プログラマ専用SNS ミクプラ

コード:

namespace System.Windows.Forms
{
    public class PictureBox2 : System.Windows.Forms.PictureBox
    {
        public int Hoge;
        public string HogeHoge;

        public int hoge
        {
            get
            {

            }
            set
            {

            }
  　 }
}

コード:

namespace 画像切り替え
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            this.Text = "画像切り替え";

            pictureBoxA.ImageLocation = @"C:\Data\a1.jpg";
            pictureBoxA.SizeMode = PictureBoxSizeMode.CenterImage;
            pictureBoxB.ImageLocation = @"C:\Data\b1.jpg";
            pictureBoxB.SizeMode = PictureBoxSizeMode.CenterImage;
            pictureBoxC.ImageLocation = @"C:\Data\c1.jpg";
            pictureBoxC.SizeMode = PictureBoxSizeMode.CenterImage;
　　　　　//☆☆☆以下ずらずらと、ピクチャーボックス分あります。☆☆☆
        }

        private void Form1_DoubleClick(object sender, EventArgs e)
        {
　　　　　　//フォルダの画像が変更されたらダブルクリックで反映できるようにしたい。
        }

        private void pictureBoxA_Click(object sender, EventArgs e)
        {
            if (pictureBoxA.ImageLocation == @"C:\Data\Button\a1.jpg")
            {
                pictureBoxA.ImageLocation = @"C:\Data\Button\a2.jpg";
            }
            else
            {
                pictureBoxA.ImageLocation = @"C:\Data\Button\a1.jpg";
            }
        }

        private void pictureBoxB_Click(object sender, EventArgs e)
        {
            if (pictureBoxB.ImageLocation == @"C:\Data\Button\b1.jpg")
            {
                pictureBoxB.ImageLocation = @"C:\Data\Button\b2.jpg";
            }
            else
            {
                pictureBoxB.ImageLocation = @"C:\Data\Button\b1.jpg";
            }
        }
　　　　　//☆☆☆以下ずらずらと、ピクチャーボックス分あります。☆☆☆
    }
}

コード:

private void Images_Click(object sender, EventArgs e)
        {
                
            PictureBox pb = (PictureBox)sender;


　　　 }

コード:

using System;
using System.Windows.Forms;

public class ImageLocationSelector
{
	/// <summary>
	/// 画像ファイル１のパス
	/// </summary>
	public string ImageLocation1
	{
		get;
		set;
	}

	/// <summary>
	/// 画像ファイル２のパス
	/// </summary>
	public string ImageLocation2
	{
		get;
		set;
	}

	/// <summary>
	/// ピクチャボックスがクリックされた際の処理
	/// </summary>
	/// <param name="sender">イベント発生元のピクチャボックス</param>
	public void PictureBox_Click(object sender, EventArgs e)
	{
		PictureBox pict = (PictureBox)sender;
		pict.ImageLocation =
			(pict.ImageLocation != ImageLocation1) ? ImageLocation1 : ImageLocation2;
	}
}

コード:

public List<ImageLocationSelector> m_selector = new List<ImageLocationSelector>();

private void Form1_Load(object sender, EventArgs e)
{
	// フォームへ貼り付けてあるピクチャボックスで初期化してください
	PictureBox[] pict =
	{
		pictureBoxA,
		pictureBoxB,
		pictureBoxC,
		pictureBoxD,
		pictureBoxE
	};

	// 画像選択用クラス
	// ※ImageLocation1とImageLocation2の値を任意の画像へのパスで初期化してください。
	//   ピクチャボックスの数だけ必要です。
	ImageLocationSelector[] select =
	{
		new ImageLocationSelector() { ImageLocation1 = string.Empty, ImageLocation2 = string.Empty },
		new ImageLocationSelector() { ImageLocation1 = string.Empty, ImageLocation2 = string.Empty },
		new ImageLocationSelector() { ImageLocation1 = string.Empty, ImageLocation2 = string.Empty },
		new ImageLocationSelector() { ImageLocation1 = string.Empty, ImageLocation2 = string.Empty },
		new ImageLocationSelector() { ImageLocation1 = string.Empty, ImageLocation2 = string.Empty },
	};

	for (int i = 0; i < pict.Length; ++i)
	{
		// ピクチャボックスのクリックイベントと画像選択クラスのメソッドを関連付けしています。
		pict[i].Click += select[i].PictureBox_Click;

