reactos/dll/cpl/mmsys/volume.c

   1 /*
   2  * PROJECT:         ReactOS Multimedia Control Panel
   3  * FILE:            dll/cpl/mmsys/mmsys.c
   4  * PURPOSE:         ReactOS Multimedia Control Panel
   5  * PROGRAMMER:      Thomas Weidenmueller <w3seek@reactos.com>
   6  *                  Johannes Anderwald <janderwald@reactos.com>
   7  *                  Dmitry Chapyshev <dmitry@reactos.org>
   8  */
   9
  10 #include "mmsys.h"
  11
  12 #include <shellapi.h>
  13
  14 #define VOLUME_DIVIDER 0xFFF
  15
  16 typedef struct _IMGINFO
  17 {
  18     HBITMAP hBitmap;
  19     INT cxSource;
  20     INT cySource;
  21 } IMGINFO, *PIMGINFO;
  22
  23
  24 typedef struct _GLOBAL_DATA
  25 {
  26     HMIXER hMixer;
  27     HICON hIconMuted;
  28     HICON hIconUnMuted;
  29     HICON hIconNoHW;
  30
  31     LONG muteVal;
  32     DWORD muteControlID;
  33
  34     DWORD volumeControlID;
  35     DWORD volumeMinimum;
  36     DWORD volumeMaximum;
  37     DWORD volumeValue;
  38
  39 } GLOBAL_DATA, *PGLOBAL_DATA;
  40
  41
  42 static VOID
  43 InitImageInfo(PIMGINFO ImgInfo)
  44 {
  45     BITMAP bitmap;
  46
  47     ZeroMemory(ImgInfo, sizeof(*ImgInfo));
  48
  49     ImgInfo->hBitmap = LoadImage(hApplet,
  50                                  MAKEINTRESOURCE(IDB_SPEAKIMG),
  51                                  IMAGE_BITMAP,
  52                                  0,
  53                                  0,
  54                                  LR_DEFAULTCOLOR);
  55
  56     if (ImgInfo->hBitmap != NULL)
  57     {
  58         GetObject(ImgInfo->hBitmap, sizeof(BITMAP), &bitmap);
  59
  60         ImgInfo->cxSource = bitmap.bmWidth;
  61         ImgInfo->cySource = bitmap.bmHeight;
  62     }
  63 }
  64
  65
  66 VOID
  67 GetMuteControl(PGLOBAL_DATA pGlobalData)
  68 {
  69     MIXERLINE mxln;
  70     MIXERCONTROL mxc;
  71     MIXERLINECONTROLS mxlctrl;
  72
  73     if (pGlobalData->hMixer == NULL)
  74         return;
  75
  76     mxln.cbStruct = sizeof(MIXERLINE);
  77     mxln.dwComponentType = MIXERLINE_COMPONENTTYPE_DST_SPEAKERS;
  78
  79     if (mixerGetLineInfo((HMIXEROBJ)pGlobalData->hMixer, &mxln, MIXER_OBJECTF_HMIXER | MIXER_GETLINEINFOF_COMPONENTTYPE)
  80         != MMSYSERR_NOERROR) return;
  81
  82     mxlctrl.cbStruct = sizeof(MIXERLINECONTROLS);
  83     mxlctrl.dwLineID = mxln.dwLineID;
  84     mxlctrl.dwControlType = MIXERCONTROL_CONTROLTYPE_MUTE;
  85     mxlctrl.cControls = 1;
  86     mxlctrl.cbmxctrl = sizeof(MIXERCONTROL);
  87     mxlctrl.pamxctrl = &mxc;
  88
  89     if (mixerGetLineControls((HMIXEROBJ)pGlobalData->hMixer, &mxlctrl, MIXER_OBJECTF_HMIXER | MIXER_GETLINECONTROLSF_ONEBYTYPE)
  90         != MMSYSERR_NOERROR) return;
  91
  92     pGlobalData->muteControlID = mxc.dwControlID;
  93 }
  94
  95
  96 VOID
  97 GetMuteState(PGLOBAL_DATA pGlobalData)
  98 {
  99     MIXERCONTROLDETAILS_BOOLEAN mxcdMute;
 100     MIXERCONTROLDETAILS mxcd;
 101
 102     if (pGlobalData->hMixer == NULL)
 103         return;
 104
 105     mxcd.cbStruct = sizeof(MIXERCONTROLDETAILS);
 106     mxcd.dwControlID = pGlobalData->muteControlID;
 107     mxcd.cChannels = 1;
 108     mxcd.cMultipleItems = 0;
 109     mxcd.cbDetails = sizeof(MIXERCONTROLDETAILS_BOOLEAN);
