我有一個WPF畫布,我希望每x毫秒顯示不同的顏色Rectangles(存儲在多維數組中)。 Random rnd = new Random();
foreach (var i in Enumerable.Repeat(1, 100))
{
_rectGrid[rnd.Next(0, 30), rnd.Next(0, 30)].Fill = new SolidColorBrush(C
我如何從一個事件處理程序在一個調用位置返回一個值? 我想要做的就是這樣的事情 "" int a = timer.Elapsed += new ElapsedEventHandler((sender, e) =>
on_time_event(sender, e, draw, shoul_l)); ""
timer_start = true;
我正在開發用於Windows Phone的應用程序。我的問題是如何在2秒後觸發事件? Private Sub btn1_Click(sender As Object, e As RoutedEventArgs) Handles btn1.Click
Dim input As String = txtinput.Text
Dim last As Char = input(inpu
在這裏,我初始化時間變量爲0,並使用StopWatch數毫秒,DispatcherTimer更新UI Imports System.Threading
Imports Windows.UI.Xaml
Dim dt As DispatcherTimer = New DispatcherTimer
Dim dd As Integer = 0
Dim mm As Integer = 0
Di