contrib » msvc » mngplg » mngplg-src-1.0.1

npmngplg.c File Reference

#include <windows.h>
#include <commdlg.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <malloc.h>
#include <stdarg.h>
#include "resource.h"
#include "libmng.h"
#include "jversion.h"
#include "zlib.h"
#include "npapidefs.h"

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Data Structures

struct  PluginInstance

Defines

#define MNGPLG_CMS
#define IDBASE   47000
#define ID_SAVEAS   (IDBASE+0)
#define ID_COPYIMAGE   (IDBASE+1)
#define ID_COPYURL   (IDBASE+2)
#define ID_VIEWIMAGE   (IDBASE+3)
#define ID_ABOUT   (IDBASE+4)
#define ID_FREEZE   (IDBASE+5)
#define ID_RESTARTANIM   (IDBASE+6)
#define ID_COPYLINKLOC   (IDBASE+7)
#define ID_STOPANIM   (IDBASE+8)
#define ID_SHOWERROR   (IDBASE+9)
#define ID_PROPERTIES   (IDBASE+10)
#define MNGPLGVERS   "1.0.1"
#define STATE_INIT   0
#define STATE_LOADING   1
#define STATE_VALIDFRAME   2
#define STATE_LOADED   3
#define MAXLEN_TEXT   5000
#define MAXLEN_URL   300
#define MAXLEN_TARGET   100
#define MNGPLG_CALLBACK   MNG_DECL
#define IDC_HAND   MAKEINTRESOURCE(32649)
#define SCROLLLINE   40
#define ALLOC_CHUNK_SIZE   131072
#define MOUSE_POLL_INTERVAL   100

Functions

LRESULT CALLBACK DlgProcAbout (HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam)
LRESULT CALLBACK DlgProcProp (HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam)
LRESULT CALLBACK PluginWindowProc (HWND hWnd, UINT Msg, WPARAM wParam, LPARAM lParam)
void set_scrollbars (PluginInstance *This)
static const char * NPN_UserAgent (NPP instance)
static NPError NPN_GetURL (NPP instance, const char *url, const char *target)
BOOL APIENTRY DllMain (HANDLE hModule, DWORD reason, LPVOID lpReserved)
static void warn (PluginInstance *This, char *fmt,...)
static void set_error (PluginInstance *This, char *fmt,...)
static mng_ptr MNG_DECL memallocfunc (mng_size_t n)
static void MNG_DECL memfreefunc (mng_ptr p, mng_size_t n)
static mng_bool MNG_DECL callback_openstream (mng_handle mng)
static mng_bool MNG_DECL callback_closestream (mng_handle mng)
static mng_bool MNG_DECL callback_readdata (mng_handle mng, mng_ptr pBuf, mng_uint32 Buflen, mng_uint32 *pRead)
static mng_bool MNG_DECL callback_processheader (mng_handle mng, mng_uint32 iWidth, mng_uint32 iHeight)
static mng_ptr MNG_DECL callback_getcanvasline (mng_handle mng, mng_uint32 iLinenr)
static mng_bool MNG_DECL callback_refresh (mng_handle mng, mng_uint32 iLeft, mng_uint32 iTop, mng_uint32 iRight, mng_uint32 iBottom)
static mng_uint32
MNG_DECL 		callback_gettickcount (mng_handle mng)
static mng_bool MNG_DECL callback_settimer (mng_handle mng, mng_uint32 iMsecs)
static mng_bool MNG_DECL callback_processtext (mng_handle mng, mng_uint8 iType, mng_pchar zKeyword, mng_pchar zText, mng_pchar zLanguage, mng_pchar zTranslation)
static int file_exists (const char *fn)
static void handle_read_error (PluginInstance *This, mng_retcode rv)
static int init_color_management (PluginInstance *This)
static int my_init_mng (PluginInstance *This)
static NPError NPP_Initialize (void)
static void NPP_Shutdown (void)
static unsigned char gethex (const char *s)
static void hexcolor2rgb (const char *s, mng_uint16 *r, mng_uint16 *g, mng_uint16 *b)
static void find_window_size (PluginInstance *This)
static void scrollmsg (PluginInstance *This, UINT msg, int code, short int pos)
static NPError NPP_New (NPMIMEType pluginType, NPP instance, uint16 mode, int16 argc, char *argn[], char *argv[], NPSavedData *saved)
static void BeforeDestroyWindow (PluginInstance *This)
static NPError NPP_Destroy (NPP instance, NPSavedData **save)
static NPError NPP_SetWindow (NPP instance, NPWindow *window)
static NPError NPP_NewStream (NPP instance, NPMIMEType type, NPStream *stream, NPBool seekable, uint16 *stype)
static int32 NPP_WriteReady (NPP instance, NPStream *stream)
static int32 NPP_Write (NPP instance, NPStream *stream, int32 offset, int32 len, void *buffer)
static NPError NPP_DestroyStream (NPP instance, NPStream *stream, NPError reason)
static void NPP_StreamAsFile (NPP instance, NPStream *stream, const char *fname)
static void NPP_Print (NPP instance, NPPrint *printInfo)
static void NPP_URLNotify (NPP instance, const char *url, NPReason reason, void *notifyData)
static void url2filename (char *fn, char *url)
static void escapeformenu (unsigned char *s1)
static char * get_imagetype_name (mng_imgtype t)
static void SaveImage (PluginInstance *This)
static void CopyToClipboard (PluginInstance *This, unsigned char *mem, int size, UINT format)
static void AboutDialog (PluginInstance *This)
static void PropDialog (PluginInstance *This)
static void display_last_error (PluginInstance *This)
static void DynamicMNG_FireEvent (PluginInstance *This, mng_uint8 eventtype, POINTS pos)
static void ContextMenu (PluginInstance *This, HWND hwnd)
static JRIGlobalRef Private_GetJavaClass (void)
NPError WINAPI NP_GetEntryPoints (NPPluginFuncs *pFuncs)
NPError WINAPI NP_Initialize (NPNetscapeFuncs *pFuncs)
NPError WINAPI NP_Shutdown ()