 110     mxcd.paDetails = &mxcdMute;
 111
 112     if (mixerGetControlDetails((HMIXEROBJ)pGlobalData->hMixer, &mxcd, MIXER_OBJECTF_HMIXER | MIXER_GETCONTROLDETAILSF_VALUE)
 113         != MMSYSERR_NOERROR)
 114         return;
 115
 116     pGlobalData->muteVal = mxcdMute.fValue;
 117 }
 118
 119
 120 VOID
 121 SwitchMuteState(PGLOBAL_DATA pGlobalData)
 122 {
 123     MIXERCONTROLDETAILS_BOOLEAN mxcdMute;
 124     MIXERCONTROLDETAILS mxcd;
 125
 126     mxcd.cbStruct = sizeof(MIXERCONTROLDETAILS);
 127     mxcd.dwControlID = pGlobalData->muteControlID;
 128     mxcd.cChannels = 1;
 129     mxcd.cMultipleItems = 0;
 130     mxcd.cbDetails = sizeof(MIXERCONTROLDETAILS_BOOLEAN);
 131     mxcd.paDetails = &mxcdMute;
 132
 133     mxcdMute.fValue = !pGlobalData->muteVal;
 134     if (mixerSetControlDetails((HMIXEROBJ)pGlobalData->hMixer, &mxcd, MIXER_OBJECTF_HMIXER | MIXER_SETCONTROLDETAILSF_VALUE)
 135         != MMSYSERR_NOERROR)
 136         return;
 137
 138     pGlobalData->muteVal = mxcdMute.fValue;
 139 }
 140
 141
 142 VOID
 143 GetVolumeControl(PGLOBAL_DATA pGlobalData)
 144 {
 145     MIXERLINE mxln;
 146     MIXERCONTROL mxc;
 147     MIXERLINECONTROLS mxlc;
 148
 149     if (pGlobalData->hMixer == NULL)
 150         return;
 151
 152     mxln.cbStruct = sizeof(MIXERLINE);
 153     mxln.dwComponentType = MIXERLINE_COMPONENTTYPE_DST_SPEAKERS;
 154     if (mixerGetLineInfo((HMIXEROBJ)pGlobalData->hMixer, &mxln, MIXER_OBJECTF_HMIXER | MIXER_GETLINEINFOF_COMPONENTTYPE)
 155         != MMSYSERR_NOERROR)
 156         return;
 157
 158     mxlc.cbStruct = sizeof(MIXERLINECONTROLS);
 159     mxlc.dwLineID = mxln.dwLineID;
 160     mxlc.dwControlType = MIXERCONTROL_CONTROLTYPE_VOLUME;
 161     mxlc.cControls = 1;
 162     mxlc.cbmxctrl = sizeof(MIXERCONTROL);
 163     mxlc.pamxctrl = &mxc;
 164     if (mixerGetLineControls((HMIXEROBJ)pGlobalData->hMixer, &mxlc, MIXER_OBJECTF_HMIXER | MIXER_GETLINECONTROLSF_ONEBYTYPE)
 165         != MMSYSERR_NOERROR)
 166         return;
 167
 168     pGlobalData->volumeMinimum = mxc.Bounds.dwMinimum;
 169     pGlobalData->volumeMaximum = mxc.Bounds.dwMaximum;
 170     pGlobalData->volumeControlID = mxc.dwControlID;
 171 }
 172
 173
 174 VOID
 175 GetVolumeValue(PGLOBAL_DATA pGlobalData)
 176 {
 177     MIXERCONTROLDETAILS_UNSIGNED mxcdVolume;
 178     MIXERCONTROLDETAILS mxcd;
 179
 180     if (pGlobalData->hMixer == NULL)
 181         return;
 182
 183     mxcd.cbStruct = sizeof(MIXERCONTROLDETAILS);
 184     mxcd.dwControlID = pGlobalData->volumeControlID;
 185     mxcd.cChannels = 1;
 186     mxcd.cMultipleItems = 0;
 187     mxcd.cbDetails = sizeof(MIXERCONTROLDETAILS_UNSIGNED);
 188     mxcd.paDetails = &mxcdVolume;
 189
 190     if (mixerGetControlDetails((HMIXEROBJ)pGlobalData->hMixer, &mxcd, MIXER_OBJECTF_HMIXER | MIXER_GETCONTROLDETAILSF_VALUE)
 191         != MMSYSERR_NOERROR)
 192         return;
 193
 194     pGlobalData->volumeValue = mxcdVolume.dwValue;
 195 }
 196
 197
 198 VOID
 199 SetVolumeValue(PGLOBAL_DATA pGlobalData){
 200     MIXERCONTROLDETAILS_UNSIGNED mxcdVolume;
 201     MIXERCONTROLDETAILS mxcd;
 202
 203     if (pGlobalData->hMixer == NULL)
 204         return;
 205
