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)-Tutoriel C#.Net-php.cn

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;

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

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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();
        }

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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

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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";

    }

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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
    }

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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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