Implemented get chip size method

Author: bbogush

qt/chip_db.cpp

@@ -196,6 +196,13 @@ uint32_t ChipDb::pageSizeGetById(int id)
     return info ? info->params[CHIP_PARAM_PAGE_SIZE] : 0;
 }
 
+uint32_t ChipDb::sizeGetById(int id)
+{
+    ChipInfo *info = chipInfoGetById(id);
+
+    return info ? info->params[CHIP_PARAM_SIZE] : 0;
+}
+
 void ChipDb::addChip(ChipInfo &chipInfo)
 {
     chipInfoVector.append(chipInfo);

qt/chip_db.h

@@ -67,6 +67,7 @@ class ChipDb : public QObject
     QStringList getNames();
     ChipInfo *chipInfoGetById(int id);
     uint32_t pageSizeGetById(int id);
+    uint32_t sizeGetById(int id);
     void addChip(ChipInfo &chipInfo);
     void delChip(int index);
     int size();

qt/main_window.cpp

@@ -257,19 +257,18 @@ void MainWindow::slotProgEraseCompleted(int status)
 void MainWindow::slotProgErase()
 {
     int index = ui->chipSelectComboBox->currentIndex();
-    ChipInfo *chipInfo = chipDb.chipInfoGetById(CHIP_INDEX2ID(index));
+    uint32_t eraseSize = chipDb.sizeGetById(CHIP_INDEX2ID(index));
 
     connect(prog, SIGNAL(eraseChipCompleted(int)), this,
         SLOT(slotProgEraseCompleted(int)));
 
-    prog->eraseChip(START_ADDRESS, chipInfo->params[CHIP_PARAM_BLOCK_SIZE]);
+    prog->eraseChip(START_ADDRESS, eraseSize);
 }
 
 void MainWindow::slotProgReadCompleted(int status)
 {
     int index = ui->chipSelectComboBox->currentIndex();
-    ChipInfo *chipInfo = chipDb.chipInfoGetById(CHIP_INDEX2ID(index));
-    uint32_t readSize = chipInfo->params[CHIP_PARAM_SIZE];
+    uint32_t readSize = chipDb.sizeGetById(CHIP_INDEX2ID(index));
 
     disconnect(prog, SIGNAL(readChipCompleted(int)), this,
         SLOT(slotProgReadCompleted(int)));
@@ -287,8 +286,7 @@ void MainWindow::slotProgReadCompleted(int status)
 void MainWindow::slotProgRead()
 {
     int index = ui->chipSelectComboBox->currentIndex();
-    ChipInfo *chipInfo = chipDb.chipInfoGetById(CHIP_INDEX2ID(index));
-    uint32_t readSize = chipInfo->params[CHIP_PARAM_SIZE];
+    uint32_t readSize = chipDb.sizeGetById(CHIP_INDEX2ID(index));
 
     if (!readSize)
     {