nim_duilib/ui_components/cef_control/control/cef_control.cpp

#include "stdafx.h"
#include "cef_control.h"
#include "cef_control/util/util.h"

namespace nim_comp {

void CefControl::OnPaint(CefRefPtr<CefBrowser> browser, CefRenderHandler::PaintElementType type, const CefRenderHandler::RectList& dirtyRects, const std::string* buffer, int width, int height)
{
	if (NULL == buffer)
		return;

	if (type == PET_VIEW)
	{
		if (dc_cef_.GetWidth() != width || dc_cef_.GetHeight() != height)
			dc_cef_.Init(m_pWindow->GetPaintDC(), width, height);

		LPBYTE pDst = (LPBYTE)dc_cef_.GetBits();
		if (pDst)
			memcpy(pDst, (char*)buffer->c_str(), height * width * 4);
	}
	else if (type == PET_POPUP && dc_cef_.IsValid() && rect_popup_.width > 0 && rect_popup_.height > 0)
	{
		// <20><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>popup<75><70><EFBFBD>ڵ<EFBFBD>λͼ
		if (dc_cef_popup_.GetWidth() != width || dc_cef_popup_.GetHeight() != height)
			dc_cef_popup_.Init(m_pWindow->GetPaintDC(), width, height);

		LPBYTE pDst = (LPBYTE)dc_cef_popup_.GetBits();
		if (pDst)
			memcpy(pDst, (char*)buffer->c_str(), width * height * 4);
	}

	this->Invalidate();
}

void CefControl::OnPopupShow(CefRefPtr<CefBrowser> browser, bool show)
{
	if (!show)
	{
		// <20><>popup<75><70><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʱ<EFBFBD><CAB1>ˢ<EFBFBD><CBA2>popup<75><70><EFBFBD><EFBFBD>
		CefRect rect_dirty = rect_popup_;
		rect_popup_.Set(0, 0, 0, 0);
		browser->GetHost()->Invalidate(PET_VIEW);
	}
}

void CefControl::OnPopupSize(CefRefPtr<CefBrowser> browser, const CefRect& rect)
{
	if (rect.width <= 0 || rect.height <= 0)
		return;

	rect_popup_ = rect;
}

}