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-rw-r--r--ui/win32/print_win32.c267
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diff --git a/ui/win32/print_win32.c b/ui/win32/print_win32.c
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--- a/ui/win32/print_win32.c
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-/* print_win32.c
- * Printing support for MSWindows
- *
- * Wireshark - Network traffic analyzer
- * By Gerald Combs <gerald@wireshark.org>
- * Copyright 2002, Jeffrey C. Foster <jfoste@woodward.com>
- *
- * SPDX-License-Identifier: GPL-2.0-or-later
- *
- * This original code was from the Technet Article Q139652 :
- * HOWTO: Print a Document
- * You can now find it at http://support.microsoft.com/kb/139652
- */
-
-#include <string.h>
-
-#include <windows.h>
-#include <commdlg.h>
-
-
-#include "print_win32.h"
-#include "wsutil/file_util.h"
-/*
-Some thoughts about a GTK win32 printer dialog:
-
-"EnumPrinters()", asking for information level 2 - the PRINTER_INFO_2
-structure contains a pLocation string pointer, along with other
-information.
-
-"PrinterProperties", could be used to show a native printer property page?!?
-
-See
-
- http://msdn.microsoft.com/library/default.asp?url=/library/en-us/gdi/prntspol_62ia.asp
-
-for information on printer APIs.
-
-*/
-static BOOL CALLBACK abort_proc(HDC hDC, int Error);
-static HDC get_printer_dc(short *width, short *height);
-static void init_doc_struct(DOCINFO* di, char* docname);
-static void print_file(const char* file_name, HDC hdc, int width, int height);
-
-void print_mswin(const char *file_name)
-{
- HDC hDC;
- DOCINFO di;
- short int width, height;
-
- /* Need a printer DC to print to. */
- hDC = get_printer_dc(&width, &height);
-
- /* Did you get a good DC?, Cancel will return NULL also, so what to do? */
- if (!hDC) {
- return;
- }
-
- /* You always have to use an AbortProc(). */
- if (SetAbortProc(hDC, abort_proc) == SP_ERROR) {
- MessageBox(NULL, "Error setting up AbortProc",
- "Error", MB_APPLMODAL | MB_OK);
- return;
- }
-
- /* Init the DOCINFO and start the document. */
- init_doc_struct(&di, "MyDoc");
- StartDoc(hDC, &di);
-
- /* Print one page. */
- StartPage(hDC);
- print_file(file_name, hDC, width, height);
- EndPage(hDC);
-
- /* Indicate end of document. */
- EndDoc(hDC);
-
- /* Clean up */
- DeleteDC(hDC);
-}
-
-/* Obtain printer device context */
-static HDC get_printer_dc(short *width, short *height)
-{
- PRINTDLG pdlg;
- PDEVMODE returnedDevmode;
-
- /*
- * XXX - can this be done without a Windows print dialog?
- *
- * "CreateDC()" creates a device context, and you can
- * apparently specify WINSPL16 as the driver name on
- * Windows OT, or the name of a "print provider", such as
- * "WINSPOOL" on Windows NT, to get a context for a printer.
- *
- * The device name would be the printer name as shown by the
- * Print Manager; is there a way to enumerate those?
- */
-
- /* Initialize the PRINTDLG structure. */
- memset(&pdlg, 0, sizeof(PRINTDLG));
- pdlg.lStructSize = sizeof(PRINTDLG);
- /* Set the flag to return printer DC. */
- pdlg.Flags =
- PD_RETURNDC | /* return the device context we need */
- PD_NOPAGENUMS | /* disable the "Pages" radio button */
- PD_NOSELECTION | /* disable the "Selection" radio button */
- PD_USEDEVMODECOPIESANDCOLLATE; /* let device print multiple pages */
-
- /* Invoke the printer dialog box. */
- if (PrintDlg(&pdlg)) {
- /* http://msdn.microsoft.com/en-us/library/windows/desktop/dd162931%28v=vs.85%29.aspx */
