Added more missing APIs

src/ElectronNET.API/API/Entities/AdjustSelectionOptions.cs

@@ -0,0 +1,18 @@
+namespace ElectronNET.API.Entities
+{
+    /// <summary>
+    /// Options for <see cref="WebContents.AdjustSelection"/>.
+    /// </summary>
+    public class AdjustSelectionOptions
+    {
+        /// <summary>
+        /// Amount to shift the start index of the current selection.
+        /// </summary>
+        public int? Start { get; set; }
+
+        /// <summary>
+        /// Amount to shift the end index of the current selection.
+        /// </summary>
+        public int? End { get; set; }
+    }
+}

src/ElectronNET.API/API/Entities/FindInPageOptions.cs

@@ -0,0 +1,24 @@
+namespace ElectronNET.API.Entities
+{
+    /// <summary>
+    /// Options for <see cref="WebContents.FindInPageAsync"/>.
+    /// </summary>
+    public class FindInPageOptions
+    {
+        /// <summary>
+        /// Whether to search forward or backward, defaults to true.
+        /// </summary>
+        public bool? Forward { get; set; }
+
+        /// <summary>
+        /// Whether to begin a new text finding session with this request. Should be true
+        /// for initial requests, and false for subsequent requests. Defaults to false.
+        /// </summary>
+        public bool? FindNext { get; set; }
+
+        /// <summary>
+        /// Whether search should be case-sensitive, defaults to false.
+        /// </summary>
+        public bool? MatchCase { get; set; }
+    }
+}

src/ElectronNET.API/API/Entities/FoundInPageResult.cs

@@ -0,0 +1,33 @@
+namespace ElectronNET.API.Entities
+{
+    /// <summary>
+    /// The result of a text finding session, reported by the found-in-page event.
+    /// </summary>
+    public class FoundInPageResult
+    {
+        /// <summary>
+        /// The identifier of the request returned by FindInPageAsync.
+        /// </summary>
+        public int RequestId { get; set; }
+
+        /// <summary>
+        /// Position of the active match.
+        /// </summary>
+        public int ActiveMatchOrdinal { get; set; }
+
+        /// <summary>
+        /// Number of matches.
+        /// </summary>
+        public int Matches { get; set; }
+
+        /// <summary>
+        /// Coordinates of the first match region.
+        /// </summary>
+        public Rectangle SelectionArea { get; set; }
+
+        /// <summary>
+        /// Indicates whether more responses are to follow.
+        /// </summary>
+        public bool FinalUpdate { get; set; }
+    }
+}

src/ElectronNET.API/API/Entities/LoadFileOptions.cs

@@ -0,0 +1,25 @@
+using System.Collections.Generic;
+
+namespace ElectronNET.API.Entities
+{
+    /// <summary>
+    /// Options for loading a local file into a web page.
+    /// </summary>
+    public class LoadFileOptions
+    {
+        /// <summary>
+        /// Passed to url.format().
+        /// </summary>
+        public Dictionary<string, string> Query { get; set; }
+
+        /// <summary>
+        /// Passed to url.format().
+        /// </summary>
+        public string Search { get; set; }
+
+        /// <summary>
+        /// Passed to url.format().
+        /// </summary>
+        public string Hash { get; set; }
+    }
+}

src/ElectronNET.API/API/Entities/StopFindInPageAction.cs

@@ -0,0 +1,23 @@
+namespace ElectronNET.API.Entities
+{
+    /// <summary>
+    /// Determines what happens to the selection when a text finding session is stopped.
+    /// </summary>
+    public enum StopFindInPageAction
+    {
+        /// <summary>
+        /// Clear the selection.
+        /// </summary>
+        ClearSelection,
+
+        /// <summary>
+        /// Translate the selection into a normal selection.
+        /// </summary>
+        KeepSelection,
+
+        /// <summary>
+        /// Focus and click the selection node.
+        /// </summary>
+        ActivateSelection
+    }
+}

src/ElectronNET.API/API/WebContents.cs

@@ -122,6 +122,15 @@ public class WebContents : ApiBase
         remove => RemoveEvent(value, Id);
     }
 
+    /// <summary>
+    /// Emitted when a result is available for a <see cref="FindInPageAsync(string, FindInPageOptions)"/> request.
+    /// </summary>
+    public event Action<FoundInPageResult> OnFoundInPage
+    {
+        add => AddEvent(value, Id);
+        remove => RemoveEvent(value, Id);
+    }
+
     internal WebContents(int id)
     {
         Id = id;
@@ -313,6 +322,68 @@ public class WebContents : ApiBase
         return tcs.Task;
     }
 
