eBookReaderSwitch/mupdf/platform/x11/win_main.c

1352 lines
30 KiB
C

#ifndef UNICODE
#define UNICODE
#endif
#ifndef _UNICODE
#define _UNICODE
#endif
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#include <commdlg.h>
#include <shellapi.h>
/* Include pdfapp.h *AFTER* the UNICODE defines */
#include "pdfapp.h"
#include <stdio.h>
#include <stdlib.h>
#include <assert.h>
#ifndef WM_MOUSEWHEEL
#define WM_MOUSEWHEEL 0x020A
#endif
#ifndef PATH_MAX
#define PATH_MAX 4096
#endif
#define MIN(x,y) ((x) < (y) ? (x) : (y))
#define ID_ABOUT 0x1000
#define ID_DOCINFO 0x1001
static HWND hwndframe = NULL;
static HWND hwndview = NULL;
static HDC hdc;
static HBRUSH bgbrush;
static BITMAPINFO *dibinf = NULL;
static HCURSOR arrowcurs, handcurs, waitcurs, caretcurs;
static LRESULT CALLBACK frameproc(HWND, UINT, WPARAM, LPARAM);
static LRESULT CALLBACK viewproc(HWND, UINT, WPARAM, LPARAM);
static int timer_pending = 0;
static char *password = NULL;
static int justcopied = 0;
static pdfapp_t gapp;
static wchar_t wbuf[PATH_MAX];
static char filename[PATH_MAX];
/*
* Create registry keys to associate MuPDF with PDF and XPS files.
*/
#define OPEN_KEY(parent, name, ptr) \
RegCreateKeyExA(parent, name, 0, 0, 0, KEY_WRITE, 0, &ptr, 0)
#define SET_KEY(parent, name, value) \
RegSetValueExA(parent, name, 0, REG_SZ, (const BYTE *)(value), (DWORD)strlen(value) + 1)
void install_app(char *argv0)
{
char buf[512];
HKEY software, classes, mupdf, dotpdf, dotxps, dotepub, dotfb2;
HKEY shell, open, command, supported_types;
HKEY pdf_progids, xps_progids, epub_progids, fb2_progids;
OPEN_KEY(HKEY_CURRENT_USER, "Software", software);
OPEN_KEY(software, "Classes", classes);
OPEN_KEY(classes, ".pdf", dotpdf);
OPEN_KEY(dotpdf, "OpenWithProgids", pdf_progids);
OPEN_KEY(classes, ".xps", dotxps);
OPEN_KEY(dotxps, "OpenWithProgids", xps_progids);
OPEN_KEY(classes, ".epub", dotepub);
OPEN_KEY(dotepub, "OpenWithProgids", epub_progids);
OPEN_KEY(classes, ".fb2", dotfb2);
OPEN_KEY(dotfb2, "OpenWithProgids", fb2_progids);
OPEN_KEY(classes, "MuPDF", mupdf);
OPEN_KEY(mupdf, "SupportedTypes", supported_types);
OPEN_KEY(mupdf, "shell", shell);
OPEN_KEY(shell, "open", open);
OPEN_KEY(open, "command", command);
sprintf(buf, "\"%s\" \"%%1\"", argv0);
SET_KEY(open, "FriendlyAppName", "MuPDF");
SET_KEY(command, "", buf);
SET_KEY(supported_types, ".pdf", "");
SET_KEY(supported_types, ".xps", "");
SET_KEY(supported_types, ".epub", "");
SET_KEY(pdf_progids, "MuPDF", "");
SET_KEY(xps_progids, "MuPDF", "");
SET_KEY(epub_progids, "MuPDF", "");
SET_KEY(fb2_progids, "MuPDF", "");
RegCloseKey(dotfb2);
RegCloseKey(dotepub);
RegCloseKey(dotxps);
RegCloseKey(dotpdf);
RegCloseKey(mupdf);
RegCloseKey(classes);
RegCloseKey(software);
}
/*
* Dialog boxes
*/
void winwarn(pdfapp_t *app, char *msg)
{
MessageBoxA(hwndframe, msg, "MuPDF: Warning", MB_ICONWARNING);
}
void winerror(pdfapp_t *app, char *msg)
{
MessageBoxA(hwndframe, msg, "MuPDF: Error", MB_ICONERROR);
exit(1);
}
void winalert(pdfapp_t *app, pdf_alert_event *alert)
{
int buttons = MB_OK;
int icon = MB_ICONWARNING;
int pressed = PDF_ALERT_BUTTON_NONE;
switch (alert->icon_type)
{
case PDF_ALERT_ICON_ERROR:
icon = MB_ICONERROR;
break;
case PDF_ALERT_ICON_WARNING:
icon = MB_ICONWARNING;
break;
case PDF_ALERT_ICON_QUESTION:
icon = MB_ICONQUESTION;
break;
case PDF_ALERT_ICON_STATUS:
icon = MB_ICONINFORMATION;
break;
}
switch (alert->button_group_type)
{
case PDF_ALERT_BUTTON_GROUP_OK:
buttons = MB_OK;
break;
case PDF_ALERT_BUTTON_GROUP_OK_CANCEL:
buttons = MB_OKCANCEL;
break;
case PDF_ALERT_BUTTON_GROUP_YES_NO:
buttons = MB_YESNO;
break;
