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Copy pathrevbrowser.cpp
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1654 lines (1399 loc) · 42.8 KB
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/* Copyright (C) 2003-2013 Runtime Revolution Ltd.
This file is part of LiveCode.
LiveCode is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License v3 as published by the Free
Software Foundation.
LiveCode is distributed in the hope that it will be useful, but WITHOUT ANY
WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with LiveCode. If not see <http://www.gnu.org/licenses/>. */
#include "core.h"
#include <cstdlib>
#include <cstdio>
#include <cstring>
#include <cmath>
#include <revolution/external.h>
#include "revbrowser.h"
///////////////////////////////////////////////////////////////////////////////
//
// UTILITY FUNCTIONS
#define TRUE true
#ifdef _WINDOWS
#define strncasecmp _strnicmp
#define strcasecmp _stricmp
#endif
inline char *istrdup(const char *p_string)
{
return strdup(p_string);
}
inline char *BoolToStr(bool b)
{
return b ? istrdup("TRUE") : istrdup("FALSE");
}
inline bool StrToBool(char *boolstr)
{
return strncasecmp(boolstr, "TRUE", 4) == 0 ? true : false;
}
inline char *IntToStr(int p_value)
{
char *t_string;
t_string = nil;
// AL-2013-11-01 [[ Bug 11289 ]] Use libcore methods to prevent potential buffer overflows in revbrowser
MCCStringFormat(t_string, "%d", p_value);
return t_string;
}
void DispatchMetaCardMessage(const char *messagename, const char *tmessage)
{
int retvalue = 0;
SetGlobal("XBrowservar",tmessage,&retvalue);
char *mcmessage = nil;
// AL-2013-11-01 [[ Bug 11289 ]] Use libcore methods to prevent potential buffer overflows in revbrowser
MCCStringFormat(mcmessage,"global XBrowservar;send \"%s\" && %s to current card of stack the topstack;put current card of stack topstack;put 0 into Xbrowservar",messagename,tmessage); //of stack the topstack
SendCardMessage(mcmessage, &retvalue);
delete mcmessage;
}
void DispatchMetaCardMessage(const char *messagename, const char *tmessage, int instID)
{
int retvalue = 0;
SetGlobal("XBrowservar",tmessage,&retvalue);
char *mcmessage = nil;
// AL-2013-11-01 [[ Bug 11289 ]] Use libcore methods to prevent potential buffer overflows in revbrowser
MCCStringFormat(mcmessage, "global XBrowservar;send \"%s %s,%s\" to current card of stack the topstack;put 0 into Xbrowservar",messagename,tmessage,instID);
SendCardMessage(mcmessage, &retvalue);
delete mcmessage;
}
///////////////////////////////////////////////////////////////////////////////
//
// INSTANCE HANDLING
//
class BrowserInstances
{
public:
BrowserInstances(void);
~BrowserInstances(void);
void Add(CWebBrowserBase *p_browser, bool p_is_xbrowser);
void Delete(CWebBrowserBase *p_browser);
int GetActiveInstanceId(void);
CWebBrowserBase *GetFirstInstance(void);
CWebBrowserBase *GetActiveInstance(void);
CWebBrowserBase *GetInstance(int p_id);
int GetCallbackDepth(int p_id);
bool Callback(int p_instance_id, const char *p_message, const char *p_url = NULL);
void SetActiveInstanceId(int t_id);
char *GetInstanceIds(void);
private:
struct BrowserInstance
{
BrowserInstance *next;
int instance_id;
char *stack_id;
CWebBrowserBase *browser;
int callback_depth;
bool xbrowser_callbacks;
};
BrowserInstance *m_instances;
BrowserInstance *m_active_instance;
int m_last_instance_id;
};
static BrowserInstances s_browsers;
BrowserInstances::BrowserInstances(void)
{
m_instances = NULL;
