2022.03.07. Programozás - WPF

 A Szudoku feladat grafikus részének egy lehetséges megoldása:

MainWindow.xaml.cs:

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

using System.Windows;

using System.Windows.Controls;

using System.Windows.Data;

using System.Windows.Documents;

using System.Windows.Input;

using System.Windows.Media;

using System.Windows.Media.Imaging;

using System.Windows.Navigation;

using System.Windows.Shapes;

namespace sudokuGUI

{

    /// <summary>

    /// Interaction logic for MainWindow.xaml

    /// </summary>

    public partial class MainWindow : Window

    {

        public MainWindow()

        {

            InitializeComponent();

        }

        private void btnMinusz_Click(object sender, RoutedEventArgs e)

        {

            if (Convert.ToInt32(txbMeret.Text) > 4)

            {

                txbMeret.Text = Convert.ToString(Convert.ToInt32(txbMeret.Text) - 1);

            }

        }

        private void btnPlusz_Click(object sender, RoutedEventArgs e)

        {

            if (Convert.ToInt32(txbMeret.Text) < 9)

            {

                txbMeret.Text = Convert.ToString(Convert.ToInt32(txbMeret.Text) + 1);

            }

        }

        private void txbSorozat_TextChanged(object sender, TextChangedEventArgs e)

        {

            lblHossz.Content = txbSorozat.Text.Length;

        }

        private void btnEllenorzes_Click(object sender, RoutedEventArgs e)

        {

            int textBoxHossz = txbSorozat.Text.Length;

            int meret = Convert.ToInt32(txbMeret.Text);

            if (textBoxHossz == meret * meret)

            {

                MessageBox.Show("A feladvány megfelelő hosszúságú!");

            }

            else

            {

                if (textBoxHossz < meret * meret)

                {                    

                    MessageBox.Show($"A feladvány rövid: kell még { meret * meret - textBoxHossz} számjegy!");

                }

                else

                {

                    MessageBox.Show($"A feladvány hosszú: törlendő { textBoxHossz - meret * meret } számjegy!");

                }

            }

        }

    }

}

MainWindow.xaml:

<Window x:Class="sudokuGUI.MainWindow"

        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"

        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"

        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"

        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"

        xmlns:local="clr-namespace:sudokuGUI"

        mc:Ignorable="d"

        Title="Sudoku-ellenőrző" Height="248" Width="539">

    <Grid>

        <Label Content="Új feladvány mérete:" HorizontalAlignment="Left" Margin="10,10,0,0" VerticalAlignment="Top" Width="124"/>

        <Label Content="Kezdőállapot:" HorizontalAlignment="Left" Margin="10,61,0,0" VerticalAlignment="Top"/>

        <Label Content="Hossz:" HorizontalAlignment="Left" Margin="10,124,0,0" VerticalAlignment="Top"/>

        <TextBox x:Name="txbMeret" HorizontalAlignment="Left" Height="18" Margin="181,18,0,0" Text="4" TextWrapping="Wrap" VerticalAlignment="Top" Width="15"/>

        <Button x:Name="btnMinusz" Content="-" HorizontalAlignment="Left" Height="18" Margin="148,18,0,0" VerticalAlignment="Top" Width="16" Click="btnMinusz_Click"/>

        <Button x:Name="btnPlusz" Content="+" HorizontalAlignment="Left" Height="18" Margin="214,18,0,0" VerticalAlignment="Top" Width="16" Click="btnPlusz_Click"/>

        <TextBox x:Name="txbSorozat" HorizontalAlignment="Left" Margin="15,92,0,0" Text="" TextWrapping="Wrap" VerticalAlignment="Top" Width="515" Height="17" TextChanged="txbSorozat_TextChanged" />

        <Label x:Name="lblHossz" Content="0" HorizontalAlignment="Left" Height="26" Margin="62,124,0,0" VerticalAlignment="Top" Width="29"/>

        <Button x:Name="btnEllenorzes" Content="Ellenőrzés" HorizontalAlignment="Left" Height="23" Margin="415,161,0,0" VerticalAlignment="Top" Width="87" Click="btnEllenorzes_Click" />

    </Grid>

</Window>