Variables

static const char * gInstanceLookupString = "pdata"
static HMODULE g_hInst = NULL
static HCURSOR hcurHandNS
static HFONT hfontMsg
static NPNetscapeFuncs * g_pNavigatorFuncs
static NPPluginFuncs * g_pluginFuncs

Define Documentation

#define ALLOC_CHUNK_SIZE   131072

Definition at line 994 of file npmngplg.c.

Referenced by NPP_Write().

#define ID_ABOUT   (IDBASE+4)

Definition at line 30 of file npmngplg.c.

Referenced by ContextMenu().

#define ID_COPYIMAGE   (IDBASE+1)

Definition at line 27 of file npmngplg.c.

Referenced by ContextMenu().

#define ID_COPYLINKLOC   (IDBASE+7)

Definition at line 33 of file npmngplg.c.

Referenced by ContextMenu().

#define ID_COPYURL   (IDBASE+2)

Definition at line 28 of file npmngplg.c.

Referenced by ContextMenu().

#define ID_FREEZE   (IDBASE+5)

Definition at line 31 of file npmngplg.c.

Referenced by ContextMenu().

#define ID_PROPERTIES   (IDBASE+10)

Definition at line 36 of file npmngplg.c.

Referenced by ContextMenu().

#define ID_RESTARTANIM   (IDBASE+6)

Definition at line 32 of file npmngplg.c.

Referenced by ContextMenu().

#define ID_SAVEAS   (IDBASE+0)

Definition at line 26 of file npmngplg.c.

Referenced by ContextMenu().

#define ID_SHOWERROR   (IDBASE+9)

Definition at line 35 of file npmngplg.c.

Referenced by ContextMenu().

