cyf
51 lines
2.5 KiB
C#
51 lines
2.5 KiB
C#
namespace Cef3
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{
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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.Runtime.InteropServices;
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using Cef3.Interop;
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/// <summary>
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/// Implement this interface to handle dialog events. The methods of this class
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/// will be called on the browser process UI thread.
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/// </summary>
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public abstract unsafe partial class CefDialogHandler
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{
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private int on_file_dialog(cef_dialog_handler_t* self, cef_browser_t* browser, CefFileDialogMode mode, cef_string_t* title, cef_string_t* default_file_path, cef_string_list* accept_filters, int selected_accept_filter, cef_file_dialog_callback_t* callback)
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{
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CheckSelf(self);
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var mBrowser = CefBrowser.FromNative(browser);
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var mTitle = cef_string_t.ToString(title);
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var mDefaultFilePath = cef_string_t.ToString(default_file_path);
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var mAcceptFilters = cef_string_list.ToArray(accept_filters);
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var mCallback = CefFileDialogCallback.FromNative(callback);
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var result = OnFileDialog(mBrowser, mode, mTitle, mDefaultFilePath, mAcceptFilters, selected_accept_filter, mCallback);
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return result ? 1 : 0;
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}
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/// <summary>
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/// Called to run a file chooser dialog. |mode| represents the type of dialog
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/// to display. |title| to the title to be used for the dialog and may be empty
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/// to show the default title ("Open" or "Save" depending on the mode).
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/// |default_file_path| is the path with optional directory and/or file name
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/// component that should be initially selected in the dialog. |accept_filters|
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/// are used to restrict the selectable file types and may any combination of
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/// (a) valid lower-cased MIME types (e.g. "text/*" or "image/*"),
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/// (b) individual file extensions (e.g. ".txt" or ".png"), or (c) combined
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/// description and file extension delimited using "|" and ";" (e.g.
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/// "Image Types|.png;.gif;.jpg"). |selected_accept_filter| is the 0-based
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/// index of the filter that should be selected by default. To display a custom
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/// dialog return true and execute |callback| either inline or at a later time.
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/// To display the default dialog return false.
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/// </summary>
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protected virtual bool OnFileDialog(CefBrowser browser, CefFileDialogMode mode, string title, string defaultFilePath, string[] acceptFilters, int selectedAcceptFilter, CefFileDialogCallback callback)
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{
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return false;
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}
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}
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}
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