public CefDisplayHandler()
{
cef_display_handler_t *self = this.NativeInstance;
#if NET_LESS_5_0
self->on_address_change = (void *)Marshal.GetFunctionPointerForDelegate(fnOnAddressChange);
self->on_title_change = (void *)Marshal.GetFunctionPointerForDelegate(fnOnTitleChange);
self->on_favicon_urlchange = (void *)Marshal.GetFunctionPointerForDelegate(fnOnFaviconUrlChange);
self->on_fullscreen_mode_change = (void *)Marshal.GetFunctionPointerForDelegate(fnOnFullscreenModeChange);
self->on_tooltip = (void *)Marshal.GetFunctionPointerForDelegate(fnOnTooltip);
self->on_status_message = (void *)Marshal.GetFunctionPointerForDelegate(fnOnStatusMessage);
self->on_console_message = (void *)Marshal.GetFunctionPointerForDelegate(fnOnConsoleMessage);
self->on_auto_resize = (void *)Marshal.GetFunctionPointerForDelegate(fnOnAutoResize);
self->on_loading_progress_change = (void *)Marshal.GetFunctionPointerForDelegate(fnOnLoadingProgressChange);
self->on_cursor_change = (void *)Marshal.GetFunctionPointerForDelegate(fnOnCursorChange);
#else
self->on_address_change = (delegate * unmanaged[Stdcall] < cef_display_handler_t *, cef_browser_t *, cef_frame_t *, cef_string_t *, void >) & OnAddressChangeImpl;
self->on_title_change = (delegate * unmanaged[Stdcall] < cef_display_handler_t *, cef_browser_t *, cef_string_t *, void >) & OnTitleChangeImpl;
self->on_favicon_urlchange = (delegate * unmanaged[Stdcall] < cef_display_handler_t *, cef_browser_t *, cef_string_list_t, void >) & OnFaviconUrlChangeImpl;
self->on_fullscreen_mode_change = (delegate * unmanaged[Stdcall] < cef_display_handler_t *, cef_browser_t *, int, void >) & OnFullscreenModeChangeImpl;
self->on_tooltip = (delegate * unmanaged[Stdcall] < cef_display_handler_t *, cef_browser_t *, cef_string_t *, int >) & OnTooltipImpl;
self->on_status_message = (delegate * unmanaged[Stdcall] < cef_display_handler_t *, cef_browser_t *, cef_string_t *, void >) & OnStatusMessageImpl;
self->on_console_message = (delegate * unmanaged[Stdcall] < cef_display_handler_t *, cef_browser_t *, CefLogSeverity, cef_string_t *, cef_string_t *, int, int >) & OnConsoleMessageImpl;
self->on_auto_resize = (delegate * unmanaged[Stdcall] < cef_display_handler_t *, cef_browser_t *, cef_size_t *, int >) & OnAutoResizeImpl;
self->on_loading_progress_change = (delegate * unmanaged[Stdcall] < cef_display_handler_t *, cef_browser_t *, double, void >) & OnLoadingProgressChangeImpl;
self->on_cursor_change = (delegate * unmanaged[Stdcall] < cef_display_handler_t *, cef_browser_t *, IntPtr, CefCursorType, cef_cursor_info_t *, int >) & OnCursorChangeImpl;
#endif
}
private void CheckSelf(cef_display_handler_t *self)
{
if (_self != self)
{
throw ExceptionBuilder.InvalidSelfReference();
}
}
/// <summary>
/// Called when the page icon changes.
