From 6f84de2b6cb802fbb08d9da6c5e58d24c5f7f716 Mon Sep 17 00:00:00 2001
From: Josef Rokos <pepa@bukova.info>
Date: Tue, 21 Jun 2016 14:40:14 +0200
Subject: [PATCH] Ok button on ReceiptSaveForm is now disabled if nothing is
 selected in grid or name field is empty.

---
 shop/receiptsaveform.cpp | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/shop/receiptsaveform.cpp b/shop/receiptsaveform.cpp
index 4d7fbf1..f3dd4e8 100644
--- a/shop/receiptsaveform.cpp
+++ b/shop/receiptsaveform.cpp
@@ -4,6 +4,7 @@
 #include <QList>
 #include <QCompleter>
 #include <QSortFilterProxyModel>
+#include <QPushButton>
 
 #include <service.h>
 #include <iplugin.h>
@@ -35,6 +36,14 @@ ReceiptSaveForm::ReceiptSaveForm(QWidget *parent) :
     ui->tabVouchers->setColumnWidth(0, 190);
     ui->tabVouchers->setColumnWidth(2, 200);
 
+    connect(ui->tabVouchers->selectionModel(), &QItemSelectionModel::currentRowChanged, [this](QModelIndex, QModelIndex){
+        ui->buttonBox->button(QDialogButtonBox::Ok)->setEnabled(true);
+    });
+
+    connect(ui->name, &QLineEdit::textChanged, [this](QString text){
+        ui->buttonBox->button(QDialogButtonBox::Ok)->setEnabled(!text.isEmpty());
+    });
+
     AddressBookService srvAdb;
     QList<ComboData> comboData;
     foreach (QSharedPointer<AddressbookData> adb, srvAdb.all()) {
@@ -50,6 +59,8 @@ ReceiptSaveForm::ReceiptSaveForm(QWidget *parent) :
 
     m_saveAsNew = false;
     ui->groupBox_2->setEnabled(false);
+
+    ui->buttonBox->button(QDialogButtonBox::Ok)->setEnabled(false);
 }
 
 ReceiptSaveForm::~ReceiptSaveForm()
@@ -68,6 +79,7 @@ void ReceiptSaveForm::on_lineEdit_textChanged(const QString &text)
     if(matchingIndex.isValid()){
         ui->tabVouchers->scrollTo(matchingIndex,QAbstractItemView::EnsureVisible);
         ui->tabVouchers->setCurrentIndex(matchingIndex);
+        ui->buttonBox->button(QDialogButtonBox::Ok)->setEnabled(true);
     }
 }
 
@@ -78,11 +90,15 @@ void ReceiptSaveForm::on_radioAdd_toggled(bool checked)
         m_saveAsNew = false;
         ui->groupBox_2->setEnabled(false);
         ui->groupBox->setEnabled(true);
+
+        ui->buttonBox->button(QDialogButtonBox::Ok)->setEnabled(ui->tabVouchers->currentIndex().isValid());
     }
     else
     {
         m_saveAsNew = true;
         ui->groupBox_2->setEnabled(true);
         ui->groupBox->setEnabled(false);
+
+        ui->buttonBox->button(QDialogButtonBox::Ok)->setEnabled(!ui->name->text().isEmpty());
     }
 }