+    /// <summary>
+    /// Loads the given file in the window. The file path must be a path to an HTML file
+    /// relative to the root of your application.
+    /// </summary>
+    /// <param name="filePath">Path to the HTML file.</param>
+    /// <param name="options">Optional query, search and hash parts of the resulting URL.</param>
+    public Task LoadFileAsync(string filePath, LoadFileOptions options = null)
+    {
+        var tcs = new TaskCompletionSource();
+
+        BridgeConnector.Socket.Once("webContents-loadFile-complete" + Id, () =>
+        {
+            BridgeConnector.Socket.Off("webContents-loadFile-error" + Id);
+            tcs.SetResult();
+        });
+
+        BridgeConnector.Socket.Once<string>("webContents-loadFile-error" + Id, (error) => { tcs.SetException(new InvalidOperationException(error)); });
+
+        BridgeConnector.Socket.Emit("webContents-loadFile", Id, filePath, options);
+
+        return tcs.Task;
+    }
+
+    /// <summary>
+    /// Returns boolean - Whether web page is still loading resources.
+    /// </summary>
+    public Task<bool> IsLoadingAsync() => InvokeAsync<bool>();
+
+    /// <summary>
+    /// Returns boolean - Whether the main frame (and not just iframes or frames within it) is still loading.
+    /// </summary>
+    public Task<bool> IsLoadingMainFrameAsync() => InvokeAsync<bool>();
+
+    /// <summary>
+    /// Returns boolean - Whether the web page is waiting for a first-response from the main resource of the page.
+    /// </summary>
+    public Task<bool> IsWaitingForResponseAsync() => InvokeAsync<bool>();
+
+    /// <summary>
+    /// Reloads the current web page.
+    /// </summary>
+    public void Reload()
+    {
+        BridgeConnector.Socket.Emit("webContents-reload", Id);
+    }
+
+    /// <summary>
+    /// Reloads the current page and ignores cache.
+    /// </summary>
+    public void ReloadIgnoringCache()
+    {
+        BridgeConnector.Socket.Emit("webContents-reloadIgnoringCache", Id);
+    }
+
+    /// <summary>
+    /// Stops any pending navigation.
+    /// </summary>
+    public void Stop()
+    {
+        BridgeConnector.Socket.Emit("webContents-stop", Id);
+    }
+
     /// <summary>
     /// Inserts CSS into the web page.
     /// See: https://www.electronjs.org/docs/api/web-contents#contentsinsertcsscss-options
@@ -325,6 +396,37 @@ public class WebContents : ApiBase
         BridgeConnector.Socket.Emit("webContents-insertCSS", Id, isBrowserWindow, path);
     }
 
