private void bgw_Completed(object sender, RunWorkerCompletedEventArgs e)
{
if (e.Cancelled)
{
// Tidy up and exit
SetupCommonEventHandler.TidyUpAndExit(Path.Combine(Path.GetPathRoot(Environment.SystemDirectory), "AutoGoogleMeet"));
}
// Update UI
lblCurrentOperation.Text = "完成";
pgBar.Value = pgBar.Maximum;
btnNext.Enabled = true;
}
// Custom event handler for cancel button
private void ButtonCancel_OnClick(object sender, EventArgs e)
{
var result = MessageBox.Show(
"設定尚未完成，如你現在離開，程式將不會對你的電腦進行變更。你是否確定要離開？",
"Auto Google Meet 設定精靈",
MessageBoxButtons.YesNo,
MessageBoxIcon.Warning);
if (result == DialogResult.Yes)
{
SetupCommonEventHandler.TidyUpAndExit(Path.Combine(Path.GetPathRoot(Environment.SystemDirectory),
"AutoGoogleMeet"));
}
}
private void bgw_DoWork(object sender, DoWorkEventArgs e)
{
var copyUtil = e.Argument as SetupFileCopier;
var installDir = Path.Combine(
Path.GetPathRoot(Environment.SystemDirectory),
"AutoGoogleMeet");
// code for debug, uncomment to test cancel function
Thread.Sleep(500);
if (!Directory.Exists(installDir))
{
copyUtil.CreateDir(installDir);
}
else
{
// Warning of deletion
var dResults = MessageBox.Show(
"一個Auto Google Meet已經在本機上完成設定，繼續進行會刪除原有的設定。如果你要更新到新版，請使用內置的更新工具。\n" +
"你是否要繼續？", Text, MessageBoxButtons.YesNo, MessageBoxIcon.Warning);
if (dResults == DialogResult.Yes)
{
// Delete all existing files
var attempt = 0;
while (attempt < 5) // Try for at most 5 times
{
if (e.Cancel) // Canceled
{
Application.Exit(); // Leave without tidying up
}
attempt += 1;
try {
copyUtil.UpdateUIManually("正在嘗試刪除舊版...");
Directory.Delete(installDir, true);
} catch {
// If delete failed, kill the running process then delete again
try {
foreach (var proc in Process.GetProcessesByName("AutoGoogleMeet"))
{
copyUtil.UpdateUIManually("失敗，正在嘗試停止舊版，然後重試...");
if (proc.Id == Process.GetCurrentProcess().Id)
{
continue;
}
proc.Kill(); // kill running process
break;
}
} catch {
// ignored
}
// fails for 5 times, end installation and exit
if (attempt == 5)
{
MessageBox.Show("無法刪除舊版的Auto Google Meet，設定精靈將會結束。",
"Auto Google Meet 設定精靈",
MessageBoxButtons.OK, MessageBoxIcon.Error);
// The application will not be able to clean up under this circumstance
// Exit automatically
Application.Exit();
}
continue;
}
break;
}
copyUtil.CreateDir(installDir);
}
else
{
// Exit if the user cancel
SetupCommonEventHandler.TidyUpAndExit(installDir);
}
}
copyUtil.CopyAll(Application.StartupPath, installDir,
new Random().Next(0, 5) * 200);
// Register to launch with Windows & Configure WebBrowser control
try {
var key = Registry.CurrentUser.OpenSubKey(@"SOFTWARE\Microsoft\Windows\CurrentVersion\Run", true);
key?.SetValue("AutoGoogleMeet", Path.Combine(installDir, "AutoGoogleMeet.exe"));
key?.Close();
// the below code allows WebBrowser to render like a IE 11
var IEkey = Registry.LocalMachine.OpenSubKey(
@"SOFTWARE\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION", true);
IEkey?.SetValue(Path.GetFileName(Application.ExecutablePath), 11001, RegistryValueKind.DWord);
IEkey?.Close();
}
catch {
// ignored
}
}