/// </summary>
// protected abstract void OnFaviconURLChange(cef_browser_t* browser, cef_string_list* icon_urls);
private void on_fullscreen_mode_change(cef_display_handler_t *self, cef_browser_t *browser, int fullscreen)
{
CheckSelf(self);
var mBrowser = CefBrowser.FromNative(browser);
OnFullscreenModeChange(mBrowser, fullscreen != 0);
}
protected CefDisplayHandler()
{
_self = cef_display_handler_t.Alloc();
_ds0 = new cef_display_handler_t.add_ref_delegate(add_ref);
_self->_base._add_ref = Marshal.GetFunctionPointerForDelegate(_ds0);
_ds1 = new cef_display_handler_t.release_delegate(release);
_self->_base._release = Marshal.GetFunctionPointerForDelegate(_ds1);
_ds2 = new cef_display_handler_t.has_one_ref_delegate(has_one_ref);
_self->_base._has_one_ref = Marshal.GetFunctionPointerForDelegate(_ds2);
_ds3 = new cef_display_handler_t.has_at_least_one_ref_delegate(has_at_least_one_ref);
_self->_base._has_at_least_one_ref = Marshal.GetFunctionPointerForDelegate(_ds3);
_ds4 = new cef_display_handler_t.on_address_change_delegate(on_address_change);
_self->_on_address_change = Marshal.GetFunctionPointerForDelegate(_ds4);
_ds5 = new cef_display_handler_t.on_title_change_delegate(on_title_change);
_self->_on_title_change = Marshal.GetFunctionPointerForDelegate(_ds5);
_ds6 = new cef_display_handler_t.on_favicon_urlchange_delegate(on_favicon_urlchange);
_self->_on_favicon_urlchange = Marshal.GetFunctionPointerForDelegate(_ds6);
_ds7 = new cef_display_handler_t.on_fullscreen_mode_change_delegate(on_fullscreen_mode_change);
_self->_on_fullscreen_mode_change = Marshal.GetFunctionPointerForDelegate(_ds7);
_ds8 = new cef_display_handler_t.on_tooltip_delegate(on_tooltip);
_self->_on_tooltip = Marshal.GetFunctionPointerForDelegate(_ds8);
_ds9 = new cef_display_handler_t.on_status_message_delegate(on_status_message);
_self->_on_status_message = Marshal.GetFunctionPointerForDelegate(_ds9);
_dsa = new cef_display_handler_t.on_console_message_delegate(on_console_message);
_self->_on_console_message = Marshal.GetFunctionPointerForDelegate(_dsa);
_dsb = new cef_display_handler_t.on_auto_resize_delegate(on_auto_resize);
_self->_on_auto_resize = Marshal.GetFunctionPointerForDelegate(_dsb);
_dsc = new cef_display_handler_t.on_loading_progress_change_delegate(on_loading_progress_change);
_self->_on_loading_progress_change = Marshal.GetFunctionPointerForDelegate(_dsc);
}
private void on_loading_state_change(cef_display_handler_t *self, cef_browser_t *browser, int isLoading, int canGoBack, int canGoForward)
{
CheckSelf(self);
var mBrowser = CefBrowser.FromNative(browser);
OnLoadingStateChange(mBrowser, isLoading != 0, canGoBack != 0, canGoForward != 0);
}
protected virtual void Dispose(bool disposing)
{
if (_self != null)
{
cef_display_handler_t.Free(_self);
_self = null;
}
}
private void on_loading_progress_change(cef_display_handler_t *self, cef_browser_t *browser, double progress)
{
CheckSelf(self);
var mBrowser = CefBrowser.FromNative(browser);
OnLoadingProgressChange(mBrowser, progress);
}
protected virtual void Dispose(bool disposing)
{
if (_self != null)
{
cef_display_handler_t.Free(_self);
_self = null;
}
}
/// <summary>
/// Called when the navigation state has changed.
/// </summary>
private void on_nav_state_change(cef_display_handler_t *self, cef_browser_t *browser, int canGoBack, int canGoForward)
{
ThrowIfObjectDisposed();
var m_browser = CefBrowser.From(browser);
this.OnNavStateChange(m_browser, canGoBack != 0, canGoForward != 0);
}
/// <summary>
/// Called when the Favicon URL for a page changes.
/// </summary>
private void on_favicon_urlchange(cef_display_handler_t *self, cef_browser_t *browser, cef_string_list *icon_urls)
{
ThrowIfObjectDisposed();
var m_browser = CefBrowser.From(browser);
var m_icon_urls = CefStringList.From(icon_urls);
this.OnFaviconChange(m_browser, m_icon_urls);
}
/// <summary>
/// Called when the page title changes.
/// </summary>
private void on_title_change(cef_display_handler_t *self, cef_browser_t *browser, /*const*/ cef_string_t *title)
{
ThrowIfObjectDisposed();
var m_browser = CefBrowser.From(browser);
var m_title = cef_string_t.ToString(title);
this.OnTitleChange(m_browser, m_title);
}
/// <summary>
/// Called when the size of the content area has changed.
