373 lines
8.9 KiB
C++
373 lines
8.9 KiB
C++
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//--------------------------------------------------------------------------;
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//
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// File: speakers.cpp
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//
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// Copyright (c) 1997 Microsoft Corporation. All rights reserved
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//
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//--------------------------------------------------------------------------;
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#include "mmcpl.h"
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#include <windowsx.h>
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#ifdef DEBUG
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#undef DEBUG
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#include <mmsystem.h>
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#define DEBUG
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#else
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#include <mmsystem.h>
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#endif
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#include <commctrl.h>
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#include <prsht.h>
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#include <regstr.h>
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#include "utils.h"
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#include "medhelp.h"
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#include <dsound.h>
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#include "advaudio.h"
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#include "speakers.h"
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#include "dslevel.h"
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/////////////
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// defines
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/////////////
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#define NUMCONFIG (MAX_SPEAKER_TYPE + 1)
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//////////
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// Globals
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//////////
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DWORD gdwSpeakerTable[NUMCONFIG] =
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{
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DSSPEAKER_DIRECTOUT,
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DSSPEAKER_HEADPHONE,
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SPEAKERS_DEFAULT_CONFIG,
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DSSPEAKER_MONO,
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DSSPEAKER_COMBINED(DSSPEAKER_STEREO, DSSPEAKER_GEOMETRY_NARROW),
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DSSPEAKER_COMBINED(DSSPEAKER_STEREO, DSSPEAKER_GEOMETRY_NARROW),
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DSSPEAKER_COMBINED(DSSPEAKER_STEREO, DSSPEAKER_GEOMETRY_NARROW),
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DSSPEAKER_COMBINED(DSSPEAKER_STEREO, DSSPEAKER_GEOMETRY_WIDE),
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DSSPEAKER_COMBINED(DSSPEAKER_STEREO, DSSPEAKER_GEOMETRY_NARROW),
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DSSPEAKER_QUAD,
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DSSPEAKER_SURROUND,
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DSSPEAKER_5POINT1,
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DSSPEAKER_7POINT1
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};
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DWORD gdwImageID[NUMCONFIG] =
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{
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IDB_NOSPEAKERS,
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IDB_HEADPHONES,
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IDB_STEREODESKTOP,
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IDB_MONOLAPTOP,
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IDB_STEREOLAPTOP,
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IDB_STEREOMONITOR,
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IDB_STEREOCPU,
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IDB_MOUNTEDSTEREO,
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IDB_STEREOKEYBOARD,
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IDB_QUADRAPHONIC,
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IDB_SURROUND,
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IDB_SURROUND_5_1,
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IDB_SURROUND_7_1
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};
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HBITMAP ghBitmaps[NUMCONFIG];
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//////////////
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// Help ID's
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//////////////
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#pragma data_seg(".text")
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const static DWORD aAdvSpeakerHelp[] =
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{
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IDC_SPEAKERCONFIG, IDH_SPEAKERS_PICKER,
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IDC_IMAGEFRAME, IDH_SPEAKERS_IMAGE,
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IDC_ICON_4, IDH_COMM_GROUPBOX,
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IDC_TEXT_22, IDH_COMM_GROUPBOX,
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IDC_TEXT_23, IDH_SPEAKERS_PICKER,
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0, 0
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};
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#pragma data_seg()
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//////////////
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// Functions
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//////////////
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//
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// Verifies that the speakers type and config match, if not, change type to match config using default type
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//
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void VerifySpeakerConfig(DWORD dwSpeakerConfig, LPDWORD pdwSpeakerType)
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{
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if (pdwSpeakerType)
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{
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DWORD dwType = *pdwSpeakerType;
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if (gdwSpeakerTable[dwType] != dwSpeakerConfig) // the type doesn't match the config, pick a default type
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{
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switch (dwSpeakerConfig)
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{
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case DSSPEAKER_DIRECTOUT:
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*pdwSpeakerType = TYPE_NOSPEAKERS;
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break;
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case DSSPEAKER_HEADPHONE:
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*pdwSpeakerType = TYPE_HEADPHONES;
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break;
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case DSSPEAKER_MONO:
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*pdwSpeakerType = TYPE_MONOLAPTOP;
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break;
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case DSSPEAKER_STEREO:
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*pdwSpeakerType = TYPE_STEREODESKTOP;
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break;
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case DSSPEAKER_QUAD:
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*pdwSpeakerType = TYPE_QUADRAPHONIC;
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break;
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case DSSPEAKER_SURROUND:
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*pdwSpeakerType = TYPE_SURROUND;
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break;
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case DSSPEAKER_5POINT1:
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*pdwSpeakerType = TYPE_SURROUND_5_1;
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break;
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case DSSPEAKER_7POINT1:
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*pdwSpeakerType = TYPE_SURROUND_7_1;
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break;
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default:
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{
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if (DSSPEAKER_CONFIG(dwSpeakerConfig) == DSSPEAKER_STEREO)
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{
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DWORD dwAngle = DSSPEAKER_GEOMETRY(dwSpeakerConfig);
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DWORD dwMiddle = DSSPEAKER_GEOMETRY_NARROW +
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((DSSPEAKER_GEOMETRY_WIDE - DSSPEAKER_GEOMETRY_NARROW) >> 1);
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if (dwAngle <= dwMiddle)
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{
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*pdwSpeakerType = TYPE_STEREOCPU;
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}
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else
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{
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*pdwSpeakerType = TYPE_STEREODESKTOP;
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}
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}
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}
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break;
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}
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}
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}
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}
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//
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// Given a speaker type, returns the DirectSound config for it
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//
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DWORD GetSpeakerConfigFromType(DWORD dwType)
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{
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DWORD dwConfig = SPEAKERS_DEFAULT_CONFIG;
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if (dwType < (DWORD)NUMCONFIG)
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{
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dwConfig = gdwSpeakerTable[dwType];