m_active_instance = NULL;
m_last_instance_id = 0;
}
BrowserInstances::~BrowserInstances(void)
{
while(m_instances != NULL)
{
BrowserInstance *t_next;
t_next = m_instances -> next;
if (m_instances -> stack_id != NULL)
free(m_instances -> stack_id);
delete m_instances -> browser;
delete m_instances;
m_instances = t_next;
}
}
void BrowserInstances::Add(CWebBrowserBase *p_browser, bool p_is_xbrowser)
{
BrowserInstance *t_instance;
t_instance = new BrowserInstance;
t_instance -> next = m_instances;
t_instance -> instance_id = ++m_last_instance_id;
t_instance -> stack_id = NULL;
t_instance -> browser = p_browser;
t_instance -> xbrowser_callbacks = p_is_xbrowser;
t_instance -> callback_depth = 0;
m_instances = t_instance;
m_active_instance = t_instance;
p_browser -> SetInst(t_instance -> instance_id);
}
void BrowserInstances::Delete(CWebBrowserBase *p_browser)
{
BrowserInstance *t_instance, *t_last_instance;
for(t_instance = m_instances, t_last_instance = NULL; t_instance != NULL; t_last_instance = t_instance, t_instance = t_instance -> next)
if (t_instance -> browser == p_browser)
break;
if (t_instance != NULL)
{
if (t_last_instance != NULL)
t_last_instance -> next = t_instance -> next;
else
m_instances = t_instance -> next;
if (m_active_instance == t_instance)
m_active_instance = m_instances;
if (t_instance -> stack_id != NULL)
free(t_instance -> stack_id);
delete t_instance -> browser;
delete t_instance;
}
}
int BrowserInstances::GetActiveInstanceId(void)
{
if (m_active_instance == NULL)
return 0;
return m_active_instance -> instance_id;
}
CWebBrowserBase *BrowserInstances::GetFirstInstance(void)
{
if (m_instances == NULL)
return NULL;
return m_instances -> browser;
}
CWebBrowserBase *BrowserInstances::GetActiveInstance(void)
{
if (m_active_instance == NULL)
return NULL;
return m_active_instance -> browser;
}
CWebBrowserBase *BrowserInstances::GetInstance(int p_id)
{
for(BrowserInstance *t_instance = m_instances; t_instance != NULL; t_instance = t_instance -> next)
if (t_instance -> instance_id == p_id)
return t_instance -> browser;
return NULL;
}
void BrowserInstances::SetActiveInstanceId(int p_id)
{
for(BrowserInstance *t_instance = m_instances; t_instance != NULL; t_instance = t_instance -> next)
if (t_instance -> instance_id == p_id)
m_active_instance = t_instance;
}
char *BrowserInstances::GetInstanceIds(void)
{
char *t_buffer;
t_buffer = nil;
for(BrowserInstance *t_instance = m_instances; t_instance != NULL; t_instance = t_instance -> next)
{
// AL-2013-11-01 [[ Bug 11289 ]] Use libcore methods to prevent potential buffer overflows in revbrowser
if (t_instance == m_instances)
MCCStringFormat(t_buffer, "%d", t_instance -> instance_id);
else
MCCStringAppendFormat(t_buffer, ",%d", t_instance -> instance_id);
}
return t_buffer;
}
int BrowserInstances::GetCallbackDepth(int p_id)
{
BrowserInstance *t_instance;
for(t_instance = m_instances; t_instance != NULL; t_instance = t_instance -> next)
if (t_instance -> instance_id == p_id)
break;
if (t_instance != NULL)
return t_instance -> callback_depth;
return 0;
}
bool BrowserInstances::Callback(int p_id, const char *p_message, const char *p_argument)
{
static const char *s_message_template =
"global XBrowservar;\
if XBrowservar is empty or the windowId of XBrowservar is not %d then;\
repeat for each line tLine in the openStacks;\
if the windowId of stack tLine is %d then;\
put the long id of stack tLine into XBrowservar;\
exit repeat;\
end if;\
