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// Copyright (c) 2016 CEF Python. See the Authors and License files.
#include "context_menu_handler.h"
#include "common/DebugLog.h"
#define _MENU_ID_DEVTOOLS MENU_ID_USER_FIRST + 1
#define _MENU_ID_RELOAD_PAGE MENU_ID_USER_FIRST + 2
#define _MENU_ID_OPEN_PAGE_IN_EXTERNAL_BROWSER MENU_ID_USER_FIRST + 3
#define _MENU_ID_OPEN_FRAME_IN_EXTERNAL_BROWSER MENU_ID_USER_FIRST + 4
// Forward declarations
void OpenInExternalBrowser(const std::string& url);
void ContextMenuHandler::OnBeforeContextMenu(
CefRefPtr<CefBrowser> browser,
CefRefPtr<CefFrame> frame,
CefRefPtr<CefContextMenuParams> params,
CefRefPtr<CefMenuModel> model)
{
bool enabled = ApplicationSettings_GetBoolFromDict(
"context_menu", "enabled");
bool navigation = ApplicationSettings_GetBoolFromDict(
"context_menu", "navigation");
bool print = ApplicationSettings_GetBoolFromDict(
"context_menu", "print");
bool view_source = ApplicationSettings_GetBoolFromDict(
"context_menu", "view_source");
bool external_browser = ApplicationSettings_GetBoolFromDict(
"context_menu", "external_browser");
bool devtools = ApplicationSettings_GetBoolFromDict(
"context_menu", "devtools");
if (!enabled) {
model->Clear();
return;
}
if (!navigation) {
model->Remove(MENU_ID_BACK);
model->Remove(MENU_ID_FORWARD);
// Remove separator
model->RemoveAt(0);
}
if (!print) {
model->Remove(MENU_ID_PRINT);
}
if (!view_source) {
model->Remove(MENU_ID_VIEW_SOURCE);
}
if (!params->IsEditable() && params->GetSelectionText().empty()
&& (params->GetPageUrl().length()
|| params->GetFrameUrl().length())) {
if (external_browser) {
model->AddItem(_MENU_ID_OPEN_PAGE_IN_EXTERNAL_BROWSER,
"Open in external browser");
if (params->GetFrameUrl().length()
&& params->GetPageUrl() != params->GetFrameUrl()) {
model->AddItem(_MENU_ID_OPEN_FRAME_IN_EXTERNAL_BROWSER,
"Open frame in external browser");
}
}
if (navigation) {
model->InsertItemAt(2, _MENU_ID_RELOAD_PAGE, "Reload");
}
if (devtools) {
model->AddSeparator();
model->AddItem(_MENU_ID_DEVTOOLS, "Developer Tools");
}
}
}
bool ContextMenuHandler::OnContextMenuCommand(
CefRefPtr<CefBrowser> browser,
CefRefPtr<CefFrame> frame,
CefRefPtr<CefContextMenuParams> params,
int command_id,
EventFlags event_flags)
{
if (command_id == _MENU_ID_OPEN_PAGE_IN_EXTERNAL_BROWSER) {
#if defined(OS_WIN)
ShellExecuteA(0, "open", params->GetPageUrl().ToString().c_str(),
0, 0, SW_SHOWNORMAL);
#elif defined(OS_LINUX)
OpenInExternalBrowser(params->GetPageUrl().ToString());
#endif // OS_WIN
return true;
} else if (command_id == _MENU_ID_OPEN_FRAME_IN_EXTERNAL_BROWSER) {
#if defined(OS_WIN)
ShellExecuteA(0, "open", params->GetFrameUrl().ToString().c_str(),
0, 0, SW_SHOWNORMAL);
#elif defined(OS_LINUX)
OpenInExternalBrowser(params->GetFrameUrl().ToString());
#endif // OS_WIN
return true;
} else if (command_id == _MENU_ID_RELOAD_PAGE) {
browser->ReloadIgnoreCache();
return true;
} else if (command_id == _MENU_ID_DEVTOOLS) {
PyBrowser_ShowDevTools(browser);
return true;
}
return false;
}
void ContextMenuHandler::OnContextMenuDismissed(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefFrame> frame)
{
// PASS
}
// ----------------------------------------------------------------------------
// Context menu utility functions
// ----------------------------------------------------------------------------
#if defined(OS_LINUX)
void OpenInExternalBrowser(const std::string& url)
{
// Linux equivalent of ShellExecute
if (url.empty()) {
DebugLog("Browser: OpenInExternalBrowser() FAILED: url is empty");
return;
}
std::string msg = "Browser: OpenInExternalBrowser(): url=";
msg.append(url.c_str());
DebugLog(msg.c_str());
// xdg-open is a desktop-independent tool for running
// default applications. Installed by default on Ubuntu.
// xdg-open process is running in the backround until
// cefpython app closes.
std::string prog = "xdg-open";
// Using system() opens up for bugs and exploits, not
// recommended.
// Fork yourself and run in parallel, do not block the
// current proces.
char *args[3];
args[0] = (char*) prog.c_str();
args[1] = (char*) url.c_str();
args[2] = 0;
pid_t pid = fork();
if (!pid) {
execvp(prog.c_str(), args);
}
}
#endif