base/applications/sndvol32/sndvol32.h

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