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-- 作者:hb8888 -- 发布时间:2020/6/23 11:57:00 -- 请教 大师:请问为何下面的api获取不到图标 Public Declare Function ExtractIcon Lib "shell32.dll" Alias "ExtractIconA" (ByVal hInst As Long, ByVal lpszExeFileName As String, ByVal nIconIndex As Long) As Long |
-- 作者:有点蓝 -- 发布时间:2020/6/23 14:31:00 -- 我测试也获取不了,至于为什么我也不懂,换种用法 全局 Public Declare Function ExtractIconEx Lib "shell32.dll" Alias "ExtractIconEx" (lpszFile As String , niconIndex As Integer, phiconLarge() As Long,phiconSmall() As Long, nIcons As Integer) As Integer 调用,按钮click Dim appPath = "C:\\Program Files (x86)\\Tencent\\TIM\\Bin\\QQScLauncher.exe" Dim IconCount As Integer = ExtractIconEx(appPath , -1, Nothing, Nothing, 0) Output.Show(IconCount ) Dim largeIcons(IconCount) As Long Dim smallIcons(IconCount) As Long ExtractIconEx(appPath, 0, largeIcons,smallIcons, IconCount) Dim icon = system.drawing.Icon.FromHandle(largeIcons(0)) e.Sender.Image = icon .Tobitmap |
-- 作者:hb8888 -- 发布时间:2020/6/23 19:50:00 -- 谢谢!如果我要通过api函数发送WM_SETICON消息,改变某一窗口的图标,怎么搞? |
-- 作者:有点蓝 -- 发布时间:2020/6/23 20:03:00 -- 没用过。这种请自行百度学习 |