將程式置於右下角的工具列
最近在網路上遇到這個問題,如何將程式置於右下角的工具列。
這個問題可以透過 Windows Form NotifyIcon 控制項來達成。每個 NotifyIcon 控制項都會在狀態區顯示一個圖示。假設想要執行三個背景處理序,每個都需要獨立的顯示圖示,那麼就必須將三個NotifyIcon 控制項加入表單分別設定才行。
簡單說明一下 NotifyIcon 的設計方式:
1. 拖拉 NotifyIcon 控制項到畫面中,並設定BalloonTipText、BalloonTipIcon 和 BalloonTipTitle 來指定汽球提示的文字、圖示和標題。
2. NotifyIcon 加入MouseMove事件,並且加上 ShowBalloonTip 方法來指定要顯示提示的時間,為 NotifyIcon 顯示提示,在此顯示時間設定3秒。
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3. 當應用程式執行後,就會在右下角的出現Icon,當滑鼠移動到Icon時,則顯示相關提示。
4. 這樣基本的動作已經完成,假如想要讓Form最小化時,讓程式常駐於右下角工具列可以在Form_Resize事件中,加入以下程式碼
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5. 使用者在透過滑鼠右鍵雙點Icon時,則將程式還原,只要在 NotifyIcon 加入 DoubleClick 事件,並且加上以下程式碼
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目前大致的程式執行已經完成,最後,實做一個小程式,此程式經過使用者設定後,讓程式常駐於右下角工具列,每隔一段時間在提醒使用者做事情,當點選訊息時,假如使用者有設定網址的話,會呼叫IE把網址顯示出來。
程式碼
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執行畫面(此程式的目的其實是提醒大家要上點部落^^)
附註
假如對此效果有興趣的可以參考
NotifyIcon 與contextMenuStrip的搭配應用
http://ms-net.blogspot.com/2008/04/notifyicon-contextmenustrip.html
參考
http://ms-net.blogspot.com/2008/04/notifyicon-contextmenustrip.html
http://www.codeproject.com/KB/cs/desktop_mail_checker.aspx