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https://bitbucket.org/chromiumembedded/cef
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Set eol-style property on all files. Future commits will use the subversion auto-props configuration at http://src.chromium.org/viewvc/chrome/trunk/tools/buildbot/slave/config
git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@109 5089003a-bbd8-11dd-ad1f-f1f9622dbc98
This commit is contained in:
Marshall Greenblatt
@ -1,478 +1,478 @@
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// Copyright (c) 2008-2009 The Chromium Embedded Framework Authors.
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// Portions copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "cef_context.h"
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#include "browser_impl.h"
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#include "printing/units.h"
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#include "base/utf_string_conversions.h"
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#include "base/win_util.h"
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#include "skia/ext/vector_canvas.h"
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#include "third_party/WebKit/WebKit/chromium/public/WebFrame.h"
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#include "third_party/WebKit/WebKit/chromium/public/WebRect.h"
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#include "third_party/WebKit/WebKit/chromium/public/WebSize.h"
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#include "third_party/WebKit/WebKit/chromium/public/WebView.h"
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#include <shellapi.h>
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#include <shlwapi.h>
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#include <wininet.h>
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#include <winspool.h>
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using WebKit::WebRect;
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using WebKit::WebSize;
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LPCTSTR CefBrowserImpl::GetWndClass()
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{
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return L"CefBrowserWindow";
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}
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LRESULT CALLBACK CefBrowserImpl::WndProc(HWND hwnd, UINT message,
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WPARAM wParam, LPARAM lParam)
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{
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CefBrowserImpl* browser =
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static_cast<CefBrowserImpl*>(win_util::GetWindowUserData(hwnd));
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switch (message) {
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case WM_COMMAND:
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{
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int wmId = LOWORD(wParam);
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int wmEvent = HIWORD(wParam);
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}
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break;
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case WM_DESTROY:
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if (browser)
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{
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CefRefPtr<CefHandler> handler = browser->GetHandler();
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if(handler.get()) {
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// Notify the handler that the window is about to be closed
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handler->HandleBeforeWindowClose(browser);
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}
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browser->GetWebViewDelegate()->RevokeDragDrop();
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// Clean up anything associated with the WebViewHost widget.
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browser->GetWebViewHost()->webwidget()->close();
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browser->webviewhost_.reset();
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// Clear the user data pointer.
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win_util::SetWindowUserData(hwnd, NULL);
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// Remove the reference added in UIT_CreateBrowser().
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browser->Release();
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// Remove the browser from the list maintained by the context
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_Context->RemoveBrowser(browser);
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}
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return 0;
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case WM_SIZE:
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if (browser && browser->GetWebView()) {
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// resize the web view window to the full size of the browser window
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RECT rc;
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GetClientRect(browser->GetMainWndHandle(), &rc);
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MoveWindow(browser->GetWebViewWndHandle(), 0, 0, rc.right, rc.bottom,
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TRUE);
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}
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return 0;
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case WM_SETFOCUS:
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if (browser && browser->GetWebView())
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browser->GetWebView()->setFocus(true);
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return 0;
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case WM_KILLFOCUS:
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if (browser && browser->GetWebView())
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browser->GetWebView()->setFocus(false);
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return 0;
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case WM_ERASEBKGND:
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return 0;
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}
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return DefWindowProc(hwnd, message, wParam, lParam);
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}
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CefWindowHandle CefBrowserImpl::GetWindowHandle()
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{
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Lock();
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CefWindowHandle handle = window_info_.m_hWnd;
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Unlock();
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return handle;
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}
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void CefBrowserImpl::UIT_CreateBrowser(const std::wstring& url)
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{
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REQUIRE_UIT();
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// Create the new browser window
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window_info_.m_hWnd = CreateWindowEx(window_info_.m_dwExStyle, GetWndClass(),
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window_info_.m_windowName, window_info_.m_dwStyle,
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window_info_.m_x, window_info_.m_y, window_info_.m_nWidth,
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window_info_.m_nHeight, window_info_.m_hWndParent, window_info_.m_hMenu,
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::GetModuleHandle(NULL), NULL);
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DCHECK(window_info_.m_hWnd != NULL);
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// Set window user data to this object for future reference from the window
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// procedure
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win_util::SetWindowUserData(window_info_.m_hWnd, this);
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// Add a reference that will be released on WM_DESTROY.