end repeat;\
end if;\
send \"%s%s\" && %d to this card of XBrowservar";
static const char *s_xbrowser_message_template_with_argument =
"global XBrowservar;\
if XBrowservar is empty or the windowId of XBrowservar is not %d then;\
repeat for each line tLine in the openStacks;\
if the windowId of stack tLine is %d then;\
put the long id of stack tLine into XBrowservar;\
exit repeat;\
end if;\
end repeat;\
end if;\
send \"XBrowser_%s\" && quote & \"%s\" & quote, %d to this card of XBrowservar";
static const char *s_message_template_with_argument =
"global XBrowservar;\
if XBrowservar is empty or the windowId of XBrowservar is not %d then;\
repeat for each line tLine in the openStacks;\
if the windowId of stack tLine is %d then;\
put the long id of stack tLine into XBrowservar;\
exit repeat;\
end if;\
end repeat;\
end if;\
send \"browser%s\" && %d, quote & \"%s\" & quote to this card of XBrowservar";
BrowserInstance *t_instance;
for(t_instance = m_instances; t_instance != NULL; t_instance = t_instance -> next)
if (t_instance -> instance_id == p_id)
break;
if (t_instance == NULL)
return true;
int t_retval;
if (t_instance -> stack_id != NULL)
SetGlobal("XBrowservar", t_instance -> stack_id, &t_retval);
else
SetGlobal("XBrowservar", "", &t_retval);
int t_window_id;
t_window_id = t_instance -> browser -> GetWindowId();
char *t_message;
t_message = nil;
// AL-2013-11-01 [[ Bug 11289 ]] Use libcore methods to prevent potential buffer overflows in revbrowser
if (p_argument == NULL)
MCCStringFormat(t_message, s_message_template, t_window_id, t_window_id, t_instance -> xbrowser_callbacks ? "XBrowser_" : "browser", p_message, p_id);
else
{
if (t_instance -> xbrowser_callbacks)
MCCStringFormat(t_message, s_xbrowser_message_template_with_argument, t_window_id, t_window_id, p_message, p_argument, p_id);
else
MCCStringFormat(t_message, s_message_template_with_argument, t_window_id, t_window_id, p_message, p_id, p_argument);
}
SetGlobal(t_instance -> xbrowser_callbacks ? "XBrowserCancel" : "browserCancel", "FALSE", &t_retval);
t_instance -> callback_depth += 1;
SendCardMessage(t_message, &t_retval);
t_instance -> callback_depth -= 1;
delete t_message;
if (t_instance -> stack_id != NULL)
free(t_instance -> stack_id);
t_instance -> stack_id = GetGlobal("XBrowservar", &t_retval);
bool t_pass;
char *t_cancel;
t_cancel = GetGlobal(t_instance -> xbrowser_callbacks ? "XBrowserCancel" : "browserCancel", &t_retval);
if (t_cancel != NULL)
{
t_pass = !StrToBool(t_cancel);
free(t_cancel);
}
else
t_pass = true;
return t_pass;
}
///////////////////////////////////////////////////////////////////////////////
//
// PROPERTY HANDLING
//
enum BrowserProperty
{
BROWSERPROP_UNDEFINED,
BROWSERPROP_BUSY,
BROWSERPROP_HTMLTEXT,
BROWSERPROP_RECT,
BROWSERPROP_URL,
BROWSERPROP_OFFLINE,
BROWSERPROP_VISIBLE,
BROWSERPROP_CONTEXTMENU,
BROWSERPROP_HTMLIMAGE,
BROWSERPROP_SCROLLBARS,
BROWSERPROP_SHOWBORDER,
BROWSERPROP_NEWWINDOW,
BROWSERPROP_SCALE,
BROWSERPROP_TITLE,
BROWSERPROP_VERSION,
BROWSERPROP_BROWSER, /* cb added for plugin control */
BROWSERPROP_INSTANCE, /* cb added for multi instance support */
BROWSERPROP_INSTLIST,
BROWSERPROP_MESSAGES,
BROWSERPROP_SELECTED, /* cb added for accessing selected text */
BROWSERPROP_VSCROLL,
BROWSERPROP_HSCROLL,
BROWSERPROP_FORMATTEDHEIGHT,
BROWSERPROP_FORMATTEDWIDTH,
BROWSERPROP_FORMATTEDRECT,
BROWSERPROP_WINDOWID,
BROWSERPROP_USERAGENT,
};
struct BrowserProp
{
BrowserProperty prop;
const char *str;
};
