protected override void WndProc(ref Message m)
{
base.WndProc(ref m);
if (m.Msg == PInvoke.WM_COPYDATA)
{
PInvoke.COPYDATASTRUCT cps = (PInvoke.COPYDATASTRUCT)Marshal.PtrToStructure(m.LParam, typeof(PInvoke.COPYDATASTRUCT));
byte[] buffer = new byte[cps.cbData];
Marshal.Copy(cps.lpData, buffer, 0, cps.cbData);
var data = Encoding.UTF8.GetString(buffer, 0, buffer[buffer.Length - 1] == 0 ? buffer.Length - 1 : buffer.Length);
var root = JObject.Parse(data);
if (root.Value <string>("type") == "created-window")
{
if (long.TryParse(root.Value <string>("window-id"), out var hwnd))
{
this.chatterinoHandle = new IntPtr(hwnd);
this.updateChatterinoDpi();
Task.Run(async() =>
{
await Task.Delay(100);
this.BeginInvoke((MethodInvoker) delegate { this.resizeControls(); });
});
}
}
}
}
private void setChatterinoChannel(string twitchChannelName)
{
// Currently only support twitch channels.
dynamic payload = new Dictionary <string, string>
{
{ "type", "set-channel" },
{ "provider", "twitch" },
{ "channel-name", twitchChannelName },
};
var bytes = Encoding.UTF8.GetBytes(JsonConvert.SerializeObject(payload));
var payloadPtr = Marshal.AllocHGlobal(bytes.Length);
Marshal.Copy(bytes, 0, payloadPtr, bytes.Length);
var data = new PInvoke.COPYDATASTRUCT
{
lpData = payloadPtr,
cbData = bytes.Length,
};
var dataPtr = Marshal.AllocHGlobal(Marshal.SizeOf(data));
Marshal.StructureToPtr(data, dataPtr, false);
PInvoke.SendMessage(this.chatterinoHandle, PInvoke.WM_COPYDATA, 0, dataPtr);
Marshal.FreeHGlobal(payloadPtr);
Marshal.FreeHGlobal(dataPtr);
}