base/applications/sndvol32/sndvol32.h

   1 #ifndef __SNDVOL32_H
   2 #define __SNDVOL32_H
   3
   4 #include <stdarg.h>
   5 #include <windef.h>
   6 #include <winbase.h>
   7 #include <winreg.h>
   8 #include <wingdi.h>
   9 #include <winuser.h>
  10 #include <mmsystem.h>
  11 #include <commctrl.h>
  12 #include <shellapi.h>
  13 #include <tchar.h>
  14 #include <assert.h>
  15
  16 #include "resources.h"
  17
  18 typedef struct _MIXER_WINDOW
  19 {
  20   HWND hWnd;
  21   HWND hStatusBar;
  22   struct _SND_MIXER *Mixer;
  23   UINT SelectedLine;
  24   UINT WindowCount;
  25   HWND * Window;
  26
  27
  28 } MIXER_WINDOW, *PMIXER_WINDOW;
  29
  30 extern HINSTANCE hAppInstance;
  31 extern ATOM MainWindowClass;
  32 extern HWND hMainWnd;
  33 extern HANDLE hAppHeap;
  34
  35 #define SZ_APP_CLASS TEXT("Volume Control")
  36
  37 ULONG DbgPrint(PCH , ...);
  38 #define DPRINT DbgPrint("SNDVOL32: %s:%i: ", __FILE__, __LINE__); DbgPrint
  39
  40
  41 /*
  42  * MIXER
  43  */
  44
  45 typedef struct _SND_MIXER_CONNECTION
  46 {
  47   struct _SND_MIXER_CONNECTION *Next;
  48   MIXERLINE Info;
  49   LPMIXERCONTROL Controls;
  50   UINT DisplayControls;
  51 } SND_MIXER_CONNECTION, *PSND_MIXER_CONNECTION;
  52
  53
  54 typedef struct _SND_MIXER_DESTINATION
  55 {
  56   struct _SND_MIXER_DESTINATION *Next;
  57   MIXERLINE Info;
  58   LPMIXERCONTROL Controls;
  59   UINT DisplayControls;
  60   PSND_MIXER_CONNECTION Connections;
  61 } SND_MIXER_DESTINATION, *PSND_MIXER_DESTINATION;
  62
  63 typedef struct _SND_MIXER
  64 {
  65   UINT MixersCount;
  66   HWND hWndNotification;
  67   UINT MixerId;
  68   HMIXER hmx;
  69   MIXERCAPS Caps;
  70   PSND_MIXER_DESTINATION Lines;
  71 } SND_MIXER, *PSND_MIXER;
  72
  73 typedef struct _PREFERENCES_CONTEXT
  74 {
  75     PMIXER_WINDOW MixerWindow;
  76     PSND_MIXER Mixer;
  77     HWND hwndDlg;
  78
  79     UINT Selected;
  80     DWORD SelectedLine;
  81     DWORD PlaybackID;
  82     DWORD RecordingID;
  83     UINT OtherLines;
  84     TCHAR DeviceName[128];
  85
  86     DWORD Count;
  87     DWORD tmp;
  88 } PREFERENCES_CONTEXT, *PPREFERENCES_CONTEXT;
  89
  90 typedef struct
  91 {
  92     WCHAR LineName[MIXER_LONG_NAME_CHARS];
  93     UINT SliderPos;
  94     BOOL bVertical;
  95     BOOL bSwitch;
  96
  97 }SET_VOLUME_CONTEXT, *PSET_VOLUME_CONTEXT;
  98
  99 /* NOTE: do NOT modify SNDVOL_REG_LINESTATE for binary compatibility with XP! */
 100 typedef struct _SNDVOL_REG_LINESTATE
 101 {
 102     DWORD Flags;
 103     WCHAR LineName[MIXER_LONG_NAME_CHARS];
 104 } SNDVOL_REG_LINESTATE, *PSNDVOL_REG_LINESTATE;
 105
 106
 107 typedef BOOL (CALLBACK *PFNSNDMIXENUMLINES)(PSND_MIXER Mixer, LPMIXERLINE Line, UINT DisplayControls, PVOID Context);