#define ID_STOPANIM   (IDBASE+8)

Definition at line 34 of file npmngplg.c.

Referenced by ContextMenu().

#define ID_VIEWIMAGE   (IDBASE+3)

Definition at line 29 of file npmngplg.c.

Referenced by ContextMenu().

#define IDBASE   47000

Definition at line 25 of file npmngplg.c.

#define IDC_HAND   MAKEINTRESOURCE(32649)

Referenced by NPP_Initialize().

#define MAXLEN_TARGET   100

Definition at line 60 of file npmngplg.c.

Referenced by NPP_New().

#define MAXLEN_TEXT   5000

Definition at line 57 of file npmngplg.c.

Referenced by callback_processtext().

#define MAXLEN_URL   300

Definition at line 59 of file npmngplg.c.

Referenced by NPP_New().

#define MNGPLG_CALLBACK   MNG_DECL

Definition at line 215 of file npmngplg.c.

#define MNGPLG_CMS

Definition at line 22 of file npmngplg.c.

#define MNGPLGVERS   "1.0.1"

Definition at line 38 of file npmngplg.c.

Referenced by DlgProcAbout().

#define MOUSE_POLL_INTERVAL   100

Referenced by PluginWindowProc().

#define SCROLLLINE   40

Definition at line 693 of file npmngplg.c.

Referenced by scrollmsg().

#define STATE_INIT   0

Definition at line 51 of file npmngplg.c.

Referenced by NPP_New().

#define STATE_LOADED   3

Definition at line 54 of file npmngplg.c.

Referenced by callback_closestream(), callback_readdata(), ContextMenu(), handle_read_error(), NPP_DestroyStream(), and SaveImage().

#define STATE_LOADING   1

Definition at line 52 of file npmngplg.c.

Referenced by NPP_NewStream(), and PluginWindowProc().

#define STATE_VALIDFRAME   2

Definition at line 53 of file npmngplg.c.

Referenced by callback_refresh(), DlgProcProp(), and NPP_Print().

Function Documentation

static void AboutDialog ( PluginInstance *  This  )  [static]

Definition at line 1344 of file npmngplg.c.

References DlgProcAbout(), PluginInstance::fhWnd, and g_hInst.

Referenced by ContextMenu().

01345 {
01346     DialogBoxParam(g_hInst,"ABOUTDLG",This->fhWnd,(DLGPROC)DlgProcAbout,(LPARAM)This);
01347 }

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static void BeforeDestroyWindow ( PluginInstance *  This  )  [static]

Definition at line 827 of file npmngplg.c.

References PluginInstance::fDefaultWindowProc, PluginInstance::fhWnd, PluginInstance::mouse_captured, NULL, PluginInstance::timer2_set, and PluginInstance::timer_set.

Referenced by NPP_Destroy(), and NPP_SetWindow().

00828 {
00829     if(This->timer_set) {
00830         KillTimer(This->fhWnd,1);
00831         This->timer_set=0;
00832     }
00833     if(This->timer2_set) {
00834         KillTimer(This->fhWnd,2);
00835         This->timer2_set=0;
00836     }
00837     if(This->mouse_captured) {
00838         ReleaseCapture();
00839         This->mouse_captured=0;
00840     }
00841 
00842     SetWindowLong( This->fhWnd, GWL_WNDPROC, (LONG)This->fDefaultWindowProc); // unsubclass
00843     This->fDefaultWindowProc = NULL;
00844     This->fhWnd = NULL;
00845 }

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static mng_bool MNG_DECL callback_closestream ( mng_handle  mng  )  [static]

Definition at line 236 of file npmngplg.c.

References PluginInstance::loadstate, mng_get_userdata(), MNG_TRUE, and STATE_LOADED.

Referenced by my_init_mng().

