Exemple de développement C# - Outil de capture d'écran personnalisé (6) Explication détaillée de l'ajout d'une fonction de gestion de configuration (graphique et texte)

Ajouter une fenêtre de paramètres

Dans la fenêtre de l'Explorateur de solutions, cliquez avec le bouton droit sur le nom du projet et sélectionnez dans le menu contextuel : Ajouter》Windows Form :

Entrez le nom du formulaire "frmSetup":

Définir la fenêtre Définir la Textattribut du corps sur "Set", définissez la taille du formulaire sur "472, 276" et l'attribut StartPosition sur "CenterScreen".

Ajouter des paramètresPage à onglets :

Boîte à outils de gauche> Fenêtre : Double-cliquez sur "TabControl"

L'attribut Dock défini est "Top" et l'attribut Size est "456, 200"

Ajouter une page à onglet :

Ajoutez trois onglets et définissez le texte sur "Paramètres de base,

Télécharger automatiquement, Enregistrer automatiquement"

Ajouter OK et le bouton Annuler Pour les « raccourcis clavier, options de capture d'écran » ;

ajoutez deux RadioButtons pour la sélection des raccourcis clavier ;

ajoutez quatre CheckBox pour les options de capture d'écran

ajoutez deux TextBox pour définir ; la taille de la loupe ;

Ajouter deux PictureBox pour afficher les
images de X et verrouiller

;

Ajouter des images

Ressource :

Double-cliquez sur "

Ressource

s.resx" dans Propriétés

Passer à la vue image

 :

Copiez et collez l'image ici et nommez-la respectivement "Lock, X"

Définissez la propriété Image de PictureBox sur la ressource correspondante ; :

Onglets de téléchargement automatique :

Onglets de sauvegarde automatique :

Le nom du fichier doit utiliser deux ComboBox et la collection Items est définie sur :

Écrire le code :

Double-cliquez sur le formulaire de paramètres, passez à la vue Code, ajoutez des

variables privées :

ModifierConstructeur
 :

Ajouter

la gestion des événements pour les paramètres dans le menu de la barre d'état

Ouvrir la vue de conception du principal formulaire Form1 et sélectionnez "contextMenuStrip1"

        /// <summary>
        /// 保存Form1的句柄
        /// </summary>
        private IntPtr frm1Handle = IntPtr.Zero;

        /// <summary>
        /// 构造函数
        /// </summary>
        /// <param name="frm1_Handle"></param>
        public frmSetup(IntPtr frm1_Handle)
        {
            InitializeComponent();
            this.frm1Handle = frm1_Handle;
        }

Modifiez le Nom du menu des paramètres en "tsmi_Set", double-cliquez sur le menu des paramètres, ajoutez le code :

Compiler,

Après le débogage

, vous pouvez ouvrir la fenêtre des paramètres qui vient d'être ajoutée via le menu contextuel de l'icône de la barre d'état "Paramètres".

Ajouter un articleRéférence
 :

        /// <summary>
        /// 托盘菜单设置事件处理程序
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void tsmi_Set_Click(object sender, EventArgs e)
        {
            frmSetup frm = new frmSetup(this.Handle);
            frm.ShowDialog();
        }

主窗体添加相关配置项变量：

        #region 基本设置参数
        /// <summary>
        /// 截图时是否显示截图信息栏
        /// </summary>
        public bool InfoBoxVisible = true;
        /// <summary>
        /// 截图时是否显示编辑工具栏
        /// </summary>
        public bool ToolBoxVisible = true;
        /// <summary>
        /// 截图中是否包含鼠标指针形状
        /// </summary>
        public bool IsCutCursor = true;
        /// <summary>
        /// 截图时是否显示放大镜
        /// </summary>
        public bool ZoomBoxVisible = true;
        /// <summary>
        /// 放大镜的尺寸——宽度
        /// </summary>
        public int ZoomBoxWidth = 120;
        /// <summary>
        /// 放大镜的尺寸——高度
        /// </summary>
        public int ZoomBoxHeight = 100;
        #endregion

