reactos/dll/cpl/mmsys/volume.c

   1 /*
   2  * PROJECT:         ReactOS Multimedia Control Panel
   3  * FILE:            dll/cpl/mmsys/volume.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     TCHAR szNoDevices[256];
 228
 229     LoadString(hApplet, IDS_NO_DEVICES, szNoDevices, _countof(szNoDevices));
 230
 231     NumMixers = mixerGetNumDevs();
 232     if (!NumMixers)
 233     {
 234         EnableWindow(GetDlgItem(hwndDlg, IDC_VOLUME_TRACKBAR), FALSE);
 235         EnableWindow(GetDlgItem(hwndDlg, IDC_MUTE_CHECKBOX),   FALSE);
 236         EnableWindow(GetDlgItem(hwndDlg, IDC_ICON_IN_TASKBAR), FALSE);
 237         EnableWindow(GetDlgItem(hwndDlg, IDC_ADVANCED_BTN),    FALSE);
 238         EnableWindow(GetDlgItem(hwndDlg, IDC_SPEAKER_VOL_BTN), FALSE);
 239         EnableWindow(GetDlgItem(hwndDlg, IDC_ADVANCED2_BTN),   FALSE);
 240         SendDlgItemMessage(hwndDlg, IDC_MUTE_ICON, STM_SETIMAGE, IMAGE_ICON, (LPARAM)pGlobalData->hIconNoHW);
 241         SetDlgItemText(hwndDlg, IDC_DEVICE_NAME, szNoDevices);
 242         return;
 243     }
 244
 245     if (mixerOpen(&pGlobalData->hMixer, 0, PtrToUlong(hwndDlg), 0, MIXER_OBJECTF_MIXER | CALLBACK_WINDOW) != MMSYSERR_NOERROR)
 246     {
 247         MessageBox(hwndDlg, _T("Cannot open mixer"), NULL, MB_OK);
 248         return;
 249     }
 250
 251     ZeroMemory(&mxc, sizeof(MIXERCAPS));
 252     if (mixerGetDevCaps(PtrToUint(pGlobalData->hMixer), &mxc, sizeof(MIXERCAPS)) != MMSYSERR_NOERROR)
 253     {
 254         MessageBox(hwndDlg, _T("mixerGetDevCaps failed"), NULL, MB_OK);
 255         return;
 256     }
 257
 258     GetMuteControl(pGlobalData);
 259     GetMuteState(pGlobalData);
 260     if (pGlobalData->muteVal)
 261     {
 262         SendDlgItemMessage(hwndDlg, IDC_MUTE_CHECKBOX, BM_SETCHECK, (WPARAM)BST_CHECKED, (LPARAM)0);
 263         SendDlgItemMessage(hwndDlg, IDC_MUTE_ICON, STM_SETIMAGE, IMAGE_ICON, (LPARAM)pGlobalData->hIconMuted);
 264     }
 265     else
 266     {
 267         SendDlgItemMessage(hwndDlg, IDC_MUTE_CHECKBOX, BM_SETCHECK, (WPARAM)BST_UNCHECKED, (LPARAM)0);
 268         SendDlgItemMessage(hwndDlg, IDC_MUTE_ICON, STM_SETIMAGE, IMAGE_ICON, (LPARAM)pGlobalData->hIconUnMuted);
 269     }
 270
 271     GetVolumeControl(pGlobalData);
 272     GetVolumeValue(pGlobalData);
 273
 274     SendDlgItemMessage(hwndDlg, IDC_DEVICE_NAME, WM_SETTEXT, 0, (LPARAM)mxc.szPname);
 275     SendDlgItemMessage(hwndDlg, IDC_VOLUME_TRACKBAR, TBM_SETRANGE, (WPARAM)TRUE,
 276         (LPARAM)MAKELONG(pGlobalData->volumeMinimum, pGlobalData->volumeMaximum/VOLUME_DIVIDER));
 277     SendDlgItemMessage(hwndDlg, IDC_VOLUME_TRACKBAR, TBM_SETPAGESIZE, (WPARAM)FALSE, (LPARAM)1);
 278     SendDlgItemMessage(hwndDlg, IDC_VOLUME_TRACKBAR, TBM_SETSEL, (WPARAM)FALSE,
 279         (LPARAM)MAKELONG(pGlobalData->volumeMinimum, pGlobalData->volumeValue/VOLUME_DIVIDER));
 280     SendDlgItemMessage(hwndDlg, IDC_VOLUME_TRACKBAR, TBM_SETPOS, (WPARAM)TRUE, (LPARAM)pGlobalData->volumeValue/VOLUME_DIVIDER);
 281 }
 282
 283
 284 VOID
 285 LaunchSoundControl(HWND hwndDlg)
 286 {