BrowserProp browserProperties[] =
{
{BROWSERPROP_BUSY,"BUSY"},
{BROWSERPROP_HTMLTEXT,"HTMLTEXT"},
{BROWSERPROP_RECT,"RECT"},
{BROWSERPROP_URL,"URL"},
{BROWSERPROP_OFFLINE,"OFFLINE"},
{BROWSERPROP_CONTEXTMENU,"CONTEXTMENU"},
{BROWSERPROP_VISIBLE,"VISIBLE"},
{BROWSERPROP_HTMLIMAGE,"HTMLIMAGE"},
{BROWSERPROP_SCROLLBARS,"SCROLLBARS"},
{BROWSERPROP_SHOWBORDER,"SHOWBORDER"},
{BROWSERPROP_NEWWINDOW,"NEWWINDOW"},
{BROWSERPROP_BROWSER, "BROWSER"},
{BROWSERPROP_TITLE, "TITLE"},
{BROWSERPROP_VERSION, "VERSION"},
{BROWSERPROP_SCALE, "SCALE"},
{BROWSERPROP_INSTANCE, "INSTANCE"},
{BROWSERPROP_INSTLIST, "INSTANCES"},
{BROWSERPROP_SELECTED, "SELECTED"},
{BROWSERPROP_MESSAGES, "MESSAGES"},
{BROWSERPROP_VSCROLL, "VSCROLL"},
{BROWSERPROP_HSCROLL, "HSCROLL"},
{BROWSERPROP_FORMATTEDHEIGHT, "FORMATTEDHEIGHT"},
{BROWSERPROP_FORMATTEDWIDTH, "FORMATTEDWIDTH"},
{BROWSERPROP_FORMATTEDRECT, "FORMATTEDRECT"},
{BROWSERPROP_WINDOWID, "WINDOWID"},
{BROWSERPROP_USERAGENT, "USERAGENT"},
};
///////////////////////////////////////////////////////////////////////////////
//
// CALLBACKS
//
// Callback:
// XBrowser_BeforeNavigate pURL
// Description:
// The browser sends this message before it navigates to a new URL.
//
// To prevent the navigation from occuring, set the global variable
// XBrowserCancel to true.
//
void CB_NavigateRequest(int p_instance_id, const char *p_url, bool *r_cancel)
{
*r_cancel = !s_browsers . Callback(p_instance_id, "BeforeNavigate", p_url);
}
// Callback:
// XBrowser_Over pElementId, pInstanceId
// Description:
// The browser sends this message when the mouse is moving over the
// given instance.
//
void CB_ElementEnter(int p_instance_id, const char *p_element)
{
s_browsers . Callback(p_instance_id, "Over", p_element);
}
// Callback:
// XBrowser_Out pElementId, pInstanceId
// Description:
// The browser sends this message when the mouse moves out of the
// given instance.
//
void CB_ElementLeave(int p_instance_id, const char *p_element)
{
s_browsers . Callback(p_instance_id, "Out", p_element);
}
// Callback:
// XBrowser_Click pElementId, pInstanceId
// Description:
// The browser sends this message when the mouse is clicked in the
// given instance.
//
void CB_ElementClick(int p_instance_id, const char *p_element)
{
s_browsers . Callback(p_instance_id, "Click", p_element);
}
// Callback:
// XBrowser_New pInstanceId
// Description:
// The browser sends this message when a new instance is created
// with the given instance id.
//
void CB_CreateInstance(int p_instance_id)
{
s_browsers . Callback(p_instance_id, "NewInstance");
}
// Callback:
// XBrowser_Closing pInstanceId
// Description:
// The browser sends this message when an instance is being
// destroyed.
//
void CB_DestroyInstance(int p_instance_id)
{
s_browsers . Callback(p_instance_id, "Closing");
}
// Callback:
// XBrowser_RequestDownload pURL, pInstanceId
// Description:
// The browser sends this message when a download has been
// requested.
//
// To prevent the navigation from occuring, set the global variable
// XBrowserCancel to true.
//
void CB_DownloadRequest(int p_instance_id, const char *p_url, bool *r_cancel)
{
*r_cancel = !s_browsers . Callback(p_instance_id, "DownloadRequest", p_url);
}
// Callback:
// XBrowser_BeforeNavigateFrame pURL, pInstanceId
// Description:
// The browser sends this message before it navigates to a new URL
// in a frame.
//
// To prevent the navigation from occuring, set the global variable
// XBrowserCancel to true.
