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Reference Guide
ROOT::Experimental::RWebDisplayHandle Class Reference

Handle of created web-based display Depending from type of web display, holds handle of started browser process or other display-specific information to correctly stop and cleanup display.

Definition at line 25 of file RWebDisplayHandle.hxx.

Classes

class  BrowserCreator
 
class  ChromeCreator
 
class  Creator
 !< page content More...
 
class  FirefoxCreator
 

Public Member Functions

 RWebDisplayHandle (const std::string &url)
 constructor More...
 
virtual ~RWebDisplayHandle ()=default
 required virtual destructor for correct cleanup at the end More...
 
const std::string & GetContent () const
 get content More...
 
const std::string & GetUrl () const
 returns url of start web display More...
 
void SetContent (const std::string &cont)
 set content More...
 

Static Public Member Functions

static std::unique_ptr< RWebDisplayHandleDisplay (const RWebDisplayArgs &args)
 Create web display. More...
 
static bool DisplayUrl (const std::string &url)
 Display provided url in configured web browser. More...
 
static bool ProduceImage (const std::string &fname, const std::string &json, int width=800, int height=600)
 Produce image file using JSON data as source Invokes JSROOT drawing functionality in headless browser - Google Chrome or Mozilla Firefox. More...
 

Static Protected Member Functions

static std::unique_ptr< Creator > & FindCreator (const std::string &name, const std::string &libname="")
 Search for specific browser creator If not found, try to add one. More...
 
static std::map< std::string, std::unique_ptr< Creator > > & GetMap ()
 Static holder of registered creators of web displays. More...
 

Private Attributes

std::string fContent
 !< URL used to launch display More...
 
std::string fUrl
 

#include <ROOT/RWebDisplayHandle.hxx>

Inheritance diagram for ROOT::Experimental::RWebDisplayHandle:
[legend]

Constructor & Destructor Documentation

◆ RWebDisplayHandle()

ROOT::Experimental::RWebDisplayHandle::RWebDisplayHandle ( const std::string &  url)
inline

constructor

Definition at line 85 of file RWebDisplayHandle.hxx.

◆ ~RWebDisplayHandle()

virtual ROOT::Experimental::RWebDisplayHandle::~RWebDisplayHandle ( )
virtualdefault

required virtual destructor for correct cleanup at the end

Member Function Documentation

◆ Display()

std::unique_ptr< RWebDisplayHandle > RWebDisplayHandle::Display ( const RWebDisplayArgs args)
static

Create web display.

Parameters
args- defines where and how to display web window Returns RWebDisplayHandle, which holds information of running browser application Can be used fully independent from RWebWindow classes just to show any web page

Definition at line 546 of file RWebDisplayHandle.cxx.

◆ DisplayUrl()

bool RWebDisplayHandle::DisplayUrl ( const std::string &  url)
static

Display provided url in configured web browser.

Parameters
url- specified URL address like https://root.cern Browser can specified when starting root --web=firefox Returns true when browser started It is convenience method, equivalent to:
RWebDisplayArgs args;
args.SetUrl(url);
args.SetStandalone(false);
auto handle = RWebDisplayHandle::Display(args);
static std::unique_ptr< RWebDisplayHandle > Display(const RWebDisplayArgs &args)
Create web display.

Definition at line 618 of file RWebDisplayHandle.cxx.

◆ FindCreator()

std::unique_ptr< RWebDisplayHandle::Creator > & RWebDisplayHandle::FindCreator ( const std::string &  name,
const std::string &  libname = "" 
)
staticprotected

Search for specific browser creator If not found, try to add one.

Parameters
name- creator name like ChromeCreator
libname- shared library name where creator could be provided

Definition at line 67 of file RWebDisplayHandle.cxx.

◆ GetContent()

const std::string & ROOT::Experimental::RWebDisplayHandle::GetContent ( ) const
inline

get content

Definition at line 96 of file RWebDisplayHandle.hxx.

◆ GetMap()

std::map< std::string, std::unique_ptr< RWebDisplayHandle::Creator > > & RWebDisplayHandle::GetMap ( )
staticprotected

Static holder of registered creators of web displays.

Definition at line 55 of file RWebDisplayHandle.cxx.

◆ GetUrl()

const std::string & ROOT::Experimental::RWebDisplayHandle::GetUrl ( ) const
inline

returns url of start web display

Definition at line 91 of file RWebDisplayHandle.hxx.

◆ ProduceImage()

bool RWebDisplayHandle::ProduceImage ( const std::string &  fname,
const std::string &  json,
int  width = 800,
int  height = 600 
)
static

Produce image file using JSON data as source Invokes JSROOT drawing functionality in headless browser - Google Chrome or Mozilla Firefox.

Definition at line 634 of file RWebDisplayHandle.cxx.

◆ SetContent()

void ROOT::Experimental::RWebDisplayHandle::SetContent ( const std::string &  cont)
inline

set content

Definition at line 94 of file RWebDisplayHandle.hxx.

Member Data Documentation

◆ fContent

std::string ROOT::Experimental::RWebDisplayHandle::fContent
private

!< URL used to launch display

Definition at line 29 of file RWebDisplayHandle.hxx.

◆ fUrl

std::string ROOT::Experimental::RWebDisplayHandle::fUrl
private

Definition at line 27 of file RWebDisplayHandle.hxx.


The documentation for this class was generated from the following files: