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deb-goldedplus/goldlib/gall/gutlos2.cpp

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// This may look like C code, but it is really -*- C++ -*-
// ------------------------------------------------------------------
// The Goldware Library
// Copyright (C) 1999 Alexander Batalov
// Copyright (C) 1999-2000 Alexander S. Aganichev
// ------------------------------------------------------------------
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Library General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library 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
// Library General Public License for more details.
//
// You should have received a copy of the GNU Library General Public
// License along with this program; if not, write to the Free
// Software Foundation, Inc., 59 Temple Place, Suite 330, Boston,
// MA 02111-1307, USA
// ------------------------------------------------------------------
// $Id$
// ------------------------------------------------------------------
// Some os2 pm func.
// ------------------------------------------------------------------
#include <gstrall.h>
#include <gmemdbg.h>
#include <gutlos.h>
#define INCL_DOSMODULEMGR
#define INCL_WINWINDOWMGR
#define INCL_DOSPROCESS
#define INCL_WIN
#define INCL_OS2MM
#define INCL_WINFRAMEMGR
#include <os2.h>
#include <os2me.h>
// ------------------------------------------------------------------
HAB APIENTRY (*pfnWinInitialize)(ULONG);
BOOL APIENTRY (*pfnWinTerminate)(HAB);
HMQ APIENTRY (*pfnWinCreateMsgQueue)(HAB, LONG);
BOOL APIENTRY (*pfnWinDestroyMsgQueue)(HMQ);
BOOL APIENTRY (*pfnWinEmptyClipbrd)(HAB);
BOOL APIENTRY (*pfnWinOpenClipbrd)(HAB);
BOOL APIENTRY (*pfnWinCloseClipbrd)(HAB);
BOOL APIENTRY (*pfnWinSetClipbrdData)(HAB, ULONG, ULONG, ULONG);
ULONG APIENTRY (*pfnWinQueryClipbrdData)(HAB, ULONG);
ULONG APIENTRY (*pfnWinChangeSwitchEntry)(HSWITCH, SWCNTRL *);
BOOL APIENTRY (*pfnWinSetWindowText)(HWND, PSZ);
BOOL APIENTRY (*pfnWinQueryClipbrdFmtInfo)(HAB, ULONG, PULONG);
ULONG APIENTRY (*pfnWinQuerySwitchEntry)(HSWITCH, PSWCNTRL);
HSWITCH APIENTRY (*pfnWinQuerySwitchHandle)(HWND, PID);
LONG APIENTRY (*pfnWinQueryWindowText)(HWND, LONG, char *);
MRESULT APIENTRY (*pfnWinSendMsg)(HWND, ULONG, MPARAM, MPARAM);
HPOINTER APIENTRY (*pfnWinLoadPointer)(HWND, HMODULE, ULONG);
BOOL APIENTRY (*pfnWinInvalidateRect)(HWND, PRECTL, BOOL);
DWORD APIENTRY (*pfnmciSendString)(LPSTR, LPSTR, WORD, HWND, WORD);
DWORD APIENTRY (*pfnmciGetErrorString)(DWORD, LPSTR, WORD);
static BOOL access_pm_clipboard(void);
static void leave_pm_clipboard(int mode);
// ------------------------------------------------------------------
HAB ge_os2_hab = 0;
HMQ ge_os2_hmq = 0;
HSWITCH ge_os2_hsw = 0;
HWND ge_os2_hwndframe = 0;
HMODULE ge_os2_hmte = 0;
HMODULE ge_os2_hmte2 = 0;
HMODULE ge_os2_mdmHandle = 0;
SWCNTRL ge_os2_swolddata;
SWCNTRL ge_os2_swdata;
SZ ge_os2_loaderr[256];
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char ge_os2_coldtitle[GMAXTITLE+1] = "";
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HPOINTER ge_os2_coldicon;
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char ge_os2_title[GMAXTITLE+1] = "";
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int ge_os2_ext_title;
ULONG ge_os2_oldicon;
// ------------------------------------------------------------------
static struct {
PPIB ppib;
HAB hab;
HMQ hmq;
ULONG savedtype;
BOOL opened;
} pminfo;
// ------------------------------------------------------------------
// Init os/2 pm functions
int g_init_os(int flags) {
int rc;
PTIB ptib;
const char *env;
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memset(&pminfo, 0, sizeof (pminfo));