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AddRef();
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// Add the new browser to the list maintained by the context
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_Context->AddBrowser(this);
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// Create the webview host object
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webviewhost_.reset(
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WebViewHost::Create(window_info_.m_hWnd, delegate_.get(), NULL,
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*_Context->web_preferences()));
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delegate_->RegisterDragDrop();
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// Size the web view window to the browser window
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RECT cr;
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GetClientRect(window_info_.m_hWnd, &cr);
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SetWindowPos(GetWebViewWndHandle(), NULL, cr.left, cr.top, cr.right,
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cr.bottom, SWP_NOZORDER | SWP_SHOWWINDOW);
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if(handler_.get()) {
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// Notify the handler that we're done creating the new window
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handler_->HandleAfterCreated(this);
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}
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if(url.size() > 0) {
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CefRefPtr<CefFrame> frame = GetMainFrame();
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frame->AddRef();
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UIT_LoadURL(frame, url.c_str());
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}
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}
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void CefBrowserImpl::UIT_SetFocus(WebWidgetHost* host, bool enable)
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{
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REQUIRE_UIT();
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if (!host)
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return;
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if (enable)
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::SetFocus(host->view_handle());
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else if (::GetFocus() == host->view_handle())
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::SetFocus(NULL);
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}
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WebKit::WebWidget* CefBrowserImpl::UIT_CreatePopupWidget()
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{
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REQUIRE_UIT();
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DCHECK(!popuphost_);
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popuphost_ = WebWidgetHost::Create(NULL, popup_delegate_.get());
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ShowWindow(GetPopupWndHandle(), SW_SHOW);
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return popuphost_->webwidget();
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}
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void CefBrowserImpl::UIT_ClosePopupWidget()
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{
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REQUIRE_UIT();
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PostMessage(GetPopupWndHandle(), WM_CLOSE, 0, 0);
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popuphost_ = NULL;
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}
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static void WriteTextToFile(const std::string& data,
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const std::wstring& file_path)
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{
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FILE* fp;
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errno_t err = _wfopen_s(&fp, file_path.c_str(), L"wt");
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if (err)
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return;
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fwrite(data.c_str(), 1, data.size(), fp);
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fclose(fp);
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}
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bool CefBrowserImpl::UIT_ViewDocumentString(WebKit::WebFrame *frame)
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{
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REQUIRE_UIT();
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DWORD dwRetVal;
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DWORD dwBufSize = 512;
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TCHAR lpPathBuffer[512];
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UINT uRetVal;
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TCHAR szTempName[512];
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dwRetVal = GetTempPath(dwBufSize, // length of the buffer
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lpPathBuffer); // buffer for path
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if (dwRetVal > dwBufSize || (dwRetVal == 0))
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return false;
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// Create a temporary file.
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uRetVal = GetTempFileName(lpPathBuffer, // directory for tmp files
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TEXT("src"), // temp file name prefix
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0, // create unique name
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szTempName); // buffer for name
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if (uRetVal == 0)
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return false;
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size_t len = wcslen(szTempName);
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wcscpy(szTempName + len - 3, L"txt");
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std::string markup = frame->contentAsMarkup().utf8();
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WriteTextToFile(markup, szTempName);
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int errorCode = (int)ShellExecute(GetMainWndHandle(), L"open", szTempName,
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NULL, NULL, SW_SHOWNORMAL);
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if(errorCode <= 32)
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return false;
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return true;
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}
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void CefBrowserImpl::UIT_PrintPage(int page_number, int total_pages,
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const gfx::Size& canvas_size,
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WebKit::WebFrame* frame) {
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REQUIRE_UIT();
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printing::PrintParams params;
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const printing::PrintSettings &settings = print_context_.settings();
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settings.RenderParams(¶ms);
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const int src_size_x = canvas_size.width();
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const int src_size_y = canvas_size.height();
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const int dest_size_x = settings.page_setup_pixels().printable_area().width();
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const int dest_size_y = settings.page_setup_pixels().printable_area().height();
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print_context_.NewPage();
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HDC hDC = print_context_.context();
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BOOL res;
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// Save the state to make sure the context this function call does not modify
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// the device context.
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int saved_state = SaveDC(hDC);
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DCHECK_NE(saved_state, 0);
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skia::VectorCanvas canvas(hDC, dest_size_x, dest_size_y);
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//The hDC 0 coord is the left most printeable area and not physical area of the paper
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//so subtract that out of our canvas translate.
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const int left_margin_offset = settings.page_setup_pixels().effective_margins().left -
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settings.page_setup_pixels().printable_area().x();
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const int top_margin_offset = settings.page_setup_pixels().effective_margins().top -
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settings.page_setup_pixels().printable_area().y();
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// Adjust for the margin offset.
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canvas.translate(static_cast<float>(left_margin_offset),
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static_cast<float>(top_margin_offset));
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// Apply the print scaling factor.
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const float print_scale_x = static_cast<float>(settings.page_setup_pixels().content_area().width())
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/ src_size_x;
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const float print_scale_y = static_cast<float>(settings.page_setup_pixels().content_area().height())
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/ src_size_y;
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canvas.scale(print_scale_x, print_scale_y);
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// Apply the WebKit scaling factor.
