Directsound window class only registered and created in DllMain because of multithreading

This commit is contained in:
Henri Manson 2006-02-18 23:38:01 +00:00
parent e842105dc1
commit 800ca2ee2a
2 changed files with 55 additions and 60 deletions

View File

@ -23,13 +23,17 @@
#include "fluidsynth_priv.h"
#include "fluid_sys.h"
HINSTANCE fluid_hinstance = NULL;
static HINSTANCE fluid_hinstance = NULL;
static HWND fluid_wnd = NULL;
int fluid_win32_create_window(void);
#ifndef FLUIDSYNTH_NOT_A_DLL
BOOL WINAPI DllMain(HANDLE hModule, DWORD ul_reason_for_call, LPVOID lpReserved)
{
FLUID_LOG(FLUID_DBG, "DllMain\n");
fluid_set_hinstance((void*) hModule);
fluid_win32_create_window();
return TRUE;
}
#endif
@ -46,5 +50,50 @@ void* fluid_get_hinstance(void)
{
return (void*) fluid_hinstance;
}
static long FAR PASCAL fluid_win32_wndproc(HWND hWnd, UINT message, WPARAM wParam, LPARAM lParam)
{
switch (message) {
case WM_CREATE:
break;
case WM_DESTROY:
break;
default:
return DefWindowProc(hWnd, message, wParam, lParam);
break;
}
return(0L);
}
int fluid_win32_create_window(void)
{
WNDCLASS myClass;
myClass.hCursor = LoadCursor( NULL, IDC_ARROW );
myClass.hIcon = NULL;
myClass.lpszMenuName = (LPSTR) NULL;
myClass.lpszClassName = (LPSTR) "FluidSynth";
myClass.hbrBackground = (HBRUSH)(COLOR_WINDOW);
myClass.hInstance = fluid_hinstance;
myClass.style = CS_GLOBALCLASS;
myClass.lpfnWndProc = fluid_win32_wndproc;
myClass.cbClsExtra = 0;
myClass.cbWndExtra = 0;
if (!RegisterClass(&myClass)) {
return -100;
}
fluid_wnd = CreateWindow((LPSTR) "FluidSynth", (LPSTR) "FluidSynth", WS_OVERLAPPEDWINDOW,
CW_USEDEFAULT, CW_USEDEFAULT, 400, 300, (HWND) NULL, (HMENU) NULL,
fluid_hinstance, (LPSTR) NULL);
if (fluid_wnd == NULL) {
FLUID_LOG(FLUID_ERR, "Can't create window");
return -101;
}
return 0;
}
HWND fluid_win32_get_window(void)
{
return fluid_wnd;
}
#endif

View File

@ -30,17 +30,13 @@
#include <mmsystem.h>
#include <dsound.h>
static HWND fluid_wnd = NULL;
fluid_audio_driver_t*
new_fluid_dsound_audio_driver(fluid_settings_t* settings, fluid_synth_t* synth);
int delete_fluid_dsound_audio_driver(fluid_audio_driver_t* data);
DWORD WINAPI fluid_dsound_audio_run(LPVOID lpParameter);
int fluid_win32_create_window(void);
int fluid_win32_destroy_window(void);
long FAR PASCAL fluid_win32_wndproc(HWND hWnd, unsigned message, WPARAM wParam, LPARAM lParam);
HWND fluid_win32_get_window(void);
char* fluid_win32_error(HRESULT hr);
@ -100,13 +96,14 @@ new_fluid_dsound_audio_driver(fluid_settings_t* settings, fluid_synth_t* synth)
return NULL;
}
/*
if (fluid_wnd == NULL) {
if (fluid_win32_create_window() != 0) {
FLUID_LOG(FLUID_ERR, "Couldn't create window needed for DirectSound");
return NULL;
}
}
*/
/* create and clear the driver data */
dev = FLUID_NEW(fluid_dsound_audio_driver_t);
if (dev == NULL) {
@ -156,7 +153,7 @@ new_fluid_dsound_audio_driver(fluid_settings_t* settings, fluid_synth_t* synth)
goto error_recovery;
}
hr = IDirectSound_SetCooperativeLevel(dev->direct_sound, fluid_wnd, DSSCL_PRIORITY);
hr = IDirectSound_SetCooperativeLevel(dev->direct_sound, fluid_win32_get_window(), DSSCL_PRIORITY);
if (hr != DS_OK) {
FLUID_LOG(FLUID_ERR, "Failed to set the cooperative level");
goto error_recovery;
@ -282,7 +279,7 @@ int delete_fluid_dsound_audio_driver(fluid_audio_driver_t* d)
FLUID_FREE(dev);
fluid_win32_destroy_window();
// fluid_win32_destroy_window();
return 0;
}
@ -371,54 +368,3 @@ char* fluid_win32_error(HRESULT hr) {
}
return s;
}
long FAR PASCAL fluid_win32_wndproc(HWND hWnd, unsigned message, WPARAM wParam, LPARAM lParam)
{
switch (message) {
case WM_CREATE:
break;
case WM_DESTROY:
break;
default:
return DefWindowProc(hWnd, message, wParam, lParam);
break;
}
return(0L);
}
int fluid_win32_create_window(void)
{
WNDCLASS myClass;
myClass.hCursor = LoadCursor( NULL, IDC_ARROW );
myClass.hIcon = NULL;
myClass.lpszMenuName = (LPSTR) NULL;
myClass.lpszClassName = (LPSTR) "FluidSynth";
myClass.hbrBackground = (HBRUSH)(COLOR_WINDOW);
myClass.hInstance = FLUID_HINSTANCE;
myClass.style = CS_GLOBALCLASS;
myClass.lpfnWndProc = fluid_win32_wndproc;
myClass.cbClsExtra = 0;
myClass.cbWndExtra = 0;
if (!RegisterClass(&myClass)) {
return -100;
}
fluid_wnd = CreateWindow((LPSTR) "FluidSynth", (LPSTR) "FluidSynth", WS_OVERLAPPEDWINDOW,
CW_USEDEFAULT, CW_USEDEFAULT, 400, 300, (HWND) NULL, (HMENU) NULL,
FLUID_HINSTANCE, (LPSTR) NULL);
if (fluid_wnd == NULL) {
FLUID_LOG(FLUID_ERR, "Can't create window");
return -101;
}
return 0;
}
int fluid_win32_destroy_window(void)
{
if (fluid_wnd != NULL) {
DestroyWindow(fluid_wnd);
fluid_wnd = NULL;
UnregisterClass((LPSTR) "FluidSynth", FLUID_HINSTANCE);
}
return 0;
}