        #region 图片上传参数
        public string PicDescFieldName = "pictitle";
        public string ImageFieldName = "upfile";
        public string PicDesc = "cutImage";
        public string UploadUrl = "http://";
        public bool DoUpload = false;
        #endregion

        #region 自动保存参数
        /// <summary>
        /// 是否自动保存到硬盘
        /// </summary>
        public bool AutoSaveToDisk = false;
        /// <summary>
        /// 自动保存目录
        /// </summary>
        public string AutoSaveDirectory = string.Empty;
        /// <summary>
        /// 是否启用日期格式“2013_02_22”的子目录
        /// </summary>
        public bool AutoSaveSubDir = false;
        /// <summary>
        /// 自动保存文件名前缀
        /// </summary>
        public string AutoSaveFileName1 = "屏幕截图";
        /// <summary>
        /// 自动文件名规则：日期时间，日期_序号，序号
        /// </summary>
        public string AutoSaveFileName2 = "日期时间";
        /// <summary>
        /// 自动保存文件格式：.png, .jpg, .jpeg, .gif, .bmp
        /// </summary>
        public string AutoSaveFileName3 = ".png";
        /// <summary>
        /// 自动保存文件名序号
        /// </summary>
        public int autoSaveFileIndex = 0;
        #endregion 自动保存参数

添加“AppSettingKeys”类：

    /// <summary>
    /// 提供配置文件中AppSettings节中对应的Key名称
    /// </summary>
    public static class AppSettingKeys
    {
        //基本设置
        public static string HotKeyMode = "HotKeyMode";
        public static string InfoBoxVisible = "InfoBoxVisible";
        public static string ToolBoxVisible = "ToolBoxVisible";
        public static string ZoomBoxVisible = "ZoomBoxVisible";
        public static string ZoomBoxWidth = "ZoomBoxWidth";
        public static string ZoomBoxHeight = "ZoomBoxHeight";
        public static string IsCutCursor = "IsCutCursor";
        //图片上传
        public static string PicDescFieldName = "PicDescFieldName";
        public static string ImageFieldName = "ImageFieldName";
        public static string PicDesc = "PicDesc";
        public static string UploadUrl = "UploadUrl";
        public static string DoUpload = "DoUpload";
        //自动保存
        public static string AutoSaveToDisk = "AutoSaveToDisk";
        public static string AutoSaveSubDir = "AutoSaveSubDir";
        public static string AutoSaveDirectory = "AutoSaveDirectory";
        public static string AutoSaveFileName1 = "AutoSaveFileName1";
        public static string AutoSaveFileName2 = "AutoSaveFileName2";
        public static string AutoSaveFileName3 = "AutoSaveFileName3";

    }

Program.cs文件添加枚举类型：

    /// <summary>
    /// 控制键的类型
    /// </summary>
    public enum KeyModifiers : uint
    {
        None = 0,
        Alt = 1,
        Control = 2,
        Shift = 4,
        Windows = 8
    }

警告：由于xxx是引用封送类的字段，访问上面的成员可能导致运行时异常

设置窗口完整代码：

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Windows.Forms;

namespace Screenshot
{
    public partial class frmSetup : Form
    {
        /// <summary>
        /// 保存Form1的句柄
        /// </summary>
        private IntPtr frm1Handle = IntPtr.Zero;

        /// <summary>
        /// 构造函数
        /// </summary>
        /// <param name="frm1_Handle"></param>
        public frmSetup(IntPtr frm1_Handle)
        {
            InitializeComponent();
            this.frm1Handle = frm1_Handle;
        }