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const float webkit_scale = frame->getPrintPageShrink(page_number);
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if (webkit_scale <= 0) {
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NOTREACHED() << "Printing page " << page_number << " failed.";
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}
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canvas.scale(webkit_scale, webkit_scale);
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frame->printPage(page_number, &canvas);
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res = RestoreDC(hDC, saved_state);
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DCHECK_NE(res, 0);
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if(handler_.get()) {
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saved_state = SaveDC(hDC);
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DCHECK_NE(saved_state, 0);
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// Gather print header state information
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RECT rect;
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rect.left = left_margin_offset;
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rect.top = settings.page_setup_pixels().effective_margins().header -
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settings.page_setup_pixels().printable_area().y();
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rect.right = left_margin_offset + settings.page_setup_pixels().content_area().width();
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rect.bottom = settings.page_setup_pixels().printable_area().height() -
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(settings.page_setup_pixels().effective_margins().footer -
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(settings.page_setup_pixels().physical_size().height() -
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settings.page_setup_pixels().printable_area().bottom()));
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const double scale = static_cast<double>(settings.dpi()) /
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static_cast<double>(settings.desired_dpi);
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CefPrintInfo printInfo;
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printInfo.m_hDC = hDC;
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printInfo.m_Rect = rect;
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printInfo.m_Scale = scale;
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std::string spec = frame->url().spec();
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std::wstring url = UTF8ToWide(spec);
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std::wstring title = title_;
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std::wstring topLeft, topCenter, topRight;
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std::wstring bottomLeft, bottomCenter, bottomRight;
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// allow the handler to format print header and/or footer
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CefHandler::RetVal rv = handler_->HandlePrintHeaderFooter(this,
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GetCefFrame(frame), printInfo, url, title, page_number+1, total_pages,
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topLeft, topCenter, topRight, bottomLeft, bottomCenter, bottomRight);
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if(rv != RV_HANDLED) {
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// Draw handler-defined headers and/or footers.
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LOGFONT lf;
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memset(&lf, 0, sizeof(lf));
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lf.lfHeight = (int)ceil(10. * scale);
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lf.lfPitchAndFamily = FF_SWISS;
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HFONT hFont = CreateFontIndirect(&lf);
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HFONT hOldFont = (HFONT)SelectObject(hDC, hFont);
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COLORREF hOldColor = SetTextColor(hDC, RGB(0,0,0));
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int hOldBkMode = SetBkMode(hDC, TRANSPARENT);
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// TODO(cef): Keep the header strings inside a reasonable bounding box
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// so that they don't overlap each other.
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if(topLeft.size() > 0) {
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DrawText(hDC, topLeft.c_str(), topLeft.size(), &rect,
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DT_LEFT | DT_TOP | DT_SINGLELINE | DT_END_ELLIPSIS
|
||||
| DT_EXPANDTABS | DT_NOPREFIX);
|
||||
}
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if(topCenter.size() > 0) {
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||||
DrawText(hDC, topCenter.c_str(), topCenter.size(), &rect,
|
||||
DT_CENTER | DT_TOP | DT_SINGLELINE | DT_END_ELLIPSIS
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||||
| DT_EXPANDTABS | DT_NOPREFIX);
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}
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||||
if(topRight.size() > 0) {
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DrawText(hDC, topRight.c_str(), topRight.size(), &rect,
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DT_RIGHT | DT_TOP | DT_SINGLELINE | DT_END_ELLIPSIS
|
||||
| DT_EXPANDTABS | DT_NOPREFIX);
|
||||
}
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||||
if(bottomLeft.size() > 0) {
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DrawText(hDC, bottomLeft.c_str(), bottomLeft.size(), &rect,
|
||||
DT_LEFT | DT_BOTTOM | DT_SINGLELINE | DT_END_ELLIPSIS
|
||||
| DT_EXPANDTABS | DT_NOPREFIX);
|
||||
}
|
||||
if(bottomCenter.size() > 0) {
|
||||
DrawText(hDC, bottomCenter.c_str(), bottomCenter.size(), &rect,
|
||||
DT_CENTER | DT_BOTTOM | DT_SINGLELINE | DT_END_ELLIPSIS
|
||||
| DT_EXPANDTABS | DT_NOPREFIX);
|
||||
}
|
||||
if(bottomRight.size() > 0) {
|
||||
DrawText(hDC, bottomRight.c_str(), bottomRight.size(), &rect,
|
||||
DT_RIGHT | DT_BOTTOM | DT_SINGLELINE | DT_END_ELLIPSIS
|
||||
| DT_EXPANDTABS | DT_NOPREFIX);
|
||||
}
|
||||
|
||||
SetTextColor(hDC, hOldColor);
|
||||
SelectObject(hDC, hOldFont);
|
||||
DeleteObject(hFont);
|
||||
SetBkMode(hDC, hOldBkMode);
|
||||
}
|
||||
|
||||
res = RestoreDC(hDC, saved_state);
|
||||
DCHECK_NE(res, 0);
|
||||
}
|
||||
|
||||
print_context_.PageDone();
|
||||
}
|
||||
|
||||
void CefBrowserImpl::UIT_PrintPages(WebKit::WebFrame* frame) {
|
||||
REQUIRE_UIT();
|
||||
|
||||
print_context_.Init();
|
||||
{
|
||||
// Make a copy of settings.
|
||||
printing::PrintSettings settings = print_context_.settings();
|
||||
cef_print_options_t print_options;
|
||||
settings.UpdatePrintOptions(print_options);
|
||||
|
||||
// Ask the handler if they want to update the print options.
