924 lines
28 KiB
C
924 lines
28 KiB
C
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/*
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* KEY.C
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*
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* Copyright (C) 1990 Microsoft Corporation.
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*
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* Edit keymaps dialog box and support functinos.
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*/
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/* Revision history:
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March 92 Ported to 16/32 common code by Laurie Griffiths (LaurieGr)
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*/
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/*-=-=-=-=- Include Files -=-=-=-=-*/
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#include "preclude.h"
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#include <windows.h>
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#include <mmsystem.h>
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#include <port1632.h>
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#include "hack.h"
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#include "cphelp.h"
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#include "midimap.h"
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#include "midi.h"
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#include "extern.h"
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/*-=-=-=-=- Prototypes -=-=-=-=-*/
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static MMAPERR PASCAL MmaperrKeyInit(VOID);
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static MMAPERR PASCAL MmaperrKeyInitNew(VOID);
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static VOID PASCAL KeySize(BOOL);
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static VOID PASCAL KeyPaint(VOID);
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static VOID PASCAL KeyArrowScroll(UINT);
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static VOID PASCAL KeyWindowScroll(UINT, int);
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static VOID PASCAL KeyEditMsg(WORD NotifCode);
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static VOID PASCAL KeyButtonDown(LONG);
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static VOID PASCAL KeySetFocus(UINT, int);
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static VOID PASCAL KeyActiveLine(UINT, UINT);
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static int PASCAL KeySave(HWND, BOOL);
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/*-=-=-=-=- Global Definitions -=-=-=-=-*/
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#define PAL_SHOW 0 // Show active line.
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#define PAL_HIDE 1 // Hide active line.
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#define PSF_REDRAW 0x0001 // Redraw where line used to be.
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#define PSF_SHOWIFHIDDEN 0x0002 // Show line if hidden.
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#define DEF_KEY_ROWS 16 // number of default key rows
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/*-=-=-=-=- Global Variables -=-=-=-=-*/
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static HWND hScroll; // scroll bar control handle
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static char * _based(_segname("_CODE")) szNotes [] = { // Note descriptions
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"C", "C#", "D", "D#", "E", "F", "F#", "G", "G#", "A", "A#", "B"
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};
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static SZCODE aszMidiSection[] = "midicpl";
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static SZCODE aszMidiKey[] = "keyview";
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static SZCODE aszKeyNumFormat[] = "%3d";
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static SZCODE aszNoteOctaveFormat[] = " %s %d";
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static BOOL fKeyView;
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static int xArrowOffset; // key arrow ctrl positional offset
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/*-=-=-=-=- Functions -=-=-=-=-*/
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/*
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* KEYBOX
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*/
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BOOL FAR PASCAL _loadds KeyBox( HWND hDlg,
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UINT uMessage,
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WPARAM wParam,
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LPARAM lParam )
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{
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int iRet = FALSE;
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MMAPERR mmaperr;
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switch (uMessage) {
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case WM_INITDIALOG :
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hWnd = hDlg;
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SetFocus(GetDlgItem(hDlg, ID_KEYEDIT));
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if ((mmaperr = MmaperrKeyInit()) != MMAPERR_SUCCESS) {
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VShowError(hDlg, mmaperr);
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EndDialog(hDlg, FALSE);
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}
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SetScrollRange(hScroll, SB_CTL, 0, iVertMax, FALSE);
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SetScrollPos(hScroll, SB_CTL, iVertPos, TRUE);
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PlaceWindow(hWnd);
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return FALSE;
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case WM_COMMAND :
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{ WORD id = LOWORD(wParam);
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#if defined(WIN16)
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WORD NotifCode = HIWORD(lParam);
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HWND hwnd = LOWORD(lParam);
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#else
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WORD NotifCode = HIWORD(wParam);
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HWND hwnd = (HWND)lParam;
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#endif //WIN16
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switch (id) {
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case IDH_DLG_MIDI_KEYEDIT:
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goto DoHelp;
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case ID_KEYGHOSTEDITFIRST:
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/* assume the user back-tabbed before the first
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* control on the current row, so jump to the
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* previous row (if iCurPos > 0) or the last row
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* (if iCurPos == 0)
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*/
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if (fHidden) //we shouldn't get these messages
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break; //when we're hidden -jyg
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if (NotifCode != EN_SETFOCUS)
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break;
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if (iCurPos < 0)
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/* do nothing */ ;
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else if (iCurPos > 0)
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iCurPos--;
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else
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{
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if (iVertPos != 0)
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{
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/* at top -- scroll up one line */
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KeyWindowScroll(SB_LINEUP, 0);
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iCurPos = 0;
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}
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else
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{
