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server: Always ignore the root window position when computing coordinates offsets.

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This commit is contained in:
Alexandre Julliard 2006-10-26 12:51:54 +02:00
parent c80f5181ff
commit 844374afaf
1 changed files with 53 additions and 26 deletions
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79
server/window.c
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@ -638,7 +638,7 @@ static int all_windows_from_point( struct window *top, int x, int y, struct user
struct window *ptr;
/* make point relative to top window */
for (ptr = top->parent; ptr; ptr = ptr->parent)
for (ptr = top->parent; ptr && !is_desktop_window(ptr); ptr = ptr->parent)
{
x -= ptr->client_rect.left;
y -= ptr->client_rect.top;
@ -651,9 +651,12 @@ static int all_windows_from_point( struct window *top, int x, int y, struct user
x >= top->client_rect.left && x < top->client_rect.right &&
y >= top->client_rect.top && y < top->client_rect.bottom)
{
if (!get_window_children_from_point( top, x - top->client_rect.left,
y - top->client_rect.top, array ))
return 0;
if (!is_desktop_window(top))
{
x -= top->client_rect.left;
y -= top->client_rect.top;
}
if (!get_window_children_from_point( top, x, y, array )) return 0;
}
/* now add window to the array */
if (!add_handle_to_array( array, top->handle )) return 0;
@ -746,7 +749,7 @@ static struct region *intersect_window_region( struct region *region, struct win
/* convert coordinates from client to screen coords */
static inline void client_to_screen( struct window *win, int *x, int *y )
{
for ( ; win; win = win->parent)
for ( ; win && !is_desktop_window(win); win = win->parent)
{
*x += win->client_rect.left;
*y += win->client_rect.top;
@ -756,10 +759,13 @@ static inline void client_to_screen( struct window *win, int *x, int *y )
/* map the region from window to screen coordinates */
static inline void map_win_region_to_screen( struct window *win, struct region *region )
{
int x = win->window_rect.left;
int y = win->window_rect.top;
client_to_screen( win->parent, &x, &y );
offset_region( region, x, y );
if (!is_desktop_window(win))
{
int x = win->window_rect.left;
int y = win->window_rect.top;
client_to_screen( win->parent, &x, &y );
offset_region( region, x, y );
}
}
@ -849,19 +855,29 @@ static struct region *get_visible_region( struct window *win, struct window *top
set_region_client_rect( region, win );
if (win->win_region && !intersect_window_region( region, win )) goto error;
}
offset_x = win->window_rect.left;
offset_y = win->window_rect.top;
/* clip children */
if (flags & DCX_CLIPCHILDREN)
{
if (!clip_children( win, NULL, region, win->client_rect.left, win->client_rect.top ))
goto error;
if (is_desktop_window(win)) offset_x = offset_y = 0;
else
{
offset_x = win->client_rect.left;
offset_y = win->client_rect.top;
}
if (!clip_children( win, NULL, region, offset_x, offset_y )) goto error;
}
/* clip siblings of ancestors */
if (is_desktop_window(win)) offset_x = offset_y = 0;
else
{
offset_x = win->window_rect.left;
offset_y = win->window_rect.top;
}
if (top && top != win && (tmp = create_empty_region()) != NULL)
{
while (win != top && win->parent)
@ -873,9 +889,12 @@ static struct region *get_visible_region( struct window *win, struct window *top
}
/* clip to parent client area */
win = win->parent;
offset_x += win->client_rect.left;
offset_y += win->client_rect.top;
offset_region( region, win->client_rect.left, win->client_rect.top );
if (!is_desktop_window(win))
{
offset_x += win->client_rect.left;
offset_y += win->client_rect.top;
offset_region( region, win->client_rect.left, win->client_rect.top );
}
set_region_client_rect( tmp, win );
if (win->win_region && !intersect_window_region( tmp, win )) goto error;
if (!intersect_region( region, region, tmp )) goto error;
@ -913,7 +932,8 @@ static struct region *crop_region_to_win_rect( struct window *win, struct region
/* get bounding rect in client coords */
if (frame) set_region_rect( tmp, &win->window_rect );
else set_region_client_rect( tmp, win );
offset_region( tmp, -win->client_rect.left, -win->client_rect.top );
if (!is_desktop_window(win))
offset_region( tmp, -win->client_rect.left, -win->client_rect.top );
/* intersect specified region with bounding rect */
if (region && !intersect_region( tmp, region, tmp )) goto done;
@ -1271,7 +1291,7 @@ static void expose_window( struct window *win, struct window *top, struct region
offset_x = win->window_rect.left - win->client_rect.left;
offset_y = win->window_rect.top - win->client_rect.top;
for (ptr = win; ptr != parent; ptr = ptr->parent)
for (ptr = win; ptr != parent && !is_desktop_window(ptr); ptr = ptr->parent)
{
offset_x += ptr->client_rect.left;
offset_y += ptr->client_rect.top;
@ -1351,7 +1371,8 @@ static void set_window_pos( struct window *win, struct window *previous,
if (tmp)
{
set_region_rect( tmp, window_rect );
offset_region( tmp, -window_rect->left, -window_rect->top );
if (!is_desktop_window(win))
offset_region( tmp, -window_rect->left, -window_rect->top );
if (intersect_region( tmp, win->update_region, tmp ))
set_update_region( win, tmp );
else
@ -1381,7 +1402,8 @@ static void set_window_pos( struct window *win, struct window *previous,
set_region_rect( new_vis_rgn, window_rect );
if (subtract_region( tmp, new_vis_rgn, tmp ))
{
offset_region( tmp, -client_rect->left, -client_rect->top );
if (!is_desktop_window(win))
offset_region( tmp, -client_rect->left, -client_rect->top );
redraw_window( win, tmp, 1, RDW_INVALIDATE | RDW_ERASE | RDW_FRAME | RDW_ALLCHILDREN );
}
free_region( tmp );
@ -1768,7 +1790,7 @@ DECL_HANDLER(get_windows_offset)
if (req->from)
{
if (!(win = get_window( req->from ))) return;
while (win)
while (win && !is_desktop_window(win))
{
reply->x += win->client_rect.left;
reply->y += win->client_rect.top;
@ -1778,7 +1800,7 @@ DECL_HANDLER(get_windows_offset)
if (req->to)
{
if (!(win = get_window( req->to ))) return;
while (win)
while (win && !is_desktop_window(win))
{
reply->x -= win->client_rect.left;
reply->y -= win->client_rect.top;
@ -1807,10 +1829,15 @@ DECL_HANDLER(get_visible_region)
reply->top_win = top->handle;
reply->top_org_x = top->visible_rect.left;
reply->top_org_y = top->visible_rect.top;
reply->win_org_x = (req->flags & DCX_WINDOW) ? win->window_rect.left : win->client_rect.left;
reply->win_org_y = (req->flags & DCX_WINDOW) ? win->window_rect.top : win->client_rect.top;
client_to_screen( top->parent, &reply->top_org_x, &reply->top_org_y );
client_to_screen( win->parent, &reply->win_org_x, &reply->win_org_y );
if (!is_desktop_window(top))
{
reply->win_org_x = (req->flags & DCX_WINDOW) ? win->window_rect.left : win->client_rect.left;
reply->win_org_y = (req->flags & DCX_WINDOW) ? win->window_rect.top : win->client_rect.top;
client_to_screen( top->parent, &reply->top_org_x, &reply->top_org_y );
client_to_screen( win->parent, &reply->win_org_x, &reply->win_org_y );
}
else reply->win_org_x = reply->win_org_y = 0;
}