|
||||
if (handler_.get() && RV_HANDLED == handler_->HandlePrintOptions(this, print_options)) {
|
||||
settings.UpdateFromPrintOptions(print_options);
|
||||
print_context_.InitWithSettings(settings);
|
||||
}
|
||||
}
|
||||
|
||||
if(print_context_.AskUserForSettings(
|
||||
GetMainWndHandle(), UIT_GetPagesCount(frame), false)
|
||||
!= printing::PrintingContext::OK)
|
||||
return;
|
||||
|
||||
printing::PrintParams params;
|
||||
const printing::PrintSettings &settings = print_context_.settings();
|
||||
|
||||
settings.RenderParams(¶ms);
|
||||
|
||||
int page_count = 0;
|
||||
gfx::Size canvas_size;
|
||||
|
||||
canvas_size.set_width(
|
||||
printing::ConvertUnit(
|
||||
settings.page_setup_pixels().content_area().width(),
|
||||
static_cast<int>(params.dpi),
|
||||
params.desired_dpi));
|
||||
canvas_size.set_height(
|
||||
printing::ConvertUnit(
|
||||
settings.page_setup_pixels().content_area().height(),
|
||||
static_cast<int>(params.dpi),
|
||||
params.desired_dpi));
|
||||
page_count = frame->printBegin(WebSize(canvas_size));
|
||||
|
||||
if (page_count) {
|
||||
bool old_state = MessageLoop::current()->NestableTasksAllowed();
|
||||
MessageLoop::current()->SetNestableTasksAllowed(false);
|
||||
|
||||
if (print_context_.NewDocument(title_) == printing::PrintingContext::OK) {
|
||||
if(settings.ranges.size() > 0) {
|
||||
for (unsigned x = 0; x < settings.ranges.size(); ++x) {
|
||||
const printing::PageRange& range = settings.ranges[x];
|
||||
for(int i = range.from; i <= range.to; ++i)
|
||||
UIT_PrintPage(i, page_count, canvas_size, frame);
|
||||
}
|
||||
} else {
|
||||
for(int i = 0; i < page_count; ++i)
|
||||
UIT_PrintPage(i, page_count, canvas_size, frame);
|
||||
}
|
||||
print_context_.DocumentDone();
|
||||
}
|
||||
|
||||
MessageLoop::current()->SetNestableTasksAllowed(old_state);
|
||||
}
|
||||
|
||||
frame->printEnd();
|
||||
}
|
||||
|
||||
int CefBrowserImpl::UIT_GetPagesCount(WebKit::WebFrame* frame)
|
||||
{
|
||||
REQUIRE_UIT();
|
||||
|
||||
printing::PrintParams params;
|
||||
const printing::PrintSettings &settings = print_context_.settings();
|
||||
|
||||
settings.RenderParams(¶ms);
|
||||
|
||||
// The dbi will be 0 if no default printer is configured.
|
||||
if(params.dpi == 0)
|
||||
return 0;
|
||||
|
||||
int page_count = 0;
|
||||
gfx::Size canvas_size;
|
||||
|
||||
canvas_size.set_width(
|
||||
printing::ConvertUnit(
|
||||
settings.page_setup_pixels().content_area().width(),
|
||||
static_cast<int>(params.dpi),
|
||||
params.desired_dpi));
|
||||
canvas_size.set_height(
|
||||
printing::ConvertUnit(
|
||||
settings.page_setup_pixels().content_area().height(),
|
||||
static_cast<int>(params.dpi),
|
||||
params.desired_dpi));
|
||||
page_count = frame->printBegin(WebSize(canvas_size));
|
||||
frame->printEnd();
|
||||
|
||||
return page_count;
|
||||
}
|
||||
// Copyright (c) 2008-2009 The Chromium Embedded Framework Authors.
|
||||
// Portions copyright (c) 2006-2008 The Chromium Authors. All rights reserved.
|
||||
// Use of this source code is governed by a BSD-style license that can be
|
||||
// found in the LICENSE file.
|
||||
|
||||
#include "cef_context.h"
|
||||
#include "browser_impl.h"
|
||||
#include "printing/units.h"
|
||||
|
||||
#include "base/utf_string_conversions.h"
|
||||
#include "base/win_util.h"
|
||||
#include "skia/ext/vector_canvas.h"
|
||||
#include "third_party/WebKit/WebKit/chromium/public/WebFrame.h"
|
||||
#include "third_party/WebKit/WebKit/chromium/public/WebRect.h"
|
||||
#include "third_party/WebKit/WebKit/chromium/public/WebSize.h"
|
||||
#include "third_party/WebKit/WebKit/chromium/public/WebView.h"
|
||||
|
||||
#include <shellapi.h>
|
||||
#include <shlwapi.h>
|
||||
#include <wininet.h>
|
||||
#include <winspool.h>
|
||||
|
||||
using WebKit::WebRect;
|
||||
using WebKit::WebSize;
|
||||
|
||||
|
||||
LPCTSTR CefBrowserImpl::GetWndClass()
|
||||
{
|
||||
return L"CefBrowserWindow";
|
||||
}
|
||||
|
||||
LRESULT CALLBACK CefBrowserImpl::WndProc(HWND hwnd, UINT message,
|
||||
WPARAM wParam, LPARAM lParam)
|
||||
{
|
||||
CefBrowserImpl* browser =
|
||||
static_cast<CefBrowserImpl*>(win_util::GetWindowUserData(hwnd));
|
||||
|
||||
switch (message) {
|
||||
case WM_COMMAND:
|
||||
{
|
||||
int wmId = LOWORD(wParam);
|
||||
int wmEvent = HIWORD(wParam);
|
||||
|
||||
|
||||
}
|
||||
break;
|
||||
|
||||
case WM_DESTROY:
|
||||
if (browser)
|
||||
{
|
||||
CefRefPtr<CefHandler> handler = browser->GetHandler();
|
||||
if(handler.get()) {
|
||||
// Notify the handler that the window is about to be closed
|
||||
handler->HandleBeforeWindowClose(browser);
|
||||
}
|
||||
browser->GetWebViewDelegate()->RevokeDragDrop();
|
||||
|
||||
// Clean up anything associated with the WebViewHost widget.
