fix image provider, couple other things

interface/resources/qml/hifi/commerce/wallet/Help.qml

@@ -54,6 +54,7 @@ Item {
         text: "Testing: Reset Wallet!";
         onClicked: {
             commerce.reset();
+            sendSignalToWallet({method: 'walletReset'});
         }
     }
 

interface/resources/qml/hifi/commerce/wallet/Wallet.qml

@@ -295,6 +295,14 @@ Rectangle {
         anchors.leftMargin: 16;
         anchors.right: parent.right;
         anchors.rightMargin: 16;
+
+        Connections {
+            onSendSignalToWallet: {
+                if (msg.method === 'walletReset') {
+                    sendToScript(msg);
+                }
+            }
+        }
     }
 
 

interface/src/commerce/Wallet.cpp

@@ -14,6 +14,7 @@
 #include "Wallet.h"
 #include "Application.h"
 #include "ui/ImageProvider.h"
+#include "scripting/HMDScriptingInterface.h"
 
 #include <PathUtils.h>
 #include <OffscreenUi.h>
@@ -493,8 +494,19 @@ void Wallet::sendKeyFilePathIfExists() {
 
 void Wallet::reset() {
     _publicKeys.clear();
+
     delete _securityImage;
+    _securityImage = nullptr;
+
+    // tell the provider we got nothing
+    updateImageProvider();
     delete _passphrase;
+
+    // for now we need to maintain the hard-coded passphrase.
+    // FIXME: remove this line as part of wiring up the passphrase
+    // and probably set it to nullptr
+    _passphrase = new QString("pwd");
+
     QFile keyFile(keyFilePath());
     QFile imageFile(imageFilePath());
     keyFile.remove();

libraries/ui/src/ui/ImageProvider.cpp

@@ -18,10 +18,25 @@ const QString ImageProvider::PROVIDER_NAME = "security";
 QReadWriteLock ImageProvider::_rwLock;
 QPixmap* ImageProvider::_securityImage = nullptr;
 
-void ImageProvider::setSecurityImage(QPixmap* pixmap) {
+ImageProvider::~ImageProvider() {
+    QWriteLocker lock(&_rwLock);
+    if (_securityImage) {
+        delete _securityImage;
+        _securityImage = nullptr;
+    }
+}
+
+void ImageProvider::setSecurityImage(const QPixmap* pixmap) {
     // no need to delete old one, that is managed by the wallet
     QWriteLocker lock(&_rwLock);
-    _securityImage = pixmap;
+    if (_securityImage) {
+        delete _securityImage;
+    }
+    if (pixmap) {
+        _securityImage = new QPixmap(*pixmap);
+    } else {
+        _securityImage = nullptr;
+    }
 }
 
 QPixmap ImageProvider::requestPixmap(const QString& id, QSize* size, const QSize& requestedSize) {

libraries/ui/src/ui/ImageProvider.h

@@ -20,10 +20,10 @@ public:
     static const QString PROVIDER_NAME;
 
     ImageProvider() : QQuickImageProvider(QQuickImageProvider::Pixmap) {}
-
+    virtual ~ImageProvider();
     QPixmap requestPixmap(const QString& id, QSize* size, const QSize& requestedSize) override;
 
-    void setSecurityImage(QPixmap* pixmap);
+    void setSecurityImage(const QPixmap* pixmap);
 protected:
     static QReadWriteLock _rwLock;
     static QPixmap* _securityImage;

scripts/system/commerce/wallet.js

@@ -70,6 +70,10 @@
             case 'maybeEnableHmdPreview':
                 Menu.setIsOptionChecked("Disable Preview", isHmdPreviewDisabled);
                 break;
+            case 'walletReset':
+                onButtonClicked();
+                onButtonClicked();
+                break;
             default:
                 print('Unrecognized message from QML:', JSON.stringify(message));
         }