case PDF_ALERT_BUTTON_GROUP_YES_NO_CANCEL:
buttons = MB_YESNOCANCEL;
break;
}
pressed = MessageBoxA(hwndframe, alert->message, alert->title, icon|buttons);
switch (pressed)
{
case IDOK:
alert->button_pressed = PDF_ALERT_BUTTON_OK;
break;
case IDCANCEL:
alert->button_pressed = PDF_ALERT_BUTTON_CANCEL;
break;
case IDNO:
alert->button_pressed = PDF_ALERT_BUTTON_NO;
break;
case IDYES:
alert->button_pressed = PDF_ALERT_BUTTON_YES;
}
}
void winprint(pdfapp_t *app)
{
MessageBoxA(hwndframe, "The MuPDF library supports printing, but this application currently does not", "Print document", MB_ICONWARNING);
}
int winsavequery(pdfapp_t *app)
{
switch(MessageBoxA(hwndframe, "File has unsaved changes. Do you want to save", "MuPDF", MB_YESNOCANCEL))
{
case IDYES: return SAVE;
case IDNO: return DISCARD;
default: return CANCEL;
}
}
int winquery(pdfapp_t *app, const char *query)
{
switch(MessageBoxA(hwndframe, query, "MuPDF", MB_YESNOCANCEL))
{
case IDYES: return QUERY_YES;
case IDNO:
default: return QUERY_NO;
}
}
int winfilename(wchar_t *buf, int len)
{
OPENFILENAME ofn;
buf[0] = 0;
memset(&ofn, 0, sizeof(OPENFILENAME));
ofn.lStructSize = sizeof(OPENFILENAME);
ofn.hwndOwner = hwndframe;
ofn.lpstrFile = buf;
ofn.nMaxFile = len;
ofn.lpstrInitialDir = NULL;
ofn.lpstrTitle = L"MuPDF: Open PDF file";
ofn.lpstrFilter = L"Documents (*.pdf;*.xps;*.cbz;*.epub;*.fb2;*.zip;*.png;*.jpeg;*.tiff)\0*.zip;*.cbz;*.xps;*.epub;*.fb2;*.pdf;*.jpe;*.jpg;*.jpeg;*.jfif;*.tif;*.tiff\0PDF Files (*.pdf)\0*.pdf\0XPS Files (*.xps)\0*.xps\0CBZ Files (*.cbz;*.zip)\0*.zip;*.cbz\0EPUB Files (*.epub)\0*.epub\0FictionBook 2 Files (*.fb2)\0*.fb2\0Image Files (*.png;*.jpeg;*.tiff)\0*.png;*.jpg;*.jpe;*.jpeg;*.jfif;*.tif;*.tiff\0All Files\0*\0\0";
ofn.Flags = OFN_FILEMUSTEXIST|OFN_HIDEREADONLY;
return GetOpenFileNameW(&ofn);
}
int wingetcertpath(char *buf, int len)
{
wchar_t twbuf[PATH_MAX] = {0};
OPENFILENAME ofn;
buf[0] = 0;
memset(&ofn, 0, sizeof(OPENFILENAME));
ofn.lStructSize = sizeof(OPENFILENAME);
ofn.hwndOwner = hwndframe;
ofn.lpstrFile = twbuf;
ofn.nMaxFile = PATH_MAX;
ofn.lpstrInitialDir = NULL;
ofn.lpstrTitle = L"MuPDF: Select certificate file";
ofn.lpstrFilter = L"Certificates (*.pfx)\0*.pfx\0All files\0*\0\0";
ofn.Flags = OFN_FILEMUSTEXIST;
if (GetOpenFileNameW(&ofn))
{
int code = WideCharToMultiByte(CP_UTF8, 0, twbuf, -1, buf, MIN(PATH_MAX, len), NULL, NULL);
if (code == 0)
{
winerror(&gapp, "cannot convert filename to utf-8");
return 0;
}
return 1;
}
else
{
return 0;
}
}
int wingetsavepath(pdfapp_t *app, char *buf, int len)
{
wchar_t twbuf[PATH_MAX];
OPENFILENAME ofn;
wcscpy(twbuf, wbuf);
memset(&ofn, 0, sizeof(OPENFILENAME));
ofn.lStructSize = sizeof(OPENFILENAME);
ofn.hwndOwner = hwndframe;
ofn.lpstrFile = twbuf;
ofn.nMaxFile = PATH_MAX;
ofn.lpstrInitialDir = NULL;
ofn.lpstrTitle = L"MuPDF: Save PDF file";
ofn.lpstrFilter = L"PDF Documents (*.pdf)\0*.pdf\0All Files\0*\0\0";
ofn.Flags = OFN_HIDEREADONLY;
if (GetSaveFileName(&ofn))
{
int code = WideCharToMultiByte(CP_UTF8, 0, twbuf, -1, buf, MIN(PATH_MAX, len), NULL, NULL);
if (code == 0)
{
winerror(&gapp, "cannot convert filename to utf-8");
return 0;
}
wcscpy(wbuf, twbuf);
strcpy(filename, buf);
return 1;
}
else
{
return 0;
}
}
void winreplacefile(char *source, char *target)
{
wchar_t wsource[PATH_MAX];
wchar_t wtarget[PATH_MAX];
int sz = MultiByteToWideChar(CP_UTF8, 0, source, -1, wsource, PATH_MAX);
if (sz == 0)
{
winerror(&gapp, "cannot convert filename to Unicode");
return;
}
sz = MultiByteToWideChar(CP_UTF8, 0, target, -1, wtarget, PATH_MAX);
if (sz == 0)
{
winerror(&gapp, "cannot convert filename to Unicode");