+    /// <summary>
+    /// Injects CSS into the current web page and returns a unique key for the inserted
+    /// stylesheet, which can be used with <see cref="RemoveInsertedCSSAsync"/>.
+    /// </summary>
+    /// <param name="css">The style sheet to inject.</param>
+    /// <param name="cssOrigin">Can be either 'user' or 'author'. Defaults to 'author'.</param>
+    /// <returns>The key of the inserted style sheet.</returns>
+    public Task<string> InsertCSSAsync(string css, string cssOrigin = null)
+    {
+        var tcs = new TaskCompletionSource<string>();
+
+        BridgeConnector.Socket.Once<string>("webContents-insertCSSText-completed" + Id, tcs.SetResult);
+        BridgeConnector.Socket.Emit("webContents-insertCSSText", Id, css, cssOrigin);
+
+        return tcs.Task;
+    }
+
+    /// <summary>
+    /// Removes the inserted CSS from the current web page.
+    /// </summary>
+    /// <param name="key">The key returned by <see cref="InsertCSSAsync"/>.</param>
+    public Task RemoveInsertedCSSAsync(string key)
+    {
+        var tcs = new TaskCompletionSource();
+
+        BridgeConnector.Socket.Once("webContents-removeInsertedCSS-completed" + Id, tcs.SetResult);
+        BridgeConnector.Socket.Emit("webContents-removeInsertedCSS", Id, key);
+
+        return tcs.Task;
+    }
+
     /// <summary>
     /// Returns number - The current zoom factor.
     /// </summary>
@@ -408,4 +510,162 @@ public class WebContents : ApiBase
     {
         BridgeConnector.Socket.Emit("webContents-setUserAgent", Id, userAgent);
     }
+
+    /// <summary>
+    /// Executes the editing command undo in web page.
+    /// </summary>
+    public void Undo()
+    {
+        BridgeConnector.Socket.Emit("webContents-undo", Id);
+    }
+
+    /// <summary>
+    /// Executes the editing command redo in web page.
+    /// </summary>
+    public void Redo()
+    {
+        BridgeConnector.Socket.Emit("webContents-redo", Id);
+    }
+
+    /// <summary>
+    /// Executes the editing command cut in web page.
+    /// </summary>
+    public void Cut()
+    {
+        BridgeConnector.Socket.Emit("webContents-cut", Id);
+    }
+
+    /// <summary>
+    /// Executes the editing command copy in web page.
+    /// </summary>
+    public void Copy()
+    {
+        BridgeConnector.Socket.Emit("webContents-copy", Id);
+    }
+
+    /// <summary>
+    /// Copies the image at the given position to the clipboard.
+    /// </summary>
+    /// <param name="x"></param>
+    /// <param name="y"></param>
+    public void CopyImageAt(int x, int y)
+    {
+        BridgeConnector.Socket.Emit("webContents-copyImageAt", Id, x, y);
+    }
+
+    /// <summary>
+    /// Executes the editing command paste in web page.
+    /// </summary>
+    public void Paste()
+    {
+        BridgeConnector.Socket.Emit("webContents-paste", Id);
+    }
+
+    /// <summary>
+    /// Executes the editing command pasteAndMatchStyle in web page.
+    /// </summary>
+    public void PasteAndMatchStyle()
+    {
+        BridgeConnector.Socket.Emit("webContents-pasteAndMatchStyle", Id);
+    }
+
+    /// <summary>
+    /// Executes the editing command delete in web page.
+    /// </summary>
+    public void Delete()
+    {
+        BridgeConnector.Socket.Emit("webContents-delete", Id);
+    }
+
+    /// <summary>
+    /// Executes the editing command selectAll in web page.
+    /// </summary>
+    public void SelectAll()
+    {
+        BridgeConnector.Socket.Emit("webContents-selectAll", Id);
+    }
+
+    /// <summary>
+    /// Executes the editing command unselect in web page.
+    /// </summary>
+    public void Unselect()
+    {
+        BridgeConnector.Socket.Emit("webContents-unselect", Id);
+    }
+
+    /// <summary>
+    /// Adjusts the current text selection starting and ending points by the given amounts.
+    /// A negative amount moves the selection towards the beginning of the document.
+    /// </summary>
+    /// <param name="options"></param>
+    public void AdjustSelection(AdjustSelectionOptions options)
+    {
+        BridgeConnector.Socket.Emit("webContents-adjustSelection", Id, options);
+    }
+
+    /// <summary>
+    /// Scrolls to the current text selection.
+    /// </summary>
+    public void CenterSelection()
+    {
+        BridgeConnector.Socket.Emit("webContents-centerSelection", Id);
+    }
+
+    /// <summary>
+    /// Inserts text to the focused element.
+    /// </summary>
+    /// <param name="text">The text to be inserted.</param>
+    public Task InsertTextAsync(string text)
+    {
+        var tcs = new TaskCompletionSource();
+
+        BridgeConnector.Socket.Once("webContents-insertText-completed" + Id, tcs.SetResult);
+        BridgeConnector.Socket.Emit("webContents-insertText", Id, text);
+
+        return tcs.Task;
+    }
+
+    /// <summary>
+    /// Executes the editing command replace in web page.
+    /// </summary>
+    /// <param name="text"></param>
+    public void Replace(string text)
+    {
+        BridgeConnector.Socket.Emit("webContents-replace", Id, text);
+    }
+
+    /// <summary>
+    /// Executes the editing command replaceMisspelling in web page.
+    /// </summary>
+    /// <param name="text"></param>
+    public void ReplaceMisspelling(string text)
+    {
+        BridgeConnector.Socket.Emit("webContents-replaceMisspelling", Id, text);
+    }
+
+    /// <summary>
+    /// Starts a request to find all matches for the text in the web page.
+    /// The result of the request can be obtained by subscribing to the <see cref="OnFoundInPage"/> event.
+    /// </summary>
+    /// <param name="text">Content to be searched, must not be empty.</param>
+    /// <param name="options"></param>
+    /// <returns>The request id used for the request.</returns>
+    public Task<int> FindInPageAsync(string text, FindInPageOptions options = null)
+    {
+        var tcs = new TaskCompletionSource<int>();
+
+        BridgeConnector.Socket.Once<int>("webContents-findInPage-completed" + Id, tcs.SetResult);
+        BridgeConnector.Socket.Emit("webContents-findInPage", Id, text, options);
+
+        return tcs.Task;
+    }
+
+    /// <summary>
+    /// Stops any findInPage request for the web contents with the provided action.
+    /// </summary>
+    /// <param name="action"></param>
+    public void StopFindInPage(StopFindInPageAction action)
+    {
+        BridgeConnector.Socket.Emit("webContents-stopFindInPage", Id, action);
+    }
 }