private void on_popup_size(cef_render_handler_t *self, cef_browser_t *browser, cef_rect_t *rect)
{
CheckSelf(self);
var m_browser = CefBrowser.FromNative(browser);
var m_rect = new CefRectangle(rect->x, rect->y, rect->width, rect->height);
OnPopupSize(m_browser, m_rect);
}
private void on_find_result(cef_find_handler_t *self, cef_browser_t *browser, int identifier, int count, cef_rect_t *selectionRect, int activeMatchOrdinal, int finalUpdate)
{
CheckSelf(self);
var mBrowser = CefBrowser.FromNative(browser);
var mSelectionRect = new CefRectangle(selectionRect->x, selectionRect->y, selectionRect->width, selectionRect->height);
OnFindResult(mBrowser, identifier, count, mSelectionRect, activeMatchOrdinal, finalUpdate != 0);
}
private unsafe CefDraggableRegion(cef_draggable_region_t *ptr)
{
_bounds = new CefRectangle(
ptr->bounds.x,
ptr->bounds.y,
ptr->bounds.width,
ptr->bounds.height
);
_draggable = ptr->draggable != 0;
}
public void SetAsChild(IntPtr parentHandle, CefRectangle rect)
{
ThrowIfDisposed();
Style = WindowStyle.WS_CHILD
| WindowStyle.WS_CLIPCHILDREN
| WindowStyle.WS_CLIPSIBLINGS
| WindowStyle.WS_TABSTOP
| WindowStyle.WS_VISIBLE;
ParentHandle = parentHandle;
X = rect.X;
Y = rect.Y;
Width = rect.Width;
Height = rect.Height;
}
/// <summary>
/// Set the printer printable area in device units.
/// Some platforms already provide flipped area. Set |landscape_needs_flip|
/// to false on those platforms to avoid double flipping.
/// </summary>
public void SetPrinterPrintableArea(CefSize physicalSizeDeviceUnits, CefRectangle printableAreaDeviceUnits, bool landscapeNeedsFlip)
{
var n_physicalSizeDeviceUnits = new cef_size_t(
physicalSizeDeviceUnits.Width,
physicalSizeDeviceUnits.Height
);
var n_printableAreaDeviceUnits = new cef_rect_t(
printableAreaDeviceUnits.X,
printableAreaDeviceUnits.Y,
printableAreaDeviceUnits.Width,
printableAreaDeviceUnits.Height
);
cef_print_settings_t.set_printer_printable_area(
_self,
&n_physicalSizeDeviceUnits,
&n_printableAreaDeviceUnits,
landscapeNeedsFlip ? 1 : 0
);
}
private int get_view_rect(cef_render_handler_t *self, cef_browser_t *browser, cef_rect_t *rect)
{
CheckSelf(self);
var m_browser = CefBrowser.FromNative(browser);
var m_rect = new CefRectangle();
var result = GetViewRect(m_browser, ref m_rect);
if (result)
{
rect->x = m_rect.X;
rect->y = m_rect.Y;
rect->width = m_rect.Width;
rect->height = m_rect.Height;
return(1);
}
else
{
return(0);
}
}
private void on_paint(cef_render_handler_t *self, cef_browser_t *browser, CefPaintElementType type, UIntPtr dirtyRectsCount, cef_rect_t *dirtyRects, void *buffer, int width, int height)
{
CheckSelf(self);
var m_browser = CefBrowser.FromNative(browser);
// TODO: reuse arrays?
var m_dirtyRects = new CefRectangle[(int)dirtyRectsCount];
var count = (int)dirtyRectsCount;
var rect = dirtyRects;
for (var i = 0; i < count; i++)
{
m_dirtyRects[i].X = rect->x;
m_dirtyRects[i].Y = rect->y;
m_dirtyRects[i].Width = rect->width;
m_dirtyRects[i].Height = rect->height;
rect++;
}
OnPaint(m_browser, type, m_dirtyRects, (IntPtr)buffer, width, height);
}
/// <summary>
/// Called to retrieve the view rectangle which is relative to screen
/// coordinates. Return true if the rectangle was provided.
/// </summary>
protected virtual bool GetViewRect(CefBrowser browser, ref CefRectangle rect)
{
// TODO: return CefRectangle? (Nullable<CefRectangle>) instead of returning bool?
return(false);
}
/// <summary> /// Called when the browser wants to move or resize the popup widget. |rect| /// contains the new location and size in view coordinates. /// </summary> protected abstract void OnPopupSize(CefBrowser browser, CefRectangle rect);
/// <summary> /// Called to report find results returned by CefBrowserHost::Find(). /// |identifer| is the identifier passed to Find(), |count| is the number of /// matches currently identified, |selectionRect| is the location of where the /// match was found (in window coordinates), |activeMatchOrdinal| is the /// current position in the search results, and |finalUpdate| is true if this /// is the last find notification. /// </summary> protected abstract void OnFindResult(CefBrowser browser, int identifier, int count, CefRectangle selectionRect, int activeMatchOrdinal, bool finalUpdate);
