dll/cpl/mmsys/volume.c

   1 /* $Id: main.c 12852 2005-01-06 13:58:04Z mf $
   2  *
   3  * PROJECT:         ReactOS Multimedia Control Panel
   4  * FILE:            lib/cpl/mmsys/mmsys.c
   5  * PURPOSE:         ReactOS Multimedia Control Panel
   6  * PROGRAMMER:      Thomas Weidenmueller <w3seek@reactos.com>
   7  *                  Johannes Anderwald <janderwald@reactos.com>
   8  *                  Dmitry Chapyshev <dmitry@reactos.org>
   9  */
  10
  11 #include <windows.h>
  12 #include <commctrl.h>
  13 #include <setupapi.h>
  14 #include <cpl.h>
  15 #include <tchar.h>
  16 #include <stdio.h>
  17 #include "mmsys.h"
  18 #include "resource.h"
  19
  20 #define VOLUME_DIVIDER 0xFFF
  21
  22 typedef struct _IMGINFO
  23 {
  24     HBITMAP hBitmap;
  25     INT cxSource;
  26     INT cySource;
  27 } IMGINFO, *PIMGINFO;
  28
  29
  30 typedef struct _GLOBAL_DATA
  31 {
  32     HMIXER hMixer;
  33     HICON hIconMuted;
  34     HICON hIconUnMuted;
  35
  36     LONG muteVal;
  37     DWORD muteControlID;
  38
  39     DWORD volumeControlID;
  40     DWORD volumeMinimum;
  41     DWORD volumeMaximum;
  42     DWORD volumeValue;
  43
  44 } GLOBAL_DATA, *PGLOBAL_DATA;
  45
  46
  47 static VOID
  48 InitImageInfo(PIMGINFO ImgInfo)
  49 {
  50     BITMAP bitmap;
  51
  52     ZeroMemory(ImgInfo, sizeof(*ImgInfo));
  53
  54     ImgInfo->hBitmap = LoadImage(hApplet,
  55                                  MAKEINTRESOURCE(IDB_SPEAKIMG),
  56                                  IMAGE_BITMAP,
  57                                  0,
  58                                  0,
  59                                  LR_DEFAULTCOLOR);
  60
  61     if (ImgInfo->hBitmap != NULL)
  62     {
  63         GetObject(ImgInfo->hBitmap, sizeof(BITMAP), &bitmap);
  64
  65         ImgInfo->cxSource = bitmap.bmWidth;
  66         ImgInfo->cySource = bitmap.bmHeight;
  67     }
  68 }
  69
  70 VOID
  71 GetMuteControl(PGLOBAL_DATA pGlobalData)
  72 {
  73     MIXERLINE mxln;
  74     MIXERCONTROL mxc;
  75     MIXERLINECONTROLS mxlctrl;
  76
  77     if (pGlobalData->hMixer == NULL)
  78         return;
  79
  80     mxln.cbStruct = sizeof(MIXERLINE);
  81     mxln.dwComponentType = MIXERLINE_COMPONENTTYPE_DST_SPEAKERS;
  82
  83     if (mixerGetLineInfo((HMIXEROBJ)pGlobalData->hMixer, &mxln, MIXER_OBJECTF_HMIXER | MIXER_GETLINEINFOF_COMPONENTTYPE)
  84         != MMSYSERR_NOERROR) return;
  85
  86     mxlctrl.cbStruct = sizeof(MIXERLINECONTROLS);
  87     mxlctrl.dwLineID = mxln.dwLineID;
  88     mxlctrl.dwControlType = MIXERCONTROL_CONTROLTYPE_MUTE;
  89     mxlctrl.cControls = 1;
  90     mxlctrl.cbmxctrl = sizeof(MIXERCONTROL);
  91     mxlctrl.pamxctrl = &mxc;
  92
  93     if (mixerGetLineControls((HMIXEROBJ)pGlobalData->hMixer, &mxlctrl, MIXER_OBJECTF_HMIXER | MIXER_GETLINECONTROLSF_ONEBYTYPE)
  94         != MMSYSERR_NOERROR) return;
  95
  96     pGlobalData->muteControlID = mxc.dwControlID;
  97 }
  98
  99 VOID
 100 GetMuteState(PGLOBAL_DATA pGlobalData)
 101 {
 102     MIXERCONTROLDETAILS_BOOLEAN mxcdMute;
 103     MIXERCONTROLDETAILS mxcd;
 104
 105     if (pGlobalData->hMixer == NULL)
 106         return;
 107
 108     mxcd.cbStruct = sizeof(MIXERCONTROLDETAILS);
 109     mxcd.dwControlID = pGlobalData->muteControlID;
 110     mxcd.cChannels = 1;