 206     mxcdVolume.dwValue = pGlobalData->volumeValue;
 207     mxcd.cbStruct = sizeof(MIXERCONTROLDETAILS);
 208     mxcd.dwControlID = pGlobalData->volumeControlID;
 209     mxcd.cChannels = 1;
 210     mxcd.cMultipleItems = 0;
 211     mxcd.cbDetails = sizeof(MIXERCONTROLDETAILS_UNSIGNED);
 212     mxcd.paDetails = &mxcdVolume;
 213
 214     if (mixerSetControlDetails((HMIXEROBJ)pGlobalData->hMixer, &mxcd, MIXER_OBJECTF_HMIXER | MIXER_SETCONTROLDETAILSF_VALUE)
 215         != MMSYSERR_NOERROR)
 216         return;
 217
 218     pGlobalData->volumeValue = mxcdVolume.dwValue;
 219 }
 220
 221
 222 VOID
 223 InitVolumeControls(HWND hwndDlg, PGLOBAL_DATA pGlobalData)
 224 {
 225     UINT NumMixers;
 226     MIXERCAPS mxc;
 227
 228     NumMixers = mixerGetNumDevs();
 229     if (!NumMixers)
 230     {
 231         EnableWindow(GetDlgItem(hwndDlg, IDC_VOLUME_TRACKBAR), FALSE);
 232         EnableWindow(GetDlgItem(hwndDlg, IDC_MUTE_CHECKBOX),   FALSE);
 233         EnableWindow(GetDlgItem(hwndDlg, IDC_ICON_IN_TASKBAR), FALSE);
 234         EnableWindow(GetDlgItem(hwndDlg, IDC_ADVANCED_BTN),    FALSE);
 235         EnableWindow(GetDlgItem(hwndDlg, IDC_SPEAKER_SET_BTN), FALSE);
 236         EnableWindow(GetDlgItem(hwndDlg, IDC_SPEAKER_VOL_BTN), FALSE);
 237         EnableWindow(GetDlgItem(hwndDlg, IDC_ADVANCED2_BTN),   FALSE);
 238         SendDlgItemMessage(hwndDlg, IDC_MUTE_ICON, STM_SETIMAGE, IMAGE_ICON, (LPARAM)pGlobalData->hIconNoHW);
 239         return;
 240     }
 241
 242     if (mixerOpen(&pGlobalData->hMixer, 0, PtrToUlong(hwndDlg), 0, MIXER_OBJECTF_MIXER | CALLBACK_WINDOW) != MMSYSERR_NOERROR)
 243     {
 244         MessageBox(hwndDlg, _T("Cannot open mixer"), NULL, MB_OK);
 245         return;
 246     }
 247
 248     ZeroMemory(&mxc, sizeof(MIXERCAPS));
 249     if (mixerGetDevCaps(PtrToUint(pGlobalData->hMixer), &mxc, sizeof(MIXERCAPS)) != MMSYSERR_NOERROR)
 250     {
 251         MessageBox(hwndDlg, _T("mixerGetDevCaps failed"), NULL, MB_OK);
 252         return;
 253     }
 254
 255     GetMuteControl(pGlobalData);
 256     GetMuteState(pGlobalData);
 257     if (pGlobalData->muteVal)
 258     {
 259         SendDlgItemMessage(hwndDlg, IDC_MUTE_CHECKBOX, BM_SETCHECK, (WPARAM)BST_CHECKED, (LPARAM)0);
 260         SendDlgItemMessage(hwndDlg, IDC_MUTE_ICON, STM_SETIMAGE, IMAGE_ICON, (LPARAM)pGlobalData->hIconMuted);
 261     }
 262     else
 263     {
 264         SendDlgItemMessage(hwndDlg, IDC_MUTE_CHECKBOX, BM_SETCHECK, (WPARAM)BST_UNCHECKED, (LPARAM)0);
 265         SendDlgItemMessage(hwndDlg, IDC_MUTE_ICON, STM_SETIMAGE, IMAGE_ICON, (LPARAM)pGlobalData->hIconUnMuted);
 266     }
 267
 268     GetVolumeControl(pGlobalData);
 269     GetVolumeValue(pGlobalData);
 270
 271     SendDlgItemMessage(hwndDlg, IDC_DEVICE_NAME, WM_SETTEXT, 0, (LPARAM)mxc.szPname);
 272     SendDlgItemMessage(hwndDlg, IDC_VOLUME_TRACKBAR, TBM_SETRANGE, (WPARAM)TRUE,
 273         (LPARAM)MAKELONG(pGlobalData->volumeMinimum, pGlobalData->volumeMaximum/VOLUME_DIVIDER));
 274     SendDlgItemMessage(hwndDlg, IDC_VOLUME_TRACKBAR, TBM_SETPAGESIZE, (WPARAM)FALSE, (LPARAM)1);
 275     SendDlgItemMessage(hwndDlg, IDC_VOLUME_TRACKBAR, TBM_SETSEL, (WPARAM)FALSE,
