gecko-dev/modules/plugin/default/windows/plugin.cpp

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C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is Mozilla Communicator client code.
*
* The Initial Developer of the Original Code is Netscape Communications
* Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
#include <windows.h>
#include <windowsx.h>
#include "resource.h"
#include "plugin.h"
#include "utils.h"
#include "dialogs.h"
#include "dbg.h"
static char szNullPluginWindowClassName[] = CLASS_NULL_PLUGIN;
static LRESULT CALLBACK NP_LOADDS PluginWndProc(HWND, UINT, WPARAM, LPARAM);
static char szDefaultPluginFinderURL[] = DEFAULT_PLUGINFINDER_URL;
static char szPageUrlForJavaScript[] = PAGE_URL_FOR_JAVASCRIPT;
static char szPageUrlForJVM[] = JVM_SMARTUPDATE_URL;
//static char szPluginFinderCommandFormatString[] = PLUGINFINDER_COMMAND;
static char szPluginFinderCommandBeginning[] = PLUGINFINDER_COMMAND_BEGINNING;
static char szPluginFinderCommandEnd[] = PLUGINFINDER_COMMAND_END;
static char szDefaultFileExt[] = "*";
BOOL RegisterNullPluginWindowClass()
{
assert(hInst != NULL);
WNDCLASS wc;
memset(&wc, 0, sizeof(wc));
wc.lpfnWndProc = (WNDPROC)PluginWndProc;
wc.cbWndExtra = sizeof(DWORD);
wc.hInstance = hInst;
wc.hIcon = LoadIcon(hInst, IDI_APPLICATION);
wc.hCursor = NULL;
wc.hbrBackground = HBRUSH(COLOR_WINDOW + 1);
wc.lpszClassName = szNullPluginWindowClassName;
ATOM aRet = RegisterClass(&wc);
return (aRet != NULL);
}
void UnregisterNullPluginWindowClass()
{
assert(hInst != NULL);
UnregisterClass(szNullPluginWindowClassName, hInst);
}
/*********************************************/
/* */
/* CPlugin class implementation */
/* */
/*********************************************/
CPlugin::CPlugin(HINSTANCE hInst,
NPP pNPInstance,
WORD wMode,
NPMIMEType pluginType,
LPSTR szPageURL,
LPSTR szFileURL,
LPSTR szFileExtension,
BOOL bHidden) :
m_pNPInstance(pNPInstance),
m_wMode(wMode),
m_hInst(hInst),
m_hWnd(NULL),
m_hWndParent(NULL),
m_hWndDialog(NULL),
m_hIcon(NULL),
m_pNPMIMEType(NULL),
m_szPageURL(NULL),
m_szFileURL(NULL),
m_szFileExtension(NULL),
m_bOnline(TRUE),
m_bJava(TRUE),
m_bJavaScript(TRUE),
m_bSmartUpdate(TRUE),
m_szURLString(NULL),
m_szCommandMessage(NULL),
m_bHidden(bHidden)
{
dbgOut1("CPlugin::CPlugin()");
assert(m_hInst != NULL);
assert(m_pNPInstance != NULL);
if((pluginType != NULL) && (lstrlen((LPSTR)pluginType) != 0))
{
m_pNPMIMEType = (NPMIMEType)new char[lstrlen((LPSTR)pluginType) + 1];
if(m_pNPMIMEType != NULL)
lstrcpy((LPSTR)m_pNPMIMEType, pluginType);
}
if((szPageURL != NULL) && (lstrlen(szPageURL) != 0))
{
m_szPageURL = new char[lstrlen(szPageURL) + 1];
if(m_szPageURL != NULL)
lstrcpy(m_szPageURL, szPageURL);
}
if((szFileURL != NULL) && (lstrlen(szFileURL) != 0))
{
m_szFileURL = new char[lstrlen(szFileURL) + 1];
