Requst payment dialog

src/mainwindow.cpp

@@ -16,6 +16,7 @@
 #include "turnstile.h"
 #include "senttxstore.h"
 #include "connection.h"
+#include "requestdialog.h"
 #include "websockets.h"
 
 using json = nlohmann::json;
@@ -45,6 +46,11 @@ MainWindow::MainWindow(QWidget *parent) :
         rpc->checkForUpdate(false);
     });
 
+    // Request zcash
+    QObject::connect(ui->actionRequest_zcash, &QAction::triggered, [=]() {
+        RequestDialog::showRequestZcash(this);
+    });
+
     // Pay Zcash URI
     QObject::connect(ui->actionPay_URI, &QAction::triggered, [=] () {
         payZcashURI();
@@ -1505,6 +1511,9 @@ MainWindow::~MainWindow()
     delete rpc;
     delete labelCompleter;
 
+    delete amtValidator;
+    delete feesValidator;
+
     delete loadingMovie;
     delete logger;
 

src/mainwindow.h

@@ -42,6 +42,9 @@ public:
     void updateLabelsAutoComplete();
     RPC* getRPC() { return rpc; }
 
+    QCompleter*         getLabelCompleter() { return labelCompleter; }
+    QRegExpValidator*   getAmountValidator() { return amtValidator; }
+
     QString doSendTxValidations(Tx tx);
     void setDefaultPayFrom();
 
@@ -126,8 +129,10 @@ private:
     WSServer*       wsserver = nullptr;
     WormholeClient* wormhole = nullptr;
 
-    RPC*         rpc  = nullptr;
-    QCompleter*  labelCompleter = nullptr;
+    RPC*                rpc             = nullptr;
+    QCompleter*         labelCompleter  = nullptr;
+    QRegExpValidator*   amtValidator    = nullptr;
+    QRegExpValidator*   feesValidator   = nullptr;
 
     QMovie*      loadingMovie;
 };

src/mainwindow.ui

@@ -22,7 +22,7 @@
     <item row="0" column="0">
      <widget class="QTabWidget" name="tabWidget">
       <property name="currentIndex">
-       <number>2</number>
+       <number>1</number>
       </property>
       <widget class="QWidget" name="tab">
        <attribute name="title">
@@ -1058,6 +1058,7 @@
     <property name="title">
      <string>&amp;File</string>
     </property>
+    <addaction name="actionRequest_zcash"/>
     <addaction name="actionPay_URI"/>
     <addaction name="separator"/>
     <addaction name="actionImport_Private_Key"/>
@@ -1183,19 +1184,24 @@
     <string>Ctrl+M</string>
    </property>
   </action>
+  <action name="actionRequest_zcash">
+   <property name="text">
+    <string>Request zcash...</string>
+   </property>
+  </action>
  </widget>
  <layoutdefault spacing="6" margin="11"/>
  <customwidgets>
-  <customwidget>
-   <class>QRCodeLabel</class>
-   <extends>QLabel</extends>
-   <header>qrcodelabel.h</header>
-  </customwidget>
   <customwidget>
    <class>AddressCombo</class>
    <extends>QComboBox</extends>
    <header>addresscombo.h</header>
   </customwidget>
+  <customwidget>
+   <class>QRCodeLabel</class>
+   <extends>QLabel</extends>
+   <header>qrcodelabel.h</header>
+  </customwidget>
   <customwidget>
    <class>FilledIconLabel</class>
    <extends>QLabel</extends>

src/memoedit.cpp

@@ -1,27 +1,35 @@
 #include "memoedit.h"
 
 MemoEdit::MemoEdit(QWidget* parent) : QPlainTextEdit(parent) {
-    QObject::connect(this, &QPlainTextEdit::textChanged, [=]() {
-        QString txt = this->toPlainText();
-        if (lenDisplayLabel)
-            lenDisplayLabel->setText(QString::number(txt.toUtf8().size()) + "/" + QString::number(maxlen));
+    QObject::connect(this, &QPlainTextEdit::textChanged, this, &MemoEdit::updateDisplay);
+}
 
-        if (txt.toUtf8().size() <= maxlen) {
-            // Everything is fine
+void MemoEdit::updateDisplay() {
+    QString txt = this->toPlainText();
+    if (lenDisplayLabel)
+        lenDisplayLabel->setText(QString::number(txt.toUtf8().size()) + "/" + QString::number(maxlen));
+
+    if (txt.toUtf8().size() <= maxlen) {
+        // Everything is fine
+        if (acceptButton)
             acceptButton->setEnabled(true);
+
+        if (lenDisplayLabel)
             lenDisplayLabel->setStyleSheet("");
-        }
-        else {
-           // Overweight
+    }
+    else {
+        // Overweight
+        if (acceptButton)
             acceptButton->setEnabled(false);
+
+        if (lenDisplayLabel)
             lenDisplayLabel->setStyleSheet("color: red;");
-        }
-        
-    });
+    }
 }
 
 void MemoEdit::setMaxLen(int len) {
     this->maxlen = len;
+    updateDisplay();
 }
 
 void MemoEdit::setLenDisplayLabel(QLabel* label) {

src/memoedit.h

@@ -12,6 +12,7 @@ public:
     void setLenDisplayLabel(QLabel* label);
     void setAcceptButton(QPushButton* button);
     void includeReplyTo(QString replyToAddress);
+    void updateDisplay();
 
 private:
     int             maxlen           = 512;

src/requestdialog.cpp

@@ -1,5 +1,7 @@
 #include "requestdialog.h"
 #include "ui_requestdialog.h"
+#include "settings.h"
+#include "addressbook.h"
 