 287     if ((INT_PTR)ShellExecuteW(NULL, L"open", L"sndvol32.exe", NULL, NULL, SW_SHOWNORMAL) > 32)
 288         return;
 289     MessageBox(hwndDlg, _T("Cannot run sndvol32.exe"), NULL, MB_OK);
 290 }
 291
 292 /* Volume property page dialog callback */
 293 //static INT_PTR CALLBACK
 294 INT_PTR CALLBACK
 295 VolumeDlgProc(HWND hwndDlg,
 296               UINT uMsg,
 297               WPARAM wParam,
 298               LPARAM lParam)
 299 {
 300     static IMGINFO ImgInfo;
 301     PGLOBAL_DATA pGlobalData;
 302     UNREFERENCED_PARAMETER(lParam);
 303     UNREFERENCED_PARAMETER(wParam);
 304
 305     pGlobalData = (PGLOBAL_DATA)GetWindowLongPtr(hwndDlg, DWLP_USER);
 306
 307
 308
 309     switch(uMsg)
 310     {
 311         case MM_MIXM_LINE_CHANGE:
 312         {
 313             GetMuteState(pGlobalData);
 314             if (pGlobalData->muteVal)
 315             {
 316                 SendDlgItemMessage(hwndDlg, IDC_MUTE_CHECKBOX, BM_SETCHECK, (WPARAM)BST_CHECKED, (LPARAM)0);
 317                 SendDlgItemMessage(hwndDlg, IDC_MUTE_ICON, STM_SETIMAGE, IMAGE_ICON, (LPARAM)pGlobalData->hIconMuted);
 318             }
 319             else
 320             {
 321                 SendDlgItemMessage(hwndDlg, IDC_MUTE_CHECKBOX, BM_SETCHECK, (WPARAM)BST_UNCHECKED, (LPARAM)0);
 322                 SendDlgItemMessage(hwndDlg, IDC_MUTE_ICON, STM_SETIMAGE, IMAGE_ICON, (LPARAM)pGlobalData->hIconUnMuted);
 323             }
 324             break;
 325         }
 326         case MM_MIXM_CONTROL_CHANGE:
 327         {
 328             GetVolumeValue(pGlobalData);
 329             SendDlgItemMessage(hwndDlg, IDC_VOLUME_TRACKBAR, TBM_SETSEL, (WPARAM)FALSE, (LPARAM)MAKELONG(pGlobalData->volumeMinimum, pGlobalData->volumeValue/VOLUME_DIVIDER));
 330             SendDlgItemMessage(hwndDlg, IDC_VOLUME_TRACKBAR, TBM_SETPOS, (WPARAM)TRUE, (LPARAM)pGlobalData->volumeValue/VOLUME_DIVIDER);
 331             break;
 332         }
 333         case WM_INITDIALOG:
 334         {
 335             pGlobalData = (GLOBAL_DATA*) HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(GLOBAL_DATA));
 336             SetWindowLongPtr(hwndDlg, DWLP_USER, (LONG_PTR)pGlobalData);
 337
 338             pGlobalData->hIconUnMuted = LoadImage(hApplet, MAKEINTRESOURCE(IDI_CPLICON), IMAGE_ICON, 32, 32, LR_DEFAULTCOLOR);
 339             pGlobalData->hIconMuted = LoadImage(hApplet, MAKEINTRESOURCE(IDI_MUTED_ICON), IMAGE_ICON, 32, 32, LR_DEFAULTCOLOR);
 340             pGlobalData->hIconNoHW = LoadImage(hApplet, MAKEINTRESOURCE(IDI_NO_HW), IMAGE_ICON, 32, 32, LR_DEFAULTCOLOR);
 341
 342             InitImageInfo(&ImgInfo);
 343             InitVolumeControls(hwndDlg, pGlobalData);
 344             break;
 345         }
 346
 347         case WM_DRAWITEM:
 348         {
 349             LPDRAWITEMSTRUCT lpDrawItem;
 350             lpDrawItem = (LPDRAWITEMSTRUCT) lParam;
 351             if(lpDrawItem->CtlID == IDC_SPEAKIMG)
 352             {
 353                 HDC hdcMem;
 354                 LONG left;
 355
 356                 /* Position image in centre of dialog */