if(m_szFileURL != NULL)
lstrcpy(m_szFileURL, szFileURL);
}
if((szFileExtension != NULL) && (lstrlen(szFileExtension) != 0))
{
m_szFileExtension = new char[lstrlen(szFileExtension) + 1];
if(m_szFileExtension != NULL)
lstrcpy(m_szFileExtension, szFileExtension);
}
m_hIcon = LoadIcon(m_hInst, MAKEINTRESOURCE(IDI_PLUGICON));
char szString[1024] = {'\0'};
LoadString(m_hInst, IDS_CLICK_TO_GET, szString, sizeof(szString));
if(lstrlen(szString) != 0)
{
m_szCommandMessage = new char[lstrlen(szString) + 1];
if(m_szCommandMessage != NULL)
lstrcpy(m_szCommandMessage, szString);
}
}
CPlugin::~CPlugin()
{
dbgOut1("CPlugin::~CPlugin()");
if(m_pNPMIMEType != NULL)
{
delete [] m_pNPMIMEType;
m_pNPMIMEType = NULL;
}
if(m_szPageURL != NULL)
{
delete [] m_szPageURL;
m_szPageURL = NULL;
}
if(m_szFileURL != NULL)
{
delete [] m_szFileURL;
m_szFileURL = NULL;
}
if(m_szFileExtension != NULL)
{
delete [] m_szFileExtension;
m_szFileExtension = NULL;
}
if(m_szURLString != NULL)
{
delete [] m_szURLString;
m_szURLString = NULL;
}
if(m_hIcon != NULL)
{
DestroyIcon(m_hIcon);
m_hIcon = NULL;
}
if(m_szCommandMessage != NULL)
{
delete [] m_szCommandMessage;
m_szCommandMessage = NULL;
}
}
BOOL CPlugin::init(HWND hWndParent)
{
dbgOut1("CPlugin::init()");
if(!m_bHidden)
{
assert(IsWindow(hWndParent));
if(IsWindow(hWndParent))
m_hWndParent = hWndParent;
RECT rcParent;
GetClientRect(m_hWndParent, &rcParent);
CreateWindow(szNullPluginWindowClassName,
"NULL Plugin",
WS_CHILD,
0,0, rcParent.right, rcParent.bottom,
m_hWndParent,
(HMENU)NULL,
m_hInst,
(LPVOID)this);
assert(m_hWnd != NULL);
if((m_hWnd == NULL) || (!IsWindow(m_hWnd)))
return FALSE;
UpdateWindow(m_hWnd);
ShowWindow(m_hWnd, SW_SHOW);
}
if(IsNewMimeType((LPSTR)m_pNPMIMEType) || m_bHidden)
showGetPluginDialog();
return TRUE;
}
void CPlugin::shut()
{
dbgOut1("CPlugin::shut()");
if(m_hWndDialog != NULL)
{
EndDialog(m_hWndDialog, IDCANCEL);
m_hWndDialog = NULL;
}
if(m_hWnd != NULL)
{
DestroyWindow(m_hWnd);
m_hWnd = NULL;
}
}
HWND CPlugin::getWindow()
{
return m_hWnd;
}
BOOL CPlugin::useDefaultURL_P()
{
if((m_szPageURL == NULL) && (m_szFileURL == NULL))
return TRUE;
else
return FALSE;
}
BOOL CPlugin::doSmartUpdate_P()
{
// due to current JavaScript problems never do it smart for now 5.1.98
return FALSE;
if(m_bOnline && m_bJava && m_bJavaScript && m_bSmartUpdate && useDefaultURL_P())
return TRUE;
else
return FALSE;
}
LPSTR CPlugin::createURLString()
{
if(m_szURLString != NULL)
{
delete [] m_szURLString;
m_szURLString = NULL;
}
// check if there is file URL first
if(m_szFileURL != NULL)
{
m_szURLString = new char[lstrlen(m_szFileURL) + 1];
if(m_szURLString == NULL)
return NULL;
lstrcpy(m_szURLString, m_szFileURL);
return m_szURLString;
}
// if not get the page URL
char * szAddress = NULL;
char *urlToOpen = NULL;
char contentTypeIsJava = 0;