/// </summary>
private void on_contents_size_change(cef_display_handler_t *self, cef_browser_t *browser, cef_frame_t *frame, int width, int height)
{
ThrowIfObjectDisposed();
var mBrowser = CefBrowser.From(browser);
var mFrame = CefFrame.From(frame);
this.OnContentsSizeChange(mBrowser, mFrame, width, height);
}
private void on_status_message(cef_display_handler_t *self, cef_browser_t *browser, cef_string_t *value)
{
CheckSelf(self);
var mBrowser = CefBrowser.FromNative(browser);
var mValue = cef_string_t.ToString(value);
OnStatusMessage(mBrowser, mValue);
}
private void on_title_change(cef_display_handler_t *self, cef_browser_t *browser, cef_string_t *title)
{
CheckSelf(self);
var mBrowser = CefBrowser.FromNative(browser);
var mTitle = cef_string_t.ToString(title);
OnTitleChange(mBrowser, mTitle);
}
private void on_favicon_urlchange(cef_display_handler_t *self, cef_browser_t *browser, cef_string_list *icon_urls)
{
CheckSelf(self);
var mBrowser = CefBrowser.FromNative(browser);
var mIconUrls = cef_string_list.ToArray(icon_urls);
OnFaviconUrlChange(mBrowser, mIconUrls);
}
private int on_tooltip(cef_display_handler_t *self, cef_browser_t *browser, cef_string_t *text)
{
CheckSelf(self);
var mBrowser = CefBrowser.FromNative(browser);
var mText = cef_string_t.ToString(text);
return(OnTooltip(mBrowser, mText) ? 1 : 0);
}
/// <summary>
/// Called when a frame's address has changed.
/// </summary>
private void on_address_change(cef_display_handler_t *self, cef_browser_t *browser, cef_frame_t *frame, /*const*/ cef_string_t *url)
{
ThrowIfObjectDisposed();
var m_browser = CefBrowser.From(browser);
var m_frame = CefFrame.From(frame);
var m_url = cef_string_t.ToString(url);
this.OnAddressChange(m_browser, m_frame, m_url);
}
private int on_console_message(cef_display_handler_t *self, cef_browser_t *browser, cef_string_t *message, cef_string_t *source, int line)
{
CheckSelf(self);
var mBrowser = CefBrowser.FromNative(browser);
var mMessage = cef_string_t.ToString(message);
var mSource = cef_string_t.ToString(source);
return(OnConsoleMessage(mBrowser, mMessage, mSource, line) ? 1 : 0);
}
private void on_address_change(cef_display_handler_t *self, cef_browser_t *browser, cef_frame_t *frame, cef_string_t *url)
{
CheckSelf(self);
var mBrowser = CefBrowser.FromNative(browser);
var mFrame = CefFrame.FromNative(frame);
var mUrl = cef_string_t.ToString(url);
OnAddressChange(mBrowser, mFrame, mUrl);
}
// void (*)(_cef_display_handler_t* self, _cef_browser_t* browser, int fullscreen)*
private static unsafe void OnFullscreenModeChangeImpl(cef_display_handler_t *self, cef_browser_t *browser, int fullscreen)
{
var instance = GetInstance((IntPtr)self) as CefDisplayHandler;
if (instance == null || ((ICefDisplayHandlerPrivate)instance).AvoidOnFullscreenModeChange())
{
ReleaseIfNonNull((cef_base_ref_counted_t *)browser);
return;
}
instance.OnFullscreenModeChange(CefBrowser.Wrap(CefBrowser.Create, browser), fullscreen != 0);
}
private void add_ref(cef_display_handler_t *self)
{
lock (SyncRoot)
{
var result = ++_refct;
if (result == 1)
{
lock (_roots) { _roots.Add((IntPtr)_self, this); }
}
}
}
// void (*)(_cef_display_handler_t* self, _cef_browser_t* browser, cef_string_list_t icon_urls)*
private static unsafe void OnFaviconUrlChangeImpl(cef_display_handler_t *self, cef_browser_t *browser, cef_string_list_t icon_urls)
{
var instance = GetInstance((IntPtr)self) as CefDisplayHandler;
if (instance == null || ((ICefDisplayHandlerPrivate)instance).AvoidOnFaviconUrlChange())
{
ReleaseIfNonNull((cef_base_ref_counted_t *)browser);
return;
}
instance.OnFaviconUrlChange(CefBrowser.Wrap(CefBrowser.Create, browser), CefStringList.Wrap(icon_urls));
}
/// <summary>
/// Called to display a console message.
