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Code Issues 668 Packages Projects Releases 20 Wiki Activity

Simplify repeated code with OnResult method, fix race condition with multiple calls to On/Off for the same event

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This commit is contained in:
rafael-aero
2021-08-18 10:24:12 +02:00
parent 8063f49e4b
commit cbe0637e84
6 changed files with 231 additions and 550 deletions
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73
ElectronNET.API/WebContents.cs
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@@ -113,18 +113,7 @@ namespace ElectronNET.API
/// <returns>printers</returns>
public Task<PrinterInfo[]> GetPrintersAsync()
{
var taskCompletionSource = new TaskCompletionSource<PrinterInfo[]>(TaskCreationOptions.RunContinuationsAsynchronously);
BridgeConnector.On<PrinterInfo[]>("webContents-getPrinters-completed", (printers) =>
{
BridgeConnector.Off("webContents-getPrinters-completed");
taskCompletionSource.SetResult(printers);
});
BridgeConnector.Emit("webContents-getPrinters", Id);
return taskCompletionSource.Task;
return BridgeConnector.OnResult<PrinterInfo[]>("webContents-getPrinters", "webContents-getPrinters-completed", Id);
}
/// <summary>
@@ -134,24 +123,7 @@ namespace ElectronNET.API
/// <returns>success</returns>
public Task<bool> PrintAsync(PrintOptions options = null)
{
var taskCompletionSource = new TaskCompletionSource<bool>(TaskCreationOptions.RunContinuationsAsynchronously);
BridgeConnector.On<bool>("webContents-print-completed", (success) =>
{
BridgeConnector.Off("webContents-print-completed");
taskCompletionSource.SetResult(success);
});
if(options == null)
{
BridgeConnector.Emit("webContents-print", Id, "");
}
else
{
BridgeConnector.Emit("webContents-print", Id, JObject.FromObject(options, _jsonSerializer));
}
return taskCompletionSource.Task;
return BridgeConnector.OnResult<bool>("webContents-print", "webContents-print-completed", Id, options is null ? (object)"" : JObject.FromObject(options, _jsonSerializer));
}
/// <summary>
@@ -165,24 +137,7 @@ namespace ElectronNET.API
/// <returns>success</returns>
public Task<bool> PrintToPDFAsync(string path, PrintToPDFOptions options = null)
{
var taskCompletionSource = new TaskCompletionSource<bool>(TaskCreationOptions.RunContinuationsAsynchronously);
BridgeConnector.On<bool>("webContents-printToPDF-completed", (success) =>
{
BridgeConnector.Off("webContents-printToPDF-completed");
taskCompletionSource.SetResult(success);
});
if(options == null)
{
BridgeConnector.Emit("webContents-printToPDF", Id, "", path);
}
else
{
BridgeConnector.Emit("webContents-printToPDF", Id, JObject.FromObject(options, _jsonSerializer), path);
}
return taskCompletionSource.Task;
return BridgeConnector.OnResult<bool>("webContents-printToPDF", "webContents-printToPDF-completed", Id, options is null ? (object)"" : JObject.FromObject(options, _jsonSerializer), path);
}
/// <summary>
@@ -192,18 +147,7 @@ namespace ElectronNET.API
/// <returns>URL of the loaded page</returns>
public Task<string> GetUrl()
{
var taskCompletionSource = new TaskCompletionSource<string>(TaskCreationOptions.RunContinuationsAsynchronously);
var eventString = "webContents-getUrl" + Id;
BridgeConnector.On<string>(eventString, (url) =>
{
BridgeConnector.Off(eventString);
taskCompletionSource.SetResult(url);
});
BridgeConnector.Emit("webContents-getUrl", Id);
return taskCompletionSource.Task;
return BridgeConnector.OnResult<string>("webContents-getUrl", "webContents-getUrl" + Id, Id);
}
/// <summary>
@@ -237,19 +181,20 @@ namespace ElectronNET.API
/// <param name="url"></param>
/// <param name="options"></param>
public Task LoadURLAsync(string url, LoadURLOptions options)
{
var taskCompletionSource = new TaskCompletionSource<object>(TaskCreationOptions.RunContinuationsAsynchronously);
{
var taskCompletionSource = new TaskCompletionSource(TaskCreationOptions.RunContinuationsAsynchronously);
BridgeConnector.On("webContents-loadURL-complete" + Id, () =>
{
BridgeConnector.Off("webContents-loadURL-complete" + Id);
BridgeConnector.Off("webContents-loadURL-error" + Id);
taskCompletionSource.SetResult(null);
taskCompletionSource.SetResult();
});
BridgeConnector.On<string>("webContents-loadURL-error" + Id, (error) =>
{
BridgeConnector.Off("webContents-loadURL-error" + Id);
BridgeConnector.Off("webContents-loadURL-complete" + Id);
taskCompletionSource.SetException(new InvalidOperationException(error.ToString()));
});
@@ -270,7 +215,7 @@ namespace ElectronNET.API
BridgeConnector.Emit("webContents-insertCSS", Id, isBrowserWindow, path);
}
private JsonSerializer _jsonSerializer = new JsonSerializer()
private static readonly JsonSerializer _jsonSerializer = new JsonSerializer()
{
ContractResolver = new CamelCasePropertyNamesContractResolver(),
NullValueHandling = NullValueHandling.Ignore,