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}
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return(dwConfig);
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}
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//
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// Called when first started up, it determines the current state of the device's speaker state
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// and fills out the controls as appropriate
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//
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BOOL InitSpeakerDlg(HWND hwnd, BOOL fImagesOnly)
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{
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TCHAR str[255];
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int item;
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DWORD dwIndex;
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HWND hwndCombo;
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if (!fImagesOnly)
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{
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SendDlgItemMessage(hwnd, IDC_SPEAKERCONFIG, CB_RESETCONTENT,0,0);
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}
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for (item = 0; item < NUMCONFIG; item++)
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{
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if (!fImagesOnly)
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{
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LoadString( ghInst, IDS_SPEAKER1 + item, str, sizeof( str )/sizeof(TCHAR) );
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SendDlgItemMessage(hwnd, IDC_SPEAKERCONFIG, CB_INSERTSTRING, (WPARAM) -1, (LPARAM) str);
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}
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if (ghBitmaps[item] != NULL)
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{
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DeleteObject( (HGDIOBJ) ghBitmaps[item]);
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ghBitmaps[item] = NULL;
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}
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ghBitmaps[item] = (HBITMAP) LoadImage(ghInst,MAKEINTATOM(gdwImageID[item]), IMAGE_BITMAP,
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0, 0, LR_LOADMAP3DCOLORS);
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}
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dwIndex = gAudData.current.dwSpeakerType;
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SendDlgItemMessage(hwnd, IDC_SPEAKERCONFIG, CB_SETCURSEL, (WPARAM) dwIndex, 0);
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SendDlgItemMessage(hwnd, IDC_IMAGEFRAME, STM_SETIMAGE, IMAGE_BITMAP, (LPARAM) ghBitmaps[dwIndex]);
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// Enable/disable the combo box appropriately
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hwndCombo = GetDlgItem( hwnd, IDC_SPEAKERCONFIG );
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if (hwndCombo)
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{
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// Check if we can set the speaker configuration
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if (FAILED(CheckDSSpeakerConfigPriv(gAudData.devGuid, gAudData.fRecord, NULL)))
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{
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// No - disable the combo box
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EnableWindow( hwndCombo, FALSE );
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}
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else
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{
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// Yes - enable the combo box
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EnableWindow( hwndCombo, TRUE );
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}
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}
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return(TRUE);
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}
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//
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// called to delete all loaded bitmaps
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//
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void DumpBitmaps(void)
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{
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int item;
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for (item = 0; item < NUMCONFIG; item++)
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{
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if (ghBitmaps[item] != NULL)
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{
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DeleteObject( (HGDIOBJ) ghBitmaps[item]);
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ghBitmaps[item] = NULL;
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}
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}
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}
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//
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// called by dialog handler when speaker type is changed
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//
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void ChangeSpeakers(HWND hwnd)
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{
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DWORD dwIndex;
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dwIndex = (DWORD)SendDlgItemMessage(hwnd, IDC_SPEAKERCONFIG, CB_GETCURSEL,0,0);
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if (dwIndex != CB_ERR)
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{
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gAudData.current.dwSpeakerType = dwIndex;
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gAudData.current.dwSpeakerConfig = GetSpeakerConfigFromType(gAudData.current.dwSpeakerType);
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SendDlgItemMessage(hwnd, IDC_IMAGEFRAME, STM_SETIMAGE, IMAGE_BITMAP, (LPARAM) ghBitmaps[dwIndex]);
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ToggleApplyButton(hwnd);
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}
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}
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//
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// Dialog event handler
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//
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INT_PTR CALLBACK SpeakerHandler(HWND hDlg, UINT msg, WPARAM wParam, LPARAM lParam)
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{
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BOOL fReturnVal = TRUE;
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switch (msg)
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{
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default:
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fReturnVal = FALSE;
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break;
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case WM_INITDIALOG:
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{
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fReturnVal = InitSpeakerDlg(hDlg, FALSE);
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}
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break;
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case WM_DESTROY:
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{
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DumpBitmaps();
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}
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break;
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case WM_CONTEXTMENU:
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{
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WinHelp((HWND)wParam, gszHelpFile, HELP_CONTEXTMENU, (UINT_PTR)(LPTSTR)aAdvSpeakerHelp);
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fReturnVal = TRUE;
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}
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break;
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case WM_HELP:
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{
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WinHelp((HWND) ((LPHELPINFO)lParam)->hItemHandle, gszHelpFile, HELP_WM_HELP, (UINT_PTR)(LPTSTR)aAdvSpeakerHelp);
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fReturnVal = TRUE;
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}
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break;
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case WM_SYSCOLORCHANGE:
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{
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fReturnVal = InitSpeakerDlg(hDlg, TRUE);
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}
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break;
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case WM_COMMAND:
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{
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switch (LOWORD(wParam))
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{
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case IDC_SPEAKERCONFIG:
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{
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if (HIWORD(wParam) == CBN_SELCHANGE)
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{
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ChangeSpeakers(hDlg);
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}
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}
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break;
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default:
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fReturnVal = FALSE;
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break;
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}
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break;
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}
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case WM_NOTIFY:
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{
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LPNMHDR pnmh = (LPNMHDR) lParam;
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switch (pnmh->code)
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{
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case PSN_APPLY:
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{
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ApplyCurrentSettings(&gAudData);
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}
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}
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}
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}
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return fReturnVal;
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}
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