From 3ed395fab81c99bb84a1391731910796fa70353c Mon Sep 17 00:00:00 2001
From: Maxim Slipenko <maxim@slipenko.com>
Date: Mon, 16 May 2022 15:54:54 +0300
Subject: [PATCH] =?UTF-8?q?=D0=B4=D0=B5=D0=BB=D0=B0=D0=B5=D1=82=20=D0=BC?=
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- переименовывает label1 в resultCountLabel
- добавляет очистку предыдущего результата перед вызовом алгоритма
---
 MainForm.Designer.cs | 24 ++++++++++++------------
 MainForm.cs          |  7 ++++++-
 2 files changed, 18 insertions(+), 13 deletions(-)

diff --git a/MainForm.Designer.cs b/MainForm.Designer.cs
index 866012e..8ce0ef9 100644
--- a/MainForm.Designer.cs
+++ b/MainForm.Designer.cs
@@ -31,7 +31,7 @@
             this.uniqueListBox = new System.Windows.Forms.ListBox();
             this.sourceRichTextBox = new System.Windows.Forms.RichTextBox();
             this.executeButton = new System.Windows.Forms.Button();
-            this.label1 = new System.Windows.Forms.Label();
+            this.resultCountLabel = new System.Windows.Forms.Label();
             this.resultStatusStrip = new System.Windows.Forms.StatusStrip();
             this.toolStripStatusLabel = new System.Windows.Forms.ToolStripStatusLabel();
             this.menuStrip1 = new System.Windows.Forms.MenuStrip();
@@ -81,17 +81,17 @@
             this.executeButton.UseVisualStyleBackColor = true;
             this.executeButton.Click += new System.EventHandler(this.executeButton_Click);
             // 
-            // label1
+            // resultCountLabel
             // 
-            this.label1.Anchor = ((System.Windows.Forms.AnchorStyles)(((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left) 
+            this.resultCountLabel.Anchor = ((System.Windows.Forms.AnchorStyles)(((System.Windows.Forms.AnchorStyles.Bottom | System.Windows.Forms.AnchorStyles.Left) 
             | System.Windows.Forms.AnchorStyles.Right)));
-            this.label1.AutoSize = true;
-            this.label1.Font = new System.Drawing.Font("Microsoft Sans Serif", 14.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(204)));
-            this.label1.Location = new System.Drawing.Point(12, 323);
-            this.label1.Name = "label1";
-            this.label1.Size = new System.Drawing.Size(303, 24);
-            this.label1.TabIndex = 3;
-            this.label1.Text = "Количество e-mail-ов в тексте: 3";
+            this.resultCountLabel.AutoSize = true;
+            this.resultCountLabel.Font = new System.Drawing.Font("Microsoft Sans Serif", 14.25F, System.Drawing.FontStyle.Regular, System.Drawing.GraphicsUnit.Point, ((byte)(204)));
+            this.resultCountLabel.Location = new System.Drawing.Point(12, 323);
+            this.resultCountLabel.Name = "resultCountLabel";
+            this.resultCountLabel.Size = new System.Drawing.Size(303, 24);
+            this.resultCountLabel.TabIndex = 3;
+            this.resultCountLabel.Text = "Количество e-mail-ов в тексте: 3";
             // 
             // resultStatusStrip
             // 
@@ -140,7 +140,7 @@
             this.Controls.Add(this.executeButton);
             this.Controls.Add(this.resultStatusStrip);
             this.Controls.Add(this.menuStrip1);
-            this.Controls.Add(this.label1);
+            this.Controls.Add(this.resultCountLabel);
             this.Controls.Add(this.sourceRichTextBox);
             this.MainMenuStrip = this.menuStrip1;
             this.MinimumSize = new System.Drawing.Size(642, 438);
@@ -160,7 +160,7 @@
         private System.Windows.Forms.ListBox uniqueListBox;
         private System.Windows.Forms.RichTextBox sourceRichTextBox;
         private System.Windows.Forms.Button executeButton;
-        private System.Windows.Forms.Label label1;
+        private System.Windows.Forms.Label resultCountLabel;
         private System.Windows.Forms.StatusStrip resultStatusStrip;
         private System.Windows.Forms.MenuStrip menuStrip1;
         private System.Windows.Forms.ToolStripMenuItem fileToolStripMenuItem;
diff --git a/MainForm.cs b/MainForm.cs
index 0397f71..c66334d 100644
--- a/MainForm.cs
+++ b/MainForm.cs
@@ -19,6 +19,11 @@ namespace AwesomeEmailExtractor
 
         private void executeButton_Click(object sender, EventArgs e)
         {
+            // Чистим предыдущий результат
+            toolStripStatusLabel.Text = "";
+            resultCountLabel.Text = "";
+            uniqueListBox.DataSource = null;
+
             // Объявляем список уникальных e-mail-ов
             List<string> uniqueEmails = new List<string>();
 
@@ -30,7 +35,7 @@ namespace AwesomeEmailExtractor
 
             // Выводим результат
             toolStripStatusLabel.Text = "Успех!";
-            label1.Text = $"Количество e-mail-ов в тексте: {count}";
+            resultCountLabel.Text = $"Количество e-mail-ов в тексте: {count}";
             uniqueListBox.DataSource = uniqueEmails;
         }
     }