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/*
* Window related functions
*
* Copyright 1993, 1994, 1995, 1996, 2001, 2013-2017 Alexandre Julliard
* Copyright 1993 David Metcalfe
* Copyright 1995, 1996 Alex Korobka
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#define NONAMELESSUNION
#define NONAMELESSSTRUCT
#include "config.h"
#include "wine/port.h"
#include <assert.h>
#include <fcntl.h>
#include <poll.h>
#include <errno.h>
#include <stdarg.h>
#include <stdlib.h>
#include <stdio.h>
#ifdef HAVE_UNISTD_H
# include <unistd.h>
#endif
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "wine/unicode.h"
#include "android.h"
#include "wine/server.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(android);
/* private window data */
struct android_win_data
{
HWND hwnd; /* hwnd that this private data belongs to */
HWND parent; /* parent hwnd for child windows */
RECT window_rect; /* USER window rectangle relative to parent */
RECT whole_rect; /* X window rectangle for the whole window relative to parent */
RECT client_rect; /* client area relative to parent */
ANativeWindow *window; /* native window wrapper that forwards calls to the desktop process */
struct window_surface *surface;
};
#define SWP_AGG_NOPOSCHANGE (SWP_NOSIZE | SWP_NOMOVE | SWP_NOCLIENTSIZE | SWP_NOCLIENTMOVE | SWP_NOZORDER)
static CRITICAL_SECTION win_data_section;
static CRITICAL_SECTION_DEBUG critsect_debug =
{
0, 0, &win_data_section,
{ &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
0, 0, { (DWORD_PTR)(__FILE__ ": win_data_section") }
};
static CRITICAL_SECTION win_data_section = { &critsect_debug, -1, 0, 0, 0, 0 };
static struct android_win_data *win_data_context[32768];
static inline int context_idx( HWND hwnd )
{
return LOWORD( hwnd ) >> 1;
}
static void set_surface_region( struct window_surface *window_surface, HRGN win_region );
/* only for use on sanitized BITMAPINFO structures */
static inline int get_dib_info_size( const BITMAPINFO *info, UINT coloruse )
{
if (info->bmiHeader.biCompression == BI_BITFIELDS)
return sizeof(BITMAPINFOHEADER) + 3 * sizeof(DWORD);
if (coloruse == DIB_PAL_COLORS)
return sizeof(BITMAPINFOHEADER) + info->bmiHeader.biClrUsed * sizeof(WORD);
return FIELD_OFFSET( BITMAPINFO, bmiColors[info->bmiHeader.biClrUsed] );
}
static inline int get_dib_stride( int width, int bpp )
{
return ((width * bpp + 31) >> 3) & ~3;
}
static inline int get_dib_image_size( const BITMAPINFO *info )
{
return get_dib_stride( info->bmiHeader.biWidth, info->bmiHeader.biBitCount )
* abs( info->bmiHeader.biHeight );
}
/***********************************************************************
* alloc_win_data
*/
static struct android_win_data *alloc_win_data( HWND hwnd )
{
struct android_win_data *data;
if ((data = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*data))))
{
data->hwnd = hwnd;
data->window = create_ioctl_window( hwnd, FALSE );
EnterCriticalSection( &win_data_section );
win_data_context[context_idx(hwnd)] = data;
}
return data;
}
/***********************************************************************
* free_win_data
*/
static void free_win_data( struct android_win_data *data )
{
win_data_context[context_idx( data->hwnd )] = NULL;
LeaveCriticalSection( &win_data_section );
if (data->window) release_ioctl_window( data->window );
HeapFree( GetProcessHeap(), 0, data );
}
/***********************************************************************
* get_win_data
*
* Lock and return the data structure associated with a window.
*/
static struct android_win_data *get_win_data( HWND hwnd )
{
struct android_win_data *data;
if (!hwnd) return NULL;
EnterCriticalSection( &win_data_section );
if ((data = win_data_context[context_idx(hwnd)]) && data->hwnd == hwnd) return data;
LeaveCriticalSection( &win_data_section );
return NULL;
}
/***********************************************************************
* release_win_data
*
* Release the data returned by get_win_data.
*/
static void release_win_data( struct android_win_data *data )
{
if (data) LeaveCriticalSection( &win_data_section );
}
/***********************************************************************
* get_ioctl_window
*/
static struct ANativeWindow *get_ioctl_window( HWND hwnd )
{
struct ANativeWindow *ret;
struct android_win_data *data = get_win_data( hwnd );
if (!data || !data->window) return NULL;
ret = grab_ioctl_window( data->window );
release_win_data( data );
return ret;
}
/* Handling of events coming from the Java side */
struct java_event
{
struct list entry;
union event_data data;
};
static struct list event_queue = LIST_INIT( event_queue );
static struct java_event *current_event;
static int event_pipe[2];
static DWORD desktop_tid;
/***********************************************************************
* send_event
*/
int send_event( const union event_data *data )
{
int res;
if ((res = write( event_pipe[1], data, sizeof(*data) )) != sizeof(*data))
{
p__android_log_print( ANDROID_LOG_ERROR, "wine", "failed to send event" );
return -1;
}
return 0;
}
/***********************************************************************
* desktop_changed
*
* JNI callback, runs in the context of the Java thread.
*/
void desktop_changed( JNIEnv *env, jobject obj, jint width, jint height )
{
union event_data data;
memset( &data, 0, sizeof(data) );
data.type = DESKTOP_CHANGED;
data.desktop.width = width;
data.desktop.height = height;
p__android_log_print( ANDROID_LOG_INFO, "wine", "desktop_changed: %ux%u", width, height );
send_event( &data );
}
/***********************************************************************
* config_changed
*
* JNI callback, runs in the context of the Java thread.