 357                 left = (lpDrawItem->rcItem.right - ImgInfo.cxSource) / 2;
 358
 359                 hdcMem = CreateCompatibleDC(lpDrawItem->hDC);
 360                 if (hdcMem != NULL)
 361                 {
 362                     SelectObject(hdcMem, ImgInfo.hBitmap);
 363                     BitBlt(lpDrawItem->hDC,
 364                            left,
 365                            lpDrawItem->rcItem.top,
 366                            lpDrawItem->rcItem.right - lpDrawItem->rcItem.left,
 367                            lpDrawItem->rcItem.bottom - lpDrawItem->rcItem.top,
 368                            hdcMem,
 369                            0,
 370                            0,
 371                            SRCCOPY);
 372                     DeleteDC(hdcMem);
 373                 }
 374             }
 375             break;
 376         }
 377
 378         case WM_COMMAND:
 379         {
 380             switch (LOWORD(wParam))
 381             {
 382                 case IDC_MUTE_CHECKBOX:
 383                     SwitchMuteState(pGlobalData);
 384                     if (pGlobalData->muteVal)
 385                         {
 386                             SendDlgItemMessage(hwndDlg, IDC_MUTE_CHECKBOX, BM_SETCHECK, (WPARAM)BST_CHECKED, (LPARAM)0);
 387                             SendDlgItemMessage(hwndDlg, IDC_MUTE_ICON, STM_SETIMAGE, IMAGE_ICON, (LPARAM)pGlobalData->hIconMuted);
 388                         }
 389                         else
 390                         {
 391                             SendDlgItemMessage(hwndDlg, IDC_MUTE_CHECKBOX, BM_SETCHECK, (WPARAM)BST_UNCHECKED, (LPARAM)0);
 392                             SendDlgItemMessage(hwndDlg, IDC_MUTE_ICON, STM_SETIMAGE, IMAGE_ICON, (LPARAM)pGlobalData->hIconUnMuted);
 393                         }
 394                     break;
 395                 case IDC_ADVANCED_BTN:
 396                     LaunchSoundControl(hwndDlg);
 397                     break;
 398             }
 399             break;
 400         }
 401
 402         case WM_HSCROLL:
 403         {
 404             HWND hVolumeTrackbar = GetDlgItem(hwndDlg, IDC_VOLUME_TRACKBAR);
 405             if (hVolumeTrackbar == (HWND)lParam)
 406             {
 407                 pGlobalData->volumeValue = (DWORD)SendDlgItemMessage(hwndDlg, IDC_VOLUME_TRACKBAR, TBM_GETPOS, 0, 0)*VOLUME_DIVIDER;
 408                 SetVolumeValue(pGlobalData);
 409                 SendDlgItemMessage(hwndDlg, IDC_VOLUME_TRACKBAR, TBM_SETSEL, (WPARAM)TRUE,
 410                     (LPARAM)MAKELONG(pGlobalData->volumeMinimum, pGlobalData->volumeValue/VOLUME_DIVIDER));
 411             }
 412             break;
 413         }
 414
 415         case WM_DESTROY:
 416             mixerClose(pGlobalData->hMixer);
 417             DestroyIcon(pGlobalData->hIconMuted);
 418             DestroyIcon(pGlobalData->hIconUnMuted);
 419             DestroyIcon(pGlobalData->hIconNoHW);
 420             HeapFree(GetProcessHeap(), 0, pGlobalData);
 421             break;
 422     }
 423
 424     return FALSE;
 425 }