if (NULL != m_pNPMIMEType) {
contentTypeIsJava = (0 == strcmp("application/x-java-vm",
m_pNPMIMEType)) ? 1 : 0;
}
if(m_szPageURL != NULL && !contentTypeIsJava)
{
szAddress = new char[lstrlen(m_szPageURL) + 1];
if(szAddress == NULL)
return NULL;
lstrcpy(szAddress, m_szPageURL);
m_szURLString = new char[lstrlen(szAddress) + 1 + lstrlen((LPSTR)m_pNPMIMEType) + 1];
if(m_szURLString == NULL)
return NULL;
// Append the MIME type to the URL
wsprintf(m_szURLString, "%s?%s", szAddress, (LPSTR)m_pNPMIMEType);
}
else // default
{
if(!m_bJavaScript)
{
urlToOpen = szDefaultPluginFinderURL;
if (contentTypeIsJava) {
urlToOpen = szPageUrlForJVM;
}
szAddress = new char[lstrlen(urlToOpen) + 1];
if(szAddress == NULL)
return NULL;
lstrcpy(szAddress, urlToOpen);
m_szURLString = new char[lstrlen(szAddress) + 1 + lstrlen((LPSTR)m_pNPMIMEType) + 1];
if(m_szURLString == NULL)
return NULL;
// Append the MIME type to the URL
wsprintf(m_szURLString, "%s?%s", szAddress, (LPSTR)m_pNPMIMEType);
}
else
{
urlToOpen = szPageUrlForJavaScript;
if (contentTypeIsJava) {
urlToOpen = szPageUrlForJVM;
}
m_szURLString = new char[lstrlen(szPluginFinderCommandBeginning) + lstrlen(urlToOpen) + 10 +
lstrlen((LPSTR)m_pNPMIMEType) + lstrlen(szPluginFinderCommandEnd) + 1];
wsprintf(m_szURLString, "%s%s?mimetype=%s%s",
szPluginFinderCommandBeginning, urlToOpen,
(LPSTR)m_pNPMIMEType, szPluginFinderCommandEnd);
}
}
if(szAddress != NULL)
delete [] szAddress;
return m_szURLString;
}
void CPlugin::getPluginRegular()
{
assert(m_bOnline);
char * szURL = createURLString();
assert(szURL != NULL);
if(szURL == NULL)
return;
dbgOut3("CPlugin::getPluginRegular(), %#08x '%s'", m_pNPInstance, szURL);
if(m_szFileURL != NULL)
NPN_GetURL(m_pNPInstance, szURL, "_current");
else if(m_szPageURL != NULL)
NPN_GetURL(m_pNPInstance, szURL, "_blank");
else if(m_bJavaScript)
NPN_GetURL(m_pNPInstance, szURL, NULL);
else
NPN_GetURL(m_pNPInstance, szURL, "_blank");
}
void CPlugin::getPluginSmart()
{
/*
static char szJSString[2048];
wsprintf(szJSString,
szPluginFinderCommandFormatString,
szDefaultPluginFinderURL,
m_pNPMIMEType,
(m_szFileExtension != NULL) ? m_szFileExtension : szDefaultFileExt);
dbgOut3("%#08x '%s'", m_pNPInstance, szJSString);
assert(lstrlen(szJSString) > 0);
NPN_GetURL(m_pNPInstance, szJSString, "smartupdate_plugin_finder");
*/
}
void CPlugin::showGetPluginDialog()
{
assert(m_pNPMIMEType != NULL);
if(m_pNPMIMEType == NULL)
return;
// Get environment
BOOL bOffline = FALSE;
NPN_GetValue(m_pNPInstance, NPNVisOfflineBool, (void *)&bOffline);
NPN_GetValue(m_pNPInstance, NPNVjavascriptEnabledBool, (void *)&m_bJavaScript);
NPN_GetValue(m_pNPInstance, NPNVasdEnabledBool, (void *)&m_bSmartUpdate);
m_bOnline = !bOffline;
if(m_bOnline && m_bJavaScript && m_bSmartUpdate && useDefaultURL_P())
{
JRIEnv *penv = NPN_GetJavaEnv();
