Exemplo n.º 1
0
 private void button2_Click(object sender, EventArgs e)
 {
     SideA_textBox.Text = string.Empty;
     SideB_textBox.Clear();
     Area_textBox.Clear();
     labelA.Text = string.Empty;
     label2.Text = string.Empty;
 }
Exemplo n.º 2
0
        private void SaveButton_Click(object sender, EventArgs e)
        {
            string new_StateName, new_Capital, new_Continent;
            long   new_Population;
            int    new_Area, count = 0;

            DialogResult result = MessageBox.Show("Сохранить информацию?", "", MessageBoxButtons.YesNo);

            if (result == DialogResult.Yes)
            {
                try
                {
                    new_StateName  = Name_textBox.Text;
                    new_Capital    = Capital_textBox.Text;
                    new_Continent  = Continent_textBox.Text;
                    new_Population = Convert.ToInt64(Population_textBox.Text);
                    new_Area       = Convert.ToInt32(Area_textBox.Text);

                    for (int i = 0; i < Information.size; i++)
                    {
                        if (new_StateName == Information.state[i].StateName)
                        {
                            count++;
                        }
                    }
                    if (count != 0)
                    {
                        MessageBox.Show("Такая страна уже есть в базе данных!");
                    }
                    else
                    {
                        if (new_StateName.Length >= 3 && new_Capital.Length >= 3 && new_Continent.Length >= 4 && new_Population > 0 && new_Area > 0)
                        {
                            Information.size++;
                            information.ArrayResize();
                            Information.state[Information.index].StateName  = new_StateName;
                            Information.state[Information.index].Capital    = new_Capital;
                            Information.state[Information.index].Continent  = new_Continent;
                            Information.state[Information.index].Population = new_Population;
                            Information.state[Information.index].Area       = new_Area;
                            Information.index++;

                            file.Write();
                        }
                        else
                        {
                            MessageBox.Show("Неверный ввод одного из полей");
                        }
                    }
                }
                catch
                {
                    MessageBox.Show("Неверный ввод! Введите заново!");//проверка на дурака
                }
                Name_textBox.Clear();
                Capital_textBox.Clear();
                Continent_textBox.Clear();
                Population_textBox.Clear();
                Area_textBox.Clear();
            }
        }