统一归档20260319

2026-03-19 19:39:01 +08:00
parent 4e148364a9
commit 3ea0af246b
187 changed files with 5041 additions and 75005 deletions
@@ -0,0 +1,58 @@
+using System;
+using System.Collections.Generic;
+using System.ComponentModel;
+using System.Data;
+using System.Drawing;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+using System.Windows.Forms;
+
+namespace _15_5
+{
+    public partial class Form1 : Form
+    {
+        public Form1()
+        {
+            InitializeComponent();
+        }
+
+        private void buttonOpen_Click(object sender, EventArgs e)
+        {
+            OpenFileDialog ofd = new OpenFileDialog();
+            ofd.Filter = "文本文件(RTF)|*.rtf";
+            ofd.FilterIndex = 2;
+            ofd.RestoreDirectory = true;
+            if (ofd.ShowDialog() == DialogResult.OK)
+                richTextBox1.LoadFile(ofd.FileName);
+        }
+
+        private void buttonSave_Click(object sender, EventArgs e)
+        {
+            SaveFileDialog sfd = new SaveFileDialog();
+            sfd.Filter = "文本文件(RTF)|*.rtf";
+            sfd.FilterIndex = 2;
+            sfd.RestoreDirectory = true;
+            if (sfd.ShowDialog() == DialogResult.OK)
+                richTextBox1.SaveFile(sfd.FileName);
+        }
+
+        private void buttonFonts_Click(object sender, EventArgs e)
+        {
+            FontDialog fontDialog = new FontDialog();
+            fontDialog.ShowDialog();
+            fontDialog.Font = richTextBox1.SelectionFont;
+            fontDialog.Color = richTextBox1.SelectionColor;
+            if (fontDialog.ShowDialog() == DialogResult.OK)
+            { 
+                richTextBox1.SelectionFont = fontDialog.Font; 
+                richTextBox1.SelectionColor = fontDialog.Color;
+            }
+        }
+
+        private void buttonExit_Click(object sender, EventArgs e)
+        {
+            this.Close();
+        }
+    }
+}