		// リストへ追加
		m_selector.Add(select[i]);
	}
}

コード:

namespace xxxxx
{
    public partial class Form1 : Form
    {
        private PictureBox[] b_PictureBox = new PictureBox[25];
        private Image[] Image = new Image[50];
        private string[] imPass = {"a1", "b1", "c1", "d1", "e1", "f1", "g1", "h1", 
                                   "i1", "j1", "k1", "l1", "m1", "n1", "o1", "p1", 
                                   "q1", "r1", "s1", "t1", "u1", "v1", "w1", "x1", "y1", 
                                   "a2", "b2", "c2", "d2", "e2", "f2", "g2", "h2", 
                                   "i2", "j2", "k2", "l2", "m2", "n2", "o2", "p2", 
                                   "q2", "r2", "s2", "t2", "u2", "v2", "w2", "x2", "y2", };

        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            b_PictureBox[0] = pictureBoxA;
            b_PictureBox[1] = pictureBoxB;
            b_PictureBox[2] = pictureBoxC;
            b_PictureBox[3] = pictureBoxD;
            b_PictureBox[4] = pictureBoxE;
            b_PictureBox[5] = pictureBoxF;
            b_PictureBox[6] = pictureBoxG;
            b_PictureBox[7] = pictureBoxH;
            b_PictureBox[8] = pictureBoxI;
            b_PictureBox[9] = pictureBoxJ;
            b_PictureBox[10] = pictureBoxK;
            b_PictureBox[11] = pictureBoxL;
            b_PictureBox[12] = pictureBoxM;
            b_PictureBox[13] = pictureBoxN;
            b_PictureBox[14] = pictureBoxO;
            b_PictureBox[15] = pictureBoxP;
            b_PictureBox[16] = pictureBoxQ;
            b_PictureBox[17] = pictureBoxR;
            b_PictureBox[18] = pictureBoxS;
            b_PictureBox[19] = pictureBoxT;
            b_PictureBox[20] = pictureBoxU;
            b_PictureBox[21] = pictureBoxV;
            b_PictureBox[22] = pictureBoxW;
            b_PictureBox[23] = pictureBoxX;
            b_PictureBox[24] = pictureBoxY;

            for (int i = 0; i < 25; i++)
            {
                FileStream fs;
                fs = new FileStream(@"C:\Data\" + imPass[i] + ".jpg", FileMode.Open, FileAccess.Read);
                b_PictureBox[i].Image = System.Drawing.Image.FromStream(fs);
                fs.Close();
                Image[i] = b_PictureBox[i].Image;
                fs = new FileStream(@"C:\Data\" + imPass[i + 25] + ".jpg", FileMode.Open, FileAccess.Read);
                b_PictureBox[i].Image = System.Drawing.Image.FromStream(fs);
                fs.Close(); 
                Image[i + 25] = b_PictureBox[i].Image;
            }
        }

        private void Images_Click(object sender, EventArgs e)
        {
            PictureBox pb = (PictureBox)sender;
            
            for (int i = 0; i < 25; i++)
            {
                if (pb.Image == Image[i])
                {
                    pb.Image = Image[i + 25];
                }
                else if (pb.Image == Image[i + 25])
                {
                    pb.Image = Image[i];
                }
            }
        }

コード:

private void Form1_MouseDoubleClick(object sender, MouseEventArgs e)
{
	// フォームへ貼り付けてあるピクチャボックスで初期化してください
	PictureBox[] pict =
	{
		pictureBox1,
		pictureBox2,
		pictureBox3,
		pictureBox4,
		pictureBox5
	};

