From 4e78fd4c3ecc3c35959525a072d9ad23563e436b Mon Sep 17 00:00:00 2001 From: Programmist73 Date: Sun, 30 Apr 2023 15:41:31 +0400 Subject: [PATCH] =?UTF-8?q?=D0=9F=D0=B0=D0=B3=D0=B8=D0=BD=D0=B0=D1=86?= =?UTF-8?q?=D0=B8=D1=8F=20=D0=B4=D0=BB=D1=8F=20=D0=B4=D0=B5=D0=BA=D1=81?= =?UTF-8?q?=D1=82=D0=BE=D0=BF=D0=B0.?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- .../BlacksmithWorkshop/FormMails.Designer.cs | 136 +++++++++++------- .../BlacksmithWorkshop/FormMails.cs | 108 +++++++++----- 2 files changed, 153 insertions(+), 91 deletions(-) diff --git a/BlacksmithWorkshop/BlacksmithWorkshop/FormMails.Designer.cs b/BlacksmithWorkshop/BlacksmithWorkshop/FormMails.Designer.cs index 1b0abda..222453c 100644 --- a/BlacksmithWorkshop/BlacksmithWorkshop/FormMails.Designer.cs +++ b/BlacksmithWorkshop/BlacksmithWorkshop/FormMails.Designer.cs @@ -1,63 +1,89 @@ namespace BlacksmithWorkshop { - partial class FormMails - { - /// - /// Required designer variable. - /// - private System.ComponentModel.IContainer components = null; + partial class FormMails + { + /// + /// Required designer variable. + /// + private System.ComponentModel.IContainer components = null; - /// - /// Clean up any resources being used. - /// - /// true if managed resources should be disposed; otherwise, false. - protected override void Dispose(bool disposing) - { - if (disposing && (components != null)) - { - components.Dispose(); - } - base.Dispose(disposing); - } + /// + /// Clean up any resources being used. + /// + /// true if managed resources should be disposed; otherwise, false. + protected override void Dispose(bool disposing) + { + if (disposing && (components != null)) + { + components.Dispose(); + } + base.Dispose(disposing); + } - #region Windows Form Designer generated code + #region Windows Form Designer generated code - /// - /// Required method for Designer support - do not modify - /// the contents of this method with the code editor. - /// - private void InitializeComponent() - { - dataGridView = new DataGridView(); - ((System.ComponentModel.ISupportInitialize)dataGridView).BeginInit(); - SuspendLayout(); - // - // dataGridView - // - dataGridView.ColumnHeadersHeightSizeMode = DataGridViewColumnHeadersHeightSizeMode.AutoSize; - dataGridView.Dock = DockStyle.Fill; - dataGridView.Location = new Point(0, 0); - dataGridView.Name = "dataGridView"; - dataGridView.RowHeadersWidth = 51; - dataGridView.RowTemplate.Height = 29; - dataGridView.Size = new Size(800, 450); - dataGridView.TabIndex = 0; - // - // FormMails - // - AutoScaleDimensions = new SizeF(8F, 20F); - AutoScaleMode = AutoScaleMode.Font; - ClientSize = new Size(800, 450); - Controls.Add(dataGridView); - Name = "FormMails"; - Text = "Письма"; - Load += FormMails_Load; - ((System.ComponentModel.ISupportInitialize)dataGridView).EndInit(); - ResumeLayout(false); - } + /// + /// Required method for Designer support - do not modify + /// the contents of this method with the code editor. + /// + private void InitializeComponent() + { + dataGridView = new DataGridView(); + buttonForward = new Button(); + buttonBack = new Button(); + ((System.ComponentModel.ISupportInitialize)dataGridView).BeginInit(); + SuspendLayout(); + // + // dataGridView + // + dataGridView.ColumnHeadersHeightSizeMode = DataGridViewColumnHeadersHeightSizeMode.AutoSize; + dataGridView.Dock = DockStyle.Top; + dataGridView.Location = new Point(0, 0); + dataGridView.Name = "dataGridView"; + dataGridView.RowHeadersWidth = 51; + dataGridView.RowTemplate.Height = 29; + dataGridView.Size = new Size(800, 393); + dataGridView.TabIndex = 0; + // + // buttonForward + // + buttonForward.Location = new Point(156, 409); + buttonForward.Name = "buttonForward"; + buttonForward.Size = new Size(175, 29); + buttonForward.TabIndex = 1; + buttonForward.Text = "Вперёд"; + buttonForward.UseVisualStyleBackColor = true; + buttonForward.Click += ButtonForward_Click; + // + // buttonBack + // + buttonBack.Location = new Point(466, 409); + buttonBack.Name = "buttonBack"; + buttonBack.Size = new Size(173, 29); + buttonBack.TabIndex = 2; + buttonBack.Text = "Назад"; + buttonBack.UseVisualStyleBackColor = true; + buttonBack.Click += ButtonBack_Click; + // + // FormMails + // + AutoScaleDimensions = new SizeF(8F, 20F); + AutoScaleMode = AutoScaleMode.Font; + ClientSize = new Size(800, 450); + Controls.Add(buttonBack); + Controls.Add(buttonForward); + Controls.Add(dataGridView); + Name = "FormMails"; + Text = "Письма"; + Load += FormMails_Load; + ((System.ComponentModel.ISupportInitialize)dataGridView).EndInit(); + ResumeLayout(false); + } - #endregion + #endregion - private DataGridView dataGridView; - } + private DataGridView dataGridView; + private Button buttonForward; + private Button buttonBack; + } } \ No newline at end of file diff --git a/BlacksmithWorkshop/BlacksmithWorkshop/FormMails.cs b/BlacksmithWorkshop/BlacksmithWorkshop/FormMails.cs index 56ae275..5032b9f 100644 --- a/BlacksmithWorkshop/BlacksmithWorkshop/FormMails.cs +++ b/BlacksmithWorkshop/BlacksmithWorkshop/FormMails.cs @@ -13,48 +13,84 @@ using System.Windows.Forms; namespace BlacksmithWorkshop { - public partial class FormMails : Form - { - private readonly ILogger _logger; + public partial class FormMails : Form + { + private readonly ILogger _logger; - private readonly IMessageInfoLogic _messageLogic; + private readonly IMessageInfoLogic _messageLogic; - public FormMails(ILogger logger, IMessageInfoLogic messageLogic) - { - InitializeComponent(); + private int numberPaginationPage; - _logger = logger; - _messageLogic = messageLogic; - } + private int paginationSize; - private void FormMails_Load(object sender, EventArgs e) - { - LoadData(); - } + public FormMails(ILogger logger, IMessageInfoLogic messageLogic) + { + InitializeComponent(); - private void LoadData() - { - _logger.LogInformation("Загрузка писем"); + _logger = logger; + _messageLogic = messageLogic; - try - { - var list = _messageLogic.ReadList(null); + paginationSize = 10; + } - if (list != null) - { - dataGridView.DataSource = list; - dataGridView.Columns["MessageId"].Visible = false; - dataGridView.Columns["ClientId"].Visible = false; - dataGridView.Columns["Body"].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill; - } + private void FormMails_Load(object sender, EventArgs e) + { + numberPaginationPage = 1; - _logger.LogInformation("Успешная загрузка писем"); - } - catch (Exception ex) - { - _logger.LogError(ex, "Ошибка загрузки писем"); - MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error); - } - } - } + LoadData(); + } + + private void LoadData() + { + _logger.LogInformation("Загрузка писем"); + + try + { + var list = _messageLogic.ReadList(null); + + //проверка на то, чтобы не стали выводить несуществующие элементы списка + if ((numberPaginationPage - 1) * 10 + paginationSize > list.Count) + { + paginationSize = list.Count - (numberPaginationPage - 1) * 10; + } + + //получение писем, согласно номеру страницы пагинации + var paginationList = list.GetRange((numberPaginationPage - 1) * 10, paginationSize); + + if (list != null) + { + dataGridView.DataSource = paginationList; + dataGridView.Columns["MessageId"].Visible = false; + dataGridView.Columns["ClientId"].Visible = false; + dataGridView.Columns["Body"].AutoSizeMode = DataGridViewAutoSizeColumnMode.Fill; + } + + _logger.LogInformation("Успешная загрузка писем"); + + paginationSize = 10; + } + catch (Exception ex) + { + _logger.LogError(ex, "Ошибка загрузки писем"); + MessageBox.Show(ex.Message, "Ошибка", MessageBoxButtons.OK, MessageBoxIcon.Error); + } + } + + private void ButtonForward_Click(object sender, EventArgs e) + { + numberPaginationPage += 1; + + LoadData(); + } + + private void ButtonBack_Click(object sender, EventArgs e) + { + if(numberPaginationPage > 1) + { + numberPaginationPage -= 1; + } + + LoadData(); + } + } }