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/* wrap to bottom cell */
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KeyWindowScroll(SB_THUMBPOSITION, iVertMax);
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iCurPos = nLines - 1;
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KeySetFocus(PSF_REDRAW|PSF_SHOWIFHIDDEN, 0);
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KeyActiveLine(PAL_SHOW, SWP_SHOWWINDOW);
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}
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}
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KeySetFocus(PSF_REDRAW, 1);
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break;
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case ID_KEYGHOSTEDITLAST:
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/* assume the user forward-tabbed beyond the last
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* control on the current row, so jump to the
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* next row (if iCurPos < nLines - 1) or the first row
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* (if iCurPos == nLines - 1)
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*/
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if (fHidden) //we shouldn't get these messages
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break; //when we're hidden -jyg
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if (NotifCode != EN_SETFOCUS)
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break;
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if (iCurPos < 0)
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/* do nothing */ ;
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else
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if (iCurPos < nLines - 1)
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iCurPos++;
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else
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{
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if (iVertPos != iVertMax)
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{
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/* at bottom -- scroll down one line */
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KeyWindowScroll(SB_LINEDOWN, 0);
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iCurPos = nLines - 1;
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}
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else
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{
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/* wrap to top cell */
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/* wrap to the top cell */
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KeyWindowScroll(SB_THUMBPOSITION,-iVertMax);
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iCurPos = 0;
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KeySetFocus(PSF_REDRAW|PSF_SHOWIFHIDDEN, 0);
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KeyActiveLine(PAL_SHOW, SWP_SHOWWINDOW);
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}
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}
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KeySetFocus(PSF_REDRAW, 1);
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break;
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case IDOK :
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case IDCANCEL :
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if (NotifCode != BN_CLICKED)
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break;
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if (!fReadOnly && (id == IDOK) && (fModified)) {
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iRet = KeySave(hDlg, TRUE);
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if (iRet == IDCANCEL)
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break;
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iRet = (iRet == IDYES);
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} else
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iRet = FALSE;
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GlobalFree(hKeyMap);
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EndDialog(hDlg, iRet);
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break;
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case ID_KEYEDIT :
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KeyEditMsg(NotifCode);
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break;
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default :
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return FALSE;
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}
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break;
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} /* end of WM_COMMAND */
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case WM_PAINT :
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KeyPaint();
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break;
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case WM_LBUTTONDOWN :
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KeyButtonDown((LONG)lParam);
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break;
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case WM_VSCROLL :
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#if defined(WIN16)
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if ((HWND)HIWORD(lParam) == hScroll)
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KeyWindowScroll(LOWORD(wParam), (int)LOWORD(lParam));
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#else
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if ((HWND)lParam == hScroll)
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KeyWindowScroll(LOWORD(wParam), (int)HIWORD(wParam));
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#endif //WIN16
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else KeyArrowScroll(LOWORD(wParam));
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break;
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case WM_CLOSE :
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PostMessage(hDlg, WM_COMMAND, (WPARAM)IDOK, (LPARAM)0);
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break;
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default:
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if (uMessage == uHelpMessage) {
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DoHelp:
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WinHelp(hWnd, szMidiHlp, HELP_CONTEXT,
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IDH_DLG_MIDI_KEYEDIT);
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return TRUE;
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}
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else
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return FALSE;
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break;
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}
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return TRUE;
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} /* KeyBox */
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/*
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* MmaperrKeyInit
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*/
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static MMAPERR PASCAL MmaperrKeyInit(
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VOID)
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{
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LPMIDIKEYMAP lpKey;
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LONG lDBU;
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MMAPERR mmaperr;
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UINT xBU,
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yBU,
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xWidth, // width of current column
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xArrow, // width of arrow control
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xEdit, // width of edit controls
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yEdit; // height of edit/arrow controls
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int i;
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char szCaption[80];
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char szCaptionFormat[80];
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fHidden = FALSE;
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iVertPos = 35;
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iCurPos = 0;
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nLines = 0; // necessary?