m_bJava = (penv != NULL);
}
dbgOut1("Environment:");
dbgOut2("%s", m_bOnline ? "On-line" : "Off-line");
dbgOut2("Java %s", m_bJava ? "Enabled" : "Disabled");
dbgOut2("JavaScript %s", m_bJavaScript ? "Enabled" : "Disabled");
dbgOut2("SmartUpdate %s", m_bSmartUpdate ? "Enabled" : "Disabled");
if((m_szPageURL != NULL) || (m_szFileURL != NULL) || !m_bJavaScript)
{
int iRet = DialogBoxParam(m_hInst, MAKEINTRESOURCE(IDD_PLUGIN_DOWNLOAD), m_hWnd,
(DLGPROC)GetPluginDialogProc, (LPARAM)this);
if(iRet != IDC_GET_PLUGIN)
return;
}
if(m_szCommandMessage != NULL)
{
delete [] m_szCommandMessage;
m_szCommandMessage = NULL;
}
char szString[1024] = {'\0'};
LoadString(m_hInst, IDS_CLICK_WHEN_DONE, szString, sizeof(szString));
if(lstrlen(szString) != 0)
{
m_szCommandMessage = new char[lstrlen(szString) + 1];
if(m_szCommandMessage != NULL)
lstrcpy(m_szCommandMessage, szString);
}
InvalidateRect(m_hWnd, NULL, TRUE);
UpdateWindow(m_hWnd);
getPluginRegular();
}
//*******************
// NP API handles
//*******************
void CPlugin::resize()
{
dbgOut1("CPlugin::resize()");
}
void CPlugin::print(NPPrint * pNPPrint)
{
dbgOut1("CPlugin::print()");
if(pNPPrint == NULL)
return;
}
void CPlugin::URLNotify(const char * szURL)
{
dbgOut2("CPlugin::URLNotify(), URL '%s'", szURL);
NPStream * pStream = NULL;
char buf[256];
assert(m_hInst != NULL);
assert(m_pNPInstance != NULL);
int iSize = LoadString(m_hInst, IDS_GOING2HTML, buf, sizeof(buf));
NPError rc = NPN_NewStream(m_pNPInstance, "text/html", "asd_plugin_finder", &pStream);
//char buf[] = "<html>\n<body>\n\n<h2 align=center>NPN_NewStream / NPN_Write - This seems to work.</h2>\n\n</body>\n</html>";
int32 iBytes = NPN_Write(m_pNPInstance, pStream, lstrlen(buf), buf);
NPN_DestroyStream(m_pNPInstance, pStream, NPRES_DONE);
}
BOOL CPlugin::readyToRefresh()
{
char szString[1024] = {'\0'};
LoadString(m_hInst, IDS_CLICK_WHEN_DONE, szString, sizeof(szString));
if(m_szCommandMessage == NULL)
return FALSE;
return (lstrcmp(m_szCommandMessage, szString) == 0);
}
//***************************
// Windows message handlers
//***************************
void CPlugin::onCreate(HWND hWnd)
{
m_hWnd = hWnd;
}
void CPlugin::onLButtonUp(HWND hWnd, int x, int y, UINT keyFlags)
{
if(!readyToRefresh())
showGetPluginDialog();
else
NPN_GetURL(m_pNPInstance, "javascript:navigator.plugins.refresh(true)", "_self");
}
void CPlugin::onRButtonUp(HWND hWnd, int x, int y, UINT keyFlags)
{
if(!readyToRefresh())
showGetPluginDialog();
else
NPN_GetURL(m_pNPInstance, "javascript:navigator.plugins.refresh(true)", "_self");
}
static void DrawCommandMessage(HDC hDC, LPSTR szString, LPRECT lprc)
{
if(szString == NULL)
return;
HFONT hFont = GetStockFont(DEFAULT_GUI_FONT);
if(hFont == NULL)
return;
HFONT hFontOld = SelectFont(hDC, hFont);
SIZE sz;
GetTextExtentPoint32(hDC, szString, lstrlen(szString), &sz);