 276         (LPARAM)MAKELONG(pGlobalData->volumeMinimum, pGlobalData->volumeValue/VOLUME_DIVIDER));
 277     SendDlgItemMessage(hwndDlg, IDC_VOLUME_TRACKBAR, TBM_SETPOS, (WPARAM)TRUE, (LPARAM)pGlobalData->volumeValue/VOLUME_DIVIDER);
 278 }
 279
 280
 281 VOID
 282 LaunchSoundControl(HWND hwndDlg)
 283 {
 284     if ((INT_PTR)ShellExecuteW(NULL, L"open", L"sndvol32.exe", NULL, NULL, SW_SHOWNORMAL) > 32)
 285         return;
 286     MessageBox(hwndDlg, _T("Cannot run sndvol32.exe"), NULL, MB_OK);
 287 }
 288
 289 /* Volume property page dialog callback */
 290 //static INT_PTR CALLBACK
 291 INT_PTR CALLBACK
 292 VolumeDlgProc(HWND hwndDlg,
 293               UINT uMsg,
 294               WPARAM wParam,
 295               LPARAM lParam)
 296 {
 297     static IMGINFO ImgInfo;
 298     PGLOBAL_DATA pGlobalData;
 299     UNREFERENCED_PARAMETER(lParam);
 300     UNREFERENCED_PARAMETER(wParam);
 301
 302     pGlobalData = (PGLOBAL_DATA)GetWindowLongPtr(hwndDlg, DWLP_USER);
 303
 304
 305
 306     switch(uMsg)
 307     {
 308         case MM_MIXM_LINE_CHANGE:
 309         {
 310             GetMuteState(pGlobalData);
 311             if (pGlobalData->muteVal)
 312             {
 313                 SendDlgItemMessage(hwndDlg, IDC_MUTE_CHECKBOX, BM_SETCHECK, (WPARAM)BST_CHECKED, (LPARAM)0);
 314                 SendDlgItemMessage(hwndDlg, IDC_MUTE_ICON, STM_SETIMAGE, IMAGE_ICON, (LPARAM)pGlobalData->hIconMuted);
 315             }
 316             else
 317             {
 318                 SendDlgItemMessage(hwndDlg, IDC_MUTE_CHECKBOX, BM_SETCHECK, (WPARAM)BST_UNCHECKED, (LPARAM)0);
 319                 SendDlgItemMessage(hwndDlg, IDC_MUTE_ICON, STM_SETIMAGE, IMAGE_ICON, (LPARAM)pGlobalData->hIconUnMuted);
 320             }
 321             break;
 322         }
 323         case MM_MIXM_CONTROL_CHANGE:
 324         {
 325             GetVolumeValue(pGlobalData);
 326             SendDlgItemMessage(hwndDlg, IDC_VOLUME_TRACKBAR, TBM_SETSEL, (WPARAM)FALSE, (LPARAM)MAKELONG(pGlobalData->volumeMinimum, pGlobalData->volumeValue/VOLUME_DIVIDER));
 327             SendDlgItemMessage(hwndDlg, IDC_VOLUME_TRACKBAR, TBM_SETPOS, (WPARAM)TRUE, (LPARAM)pGlobalData->volumeValue/VOLUME_DIVIDER);
 328             break;
 329         }
 330         case WM_INITDIALOG:
 331         {
 332             pGlobalData = (GLOBAL_DATA*) HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(GLOBAL_DATA));
 333             SetWindowLongPtr(hwndDlg, DWLP_USER, (LONG_PTR)pGlobalData);
 334
 335             pGlobalData->hIconUnMuted = LoadImage(hApplet, MAKEINTRESOURCE(IDI_CPLICON), IMAGE_ICON, 32, 32, LR_DEFAULTCOLOR);
 336             pGlobalData->hIconMuted = LoadImage(hApplet, MAKEINTRESOURCE(IDI_MUTED_ICON), IMAGE_ICON, 32, 32, LR_DEFAULTCOLOR);
 337             pGlobalData->hIconNoHW = LoadImage(hApplet, MAKEINTRESOURCE(IDI_NO_HW), IMAGE_ICON, 32, 32, LR_DEFAULTCOLOR);
 338
 339             InitImageInfo(&ImgInfo);
 340             InitVolumeControls(hwndDlg, pGlobalData);
 341             break;
 342         }
 343
 344         case WM_DRAWITEM:
 345         {
 346             LPDRAWITEMSTRUCT lpDrawItem;
 347             lpDrawItem = (LPDRAWITEMSTRUCT) lParam;
 348             if(lpDrawItem->CtlID == IDC_SPEAKIMG)