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hEdit = GetDlgItem(hWnd, ID_KEYEDIT);
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hArrow = GetDlgItem(hWnd, ID_KEYARROW);
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hScroll = GetDlgItem(hWnd, ID_KEYSCROLL);
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if (fReadOnly)
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{
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EnableWindow(GetDlgItem(hWnd,IDOK),FALSE);
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SendMessage(hWnd, DM_SETDEFID, (WPARAM)IDCANCEL, (LPARAM)0);
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}
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lDBU = GetDialogBaseUnits();
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xBU = LOWORD(lDBU);
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yBU = HIWORD(lDBU);
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xArrow = (10 * xBU) / 4; // about yea big
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xEdit = (40 * xBU) / 4; // 10 chars wide
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yEdit = (10 * yBU) / 8; // cookie heaven
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rcBox.left = (HORZMARGIN * xBU) / 4;
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for (i = 0, rcBox.right = rcBox.left; i < 4; i++) {
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rgxPos [i] = rcBox.right;
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switch (i) {
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case 0 :
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// width of src key # text (3.5 chars wide)
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rcBox.right += xEdit;
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break;
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case 1 :
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// width of src key (percussion) name text
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rcBox.right += (64 * xBU) / 4; // 16 chars wide
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break;
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case 2 :
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// width of dst key # edit control
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xWidth = xEdit;
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SetWindowPos(hEdit, NULL, 0L, 0L,
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xWidth, yEdit, SWP_NOZORDER | SWP_NOMOVE);
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// set global arrow control offset to proper position
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rcBox.right += xArrowOffset = xWidth - 1;
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// width of dst key # arrow control
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xWidth = xArrow;
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SetWindowPos(hArrow, NULL, 0L, 0L,
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xWidth, yEdit, SWP_NOZORDER | SWP_NOMOVE);
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rcBox.right += xWidth - 1;
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break;
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case 3 :
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break;
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}
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}
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if (!fNew) {
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DWORD dwSize;
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dwSize = mapGetSize(MMAP_KEY, szCurrent);
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if (dwSize < MMAPERR_MAXERROR)
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return (MMAPERR)dwSize;
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if ((hKeyMap = GlobalAlloc(GHND, dwSize)) == NULL)
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return MMAPERR_MEMORY;
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lpKey = (LPMIDIKEYMAP)GlobalLock(hKeyMap);
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mmaperr = mapRead( MMAP_KEY, szCurrent, (LPVOID)lpKey);
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if (mmaperr == MMAPERR_SUCCESS)
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if (lstrcmp(lpKey->szDesc, szCurDesc)) {
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lstrcpy(lpKey->szDesc, szCurDesc);
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fNew = TRUE;
