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https://bitbucket.org/chromiumembedded/cef
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Mac: Add context menu support (issue #293).
git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@286 5089003a-bbd8-11dd-ad1f-f1f9622dbc98
This commit is contained in:
Marshall Greenblatt
@@ -56,8 +56,53 @@ using WebKit::WebPopupMenuInfo;
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using WebKit::WebRect;
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using WebKit::WebWidget;
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namespace {
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static const wchar_t kPluginWindowClassName[] = L"WebPluginHost";
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void AddMenuItem(CefRefPtr<CefBrowser> browser,
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CefRefPtr<CefMenuHandler> handler,
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HMENU menu,
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cef_handler_menuid_t menuId,
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const wchar_t* label,
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bool enabled,
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std::list<std::wstring>& label_list)
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{
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CefString actual_label(label);
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if (handler.get()) {
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// Let the handler change the label if desired,
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handler->GetMenuLabel(browser, menuId, actual_label);
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}
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// Store the label in a list to simplify memory management.
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label_list.push_back(actual_label);
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MENUITEMINFO mii;
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mii.cbSize = sizeof(mii);
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mii.fMask = MIIM_FTYPE | MIIM_ID | MIIM_STRING;
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mii.fType = MFT_STRING;
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if (!enabled) {
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mii.fMask |= MIIM_STATE;
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mii.fState = MFS_GRAYED;
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}
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mii.wID = menuId;
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mii.dwTypeData = const_cast<wchar_t*>(label_list.back().c_str());
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InsertMenuItem(menu, -1, TRUE, &mii);
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}
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void AddMenuSeparator(HMENU menu)
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{
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MENUITEMINFO mii;
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mii.cbSize = sizeof(mii);
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mii.fMask = MIIM_FTYPE;
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mii.fType = MFT_SEPARATOR;
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InsertMenuItem(menu, -1, TRUE, &mii);
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}
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} // namespace
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// WebViewClient --------------------------------------------------------------
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WebExternalPopupMenu* BrowserWebViewDelegate::createExternalPopupMenu(
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@@ -371,47 +416,6 @@ void BrowserWebViewDelegate::DidMovePlugin(
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}
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}
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static void AddMenuItem(CefRefPtr<CefBrowser> browser, HMENU menu, int index,
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cef_handler_menuid_t id, const wchar_t* label,
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bool enabled, std::list<std::wstring>& label_list)
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{
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CefString actual_label(label);
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CefRefPtr<CefClient> client = browser->GetClient();
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if (client.get()) {
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CefRefPtr<CefMenuHandler> handler = client->GetMenuHandler();
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if(handler.get()) {
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// Let the handler change the label if desired
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handler->GetMenuLabel(browser, id, actual_label);
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}
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}
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// store the label in a list to simplify memory management
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label_list.push_back(actual_label);
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MENUITEMINFO mii;
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mii.cbSize = sizeof(mii);
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mii.fMask = MIIM_FTYPE | MIIM_ID | MIIM_STRING;
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mii.fType = MFT_STRING;
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if(!enabled) {
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mii.fMask |= MIIM_STATE;
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mii.fState = MFS_GRAYED;
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}
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mii.wID = id;
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mii.dwTypeData = const_cast<wchar_t*>(label_list.back().c_str());
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InsertMenuItem(menu, index, TRUE, &mii);
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}
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static void AddMenuSeparator(HMENU menu, int index)
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{
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MENUITEMINFO mii;
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mii.cbSize = sizeof(mii);
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mii.fMask = MIIM_FTYPE;
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mii.fType = MFT_SEPARATOR;
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InsertMenuItem(menu, index, TRUE, &mii);
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}
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void BrowserWebViewDelegate::showContextMenu(
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WebFrame* frame, const WebContextMenuData& data)
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{
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@@ -427,152 +431,94 @@ void BrowserWebViewDelegate::showContextMenu(
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screenY = mouse_pt.y;
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}
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int edit_flags = 0;
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int type_flags = 0;
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HMENU menu = NULL;
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std::list<std::wstring> label_list;
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// Enable recursive tasks on the message loop so we can get updates while
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// the context menu is being displayed.
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bool old_state = MessageLoop::current()->NestableTasksAllowed();
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MessageLoop::current()->SetNestableTasksAllowed(true);
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// Make sure events can be pumped while the menu is up.