return;
}
#if (_WIN32_WINNT >= 0x0500)
ReplaceFile(wtarget, wsource, NULL, REPLACEFILE_IGNORE_MERGE_ERRORS, NULL, NULL);
#else
DeleteFile(wtarget);
MoveFile(wsource, wtarget);
#endif
}
void wincopyfile(char *source, char *target)
{
wchar_t wsource[PATH_MAX];
wchar_t wtarget[PATH_MAX];
int sz = MultiByteToWideChar(CP_UTF8, 0, source, -1, wsource, PATH_MAX);
if (sz == 0)
{
winerror(&gapp, "cannot convert filename to Unicode");
return;
}
sz = MultiByteToWideChar(CP_UTF8, 0, target, -1, wtarget, PATH_MAX);
if (sz == 0)
{
winerror(&gapp, "cannot convert filename to Unicode");
return;
}
CopyFile(wsource, wtarget, FALSE);
}
static char pd_filename[256] = "The file is encrypted.";
static char pd_password[256] = "";
static wchar_t pd_passwordw[256] = {0};
static char td_textinput[1024] = "";
static int td_retry = 0;
static int cd_nopts;
static int *cd_nvals;
static const char **cd_opts;
static const char **cd_vals;
static int pd_okay = 0;
INT_PTR CALLBACK
dlogpassproc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
switch(message)
{
case WM_INITDIALOG:
SetDlgItemTextA(hwnd, 4, pd_filename);
return TRUE;
case WM_COMMAND:
switch(wParam)
{
case 1:
pd_okay = 1;
GetDlgItemTextW(hwnd, 3, pd_passwordw, nelem(pd_passwordw));
EndDialog(hwnd, 1);
WideCharToMultiByte(CP_UTF8, 0, pd_passwordw, -1, pd_password, sizeof pd_password, NULL, NULL);
return TRUE;
case 2:
pd_okay = 0;
EndDialog(hwnd, 1);
return TRUE;
}
break;
}
return FALSE;
}
INT_PTR CALLBACK
dlogtextproc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
switch(message)
{
case WM_INITDIALOG:
SetDlgItemTextA(hwnd, 3, td_textinput);
if (!td_retry)
ShowWindow(GetDlgItem(hwnd, 4), SW_HIDE);
return TRUE;
case WM_COMMAND:
switch(wParam)
{
case 1:
pd_okay = 1;
GetDlgItemTextA(hwnd, 3, td_textinput, sizeof td_textinput);
EndDialog(hwnd, 1);
return TRUE;
case 2:
pd_okay = 0;
EndDialog(hwnd, 1);
return TRUE;
}
break;
case WM_CTLCOLORSTATIC:
if ((HWND)lParam == GetDlgItem(hwnd, 4))
{
SetTextColor((HDC)wParam, RGB(255,0,0));
SetBkMode((HDC)wParam, TRANSPARENT);
return (INT)GetStockObject(NULL_BRUSH);
}
break;
}
return FALSE;
}
INT_PTR CALLBACK
dlogchoiceproc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
HWND listbox;
int i;
int item;
int sel;
switch(message)
{
case WM_INITDIALOG:
listbox = GetDlgItem(hwnd, 3);
for (i = 0; i < cd_nopts; i++)
SendMessageA(listbox, LB_ADDSTRING, 0, (LPARAM)cd_opts[i]);
/* FIXME: handle multiple select */
if (*cd_nvals > 0)
{
item = SendMessageA(listbox, LB_FINDSTRINGEXACT, (WPARAM)-1, (LPARAM)cd_vals[0]);
if (item != LB_ERR)
SendMessageA(listbox, LB_SETCURSEL, item, 0);
}
return TRUE;
case WM_COMMAND:
switch(wParam)
{
case 1:
listbox = GetDlgItem(hwnd, 3);
*cd_nvals = 0;
for (i = 0; i < cd_nopts; i++)
{
item = SendMessageA(listbox, LB_FINDSTRINGEXACT, (WPARAM)-1, (LPARAM)cd_opts[i]);
sel = SendMessageA(listbox, LB_GETSEL, item, 0);
if (sel && sel != LB_ERR)
cd_vals[(*cd_nvals)++] = cd_opts[i];
}
pd_okay = 1;
EndDialog(hwnd, 1);
return TRUE;
case 2:
pd_okay = 0;
EndDialog(hwnd, 1);
return TRUE;
}
break;
}
return FALSE;
}
char *winpassword(pdfapp_t *app, char *filename)
{
char buf[1024], *s;
int code;
if (password)
{
char *p = password;
password = NULL;
return p;
}
strcpy(buf, filename);
s = buf;
if (strrchr(s, '\\')) s = strrchr(s, '\\') + 1;
if (strrchr(s, '/')) s = strrchr(s, '/') + 1;
if (strlen(s) > 32)
strcpy(s + 30, "...");
sprintf(pd_filename, "The file \"%s\" is encrypted.", s);
code = DialogBoxW(NULL, L"IDD_DLOGPASS", hwndframe, dlogpassproc);
if (code <= 0)
winerror(app, "cannot create password dialog");
if (pd_okay)