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}
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GlobalUnlock (hKeyMap);
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if (mmaperr != MMAPERR_SUCCESS) {
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GlobalFree(hKeyMap);
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hKeyMap = NULL;
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return mmaperr;
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}
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} else if ((mmaperr = MmaperrKeyInitNew()) != MMAPERR_SUCCESS)
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return mmaperr;
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LoadString(hLibInst, IDS_KEYS, szCaptionFormat, sizeof(szCaptionFormat));
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wsprintf(szCaption, szCaptionFormat, (LPSTR)szCurrent);
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SetWindowText(hWnd, szCaption);
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SendMessage(GetDlgItem(hWnd, ID_KEYDESTMNEM),
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WM_SETFONT, (WPARAM)hFont, (LPARAM)0);
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KeySize(TRUE);
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SetWindowPos(GetDlgItem(hWnd, ID_KEYDESTMNEM), NULL,
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rgxPos [2], yChar, 0L, 0L, SWP_NOSIZE | SWP_NOZORDER);
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Modify(fNew);
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fKeyView = GetProfileInt(aszMidiSection, aszMidiKey, 0);
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return MMAPERR_SUCCESS;
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} /* MmaperrKeyInit */
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/*
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* MmaperrKeyInitNew
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*/
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static MMAPERR PASCAL MmaperrKeyInitNew(
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VOID)
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{
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LPMIDIKEYMAP lpKey;
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int i;
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if ((hKeyMap = GlobalAlloc(GHND,
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(DWORD)sizeof(MIDIKEYMAP))) == NULL)
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return MMAPERR_MEMORY;
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lpKey = (LPMIDIKEYMAP)GlobalLock(hKeyMap);
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lstrcpy(lpKey->szName, szCurrent);
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lstrcpy(lpKey->szDesc, szCurDesc);
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for (i = 0; i < MIDIPATCHSIZE; i++)
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lpKey->bKMap [i] = (BYTE) i;
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GlobalUnlock(hKeyMap);
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return MMAPERR_SUCCESS;
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} /* MmaperrKeyInitNew */
|
||
|
|
|
||
|
|
/*
|
||
|
|
* KEYSIZE
|
||
|
|
*/
|
||
|
|
static
|
||
|
|
VOID PASCAL KeySize(BOOL fMaximize)
|
||
|
|
{
|
||
|
|
RECT rcOK,
|
||
|
|
rcWnd;
|
||
|
|
LONG lDBU;
|
||
|
|
UINT xBU,
|
||
|
|
yBU;
|
||
|
|
int xButton,
|
||
|
|
xCenter,
|
||
|
|
yTopMar,
|
||
|
|
yBotMar,
|
||
|
|
yLeftOver,
|
||
|
|
yBox,
|
||
|
|
yMiniBotMar;
|
||
|
|
|
||
|
|
lDBU = GetDialogBaseUnits();
|
||
|
|
xBU = LOWORD(lDBU);
|
||
|
|
yBU = HIWORD(lDBU);
|
||
|
|
|
||
|
|
// get the rectangle of the OK button
|
||
|
|
GetClientRect(GetDlgItem(hWnd, IDOK), &rcOK);
|
||
|
|
|
||
|
|
// get x-extent of button
|
||
|
|
xButton = rcOK.right - rcOK.left;
|
||
|
|
|
||
|
|
// top margin is 2 characters
|
||
|
|
yTopMar = (16 * yBU) / 8 - 6; // cookie land
|
||
|
|
|
||
|
|
// bottom margin is 2 * minimum bottom margin dialog units +
|
||
|
|
// height of button in pixels
|
||
|
|
yBotMar = (VERTMARGIN * 2 * yBU) / 8 + rcOK.bottom - rcOK.top;
|
||
|
|
|
||
|
|
if (fMaximize) {
|
||
|
|
// maximize the key box
|
||
|
|
SetWindowPos(hWnd, NULL, 0L, 0L,
|
||
|
|
rcBox.right - rcBox.left +
|
||
|
|
(2 * HORZMARGIN * xBU) / 4 +
|
||
|
|
GetSystemMetrics(SM_CXVSCROLL) +
|
||
|
|
(GetSystemMetrics(SM_CXDLGFRAME) + 1) * 2,
|
||
|
|
(DEF_KEY_ROWS * 10 * yBU) / 8 +
|
||
|
|
yTopMar + yBotMar +
|
||
|
|
GetSystemMetrics(SM_CYCAPTION) +