 349             {
 350                 HDC hdcMem;
 351                 LONG left;
 352
 353                 /* Position image in centre of dialog */
 354                 left = (lpDrawItem->rcItem.right - ImgInfo.cxSource) / 2;
 355
 356                 hdcMem = CreateCompatibleDC(lpDrawItem->hDC);
 357                 if (hdcMem != NULL)
 358                 {
 359                     SelectObject(hdcMem, ImgInfo.hBitmap);
 360                     BitBlt(lpDrawItem->hDC,
 361                            left,
 362                            lpDrawItem->rcItem.top,
 363                            lpDrawItem->rcItem.right - lpDrawItem->rcItem.left,
 364                            lpDrawItem->rcItem.bottom - lpDrawItem->rcItem.top,
 365                            hdcMem,
 366                            0,
 367                            0,
 368                            SRCCOPY);
 369                     DeleteDC(hdcMem);
 370                 }
 371             }
 372             break;
 373         }
 374
 375         case WM_COMMAND:
 376         {
 377             switch (LOWORD(wParam))
 378             {
 379                 case IDC_MUTE_CHECKBOX:
 380                     SwitchMuteState(pGlobalData);
 381                     if (pGlobalData->muteVal)
 382                         {
 383                             SendDlgItemMessage(hwndDlg, IDC_MUTE_CHECKBOX, BM_SETCHECK, (WPARAM)BST_CHECKED, (LPARAM)0);
 384                             SendDlgItemMessage(hwndDlg, IDC_MUTE_ICON, STM_SETIMAGE, IMAGE_ICON, (LPARAM)pGlobalData->hIconMuted);
 385                         }
 386                         else
 387                         {
 388                             SendDlgItemMessage(hwndDlg, IDC_MUTE_CHECKBOX, BM_SETCHECK, (WPARAM)BST_UNCHECKED, (LPARAM)0);
 389                             SendDlgItemMessage(hwndDlg, IDC_MUTE_ICON, STM_SETIMAGE, IMAGE_ICON, (LPARAM)pGlobalData->hIconUnMuted);
 390                         }
 391                     break;
 392                 case IDC_ADVANCED_BTN:
 393                     LaunchSoundControl(hwndDlg);
 394                     break;
 395             }
 396             break;
 397         }
 398
 399         case WM_HSCROLL:
 400         {
 401             HWND hVolumeTrackbar = GetDlgItem(hwndDlg, IDC_VOLUME_TRACKBAR);
 402             if (hVolumeTrackbar == (HWND)lParam)
 403             {
 404                 pGlobalData->volumeValue = (DWORD)SendDlgItemMessage(hwndDlg, IDC_VOLUME_TRACKBAR, TBM_GETPOS, 0, 0)*VOLUME_DIVIDER;
 405                 SetVolumeValue(pGlobalData);
 406                 SendDlgItemMessage(hwndDlg, IDC_VOLUME_TRACKBAR, TBM_SETSEL, (WPARAM)TRUE,
 407                     (LPARAM)MAKELONG(pGlobalData->volumeMinimum, pGlobalData->volumeValue/VOLUME_DIVIDER));
 408             }
 409             break;
 410         }
 411
 412         case WM_DESTROY:
 413             mixerClose(pGlobalData->hMixer);
 414             DestroyIcon(pGlobalData->hIconMuted);
 415             DestroyIcon(pGlobalData->hIconUnMuted);
 416             DestroyIcon(pGlobalData->hIconNoHW);
 417             HeapFree(GetProcessHeap(), 0, pGlobalData);
 418             break;
 419     }
 420
 421     return FALSE;
 422 }