- returnedDevmode = (PDEVMODE)GlobalLock(pdlg.hDevMode);
-
- if (returnedDevmode == NULL) {
- if (pdlg.hDevMode)
- GlobalFree(pdlg.hDevMode);
- if (pdlg.hDevNames)
- GlobalFree(pdlg.hDevNames);
- return NULL;
- }
-
- if (returnedDevmode->dmOrientation == DMORIENT_LANDSCAPE) {
- *width = returnedDevmode->dmPaperLength;
- *height = returnedDevmode->dmPaperWidth;
- }
- else { /* assume DMORIENT_PORTRAIT */
- *width = returnedDevmode->dmPaperWidth;
- *height = returnedDevmode->dmPaperLength;
- }
-
- GlobalUnlock(pdlg.hDevMode);
-
- if (pdlg.hDevMode)
- GlobalFree(pdlg.hDevMode);
- if (pdlg.hDevNames)
- GlobalFree(pdlg.hDevNames);
- }
-
- /* hDC member of the PRINTDLG structure contains the printer DC. */
- return pdlg.hDC;
-}
-
-/* The Abort Procedure */
-static BOOL CALLBACK abort_proc(HDC hDC, int Error)
-{
- MSG msg;
- while (PeekMessage(&msg, NULL, 0, 0, PM_REMOVE)) {
- TranslateMessage(&msg);
- DispatchMessage(&msg);
- }
- return TRUE;
-}
-
-/* Initialize DOCINFO structure */
-static void init_doc_struct(DOCINFO* di, char* docname)
-{
- /* Always zero it before using it. */
- memset(di, 0, sizeof(DOCINFO));
- /* Fill in the required members. */
- di->cbSize = sizeof(DOCINFO);
- di->lpszDocName = docname;
-}
-
-/* Drawing on the DC */
-static void print_file(const char *file_name, HDC hdc, int width, int height)
-{
- #define MAX_BUF_SIZE 1024 /* An arbitrary maximum */
- #define X_OFFSET 5
- #define Y_OFFSET 5
-
- FILE* fh1;
- int cnt=0, y_pos = Y_OFFSET, y_cnt = 0;
- char buf[MAX_BUF_SIZE];
- char ch;
- TEXTMETRIC tm;
- int max_chars_per_line, max_lines_per_page;
-
- SetMapMode(hdc, MM_LOMETRIC);
- GetTextMetrics(hdc, &tm);
- max_chars_per_line = MIN(width / (tm.tmMaxCharWidth + 1), MAX_BUF_SIZE);
- max_lines_per_page = height / (tm.tmHeight + 1);
-
- SetMapMode(hdc, MM_TEXT);
- GetTextMetrics(hdc, &tm);
-
- fh1 = ws_fopen(file_name, "r");
- if (!fh1) {
- MessageBox(NULL, "Open failed on input file",
- "Error", MB_APPLMODAL | MB_OK);
- return;
- }
-
- while (fread(&ch, 1, 1, fh1) != 0) {
- /* end of page (form feed)? */
- if (ch == 0x0c) {
- /* send buffer */
- buf[cnt] = 0;
- TextOut(hdc, X_OFFSET,y_pos, buf, (int) strlen(buf));
- /*y_pos += tm.tmHeight;*/
- cnt = 0;
-
- /* reset page */
- EndPage(hdc);
- StartPage(hdc);
- y_pos = Y_OFFSET;
- y_cnt = 0;
- continue;
- }
-
- /* end of line (line feed)? */
- if (ch == 0x0a) {
- /* send buffer */
- buf[cnt] = 0;
- TextOut(hdc, X_OFFSET,y_pos, buf, (int) strlen(buf));
- y_pos += tm.tmHeight;
- cnt = 0;
- /* last line on page? -> reset page */
- if (++y_cnt == max_lines_per_page) {
- EndPage(hdc);
- StartPage(hdc);
- y_pos = Y_OFFSET;
- y_cnt = 0;
- }
- continue;
- }
-
- /* buffer full? */
- if (cnt == (max_chars_per_line - 1)) {
- /* send buffer */
- buf[cnt] = 0;
- TextOut(hdc, X_OFFSET, y_pos, buf, (int) strlen(buf));
- y_pos += tm.tmHeight;
- cnt = 0;
- /* last line on page? -> reset page */
- if (++y_cnt == max_lines_per_page) {
- EndPage(hdc);
- StartPage(hdc);
- y_pos = Y_OFFSET;
- y_cnt = 0;
- }
- }
-
- buf[cnt++] = ch;
- } /* while */
-
- /* Print the remaining text if needed */
- if (cnt > 0) {
- buf[cnt] = 0;
- TextOut(hdc, 0,y_pos, buf, (int) strlen(buf));
- }
-
- fclose(fh1);
-}
-
-/*
- * Editor modelines - http://www.wireshark.org/tools/modelines.html
- *
- * Local variables:
- * c-basic-offset: 4
- * tab-width: 8
- * indent-tabs-mode: nil
- * End:
- *
- * vi: set shiftwidth=4 tabstop=8 expandtab:
- * :indentSize=4:tabSize=8:noTabs=true:
- */
-