        /// 

        /// 确定按钮单击事件处理程序
        /// 
        /// 
        /// 
        private void button_ok_Click(object sender, EventArgs e)
        {
            if (checkBox_autoSave.Checked && textBox_saveDir.Text.Trim().Length == 0)
            {
                MessageBox.Show("您选择了“自动保存屏幕截图到磁盘”\n但还没有设置存储目录！");
                return;
            }
            if (checkBox_autoSave.Checked && textBox_saveDir.Text.Trim().Length > 0)
            {
                if (!System.Text.RegularExpressions.Regex.IsMatch(textBox_saveDir.Text.Trim(), "^[a-zA-Z]:\\\\[^/:\\*\\?\"<>\\|]*$", 
                System.Text.RegularExpressions.RegexOptions.IgnoreCase))
                {
                    MessageBox.Show("您选择了“自动保存屏幕截图到磁盘”\n但设置的存储目录不是有效的目录！");
                    return;
                }
                if (!System.IO.Directory.Exists(textBox_saveDir.Text.Trim()))
                {
                    MessageBox.Show("您选择了“自动保存屏幕截图到磁盘”\n但设置的存储目录不存在！");
                    return;
                }
            }
            Form1 frm = (Form1)Form.FromHandle(frm1Handle);
            if (frm != null)
            {
                //基本设置
                if (radioButton1.Checked) // && frm.HotKeyMode != 0 无论是否改变都重新注册热键，解决有时热键失效的问题
                {
                    Form1.UnregisterHotKey(frm1Handle, frm.hotKeyId);
                    Form1.RegisterHotKey(frm1Handle, frm.hotKeyId, (uint)KeyModifiers.Control | (uint)KeyModifiers.Alt, Keys.A);
                    frm.HotKeyMode = 0;
                }

                if (radioButton2.Checked) // && frm.HotKeyMode != 1 无论是否改变都重新注册热键，解决有时热键失效的问题
                {
                    Form1.UnregisterHotKey(frm1Handle, frm.hotKeyId);
                    Form1.RegisterHotKey(frm1Handle, frm.hotKeyId, (uint)KeyModifiers.Control | (uint)KeyModifiers.Shift, Keys.A);
                    frm.HotKeyMode = 1;
                }

                frm.InfoBoxVisible = ckb_InfoBox.Checked;
                frm.ToolBoxVisible = ckb_ToolBox.Checked;
                frm.IsCutCursor = ckb_CutCursor.Checked;
                frm.ZoomBoxVisible = ckb_ZoomBox.Checked;


                frm.ZoomBoxWidth1 = Convert.ToInt32(tb_zoomBoxWidth.Text);
                frm.ZoomBoxHeight1 = Convert.ToInt32(tb_zoomBoxHeight.Text);

                if (frm.ZoomBoxWidth1 < 120)
                {
                    frm.ZoomBoxWidth1 = 120;
                    tb_zoomBoxWidth.Text = frm.ZoomBoxWidth1.ToString();
                }
                if (frm.ZoomBoxHeight1 < 100)
                {
                    frm.ZoomBoxHeight1 = 100;
                    tb_zoomBoxHeight.Text = frm.ZoomBoxHeight1.ToString();
                }

                //图片上传
                frm.PicDescFieldName = textBox_fieldDesc.Text;
                frm.ImageFieldName = textBox_fieldFile.Text;
                frm.PicDesc = textBox_desc.Text;
                frm.UploadUrl = textBox_uploadUrl.Text;
                frm.DoUpload = checkBox_upload.Checked;

                //自动保存
                frm.AutoSaveToDisk = checkBox_autoSave.Checked;
                frm.AutoSaveSubDir = chb_subDir.Checked;
                frm.AutoSaveDirectory = textBox_saveDir.Text;

                frm.AutoSaveFileName1 = textBox_fileName1.Text;
                if (comboBox_fileName2.SelectedItem != null)
                {
                    frm.AutoSaveFileName2 = comboBox_fileName2.Text;
                }
                else
                {
                    frm.AutoSaveFileName2 = "日期时间";
                }
                if (comboBox_Extn.SelectedItem != null)
                {
                    frm.AutoSaveFileName3 = comboBox_Extn.Text;
                }
                else
                {
                    frm.AutoSaveFileName3 = ".png";
                }
            }

