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cefpython/src/client_handler/context_menu_handler.cpp at master · hyq-python/cefpython · GitHub
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client_handler
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context_menu_handler.cpp
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cefpython
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src
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client_handler
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context_menu_handler.cpp
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//
Copyright (c) 2016 CEF Python, see the Authors file.
//
All rights reserved. Licensed under BSD 3-clause license.
//
Project website: https://github.com/cztomczak/cefpython
#
include
"
context_menu_handler.h
"
#
include
"
include/base/cef_logging.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->
IsVisible
(
MENU_ID_BACK
)
&& model->
IsVisible
(
MENU_ID_FORWARD
)) {
model->
Remove
(
MENU_ID_BACK
);
model->
Remove
(
MENU_ID_FORWARD
);
//
Remove separator
if
(model->
GetTypeAt
(
0
) ==
MENUITEMTYPE_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
()) {
LOG
(
ERROR
) <<
"
[Browser process] OpenInExternalBrowser():
"
"
url is empty
"
;
return
;
}
std::string msg =
"
[Browser process] OpenInExternalBrowser(): url=
"
;
msg.
append
(url.
c_str
());
LOG
(
INFO
) << 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
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