return pd_password;
return NULL;
}
char *wintextinput(pdfapp_t *app, char *inittext, int retry)
{
int code;
td_retry = retry;
fz_strlcpy(td_textinput, inittext ? inittext : "", sizeof td_textinput);
code = DialogBoxW(NULL, L"IDD_DLOGTEXT", hwndframe, dlogtextproc);
if (code <= 0)
winerror(app, "cannot create text input dialog");
if (pd_okay)
return td_textinput;
return NULL;
}
int winchoiceinput(pdfapp_t *app, int nopts, const char *opts[], int *nvals, const char *vals[])
{
int code;
cd_nopts = nopts;
cd_nvals = nvals;
cd_opts = opts;
cd_vals = vals;
code = DialogBoxW(NULL, L"IDD_DLOGLIST", hwndframe, dlogchoiceproc);
if (code <= 0)
winerror(app, "cannot create text input dialog");
return pd_okay;
}
INT_PTR CALLBACK
dloginfoproc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
char buf[256];
wchar_t bufx[256];
fz_context *ctx = gapp.ctx;
fz_document *doc = gapp.doc;
switch(message)
{
case WM_INITDIALOG:
SetDlgItemTextW(hwnd, 0x10, wbuf);
if (fz_lookup_metadata(ctx, doc, FZ_META_FORMAT, buf, sizeof buf) >= 0)
{
SetDlgItemTextA(hwnd, 0x11, buf);
}
else
{
SetDlgItemTextA(hwnd, 0x11, "Unknown");
SetDlgItemTextA(hwnd, 0x12, "None");
SetDlgItemTextA(hwnd, 0x13, "n/a");
return TRUE;
}
if (fz_lookup_metadata(ctx, doc, FZ_META_ENCRYPTION, buf, sizeof buf) >= 0)
{
SetDlgItemTextA(hwnd, 0x12, buf);
}
else
{
SetDlgItemTextA(hwnd, 0x12, "None");
}
buf[0] = 0;
if (fz_has_permission(ctx, doc, FZ_PERMISSION_PRINT))
strcat(buf, "print, ");
if (fz_has_permission(ctx, doc, FZ_PERMISSION_COPY))
strcat(buf, "copy, ");
if (fz_has_permission(ctx, doc, FZ_PERMISSION_EDIT))
strcat(buf, "edit, ");
if (fz_has_permission(ctx, doc, FZ_PERMISSION_ANNOTATE))
strcat(buf, "annotate, ");
if (strlen(buf) > 2)
buf[strlen(buf)-2] = 0;
else
strcpy(buf, "none");
SetDlgItemTextA(hwnd, 0x13, buf);
#define SETUTF8(ID, STRING) \
if (fz_lookup_metadata(ctx, doc, "info:" STRING, buf, sizeof buf) >= 0) \
{ \
MultiByteToWideChar(CP_UTF8, 0, buf, -1, bufx, nelem(bufx)); \
SetDlgItemTextW(hwnd, ID, bufx); \
}
SETUTF8(0x20, "Title");
SETUTF8(0x21, "Author");
SETUTF8(0x22, "Subject");
SETUTF8(0x23, "Keywords");
SETUTF8(0x24, "Creator");
SETUTF8(0x25, "Producer");
SETUTF8(0x26, "CreationDate");
SETUTF8(0x27, "ModDate");
return TRUE;
case WM_COMMAND:
EndDialog(hwnd, 1);
return TRUE;
}
return FALSE;
}
void info()
{
int code = DialogBoxW(NULL, L"IDD_DLOGINFO", hwndframe, dloginfoproc);
if (code <= 0)
winerror(&gapp, "cannot create info dialog");
}
INT_PTR CALLBACK
dlogaboutproc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
switch(message)
{
case WM_INITDIALOG:
SetDlgItemTextA(hwnd, 2, pdfapp_version(&gapp));
SetDlgItemTextA(hwnd, 3, pdfapp_usage(&gapp));
return TRUE;
case WM_COMMAND:
EndDialog(hwnd, 1);
return TRUE;
}
return FALSE;
}
void winhelp(pdfapp_t*app)
{
int code = DialogBoxW(NULL, L"IDD_DLOGABOUT", hwndframe, dlogaboutproc);
if (code <= 0)
winerror(&gapp, "cannot create help dialog");
}
/*
* Main window
*/
void winopen()
{
WNDCLASS wc;
HMENU menu;
RECT r;
ATOM a;
/* Create and register window frame class */
memset(&wc, 0, sizeof(wc));
wc.style = 0;
wc.lpfnWndProc = frameproc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = GetModuleHandle(NULL);
wc.hIcon = LoadIconA(wc.hInstance, "IDI_ICONAPP");
wc.hCursor = NULL; //LoadCursor(NULL, IDC_ARROW);
wc.hbrBackground = NULL;
wc.lpszMenuName = NULL;
wc.lpszClassName = L"FrameWindow";
a = RegisterClassW(&wc);
if (!a)
winerror(&gapp, "cannot register frame window class");
/* Create and register window view class */
memset(&wc, 0, sizeof(wc));
wc.style = CS_HREDRAW | CS_VREDRAW;