            SaveConfiguration();

            this.Close();
        }

        /// 

        /// 保存配置信息到配置文件
        /// 
        private void SaveConfiguration()
        {
            System.Configuration.Configuration config = System.Configuration.ConfigurationManager.OpenExeConfiguration(null);

            //基本设置
            SetConfigAppSetting(ref config, AppSettingKeys.HotKeyMode, radioButton1.Checked ? "1" : "0");
            SetConfigAppSetting(ref config, AppSettingKeys.InfoBoxVisible, ckb_InfoBox.Checked ? "1" : "0");
            SetConfigAppSetting(ref config, AppSettingKeys.ToolBoxVisible, ckb_ToolBox.Checked ? "1" : "0");
            SetConfigAppSetting(ref config, AppSettingKeys.IsCutCursor, ckb_CutCursor.Checked ? "1" : "0");
            SetConfigAppSetting(ref config, AppSettingKeys.ZoomBoxVisible, ckb_ZoomBox.Checked ? "1" : "0");
            SetConfigAppSetting(ref config, AppSettingKeys.ZoomBoxWidth, tb_zoomBoxWidth.Text);
            SetConfigAppSetting(ref config, AppSettingKeys.ZoomBoxHeight, tb_zoomBoxHeight.Text);

            //图片上传
            SetConfigAppSetting(ref config, AppSettingKeys.PicDescFieldName, textBox_fieldDesc.Text.Trim());
            SetConfigAppSetting(ref config, AppSettingKeys.ImageFieldName, textBox_fieldFile.Text.Trim());
            SetConfigAppSetting(ref config, AppSettingKeys.PicDesc, textBox_desc.Text.Trim());
            SetConfigAppSetting(ref config, AppSettingKeys.UploadUrl, textBox_uploadUrl.Text.Trim());
            SetConfigAppSetting(ref config, AppSettingKeys.DoUpload, checkBox_upload.Checked ? "1" : "0");

            //自动保存
            SetConfigAppSetting(ref config, AppSettingKeys.AutoSaveToDisk, checkBox_autoSave.Checked ? "1" : "0");
            SetConfigAppSetting(ref config, AppSettingKeys.AutoSaveSubDir, chb_subDir.Checked ? "1" : "0");
            SetConfigAppSetting(ref config, AppSettingKeys.AutoSaveDirectory, textBox_saveDir.Text.Trim());
            SetConfigAppSetting(ref config, AppSettingKeys.AutoSaveFileName1, textBox_fileName1.Text.Trim());
            if (comboBox_fileName2.SelectedItem != null)
            {
                SetConfigAppSetting(ref config, AppSettingKeys.AutoSaveFileName2, comboBox_fileName2.Text);
            }
            else
            {
                SetConfigAppSetting(ref config, AppSettingKeys.AutoSaveFileName2, "日期时间");
            }
            if (comboBox_Extn.SelectedItem != null)
            {
                SetConfigAppSetting(ref config, AppSettingKeys.AutoSaveFileName3, comboBox_Extn.Text);
            }
            else
            {
                SetConfigAppSetting(ref config, AppSettingKeys.AutoSaveFileName3, ".png");
            }

            config.Save(System.Configuration.ConfigurationSaveMode.Modified);
        }

        /// 

        /// 设置配置信息
        /// 
        /// 
        /// 
        /// 
        /// 
        private bool SetConfigAppSetting(ref System.Configuration.Configuration config, string key, string value)
        {
            try
            {
                if (config.AppSettings.Settings[key] != null)
                {
                    config.AppSettings.Settings[key].Value = value;
                }
                else
                {
                    config.AppSettings.Settings.Add(key, value);
                }
                return true;
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message + ex.Source + ex.StackTrace);
                return false;
            }
        }