 111     mxcd.cMultipleItems = 0;
 112     mxcd.cbDetails = sizeof(MIXERCONTROLDETAILS_BOOLEAN);
 113     mxcd.paDetails = &mxcdMute;
 114
 115     if (mixerGetControlDetails((HMIXEROBJ)pGlobalData->hMixer, &mxcd, MIXER_OBJECTF_HMIXER | MIXER_GETCONTROLDETAILSF_VALUE)
 116         != MMSYSERR_NOERROR)
 117         return;
 118
 119     pGlobalData->muteVal = mxcdMute.fValue;
 120 }
 121
 122 VOID
 123 SwitchMuteState(PGLOBAL_DATA pGlobalData)
 124 {
 125     MIXERCONTROLDETAILS_BOOLEAN mxcdMute;
 126     MIXERCONTROLDETAILS mxcd;
 127
 128     mxcd.cbStruct = sizeof(MIXERCONTROLDETAILS);
 129     mxcd.dwControlID = pGlobalData->muteControlID;
 130     mxcd.cChannels = 1;
 131     mxcd.cMultipleItems = 0;
 132     mxcd.cbDetails = sizeof(MIXERCONTROLDETAILS_BOOLEAN);
 133     mxcd.paDetails = &mxcdMute;
 134
 135     mxcdMute.fValue = !pGlobalData->muteVal;
 136     if (mixerSetControlDetails((HMIXEROBJ)pGlobalData->hMixer, &mxcd, MIXER_OBJECTF_HMIXER | MIXER_SETCONTROLDETAILSF_VALUE)
 137         != MMSYSERR_NOERROR)
 138         return;
 139
 140     pGlobalData->muteVal = mxcdMute.fValue;
 141 }
 142
 143 VOID
 144 GetVolumeControl(PGLOBAL_DATA pGlobalData)
 145 {
 146     MIXERLINE mxln;
 147     MIXERCONTROL mxc;
 148     MIXERLINECONTROLS mxlc;
 149
 150     if (pGlobalData->hMixer == NULL)
 151         return;
 152
 153     mxln.cbStruct = sizeof(MIXERLINE);
 154     mxln.dwComponentType = MIXERLINE_COMPONENTTYPE_DST_SPEAKERS;
 155     if (mixerGetLineInfo((HMIXEROBJ)pGlobalData->hMixer, &mxln, MIXER_OBJECTF_HMIXER | MIXER_GETLINEINFOF_COMPONENTTYPE)
 156         != MMSYSERR_NOERROR)
 157         return;
 158
 159     mxlc.cbStruct = sizeof(MIXERLINECONTROLS);
 160     mxlc.dwLineID = mxln.dwLineID;
 161     mxlc.dwControlType = MIXERCONTROL_CONTROLTYPE_VOLUME;
 162     mxlc.cControls = 1;
 163     mxlc.cbmxctrl = sizeof(MIXERCONTROL);
 164     mxlc.pamxctrl = &mxc;
 165     if (mixerGetLineControls((HMIXEROBJ)pGlobalData->hMixer, &mxlc, MIXER_OBJECTF_HMIXER | MIXER_GETLINECONTROLSF_ONEBYTYPE)
 166         != MMSYSERR_NOERROR)
 167         return;
 168
 169     pGlobalData->volumeMinimum = mxc.Bounds.dwMinimum;
 170     pGlobalData->volumeMaximum = mxc.Bounds.dwMaximum;
 171     pGlobalData->volumeControlID = mxc.dwControlID;
 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 VOID
 198 SetVolumeValue(PGLOBAL_DATA pGlobalData){
 199     MIXERCONTROLDETAILS_UNSIGNED mxcdVolume;
 200     MIXERCONTROLDETAILS mxcd;
 201
 202     if (pGlobalData->hMixer == NULL)
 203         return;
 204
 205     mxcdVolume.dwValue = pGlobalData->volumeValue;
 206     mxcd.cbStruct = sizeof(MIXERCONTROLDETAILS);
 207     mxcd.dwControlID = pGlobalData->volumeControlID;
 208     mxcd.cChannels = 1;
 209     mxcd.cMultipleItems = 0;
 210     mxcd.cbDetails = sizeof(MIXERCONTROLDETAILS_UNSIGNED);
 211     mxcd.paDetails = &mxcdVolume;
 212
 213     if (mixerSetControlDetails((HMIXEROBJ)pGlobalData->hMixer, &mxcd, MIXER_OBJECTF_HMIXER | MIXER_SETCONTROLDETAILSF_VALUE)
 214         != MMSYSERR_NOERROR)
 215         return;
 216
 217     pGlobalData->volumeValue = mxcdVolume.dwValue;
 218 }
 219
 220
 221 VOID
 222 InitVolumeControls(HWND hwndDlg, PGLOBAL_DATA pGlobalData)
 223 {
 224     UINT NumMixers;
 225     MIXERCAPS mxc;
 226