|
||||
browser->GetWebViewHost()->webwidget()->close();
|
||||
browser->webviewhost_.reset();
|
||||
|
||||
// Clear the user data pointer.
|
||||
win_util::SetWindowUserData(hwnd, NULL);
|
||||
// Remove the reference added in UIT_CreateBrowser().
|
||||
browser->Release();
|
||||
|
||||
// Remove the browser from the list maintained by the context
|
||||
_Context->RemoveBrowser(browser);
|
||||
}
|
||||
return 0;
|
||||
|
||||
case WM_SIZE:
|
||||
if (browser && browser->GetWebView()) {
|
||||
// resize the web view window to the full size of the browser window
|
||||
RECT rc;
|
||||
GetClientRect(browser->GetMainWndHandle(), &rc);
|
||||
MoveWindow(browser->GetWebViewWndHandle(), 0, 0, rc.right, rc.bottom,
|
||||
TRUE);
|
||||
}
|
||||
return 0;
|
||||
|
||||
case WM_SETFOCUS:
|
||||
if (browser && browser->GetWebView())
|
||||
browser->GetWebView()->setFocus(true);
|
||||
return 0;
|
||||
|
||||
case WM_KILLFOCUS:
|
||||
if (browser && browser->GetWebView())
|
||||
browser->GetWebView()->setFocus(false);
|
||||
return 0;
|
||||
|
||||
case WM_ERASEBKGND:
|
||||
return 0;
|
||||
}
|
||||
|
||||
return DefWindowProc(hwnd, message, wParam, lParam);
|
||||
}
|
||||
|
||||
CefWindowHandle CefBrowserImpl::GetWindowHandle()
|
||||
{
|
||||
Lock();
|
||||
CefWindowHandle handle = window_info_.m_hWnd;
|
||||
Unlock();
|
||||
return handle;
|
||||
}
|
||||
|
||||
void CefBrowserImpl::UIT_CreateBrowser(const std::wstring& url)
|
||||
{
|
||||
REQUIRE_UIT();
|
||||
|
||||
// Create the new browser window
|
||||
window_info_.m_hWnd = CreateWindowEx(window_info_.m_dwExStyle, GetWndClass(),
|
||||
window_info_.m_windowName, window_info_.m_dwStyle,
|
||||
window_info_.m_x, window_info_.m_y, window_info_.m_nWidth,
|
||||
window_info_.m_nHeight, window_info_.m_hWndParent, window_info_.m_hMenu,
|
||||
::GetModuleHandle(NULL), NULL);
|
||||
DCHECK(window_info_.m_hWnd != NULL);
|
||||
|
||||
// Set window user data to this object for future reference from the window
|
||||
// procedure
|
||||
win_util::SetWindowUserData(window_info_.m_hWnd, this);
|
||||
// Add a reference that will be released on WM_DESTROY.