 RequestDialog::RequestDialog(QWidget *parent) :
     QDialog(parent),
@@ -12,3 +14,50 @@ RequestDialog::~RequestDialog()
 {
     delete ui;
 }
+
+// Static method that shows the request dialog
+void RequestDialog::showRequestZcash(MainWindow* main) {
+    QDialog d(main);
+    Ui_RequestDialog req;
+    req.setupUi(&d);
+    Settings::saveRestore(&d);
+
+    // Setup the Label completer for the Address
+    req.txtFrom->setCompleter(main->getLabelCompleter());
+    QObject::connect(req.txtFrom, &QLineEdit::textChanged, [=] (auto text) {
+        auto addr = AddressBook::addressFromAddressLabel(text);
+        if (!Settings::getInstance()->isSaplingAddress(addr)) {
+            req.lblSaplingWarning->setText(tr("Can only request from Sapling addresses"));
+            req.buttonBox->button(QDialogButtonBox::Ok)->setEnabled(false);
+        } else {
+            req.lblSaplingWarning->setText("");
+            req.buttonBox->button(QDialogButtonBox::Ok)->setEnabled(true);
+        }
+    });
+
+    // Wire up AddressBook button
+    QObject::connect(req.btnAddressBook, &QPushButton::clicked, [=] () {
+        AddressBook::open(main, req.txtFrom);
+    });
+
+    // Amount textbox
+    req.txtAmount->setValidator(main->getAmountValidator());
+    QObject::connect(req.txtAmount, &QLineEdit::textChanged, [=] (auto text) {
+        req.txtAmountUSD->setText(Settings::getUSDFormat(text.toDouble()));
+    });
+    req.txtAmountUSD->setText(Settings::getUSDFormat(req.txtAmount->text().toDouble()));
+
+    req.txtMemo->setAcceptButton(req.buttonBox->button(QDialogButtonBox::Ok));
+    req.txtMemo->setLenDisplayLabel(req.lblMemoLen);
+    req.txtMemo->setMaxLen(400);
+
+    req.txtFrom->setFocus();
+
+    if (d.exec() == QDialog::Accepted) {
+        // Construct a zcash Payment URI with the data and pay it immediately.
+        QString paymentURI = "zcash:" + AddressBook::addressFromAddressLabel(req.txtFrom->text())
+                    + "?amt=" + Settings::getDecimalString(req.txtAmount->text().toDouble())
+                    + "&memo=" + QUrl::toPercentEncoding(req.txtMemo->toPlainText());
+        main->payZcashURI(paymentURI);
+    }
+}

src/requestdialog.h

@@ -2,6 +2,7 @@
 #define REQUESTDIALOG_H
 
 #include <QDialog>
+#include "mainwindow.h"
 
 namespace Ui {
 class RequestDialog;
@@ -15,6 +16,8 @@ public:
     explicit RequestDialog(QWidget *parent = nullptr);
     ~RequestDialog();
 
+    static void showRequestZcash(MainWindow* main);
+
 private:
     Ui::RequestDialog *ui;
 };

