base/applications/sndvol32/sndvol32.h

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