*/
void config_changed( JNIEnv *env, jobject obj, jint dpi )
{
union event_data data;
memset( &data, 0, sizeof(data) );
data.type = CONFIG_CHANGED;
data.cfg.dpi = dpi;
p__android_log_print( ANDROID_LOG_INFO, "wine", "config_changed: %u dpi", dpi );
send_event( &data );
}
/***********************************************************************
* surface_changed
*
* JNI callback, runs in the context of the Java thread.
*/
void surface_changed( JNIEnv *env, jobject obj, jint win, jobject surface, jboolean client )
{
union event_data data;
memset( &data, 0, sizeof(data) );
data.surface.hwnd = LongToHandle( win );
data.surface.client = client;
if (surface)
{
int width, height;
ANativeWindow *win = pANativeWindow_fromSurface( env, surface );
if (win->query( win, NATIVE_WINDOW_WIDTH, &width ) < 0) width = 0;
if (win->query( win, NATIVE_WINDOW_HEIGHT, &height ) < 0) height = 0;
data.surface.window = win;
data.surface.width = width;
data.surface.height = height;
p__android_log_print( ANDROID_LOG_INFO, "wine", "surface_changed: %p %s %ux%u",
data.surface.hwnd, client ? "client" : "whole", width, height );
}
data.type = SURFACE_CHANGED;
send_event( &data );
}
/***********************************************************************
* motion_event
*
* JNI callback, runs in the context of the Java thread.
*/
jboolean motion_event( JNIEnv *env, jobject obj, jint win, jint action, jint x, jint y, jint state, jint vscroll )
{
static LONG button_state;
union event_data data;
int prev_state;
int mask = action & AMOTION_EVENT_ACTION_MASK;
if (!( mask == AMOTION_EVENT_ACTION_DOWN ||
mask == AMOTION_EVENT_ACTION_UP ||
mask == AMOTION_EVENT_ACTION_SCROLL ||
mask == AMOTION_EVENT_ACTION_MOVE ||
mask == AMOTION_EVENT_ACTION_HOVER_MOVE ))
return JNI_FALSE;
prev_state = InterlockedExchange( &button_state, state );
data.type = MOTION_EVENT;
data.motion.hwnd = LongToHandle( win );
data.motion.input.type = INPUT_MOUSE;
data.motion.input.u.mi.dx = x;
data.motion.input.u.mi.dy = y;
data.motion.input.u.mi.mouseData = 0;
data.motion.input.u.mi.time = 0;
data.motion.input.u.mi.dwExtraInfo = 0;
data.motion.input.u.mi.dwFlags = MOUSEEVENTF_MOVE | MOUSEEVENTF_ABSOLUTE;
switch (action & AMOTION_EVENT_ACTION_MASK)
{
case AMOTION_EVENT_ACTION_DOWN:
if ((state & ~prev_state) & AMOTION_EVENT_BUTTON_PRIMARY)
data.motion.input.u.mi.dwFlags |= MOUSEEVENTF_LEFTDOWN;
if ((state & ~prev_state) & AMOTION_EVENT_BUTTON_SECONDARY)
data.motion.input.u.mi.dwFlags |= MOUSEEVENTF_RIGHTDOWN;
if ((state & ~prev_state) & AMOTION_EVENT_BUTTON_TERTIARY)
data.motion.input.u.mi.dwFlags |= MOUSEEVENTF_MIDDLEDOWN;
if (!(state & ~prev_state)) /* touch event */
data.motion.input.u.mi.dwFlags |= MOUSEEVENTF_LEFTDOWN;
break;
case AMOTION_EVENT_ACTION_UP:
if ((prev_state & ~state) & AMOTION_EVENT_BUTTON_PRIMARY)
data.motion.input.u.mi.dwFlags |= MOUSEEVENTF_LEFTUP;
if ((prev_state & ~state) & AMOTION_EVENT_BUTTON_SECONDARY)
data.motion.input.u.mi.dwFlags |= MOUSEEVENTF_RIGHTUP;
if ((prev_state & ~state) & AMOTION_EVENT_BUTTON_TERTIARY)
data.motion.input.u.mi.dwFlags |= MOUSEEVENTF_MIDDLEUP;
if (!(prev_state & ~state)) /* touch event */
data.motion.input.u.mi.dwFlags |= MOUSEEVENTF_LEFTUP;
break;
case AMOTION_EVENT_ACTION_SCROLL:
data.motion.input.u.mi.dwFlags |= MOUSEEVENTF_WHEEL;
data.motion.input.u.mi.mouseData = vscroll < 0 ? -WHEEL_DELTA : WHEEL_DELTA;
break;
case AMOTION_EVENT_ACTION_MOVE:
case AMOTION_EVENT_ACTION_HOVER_MOVE:
break;
default:
return JNI_FALSE;
}
send_event( &data );
return JNI_TRUE;
}
/***********************************************************************
* init_event_queue
*/
static void init_event_queue(void)
{
HANDLE handle;
int ret;
if (pipe2( event_pipe, O_CLOEXEC | O_NONBLOCK ) == -1)
{
ERR( "could not create data\n" );
ExitProcess(1);
}
if (wine_server_fd_to_handle( event_pipe[0], GENERIC_READ | SYNCHRONIZE, 0, &handle ))
{
ERR( "Can't allocate handle for event fd\n" );
ExitProcess(1);
}
SERVER_START_REQ( set_queue_fd )
{
req->handle = wine_server_obj_handle( handle );
ret = wine_server_call( req );
}
SERVER_END_REQ;
if (ret)
{
ERR( "Can't store handle for event fd %x\n", ret );
ExitProcess(1);
}
CloseHandle( handle );
desktop_tid = GetCurrentThreadId();
}
/***********************************************************************
* pull_events
*
* Pull events from the event pipe and add them to the queue
*/
static void pull_events(void)
{
struct java_event *event;
int res;
for (;;)
{
if (!(event = HeapAlloc( GetProcessHeap(), 0, sizeof(*event) ))) break;
res = read( event_pipe[0], &event->data, sizeof(event->data) );
if (res != sizeof(event->data)) break;
list_add_tail( &event_queue, &event->entry );
}
HeapFree( GetProcessHeap(), 0, event );
}
/***********************************************************************
* process_events
*/
static int process_events( DWORD mask )
{
struct java_event *event, *next, *previous;
unsigned int count = 0;
assert( GetCurrentThreadId() == desktop_tid );
pull_events();
previous = current_event;
LIST_FOR_EACH_ENTRY_SAFE( event, next, &event_queue, struct java_event, entry )
{
switch (event->data.type)
{
case SURFACE_CHANGED:
break; /* always process it to unblock other threads */
case MOTION_EVENT:
if (event->data.motion.input.u.mi.dwFlags & (MOUSEEVENTF_LEFTDOWN|MOUSEEVENTF_RIGHTDOWN|
MOUSEEVENTF_MIDDLEDOWN|MOUSEEVENTF_LEFTUP|
MOUSEEVENTF_RIGHTUP|MOUSEEVENTF_MIDDLEUP))
{
if (mask & QS_MOUSEBUTTON) break;
}
else if (mask & QS_MOUSEMOVE) break;
continue; /* skip it */
case KEYBOARD_EVENT:
if (mask & QS_KEY) break;
continue; /* skip it */
default:
if (mask & QS_SENDMESSAGE) break;
continue; /* skip it */
}
/* remove it first, in case we process events recursively */
list_remove( &event->entry );
current_event = event;
switch (event->data.type)
{
case DESKTOP_CHANGED:
TRACE( "DESKTOP_CHANGED %ux%u\n", event->data.desktop.width, event->data.desktop.height );
screen_width = event->data.desktop.width;
screen_height = event->data.desktop.height;
init_monitors( screen_width, screen_height );
SetWindowPos( GetDesktopWindow(), 0, 0, 0, screen_width, screen_height,
SWP_NOZORDER | SWP_NOACTIVATE | SWP_NOREDRAW );
break;
case CONFIG_CHANGED:
TRACE( "CONFIG_CHANGED dpi %u\n", event->data.cfg.dpi );
set_screen_dpi( event->data.cfg.dpi );
break;
case SURFACE_CHANGED:
TRACE("SURFACE_CHANGED %p %p %s size %ux%u\n", event->data.surface.hwnd,
event->data.surface.window, event->data.surface.client ? "client" : "whole",
event->data.surface.width, event->data.surface.height );
register_native_window( event->data.surface.hwnd, event->data.surface.window, event->data.surface.client );
break;
case MOTION_EVENT:
{
HWND capture = get_capture_window();
if (event->data.motion.input.u.mi.dwFlags & (MOUSEEVENTF_LEFTDOWN|MOUSEEVENTF_RIGHTDOWN|MOUSEEVENTF_MIDDLEDOWN))
TRACE( "BUTTONDOWN pos %d,%d hwnd %p flags %x\n",
event->data.motion.input.u.mi.dx, event->data.motion.input.u.mi.dy,
event->data.motion.hwnd, event->data.motion.input.u.mi.dwFlags );
else if (event->data.motion.input.u.mi.dwFlags & (MOUSEEVENTF_LEFTUP|MOUSEEVENTF_RIGHTUP|MOUSEEVENTF_MIDDLEUP))
TRACE( "BUTTONUP pos %d,%d hwnd %p flags %x\n",
event->data.motion.input.u.mi.dx, event->data.motion.input.u.mi.dy,
event->data.motion.hwnd, event->data.motion.input.u.mi.dwFlags );
else
TRACE( "MOUSEMOVE pos %d,%d hwnd %p flags %x\n",
event->data.motion.input.u.mi.dx, event->data.motion.input.u.mi.dy,
event->data.motion.hwnd, event->data.motion.input.u.mi.dwFlags );
if (!capture && (event->data.motion.input.u.mi.dwFlags & MOUSEEVENTF_ABSOLUTE))
{
RECT rect;
SetRect( &rect, event->data.motion.input.u.mi.dx, event->data.motion.input.u.mi.dy,
event->data.motion.input.u.mi.dx + 1, event->data.motion.input.u.mi.dy + 1 );
MapWindowPoints( 0, event->data.motion.hwnd, (POINT *)&rect, 2 );
SERVER_START_REQ( update_window_zorder )
{
req->window = wine_server_user_handle( event->data.motion.hwnd );
req->rect.left = rect.left;
req->rect.top = rect.top;
req->rect.right = rect.right;
req->rect.bottom = rect.bottom;
wine_server_call( req );
}
SERVER_END_REQ;
}
__wine_send_input( capture ? capture : event->data.motion.hwnd, &event->data.motion.input );
}
break;
case KEYBOARD_EVENT:
if (event->data.kbd.input.u.ki.dwFlags & KEYEVENTF_KEYUP)
TRACE("KEYUP hwnd %p vkey %x '%c' scancode %x\n", event->data.kbd.hwnd,
event->data.kbd.input.u.ki.wVk, event->data.kbd.input.u.ki.wVk,
event->data.kbd.input.u.ki.wScan );
else
TRACE("KEYDOWN hwnd %p vkey %x '%c' scancode %x\n", event->data.kbd.hwnd,
event->data.kbd.input.u.ki.wVk, event->data.kbd.input.u.ki.wVk,
event->data.kbd.input.u.ki.wScan );
update_keyboard_lock_state( event->data.kbd.input.u.ki.wVk, event->data.kbd.lock_state );
__wine_send_input( 0, &event->data.kbd.input );
break;
default:
FIXME( "got event %u\n", event->data.type );
}
HeapFree( GetProcessHeap(), 0, event );
count++;
/* next may have been removed by a recursive call, so reset it to the beginning of the list */
next = LIST_ENTRY( event_queue.next, struct java_event, entry );
}
current_event = previous;
return count;
}
/***********************************************************************
* wait_events
*/
static int wait_events( int timeout )
{
assert( GetCurrentThreadId() == desktop_tid );
for (;;)
{
struct pollfd pollfd;
int ret;
pollfd.fd = event_pipe[0];
pollfd.events = POLLIN | POLLHUP;
ret = poll( &pollfd, 1, timeout );
if (ret == -1 && errno == EINTR) continue;
if (ret && (pollfd.revents & (POLLHUP | POLLERR))) ret = -1;
return ret;
}
}
/* Window surface support */
struct android_window_surface
{
struct window_surface header;
HWND hwnd;
ANativeWindow *window;
RECT bounds;
BOOL byteswap;
RGNDATA *region_data;
HRGN region;
BYTE alpha;
COLORREF color_key;
void *bits;
CRITICAL_SECTION crit;
BITMAPINFO info; /* variable size, must be last */
};
static struct android_window_surface *get_android_surface( struct window_surface *surface )
{
return (struct android_window_surface *)surface;
}
static inline void reset_bounds( RECT *bounds )
{
bounds->left = bounds->top = INT_MAX;
bounds->right = bounds->bottom = INT_MIN;
}
static inline void add_bounds_rect( RECT *bounds, const RECT *rect )
{
if (rect->left >= rect->right || rect->top >= rect->bottom) return;
bounds->left = min( bounds->left, rect->left );
bounds->top = min( bounds->top, rect->top );
bounds->right = max( bounds->right, rect->right );
bounds->bottom = max( bounds->bottom, rect->bottom );
}
/* store the palette or color mask data in the bitmap info structure */
static void set_color_info( BITMAPINFO *info, BOOL has_alpha )
{
DWORD *colors = (DWORD *)info->bmiColors;
info->bmiHeader.biSize = sizeof(info->bmiHeader);
info->bmiHeader.biClrUsed = 0;
info->bmiHeader.biBitCount = 32;
if (has_alpha)
{
info->bmiHeader.biCompression = BI_RGB;
return;
}
info->bmiHeader.biCompression = BI_BITFIELDS;
colors[0] = 0xff0000;
colors[1] = 0x00ff00;
colors[2] = 0x0000ff;
}
/* apply the window region to a single line of the destination image. */
static void apply_line_region( DWORD *dst, int width, int x, int y, const RECT *rect, const RECT *end )
{
while (rect < end && rect->top <= y && width > 0)
{
if (rect->left > x)
{
memset( dst, 0, min( rect->left - x, width ) * sizeof(*dst) );
dst += rect->left - x;
width -= rect->left - x;
x = rect->left;
}
if (rect->right > x)
{
dst += rect->right - x;
width -= rect->right - x;
x = rect->right;
}
rect++;
}
if (width > 0) memset( dst, 0, width * sizeof(*dst) );
}
/***********************************************************************
* android_surface_lock
*/
static void android_surface_lock( struct window_surface *window_surface )
{
struct android_window_surface *surface = get_android_surface( window_surface );
EnterCriticalSection( &surface->crit );
}
/***********************************************************************
* android_surface_unlock
*/
static void android_surface_unlock( struct window_surface *window_surface )
{
struct android_window_surface *surface = get_android_surface( window_surface );
LeaveCriticalSection( &surface->crit );
}
/***********************************************************************
* android_surface_get_bitmap_info
*/
static void *android_surface_get_bitmap_info( struct window_surface *window_surface, BITMAPINFO *info )
{
struct android_window_surface *surface = get_android_surface( window_surface );
memcpy( info, &surface->info, get_dib_info_size( &surface->info, DIB_RGB_COLORS ));
return surface->bits;
}
/***********************************************************************
* android_surface_get_bounds
*/
static RECT *android_surface_get_bounds( struct window_surface *window_surface )
{
struct android_window_surface *surface = get_android_surface( window_surface );
return &surface->bounds;
}
/***********************************************************************
* android_surface_set_region
*/
static void android_surface_set_region( struct window_surface *window_surface, HRGN region )
{
struct android_window_surface *surface = get_android_surface( window_surface );
TRACE( "updating surface %p hwnd %p with %p\n", surface, surface->hwnd, region );
window_surface->funcs->lock( window_surface );
if (!region)
{
if (surface->region) DeleteObject( surface->region );
surface->region = 0;
}
else
{
if (!surface->region) surface->region = CreateRectRgn( 0, 0, 0, 0 );
CombineRgn( surface->region, region, 0, RGN_COPY );
}
window_surface->funcs->unlock( window_surface );
set_surface_region( &surface->header, (HRGN)1 );
}
/***********************************************************************
* android_surface_flush
*/
static void android_surface_flush( struct window_surface *window_surface )
{
struct android_window_surface *surface = get_android_surface( window_surface );
ANativeWindow_Buffer buffer;
ARect rc;
RECT rect;
BOOL needs_flush;
window_surface->funcs->lock( window_surface );
SetRect( &rect, 0, 0, surface->header.rect.right - surface->header.rect.left,
surface->header.rect.bottom - surface->header.rect.top );
needs_flush = IntersectRect( &rect, &rect, &surface->bounds );
reset_bounds( &surface->bounds );
window_surface->funcs->unlock( window_surface );
if (!needs_flush) return;
TRACE( "flushing %p hwnd %p surface %s rect %s bits %p alpha %02x key %08x region %u rects\n",
