lizhengru2011-CSDN博客

原创 WPF自定义DataGrid XAML代码

<DataGrid x:Name="DataGrid_DSXX" Margin="8,6,8,2" Background="#00000000" RowBackground="#00001F3E" Foreground="Gainsboro" AlternatingRowBackground="#00000000" CanUserAddRows="False&amp

2018-05-12 01:48:53 1379

原创 WPF中文字颜色字体设置

颜色： XAML中，<Label Content="国庆节" Background="Aqua" Foreground="Blue"/> textBox2.Foreground = new SolidColorBrush(Colors.DarkGreen); textBox2.Foreground = System...

2018-05-12 01:48:41 41581

原创 WPF执行指定程序

using System.Diagnostics; private void Button1_Click(object sender, RoutedEventArgs e) { //Process.Start("cmd.exe"); Process.Start(@"C:\Users\lizhengru\source...

2018-05-12 01:48:30 742

原创 WPF判断数据库是否连接成功

private void Button_Connection_Click(object sender, RoutedEventArgs e) { string connectionString = @"User Id="+ YHM.Text +";Password="+ MM.Password +";Data Source=(DESCRIPT...

2018-05-12 01:48:19 1257

原创 WPF鼠标移动改变按钮大小

private void Button_WeChat_MouseMove(object sender, MouseEventArgs e) { Button_WeChat.Height = 21; Button_WeChat.Width = 23; Button_WeChat.Margin = ...

2018-05-12 01:48:06 1614 1

原创 WPF获取程序名称和程序版本号

TextBlock_Name.Text = "【" + System.Reflection.Assembly.GetExecutingAssembly().GetName().Name.ToString() + "】"; TextBlock_Version.Text = " 程序版本：" + System.Reflection.Assembly.G...

2018-05-11 01:40:12 5160

原创 WPF点击按钮直接显示数据库指定图片

private void Button1_Click(object sender, RoutedEventArgs e) { string connectionString = "User Id=TS;Password=1222;Data Source=(DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST=LOC...

2018-05-11 01:39:41 955

原创 WPF点击按钮选择本地图片上传到数据库并显示在Image控件里

using System.IO;using Microsoft.Win32;using Oracle.DataAccess.Client; private void Button_Upload_Click(object sender, RoutedEventArgs e) { Stream ms; byte[]...

2018-05-11 01:39:03 3221

原创 WPF弹出窗体首次出现位置设置

private void Button_WeChat_Click(object sender, RoutedEventArgs e) { WeChatWindow wechat = new WeChatWindow(); WindowStartupLocation = WindowStartupLocation.Man...

2018-05-11 01:37:12 5750 1

原创 WPF窗体最大最小化事件

private void Button_Min_Click(object sender, RoutedEventArgs e) { WindowState = WindowState.Minimized; //ShowInTaskbar默认为true，即最小化后，程序图标是否出现在任务栏里 /...

2018-05-11 01:36:46 9347

原创 WPF窗体退出提示框

private void Window_Closing(object sender, System.ComponentModel.CancelEventArgs e) { MessageBoxResult result = MessageBox.Show("确定退出程序？", "提示", MessageBoxButton.YesNo, Mes...

2018-05-11 01:36:16 4039

原创 WPF 播放系统提示声音

using System.Runtime.InteropServices; //发出不同类型的声音的参数如下： //Ok = 0x00000000, //Error = 0x00000010, //Question = 0x00000020, //Warning = 0x00000030, ...

2018-05-11 01:35:28 1784

原创 WPF ListBox获取选中的值

private void DG1_SelectionChanged(object sender, SelectionChangedEventArgs e) { ListBoxItem item = new ListBoxItem { Content = (DG1.SelectedItem...

2018-05-11 01:34:49 3527

原创 WPF Button背景显示数据库图片

private void DataGrid1_SelectionChanged(object sender, SelectionChangedEventArgs e) { BitmapImage bm1 = new BitmapImage(); bm1.BeginInit(); bm1.Stre...

2018-05-11 01:34:14 370

原创 WPF点击按钮直接读取数据库数据

string queryString = @"SELECT COUNT(*) AS 总条数 FROM FDCQ_DYGX WHERE YWH = '" + TextBox_YWH.Text + "' AND QLBSM = '" + TextBox_QLBSM.Text + "'"; try { ...

2018-05-11 01:26:18 2169

原创 WPF 点击按钮响应循环事件

前端代码：<Window x:Class="按钮循环事件.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:d="ht...

2018-03-05 15:50:06 908

原创 WPF Slider滑块的值绑定

<Window x:Class="WPF滑块的使用.MainWindow" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:d="http:...

2018-03-05 15:41:09 8465

原创 WPF ComboBox绑定Oracle数据库指定字段的值

public string connectionString = @"User Id=admin;Password=admin;Data Source=(DESCRIPTION=(ADDRESS=(PROTOCOL=TCP)(HOST= LOCALHOST)(PORT=1521))(CONNECT_DATA=(SID=orcl)));"; private void...

2018-03-05 15:14:29 516 1

原创 WPF 选择本地图片加载到Image控件

using Microsoft.Win32; private void Button_Select_Click(object sender, RoutedEventArgs e) { OpenFileDialog openfiledialog = new OpenFileDialog { ...

2018-03-05 15:06:17 12622 3

原创 WPF 点击DataGrid显示Oracle数据库里的文字或图片到指定控件

private void DataGrid1_SelectionChanged(object sender, SelectionChangedEventArgs e) { //TextBox1显示数据库里文本字段 TextBox1.Text = (DataGrid1.SelectedItem as DataRowVie...

2018-03-05 13:51:54 576

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