dolphin/Externals/MusicMod/Player/Src/Embed.cpp

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////////////////////////////////////////////////////////////////////////////////
// Plainamp, Open source Winamp core
//
// Copyright <20> 2005 Sebastian Pipping <webmaster@hartwork.org>
//
// --> http://www.hartwork.org
//
// This source code is released under the GNU General Public License (GPL).
// See GPL.txt for details. Any non-GPL usage is strictly forbidden.
////////////////////////////////////////////////////////////////////////////////
#include "Embed.h"
#include "Console.h"
#define CLASSNAME_EMBED TEXT( "Winamp Gen" )
#define TITLE_EMBED TEXT( "Embed target" )
#define EMBED_WIDTH 320
#define EMBED_HEIGHT 240
const TCHAR * const szEmbedTitle = TITLE_EMBED;
bool bEmbedClassRegistered = false;
LRESULT CALLBACK WndprocEmbed( HWND hwnd, UINT message, WPARAM wp, LPARAM lp );
////////////////////////////////////////////////////////////////////////////////
/// Creates a new embed window.
///
/// @param ews Embed window state
/// @return New embed window handle
////////////////////////////////////////////////////////////////////////////////
HWND Embed::Embed( embedWindowState * ews )
{
// Register class
if ( !bEmbedClassRegistered )
{
WNDCLASS wc = {
0, // UINT style
WndprocEmbed, // WNDPROC lpfnWndProc
0, // int cbClsExtra
0, // int cbWndExtra
g_hInstance, // HINSTANCE hInstance
NULL, // HICON hIcon
LoadCursor( NULL, IDC_ARROW ), // HCURSOR hCursor
( HBRUSH )COLOR_WINDOW, // HBRUSH hbrBackground
NULL, // LPCTSTR lpszMenuName
CLASSNAME_EMBED // LPCTSTR lpszClassName
};
if( !RegisterClass( &wc ) ) return NULL;
bEmbedClassRegistered = true;
}
// Create window
HWND WindowEmbed = CreateWindowEx(
WS_EX_WINDOWEDGE | // DWORD dwExStyle
WS_EX_TOOLWINDOW, //
CLASSNAME_EMBED, // LPCTSTR lpClassName
szEmbedTitle, // LPCTSTR lpWindowName
WS_OVERLAPPED | // DWORD dwStyle
WS_CLIPCHILDREN | //
WS_BORDER | //
WS_CAPTION | //
WS_SYSMENU | //
WS_THICKFRAME | //
WS_MINIMIZEBOX | //
WS_MAXIMIZEBOX, //
10, // int x
10, // int y
EMBED_WIDTH, // int nWidth
EMBED_HEIGHT, // int nHeight
NULL, // HWND hWndParent
NULL, // HMENU hMenu
g_hInstance, // HINSTANCE hInstance
NULL // LPVOID lpParam
);
Console::Append( TEXT( "Embed window born" ) );
Console::Append( TEXT( " " ) );
if( !ews || !ews->me ) return WindowEmbed;
SetParent( ews->me, WindowEmbed );
return WindowEmbed;
}
////////////////////////////////////////////////////////////////////////////////
//
////////////////////////////////////////////////////////////////////////////////
inline bool SameThread( HWND hOther )
{
const DWORD dwOtherThreadId = GetWindowThreadProcessId( hOther, NULL );
const DWORD dwThisThreadId = GetCurrentThreadId();
return ( dwOtherThreadId == dwThisThreadId );
}
////////////////////////////////////////////////////////////////////////////////
///
////////////////////////////////////////////////////////////////////////////////
LRESULT CALLBACK WndprocEmbed( HWND hwnd, UINT message, WPARAM wp, LPARAM lp )
{
// static bool bAllowSizeMove = false;
switch( message )
{
case WM_PARENTNOTIFY:
switch( LOWORD( wp ) )
{
case WM_DESTROY:
{
const HWND hChild = GetWindow( hwnd, GW_CHILD );
if( !SameThread( hChild ) )
{
// Vis plugin
DestroyWindow( hwnd );
}
break;
}
}
break;
case WM_SIZE:
{
const HWND hChild = GetWindow( hwnd, GW_CHILD );
if( !hChild ) break;
MoveWindow( hChild, 0, 0, LOWORD( lp ), HIWORD( lp ), TRUE );
break;
}
/*
case WM_ENTERSIZEMOVE:
bAllowSizeMove = true;
break;
case WM_EXITSIZEMOVE:
bAllowSizeMove = false;
break;
case WM_WINDOWPOSCHANGING:
{
WINDOWPOS * pos = ( WINDOWPOS * )lp;
// Update child
if( IsWindow( WindowEmbedChild = GetWindow( WindowEmbed, GW_CHILD ) ) )
{
RECT r;
GetClientRect( WindowEmbed, &r );
MoveWindow( WindowEmbedChild, 0, 0, r.right, r.bottom, TRUE );
}
if( !bAllowSizeMove )
{
// Force SWP_NOMOVE
if( ( pos->flags & SWP_NOMOVE ) == 0 )
{
pos->flags |= SWP_NOMOVE;
}
// Force SWP_NOSIZE
if( ( pos->flags & SWP_NOSIZE ) == 0 )
{
pos->flags |= SWP_NOSIZE;
}
return 0;
}
break;
}
*/
case WM_SHOWWINDOW:
{
const HWND hChild = GetWindow( hwnd, GW_CHILD );
if( wp ) // Shown
{
// Update child size
RECT r;
GetClientRect( hwnd, &r );
MoveWindow( hChild, 0, 0, r.right, r.bottom, TRUE );
}
else // Hidden
{
ShowWindow( hChild, SW_HIDE );
DestroyWindow( hChild );
}
break;
}
case WM_SYSCOMMAND:
if( ( wp & 0xFFF0 ) == SC_CLOSE )
{
const HWND hChild = GetWindow( hwnd, GW_CHILD );
if( SameThread( hChild ) )
{
// Not a vis plugin
ShowWindow( hwnd, SW_HIDE );
return 0;
}
}
break;
case WM_DESTROY:
{
const HWND hChild = GetWindow( hwnd, GW_CHILD );
if( hChild && SameThread( hChild ) )
{
DestroyWindow( hChild );
}
Console::Append( TEXT( "Embed window dead" ) );
Console::Append( TEXT( " " ) );
break;
}
}
return DefWindowProc( hwnd, message, wp, lp );
}