|
||
|
|
GetSystemMetrics(SM_CYDLGFRAME) * 2,
|
||
|
|
SWP_NOZORDER | SWP_NOMOVE);
|
||
|
|
}
|
||
|
|
|
||
|
|
// get the x and y extents of the client rectangle
|
||
|
|
GetClientRect(hWnd, &rcWnd);
|
||
|
|
xClient = rcWnd.right - rcWnd.left;
|
||
|
|
yClient = rcWnd.bottom - rcWnd.top;
|
||
|
|
|
||
|
|
// yChar is the height of one row in pixels - 1
|
||
|
|
yChar = (10 * yBU) / 8 - 1;
|
||
|
|
|
||
|
|
// xChar is the average width of a character
|
||
|
|
xChar = xBU;
|
||
|
|
|
||
|
|
// yBox is the room we actually have to display patchmap rows
|
||
|
|
yBox = yClient - yTopMar - yBotMar;
|
||
|
|
|
||
|
|
// nLines is the number of setup rows we can display
|
||
|
|
// what is this 16 doing here?
|
||
|
|
nLines = min(16, yBox / yChar);
|
||
|
|
|
||
|
|
// yLeftOver is how many pixels are left over
|
||
|
|
yLeftOver = yBox - nLines * yChar;
|
||
|
|
|
||
|
|
// add half the leftovers to the top margin
|
||
|
|
yTopMar += yLeftOver / 2;
|
||
|
|
|
||
|
|
// rcBox is the box of rows and columns inside the client area
|
||
|
|
SetRect(
|
||
|
|
&rcBox,
|
||
|
|
rcBox.left,
|
||
|
|
yTopMar,
|
||
|
|
rcBox.right,
|
||
|
|
yTopMar + nLines * yChar);
|
||
|
|
|
||
|
|
// xCenter is used to center the OK and CANCEL buttons horizontally
|
||
|
|
xCenter =(rcBox.right - rcBox.left - xButton * 3) / 4;
|
||
|
|
|
||
|
|
// yMiniBotMar is the spacing above and below the button
|
||
|
|
yMiniBotMar = (VERTMARGIN * yBU) / 8 + yLeftOver / 4;
|
||
|
|
|
||
|
|
SetWindowPos(
|
||
|
|
GetDlgItem(hWnd, IDOK),
|
||
|
|
NULL,
|
||
|
|
rcBox.left + xCenter,
|
||
|
|
rcBox.bottom + yMiniBotMar,
|
||
|
|
0,
|
||
|
|
0,
|
||
|
|
SWP_NOSIZE | SWP_NOZORDER);
|
||
|
|
|
||
|
|
SetWindowPos(
|
||
|
|
GetDlgItem(hWnd, IDCANCEL),
|
||
|
|
NULL,
|
||
|
|
rcBox.left + xButton + xCenter * 2,
|
||
|
|
rcBox.bottom + yMiniBotMar,
|
||
|
|
0,
|
||
|
|
0,
|
||
|
|
SWP_NOSIZE | SWP_NOZORDER);
|
||
|
|
|
||
|
|
SetWindowPos(
|
||
|
|
GetDlgItem(hWnd, IDH_DLG_MIDI_KEYEDIT),
|
||
|
|
NULL,
|
||
|
|
rcBox.left + xButton * 2 + xCenter * 3,
|
||
|
|
rcBox.bottom + yMiniBotMar,
|
||
|
|
0,
|
||
|
|
0,
|
||
|
|
SWP_NOSIZE | SWP_NOZORDER);
|
||
|
|
|
||
|
|
SetWindowPos(
|
||
|
|
hScroll,
|
||
|
|
NULL,
|
||
|
|
rcBox.right,
|
||
|
|
rcBox.top,
|
||
|
|
GetSystemMetrics(SM_CXVSCROLL),
|
||
|
|
rcBox.bottom - rcBox.top + 1,
|
||
|
|
SWP_NOZORDER);
|
||
|
|
|
||
|
|
iVertMax = max(0, MIDIPATCHSIZE - nLines);
|
||
|
|
iVertPos = min(iVertMax, iVertPos);
|
||
|
|
SetScrollRange(hScroll, SB_CTL, 0, iVertMax, FALSE);
|
||
|
|
SetScrollPos(hScroll, SB_CTL, iVertPos, TRUE);
|
||
|
|
|
||
|
|
if (iCurPos >= 0 && iCurPos < nLines)
|
||
|
|
KeySetFocus(PSF_SHOWIFHIDDEN, 1);
|
||
|
|
else
|
||
|
|
KeyActiveLine(PAL_HIDE, SWP_NOREDRAW);
|
||
|
|
} /* KeySize */
|
||
|
|
|
||
|
|
/*
|
||
|
|
* KEYPAINT
|
||
|
|
*/
|
||
|
|
static
|
||
|
|
VOID PASCAL KeyPaint(VOID)
|
||
|
|
{
|
||
|
|
HPEN hPen = NULL;
|
||
|
|
LPMIDIKEYMAP lpKey;
|
||
|
|
PAINTSTRUCT ps;
|
||
|
|
int i,
|
||
|
|
iVert,
|
||
|
|
iLeft,
|
||
|
|
nBegin,
|
||
|
|
nEnd,
|
||
|
|
iTop,
|
||
|
|
iBottom,
|
||
|
|
iOctave,
|
||
|
|
iNote;
|
||
|
|
BOOL fSelected = FALSE;
|
||
|
|
char szBuf [30];
|
||
|
|
|
||
|
|
BeginPaint(hWnd, &ps);
|
||
|
|
|
||
|
|
if (!ps.rcPaint.bottom)
|
||
|
|
goto DonePainting;
|
||
|
|
|
||
|
|
hPen = SelectObject(ps.hdc, GetStockObject(BLACK_PEN));
|
||
|
|
hFont = SelectObject(ps.hdc, hFont);
|
||
|
|
fSelected = TRUE;
|
||
|
|
|
||
|
|
SetTextColor(ps.hdc, GetSysColor(COLOR_WINDOWTEXT));
|
||
|
|
SetBkMode(ps.hdc, TRANSPARENT);
|
||
|
|
|
||
|
|
if (ps.rcPaint.top < rcBox.top) {
|
||
|
|
iVert = yChar; // rcBox.top - (yChar * 2) - 1;
|
||
|
|
TextOut(ps.hdc, 11, iVert, aszSourceKey, lstrlen(aszSourceKey));
|
||
|
|
TextOut(ps.hdc, rgxPos [1] + xChar - 10, iVert,
|
||
|
|
aszSourceKeyName, lstrlen(aszSourceKeyName));
|
||
|
|
}
|
||
|
|
|
||
|
|
// calculate top and bottom y coordinates of invalid area
|
||
|
|
iTop = max(ps.rcPaint.top, rcBox.top);
|
||
|
|
|
||
|
|
// if top is below the box, forget about painting
|
||
|
|
if (iTop > rcBox.bottom)
|
||
|
|
goto DonePainting;
|
||
|
|
|
||
|
|
iBottom = min(ps.rcPaint.bottom, rcBox.bottom);
|
||
|
|
|
||
|
|
// calculate left x coordinate of invalid area
|
||
|
|
iLeft = max(ps.rcPaint.left, rcBox.left);
|
||
|
|
|
||
|
|
// calculate beginning and ending data row to be repainted
|
||
|
|
nBegin = max(0, (iTop - rcBox.top) / yChar);
|
||
|
|
nEnd = min(nLines, (iBottom - rcBox.top) / yChar);
|
||
|
|
|
||
|
|
for (i = 0; i < 4; i++) {
|
||
|
|
MMoveTo(ps.hdc, rgxPos [i], iTop);
|
||
|
|