wc.lpfnWndProc = viewproc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hInstance = GetModuleHandle(NULL);
wc.hIcon = NULL;
wc.hCursor = NULL;
wc.hbrBackground = NULL;
wc.lpszMenuName = NULL;
wc.lpszClassName = L"ViewWindow";
a = RegisterClassW(&wc);
if (!a)
winerror(&gapp, "cannot register view window class");
/* Get screen size */
SystemParametersInfo(SPI_GETWORKAREA, 0, &r, 0);
gapp.scrw = r.right - r.left;
gapp.scrh = r.bottom - r.top;
/* Create cursors */
arrowcurs = LoadCursor(NULL, IDC_ARROW);
handcurs = LoadCursor(NULL, IDC_HAND);
waitcurs = LoadCursor(NULL, IDC_WAIT);
caretcurs = LoadCursor(NULL, IDC_IBEAM);
/* And a background color */
bgbrush = CreateSolidBrush(RGB(0x70,0x70,0x70));
/* Init DIB info for buffer */
dibinf = malloc(sizeof(BITMAPINFO) + 12);
assert(dibinf);
dibinf->bmiHeader.biSize = sizeof(dibinf->bmiHeader);
dibinf->bmiHeader.biPlanes = 1;
dibinf->bmiHeader.biBitCount = 32;
dibinf->bmiHeader.biCompression = BI_RGB;
dibinf->bmiHeader.biXPelsPerMeter = 2834;
dibinf->bmiHeader.biYPelsPerMeter = 2834;
dibinf->bmiHeader.biClrUsed = 0;
dibinf->bmiHeader.biClrImportant = 0;
dibinf->bmiHeader.biClrUsed = 0;
/* Create window */
hwndframe = CreateWindowW(L"FrameWindow", // window class name
NULL, // window caption
WS_OVERLAPPEDWINDOW | WS_CLIPCHILDREN,
CW_USEDEFAULT, CW_USEDEFAULT, // initial position
300, // initial x size
300, // initial y size
0, // parent window handle
0, // window menu handle
0, // program instance handle
0); // creation parameters
if (!hwndframe)
winerror(&gapp, "cannot create frame");
hwndview = CreateWindowW(L"ViewWindow", // window class name
NULL,
WS_VISIBLE | WS_CHILD,
CW_USEDEFAULT, CW_USEDEFAULT,
CW_USEDEFAULT, CW_USEDEFAULT,
hwndframe, 0, 0, 0);
if (!hwndview)
winerror(&gapp, "cannot create view");
hdc = NULL;
SetWindowTextW(hwndframe, L"MuPDF");
menu = GetSystemMenu(hwndframe, 0);
AppendMenuW(menu, MF_SEPARATOR, 0, NULL);
AppendMenuW(menu, MF_STRING, ID_ABOUT, L"About MuPDF...");
AppendMenuW(menu, MF_STRING, ID_DOCINFO, L"Document Properties...");
SetCursor(arrowcurs);
}
static void
do_close(pdfapp_t *app)
{
fz_context *ctx = app->ctx;
pdfapp_close(app);
free(dibinf);
fz_drop_context(ctx);
}
void winclose(pdfapp_t *app)
{
if (pdfapp_preclose(app))
{
do_close(app);
exit(0);
}
}
void wincursor(pdfapp_t *app, int curs)
{
if (curs == ARROW)
SetCursor(arrowcurs);
if (curs == HAND)
SetCursor(handcurs);
if (curs == WAIT)
SetCursor(waitcurs);
if (curs == CARET)
SetCursor(caretcurs);
}
void wintitle(pdfapp_t *app, char *title)
{
wchar_t wide[256], *dp;
char *sp;
int rune;
dp = wide;
sp = title;
while (*sp && dp < wide + 255)
{
sp += fz_chartorune(&rune, sp);
*dp++ = rune;
}
*dp = 0;
SetWindowTextW(hwndframe, wide);
}
void windrawrect(pdfapp_t *app, int x0, int y0, int x1, int y1)
{
RECT r;
r.left = x0;
r.top = y0;
r.right = x1;
r.bottom = y1;
FillRect(hdc, &r, (HBRUSH)GetStockObject(WHITE_BRUSH));
}
void windrawstring(pdfapp_t *app, int x, int y, char *s)
{
HFONT font = (HFONT)GetStockObject(ANSI_FIXED_FONT);
SelectObject(hdc, font);
TextOutA(hdc, x, y - 12, s, (int)strlen(s));
}
void winblitsearch()
{
if (gapp.issearching)
{
char buf[sizeof(gapp.search) + 50];
sprintf(buf, "Search: %s", gapp.search);
windrawrect(&gapp, 0, 0, gapp.winw, 30);
windrawstring(&gapp, 10, 20, buf);
}
}
void winblit()
{
int image_w = fz_pixmap_width(gapp.ctx, gapp.image);
int image_h = fz_pixmap_height(gapp.ctx, gapp.image);
int image_n = fz_pixmap_components(gapp.ctx, gapp.image);
unsigned char *samples = fz_pixmap_samples(gapp.ctx, gapp.image);
int x0 = gapp.panx;
int y0 = gapp.pany;
int x1 = gapp.panx + image_w;
int y1 = gapp.pany + image_h;