//
void CB_NavigateFrameRequest(int p_instance_id, const char *p_url, bool *r_cancel)
{
*r_cancel = !s_browsers . Callback(p_instance_id, "BeforeNavigateFrame", p_url);
}
// Callback:
// XBrowser_NavigateComplete pURL, pInstanceId
// Description:
// The browser sends this message when a given URL has been navigated
// to, but not necessarily finished loading.
//
void CB_NavigateComplete(int p_instance_id, const char *p_url)
{
s_browsers . Callback(p_instance_id, "NavigateComplete", p_url);
}
// Callback:
// XBrowser_NavigateCompleteFrame pURL, pInstanceId
// Description:
// The browser sends this message when a given URL has been navigated
// to in a frame, but not necessarily finished loading.
//
void CB_NavigateFrameComplete(int p_instance_id, const char *p_url)
{
s_browsers . Callback(p_instance_id, "NavigateCompleteFrame", p_url);
}
// Callback:
// XBrowser_DocumentComplete pURL, pInstanceId
// Description:
// The browser sends this message when a given URL has finished
// loading.
//
void CB_DocumentComplete(int p_instance_id, const char *p_url)
{
s_browsers . Callback(p_instance_id, "DocumentComplete", p_url);
}
// Callback:
// XBrowser_DocumentCompleteFrame pURL, pInstanceId
// Description:
// The browser sends this message when a given URL has finished
// loading into a frame.
//
void CB_DocumentFrameComplete(int p_instance_id, const char *p_url)
{
s_browsers . Callback(p_instance_id, "DocumentCompleteFrame", p_url);
}
// Callback:
// XBrowser_NewURLWindow pURL, pInstanceId
// Description:
// The browser sends this message when a given URL has been opened
// into a new window.
//
void CB_NewWindow(int p_instance_id, const char *p_url)
{
s_browsers . Callback(p_instance_id, "NewURLWindow", p_url);
}
///////////////////////////////////////////////////////////////////////////////
//
// COMMAND HANDLING
//
// Command:
// revBrowserOpen(pWindowID, [ pURL ])
// XBrowser_Open pWindowId, [ pURL ]
// Description:
// Open a new browser in the window with the given windowId, and navigate to
// the given URL.
// Result:
// The instance ID of the new browser.
//
void commonBrowserOpen(bool p_is_xbrowser, char *args[], int nargs, char **retstring, Bool *pass, Bool *error)
{
char *result = NULL;
char inID[255];
if( nargs > 0 )
{
CWebBrowserBase *t_browser;
t_browser = InstantiateBrowser(atoi(args[0]));
if (t_browser != NULL)
{
s_browsers . Add(t_browser, p_is_xbrowser);
sprintf(inID, "%i", s_browsers . GetActiveInstanceId());
result = istrdup(inID);
CB_CreateInstance(s_browsers . GetActiveInstanceId());
if (nargs == 2)
{
t_browser -> GoURL(args[1]);
t_browser -> SetVisible(TRUE);
}
}
else
{
*retstring = strdup("creation failed");
*error = True;
*pass = False;
return;
}
}
*error = False;
*pass = False;
*retstring = result != NULL ? result : (char *)calloc(1,0);
}
void revBrowserOpen(char *args[], int nargs, char **retstring, Bool *pass, Bool *error)
{
commonBrowserOpen(false, args, nargs, retstring, pass, error);
}
void XBrowserOpen(char *args[], int nargs, char **retstring, Bool *pass, Bool *error)
{
commonBrowserOpen(true, args, nargs, retstring, pass, error);
}
// Command:
// XBrowser_Init
// Description:
// No longer needed.
//
void XBrowserInit(char *args[], int nargs, char **retstring, Bool *pass, Bool *error)
{
char *result = NULL;
*error = False;
*pass = False;
*retstring = result != NULL ? result : (char *)calloc(1,0);
}
// Command:
// revBrowserNavigate pInstanceId, pURL
// XBrowser_Navigate pURL, [ pInstanceId ]
// Description:
// Navigate to the given URL in the browser identified by pInstanceId. If no instance
// id is specified, the last created browser is used.