|
||||
AddRef();
|
||||
|
||||
// Add the new browser to the list maintained by the context
|
||||
_Context->AddBrowser(this);
|
||||
|
||||
// Create the webview host object
|
||||
webviewhost_.reset(
|
||||
WebViewHost::Create(window_info_.m_hWnd, delegate_.get(), NULL,
|
||||
*_Context->web_preferences()));
|
||||
delegate_->RegisterDragDrop();
|
||||
|
||||
// Size the web view window to the browser window
|
||||
RECT cr;
|
||||
GetClientRect(window_info_.m_hWnd, &cr);
|
||||
SetWindowPos(GetWebViewWndHandle(), NULL, cr.left, cr.top, cr.right,
|
||||
cr.bottom, SWP_NOZORDER | SWP_SHOWWINDOW);
|
||||
|
||||
if(handler_.get()) {
|
||||
// Notify the handler that we're done creating the new window
|
||||
handler_->HandleAfterCreated(this);
|
||||
}
|
||||
|
||||
if(url.size() > 0) {
|
||||
CefRefPtr<CefFrame> frame = GetMainFrame();
|
||||
frame->AddRef();
|
||||
UIT_LoadURL(frame, url.c_str());
|
||||
}
|
||||
}
|
||||
|
||||
void CefBrowserImpl::UIT_SetFocus(WebWidgetHost* host, bool enable)
|
||||
{
|
||||
REQUIRE_UIT();
|
||||
if (!host)
|
||||
return;
|
||||
|
||||
if (enable)
|
||||
::SetFocus(host->view_handle());
|
||||
else if (::GetFocus() == host->view_handle())
|
||||
::SetFocus(NULL);
|
||||
}
|
||||
|
||||
WebKit::WebWidget* CefBrowserImpl::UIT_CreatePopupWidget()
|
||||
{
|
||||
REQUIRE_UIT();
|
||||
|
||||
DCHECK(!popuphost_);
|
||||
popuphost_ = WebWidgetHost::Create(NULL, popup_delegate_.get());
|
||||
ShowWindow(GetPopupWndHandle(), SW_SHOW);
|
||||
|
||||
return popuphost_->webwidget();
|
||||
}
|
||||
|
||||
void CefBrowserImpl::UIT_ClosePopupWidget()
|
||||
{
|
||||
REQUIRE_UIT();
|
||||
|
||||
PostMessage(GetPopupWndHandle(), WM_CLOSE, 0, 0);
|
||||
popuphost_ = NULL;
|
||||
}
|
||||
|
||||
|
||||
static void WriteTextToFile(const std::string& data,
|
||||
const std::wstring& file_path)
|
||||
{
|
||||
FILE* fp;
|
||||
errno_t err = _wfopen_s(&fp, file_path.c_str(), L"wt");
|
||||
if (err)
|
||||
return;
|
||||
fwrite(data.c_str(), 1, data.size(), fp);
|
||||
fclose(fp);
|
||||
}
|
||||
|
||||
bool CefBrowserImpl::UIT_ViewDocumentString(WebKit::WebFrame *frame)
|
||||
{
|
||||
REQUIRE_UIT();
|
||||
|
||||
DWORD dwRetVal;
|
||||
DWORD dwBufSize = 512;
|
||||
TCHAR lpPathBuffer[512];
|
||||
UINT uRetVal;
|
||||
TCHAR szTempName[512];
|
||||
|
||||
dwRetVal = GetTempPath(dwBufSize, // length of the buffer
|
||||
lpPathBuffer); // buffer for path
|
||||
if (dwRetVal > dwBufSize || (dwRetVal == 0))
|
||||
return false;
|
||||
|
||||
// Create a temporary file.
|
||||
uRetVal = GetTempFileName(lpPathBuffer, // directory for tmp files
|
||||
TEXT("src"), // temp file name prefix
|
||||
0, // create unique name
|
||||
szTempName); // buffer for name
|
||||
if (uRetVal == 0)
|
||||
return false;
|
||||
|
||||
size_t len = wcslen(szTempName);
|
||||
wcscpy(szTempName + len - 3, L"txt");
|
||||
std::string markup = frame->contentAsMarkup().utf8();
|
||||
WriteTextToFile(markup, szTempName);
|
||||
|
||||
int errorCode = (int)ShellExecute(GetMainWndHandle(), L"open", szTempName,
|
||||
NULL, NULL, SW_SHOWNORMAL);
|
||||
if(errorCode <= 32)
|
||||
return false;
|
||||
|
||||
return true;
|
||||
}
|
||||
|
||||
void CefBrowserImpl::UIT_PrintPage(int page_number, int total_pages,
|
||||
const gfx::Size& canvas_size,
|
||||
WebKit::WebFrame* frame) {
|
||||
REQUIRE_UIT();
|
||||
|
||||
printing::PrintParams params;
|
||||
const printing::PrintSettings &settings = print_context_.settings();
|
||||
settings.RenderParams(¶ms);
|
||||
|
||||
const int src_size_x = canvas_size.width();
|
||||
const int src_size_y = canvas_size.height();
|
||||
|
||||
const int dest_size_x = settings.page_setup_pixels().printable_area().width();
|
||||
const int dest_size_y = settings.page_setup_pixels().printable_area().height();
|
||||
|
||||
print_context_.NewPage();
|
||||
|
||||
HDC hDC = print_context_.context();
|
||||
BOOL res;
|
||||
|
||||
// Save the state to make sure the context this function call does not modify
|
||||
// the device context.
|
||||
int saved_state = SaveDC(hDC);
|
||||
DCHECK_NE(saved_state, 0);
|
||||
|
||||
skia::VectorCanvas canvas(hDC, dest_size_x, dest_size_y);
|
||||
|
||||
//The hDC 0 coord is the left most printeable area and not physical area of the paper
|
||||
//so subtract that out of our canvas translate.
|
||||
const int left_margin_offset = settings.page_setup_pixels().effective_margins().left -
|
||||
settings.page_setup_pixels().printable_area().x();
|
||||
const int top_margin_offset = settings.page_setup_pixels().effective_margins().top -
|
||||
settings.page_setup_pixels().printable_area().y();
|
||||
|
||||
// Adjust for the margin offset.
|
||||
canvas.translate(static_cast<float>(left_margin_offset),
|
||||
static_cast<float>(top_margin_offset));
|
||||
|
||||
// Apply the print scaling factor.