        /// 

        /// 获取配置信息
        /// 
        /// 
        /// 
        /// 
        private string GetConfigAppSetting(ref System.Configuration.Configuration config, string key)
        {
            try
            {
                if (config.AppSettings.Settings[key] != null)
                {
                    return config.AppSettings.Settings[key].Value;
                }

            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message + ex.Source + ex.StackTrace);
            }
            return string.Empty;
        }

        /// 

        /// 取消按钮单击事件处理程序
        /// 
        /// 
        /// 
        private void button_cancel_Click(object sender, EventArgs e)
        {
            this.Close();
        }
        /// 

        /// 窗口加载事件处理程序
        /// 
        /// 
        /// 
        private void frmSetup_Load(object sender, EventArgs e)
        {
            chb_subDir.Text = "启用（按日期命名，格式：" + DateTime.Now.Date.ToString("yyyy_MM_dd") + "）";

            Form1 frm = (Form1)Form.FromHandle(frm1Handle);
            if (frm != null)
            {
                //基本设置
                if (frm.HotKeyMode == 0)
                {
                    radioButton1.Checked = true;
                    radioButton2.Checked = false;
                }
                else
                {
                    radioButton1.Checked = false;
                    radioButton2.Checked = true;
                }

                ckb_InfoBox.Checked = frm.InfoBoxVisible;
                ckb_ToolBox.Checked = frm.ToolBoxVisible;
                ckb_CutCursor.Checked = frm.IsCutCursor;
                ckb_ZoomBox.Checked = frm.ZoomBoxVisible;

                //图片上传
                textBox_fieldDesc.Text = frm.PicDescFieldName;
                textBox_fieldFile.Text = frm.ImageFieldName;
                textBox_desc.Text = frm.PicDesc;
                textBox_uploadUrl.Text = frm.UploadUrl;
                checkBox_upload.Checked = frm.DoUpload;

                //自动保存
                checkBox_autoSave.Checked = frm.AutoSaveToDisk;
                chb_subDir.Checked = frm.AutoSaveSubDir;
                textBox_saveDir.Text = frm.AutoSaveDirectory;
                textBox_fileName1.Text = frm.AutoSaveFileName1;
                comboBox_fileName2.SelectedItem = frm.AutoSaveFileName2;
                comboBox_Extn.SelectedItem = frm.AutoSaveFileName3;


            }
        }
        /// 

        /// 浏览按钮事件处理程序
        /// 
        /// 
        /// 
        private void button_browse_Click(object sender, EventArgs e)
        {
            FolderBrowserDialog fbd = new FolderBrowserDialog();
            fbd.Description = "请选择屏幕截图的保存目录：";
            fbd.ShowNewFolderButton = true;
            fbd.RootFolder = Environment.SpecialFolder.MyComputer;
            fbd.SelectedPath = textBox_saveDir.Text;
            if (fbd.ShowDialog() == System.Windows.Forms.DialogResult.OK)
            {
                textBox_saveDir.Text = fbd.SelectedPath;
            }
        }
        /// 

        /// 更新自动保存文件名称示例
        /// 
        private void UpdateFileNameExmple()
        {
            string AutoSaveFileName2 = string.Empty;
            if (comboBox_fileName2.SelectedItem != null)
            {
                AutoSaveFileName2 = comboBox_fileName2.Text;
            }
            string AutoSaveFileName3 = ".png";
            if (comboBox_Extn.SelectedItem != null)
            {
                AutoSaveFileName3 = comboBox_Extn.Text;
            }

            switch (AutoSaveFileName2)
            {
                case "日期_序号":
                    textBox_exmple.Text = textBox_fileName1.Text + DateTime.Now.ToString("yyyy-MM-dd_") + "0001" + AutoSaveFileName3;
                    break;
                case "序号":
                    textBox_exmple.Text = textBox_fileName1.Text + "0001" + AutoSaveFileName3;
                    break;
                default:
                    textBox_exmple.Text = textBox_fileName1.Text + DateTime.Now.ToString("yyyy-MM-dd_HHmmss") + AutoSaveFileName3;
                    break;
            }
        }

        private void comboBox_fileName2_SelectedIndexChanged(object sender, EventArgs e)
        {
            UpdateFileNameExmple();
        }

        private void comboBox_Extn_SelectedIndexChanged(object sender, EventArgs e)
        {
            UpdateFileNameExmple();
        }

        private void textBox_fileName1_TextChanged(object sender, EventArgs e)
        {
            UpdateFileNameExmple();
        }

