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Converted the global screen buffer list to a standard list.

This commit is contained in:
Alexandre Julliard 2005-02-25 21:06:11 +00:00
parent 8e3b072249
commit b2eff1ca01
1 changed files with 19 additions and 15 deletions
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28
server/console.c
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@ -77,7 +77,7 @@ static const struct object_ops console_input_events_ops =
struct screen_buffer
{
struct object obj; /* object header */
struct screen_buffer *next; /* linked list of all screen buffers */
struct list entry; /* entry in list of all screen buffers */
struct screen_buffer *prev;
struct console_input *input; /* associated console input */
int mode; /* output mode */
@ -110,7 +110,7 @@ static const struct object_ops screen_buffer_ops =
screen_buffer_destroy /* destroy */
};
static struct screen_buffer *screen_buffer_list;
static struct list screen_buffer_list = LIST_INIT(screen_buffer_list);
static const char_info_t empty_char_info = { ' ', 0x000f }; /* white on black space */
@ -255,9 +255,7 @@ static struct screen_buffer *create_console_output( struct console_input *consol
screen_buffer->win.top = 0;
screen_buffer->win.bottom = screen_buffer->max_height - 1;
if ((screen_buffer->next = screen_buffer_list)) screen_buffer->next->prev = screen_buffer;
screen_buffer->prev = NULL;
screen_buffer_list = screen_buffer;
list_add_head( &screen_buffer_list, &screen_buffer->entry );
if (!(screen_buffer->data = malloc( screen_buffer->width * screen_buffer->height *
sizeof(*screen_buffer->data) )))
@ -937,7 +935,7 @@ static void console_input_destroy( struct object *obj )
if (console_in->active) release_object( console_in->active );
console_in->active = NULL;
for (curr = screen_buffer_list; curr; curr = curr->next)
LIST_FOR_EACH_ENTRY( curr, &screen_buffer_list, struct screen_buffer, entry )
{
if (curr->input == console_in) curr->input = NULL;
}
@ -965,15 +963,21 @@ static void screen_buffer_destroy( struct object *obj )
assert( obj->ops == &screen_buffer_ops );
if (screen_buffer->next) screen_buffer->next->prev = screen_buffer->prev;
if (screen_buffer->prev) screen_buffer->prev->next = screen_buffer->next;
else screen_buffer_list = screen_buffer->next;
list_remove( &screen_buffer->entry );
if (screen_buffer->input && screen_buffer->input->active == screen_buffer)
{
struct screen_buffer* sb;
for (sb = screen_buffer_list; sb && sb->input != screen_buffer->input; sb = sb->next);
screen_buffer->input->active = sb;
struct screen_buffer *sb;
screen_buffer->input->active = NULL;
LIST_FOR_EACH_ENTRY( sb, &screen_buffer_list, struct screen_buffer, entry )
{
if (sb->input == screen_buffer->input)
{
sb->input->active = sb;
break;
}
}
}
if (screen_buffer->data) free( screen_buffer->data );
}