Added APISettings class. Implemented functionality of Settings Dialog.

src/CMakeLists.txt

@@ -45,6 +45,8 @@ set(SOURCE_FILES
         dialogs/settingsdialog.cpp
         dialogs/settingsdialog.h
         dialogs/settingsdialog.ui
+        utils/apisettings.cpp
+        utils/apisettings.h
         utils/language.cpp
         utils/language.h
         utils/requestmanager.cpp

src/apis/googleapi.cpp

@@ -14,7 +14,7 @@ QString GoogleAPI::translate(const QString &input,
         return QString();
     }
 
-    QSettings settings(":/resources/configs/api.ini", QSettings::IniFormat);
+    QSettings settings;
     QString key = settings.value("google/key").toString();
     QString format = settings.value("google/format").toString();
 
@@ -73,7 +73,7 @@ QString GoogleAPI::translate(const QString &input,
 }
 
 QStringList GoogleAPI::getSupportedLanguages() const {
-    QSettings settings(":/resources/configs/api.ini", QSettings::IniFormat);
+    QSettings settings;
     QString key = settings.value("google/key").toString();
 
     // Format GET url string.

src/dialogs/settingsdialog.cpp

@@ -5,8 +5,71 @@ SettingsDialog::SettingsDialog(QWidget *parent) :
         QDialog(parent),
         ui(new Ui::SettingsDialog) {
     ui->setupUi(this);
+
+    APISettings *googleAPISettings = new APISettings(this, "google", "Google Translate API");
+    googleAPISettings->readSettings();
+    apiSettingsList.append(googleAPISettings);
+
+    APISettings *tempAPISettings = new APISettings(this, "temp", "Temp");
+    tempAPISettings->readSettings();
+    apiSettingsList.append(tempAPISettings);
+
+    for (int i = 0; i < apiSettingsList.count(); ++i) {
+        QListWidgetItem *listWidgetItem = new QListWidgetItem(apiSettingsList.at(i)->getFullName());
+        apiSettingsListWidgetItemList.append(listWidgetItem);
+        ui->apisListWidget->addItem(listWidgetItem);
+    }
 }
 
 SettingsDialog::~SettingsDialog() {
     delete ui;
 }
+
+void SettingsDialog::on_apisListWidget_currentItemChanged(QListWidgetItem *current, QListWidgetItem *previous) {
+    int currentIndex = apiSettingsListWidgetItemList.indexOf(current);
+
+    if (currentIndex >= 0) {
+        APISettings *apiSettings = apiSettingsList.at(currentIndex);
+        ui->apiKeyLineEdit->setText(apiSettings->getApiKey());
+        ui->defaultSourceLanguageLineEdit->setText(apiSettings->getDefaultSourceLanguage());
+        ui->defaultTargetLanguageLineEdit->setText(apiSettings->getDefaultTargetLanguage());
+    }
+}
+
+void SettingsDialog::on_settingsButtonBox_accepted() {
+    save();
+}
+
+void SettingsDialog::on_apiKeyLineEdit_textChanged() {
+    int currentIndex = apiSettingsListWidgetItemList.indexOf(ui->apisListWidget->currentItem());
+
+    if (currentIndex >= 0) {
+        APISettings *apiSettings = apiSettingsList.at(currentIndex);
+        apiSettings->setApiKey(ui->apiKeyLineEdit->text());
+    }
+}
+
+void SettingsDialog::on_defaultSourceLanguageLineEdit_textChanged() {
+    int currentIndex = apiSettingsListWidgetItemList.indexOf(ui->apisListWidget->currentItem());
+
+    if (currentIndex >= 0) {
+        APISettings *apiSettings = apiSettingsList.at(currentIndex);
+        apiSettings->setDefaultSourceLanguage(ui->defaultSourceLanguageLineEdit->text());
+    }
+}
+
+void SettingsDialog::on_defaultTargetLanguageLineEdit_textChanged() {
+    int currentIndex = apiSettingsListWidgetItemList.indexOf(ui->apisListWidget->currentItem());
+
+    if (currentIndex >= 0) {
+        APISettings *apiSettings = apiSettingsList.at(currentIndex);
+        apiSettings->setDefaultTargetLanguage(ui->defaultTargetLanguageLineEdit->text());
+    }
+}
+
+void SettingsDialog::save() {
+    for (int i = 0; i < apiSettingsList.count(); ++i) {
+        APISettings *apiSettings = apiSettingsList.at(i);
+        apiSettings->writeSettings();
+    }
+}

src/dialogs/settingsdialog.h

@@ -2,6 +2,8 @@
 #define INSTANT_TRANSLATOR_SETTINGSDIALOG_H
 
 #include <QDialog>
+#include <QListWidgetItem>
+#include "utils/apisettings.h"
 
 namespace Ui {
     class SettingsDialog;
@@ -25,8 +27,44 @@ Q_OBJECT
      */
     ~SettingsDialog();
 