surface, surface->hwnd, wine_dbgstr_rect( &surface->header.rect ),
wine_dbgstr_rect( &rect ), surface->bits, surface->alpha, surface->color_key,
surface->region_data ? surface->region_data->rdh.nCount : 0 );
rc.left = rect.left;
rc.top = rect.top;
rc.right = rect.right;
rc.bottom = rect.bottom;
if (!surface->window->perform( surface->window, NATIVE_WINDOW_LOCK, &buffer, &rc ))
{
const RECT *rgn_rect = NULL, *end = NULL;
unsigned int *src, *dst;
int x, y, width;
rect.left = rc.left;
rect.top = rc.top;
rect.right = rc.right;
rect.bottom = rc.bottom;
IntersectRect( &rect, &rect, &surface->header.rect );
if (surface->region_data)
{
rgn_rect = (RECT *)surface->region_data->Buffer;
end = rgn_rect + surface->region_data->rdh.nCount;
}
src = (unsigned int *)surface->bits
+ (rect.top - surface->header.rect.top) * surface->info.bmiHeader.biWidth
+ (rect.left - surface->header.rect.left);
dst = (unsigned int *)buffer.bits + rect.top * buffer.stride + rect.left;
width = min( rect.right - rect.left, buffer.stride );
for (y = rect.top; y < min( buffer.height, rect.bottom); y++)
{
if (surface->info.bmiHeader.biCompression == BI_RGB)
memcpy( dst, src, width * sizeof(*dst) );
else if (surface->alpha == 255)
for (x = 0; x < width; x++) dst[x] = src[x] | 0xff000000;
else
for (x = 0; x < width; x++)
dst[x] = ((surface->alpha << 24) |
(((BYTE)(src[x] >> 16) * surface->alpha / 255) << 16) |
(((BYTE)(src[x] >> 8) * surface->alpha / 255) << 8) |
(((BYTE)src[x] * surface->alpha / 255)));
if (surface->color_key != CLR_INVALID)
for (x = 0; x < width; x++) if ((src[x] & 0xffffff) == surface->color_key) dst[x] = 0;
if (rgn_rect)
{
while (rgn_rect < end && rgn_rect->bottom <= y) rgn_rect++;
apply_line_region( dst, width, rect.left, y, rgn_rect, end );
}
src += surface->info.bmiHeader.biWidth;
dst += buffer.stride;
}
surface->window->perform( surface->window, NATIVE_WINDOW_UNLOCK_AND_POST );
}
else TRACE( "Unable to lock surface %p window %p buffer %p\n",
surface, surface->hwnd, surface->window );
}
/***********************************************************************
* android_surface_destroy
*/
static void android_surface_destroy( struct window_surface *window_surface )
{
struct android_window_surface *surface = get_android_surface( window_surface );
TRACE( "freeing %p bits %p\n", surface, surface->bits );
surface->crit.DebugInfo->Spare[0] = 0;
DeleteCriticalSection( &surface->crit );
HeapFree( GetProcessHeap(), 0, surface->region_data );
if (surface->region) DeleteObject( surface->region );
release_ioctl_window( surface->window );
HeapFree( GetProcessHeap(), 0, surface->bits );
HeapFree( GetProcessHeap(), 0, surface );
}
static const struct window_surface_funcs android_surface_funcs =
{
android_surface_lock,
android_surface_unlock,
android_surface_get_bitmap_info,
android_surface_get_bounds,
android_surface_set_region,
android_surface_flush,
android_surface_destroy
};
static BOOL is_argb_surface( struct window_surface *surface )
{
return surface && surface->funcs == &android_surface_funcs &&
get_android_surface( surface )->info.bmiHeader.biCompression == BI_RGB;
}
/***********************************************************************
* set_color_key
*/
static void set_color_key( struct android_window_surface *surface, COLORREF key )
{
if (key == CLR_INVALID)
surface->color_key = CLR_INVALID;
else if (surface->info.bmiHeader.biBitCount <= 8)
surface->color_key = CLR_INVALID;
else if (key & (1 << 24)) /* PALETTEINDEX */
surface->color_key = 0;
else if (key >> 16 == 0x10ff) /* DIBINDEX */
surface->color_key = 0;
else if (surface->info.bmiHeader.biBitCount == 24)
surface->color_key = key;
else
surface->color_key = (GetRValue(key) << 16) | (GetGValue(key) << 8) | GetBValue(key);
}
/***********************************************************************
* set_surface_region
*/
static void set_surface_region( struct window_surface *window_surface, HRGN win_region )
{
struct android_window_surface *surface = get_android_surface( window_surface );
struct android_win_data *win_data;
HRGN region = win_region;
RGNDATA *data = NULL;
DWORD size;
int offset_x, offset_y;
if (window_surface->funcs != &android_surface_funcs) return; /* we may get the null surface */
if (!(win_data = get_win_data( surface->hwnd ))) return;
offset_x = win_data->window_rect.left - win_data->whole_rect.left;
offset_y = win_data->window_rect.top - win_data->whole_rect.top;
release_win_data( win_data );
if (win_region == (HRGN)1) /* hack: win_region == 1 means retrieve region from server */
{
region = CreateRectRgn( 0, 0, win_data->window_rect.right - win_data->window_rect.left,
win_data->window_rect.bottom - win_data->window_rect.top );
if (GetWindowRgn( surface->hwnd, region ) == ERROR && !surface->region) goto done;