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MessageLoop::ScopedNestableTaskAllower allow(MessageLoop::current());
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int edit_flags = data.editFlags;
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if(browser_->UIT_CanGoBack())
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edit_flags |= MENU_CAN_GO_BACK;
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if(browser_->UIT_CanGoForward())
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edit_flags |= MENU_CAN_GO_FORWARD;
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int type_flags = MENUTYPE_NONE;
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if(!data.pageURL.isEmpty())
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type_flags |= MENUTYPE_PAGE;
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if(!data.frameURL.isEmpty())
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type_flags |= MENUTYPE_FRAME;
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if(!data.linkURL.isEmpty())
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type_flags |= MENUTYPE_LINK;
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if(data.mediaType == WebContextMenuData::MediaTypeImage)
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type_flags |= MENUTYPE_IMAGE;
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if(!data.selectedText.isEmpty())
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type_flags |= MENUTYPE_SELECTION;
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if(data.isEditable)
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type_flags |= MENUTYPE_EDITABLE;
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if(data.isSpellCheckingEnabled && !data.misspelledWord.isEmpty())
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type_flags |= MENUTYPE_MISSPELLED_WORD;
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if(data.mediaType == WebContextMenuData::MediaTypeVideo)
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type_flags |= MENUTYPE_VIDEO;
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if(data.mediaType == WebContextMenuData::MediaTypeAudio)
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type_flags |= MENUTYPE_AUDIO;
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// Give the client a chance to handle the menu.
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if (OnBeforeMenu(data, mouse_pt.x, mouse_pt.y, edit_flags, type_flags))
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return;
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CefRefPtr<CefClient> client = browser_->GetClient();
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CefRefPtr<CefMenuHandler> handler;
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if (client.get())
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handler = client->GetMenuHandler();
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if (handler.get()) {
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// Gather menu information
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cef_handler_menuinfo_t menuInfo;
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memset(&menuInfo, 0, sizeof(menuInfo));
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CefString linkStr(std::string(data.linkURL.spec()));
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CefString imageStr(std::string(data.srcURL.spec()));
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CefString pageStr(std::string(data.pageURL.spec()));
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CefString frameStr(std::string(data.frameURL.spec()));
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CefString selectedTextStr(string16(data.selectedText));
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CefString misspelledWordStr(string16(data.misspelledWord));
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CefString securityInfoStr(std::string(data.securityInfo));
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menuInfo.typeFlags = type_flags;
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menuInfo.x = mouse_pt.x;
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menuInfo.y = mouse_pt.y;
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cef_string_set(linkStr.c_str(), linkStr.length(), &menuInfo.linkUrl, false);
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cef_string_set(imageStr.c_str(), imageStr.length(), &menuInfo.imageUrl,
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false);
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cef_string_set(pageStr.c_str(), pageStr.length(), &menuInfo.pageUrl, false);
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cef_string_set(frameStr.c_str(), frameStr.length(), &menuInfo.frameUrl,
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false);
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cef_string_set(selectedTextStr.c_str(), selectedTextStr.length(),
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&menuInfo.selectionText, false);
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cef_string_set(misspelledWordStr.c_str(), misspelledWordStr.length(),
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&menuInfo.misspelledWord, false);
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menuInfo.editFlags = edit_flags;
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cef_string_set(securityInfoStr.c_str(), securityInfoStr.length(),
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&menuInfo.securityInfo, false);
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// Notify the handler that a context menu is requested
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if (handler->OnBeforeMenu(browser_, menuInfo))
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goto end;
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}
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if (client.get() && browser_->IsWindowRenderingDisabled()) {
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// Retrieve the screen coordinates.