/// Return true to stop the message from being output to the console.
/// </summary>
private int on_console_message(cef_display_handler_t *self, cef_browser_t *browser, /*const*/ cef_string_t *message, /*const*/ cef_string_t *source, int line)
{
ThrowIfObjectDisposed();
var m_browser = CefBrowser.From(browser);
var m_message = cef_string_t.ToString(message);
var m_source = cef_string_t.ToString(source);
var handled = this.OnConsoleMessage(m_browser, m_message, m_source, line);
return(handled ? 1 : 0);
}
private int release(cef_display_handler_t *self)
{
lock (SyncRoot)
{
var result = --_refct;
if (result == 0)
{
lock (_roots) { _roots.Remove((IntPtr)_self); }
}
return(result);
}
}
// void (*)(_cef_display_handler_t* self, _cef_browser_t* browser, _cef_frame_t* frame, const cef_string_t* url)*
private static unsafe void OnAddressChangeImpl(cef_display_handler_t *self, cef_browser_t *browser, cef_frame_t *frame, cef_string_t *url)
{
var instance = GetInstance((IntPtr)self) as CefDisplayHandler;
if (instance == null || ((ICefDisplayHandlerPrivate)instance).AvoidOnAddressChange())
{
ReleaseIfNonNull((cef_base_ref_counted_t *)browser);
ReleaseIfNonNull((cef_base_ref_counted_t *)frame);
return;
}
instance.OnAddressChange(CefBrowser.Wrap(CefBrowser.Create, browser), CefFrame.Wrap(CefFrame.Create, frame), CefString.Read(url));
}
public CefDisplayHandler()
{
cef_display_handler_t *self = this.NativeInstance;
self->on_address_change = (void *)Marshal.GetFunctionPointerForDelegate(fnOnAddressChange);
self->on_title_change = (void *)Marshal.GetFunctionPointerForDelegate(fnOnTitleChange);
self->on_favicon_urlchange = (void *)Marshal.GetFunctionPointerForDelegate(fnOnFaviconUrlChange);
self->on_fullscreen_mode_change = (void *)Marshal.GetFunctionPointerForDelegate(fnOnFullscreenModeChange);
self->on_tooltip = (void *)Marshal.GetFunctionPointerForDelegate(fnOnTooltip);
self->on_status_message = (void *)Marshal.GetFunctionPointerForDelegate(fnOnStatusMessage);
self->on_console_message = (void *)Marshal.GetFunctionPointerForDelegate(fnOnConsoleMessage);
self->on_auto_resize = (void *)Marshal.GetFunctionPointerForDelegate(fnOnAutoResize);
self->on_loading_progress_change = (void *)Marshal.GetFunctionPointerForDelegate(fnOnLoadingProgressChange);
}
/// <summary>
/// Called when the browser receives a status message.
/// |text| contains the text that will be displayed in the status message and |type| indicates the status message type.
/// </summary>
private void on_status_message(cef_display_handler_t *self, cef_browser_t *browser, /*const*/ cef_string_t *value, cef_handler_statustype_t type)
{
ThrowIfObjectDisposed();
// TODO: we can do not expose this event if same message arrived -> no needed creating proxy, but if we do not create proxy we must call releaseref
// also this optimization can be done if we store state per-browser, not per-handler
// or we can do it per-handler
var m_browser = CefBrowser.From(browser);
var m_value = cef_string_t.ToString(value);
var m_type = (CefHandlerStatusType)type;
this.OnStatusMessage(m_browser, m_value, m_type);
}
private int on_cursor_change(cef_display_handler_t *self, cef_browser_t *browser, IntPtr cursor, CefCursorType type, cef_cursor_info_t *custom_cursor_info)
{
CheckSelf(self);
var m_browser = CefBrowser.FromNative(browser);
var m_cefCursorInfo = type == CefCursorType.Custom ? new CefCursorInfo(custom_cursor_info) : null;
var m_result = OnCursorChange(m_browser, cursor, type, m_cefCursorInfo);
if (m_cefCursorInfo != null)
{
m_cefCursorInfo.Dispose();
}
return(m_result ? 1 : 0);
}
private int on_auto_resize(cef_display_handler_t *self, cef_browser_t *browser, cef_size_t *new_size)
{
CheckSelf(self);
var mBrowser = CefBrowser.FromNative(browser);
var mNewSize = new CefSize(new_size->width, new_size->height);
if (OnAutoResize(mBrowser, ref mNewSize))
{
new_size->width = mNewSize.Width;
new_size->height = mNewSize.Height;
return(1);
}
return(0);
}
/// <summary>
/// Called when the browser is about to display a tooltip. |text|
/// contains the text that will be displayed in the tooltip. To handle
/// the display of the tooltip yourself return true. Otherwise, you can
/// optionally modify |text| and then return false to allow the browser
/// to display the tooltip.