        // Boolean flag used to determine when a character other than a number is entered.
        private bool nonNumberEntered = false;

        private void tb_zoomBoxWidth_KeyDown(object sender, KeyEventArgs e)
        {
            // Initialize the flag to false.
            nonNumberEntered = false;

            // Determine whether the keystroke is a number from the top of the keyboard.
            if (e.KeyCode < Keys.D0 || e.KeyCode > Keys.D9)
            {
                // Determine whether the keystroke is a number from the keypad.
                if (e.KeyCode < Keys.NumPad0 || e.KeyCode > Keys.NumPad9)
                {
                    // Determine whether the keystroke is a backspace.
                    if (e.KeyCode != Keys.Back)
                    {
                        // A non-numerical keystroke was pressed.
                        // Set the flag to true and evaluate in KeyPress event.
                        nonNumberEntered = true;
                    }
                }
            }
            //If shift key was pressed, it's not a number.
            if (Control.ModifierKeys == Keys.Shift)
            {
                nonNumberEntered = true;
            }
        }

        private void tb_zoomBoxHeight_KeyDown(object sender, KeyEventArgs e)
        {
            // Initialize the flag to false.
            nonNumberEntered = false;

            // Determine whether the keystroke is a number from the top of the keyboard.
            if (e.KeyCode < Keys.D0 || e.KeyCode > Keys.D9)
            {
                // Determine whether the keystroke is a number from the keypad.
                if (e.KeyCode < Keys.NumPad0 || e.KeyCode > Keys.NumPad9)
                {
                    // Determine whether the keystroke is a backspace.
                    if (e.KeyCode != Keys.Back)
                    {
                        // A non-numerical keystroke was pressed.
                        // Set the flag to true and evaluate in KeyPress event.
                        nonNumberEntered = true;
                    }
                }
            }
            //If shift key was pressed, it's not a number.
            if (Control.ModifierKeys == Keys.Shift)
            {
                nonNumberEntered = true;
            }
        }

        private void tb_zoomBoxWidth_KeyPress(object sender, KeyPressEventArgs e)
        {

            // Check for the flag being set in the KeyDown event.
            if (nonNumberEntered == true)
            {
                // Stop the character from being entered into the control since it is non-numerical.
                e.Handled = true;
            }
        }


        private void tb_zoomBoxHeight_KeyPress(object sender, KeyPressEventArgs e)
        {
            // Check for the flag being set in the KeyDown event.
            if (nonNumberEntered == true)
            {
                // Stop the character from being entered into the control since it is non-numerical.
                e.Handled = true;
            }
        }

        /// 

        /// 放大镜宽度改变事件处理
        /// 
        /// 
        /// 
        private void tb_zoomBoxWidth_TextChanged(object sender, EventArgs e)
        {
            int zoomWidth = Convert.ToInt32(tb_zoomBoxWidth.Text);
            if (zoomWidth < 120) { zoomWidth = 120; }

            tb_zoomBoxHeight.Text = ((int)(zoomWidth * 100 / 120)).ToString();
        }

        /// 

        /// 放大镜高度改变事件处理
        /// 
        /// 
        /// 
        private void tb_zoomBoxHeight_TextChanged(object sender, EventArgs e)
        {
            int zoomHeight = Convert.ToInt32(tb_zoomBoxHeight.Text);
            if (zoomHeight < 100) { zoomHeight = 100; }

            tb_zoomBoxWidth.Text = ((int)(zoomHeight * 120 / 100)).ToString();
        }
    }
}

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