//
void revBrowserNavigate(CWebBrowserBase *p_instance, char *args[], int nargs, char **retstring, Bool *pass, Bool *error)
{
char *result = NULL;
CWebBrowserBase *t_browser;
t_browser = p_instance;
if (t_browser != NULL)
{
if (nargs == 2)
t_browser -> GoURL(args[0], args[1]);
else
t_browser -> GoURL(args[0]);
}
*error = False;
*pass = False;
*retstring = result != NULL ? result: (char *)calloc(1,0);
}
// Command:
// revBrowserBack pInstanceId
// XBrowser_Back [ pInstanceId ]
// Description:
// Go back in the browser specified by pInstanceId. If no instance
// id is specified, the last created browser is used.
//
void revBrowserBack(CWebBrowserBase *p_instance, char *args[], int nargs, char **retstring, Bool *pass, Bool *error)
{
char *result = NULL;
CWebBrowserBase *t_browser;
t_browser = p_instance;
if (t_browser != NULL)
t_browser -> GoBack();
*error = False;
*pass = False;
*retstring = result != NULL ? result: (char *)calloc(1,0);
}
void revBrowserFind(CWebBrowserBase *p_instance, char *args[], int nargs, char **retstring, Bool *pass, Bool *error)
{
const char *t_result;
t_result = NULL;
CWebBrowserBase *t_browser;
if (t_result == NULL)
t_browser = p_instance;
if (t_result == NULL)
if (nargs != 2)
t_result = "incorrect number of arguments";
bool t_search_up;
t_search_up = false;
if (t_result == NULL)
t_search_up = strcmp(args[1], "up") == 0;
if (t_browser != NULL)
if (!t_browser -> FindString(args[0], t_search_up))
t_result = "not found";
*error = False;
*pass = False;
if (t_result == NULL)
*retstring = strdup("");
else
*retstring = strdup(t_result);
}
void revBrowserCallScript(CWebBrowserBase *p_instance, char *p_arguments[], int p_argument_count, char **r_result, Bool *r_pass, Bool *r_error)
{
*r_error = False;
// We must be given either at least 1 argument. The first argument is the function name to call,
// any subsequent arguments are parameters to the function.
if (!*r_error)
{
if (p_argument_count < 1)
{
*r_result = strdup("incorrect number of arguments");
*r_error = True;
}
}
CWebBrowserBase *t_browser;
if (!*r_error)
t_browser = p_instance;
char *t_result;
t_result = NULL;
if (!*r_error)
{
t_result = t_browser -> CallScript(p_arguments[0], &p_arguments[1], (p_argument_count - 1));
if (t_result == NULL)
{
*r_result = strdup("error in script");
*r_error = True;
}
else
*r_result = strdup(t_result);
}
if (t_result != NULL)
free(t_result);
*r_pass = False;
}
void revBrowserExecuteScript(CWebBrowserBase *p_instance, char *args[], int nargs, char **retstring, Bool *pass, Bool *error)
{
*error = False;
if (!*error)
if (nargs != 1)
{
*retstring = strdup("incorrect number of arguments");
*error = True;
}
CWebBrowserBase *t_browser;
if (!*error)
t_browser = p_instance;
char *t_result;
t_result = NULL;
if (!*error)
{
t_result = t_browser -> ExecuteScript(args[0]);
if (t_result == NULL)
{
*retstring = "error in script";
*error = True;
}
else
*retstring = strdup(t_result);
}
if (t_result != NULL)
free(t_result);
*pass = False;
}
// Command:
// revBrowserForward pInstanceId
// XBrowser_Forward [ pInstanceId ]
// Description:
// Go forward in the browser specified by pInstanceId. If no instance
// id is specified, the last created browser is used.
//
void revBrowserForward(CWebBrowserBase *p_instance, char *args[], int nargs, char **retstring, Bool *pass, Bool *error)
{
char *result = NULL;
CWebBrowserBase *t_browser;
t_browser = p_instance;
if (t_browser != NULL)
t_browser -> GoForward();
*error = False;
*pass = False;
*retstring = result != NULL ? result: (char *)calloc(1,0);
}
// Command:
// revBrowserRefresh pInstanceId
// XBrowser_Refresh [ pInstanceId ]
// Description:
// Refresh the browser specified by pInstanceId. If no instance
// id is specified, the last created browser is used.