00237 {
00238     PluginInstance *This;
00239     This = (PluginInstance*) mng_get_userdata(mng);
00240     This->loadstate = STATE_LOADED;  // this is probably redundant
00241 
00242     return MNG_TRUE;
00243 }

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static mng_ptr MNG_DECL callback_getcanvasline ( mng_handle  mng,
mng_uint32  iLinenr 
) [static]

Definition at line 330 of file npmngplg.c.

References PluginInstance::diblinesize, PluginInstance::lpdibbits, PluginInstance::lpdibinfo, and mng_get_userdata().

Referenced by my_init_mng().

00331 {
00332     unsigned char *pp;
00333 
00334     PluginInstance *This;
00335     This = (PluginInstance*) mng_get_userdata(mng);
00336     pp = (&This->lpdibbits[(This->lpdibinfo->biHeight-1-iLinenr)*This->diblinesize]);
00337     return (mng_ptr) pp;
00338 }

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static mng_uint32 MNG_DECL callback_gettickcount ( mng_handle  mng  )  [static]

Definition at line 371 of file npmngplg.c.

References GetTickCount().

Referenced by my_init_mng().

00372 {
00373     return GetTickCount();
00374 }

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static mng_bool MNG_DECL callback_openstream ( mng_handle  mng  )  [static]

Definition at line 229 of file npmngplg.c.

References MNG_TRUE.

Referenced by my_init_mng().

00230 {
00231 //  PluginInstance *This;
00232 //  This = (PluginInstance*) mng_get_userdata(mng);
00233     return MNG_TRUE;
00234 }

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static mng_bool MNG_DECL callback_processheader ( mng_handle  mng,
mng_uint32  iWidth,
mng_uint32  iHeight 
) [static]

Definition at line 300 of file npmngplg.c.

References PluginInstance::diblinesize, PluginInstance::dibsize, PluginInstance::lpdib, PluginInstance::lpdibbits, PluginInstance::lpdibinfo, MNG_CANVAS_BGR8, mng_get_userdata(), mng_set_canvasstyle(), MNG_TRUE, and set_scrollbars().

Referenced by my_init_mng().

00301 {
00302     PluginInstance *This;
00303     This = (PluginInstance*) mng_get_userdata(mng);
00304 
00305     This->diblinesize = (((iWidth * 24)+31)/32)*4;
00306     This->dibsize = sizeof(BITMAPINFOHEADER) + This->diblinesize*iHeight;
00307     This->lpdib = calloc(This->dibsize,1);
00308     This->lpdibinfo = (LPBITMAPINFOHEADER)This->lpdib;
00309     This->lpdibbits = &This->lpdib[sizeof(BITMAPINFOHEADER)];
00310     ZeroMemory((void*)This->lpdib,sizeof(BITMAPINFOHEADER));
00311     This->lpdibinfo->biSize = sizeof(BITMAPINFOHEADER);
00312     This->lpdibinfo->biWidth = iWidth;
00313     This->lpdibinfo->biHeight = iHeight;
00314     This->lpdibinfo->biPlanes = 1;
00315     This->lpdibinfo->biBitCount = 24;
00316 
00317     mng_set_canvasstyle (mng, MNG_CANVAS_BGR8);
00318 
00319 /*  if(This->fhWnd) {
00320         if((int)iWidth > This->windowwidth || (int)iHeight > This->windowheight) {
00321             This->scrolling=1;
00322         }
00323     } */
00324 
00325     set_scrollbars(This);
00326     return MNG_TRUE;
00327 }

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static mng_bool MNG_DECL callback_processtext ( mng_handle  mng,
mng_uint8  iType,
mng_pchar  zKeyword,
mng_pchar  zText,
mng_pchar  zLanguage,
mng_pchar  zTranslation 
) [static]

Definition at line 394 of file npmngplg.c.

References MAXLEN_TEXT, mng_get_userdata(), MNG_TRUE, and PluginInstance::textdata.

Referenced by my_init_mng().