src/requestdialog.ui

@@ -6,45 +6,92 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>544</width>
-    <height>450</height>
+    <width>714</width>
+    <height>524</height>
    </rect>
   </property>
   <property name="windowTitle">
    <string>Dialog</string>
   </property>
   <layout class="QGridLayout" name="gridLayout">
-   <item row="1" column="1" colspan="3">
+   <item row="8" column="1" colspan="3">
+    <widget class="MemoEdit" name="txtMemo"/>
+   </item>
+   <item row="5" column="1" colspan="3">
     <widget class="QLineEdit" name="txtAmount">
      <property name="alignment">
       <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
      </property>
      <property name="placeholderText">
-      <string>amount in ZEC</string>
+      <string>Amount</string>
      </property>
     </widget>
    </item>
-   <item row="2" column="1" colspan="3">
-    <widget class="QLabel" name="txtAmountUSD">
+   <item row="0" column="2" colspan="2">
+    <widget class="QLabel" name="lblSaplingWarning">
+     <property name="styleSheet">
+      <string notr="true">color: red;</string>
+     </property>
      <property name="text">
-      <string>Amount USD</string>
+      <string/>
      </property>
      <property name="alignment">
       <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
      </property>
     </widget>
    </item>
-   <item row="1" column="0">
-    <widget class="QLabel" name="label_2">
+   <item row="11" column="2" colspan="2">
+    <widget class="QDialogButtonBox" name="buttonBox">
+     <property name="orientation">
+      <enum>Qt::Horizontal</enum>
+     </property>
+     <property name="standardButtons">
+      <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
+     </property>
+    </widget>
+   </item>
+   <item row="9" column="2" colspan="2">
+    <widget class="QLabel" name="lblMemoLen">
      <property name="text">
-      <string>Amount</string>
+      <string notr="true">0 / 512</string>
+     </property>
+     <property name="alignment">
+      <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
      </property>
     </widget>
    </item>
-   <item row="3" column="1" colspan="3">
-    <widget class="QTextEdit" name="txtMemo"/>
+   <item row="8" column="0">
+    <widget class="QLabel" name="label_3">
+     <property name="text">
+      <string>Memo</string>
+     </property>
+    </widget>
+   </item>
+   <item row="3" column="3">
+    <layout class="QHBoxLayout" name="horizontalLayout">
+     <item>
+      <spacer name="horizontalSpacer">
+       <property name="orientation">
+        <enum>Qt::Horizontal</enum>
+       </property>
+       <property name="sizeHint" stdset="0">
+        <size>
+         <width>40</width>
+         <height>20</height>
+        </size>
+       </property>
+      </spacer>
+     </item>
+     <item>
+      <widget class="QPushButton" name="btnAddressBook">
+       <property name="text">
+        <string>AddressBook</string>
+       </property>
+      </widget>
+     </item>
+    </layout>
    </item>
-   <item row="0" column="1" colspan="3">
+   <item row="1" column="1" colspan="3">
     <widget class="QLineEdit" name="txtFrom">
      <property name="sizePolicy">
       <sizepolicy hsizetype="Minimum" vsizetype="Fixed">
@@ -60,32 +107,46 @@
      </property>
     </widget>
    </item>
-   <item row="3" column="0">
-    <widget class="QLabel" name="label_3">
+   <item row="1" column="0">
+    <widget class="QLabel" name="label">
      <property name="text">
-      <string>Memo</string>
+      <string>Request From</string>
      </property>
     </widget>
    </item>
-   <item row="0" column="0">
-    <widget class="QLabel" name="label">
+   <item row="6" column="1" colspan="3">
+    <widget class="QLabel" name="txtAmountUSD">
      <property name="text">
-      <string>Request From</string>
+      <string>Amount USD</string>
+     </property>
+     <property name="alignment">
+      <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
      </property>
     </widget>
    </item>
-   <item row="4" column="2" colspan="2">
-    <widget class="QDialogButtonBox" name="buttonBox">
+   <item row="5" column="0">
+    <widget class="QLabel" name="label_2">
+     <property name="text">
+      <string>Amount in ZEC</string>
+     </property>
+    </widget>
+   </item>
+   <item row="10" column="0" colspan="4">
+    <widget class="Line" name="line">
      <property name="orientation">
       <enum>Qt::Horizontal</enum>
      </property>
-     <property name="standardButtons">
-      <set>QDialogButtonBox::Cancel|QDialogButtonBox::Ok</set>
-     </property>
     </widget>
    </item>
   </layout>
  </widget>
+ <customwidgets>
+  <customwidget>
+   <class>MemoEdit</class>
+   <extends>QPlainTextEdit</extends>
+   <header>memoedit.h</header>
+  </customwidget>
+ </customwidgets>
  <resources/>
  <connections>
   <connection>

src/sendtab.cpp

@@ -12,7 +12,8 @@ using json = nlohmann::json;
 
 void MainWindow::setupSendTab() {
     // Create the validator for send to/amount fields
-    auto amtValidator = new QRegExpValidator(QRegExp("[0-9]{0,8}\\.?[0-9]{0,8}"));    
+    amtValidator = new QRegExpValidator(QRegExp("[0-9]{0,8}\\.?[0-9]{0,8}"));    
+
     ui->Amount1->setValidator(amtValidator);
 
     // Send button
@@ -72,8 +73,9 @@ void MainWindow::setupSendTab() {
             ui->lblMinerFeeUSD->setText(Settings::getUSDFormat(txt.toDouble()));
         }
     });
+    
     //Fees validator
-    auto feesValidator = new QRegExpValidator(QRegExp("[0-9]{0,8}\\.?[0-9]{0,8}")); 
+    feesValidator = new QRegExpValidator(QRegExp("[0-9]{0,8}\\.?[0-9]{0,8}")); 
     ui->minerFeeAmt->setValidator(feesValidator);
 
     // Font for the first Memo label
@@ -243,8 +245,8 @@ void MainWindow::addAddressSection() {
     Amount1->setObjectName(QString("Amount") % QString::number(itemNumber));   
     Amount1->setBaseSize(QSize(200, 0));
     Amount1->setAlignment(Qt::AlignRight);    
+
     // Create the validator for send to/amount fields
-    auto amtValidator = new QRegExpValidator(QRegExp("[0-9]{0,8}\\.?[0-9]{0,8}")); 
     Amount1->setValidator(amtValidator);
     QObject::connect(Amount1, &QLineEdit::textChanged, [=] (auto text) {
         this->amountChanged(itemNumber, text);