RECT r;
HBRUSH brush;
if (gapp.image)
{
if (gapp.iscopying || justcopied)
{
pdfapp_invert(&gapp, gapp.selr);
justcopied = 1;
}
pdfapp_inverthit(&gapp);
dibinf->bmiHeader.biWidth = image_w;
dibinf->bmiHeader.biHeight = -image_h;
dibinf->bmiHeader.biSizeImage = image_h * 4;
if (image_n == 2)
{
int i = image_w * image_h;
unsigned char *color = malloc(i*4);
unsigned char *s = samples;
unsigned char *d = color;
for (; i > 0 ; i--)
{
d[2] = d[1] = d[0] = *s++;
d[3] = *s++;
d += 4;
}
SetDIBitsToDevice(hdc,
gapp.panx, gapp.pany, image_w, image_h,
0, 0, 0, image_h, color,
dibinf, DIB_RGB_COLORS);
free(color);
}
if (image_n == 4)
{
SetDIBitsToDevice(hdc,
gapp.panx, gapp.pany, image_w, image_h,
0, 0, 0, image_h, samples,
dibinf, DIB_RGB_COLORS);
}
pdfapp_inverthit(&gapp);
if (gapp.iscopying || justcopied)
{
pdfapp_invert(&gapp, gapp.selr);
justcopied = 1;
}
}
if (gapp.invert)
brush = (HBRUSH)GetStockObject(BLACK_BRUSH);
else
brush = bgbrush;
/* Grey background */
r.top = 0; r.bottom = gapp.winh;
r.left = 0; r.right = x0;
FillRect(hdc, &r, brush);
r.left = x1; r.right = gapp.winw;
FillRect(hdc, &r, brush);
r.left = 0; r.right = gapp.winw;
r.top = 0; r.bottom = y0;
FillRect(hdc, &r, brush);
r.top = y1; r.bottom = gapp.winh;
FillRect(hdc, &r, brush);
winblitsearch();
}
void winresize(pdfapp_t *app, int w, int h)
{
ShowWindow(hwndframe, SW_SHOWDEFAULT);
w += GetSystemMetrics(SM_CXFRAME) * 2;
h += GetSystemMetrics(SM_CYFRAME) * 2;
h += GetSystemMetrics(SM_CYCAPTION);
SetWindowPos(hwndframe, 0, 0, 0, w, h, SWP_NOZORDER | SWP_NOMOVE);
}
void winrepaint(pdfapp_t *app)
{
InvalidateRect(hwndview, NULL, 0);
}
void winrepaintsearch(pdfapp_t *app)
{
// TODO: invalidate only search area and
// call only search redraw routine.
InvalidateRect(hwndview, NULL, 0);
}
void winfullscreen(pdfapp_t *app, int state)
{
static WINDOWPLACEMENT savedplace;
static int isfullscreen = 0;
if (state && !isfullscreen)
{
GetWindowPlacement(hwndframe, &savedplace);
SetWindowLong(hwndframe, GWL_STYLE, WS_POPUP | WS_VISIBLE);
SetWindowPos(hwndframe, NULL, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE | SWP_NOZORDER | SWP_FRAMECHANGED);
ShowWindow(hwndframe, SW_SHOWMAXIMIZED);
isfullscreen = 1;
}
if (!state && isfullscreen)
{
SetWindowLong(hwndframe, GWL_STYLE, WS_OVERLAPPEDWINDOW);
SetWindowPos(hwndframe, NULL, 0, 0, 0, 0, SWP_NOSIZE | SWP_NOMOVE | SWP_NOZORDER | SWP_FRAMECHANGED);
SetWindowPlacement(hwndframe, &savedplace);
isfullscreen = 0;
}
}
/*
* Event handling
*/
void windocopy(pdfapp_t *app)
{
HGLOBAL handle;
unsigned short *ucsbuf;
if (!OpenClipboard(hwndframe))
return;
EmptyClipboard();
handle = GlobalAlloc(GMEM_MOVEABLE, 4096 * sizeof(unsigned short));
if (!handle)
{
CloseClipboard();
return;
}
ucsbuf = GlobalLock(handle);
pdfapp_oncopy(&gapp, ucsbuf, 4096);
GlobalUnlock(handle);
SetClipboardData(CF_UNICODETEXT, handle);
CloseClipboard();
justcopied = 1; /* keep inversion around for a while... */
}
void winreloadpage(pdfapp_t *app)
{
SendMessage(hwndview, WM_APP, 0, 0);
}
void winopenuri(pdfapp_t *app, char *buf)
{
ShellExecuteA(hwndframe, "open", buf, 0, 0, SW_SHOWNORMAL);
}
#define OUR_TIMER_ID 1
void winadvancetimer(pdfapp_t *app, float delay)
{
timer_pending = 1;
SetTimer(hwndview, OUR_TIMER_ID, (unsigned int)(1000*delay), NULL);
}
static void killtimer(pdfapp_t *app)
{
timer_pending = 0;
}
void handlekey(int c)
{
int modifier = (GetAsyncKeyState(VK_SHIFT) < 0);
modifier |= ((GetAsyncKeyState(VK_CONTROL) < 0)<<2);
if (timer_pending)
killtimer(&gapp);
if (GetCapture() == hwndview)
return;
if (justcopied)
{
justcopied = 0;