00397 {
00398     PluginInstance *This;
00399     int pos,i;
00400 
00401     This = (PluginInstance*) mng_get_userdata(mng);
00402 
00403     if(!This->textdata) {
00404         This->textdata=(char*)malloc(MAXLEN_TEXT+10);
00405         if(!This->textdata) return MNG_TRUE;
00406         lstrcpy(This->textdata,"");
00407     }
00408 
00409     pos=lstrlen(This->textdata);
00410     if(pos>=(MAXLEN_TEXT-10)) return MNG_TRUE;
00411 
00412     if(pos>0) {    /* separate items with a blank line */
00413         This->textdata[pos++]='\r';
00414         This->textdata[pos++]='\n';
00415         This->textdata[pos++]='\r';
00416         This->textdata[pos++]='\n';
00417     }
00418 
00419     for(i=0;zKeyword[i];i++) {
00420         if(pos<MAXLEN_TEXT)
00421             This->textdata[pos++]=zKeyword[i];
00422     }
00423     This->textdata[pos++]=':';
00424     This->textdata[pos++]=' ';
00425 
00426     for(i=0;zText[i];i++) {
00427         if(pos<MAXLEN_TEXT) {
00428             if(zText[i]=='\n') {
00429                 This->textdata[pos++]='\r';
00430             }
00431             This->textdata[pos++]=zText[i];
00432         }
00433     }
00434     This->textdata[pos++]='\0';
00435 
00436     return MNG_TRUE;
00437 }

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static mng_bool MNG_DECL callback_readdata ( mng_handle  mng,
mng_ptr  pBuf,
mng_uint32  Buflen,
mng_uint32 *  pRead 
) [static]

Definition at line 246 of file npmngplg.c.

References PluginInstance::bytesloaded, PluginInstance::byteswanted, PluginInstance::libmngpos, PluginInstance::loadstate, mng_get_userdata(), MNG_TRUE, PluginInstance::mngdata, and STATE_LOADED.

Referenced by my_init_mng().

00248 {
00249     int n;
00250     PluginInstance *This;
00251     This = (PluginInstance*) mng_get_userdata(mng);
00252 
00253 #ifdef MNGPLG_TRACE
00254     fprintf(tracefile,"readdata callback buflen=%d loadstate=%d bytesloaded=%d libmngpos=%d\n",
00255         Buflen,This->loadstate,This->bytesloaded, This->libmngpos);
00256 #endif
00257 
00258 
00259     // do we have enough data available?
00260     if(This->bytesloaded - This->libmngpos >= Buflen) {
00261         CopyMemory(pBuf,&This->mngdata[This->libmngpos],Buflen);
00262         (*pRead)= Buflen;
00263         This->libmngpos += Buflen;
00264 
00265 #ifdef MNGPLG_TRACE
00266     fprintf(tracefile,"returning full: %d\n",Buflen);
00267 #endif
00268         This->byteswanted=0;
00269         return MNG_TRUE;
00270     }
00271     else if(This->loadstate>=STATE_LOADED) {
00272         // We don't have the data it asked for, but we're at the end
00273         // of file, so send it anyway...?
00274 
00275         n=This->bytesloaded-This->libmngpos;
00276 
00277         if(n>0) {
00278             CopyMemory(pBuf,&This->mngdata[This->libmngpos],n);
00279             This->libmngpos+=n;
00280         }
00281         (*pRead)=n;
00282         // so what do we return?
00283 #ifdef MNGPLG_TRACE
00284     fprintf(tracefile,"returning partial: %d\n",n);
00285 #endif
00286         This->byteswanted=0;
00287         return MNG_TRUE;
00288     }
00289 
00290     // else we don't yet have the data it's requesting
00291 #ifdef MNGPLG_TRACE
00292     fprintf(tracefile,"returning 0\n");
00293 #endif
00294     (*pRead)=0;
00295     This->byteswanted=Buflen;
00296     return MNG_TRUE;
00297 }

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