DosGetInfoBlocks(&ptib, &pminfo.ppib);
pminfo.savedtype = pminfo.ppib->pib_ultype;
// Check PMWIN environment variable, if it set to NO do not try to use
// PMWIN functions
if(((env = getenv("PMWIN")) != NULL) and strieql(env, "NO")) {
rc = 1;
}
else {
// Morph application into PM
rc = DosQueryModuleHandle((PSZ)"PMWIN", &ge_os2_hmte);
}
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if(not rc) {
pminfo.ppib->pib_ultype = 3;
rc = DosLoadModule((PSZ)ge_os2_loaderr, sizeof(ge_os2_loaderr), (PSZ)"PMWIN", &ge_os2_hmte);
if(rc)
return 1;
// Load the functions dinamically
rc = DosQueryProcAddr(ge_os2_hmte, 707, 0, (PFN*)&pfnWinCloseClipbrd);
rc = DosQueryProcAddr(ge_os2_hmte, 716, 0, (PFN*)&pfnWinCreateMsgQueue);
rc = DosQueryProcAddr(ge_os2_hmte, 726, 0, (PFN*)&pfnWinDestroyMsgQueue);
rc = DosQueryProcAddr(ge_os2_hmte, 733, 0, (PFN*)&pfnWinEmptyClipbrd);
rc = DosQueryProcAddr(ge_os2_hmte, 763, 0, (PFN*)&pfnWinInitialize);
rc = DosQueryProcAddr(ge_os2_hmte, 793, 0, (PFN*)&pfnWinOpenClipbrd);
rc = DosQueryProcAddr(ge_os2_hmte, 806, 0, (PFN*)&pfnWinQueryClipbrdData);
rc = DosQueryProcAddr(ge_os2_hmte, 807, 0, (PFN*)&pfnWinQueryClipbrdFmtInfo);
rc = DosQueryProcAddr(ge_os2_hmte, 854, 0, (PFN*)&pfnWinSetClipbrdData);
rc = DosQueryProcAddr(ge_os2_hmte, 888, 0, (PFN*)&pfnWinTerminate);
rc = DosQueryProcAddr(ge_os2_hmte, 841, 0, (PFN*)&pfnWinQueryWindowText);
rc = DosQueryProcAddr(ge_os2_hmte, 877, 0, (PFN*)&pfnWinSetWindowText);
rc = DosQueryProcAddr(ge_os2_hmte, 920, 0, (PFN*)&pfnWinSendMsg);
rc = DosQueryProcAddr(ge_os2_hmte, 780, 0, (PFN*)&pfnWinLoadPointer);
rc = DosQueryProcAddr(ge_os2_hmte, 765, 0, (PFN*)&pfnWinInvalidateRect);
rc = DosQueryModuleHandle((PSZ)"PMSHAPI", &ge_os2_hmte2);
if(rc)
return 1;
rc = DosLoadModule((PSZ)ge_os2_loaderr, sizeof(ge_os2_loaderr), (PSZ)"PMSHAPI", &ge_os2_hmte2);
if(rc)
return 1;
DosQueryProcAddr(ge_os2_hmte2, 123, 0, (PFN*)&pfnWinChangeSwitchEntry);
DosQueryProcAddr(ge_os2_hmte2, 124, 0, (PFN*)&pfnWinQuerySwitchEntry);
DosQueryProcAddr(ge_os2_hmte2, 125, 0, (PFN*)&pfnWinQuerySwitchHandle);
if(flags & 1) {
rc = DosQueryModuleHandle((PSZ)"MDM", &ge_os2_hmte);
if(not rc) {
rc = DosLoadModule((PSZ)ge_os2_loaderr, sizeof(ge_os2_loaderr), (PSZ)"MDM", &ge_os2_mdmHandle);
if(not rc) {
DosQueryProcAddr(ge_os2_mdmHandle, 0, (PSZ)"mciSendString", (PFN*)&pfnmciSendString);
DosQueryProcAddr(ge_os2_mdmHandle, 0, (PSZ)"mciGetErrorString", (PFN*)&pfnmciGetErrorString);
}
}
}
// Make queue
ge_os2_hab = pfnWinInitialize(0);
ge_os2_hmq = pfnWinCreateMsgQueue(ge_os2_hab, 0);
// Find our hSw
ge_os2_hsw = pfnWinQuerySwitchHandle(0, pminfo.ppib->pib_ulpid);
if(ge_os2_hsw) {
pfnWinQuerySwitchEntry(ge_os2_hsw, &ge_os2_swolddata);
ge_os2_swdata = ge_os2_swolddata;
ge_os2_hwndframe = ge_os2_swdata.hwnd;
pfnWinQueryWindowText(ge_os2_hwndframe, sizeof(ge_os2_coldtitle), ge_os2_coldtitle);
}
}
DosSetPriority(PRTYS_PROCESS, PRTYC_REGULAR, PRTYD_MINIMUM, 0);
return 0;
}
// ------------------------------------------------------------------
// deInit os/2 pm functions
void g_deinit_os(void) {
if(ge_os2_hwndframe) {
pfnWinChangeSwitchEntry(ge_os2_hsw, &ge_os2_swolddata);
g_set_ostitle(ge_os2_coldtitle);
pfnWinSendMsg(ge_os2_hwndframe, WM_SETICON, (MPARAM) ge_os2_swolddata.hwndIcon, (MPARAM) 0);
}
if(ge_os2_hmq)
pfnWinDestroyMsgQueue(ge_os2_hmq);
if(ge_os2_hab)
pfnWinTerminate(ge_os2_hab);
if(ge_os2_hmte)
DosFreeModule(ge_os2_hmte);
if(ge_os2_hmte2)
DosFreeModule(ge_os2_hmte2);
if(ge_os2_mdmHandle)
DosFreeModule(ge_os2_mdmHandle);
}
// ------------------------------------------------------------------
void g_init_title(char *tasktitle, int titlestatus) {
strxcpy(ge_os2_title, tasktitle, GMAXTITLE);
