool status)
+void WalletFrame::encryptWallet()
 {
     WalletView *walletView = currentWalletView();
     if (walletView)
-        walletView->encryptWallet(status);
+        walletView->encryptWallet();
 }
 
 void WalletFrame::backupWallet()

src/qt/walletframe.h

@@ -82,7 +82,7 @@ public Q_SLOTS:
     void gotoLoadPSBT(bool from_clipboard = false);
 
     /** Encrypt the wallet */
-    void encryptWallet(bool status);
+    void encryptWallet();
     /** Backup the wallet */
     void backupWallet();
     /** Change encrypted wallet passphrase */

src/qt/walletview.cpp

@@ -258,11 +258,11 @@ void WalletView::updateEncryptionStatus()
     Q_EMIT encryptionStatusChanged();
 }
 
-void WalletView::encryptWallet(bool status)
+void WalletView::encryptWallet()
 {
     if(!walletModel)
         return;
-    AskPassphraseDialog dlg(status ? AskPassphraseDialog::Encrypt : AskPassphraseDialog::Decrypt, this);
+    AskPassphraseDialog dlg(AskPassphraseDialog::Encrypt, this);
     dlg.setModel(walletModel);
     dlg.exec();
 

src/qt/walletview.h

@@ -92,7 +92,7 @@ public Q_SLOTS:
     */
     void processNewTransaction(const QModelIndex& parent, int start, int /*end*/);
     /** Encrypt the wallet */
-    void encryptWallet(bool status);
+    void encryptWallet();
     /** Backup the wallet */
     void backupWallet();
     /** Change encrypted wallet passphrase */