winrepaint(&gapp);
}
/* translate VK into ASCII equivalents */
if (c > 256)
{
switch (c - 256)
{
case VK_ESCAPE: c = '\033'; break;
case VK_DOWN: c = 'j'; break;
case VK_UP: c = 'k'; break;
case VK_LEFT: c = 'h'; break;
case VK_RIGHT: c = 'l'; break;
case VK_PRIOR: c = ','; break;
case VK_NEXT: c = '.'; break;
}
}
pdfapp_onkey(&gapp, c, modifier);
winrepaint(&gapp);
}
void handlemouse(int x, int y, int btn, int state)
{
int modifier = (GetAsyncKeyState(VK_SHIFT) < 0);
modifier |= ((GetAsyncKeyState(VK_CONTROL) < 0)<<2);
if (state != 0 && timer_pending)
killtimer(&gapp);
if (state != 0 && justcopied)
{
justcopied = 0;
winrepaint(&gapp);
}
if (state == 1)
SetCapture(hwndview);
if (state == -1)
ReleaseCapture();
pdfapp_onmouse(&gapp, x, y, btn, modifier, state);
}
LRESULT CALLBACK
frameproc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
switch(message)
{
case WM_SETFOCUS:
PostMessage(hwnd, WM_APP+5, 0, 0);
return 0;
case WM_APP+5:
SetFocus(hwndview);
return 0;
case WM_DESTROY:
PostQuitMessage(0);
return 0;
case WM_SYSCOMMAND:
if (wParam == ID_ABOUT)
{
winhelp(&gapp);
return 0;
}
if (wParam == ID_DOCINFO)
{
info();
return 0;
}
break;
case WM_SIZE:
{
// More generally, you should use GetEffectiveClientRect
// if you have a toolbar etc.
RECT rect;
GetClientRect(hwnd, &rect);
MoveWindow(hwndview, rect.left, rect.top,
rect.right-rect.left, rect.bottom-rect.top, TRUE);
if (wParam == SIZE_MAXIMIZED)
gapp.shrinkwrap = 0;
return 0;
}
case WM_SIZING:
gapp.shrinkwrap = 0;
break;
case WM_NOTIFY:
case WM_COMMAND:
return SendMessage(hwndview, message, wParam, lParam);
case WM_CLOSE:
if (!pdfapp_preclose(&gapp))
return 0;
}
return DefWindowProc(hwnd, message, wParam, lParam);
}
LRESULT CALLBACK
viewproc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
static int oldx = 0;
static int oldy = 0;
int x = (signed short) LOWORD(lParam);
int y = (signed short) HIWORD(lParam);
switch (message)
{
case WM_SIZE:
if (wParam == SIZE_MINIMIZED)
return 0;
if (wParam == SIZE_MAXIMIZED)
gapp.shrinkwrap = 0;
pdfapp_onresize(&gapp, LOWORD(lParam), HIWORD(lParam));
break;
/* Paint events are low priority and automagically catenated
* so we don't need to do any fancy waiting to defer repainting.
*/
case WM_PAINT:
{
//puts("WM_PAINT");
PAINTSTRUCT ps;
hdc = BeginPaint(hwnd, &ps);
winblit();
hdc = NULL;
EndPaint(hwnd, &ps);
pdfapp_postblit(&gapp);
return 0;
}
case WM_ERASEBKGND:
return 1; // well, we don't need to erase to redraw cleanly
/* Mouse events */
case WM_LBUTTONDOWN:
SetFocus(hwndview);
oldx = x; oldy = y;
handlemouse(x, y, 1, 1);
return 0;
case WM_MBUTTONDOWN:
SetFocus(hwndview);
oldx = x; oldy = y;
handlemouse(x, y, 2, 1);
return 0;
case WM_RBUTTONDOWN:
SetFocus(hwndview);
oldx = x; oldy = y;
handlemouse(x, y, 3, 1);
return 0;
case WM_LBUTTONUP:
oldx = x; oldy = y;
handlemouse(x, y, 1, -1);
return 0;
case WM_MBUTTONUP:
oldx = x; oldy = y;
handlemouse(x, y, 2, -1);
return 0;
case WM_RBUTTONUP:
oldx = x; oldy = y;
handlemouse(x, y, 3, -1);
return 0;
case WM_MOUSEMOVE:
oldx = x; oldy = y;
handlemouse(x, y, 0, 0);
return 0;
/* Mouse wheel */
case WM_MOUSEWHEEL:
if ((signed short)HIWORD(wParam) <= 0)
{
handlemouse(oldx, oldy, 5, 1);
handlemouse(oldx, oldy, 5, -1);
}
else
{
handlemouse(oldx, oldy, 4, 1);
handlemouse(oldx, oldy, 4, -1);
}
return 0;
/* Timer */
case WM_TIMER:
if (wParam == OUR_TIMER_ID && timer_pending && gapp.presentation_mode)
{
timer_pending = 0;
handlekey(VK_RIGHT + 256);
handlemouse(oldx, oldy, 0, 0); /* update cursor */
return 0;
}
break;
/* Keyboard events */
case WM_KEYDOWN:
/* only handle special keys */
switch (wParam)
{
