Ref T226, country selector

src/blackgui/components/countryselector.cpp

@@ -0,0 +1,78 @@
+/* Copyright (C) 2018
+ * swift project Community / Contributors
+ *
+ * This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
+ * directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
+ * including this file, may be copied, modified, propagated, or distributed except according to the terms
+ * contained in the LICENSE file.
+ */
+
+#include "countryselector.h"
+#include "ui_countryselector.h"
+
+#include "blackgui/guiapplication.h"
+#include "blackgui/uppercasevalidator.h"
+#include "blackcore/webdataservices.h"
+#include "blackmisc/countrylist.h"
+#include <QCompleter>
+
+using namespace BlackMisc;
+using namespace BlackCore;
+
+namespace BlackGui
+{
+    namespace Components
+    {
+        CCountrySelector::CCountrySelector(QWidget *parent) :
+            QFrame(parent),
+            ui(new Ui::CCountrySelector)
+        {
+            Q_ASSERT_X(sGui, Q_FUNC_INFO, "Missing sGui");
+            ui->setupUi(this);
+            ui->le_Iso->setValidator(new CUpperCaseValidator(ui->le_Iso));
+
+            connect(sGui->getWebDataServices(), &CWebDataServices::swiftDbAllDataRead, this, &CCountrySelector::onCountriesLoaded);
+            connect(ui->cb_Country, &QComboBox::currentTextChanged, this, &CCountrySelector::onCountryNameChanged);
+            connect(ui->le_Iso, &QLineEdit::editingFinished, this, &CCountrySelector::onIsoChanged);
+
+            this->onCountriesLoaded();
+        }
+
+        CCountrySelector::~CCountrySelector()
+        { }
+
+        void CCountrySelector::setCountry(const CCountry &country)
+        {
+            if (country == m_current) { return; }
+            m_current = country;
+            if (country.getIsoCode() != ui->le_Iso->text()) { ui->le_Iso->setText(country.getIsoCode()); }
+            if (country.getName() != ui->cb_Country->currentText()) { ui->cb_Country->setCurrentText(country.getName()); }
+            emit this->countryChanged(m_current);
+        }
+
+        void CCountrySelector::onCountriesLoaded()
+        {
+            if (!sGui || !sGui->hasWebDataServices()) { return; }
+            const CCountryList countries = sGui->getWebDataServices()->getCountries();
+
+            ui->le_Iso->setCompleter(new QCompleter(countries.toIsoList(true)));
+            ui->cb_Country->clear();
+            ui->cb_Country->addItems(countries.toNameList(true));
+        }
+
+        void CCountrySelector::onIsoChanged()
+        {
+            if (!sGui || !sGui->hasWebDataServices()) { return; }
+            const QString iso(ui->le_Iso->text().trimmed().toUpper());
+            if (m_current.getIsoCode() == iso) { return; }
+            this->setCountry(sGui->getWebDataServices()->getCountryForIsoCode(iso));
+        }
+
+        void CCountrySelector::onCountryNameChanged(const QString &name)
+        {
+            if (!sGui || !sGui->hasWebDataServices()) { return; }
+            if (m_current.getName() == name) { return; }
+            this->setCountry(sGui->getWebDataServices()->getCountryForName(name));
+        }
+    } // ns
+} // ns

src/blackgui/components/countryselector.h

@@ -0,0 +1,63 @@
+/* Copyright (C) 2018
+ * swift project Community / Contributors
+ *
+ * This file is part of swift project. It is subject to the license terms in the LICENSE file found in the top-level
+ * directory of this distribution and at http://www.swift-project.org/license.html. No part of swift project,
+ * including this file, may be copied, modified, propagated, or distributed except according to the terms
+ * contained in the LICENSE file.
+ */
+
+//! \file
+
+#ifndef BLACKGUI_COMPONENTS_COUNTRYSELECTOR_H
+#define BLACKGUI_COMPONENTS_COUNTRYSELECTOR_H
+
+#include "blackmisc/country.h"
+#include <QFrame>
+#include <QScopedPointer>
+
+namespace Ui { class CCountrySelector; }
+namespace BlackGui
+{
+    namespace Components
+    {
+        /**
+         * @brief Select a valid country
+         */
+        class CCountrySelector : public QFrame
+        {
+            Q_OBJECT
+
+        public:
+            //! Constructor
+            explicit CCountrySelector(QWidget *parent = nullptr);
+
+            //! Destructor
+            virtual ~CCountrySelector();
+
+            //! Set country
+            void setCountry(const BlackMisc::CCountry &country);
+
+            //! Get country
+            const BlackMisc::CCountry &getCountry() const { return m_current; }
+
+        signals:
+            //! Changed country
+            void countryChanged(const BlackMisc::CCountry &country);
+
+        private:
+            //! Countries loaded
+            void onCountriesLoaded();
+
+            //! ISO has been changed
+            void onIsoChanged();
+
+            //! Country name has been changed
+            void onCountryNameChanged(const QString &name);
+
+            BlackMisc::CCountry m_current;
+            QScopedPointer<Ui::CCountrySelector> ui;
+        };
+    } // ns
+} // ns
+#endif // guard