|
||||
const float print_scale_x = static_cast<float>(settings.page_setup_pixels().content_area().width())
|
||||
/ src_size_x;
|
||||
const float print_scale_y = static_cast<float>(settings.page_setup_pixels().content_area().height())
|
||||
/ src_size_y;
|
||||
canvas.scale(print_scale_x, print_scale_y);
|
||||
|
||||
// Apply the WebKit scaling factor.
|
||||
const float webkit_scale = frame->getPrintPageShrink(page_number);
|
||||
if (webkit_scale <= 0) {
|
||||
NOTREACHED() << "Printing page " << page_number << " failed.";
|
||||
}
|
||||
canvas.scale(webkit_scale, webkit_scale);
|
||||
|
||||
frame->printPage(page_number, &canvas);
|
||||
|
||||
res = RestoreDC(hDC, saved_state);
|
||||
DCHECK_NE(res, 0);
|
||||
|
||||
if(handler_.get()) {
|
||||
saved_state = SaveDC(hDC);
|
||||
DCHECK_NE(saved_state, 0);
|
||||
|
||||
// Gather print header state information
|
||||
RECT rect;
|
||||
rect.left = left_margin_offset;
|
||||
rect.top = settings.page_setup_pixels().effective_margins().header -
|
||||
settings.page_setup_pixels().printable_area().y();
|
||||
rect.right = left_margin_offset + settings.page_setup_pixels().content_area().width();
|
||||
rect.bottom = settings.page_setup_pixels().printable_area().height() -
|
||||
(settings.page_setup_pixels().effective_margins().footer -
|
||||
(settings.page_setup_pixels().physical_size().height() -
|
||||
settings.page_setup_pixels().printable_area().bottom()));
|
||||
|
||||
const double scale = static_cast<double>(settings.dpi()) /
|
||||
static_cast<double>(settings.desired_dpi);
|
||||
|
||||
CefPrintInfo printInfo;
|
||||
|
||||
printInfo.m_hDC = hDC;
|
||||
printInfo.m_Rect = rect;
|
||||
printInfo.m_Scale = scale;
|
||||
|
||||
std::string spec = frame->url().spec();
|
||||
std::wstring url = UTF8ToWide(spec);
|
||||
std::wstring title = title_;
|
||||
|
||||
std::wstring topLeft, topCenter, topRight;
|
||||
std::wstring bottomLeft, bottomCenter, bottomRight;
|
||||
|
||||
// allow the handler to format print header and/or footer
|
||||
CefHandler::RetVal rv = handler_->HandlePrintHeaderFooter(this,
|
||||
GetCefFrame(frame), printInfo, url, title, page_number+1, total_pages,
|
||||
topLeft, topCenter, topRight, bottomLeft, bottomCenter, bottomRight);
|
||||
|
||||
if(rv != RV_HANDLED) {
|
||||
// Draw handler-defined headers and/or footers.
|
||||
LOGFONT lf;
|
||||
memset(&lf, 0, sizeof(lf));
|
||||
lf.lfHeight = (int)ceil(10. * scale);
|
||||
lf.lfPitchAndFamily = FF_SWISS;
|
||||
HFONT hFont = CreateFontIndirect(&lf);
|
||||
|
||||
HFONT hOldFont = (HFONT)SelectObject(hDC, hFont);
|
||||
COLORREF hOldColor = SetTextColor(hDC, RGB(0,0,0));
|
||||
int hOldBkMode = SetBkMode(hDC, TRANSPARENT);
|
||||
|
||||
// TODO(cef): Keep the header strings inside a reasonable bounding box
|
||||
// so that they don't overlap each other.
|
||||
if(topLeft.size() > 0) {
|
||||
DrawText(hDC, topLeft.c_str(), topLeft.size(), &rect,
|
||||
DT_LEFT | DT_TOP | DT_SINGLELINE | DT_END_ELLIPSIS
|
||||
| DT_EXPANDTABS | DT_NOPREFIX);
|
||||
}
|
||||
if(topCenter.size() > 0) {
|
||||
DrawText(hDC, topCenter.c_str(), topCenter.size(), &rect,
|
||||
DT_CENTER | DT_TOP | DT_SINGLELINE | DT_END_ELLIPSIS
|
||||
| DT_EXPANDTABS | DT_NOPREFIX);
|
||||
}
|
||||
if(topRight.size() > 0) {
|
||||
DrawText(hDC, topRight.c_str(), topRight.size(), &rect,
|
||||
DT_RIGHT | DT_TOP | DT_SINGLELINE | DT_END_ELLIPSIS
|
||||
| DT_EXPANDTABS | DT_NOPREFIX);
|
||||
}
|
||||
if(bottomLeft.size() > 0) {
|
||||
DrawText(hDC, bottomLeft.c_str(), bottomLeft.size(), &rect,
|
||||
DT_LEFT | DT_BOTTOM | DT_SINGLELINE | DT_END_ELLIPSIS
|
||||
| DT_EXPANDTABS | DT_NOPREFIX);
|
||||
}
|
||||
if(bottomCenter.size() > 0) {
|
||||
DrawText(hDC, bottomCenter.c_str(), bottomCenter.size(), &rect,
|
||||
DT_CENTER | DT_BOTTOM | DT_SINGLELINE | DT_END_ELLIPSIS
|
||||
| DT_EXPANDTABS | DT_NOPREFIX);
|
||||
}
|
||||
if(bottomRight.size() > 0) {
|
||||
DrawText(hDC, bottomRight.c_str(), bottomRight.size(), &rect,
|
||||
DT_RIGHT | DT_BOTTOM | DT_SINGLELINE | DT_END_ELLIPSIS
|
||||
| DT_EXPANDTABS | DT_NOPREFIX);
|
||||
}
|
||||
|
||||
SetTextColor(hDC, hOldColor);
|
||||
SelectObject(hDC, hOldFont);
|
||||
DeleteObject(hFont);
|
||||
SetBkMode(hDC, hOldBkMode);
|
||||
}
|
||||
|
||||
res = RestoreDC(hDC, saved_state);
|
||||
DCHECK_NE(res, 0);
|
||||
}
|
||||
|
||||
print_context_.PageDone();
|
||||
}
|
||||
|
||||
void CefBrowserImpl::UIT_PrintPages(WebKit::WebFrame* frame) {
|
||||
REQUIRE_UIT();
|
||||
|
||||
print_context_.Init();
|
||||
{
|
||||
// Make a copy of settings.