LineTo(ps.hdc, rgxPos [i], iBottom + 1);
|
||
|
|
}
|
||
|
|
// vertical position of first line we have to draw
|
||
|
|
iVert = rcBox.top + nBegin * yChar;
|
||
|
|
|
||
|
|
// lock the map
|
||
|
|
lpKey = (LPMIDIKEYMAP)GlobalLock(hKeyMap);
|
||
|
|
iOctave = (iVertPos + nBegin) / 12 - 1;
|
||
|
|
iNote = (iVertPos + nBegin) % 12;
|
||
|
|
for (i = nBegin; i <= nEnd; i++, iVert += yChar) {
|
||
|
|
MMoveTo(ps.hdc, iLeft, iVert);
|
||
|
|
LineTo(ps.hdc, min(ps.rcPaint.right, rcBox.right), iVert);
|
||
|
|
|
||
|
|
if (i == nLines)
|
||
|
|
break;
|
||
|
|
|
||
|
|
if (iLeft < rgxPos [1]) {
|
||
|
|
wsprintf(szBuf, aszKeyNumFormat, iVertPos + i);
|
||
|
|
TextOut(ps.hdc, rcBox.left + 2, iVert + 2, szBuf, 3);
|
||
|
|
}
|
||
|
|
if (iLeft < rgxPos [2]) {
|
||
|
|
if (!fKeyView) {
|
||
|
|
if (!LoadString(hLibInst, IDS_KEYMAP_BASE +
|
||
|
|
iVertPos + i, szBuf, sizeof(szBuf)))
|
||
|
|
LoadString(hLibInst, IDS_RESERVED, szBuf, sizeof(szBuf));
|
||
|
|
}
|
||
|
|
else wsprintf(szBuf, aszNoteOctaveFormat,
|
||
|
|
(LPSTR)szNotes [iNote], iOctave);
|
||
|
|
TextOut(ps.hdc, rgxPos [1] + 2, iVert + 2, szBuf,
|
||
|
|
lstrlen(szBuf));
|
||
|
|
}
|
||
|
|
if (iLeft < rgxPos [3] && i != iCurPos) {
|
||
|
|
wsprintf(szBuf, aszKeyNumFormat, lpKey->bKMap [iVertPos + i]);
|
||
|
|
TextOut(ps.hdc, rgxPos [2] + 2, iVert + 2, szBuf, 3);
|
||
|
|
}
|
||
|
|
if (++iNote > 11) {
|
||
|
|
iNote = 0;
|
||
|
|
iOctave++;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
GlobalUnlock(hKeyMap);
|
||
|
|
|
||
|
|
DonePainting:
|
||
|
|
if (fSelected) {
|
||
|
|
hFont = SelectObject(ps.hdc, hFont);
|
||
|
|
hPen = SelectObject(ps.hdc, hPen);
|
||
|
|
}
|
||
|
|
EndPaint(hWnd, &ps);
|
||
|
|
} /* KeyPaint */
|
||
|
|
|
||
|
|
/*
|
||
|
|
* KEYARROWSCROLL
|
||
|
|
*
|
||
|
|
* Interpret a scroll message for the arrow control and modify
|
||
|
|
* the value in corresponding Keymap array.
|
||
|
|
*/
|
||
|
|
static
|
||
|
|
VOID PASCAL KeyArrowScroll(UINT wParam)
|
||
|
|
{
|
||
|
|
LPMIDIKEYMAP lpKey;
|
||
|
|
BYTE bKey;
|
||
|
|
|
||
|
|
lpKey = (LPMIDIKEYMAP)GlobalLock(hKeyMap);
|
||
|
|
bKey = lpKey->bKMap [iVertPos + iCurPos];
|
||
|
|
GlobalUnlock(hKeyMap);
|
||
|
|
|
||
|
|
switch (wParam) {
|
||
|
|
|
||
|
|
case SB_LINEDOWN :
|
||
|
|
if (!bKey--)
|
||
|
|
bKey = 127;
|
||
|
|
break;
|
||
|
|
|
||
|
|
case SB_LINEUP :
|
||
|
|
if (++bKey > 127)
|
||
|
|
bKey = 0;
|
||
|
|
break;
|
||
|
|
|
||
|
|
default:
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
SetDlgItemInt(hWnd, ID_KEYEDIT, bKey, FALSE);
|
||
|
|
} /* KeyArrowScroll */
|
||
|
|
|
||
|
|
/*
|
||
|
|
* KEYWINDOWSCROLL
|
||
|
|
*/
|
||
|
|
static
|
||
|
|
VOID PASCAL KeyWindowScroll( UINT wParam,
|
||
|
|
int iPos )
|
||
|
|
{
|
||
|
|
HDC hDC;
|
||
|
|
RECT rc;
|
||
|
|
int iVertInc;
|
||
|
|
BOOL fWillBeVisible; // will active line be visible?
|
||
|
|
|
||
|
|
switch (wParam) {
|
||
|
|
|
||
|
|
case SB_LINEUP :
|
||
|
|
iVertInc = -1;
|
||
|
|
break;
|
||
|
|
|
||
|
|
case SB_LINEDOWN :
|
||
|
|
iVertInc = 1;
|
||
|
|
break;
|
||
|
|
|
||
|
|
case SB_PAGEUP :
|
||
|
|
iVertInc = min(-1, -nLines);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case SB_PAGEDOWN :
|
||
|
|
iVertInc = max(1, nLines);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case SB_THUMBTRACK :
|
||
|
|
case SB_THUMBPOSITION :
|
||
|
|
iVertInc = iPos - iVertPos;
|
||
|
|
break;
|
||
|
|
|
||
|
|
default :
|
||
|
|
iVertInc = 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
iVertInc = max (-iVertPos, min(iVertInc, iVertMax - iVertPos));
|
||
|
|
|
||
|
|
if (iVertInc != 0)
|
||
|
|
{
|
||
|
|
iVertPos += iVertInc;
|
||
|
|
iCurPos -= iVertInc;
|
||
|
|
|
||
|
|
if (iCurPos < 0 || iCurPos >= nLines) {
|
||
|
|
SetFocus(NULL);
|
||
|
|
fWillBeVisible = FALSE;
|
||
|
|
}
|
||
|
|
else
|
||
|
|
fWillBeVisible = TRUE;
|
||
|
|
|
||
|
|
SetScrollPos(hScroll, SB_CTL, iVertPos, TRUE);
|
||
|
|
|
||
|
|
hDC = GetDC(hWnd);
|
||
|
|
ScrollDC(hDC, 0L, -yChar * iVertInc, &rcBox, &rcBox, NULL,
|
||
|
|
&rc);
|
||
|
|
ReleaseDC(hWnd, hDC);
|
||
|
|
|
||
|
|
if (!fHidden)
|
||
|
|
KeyActiveLine(PAL_HIDE, SWP_NOREDRAW);
|
||
|
|
|
||
|
|
if (fWillBeVisible) {
|
||
|
|
KeySetFocus(0, 0);
|
||
|
|
KeyActiveLine(PAL_SHOW, SWP_NOREDRAW);
|
||
|
|
}
|
||
|
|
|
||
|
|
InvalidateRect(hWnd, &rc, TRUE);
|
||
|
|
UpdateWindow(hWnd);
|
||
|
|
}
|
||
|
|
} /* KeyWindowScroll */
|
||
|
|
|
||
|
|
/*
|
||
|
|
* KEYEDITMSG
|
||
|
|
*
|
||
|
|
* This function deals with EN_UPDATE and EN_ACTIVATE messages sent
|
||
|
|
* to the key number edit control through the WM_COMMAND message.