src/blackgui/components/countryselector.ui

@@ -0,0 +1,50 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<ui version="4.0">
+ <class>CCountrySelector</class>
+ <widget class="QFrame" name="CCountrySelector">
+  <property name="geometry">
+   <rect>
+    <x>0</x>
+    <y>0</y>
+    <width>134</width>
+    <height>22</height>
+   </rect>
+  </property>
+  <property name="windowTitle">
+   <string>Frame</string>
+  </property>
+  <layout class="QHBoxLayout" name="hl_CountrySelector" stretch="1,3">
+   <property name="leftMargin">
+    <number>0</number>
+   </property>
+   <property name="topMargin">
+    <number>0</number>
+   </property>
+   <property name="rightMargin">
+    <number>0</number>
+   </property>
+   <property name="bottomMargin">
+    <number>0</number>
+   </property>
+   <item>
+    <widget class="QLineEdit" name="le_Iso">
+     <property name="maxLength">
+      <number>5</number>
+     </property>
+     <property name="placeholderText">
+      <string>ISO, e.g. &quot;DE&quot;</string>
+     </property>
+    </widget>
+   </item>
+   <item>
+    <widget class="QComboBox" name="cb_Country">
+     <property name="editable">
+      <bool>true</bool>
+     </property>
+    </widget>
+   </item>
+  </layout>
+ </widget>
+ <resources/>
+ <connections/>
+</ui>

src/blackmisc/countrylist.cpp

@@ -25,7 +25,7 @@ namespace BlackMisc
 
     CCountry CCountryList::findByIsoCode(const QString &isoCode) const
     {
-        QString iso(isoCode.trimmed().toUpper());
+        const QString iso(isoCode.trimmed().toUpper());
         if (!CCountry::isValidIsoCode(iso)) { return CCountry(); }
         return IDatastoreObjectList::findByKey(isoCode);
     }
@@ -35,7 +35,7 @@ namespace BlackMisc
         if (countryName.isEmpty()) { return CCountry(); }
 
         thread_local const QRegularExpression reg("^[a-z]+", QRegularExpression::CaseInsensitiveOption);
-        QRegularExpressionMatch match = reg.match(countryName);
+        const QRegularExpressionMatch match = reg.match(countryName);
         const QString cn(match.hasMatch() ? match.captured(0) : countryName);
         const CCountryList countries = this->findBy([&](const CCountry & country)
         {
@@ -65,39 +65,68 @@ namespace BlackMisc
         return CCountry();
     }
 
-    QStringList CCountryList::toIsoNameList() const
+    QStringList CCountryList::toIsoNameList(bool sorted) const
     {
         QStringList sl;
         for (const CCountry &country : (*this))
         {
-            QString s = country.getCombinedStringIsoName();
+            const QString s = country.getCombinedStringIsoName();
             if (s.isEmpty()) { continue; }
             sl.append(s);
         }
+        if (sorted) { sl.sort(); }
         return sl;
     }
 
-    QStringList CCountryList::toNameIsoList() const
+    QStringList CCountryList::toNameIsoList(bool sorted) const
     {
         QStringList sl;
         for (const CCountry &country : (*this))
         {
-            QString s = country.getCombinedStringNameIso();
+            const QString s = country.getCombinedStringNameIso();
             if (s.isEmpty()) { continue; }
             sl.append(s);
         }
+        if (sorted) { sl.sort(); }
         return sl;
     }
 
-    QStringList CCountryList::toNameList() const
+    QStringList CCountryList::toNameList(bool sorted) const
     {
         QStringList sl;
         for (const CCountry &country : (*this))
         {
-            QString s = country.getName();
+            const QString s = country.getName();
             if (s.isEmpty()) { continue; }
             sl.append(s);
         }
+        if (sorted) { sl.sort(); }
+        return sl;
+    }
+
+    QStringList CCountryList::toIsoList(bool sorted) const
+    {
+        QStringList sl;
+        for (const CCountry &country : (*this))
+        {
+            const QString s = country.getIsoCode();
+            if (s.length() != 2) { continue; }
+            sl.append(s);
+        }
+        if (sorted) { sl.sort(); }
+        return sl;
+    }
+
+    QStringList CCountryList::toIso3List(bool sorted) const
+    {
+        QStringList sl;
+        for (const CCountry &country : (*this))
+        {
+            const QString s = country.getIso3Code();
+            if (s.length() != 3) { continue; }
+            sl.append(s);
+        }
+        if (sorted) { sl.sort(); }
         return sl;
     }
 

src/blackmisc/countrylist.h

@@ -53,18 +53,23 @@ namespace BlackMisc
         CCountry findFirstByAlias(const QString &alias) const;
 
         //! ISO/name string list
-        QStringList toIsoNameList() const;
+        QStringList toIsoNameList(bool sorted = false) const;
 
         //! Name/ISO string list
-        QStringList toNameIsoList() const;
+        QStringList toNameIsoList(bool sorted = false) const;
 
         //! Name string list
-        QStringList toNameList() const;
+        QStringList toNameList(bool sorted = false) const;
+
+        //! All ISO codes
+        QStringList toIsoList(bool sorted = false) const;
+
+        //! All ISO 3 codes
+        QStringList toIso3List(bool sorted = false) const;
 
         //! From our database JSON format
         static CCountryList fromDatabaseJson(const QJsonArray &array);
     };
-
 } //namespace
 
 Q_DECLARE_METATYPE(BlackMisc::CCountryList)