+private slots:
+
+    /**
+     * On apisListWidget is current item changed.
+     * @param current Current list item.
+     * @param previous Previous list item.
+     */
+    void on_apisListWidget_currentItemChanged(QListWidgetItem *current, QListWidgetItem *previous);
+
+    /**
+     * On settingsButtonBox is accepted.
+     */
+    void on_settingsButtonBox_accepted();
+
+    /**
+     * On apiKeyLineEdit is text changed.
+     */
+    void on_apiKeyLineEdit_textChanged();
+
+    /**
+     * On apiKeyLineEdit is text changed.
+     */
+    void on_defaultSourceLanguageLineEdit_textChanged();
+
+    /**
+     * On apiKeyLineEdit is text changed.
+     */
+    void on_defaultTargetLanguageLineEdit_textChanged();
+
 private:
+    /**
+     * Save settings data.
+     */
+    void save();
+
     Ui::SettingsDialog *ui;
+    QList<APISettings *> apiSettingsList;
+    QList<QListWidgetItem *> apiSettingsListWidgetItemList;
 };
 
 #endif // INSTANT_TRANSLATOR_SETTINGSDIALOG_H

src/dialogs/settingsdialog.ui

@@ -41,7 +41,7 @@
    <property name="title">
     <string>APIs Settings</string>
    </property>
-   <widget class="QListWidget" name="apisList">
+   <widget class="QListWidget" name="apisListWidget">
     <property name="geometry">
      <rect>
       <x>10</x>

src/mainwindow.cpp

@@ -20,8 +20,6 @@ MainWindow::MainWindow(QWidget *parent) :
 
     // Load supported languages in the combo boxes.
     loadLanguagesInComboBoxes();
-
-    settingsDialog = new SettingsDialog(this);
 }
 
 MainWindow::~MainWindow() {
@@ -170,9 +168,9 @@ void MainWindow::on_exitAction_triggered() {
 }
 
 void MainWindow::on_settingsAction_triggered() {
-    if (settingsDialog) {
-        settingsDialog->show();
-    }
+    SettingsDialog *settingsDialog = new SettingsDialog(this);
+    settingsDialog->setAttribute(Qt::WA_DeleteOnClose);
+    settingsDialog->exec();
 }
 
 void MainWindow::on_translateButton_clicked() {

src/mainwindow.h

@@ -108,7 +108,6 @@ private slots:
     void showErrorBox(const QString &message);
 
     Ui::MainWindow *ui;     // MainWindow user interface.
-    SettingsDialog *settingsDialog;
     QClipboard *clipboard;  // Clipboard information.
     API *api;               // Translation API.
     Language language;      // Language.

src/resources.qrc

@@ -1,7 +1,6 @@
 <!DOCTYPE RCC>
 <RCC version="1.0">
     <qresource>
-        <file>resources/configs/api.ini</file>
         <file>resources/languages.json</file>
     </qresource>
 </RCC>

src/utils/apisettings.cpp

@@ -0,0 +1,82 @@
+#include "apisettings.h"
+
+APISettings::APISettings(QObject *parent)
+        : QObject(parent) {
+}
+
+APISettings::APISettings(QObject *parent, const QString &name, const QString &fullName)
+        : QObject(parent), name(name), fullName(fullName) {
+}
+
+APISettings::~APISettings() {
+}
+
+void APISettings::readSettings() {
+    if (name == "") {
+        throw std::invalid_argument("API name has not been set.");
+    }
+    QSettings settings;
+    apiKey = settings.value(name + "/key", "API_KEY").toString();
+    textType = settings.value(name + "/text_type", "text").toString();
+    defaultSourceLanguage = settings.value(name + "/source", "lt").toString();
+    defaultTargetLanguage = settings.value(name + "/target", "en").toString();
+}
+
+void APISettings::writeSettings() {
+    if (name == "") {
+        throw std::invalid_argument("API name has not been set.");
+    }
+    QSettings settings;
+    settings.setValue(name + "/key", apiKey);
+    settings.setValue(name + "/text_type", textType);
+    settings.setValue(name + "/source", defaultSourceLanguage);
+    settings.setValue(name + "/target", defaultTargetLanguage);
+}
+
+QString APISettings::getName() const {
+    return name;
+}
+
+void APISettings::setName(const QString &name) {
+    this->name = name;
+}
+
+QString APISettings::getFullName() const {
+    return fullName;
+}
+
+void APISettings::setFullName(const QString &fullName) {
+    this->fullName = fullName;
+}
+
+QString APISettings::getApiKey() const {
+    return apiKey;
+}
+
+void APISettings::setApiKey(const QString &apiKey) {
+    this->apiKey = apiKey;
+}
+
+QString APISettings::getTextType() const {
+    return textType;
+}
+
+void APISettings::setTextType(const QString &textType) {
+    this->textType = textType;
+}
+
+QString APISettings::getDefaultSourceLanguage() const {
+    return defaultSourceLanguage;
+}
+
+void APISettings::setDefaultSourceLanguage(const QString &defaultSourceLanguage) {
+    this->defaultSourceLanguage = defaultSourceLanguage;
+}
+
+QString APISettings::getDefaultTargetLanguage() const {
+    return defaultTargetLanguage;
+}
+
+void APISettings::setDefaultTargetLanguage(const QString &defaultTargetLanguage) {
+    this->defaultTargetLanguage = defaultTargetLanguage;
+}