 227     NumMixers = mixerGetNumDevs();
 228     if (!NumMixers)
 229     {
 230         EnableWindow(GetDlgItem(hwndDlg, IDC_VOLUME_TRACKBAR), FALSE);
 231         EnableWindow(GetDlgItem(hwndDlg, IDC_MUTE_CHECKBOX),   FALSE);
 232         EnableWindow(GetDlgItem(hwndDlg, IDC_ICON_IN_TASKBAR), FALSE);
 233         EnableWindow(GetDlgItem(hwndDlg, IDC_ADVANCED_BTN),    FALSE);
 234         EnableWindow(GetDlgItem(hwndDlg, IDC_SPEAKER_SET_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->hIconMuted);
 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 VOID
 280 LaunchSoundControl(HWND hwndDlg)
 281 {
 282     if ((INT_PTR)ShellExecuteW(NULL, L"open", L"sndvol32.exe", NULL, NULL, SW_SHOWNORMAL) > 32)
 283         return;
 284     MessageBox(hwndDlg, _T("Cannot run sndvol32.exe"), NULL, MB_OK);
 285 }
 286
 287 /* Volume property page dialog callback */
 288 //static INT_PTR CALLBACK
 289 INT_PTR CALLBACK
 290 VolumeDlgProc(HWND hwndDlg,
 291               UINT uMsg,
 292               WPARAM wParam,
 293               LPARAM lParam)
 294 {
 295     static IMGINFO ImgInfo;
 296     PGLOBAL_DATA pGlobalData;
 297     UNREFERENCED_PARAMETER(lParam);
 298     UNREFERENCED_PARAMETER(wParam);
 299
 300     pGlobalData = (PGLOBAL_DATA)GetWindowLongPtr(hwndDlg, DWLP_USER);
 301
 302
 303
 304     switch(uMsg)
 305     {
 306         case MM_MIXM_LINE_CHANGE:
 307         {
 308             GetMuteState(pGlobalData);
 309             if (pGlobalData->muteVal)
 310             {
 311                 SendDlgItemMessage(hwndDlg, IDC_MUTE_CHECKBOX, BM_SETCHECK, (WPARAM)BST_CHECKED, (LPARAM)0);
 312                 SendDlgItemMessage(hwndDlg, IDC_MUTE_ICON, STM_SETIMAGE, IMAGE_ICON, (LPARAM)pGlobalData->hIconMuted);
 313             }
 314             else
 315             {
 316                 SendDlgItemMessage(hwndDlg, IDC_MUTE_CHECKBOX, BM_SETCHECK, (WPARAM)BST_UNCHECKED, (LPARAM)0);
 317                 SendDlgItemMessage(hwndDlg, IDC_MUTE_ICON, STM_SETIMAGE, IMAGE_ICON, (LPARAM)pGlobalData->hIconUnMuted);
 318             }
 319             break;
 320         }
 321         case MM_MIXM_CONTROL_CHANGE:
 322         {
 323             GetVolumeValue(pGlobalData);
 324             SendDlgItemMessage(hwndDlg, IDC_VOLUME_TRACKBAR, TBM_SETSEL, (WPARAM)FALSE, (LPARAM)MAKELONG(pGlobalData->volumeMinimum, pGlobalData->volumeValue/VOLUME_DIVIDER));
 325             SendDlgItemMessage(hwndDlg, IDC_VOLUME_TRACKBAR, TBM_SETPOS, (WPARAM)TRUE, (LPARAM)pGlobalData->volumeValue/VOLUME_DIVIDER);
 326             break;
 327         }
 328         case WM_INITDIALOG:
 329         {
 330             pGlobalData = (GLOBAL_DATA*) HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(GLOBAL_DATA));
 331             SetWindowLongPtr(hwndDlg, DWLP_USER, (LONG_PTR)pGlobalData);
 332
 333             pGlobalData->hIconUnMuted = LoadImage(hApplet, MAKEINTRESOURCE(IDI_CPLICON), IMAGE_ICON, 32, 32, LR_DEFAULTCOLOR);
 334             pGlobalData->hIconMuted = LoadImage(hApplet, MAKEINTRESOURCE(IDI_MUTED_ICON), IMAGE_ICON, 32, 32, LR_DEFAULTCOLOR);
 335
 336             InitImageInfo(&ImgInfo);
 337             InitVolumeControls(hwndDlg, pGlobalData);
 338             break;
 339         }
 340
 341         case WM_DRAWITEM:
 342         {
 343             LPDRAWITEMSTRUCT lpDrawItem;
