private void TransformationButton_Click(object sender, EventArgs e)
{
ResultLabel.Show();
ResultLabel.Text = "Выберите преобразование";
comboBox1.Show();
comboBox1.SelectedItem = comboBox1.Items[0];
textBox1.Show();
textBox2.Show();
label1.Show();
label2.Show();
OkButton.Show();
mode = "transform";
}
private void Convert(double amount, string from, string to)
{
//Convert from and to using GetExchangeRate to perform the correct calculation.
double convertedAmount = (amount / GetExchangeRate(from)) * GetExchangeRate(to);
//Get the correct currency symbols for the currencies selected. Using the region specifiers doesn't work properly.
char currencySymbolFrom = GetCurrencySymbol(from);
char currencySymbolTo = GetCurrencySymbol(to);
//Set up and show the result of the calculation. Not using the 'C' modifier because of the regional currency symbols.
ResultLabel.Text = string.Format("{0}{1:N2} {2} is {3}{4:N2} {5}", currencySymbolFrom, amount, from, currencySymbolTo, convertedAmount, to);
ResultLabel.Show();
}
private void DefinitionButton_Click(object sender, EventArgs e)
{
if (current_primitive == "Point")
{
MessageBox.Show("Выберите другой примитив", "Ошибка",
MessageBoxButtons.OK, MessageBoxIcon.Error);
return;
}
ResultLabel.Show();
ResultLabel.Text = "Точка не выбрана";
comboBox1.Hide();
textBox1.Hide();
textBox2.Hide();
label1.Hide();
label2.Hide();
OkButton.Hide();
mode = "define";
}