}
OffsetRgn( region, offset_x, offset_y );
if (surface->region) CombineRgn( region, region, surface->region, RGN_AND );
if (!(size = GetRegionData( region, 0, NULL ))) goto done;
if (!(data = HeapAlloc( GetProcessHeap(), 0, size ))) goto done;
if (!GetRegionData( region, size, data ))
{
HeapFree( GetProcessHeap(), 0, data );
data = NULL;
}
done:
window_surface->funcs->lock( window_surface );
HeapFree( GetProcessHeap(), 0, surface->region_data );
surface->region_data = data;
*window_surface->funcs->get_bounds( window_surface ) = surface->header.rect;
window_surface->funcs->unlock( window_surface );
if (region != win_region) DeleteObject( region );
}
/***********************************************************************
* create_surface
*/
static struct window_surface *create_surface( HWND hwnd, const RECT *rect,
BYTE alpha, COLORREF color_key, BOOL src_alpha )
{
struct android_window_surface *surface;
int width = rect->right - rect->left, height = rect->bottom - rect->top;
surface = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY,
FIELD_OFFSET( struct android_window_surface, info.bmiColors[3] ));
if (!surface) return NULL;
set_color_info( &surface->info, src_alpha );
surface->info.bmiHeader.biWidth = width;
surface->info.bmiHeader.biHeight = -height; /* top-down */
surface->info.bmiHeader.biPlanes = 1;
surface->info.bmiHeader.biSizeImage = get_dib_image_size( &surface->info );
InitializeCriticalSection( &surface->crit );
surface->crit.DebugInfo->Spare[0] = (DWORD_PTR)(__FILE__ ": surface");
surface->header.funcs = &android_surface_funcs;
surface->header.rect = *rect;
surface->header.ref = 1;
surface->hwnd = hwnd;
surface->window = get_ioctl_window( hwnd );
surface->alpha = alpha;
set_color_key( surface, color_key );
set_surface_region( &surface->header, (HRGN)1 );
reset_bounds( &surface->bounds );
if (!(surface->bits = HeapAlloc( GetProcessHeap(), 0, surface->info.bmiHeader.biSizeImage )))
goto failed;
TRACE( "created %p hwnd %p %s bits %p-%p\n", surface, hwnd, wine_dbgstr_rect(rect),
surface->bits, (char *)surface->bits + surface->info.bmiHeader.biSizeImage );
return &surface->header;
failed:
android_surface_destroy( &surface->header );
return NULL;
}
/***********************************************************************
* set_surface_layered
*/
static void set_surface_layered( struct window_surface *window_surface, BYTE alpha, COLORREF color_key )
{
struct android_window_surface *surface = get_android_surface( window_surface );
COLORREF prev_key;
BYTE prev_alpha;
if (window_surface->funcs != &android_surface_funcs) return; /* we may get the null surface */
window_surface->funcs->lock( window_surface );
prev_key = surface->color_key;
prev_alpha = surface->alpha;
surface->alpha = alpha;
set_color_key( surface, color_key );
if (alpha != prev_alpha || surface->color_key != prev_key) /* refresh */
*window_surface->funcs->get_bounds( window_surface ) = surface->header.rect;
window_surface->funcs->unlock( window_surface );
}
static WNDPROC desktop_orig_wndproc;
static LRESULT CALLBACK desktop_wndproc_wrapper( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp )
{
switch (msg)
{
case WM_PARENTNOTIFY:
if (LOWORD(wp) == WM_DESTROY) destroy_ioctl_window( (HWND)lp, FALSE );
break;
}
return desktop_orig_wndproc( hwnd, msg, wp, lp );
}
/***********************************************************************
* ANDROID_MsgWaitForMultipleObjectsEx
*/
DWORD CDECL ANDROID_MsgWaitForMultipleObjectsEx( DWORD count, const HANDLE *handles,
DWORD timeout, DWORD mask, DWORD flags )
{
if (GetCurrentThreadId() == desktop_tid)
{
/* don't process nested events */
if (current_event) mask = 0;
if (process_events( mask )) return count - 1;
}
return WaitForMultipleObjectsEx( count, handles, flags & MWMO_WAITALL,
timeout, flags & MWMO_ALERTABLE );
}
/**********************************************************************
* ANDROID_CreateWindow
*/
BOOL CDECL ANDROID_CreateWindow( HWND hwnd )
{
TRACE( "%p\n", hwnd );
if (hwnd == GetDesktopWindow())
{
struct android_win_data *data;
init_event_queue();
start_android_device();
if (!(data = alloc_win_data( hwnd ))) return FALSE;
release_win_data( data );
}
return TRUE;
}
/***********************************************************************
* ANDROID_DestroyWindow
*/
void CDECL ANDROID_DestroyWindow( HWND hwnd )
{
struct android_win_data *data;
if (!(data = get_win_data( hwnd ))) return;
if (data->surface) window_surface_release( data->surface );
data->surface = NULL;
destroy_gl_drawable( hwnd );
free_win_data( data );
}
/***********************************************************************
* create_win_data
*
* Create a data window structure for an existing window.