//
void revBrowserRefresh(CWebBrowserBase *p_instance, char *args[], int nargs, char **retstring, Bool *pass, Bool *error)
{
char *result = NULL;
CWebBrowserBase *t_browser;
t_browser = p_instance;
if (t_browser != NULL)
t_browser -> Refresh();
*error = False;
*pass = False;
*retstring = result != NULL ? result: (char *)calloc(1,0);
}
// Command:
// revBrowserStop pInstanceId
// XBrowser_Stop [ pInstanceId ]
// Description:
// Stop the browser specified by pInstanceId. If no instance
// id is specified, the last created browser is used.
//
void revBrowserStop(CWebBrowserBase *p_instance, char *args[], int nargs, char **retstring, Bool *pass, Bool *error)
{
char *result = NULL;
CWebBrowserBase *t_browser;
t_browser = p_instance;
if (t_browser != NULL)
t_browser -> Stop();
*error = False;
*pass = False;
*retstring = result != NULL ? result: (char *)calloc(1,0);
}
// Command:
// revBrowserClose pInstanceId
// XBrowser_Close [ pInstanceId ]
// Description:
// Close the browser specified by pInstanceId. If no instance
// id is specified, the last created browser is used.
//
void revBrowserClose(CWebBrowserBase *p_instance, char *args[], int nargs, char **retstring, Bool *pass, Bool *error)
{
char *result = NULL;
CWebBrowserBase *t_browser;
t_browser = p_instance;
if (t_browser != NULL)
{
if (s_browsers . GetCallbackDepth(t_browser -> GetInst()) > 0)
{
*error = True;
*pass = False;
*retstring = strdup("can't close browser inside callback");
return;
}
CB_DestroyInstance(t_browser -> GetInst());
s_browsers . Delete(t_browser);
}
*error = False;
*pass = False;
*retstring = result != NULL ? result: (char *)calloc(1,0);
}
// Command:
// revBrowserFocus pInstanceId
// XBrowser_Focus [ pInstanceId ]
// Description:
// Focus the browser specified by pInstanceId. If no instance
// id is specified, the last created browser is used.
//
void revBrowserFocus(CWebBrowserBase *p_instance, char *args[], int nargs, char **retstring, Bool *pass, Bool *error)
{
char *result = NULL;
*error = False;
*pass = False;
CWebBrowserBase *t_browser;
t_browser = p_instance;
if (t_browser != NULL)
t_browser -> Focus();
*retstring = result != NULL ? result: (char *)calloc(1,0);
}
// Command:
// revBrowserUnfocus pInstanceId
// XBrowser_Unfocus [ pInstanceId ]
// Description:
// Unfocus the browser specified by pInstanceId. If no instance
// id is specified, the last created browser is used.
//
void revBrowserUnfocus(CWebBrowserBase *p_instance, char *args[], int nargs, char **retstring, Bool *pass, Bool *error)
{
char *result = NULL;
*error = False;
*pass = False;
CWebBrowserBase *t_browser;
t_browser = p_instance;
if (t_browser != NULL)
t_browser -> Unfocus();
*retstring = result != NULL ? result: (char *)calloc(1,0);
}
// Command:
// revBrowserPrint pInstanceId
// XBrowser_Print [ pInstanceId ]
// Description:
// Print the page displayed in the browser specified by pInstanceId. If no instance
// id is specified, the last created browser is used.
//
void revBrowserPrint(CWebBrowserBase *p_instance, char *args[], int nargs, char **retstring, Bool *pass, Bool *error)
{
char *result = NULL;
CWebBrowserBase *t_browser;
t_browser = p_instance;
if (t_browser != NULL)
t_browser -> Print();
*error = False;
*pass = False;
*retstring = result != NULL ? result: (char *)calloc(1,0);
}
// Command:
// revBrowserRedraw pInstanceId
// XBrowser_Redraw [ pInstanceId ]
// Description:
// Redraw the page displayed in the browser specified by pInstanceId. If no instance
// id is specified, the last created browser is used.
//
void revBrowserRedraw(CWebBrowserBase *p_instance, char *args[], int nargs, char **retstring, Bool *pass, Bool *error)
{
char *result = NULL;