|
||||
printing::PrintSettings settings = print_context_.settings();
|
||||
cef_print_options_t print_options;
|
||||
settings.UpdatePrintOptions(print_options);
|
||||
|
||||
// Ask the handler if they want to update the print options.
|
||||
if (handler_.get() && RV_HANDLED == handler_->HandlePrintOptions(this, print_options)) {
|
||||
settings.UpdateFromPrintOptions(print_options);
|
||||
print_context_.InitWithSettings(settings);
|
||||
}
|
||||
}
|
||||
|
||||
if(print_context_.AskUserForSettings(
|
||||
GetMainWndHandle(), UIT_GetPagesCount(frame), false)
|
||||
!= printing::PrintingContext::OK)
|
||||
return;
|
||||
|
||||
printing::PrintParams params;
|
||||
const printing::PrintSettings &settings = print_context_.settings();
|
||||
|
||||
settings.RenderParams(¶ms);
|
||||
|
||||
int page_count = 0;
|
||||
gfx::Size canvas_size;
|
||||
|
||||
canvas_size.set_width(
|
||||
printing::ConvertUnit(
|
||||
settings.page_setup_pixels().content_area().width(),
|
||||
static_cast<int>(params.dpi),
|
||||
params.desired_dpi));
|
||||
canvas_size.set_height(
|
||||
printing::ConvertUnit(
|
||||
settings.page_setup_pixels().content_area().height(),
|
||||
static_cast<int>(params.dpi),
|
||||
params.desired_dpi));
|
||||
page_count = frame->printBegin(WebSize(canvas_size));
|
||||
|
||||
if (page_count) {
|
||||
bool old_state = MessageLoop::current()->NestableTasksAllowed();
|
||||
MessageLoop::current()->SetNestableTasksAllowed(false);
|
||||
|
||||
if (print_context_.NewDocument(title_) == printing::PrintingContext::OK) {
|
||||
if(settings.ranges.size() > 0) {
|
||||
for (unsigned x = 0; x < settings.ranges.size(); ++x) {
|
||||
const printing::PageRange& range = settings.ranges[x];
|
||||
for(int i = range.from; i <= range.to; ++i)
|
||||
UIT_PrintPage(i, page_count, canvas_size, frame);
|
||||
}
|
||||
} else {
|
||||
for(int i = 0; i < page_count; ++i)
|
||||
UIT_PrintPage(i, page_count, canvas_size, frame);
|
||||
}
|
||||
print_context_.DocumentDone();
|
||||
}
|
||||
|
||||
MessageLoop::current()->SetNestableTasksAllowed(old_state);
|
||||
}
|
||||
|
||||
frame->printEnd();
|
||||
}
|
||||
|
||||
int CefBrowserImpl::UIT_GetPagesCount(WebKit::WebFrame* frame)
|
||||
{
|
||||
REQUIRE_UIT();
|
||||
|
||||
printing::PrintParams params;
|
||||
const printing::PrintSettings &settings = print_context_.settings();
|
||||
|
||||
settings.RenderParams(¶ms);
|
||||
|
||||
// The dbi will be 0 if no default printer is configured.
|
||||
if(params.dpi == 0)
|
||||
return 0;
|
||||
|
||||
int page_count = 0;
|
||||
gfx::Size canvas_size;
|
||||
|
||||
canvas_size.set_width(
|
||||
printing::ConvertUnit(
|
||||
settings.page_setup_pixels().content_area().width(),
|
||||
static_cast<int>(params.dpi),
|
||||
params.desired_dpi));
|
||||
canvas_size.set_height(
|
||||
printing::ConvertUnit(
|
||||
settings.page_setup_pixels().content_area().height(),
|
||||
static_cast<int>(params.dpi),
|
||||
params.desired_dpi));
|
||||
page_count = frame->printBegin(WebSize(canvas_size));
|
||||
frame->printEnd();
|
||||
|
||||
return page_count;
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user