*/
static struct android_win_data *create_win_data( HWND hwnd, const RECT *window_rect,
const RECT *client_rect )
{
struct android_win_data *data;
HWND parent;
if (!(parent = GetAncestor( hwnd, GA_PARENT ))) return NULL; /* desktop or HWND_MESSAGE */
if (!(data = alloc_win_data( hwnd ))) return NULL;
data->parent = (parent == GetDesktopWindow()) ? 0 : parent;
data->whole_rect = data->window_rect = *window_rect;
data->client_rect = *client_rect;
return data;
}
static inline RECT get_surface_rect( const RECT *visible_rect )
{
RECT rect;
IntersectRect( &rect, visible_rect, &virtual_screen_rect );
OffsetRect( &rect, -visible_rect->left, -visible_rect->top );
rect.left &= ~31;
rect.top &= ~31;
rect.right = max( rect.left + 32, (rect.right + 31) & ~31 );
rect.bottom = max( rect.top + 32, (rect.bottom + 31) & ~31 );
return rect;
}
/***********************************************************************
* ANDROID_WindowPosChanging
*/
void CDECL ANDROID_WindowPosChanging( HWND hwnd, HWND insert_after, UINT swp_flags,
const RECT *window_rect, const RECT *client_rect, RECT *visible_rect,
struct window_surface **surface )
{
struct android_win_data *data = get_win_data( hwnd );
RECT surface_rect;
DWORD flags;
COLORREF key;
BYTE alpha;
BOOL layered = GetWindowLongW( hwnd, GWL_EXSTYLE ) & WS_EX_LAYERED;
TRACE( "win %p window %s client %s style %08x flags %08x\n",
hwnd, wine_dbgstr_rect(window_rect), wine_dbgstr_rect(client_rect),
GetWindowLongW( hwnd, GWL_STYLE ), swp_flags );
if (!data && !(data = create_win_data( hwnd, window_rect, client_rect ))) return;
*visible_rect = *window_rect;
/* create the window surface if necessary */
if (data->parent) goto done;
if (swp_flags & SWP_HIDEWINDOW) goto done;
if (is_argb_surface( data->surface )) goto done;
surface_rect = get_surface_rect( visible_rect );
if (data->surface)
{
if (!memcmp( &data->surface->rect, &surface_rect, sizeof(surface_rect) ))
{
/* existing surface is good enough */
window_surface_add_ref( data->surface );
if (*surface) window_surface_release( *surface );
*surface = data->surface;
goto done;
}
}
if (!(swp_flags & SWP_SHOWWINDOW) && !(GetWindowLongW( hwnd, GWL_STYLE ) & WS_VISIBLE)) goto done;
if (!layered || !GetLayeredWindowAttributes( hwnd, &key, &alpha, &flags )) flags = 0;
if (!(flags & LWA_ALPHA)) alpha = 255;
if (!(flags & LWA_COLORKEY)) key = CLR_INVALID;
if (*surface) window_surface_release( *surface );
*surface = create_surface( data->hwnd, &surface_rect, alpha, key, FALSE );
done:
release_win_data( data );
}
/***********************************************************************
* ANDROID_WindowPosChanged
*/
void CDECL ANDROID_WindowPosChanged( HWND hwnd, HWND insert_after, UINT swp_flags,
const RECT *window_rect, const RECT *client_rect,
const RECT *visible_rect, const RECT *valid_rects,
struct window_surface *surface )
{
struct android_win_data *data;
DWORD new_style = GetWindowLongW( hwnd, GWL_STYLE );
HWND owner = 0;
if (!(data = get_win_data( hwnd ))) return;
data->window_rect = *window_rect;
data->whole_rect = *visible_rect;
data->client_rect = *client_rect;
if (!is_argb_surface( data->surface ))
{
if (surface) window_surface_add_ref( surface );
if (data->surface) window_surface_release( data->surface );
data->surface = surface;
}
if (!data->parent) owner = GetWindow( hwnd, GW_OWNER );
release_win_data( data );
if (!(swp_flags & SWP_NOZORDER)) insert_after = GetWindow( hwnd, GW_HWNDPREV );
TRACE( "win %p window %s client %s style %08x owner %p after %p flags %08x\n", hwnd,
wine_dbgstr_rect(window_rect), wine_dbgstr_rect(client_rect),
new_style, owner, insert_after, swp_flags );
ioctl_window_pos_changed( hwnd, window_rect, client_rect, visible_rect,
new_style, swp_flags, insert_after, owner );
}
/***********************************************************************
* ANDROID_ShowWindow
*/
UINT CDECL ANDROID_ShowWindow( HWND hwnd, INT cmd, RECT *rect, UINT swp )
{
if (IsRectEmpty( rect )) return swp;
if (!IsIconic( hwnd )) return swp;
/* always hide icons off-screen */
if (rect->left != -32000 || rect->top != -32000)
{
OffsetRect( rect, -32000 - rect->left, -32000 - rect->top );
swp &= ~(SWP_NOMOVE | SWP_NOCLIENTMOVE);
}
return swp;
}
/*****************************************************************
* ANDROID_SetParent
*/
void CDECL ANDROID_SetParent( HWND hwnd, HWND parent, HWND old_parent )
{
struct android_win_data *data;
if (parent == old_parent) return;
if (!(data = get_win_data( hwnd ))) return;
TRACE( "win %p parent %p -> %p\n", hwnd, old_parent, parent );
data->parent = (parent == GetDesktopWindow()) ? 0 : parent;
ioctl_set_window_parent( hwnd, parent );
release_win_data( data );
}
/***********************************************************************
* ANDROID_SetCapture
*/
void CDECL ANDROID_SetCapture( HWND hwnd, UINT flags )
{
if (!(flags & (GUI_INMOVESIZE | GUI_INMENUMODE))) return;
ioctl_set_capture( hwnd );
}
/***********************************************************************
* ANDROID_SetWindowStyle
*/
void CDECL ANDROID_SetWindowStyle( HWND hwnd, INT offset, STYLESTRUCT *style )
{
struct android_win_data *data;