POINT pt;
pt.x = sz.cx;
pt.y = sz.cy;
LPtoDP(hDC, &pt, 1);
int iY = (lprc->bottom / 2) - ((32) / 2) + 36;
int iX = 0;
if(lprc->right > pt.x)
iX = lprc->right/2 - pt.x/2;
else
iX = 1;
RECT rcText;
rcText.left = iX;
rcText.right = rcText.left + pt.x;
rcText.top = iY;
rcText.bottom = rcText.top + pt.y;
int iModeOld = SetBkMode(hDC, TRANSPARENT);
COLORREF crColorOld = SetTextColor(hDC, RGB(0,0,0));
DrawText(hDC, szString, lstrlen(szString), &rcText, DT_CENTER|DT_VCENTER);
SetTextColor(hDC, crColorOld);
SetBkMode(hDC, iModeOld);
SelectFont(hDC, hFontOld);
}
void CPlugin::onPaint(HWND hWnd)
{
RECT rc;
HDC hDC;
PAINTSTRUCT ps;
int x, y;
hDC = BeginPaint(hWnd, &ps);
GetClientRect(hWnd, &rc);
x = (rc.right / 2) - (32 / 2);
y = (rc.bottom / 2) - ((32) / 2);
if(rc.right > 34 && rc.bottom > 34)
{
if(m_hIcon != NULL)
DrawIcon(hDC, x, y, m_hIcon);
POINT pt[5];
// left vert and top horiz highlight
pt[0].x = 1; pt[0].y = rc.bottom-1;
pt[1].x = 1; pt[1].y = 1;
pt[2].x = rc.right-1; pt[2].y = 1;
SelectObject(hDC, (HGDIOBJ)CreatePen(PS_SOLID, 1, GetSysColor(COLOR_3DLIGHT)));
Polyline(hDC, pt, 3);
// left vert and top horiz shadow
pt[0].x = 2; pt[0].y = rc.bottom-3;
pt[1].x = 2; pt[1].y = 2;
pt[2].x = rc.right-2; pt[2].y = 2;
SelectObject(hDC, (HGDIOBJ)CreatePen(PS_SOLID, 1, GetSysColor(COLOR_3DSHADOW)));
Polyline(hDC, pt, 3);
// right vert and bottom horiz highlight
pt[0].x = rc.right-3; pt[0].y = 2;
pt[1].x = rc.right-3; pt[1].y = rc.bottom-3;
pt[2].x = 2; pt[2].y = rc.bottom-3;
SelectObject(hDC, (HGDIOBJ) CreatePen(PS_SOLID, 1, GetSysColor(COLOR_3DLIGHT)));
Polyline(hDC, pt, 3);
// right vert and bottom horiz shadow
pt[0].x = rc.right-1; pt[0].y = 1;
pt[1].x = rc.right-1; pt[1].y = rc.bottom-1;
pt[2].x = 0; pt[2].y = rc.bottom-1;
SelectObject(hDC, (HGDIOBJ)CreatePen(PS_SOLID, 1, GetSysColor(COLOR_3DDKSHADOW)));
Polyline(hDC, pt, 3);
}
DrawCommandMessage(hDC, m_szCommandMessage, &rc);
EndPaint (hWnd, &ps);
}
//**************************
// Plugin window procedure
//**************************
static LRESULT CALLBACK NP_LOADDS PluginWndProc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
CPlugin *pPlugin = (CPlugin *)GetWindowLong(hWnd, GWL_USERDATA);
switch(message)
{
case WM_CREATE:
pPlugin = (CPlugin *)(((CREATESTRUCT FAR*)lParam)->lpCreateParams);
assert(pPlugin != NULL);
SetWindowLong(hWnd, GWL_USERDATA, (LONG)pPlugin);
pPlugin->onCreate(hWnd);
return 0L;
case WM_LBUTTONUP:
HANDLE_WM_LBUTTONUP(hWnd, wParam, lParam, pPlugin->onLButtonUp);
return 0L;
case WM_RBUTTONUP:
HANDLE_WM_RBUTTONUP(hWnd, wParam, lParam, pPlugin->onRButtonUp);
return 0L;
case WM_PAINT:
HANDLE_WM_PAINT(hWnd, wParam, lParam, pPlugin->onPaint);
return 0L;
case WM_MOUSEMOVE:
dbgOut1("MouseMove");
break;
default:
break;
}
return(DefWindowProc(hWnd, message, wParam, lParam));
}