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CefRefPtr<CefRenderHandler> render_handler = client->GetRenderHandler();
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if (render_handler.get() &&
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!render_handler->GetScreenPoint(browser_, mouse_pt.x, mouse_pt.y,
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screenX, screenY)) {
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goto end;
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return;
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}
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}
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// Build the correct default context menu
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if (type_flags & MENUTYPE_EDITABLE) {
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menu = CreatePopupMenu();
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AddMenuItem(browser_, menu, -1, MENU_ID_UNDO, L"Undo",
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AddMenuItem(browser_, handler, menu, MENU_ID_UNDO, L"Undo",
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!!(edit_flags & MENU_CAN_UNDO), label_list);
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AddMenuItem(browser_, menu, -1, MENU_ID_REDO, L"Redo",
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AddMenuItem(browser_, handler, menu, MENU_ID_REDO, L"Redo",
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!!(edit_flags & MENU_CAN_REDO), label_list);
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AddMenuSeparator(menu, -1);
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AddMenuItem(browser_, menu, -1, MENU_ID_CUT, L"Cut",
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AddMenuSeparator(menu);
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AddMenuItem(browser_, handler, menu, MENU_ID_CUT, L"Cut",
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!!(edit_flags & MENU_CAN_CUT), label_list);
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AddMenuItem(browser_, menu, -1, MENU_ID_COPY, L"Copy",
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AddMenuItem(browser_, handler, menu, MENU_ID_COPY, L"Copy",
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!!(edit_flags & MENU_CAN_COPY), label_list);
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AddMenuItem(browser_, menu, -1, MENU_ID_PASTE, L"Paste",
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AddMenuItem(browser_, handler, menu, MENU_ID_PASTE, L"Paste",
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!!(edit_flags & MENU_CAN_PASTE), label_list);
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AddMenuItem(browser_, menu, -1, MENU_ID_DELETE, L"Delete",
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AddMenuItem(browser_, handler, menu, MENU_ID_DELETE, L"Delete",
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!!(edit_flags & MENU_CAN_DELETE), label_list);
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AddMenuSeparator(menu, -1);
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AddMenuItem(browser_, menu, -1, MENU_ID_SELECTALL, L"Select All",
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AddMenuSeparator(menu);
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AddMenuItem(browser_, handler, menu, MENU_ID_SELECTALL, L"Select All",
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!!(edit_flags & MENU_CAN_SELECT_ALL), label_list);
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} else if(type_flags & MENUTYPE_SELECTION) {
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menu = CreatePopupMenu();
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AddMenuItem(browser_, menu, -1, MENU_ID_COPY, L"Copy",
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AddMenuItem(browser_, handler, menu, MENU_ID_COPY, L"Copy",
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!!(edit_flags & MENU_CAN_COPY), label_list);
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} else if(type_flags & (MENUTYPE_PAGE | MENUTYPE_FRAME)) {
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menu = CreatePopupMenu();
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AddMenuItem(browser_, menu, -1, MENU_ID_NAV_BACK, L"Back",
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AddMenuItem(browser_, handler, menu, MENU_ID_NAV_BACK, L"Back",
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!!(edit_flags & MENU_CAN_GO_BACK), label_list);
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AddMenuItem(browser_, menu, -1, MENU_ID_NAV_FORWARD, L"Forward",
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AddMenuItem(browser_, handler, menu, MENU_ID_NAV_FORWARD, L"Forward",
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!!(edit_flags & MENU_CAN_GO_FORWARD), label_list);
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AddMenuSeparator(menu, -1);
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AddMenuItem(browser_, menu, -1, MENU_ID_PRINT, L"Print",
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AddMenuSeparator(menu);
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AddMenuItem(browser_, handler, menu, MENU_ID_PRINT, L"Print",
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true, label_list);
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AddMenuItem(browser_, menu, -1, MENU_ID_VIEWSOURCE, L"View Source",
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AddMenuItem(browser_, handler, menu, MENU_ID_VIEWSOURCE, L"View Source",
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true, label_list);
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}
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if (menu) {
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// show the context menu
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int selected_id = TrackPopupMenu(menu,
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TPM_LEFTALIGN | TPM_RIGHTBUTTON | TPM_RETURNCMD | TPM_RECURSE,
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screenX, screenY, 0, browser_->UIT_GetMainWndHandle(), NULL);
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if (!menu)
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return;
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if (selected_id != 0) {
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// An action was chosen
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cef_handler_menuid_t menuId =
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static_cast<cef_handler_menuid_t>(selected_id);
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bool handled = false;
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if (handler.get()) {
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// Ask the handler if it wants to handle the action
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handled = handler->OnMenuAction(browser_, menuId);
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}
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// Show the context menu
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int selected_id = TrackPopupMenu(menu,
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TPM_LEFTALIGN | TPM_RIGHTBUTTON | TPM_RETURNCMD | TPM_RECURSE,
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screenX, screenY, 0, browser_->UIT_GetMainWndHandle(), NULL);
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if(!handled) {
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// Execute the action
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browser_->UIT_HandleAction(menuId, browser_->GetFocusedFrame());
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}
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if (selected_id != 0) {
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// An action was chosen
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cef_handler_menuid_t menuId =
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static_cast<cef_handler_menuid_t>(selected_id);
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bool handled = false;
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if (handler.get()) {
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// Ask the handler if it wants to handle the action
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handled = handler->OnMenuAction(browser_, menuId);
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}
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if(!handled) {
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// Execute the action
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browser_->UIT_HandleAction(menuId, browser_->GetFocusedFrame());
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}
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}
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DestroyMenu(menu);
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end:
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MessageLoop::current()->SetNestableTasksAllowed(old_state);
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}
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// Private methods ------------------------------------------------------------
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