DWORD changed = style->styleNew ^ style->styleOld;
if (hwnd == GetDesktopWindow()) return;
if (!(data = get_win_data( hwnd ))) return;
if (offset == GWL_EXSTYLE && (changed & WS_EX_LAYERED)) /* changing WS_EX_LAYERED resets attributes */
{
if (is_argb_surface( data->surface ))
{
if (data->surface) window_surface_release( data->surface );
data->surface = NULL;
}
else if (data->surface) set_surface_layered( data->surface, 255, CLR_INVALID );
}
release_win_data( data );
}
/***********************************************************************
* ANDROID_SetWindowRgn
*/
void CDECL ANDROID_SetWindowRgn( HWND hwnd, HRGN hrgn, BOOL redraw )
{
struct android_win_data *data;
if ((data = get_win_data( hwnd )))
{
if (data->surface) set_surface_region( data->surface, hrgn );
release_win_data( data );
}
else FIXME( "not supported on other process window %p\n", hwnd );
}
/***********************************************************************
* ANDROID_SetLayeredWindowAttributes
*/
void CDECL ANDROID_SetLayeredWindowAttributes( HWND hwnd, COLORREF key, BYTE alpha, DWORD flags )
{
struct android_win_data *data;
if (!(flags & LWA_ALPHA)) alpha = 255;
if (!(flags & LWA_COLORKEY)) key = CLR_INVALID;
if ((data = get_win_data( hwnd )))
{
if (data->surface) set_surface_layered( data->surface, alpha, key );
release_win_data( data );
}
}
/*****************************************************************************
* ANDROID_UpdateLayeredWindow
*/
BOOL CDECL ANDROID_UpdateLayeredWindow( HWND hwnd, const UPDATELAYEREDWINDOWINFO *info,
const RECT *window_rect )
{
struct window_surface *surface;
struct android_win_data *data;
BLENDFUNCTION blend = { AC_SRC_OVER, 0, 255, 0 };
COLORREF color_key = (info->dwFlags & ULW_COLORKEY) ? info->crKey : CLR_INVALID;
char buffer[FIELD_OFFSET( BITMAPINFO, bmiColors[256] )];
BITMAPINFO *bmi = (BITMAPINFO *)buffer;
void *src_bits, *dst_bits;
RECT rect, src_rect;
HDC hdc = 0;
HBITMAP dib;
BOOL ret = FALSE;
if (!(data = get_win_data( hwnd ))) return FALSE;
rect = *window_rect;
OffsetRect( &rect, -window_rect->left, -window_rect->top );
surface = data->surface;
if (!is_argb_surface( surface ))
{
if (surface) window_surface_release( surface );
surface = NULL;
}
if (!surface || !EqualRect( &surface->rect, &rect ))
{
data->surface = create_surface( data->hwnd, &rect, 255, color_key, TRUE );
if (surface) window_surface_release( surface );
surface = data->surface;
}
else set_surface_layered( surface, 255, color_key );
if (surface) window_surface_add_ref( surface );
release_win_data( data );
if (!surface) return FALSE;
if (!info->hdcSrc)
{
window_surface_release( surface );
return TRUE;
}
dst_bits = surface->funcs->get_info( surface, bmi );
if (!(dib = CreateDIBSection( info->hdcDst, bmi, DIB_RGB_COLORS, &src_bits, NULL, 0 ))) goto done;
if (!(hdc = CreateCompatibleDC( 0 ))) goto done;
SelectObject( hdc, dib );
surface->funcs->lock( surface );
if (info->prcDirty)
{
IntersectRect( &rect, &rect, info->prcDirty );
memcpy( src_bits, dst_bits, bmi->bmiHeader.biSizeImage );
PatBlt( hdc, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top, BLACKNESS );
}
src_rect = rect;
if (info->pptSrc) OffsetRect( &src_rect, info->pptSrc->x, info->pptSrc->y );
DPtoLP( info->hdcSrc, (POINT *)&src_rect, 2 );
ret = GdiAlphaBlend( hdc, rect.left, rect.top, rect.right - rect.left, rect.bottom - rect.top,
info->hdcSrc, src_rect.left, src_rect.top,
src_rect.right - src_rect.left, src_rect.bottom - src_rect.top,
(info->dwFlags & ULW_ALPHA) ? *info->pblend : blend );
if (ret)
{
memcpy( dst_bits, src_bits, bmi->bmiHeader.biSizeImage );
add_bounds_rect( surface->funcs->get_bounds( surface ), &rect );
}
surface->funcs->unlock( surface );
surface->funcs->flush( surface );
done:
window_surface_release( surface );
if (hdc) DeleteDC( hdc );
if (dib) DeleteObject( dib );
return ret;
}
/**********************************************************************
* ANDROID_WindowMessage
*/
LRESULT CDECL ANDROID_WindowMessage( HWND hwnd, UINT msg, WPARAM wp, LPARAM lp )
{
struct android_win_data *data;
switch (msg)
{
case WM_ANDROID_REFRESH:
if (wp) /* opengl client window */
{
update_gl_drawable( hwnd );
}
else if ((data = get_win_data( hwnd )))
{
struct window_surface *surface = data->surface;
if (surface)
{
surface->funcs->lock( surface );
*surface->funcs->get_bounds( surface ) = surface->rect;
surface->funcs->unlock( surface );
if (is_argb_surface( surface )) surface->funcs->flush( surface );
}
release_win_data( data );
}
return 0;
default:
FIXME( "got window msg %x hwnd %p wp %lx lp %lx\n", msg, hwnd, wp, lp );
return 0;
}
}
/***********************************************************************
* ANDROID_create_desktop
*/
BOOL CDECL ANDROID_create_desktop( UINT width, UINT height )
{
desktop_orig_wndproc = (WNDPROC)SetWindowLongPtrW( GetDesktopWindow(), GWLP_WNDPROC,
(LONG_PTR)desktop_wndproc_wrapper );
/* wait until we receive the surface changed event */
while (!screen_width)
{
if (wait_events( 2000 ) != 1)
{
ERR( "wait timed out\n" );
break;
}
process_events( QS_ALLINPUT );
}
return TRUE;
}
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