 108 typedef BOOL (CALLBACK *PFNSNDMIXENUMCONNECTIONS)(PSND_MIXER Mixer, DWORD LineID, LPMIXERLINE Line, PVOID Context);
 109 typedef BOOL (CALLBACK *PFNSNDMIXENUMPRODUCTS)(PSND_MIXER Mixer, UINT Id, LPCTSTR ProductName, PVOID Context);
 110
 111 PSND_MIXER SndMixerCreate(HWND hWndNotification);
 112 VOID SndMixerDestroy(PSND_MIXER Mixer);
 113 VOID SndMixerClose(PSND_MIXER Mixer);
 114 BOOL SndMixerSelect(PSND_MIXER Mixer, UINT MixerId);
 115 UINT SndMixerGetSelection(PSND_MIXER Mixer);
 116 INT SndMixerSetVolumeControlDetails(PSND_MIXER Mixer, DWORD dwControlID, DWORD cbDetails, LPVOID paDetails);
 117 INT SndMixerGetVolumeControlDetails(PSND_MIXER Mixer, DWORD dwControlID, DWORD cbDetails, LPVOID paDetails);
 118 INT SndMixerGetProductName(PSND_MIXER Mixer, LPTSTR lpBuffer, UINT uSize);
 119 INT SndMixerGetLineName(PSND_MIXER Mixer, DWORD LineID, LPTSTR lpBuffer, UINT uSize, BOOL LongName);
 120 BOOL SndMixerEnumProducts(PSND_MIXER Mixer, PFNSNDMIXENUMPRODUCTS EnumProc, PVOID Context);
 121 INT SndMixerGetDestinationCount(PSND_MIXER Mixer);
 122 BOOL SndMixerEnumLines(PSND_MIXER Mixer, PFNSNDMIXENUMLINES EnumProc, PVOID Context);
 123 BOOL SndMixerEnumConnections(PSND_MIXER Mixer, DWORD LineID, PFNSNDMIXENUMCONNECTIONS EnumProc, PVOID Context);
 124 BOOL SndMixerIsDisplayControl(PSND_MIXER Mixer, LPMIXERCONTROL Control);
 125 BOOL SndMixerQueryControls(PSND_MIXER Mixer, PUINT DisplayControls, LPMIXERLINE LineInfo, LPMIXERCONTROL *Controls);
 126
 127 /*
 128  * dialog.c
 129  */
 130 VOID LoadDialogCtrls(PPREFERENCES_CONTEXT PrefContext);
 131 VOID UpdateDialogLineSliderControl(PPREFERENCES_CONTEXT PrefContext, LPMIXERLINE Line, DWORD dwControlID, DWORD DialogID, DWORD Position);
 132 VOID UpdateDialogLineSwitchControl(PPREFERENCES_CONTEXT PrefContext, LPMIXERLINE Line, LONG fValue);
 133
 134 /*
 135  * MISC
 136  */
 137
 138 extern HKEY hAppSettingsKey;
 139
 140 BOOL
 141 InitAppConfig(VOID);
 142
 143 VOID
 144 CloseAppConfig(VOID);
 145
 146 INT
 147 AllocAndLoadString(OUT LPWSTR *lpTarget,
 148                    IN HINSTANCE hInst,
 149                    IN UINT uID);
 150
 151 DWORD
 152 LoadAndFormatString(IN HINSTANCE hInstance,
 153                     IN UINT uID,
 154                     OUT LPWSTR *lpTarget,
 155                     ...);
 156
 157 BOOL
 158 ReadLineConfig(IN LPTSTR szDeviceName,
 159                IN LPTSTR szLineName,
 160                IN LPTSTR szControlName,
 161                OUT DWORD *Flags);
 162
 163 BOOL
 164 WriteLineConfig(IN LPTSTR szDeviceName,
 165                 IN LPTSTR szLineName,
 166                 IN PSNDVOL_REG_LINESTATE LineState,
 167                 IN DWORD cbSize);
 168
 169 #endif /* __SNDVOL32_H */