 344             lpDrawItem = (LPDRAWITEMSTRUCT) lParam;
 345             if(lpDrawItem->CtlID == IDC_SPEAKIMG)
 346             {
 347                 HDC hdcMem;
 348                 LONG left;
 349
 350                 /* position image in centre of dialog */
 351                 left = (lpDrawItem->rcItem.right - ImgInfo.cxSource) / 2;
 352
 353                 hdcMem = CreateCompatibleDC(lpDrawItem->hDC);
 354                 if (hdcMem != NULL)
 355                 {
 356                     SelectObject(hdcMem, ImgInfo.hBitmap);
 357                     BitBlt(lpDrawItem->hDC,
 358                            left,
 359                            lpDrawItem->rcItem.top,
 360                            lpDrawItem->rcItem.right - lpDrawItem->rcItem.left,
 361                            lpDrawItem->rcItem.bottom - lpDrawItem->rcItem.top,
 362                            hdcMem,
 363                            0,
 364                            0,
 365                            SRCCOPY);
 366                     DeleteDC(hdcMem);
 367                 }
 368             }
 369             break;
 370         }
 371
 372         case WM_COMMAND:
 373         {
 374             switch (LOWORD(wParam))
 375             {
 376                 case IDC_MUTE_CHECKBOX:
 377                     SwitchMuteState(pGlobalData);
 378                     if (pGlobalData->muteVal)
 379                         {
 380                             SendDlgItemMessage(hwndDlg, IDC_MUTE_CHECKBOX, BM_SETCHECK, (WPARAM)BST_CHECKED, (LPARAM)0);
 381                             SendDlgItemMessage(hwndDlg, IDC_MUTE_ICON, STM_SETIMAGE, IMAGE_ICON, (LPARAM)pGlobalData->hIconMuted);
 382                         }
 383                         else
 384                         {
 385                             SendDlgItemMessage(hwndDlg, IDC_MUTE_CHECKBOX, BM_SETCHECK, (WPARAM)BST_UNCHECKED, (LPARAM)0);
 386                             SendDlgItemMessage(hwndDlg, IDC_MUTE_ICON, STM_SETIMAGE, IMAGE_ICON, (LPARAM)pGlobalData->hIconUnMuted);
 387                         }
 388                     break;
 389                 case IDC_ADVANCED_BTN:
 390                     LaunchSoundControl(hwndDlg);
 391                     break;
 392             }
 393             break;
 394         }
 395
 396         case WM_HSCROLL:
 397         {
 398             HWND hVolumeTrackbar = GetDlgItem(hwndDlg, IDC_VOLUME_TRACKBAR);
 399             if (hVolumeTrackbar == (HWND)lParam)
 400             {
 401                 pGlobalData->volumeValue = (DWORD)SendDlgItemMessage(hwndDlg, IDC_VOLUME_TRACKBAR, TBM_GETPOS, 0, 0)*VOLUME_DIVIDER;
 402                 SetVolumeValue(pGlobalData);
 403                 SendDlgItemMessage(hwndDlg, IDC_VOLUME_TRACKBAR, TBM_SETSEL, (WPARAM)TRUE,
 404                     (LPARAM)MAKELONG(pGlobalData->volumeMinimum, pGlobalData->volumeValue/VOLUME_DIVIDER));
 405             }
 406             break;
 407         }
 408
 409         case WM_DESTROY:
 410             mixerClose(pGlobalData->hMixer);
 411             DestroyIcon(pGlobalData->hIconMuted);
 412             DestroyIcon(pGlobalData->hIconUnMuted);
 413             HeapFree(GetProcessHeap(), 0, pGlobalData);
 414             break;
 415     }
 416
 417     return FALSE;
 418 }