provide Choose File Dialog for ExportTemplate

app/settings/exporttemplatedialog/exporttemplatedialog.ui

@@ -95,7 +95,7 @@
             </sizepolicy>
            </property>
            <property name="text">
-            <string notr="true">&lt;b&gt;Location:&lt;/b&gt; ~/.config/latte/layouts/.....</string>
+            <string notr="true">&lt;b&gt;File:&lt;/b&gt; ~/.config/latte/layouts/.....</string>
            </property>
           </widget>
          </item>

app/settings/exporttemplatedialog/exporttemplatehandler.cpp

@@ -31,10 +31,13 @@
 #include "../../layouts/storage.h"
 #include "../../view/view.h"
 
-//! KDE
+// Qt
+#include <QFileDialog>
+
+// KDE
 #include <KLocalizedString>
 
-//! Plasma
+// Plasma
 #include <Plasma/Containment>
 
 namespace Latte {
@@ -88,6 +91,8 @@ void ExportTemplateHandler::init()
     connect(m_ui->deselectAllBtn, &QPushButton::clicked, this, &ExportTemplateHandler::onDeselectAll);
     connect(m_ui->selectAllBtn, &QPushButton::clicked, this, &ExportTemplateHandler::onSelectAll);
     connect(m_ui->buttonBox->button(QDialogButtonBox::Reset), &QPushButton::clicked, this, &ExportTemplateHandler::onReset);
+
+    connect(m_ui->chooseBtn, &QPushButton::clicked, this, &ExportTemplateHandler::chooseFileDialog);
 }
 
 void ExportTemplateHandler::loadLayoutApplets(const QString &layoutName, const QString &layoutId)
@@ -104,6 +109,33 @@ void ExportTemplateHandler::loadViewApplets(Latte::View *view)
     m_parentDialog->setWindowTitle(i18n("Export View Template"));
 }
 
+void ExportTemplateHandler::chooseFileDialog()
+{
+    QFileDialog *chooseFileDlg = new QFileDialog(m_parentDialog, i18n("Choose Layout Template file"), QDir::homePath(), QStringLiteral("layout.latte"));
+
+    chooseFileDlg->setLabelText(QFileDialog::Accept, i18nc("choose layout file","Choose"));
+    chooseFileDlg->setFileMode(QFileDialog::AnyFile);
+    chooseFileDlg->setAcceptMode(QFileDialog::AcceptSave);
+    chooseFileDlg->setDefaultSuffix("layout.latte");
+
+    QStringList filters;
+    QString filter1(i18nc("layout template", "Latte Dock Layout Template file v0.2") + "(*.layout.latte)");
+
+    filters << filter1;
+
+    chooseFileDlg->setNameFilters(filters);
+
+    connect(chooseFileDlg, &QFileDialog::finished, chooseFileDlg, &QFileDialog::deleteLater);
+
+    connect(chooseFileDlg, &QFileDialog::fileSelected, this, [&](const QString &file) {
+        qDebug() << "selected: " << file;
+
+    });
+
+    chooseFileDlg->open();
+    //chooseFileDlg->selectFile(selectedLayout.name);
+}
+
 void ExportTemplateHandler::onReset()
 {
     m_appletsModel->reset();

app/settings/exporttemplatedialog/exporttemplatehandler.h

@@ -89,6 +89,8 @@ private slots:
     void onSelectAll();
     void onDeselectAll();
 
+    void chooseFileDialog();
+
 private:
     Dialog::ExportTemplateDialog *m_parentDialog{nullptr};
     Ui::ExportTemplateDialog *m_ui{nullptr};