	// イメージを更新する
	foreach (PictureBox tmp in pict)
	{
		tmp.Image = new Bitmap(tmp.ImageLocation);
	}
}

コード:

    public partial class Form1 : Form {
        List<ToggleImage> ToggleImages = new List<ToggleImage>();

        public Form1() {
            InitializeComponent();
        }

        //イベントを登録する他にオーバーライドする方法もあります
        protected override void OnLoad(EventArgs e) {
            base.OnLoad(e);
            this.AddToggleImage(this.pictureBox1, "a");
            this.AddToggleImage(this.pictureBox2, "b");
            //this.AddToggleImage(this.pictureBox3, "c");
            //this.AddToggleImage(this.pictureBox4, "d");
            //this.AddToggleImage(this.pictureBox5, "e");
            foreach (var i in ToggleImages) {
                i.PictureBox.SizeMode = PictureBoxSizeMode.CenterImage;
                i.Load();
            }
        }

        void AddToggleImage(PictureBox pictureBox, string baseName) {
            //状況に合わせてパスや拡張子を変更して下さい
            var primary = string.Format(@"image\{0}1.png", baseName);
            var secondary = string.Format(@"image\{0}2.png", baseName);
            ToggleImages.Add(new ToggleImage(pictureBox, primary, secondary));
        }

        protected override void OnDoubleClick(EventArgs e) {
            base.OnDoubleClick(e);
            foreach (var i in ToggleImages) {
                i.Load();
            }
        }
    }

　　//関係が深いものをクラスにまとめるとプログラミングがし易い
    public class ToggleImage {
        public bool Selected { get; private set; }
        public PictureBox PictureBox { get; private set; }
        public string PrimaryImageUrl { get; private set; }
        public string SecondaryImageUrl { get; private set; }
        //新規ロード時のためにnullを許容します
        DateTime? ImageLastWriteTime;

        public ToggleImage(PictureBox pictureBox, string primaryImageUrl, string secondaryImageUrl) {
            this.PictureBox = pictureBox;
            this.PrimaryImageUrl = primaryImageUrl;
            this.SecondaryImageUrl = secondaryImageUrl;
            this.PictureBox.Click += new EventHandler(PictureBox_Click);
        }

        void PictureBox_Click(object sender, EventArgs e) {
            Selected = !Selected;
            ImageLastWriteTime = null;
            Load();
        }

        public void Load() {
            var url = (Selected) ? SecondaryImageUrl : PrimaryImageUrl;
            var lastWriteTime = System.IO.File.GetLastWriteTime(url);
            //新規ロード時、または前回のロード時からファイルが更新されている場合にロードする
            if (this.ImageLastWriteTime == null || this.ImageLastWriteTime != lastWriteTime) {
                this.ImageLastWriteTime = lastWriteTime;
                this.PictureBox.Load(url);
            }
        }
    }

コード:

    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        //////////////////////////////////////////////////
	//初回設定
        private void Form1_Load(object sender, EventArgs e)
        {
            pictureBoxEx1.Init(@"c:\test1.bmp", @"c:\test2.bmp");
            pictureBoxEx2.Init(@"c:\test3.bmp", @"c:\test4.bmp");
        }        
        
        //////////////////////////////////////////////////
	//ピクチャーボックスクリック
        private void pictureBoxEx_Click(object sender, EventArgs e)
        {
            PictureBoxEx pict = sender as PictureBoxEx;
            if (pict == null) return;
            pict.ChangeView();
        }

        //////////////////////////////////////////////////
	//フォームのダブルクリック
        private void Form1_DoubleClick(object sender, EventArgs e)
        {
            //左確認
            MouseEventArgs eve = e as MouseEventArgs;

            if (eve.Button != MouseButtons.Left) return;

