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add print capability

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Niko
2019-12-15 09:56:14 +01:00
parent 68288d9d73
commit a3c452eea5
6 changed files with 213 additions and 13 deletions
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47
ElectronNET.API/WebContents.cs
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@@ -107,6 +107,53 @@ namespace ElectronNET.API
BridgeConnector.Socket.Emit("webContentsOpenDevTools", Id, JObject.FromObject(openDevToolsOptions, _jsonSerializer));
}
/// <summary>
/// Get system printers.
/// </summary>
/// <returns>printers</returns>
public Task<PrinterInfo[]> GetPrintersAsync()
{
var taskCompletionSource = new TaskCompletionSource<PrinterInfo[]>();
BridgeConnector.Socket.On("webContents-getPrinters-completed", (printers) =>
{
BridgeConnector.Socket.Off("webContents-getPrinters-completed");
taskCompletionSource.SetResult(((Newtonsoft.Json.Linq.JArray)printers).ToObject<PrinterInfo[]>());
});
BridgeConnector.Socket.Emit("webContents-getPrinters", Id);
return taskCompletionSource.Task;
}
/// <summary>
/// Prints window's web page.
/// </summary>
/// <param name="options"></param>
/// <returns>success</returns>
public Task<bool> PrintAsync(PrintOptions options = null)
{
var taskCompletionSource = new TaskCompletionSource<bool>();
BridgeConnector.Socket.On("webContents-print-completed", (success) =>
{
BridgeConnector.Socket.Off("webContents-print-completed");
taskCompletionSource.SetResult((bool)success);
});
if(options == null)
{
BridgeConnector.Socket.Emit("webContents-print", Id, "");
}
else
{
BridgeConnector.Socket.Emit("webContents-print", Id, JObject.FromObject(options, _jsonSerializer));
}
return taskCompletionSource.Task;
}
/// <summary>
/// Prints window's web page as PDF with Chromium's preview printing custom
/// settings.The landscape will be ignored if @page CSS at-rule is used in the web page.