|
||
|
|
*/
|
||
|
|
static
|
||
|
|
VOID PASCAL KeyEditMsg(WORD NotifCode)
|
||
|
|
{
|
||
|
|
LPMIDIKEYMAP lpKey;
|
||
|
|
LPBYTE lpbKey;
|
||
|
|
UINT uVal;
|
||
|
|
BOOL bTranslate;
|
||
|
|
|
||
|
|
if (NotifCode != EN_UPDATE && NotifCode != EN_ACTIVATE)
|
||
|
|
return;
|
||
|
|
|
||
|
|
lpKey = (LPMIDIKEYMAP)GlobalLock(hKeyMap);
|
||
|
|
|
||
|
|
switch (NotifCode) {
|
||
|
|
|
||
|
|
case EN_UPDATE :
|
||
|
|
lpbKey = &lpKey->bKMap [iVertPos + iCurPos];
|
||
|
|
uVal = (UINT)GetDlgItemInt(hWnd, ID_KEYEDIT, &bTranslate, FALSE);
|
||
|
|
if (uVal <= 127) {
|
||
|
|
if (*lpbKey != (BYTE) uVal) {
|
||
|
|
*lpbKey = (BYTE)uVal;
|
||
|
|
Modify(TRUE);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
else SetDlgItemInt(hWnd, ID_KEYEDIT, *lpbKey, FALSE);
|
||
|
|
break;
|
||
|
|
|
||
|
|
case EN_ACTIVATE :
|
||
|
|
SetDlgItemInt(hWnd, ID_KEYEDIT, lpKey->bKMap [iVertPos +
|
||
|
|
iCurPos], FALSE);
|
||
|
|
break;
|
||
|
|
|
||
|
|
default :
|
||
|
|
break;
|
||
|
|
|
||
|
|
}
|
||
|
|
|
||
|
|
GlobalUnlock(hKeyMap);
|
||
|
|
} /* KeyEditMsg */
|
||
|
|
|
||
|
|
/*
|
||
|
|
* KEYBUTTONDOWN
|
||
|
|
*/
|
||
|
|
static
|
||
|
|
VOID PASCAL KeyButtonDown(LONG lParam)
|
||
|
|
{
|
||
|
|
int x = LOWORD(lParam),
|
||
|
|
y = HIWORD(lParam),
|
||
|
|
iPos;
|
||
|
|
UINT uFlags;
|
||
|
|
|
||
|
|
if (x < rcBox.left || x > rcBox.right)
|
||
|
|
return;
|
||
|
|
if (y < rcBox.top || y > rcBox.bottom)
|
||
|
|
return;
|
||
|
|
|
||
|
|
iPos = min(nLines - 1, (y - rcBox.top) / yChar);
|
||
|
|
|
||
|
|
if (iPos == iCurPos)
|
||
|
|
return;
|
||
|
|
|
||
|
|
if (iCurPos >= 0 && iCurPos < nLines) {
|
||
|
|
uFlags = PSF_REDRAW;
|
||
|
|
UpdateWindow(hWnd);
|
||
|
|
}
|
||
|
|
else uFlags = PSF_SHOWIFHIDDEN;
|
||
|
|
|
||
|
|
iCurPos = iPos;
|
||
|
|
KeySetFocus(uFlags, x);
|
||
|
|
} /* KeyButtonDown */
|
||
|
|
|
||
|
|
/*
|
||
|
|
* KEYSETFOCUS
|
||
|
|
*/
|
||
|
|
static
|
||
|
|
VOID PASCAL KeySetFocus( UINT uFlags,
|
||
|
|
int xPos )
|
||
|
|
{
|
||
|
|
RECT rc;
|
||
|
|
int yPos = rcBox.top + iCurPos * yChar;
|
||
|
|
|
||
|
|
KeyEditMsg(EN_ACTIVATE);
|
||
|
|
|
||
|
|
GetWindowRect(hEdit, &rc);
|
||
|
|
/* on NT this returns a BOOL success indicator. So what? */
|
||
|
|
|
||
|
|
SetWindowPos(hEdit, NULL, rgxPos [2], yPos, 0L, 0L,
|
||
|
|
SWP_NOZORDER | SWP_NOSIZE);
|
||
|
|
SetWindowPos(hArrow, NULL, rgxPos [2] + xArrowOffset, yPos, 0,
|
||
|
|
0L, SWP_NOZORDER | SWP_NOSIZE);
|
||
|
|
|