            //全コントロール確認
            foreach (Control ctl in this.Controls)
            {
                PictureBoxEx pict = ctl as PictureBoxEx;
                if (pict == null) continue;
                pict.UpdateView();
            }
        }
    }

    // PictureBoxを継承した独自クラス
    public class PictureBoxEx : PictureBox  
    {
        // データ
        String[]      path = new String[2];
        DateTime[]    date = new DateTime[2];

        //////////////////////////////////////////////////
	//初期化
        public void Init(String path1, String path2)
        {
            path[0] = path1;
            path[1] = path2;
            date[0] = System.IO.File.GetLastWriteTime(path1);
            date[1] = System.IO.File.GetLastWriteTime(path2);
            ImageLocation = path[0];
        }
        
        //////////////////////////////////////////////////
        // 入れかえ
        public void ChangeView()
        {
            if (ImageLocation == path[0])
                ImageLocation = path[1];
            else
                ImageLocation = path[0];
        }

        //////////////////////////////////////////////////
        // 更新
        public void UpdateView()
        {
            int         index;
            DateTime    tmpdate;

            if (this.ImageLocation == path[0])
                index = 0;
            else
                index = 1;

            tmpdate = System.IO.File.GetLastAccessTime(path[index]);

            if (tmpdate == date[index]) return;

            //更新
            date[index] = tmpdate;
            ImageLocation = path[index];
        }
    }

コード:

namespace xxxxx
{
    public partial class Form1 : Form
    {
        private PictureBox[] b_PictureBox = new PictureBox[25];
        private Image[] Image = new Image[50];
        private string[] imPass = {"a1", "b1", "c1", "d1", "e1", "f1", "g1", "h1", 
                                   "i1", "j1", "k1", "l1", "m1", "n1", "o1", "p1", 
                                   "q1", "r1", "s1", "t1", "u1", "v1", "w1", "x1", "y1", 
                                   "a2", "b2", "c2", "d2", "e2", "f2", "g2", "h2", 
                                   "i2", "j2", "k2", "l2", "m2", "n2", "o2", "p2", 
                                   "q2", "r2", "s2", "t2", "u2", "v2", "w2", "x2", "y2", };

        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            pictures();
        }

        private void Images_Click(object sender, EventArgs e)
        {
            PictureBox pb = (PictureBox)sender;
            
            for (int i = 0; i < 25; i++)
            {
                if (pb.Image == Image[i])
                {
                    pb.Image = Image[i + 25];
                }
                else if (pb.Image == Image[i + 25])
                {
                    pb.Image = Image[i];
                }
            }
        }

        private void Form1_DoubleClick(object sender, EventArgs e)
        {
            pictures();
        }

        private void pictures()
        {
            PictureBox[] b_PictureBox = 
            {
                pictureBoxA, pictureBoxB, pictureBoxC, pictureBoxD, pictureBoxE,
                pictureBoxF, pictureBoxG, pictureBoxH, pictureBoxI, pictureBoxJ,
                pictureBoxK, pictureBoxL, pictureBoxM, pictureBoxN, pictureBoxO,
                pictureBoxP, pictureBoxQ, pictureBoxR, pictureBoxS, pictureBoxT,
                pictureBoxU, pictureBoxV, pictureBoxW, pictureBoxX, pictureBoxY
            };

            for (int i = 0; i < 25; i++)
            {
                FileStream fs;
                fs = new FileStream(@"C:\test\" + imPass[i] + ".jpg", FileMode.Open, FileAccess.Read);
                b_PictureBox[i].Image = System.Drawing.Image.FromStream(fs);
                fs.Close();
                Image[i] = b_PictureBox[i].Image;
                fs = new FileStream(@"C:\test\" + imPass[i + 25] + ".jpg", FileMode.Open, FileAccess.Read);
                b_PictureBox[i].Image = System.Drawing.Image.FromStream(fs);
                fs.Close();
                Image[i + 25] = b_PictureBox[i].Image;
            } 
        }
    }
}