case VK_F1:
winhelp(&gapp);
return 0;
case VK_LEFT:
case VK_UP:
case VK_PRIOR:
case VK_RIGHT:
case VK_DOWN:
case VK_NEXT:
case VK_ESCAPE:
handlekey(wParam + 256);
handlemouse(oldx, oldy, 0, 0); /* update cursor */
return 0;
}
return 1;
/* unicode encoded chars, including escape, backspace etc... */
case WM_CHAR:
if (wParam < 256)
{
handlekey(wParam);
handlemouse(oldx, oldy, 0, 0); /* update cursor */
}
return 0;
/* We use WM_APP to trigger a reload and repaint of a page */
case WM_APP:
pdfapp_reloadpage(&gapp);
break;
}
fflush(stdout);
/* Pass on unhandled events to Windows */
return DefWindowProc(hwnd, message, wParam, lParam);
}
typedef BOOL (SetProcessDPIAwareFn)(void);
static int
get_system_dpi(void)
{
HMODULE hUser32 = LoadLibrary(TEXT("user32.dll"));
SetProcessDPIAwareFn *ptr;
int hdpi, vdpi;
HDC desktopDC;
ptr = (SetProcessDPIAwareFn *)GetProcAddress(hUser32, "SetProcessDPIAware");
if (ptr != NULL)
ptr();
FreeLibrary(hUser32);
desktopDC = GetDC(NULL);
hdpi = GetDeviceCaps(desktopDC, LOGPIXELSX);
vdpi = GetDeviceCaps(desktopDC, LOGPIXELSY);
/* hdpi,vdpi = 100 means 96dpi. */
return ((hdpi + vdpi) * 96 + 0.5f) / 200;
}
static void usage(const char *argv0)
{
const char *msg =
"usage: mupdf [options] file.pdf [page]\n"
"\t-p -\tpassword\n"
"\t-r -\tresolution\n"
"\t-A -\tset anti-aliasing quality in bits (0=off, 8=best)\n"
"\t-C -\tRRGGBB (tint color in hexadecimal syntax)\n"
"\t-W -\tpage width for EPUB layout\n"
"\t-H -\tpage height for EPUB layout\n"
"\t-I -\tinvert colors\n"
"\t-S -\tfont size for EPUB layout\n"
"\t-U -\tuser style sheet for EPUB layout\n"
"\t-X\tdisable document styles for EPUB layout\n";
MessageBoxA(NULL, msg, "MuPDF: Usage", MB_OK);
exit(1);
}
int WINAPI
WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, LPSTR lpCmdLine, int nShowCmd)
{
int argc;
LPWSTR *wargv = CommandLineToArgvW(GetCommandLineW(), &argc);
char **argv;
char argv0[256];
MSG msg;
int code;
fz_context *ctx;
int kbps = 0;
int displayRes = get_system_dpi();
int c;
ctx = fz_new_context(NULL, NULL, FZ_STORE_DEFAULT);
if (!ctx)
{
MessageBoxA(NULL, "Cannot initialize MuPDF context.", "MuPDF: Error", MB_OK);
exit(1);
}
pdfapp_init(ctx, &gapp);
argv = fz_argv_from_wargv(argc, wargv);
while ((c = fz_getopt(argc, argv, "Ip:r:A:C:W:H:S:U:Xb:")) != -1)
{
switch (c)
{
case 'C':
c = strtol(fz_optarg, NULL, 16);
gapp.tint = 1;
gapp.tint_white = c;
break;
case 'p': password = fz_optarg; break;
case 'r': displayRes = fz_atoi(fz_optarg); break;
case 'I': gapp.invert = 1; break;
case 'A': fz_set_aa_level(ctx, fz_atoi(fz_optarg)); break;
case 'W': gapp.layout_w = fz_atoi(fz_optarg); break;
case 'H': gapp.layout_h = fz_atoi(fz_optarg); break;
case 'S': gapp.layout_em = fz_atoi(fz_optarg); break;
case 'b': kbps = fz_atoi(fz_optarg); break;
case 'U': gapp.layout_css = fz_optarg; break;
case 'X': gapp.layout_use_doc_css = 0; break;
default: usage(argv[0]);
}
}
pdfapp_setresolution(&gapp, displayRes);
GetModuleFileNameA(NULL, argv0, sizeof argv0);
install_app(argv0);
winopen();
if (fz_optind < argc)
{
strcpy(filename, argv[fz_optind++]);
}
else
{
if (!winfilename(wbuf, nelem(wbuf)))
exit(0);
code = WideCharToMultiByte(CP_UTF8, 0, wbuf, -1, filename, sizeof filename, NULL, NULL);
if (code == 0)
winerror(&gapp, "cannot convert filename to utf-8");
}
if (fz_optind < argc)
gapp.pageno = atoi(argv[fz_optind++]);
if (kbps)
pdfapp_open_progressive(&gapp, filename, 0, kbps);
else
pdfapp_open(&gapp, filename, 0);
while (GetMessage(&msg, NULL, 0, 0))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
fz_free_argv(argc, argv);
do_close(&gapp);
return 0;
}