||
|
|
if (fHidden && uFlags & PSF_SHOWIFHIDDEN) {
|
||
|
|
KeyActiveLine(PAL_SHOW, 0L);
|
||
|
|
UpdateWindow(hEdit);
|
||
|
|
UpdateWindow(hArrow);
|
||
|
|
}
|
||
|
|
|
||
|
|
if (uFlags & PSF_REDRAW && rc.right) {
|
||
|
|
ScreenToClient(hWnd, (LPPOINT)&rc);
|
||
|
|
ScreenToClient(hWnd, (LPPOINT)&rc + 1);
|
||
|
|
rc.right = rcBox.right + 1;
|
||
|
|
InvalidateRect(hWnd, &rc, FALSE);
|
||
|
|
UpdateWindow(hWnd);
|
||
|
|
}
|
||
|
|
if (!fHidden)
|
||
|
|
SetFocus(hEdit);
|
||
|
|
#if defined(WIN16)
|
||
|
|
SendMessage(hEdit, EM_SETSEL, (WPARAM)NULL, MAKELPARAM(0, 32767));
|
||
|
|
#else
|
||
|
|
SendMessage(hEdit, EM_SETSEL, (WPARAM)NULL, (LPARAM)-1);
|
||
|
|
#endif //WIN16
|
||
|
|
} /* KeySetFocus */
|
||
|
|
|
||
|
|
/*
|
||
|
|
* KEYACTIVELINE
|
||
|
|
*/
|
||
|
|
static
|
||
|
|
VOID PASCAL KeyActiveLine( UINT uCase,
|
||
|
|
UINT uFlags )
|
||
|
|
{
|
||
|
|
static const UINT uDefFlags = SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER;
|
||
|
|
|
||
|
|
switch (uCase) {
|
||
|
|
|
||
|
|
case PAL_SHOW :
|
||
|
|
if (!fHidden)
|
||
|
|
return;
|
||
|
|
|
||
|
|
uFlags |= SWP_SHOWWINDOW;
|
||
|
|
fHidden = FALSE;
|
||
|
|
break;
|
||
|
|
|
||
|
|
case PAL_HIDE :
|
||
|
|
if (fHidden)
|
||
|
|
return;
|
||
|
|
|
||
|
|
uFlags |= SWP_HIDEWINDOW;
|
||
|
|
fHidden = TRUE;
|
||
|
|
break;
|
||
|
|
|
||
|
|
default :
|
||
|
|
break;
|
||
|
|
|
||
|
|
}
|
||
|
|
uFlags |= uDefFlags;
|
||
|
|
SetWindowPos(hEdit, NULL, 0L, 0L, 0L, 0L, uFlags);
|
||
|
|
SetWindowPos(hArrow, NULL, 0L, 0L, 0L, 0L, uFlags);
|
||
|
|
|
||
|
|
if (uCase == PAL_SHOW && !fHidden)
|
||
|
|
SetFocus(hEdit);
|
||
|
|
} /* KeyActiveLine */
|
||
|
|
|
||
|
|
/*
|
||
|
|
* KEYSAVE
|
||
|
|
*/
|
||
|
|
static int PASCAL KeySave(
|
||
|
|
HWND hdlg,
|
||
|
|
BOOL bQuery)
|
||
|
|
{
|
||
|
|
LPMIDIKEYMAP lpKey;
|
||
|
|
MMAPERR mmaperr;
|
||
|
|
int iRet = 0; // Should be a value which is NOT IDCANCEL or IDYES
|
||
|
|
|
||
|
|
if (bQuery) {
|
||
|
|
iRet = QuerySave();
|
||
|
|
|
||
|
|
if (iRet != IDYES)
|
||
|
|
return iRet;
|
||
|
|
}
|
||
|
|
lpKey = (LPMIDIKEYMAP)GlobalLock(hKeyMap);
|
||
|
|
mmaperr = mapWrite(MMAP_KEY, (LPVOID)lpKey);
|
||
|
|
GlobalUnlock(hKeyMap);
|
||
|
|
if (mmaperr != MMAPERR_SUCCESS) {
|
||
|
|
VShowError(hdlg, mmaperr);
|
||
|
|
return IDCANCEL;
|
||
|
|
}
|
||
|
|
Modify(FALSE);
|
||
|
|
if (fNew)
|
||
|
|
fNew = FALSE;
|
||
|
|
|
||
|
|
return iRet;
|
||
|
|
} /* KeySave */
|