/// </summary>
private int on_tooltip(cef_display_handler_t *self, cef_browser_t *browser, cef_string_t *text)
{
ThrowIfObjectDisposed();
var m_browser = CefBrowser.From(browser);
var m_text = cef_string_t.ToString(text);
var o_text = m_text;
var handled = this.OnTooltip(m_browser, ref m_text);
if (!handled && (object)m_text != (object)o_text)
{
cef_string_t.Copy(m_text, text);
}
return(handled ? 1 : 0);
}
protected CefDisplayHandler()
{
_self = cef_display_handler_t.Alloc();
_ds0 = new cef_display_handler_t.add_ref_delegate(add_ref);
_self->_base._add_ref = Marshal.GetFunctionPointerForDelegate(_ds0);
_ds1 = new cef_display_handler_t.release_delegate(release);
_self->_base._release = Marshal.GetFunctionPointerForDelegate(_ds1);
_ds2 = new cef_display_handler_t.get_refct_delegate(get_refct);
_self->_base._get_refct = Marshal.GetFunctionPointerForDelegate(_ds2);
_ds3 = new cef_display_handler_t.on_address_change_delegate(on_address_change);
_self->_on_address_change = Marshal.GetFunctionPointerForDelegate(_ds3);
_ds4 = new cef_display_handler_t.on_title_change_delegate(on_title_change);
_self->_on_title_change = Marshal.GetFunctionPointerForDelegate(_ds4);
_ds5 = new cef_display_handler_t.on_tooltip_delegate(on_tooltip);
_self->_on_tooltip = Marshal.GetFunctionPointerForDelegate(_ds5);
_ds6 = new cef_display_handler_t.on_status_message_delegate(on_status_message);
_self->_on_status_message = Marshal.GetFunctionPointerForDelegate(_ds6);
_ds7 = new cef_display_handler_t.on_console_message_delegate(on_console_message);
_self->_on_console_message = Marshal.GetFunctionPointerForDelegate(_ds7);
}
protected CefDisplayHandler()
{
_self = cef_display_handler_t.Alloc();
_ds0 = new cef_display_handler_t.add_ref_delegate(add_ref);
_self->_base._add_ref = Marshal.GetFunctionPointerForDelegate(_ds0);
_ds1 = new cef_display_handler_t.release_delegate(release);
_self->_base._release = Marshal.GetFunctionPointerForDelegate(_ds1);
_ds2 = new cef_display_handler_t.get_refct_delegate(get_refct);
_self->_base._get_refct = Marshal.GetFunctionPointerForDelegate(_ds2);
_ds3 = new cef_display_handler_t.on_address_change_delegate(on_address_change);
_self->_on_address_change = Marshal.GetFunctionPointerForDelegate(_ds3);
_ds4 = new cef_display_handler_t.on_title_change_delegate(on_title_change);
_self->_on_title_change = Marshal.GetFunctionPointerForDelegate(_ds4);
_ds5 = new cef_display_handler_t.on_tooltip_delegate(on_tooltip);
_self->_on_tooltip = Marshal.GetFunctionPointerForDelegate(_ds5);
_ds6 = new cef_display_handler_t.on_status_message_delegate(on_status_message);
_self->_on_status_message = Marshal.GetFunctionPointerForDelegate(_ds6);
_ds7 = new cef_display_handler_t.on_console_message_delegate(on_console_message);
_self->_on_console_message = Marshal.GetFunctionPointerForDelegate(_ds7);
}