ge_os2_ext_title = titlestatus;
}
// ------------------------------------------------------------------
void g_increase_priority(void) {
DosSetPriority(PRTYS_PROCESS, PRTYC_REGULAR, PRTYD_MAXIMUM, 0);
}
// ------------------------------------------------------------------
// Change title
void g_set_ostitle(char *title) {
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if(ge_os2_hsw and ge_os2_hwndframe) {
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strxcpy(ge_os2_swdata.szSwtitle, title, MAXNAMEL);
pfnWinChangeSwitchEntry(ge_os2_hsw, &ge_os2_swdata);
pfnWinSetWindowText(ge_os2_hwndframe, (PSZ)title);
}
}
// ------------------------------------------------------------------
// Change icon
void g_set_osicon(void) {
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if(ge_os2_hwndframe and ge_os2_hsw) {
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ULONG ulPicture = (ULONG) pfnWinLoadPointer(HWND_DESKTOP, 0, 1);
if(ulPicture) {
pfnWinSendMsg(ge_os2_hwndframe, WM_SETICON, (MPARAM) ulPicture, (MPARAM) 0);
pfnWinInvalidateRect(ge_os2_hwndframe, 0, 1);
pfnWinChangeSwitchEntry(ge_os2_hsw, &ge_os2_swdata);
}
}
}
// ------------------------------------------------------------------
bool g_is_clip_available(void) {
return (ge_os2_hab) ? true : false;
}
// ------------------------------------------------------------------
char *g_get_clip_text(void) {
char *text = NULL;
char *cd = NULL;
BOOL clip_open = false;
if(ge_os2_hab) {
if((clip_open = access_pm_clipboard()) != true)
return NULL;
if((text = (char *) pfnWinQueryClipbrdData(ge_os2_hab, CF_TEXT)) != NULL)
cd = throw_strdup(text);
leave_pm_clipboard(clip_open);
}
return cd;
}
// ------------------------------------------------------------------
void g_get_ostitle_name(char *currtitle) {
if(ge_os2_hwndframe)
pfnWinQueryWindowText(ge_os2_hwndframe, GMAXTITLE, currtitle);
}
// ------------------------------------------------------------------
void g_set_ostitle_name(char *title, int mode) {
if(mode == 0) {
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char fulltitle[GMAXTITLE+1];
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strcpy(fulltitle, ge_os2_title);
if(ge_os2_ext_title) {
int len = strlen(fulltitle);
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if(len < GMAXTITLE-3) {
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if(len)
strcat(fulltitle, " - ");
strxcpy(fulltitle+len+3, title, GMAXTITLE-len-3);
}
}
g_set_ostitle(fulltitle);
}
else
g_set_ostitle(title);
}
// ------------------------------------------------------------------
static BOOL access_pm_clipboard(void) {
BOOL clip_opened = false;
if(pfnWinOpenClipbrd(ge_os2_hab) == true)
clip_opened = true;
else
leave_pm_clipboard(clip_opened);
return clip_opened;
}
// ------------------------------------------------------------------
static void leave_pm_clipboard(int mode) {
if(mode == true)
pfnWinCloseClipbrd(ge_os2_hab);
}
// ------------------------------------------------------------------
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int g_put_clip_text(const char *cd) {
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ULONG len;
void *text;
int rc = -1;
BOOL clip_open = false;
if(ge_os2_hab) {
if((clip_open = access_pm_clipboard()) != true)
return rc;
pfnWinEmptyClipbrd(ge_os2_hab);
len = strlen(cd);
if(len) {
DosAllocSharedMem((void **) &text, 0, len + 1, PAG_READ | PAG_WRITE | PAG_COMMIT | OBJ_GIVEABLE);
strxcpy((char *) text, cd, len + 1);
if(pfnWinSetClipbrdData(ge_os2_hab, (ULONG) text, CF_TEXT, CFI_POINTER))
rc = 0;
}
leave_pm_clipboard(clip_open);
}
return rc;
}
// ------------------------------------------------------------------