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