Merge #16432: qt: Add privacy to the Overview page

8d75115844baefe5cad4d82ec8dce001dd16eb9c qt: Add privacy feature to Overview page (Hennadii Stepanov)
73d8ef72742ab9193e9e95158b26176bfaab3f66 qt: Add BitcoinUnits::formatWithPrivacy() function (Hennadii Stepanov)

Pull request description:

  This PR allows to hide/reveal values on the Overviewpage by checking/unchecking Menu->Settings-> Mask Values

  Closes #16407

  Privacy mode is OFF (the default behavior):
  ![Screenshot from 2020-01-02 15-08-28](https://user-images.githubusercontent.com/32963518/71669074-28ab6980-2d74-11ea-8e54-4973aa307192.png)

  Privacy mode is ON:
  ![Screenshot from 2020-01-02 15-10-23 cropped](https://user-images.githubusercontent.com/32963518/71669082-2d701d80-2d74-11ea-9df5-d4acc4982dbe.png)

ACKs for top commit:
  jonatack:
    Tested ACK 8d75115
  jonasschnelli:
    Tested ACK 8d75115844baefe5cad4d82ec8dce001dd16eb9c

Tree-SHA512: 42f396d5bf0d343b306fb7e925f86f66b3fc3a257af370a812f4be181b5269298f9b23bd8a3ce25ab61de92908c4018d8c2dc8591d11bc58d79c4eb7206fc6ec

1 files changed, 2 insertions, 0 deletions

diff --git a/src/qt/walletview.cpp b/src/qt/walletview.cpp
index c4e607990a..66fbf978be 100644
--- a/src/qt/walletview.cpp
+++ b/src/qt/walletview.cpp
@@ -85,6 +85,8 @@ WalletView::WalletView(const PlatformStyle *_platformStyle, QWidget *parent):
     connect(sendCoinsPage, &SendCoinsDialog::message, this, &WalletView::message);
     // Pass through messages from transactionView
     connect(transactionView, &TransactionView::message, this, &WalletView::message);
+
+    connect(this, &WalletView::setPrivacy, overviewPage, &OverviewPage::setPrivacy);
 }
 
 WalletView::~WalletView()