本文實例為大家分享了wpf progressbar實現實時進度的具體代碼，供大家參考，具體內容如下
簡單測試，頁面如圖：
利用上班的一點點空閑時間，做了個wpf progressbar的例子，覺得有潛力可挖，故放上來供大家參考，有寫的更好的請留言哦，方便交流學習，謝謝
這個xaml:
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<page x:class="wpfbrowserappdrill.progressbarpage" xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" xmlns:d="http://schemas.microsoft.com/expression/blend/2008" mc:ignorable="d"title="progressbarpage" loaded="page_loaded"> <grid> <button margin="10" click="button_click" verticalalignment="top" height="23" width="100">進度條控制</button> <textblock name="txtjd" verticalalignment="top" horizontalalignment="center" margin="50">當前進度：</textblock> <progressbar height="20" horizontalalignment="center" margin="8,167,0,0"name="pb_import" verticalalignment="top" width="500" /> </grid></page> |
后臺代碼：
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using system;using system.collections.generic;using system.linq;using system.text;using system.windows;using system.windows.controls;using system.windows.data;using system.windows.documents;using system.windows.input;using system.windows.media;using system.windows.media.imaging;using system.windows.navigation;using system.windows.shapes;using system.threading;namespace wpfbrowserappdrill{ /// <summary> /// progressbarpage.xaml 的交互邏輯 /// </summary> public partial class progressbarpage : page { public progressbarpage() { initializecomponent(); } private void beginimport() { double value = 0; double total = 100d;//得到循環(huán)次數 while (value < total) { double jd = math.round(((value + 1) * (pb_import.maximum / total)), 4); pb_import.dispatcher.invoke(new action<system.windows.dependencyproperty, object>(pb_import.setvalue), system.windows.threading.dispatcherpriority.background, progressbar.valueproperty, jd); //這里是加數據或費時的操作，我這里讓它掛起300毫秒 thread.sleep(300); txtjd.text = "當前的進度是:" + (value + 1) + "(實際值)" + jd + "(百分比)"; value++; } } private void button_click(object sender, routedeventargs e) { beginimport(); ////new thread(new threadstart(beginimport)).start(); } private void page_loaded(object sender, routedeventargs e) { pb_import.maximum = 100; pb_import.value = 0; } }} |
以上就是本文的全部內容，希望對大家的學習有所幫助，也希望大家多多支持服務器之家。
原文鏈接：https://blog.csdn.net/qiulei_21/article/details/9130271
