static si_t
handle_window_activate
(union message * msg)
{
struct object* node;
si_t n = 0, i = 0;
node = OBJECT_POINTER(application_widgets_for_each_increament(do_find_window, msg));
if(node == NULL)
{
return 0;
}
object_move_first(node);
if(global_application.focus != NULL)
{
dispatch_msg_to_subchilds(node, MESSAGE_TYPE_WINDOW_DEACTIVATE);
}
global_application.focus = WINDOW_POINTER(node);
if(WIDGET_POINTER(node)->callback != NULL)
{
WIDGET_POINTER(node)->callback(node, msg);
}
dispatch_msg_to_subchilds(node, MESSAGE_TYPE_WIDGET_REPAINT);
/**
* 次序提前
**/
node = object_get_root(node)->parent;
n = vector_size(&global_application.window_vector);
for(i = 0; i < n; ++ i)
{
if(vector_at(&global_application.window_vector, i) == node)
{
vector_move_back(&global_application.window_vector, i);
break;
}
}
return 0;
}
static si_t handle_minimize_button_release(union message* msg)
{
struct object* tree = NULL;
struct object* node = NULL;
int i = 0, j = 0;
struct window_info_iterator iter;
/* 不能最小化或不在活动窗口的最小化按钮内释放 */
if(global_wm.active_win_info_ptr->minimize_enable != 1
|| !is_point_in_area(&(msg->mouse.cursor_position), &(global_wm.active_win_info_ptr->minimize_button_area)))
{
return 0;
}
/**
* send minmize msg to every client window(including subwindows)
**/
tree = object_get_root(OBJECT_POINTER(global_wm.active_win_info_ptr))->parent;
node = tree->lchild;
while(node != NULL)
{
EGUI_PRINT_INFO("send minimized msg to %s", ((struct window_info*)node)->title);
send_window_minimize_message(&global_wm.active_app_info_ptr->uds, msg, (si_t)node);
node = object_tree_iterator_increment(tree, node);
}
/**
* send deactive msg to client
**/
send_window_deactivate_message(&global_wm.active_app_info_ptr->uds, msg, (si_t)global_wm.active_win_info_ptr);
/** 通知桌面 **/
if(NULL != global_wm.desktop_app_ptr)
{
send_window_deactivate_message(&global_wm.desktop_app_ptr->uds, NULL, (si_t)tree->parent);
}
window_info_iterator_clear(&iter);
/* get next active window and application */
if(all_app_traversal_decrement(&iter, _do_find_next_active_window, tree->parent))
{
global_wm.active_win_info_ptr = iter.win_info_ptr;
global_wm.active_app_info_ptr = iter.app_info_ptr;
}
else
{
global_wm.active_win_info_ptr = NULL;
global_wm.active_app_info_ptr = NULL;
return 0;
}
/**
* 获得顶层窗口
**/
node = object_get_root(OBJECT_POINTER(global_wm.active_win_info_ptr));
/**
* move next active window back
**/
i = application_info_get_win_index(global_wm.active_app_info_ptr, (struct window_info*)node);
j = window_manager_get_app_index(global_wm.active_app_info_ptr);
vector_move_back(&(global_wm.active_app_info_ptr->window_info_vector), i);
vector_move_back(&(global_wm.application_info_vector), j);
/**
* send active msg
**/
send_window_activate_message(&global_wm.active_app_info_ptr->uds, msg, (si_t)global_wm.active_win_info_ptr);
if(NULL != global_wm.desktop_app_ptr)
{
send_window_activate_message(&global_wm.desktop_app_ptr->uds, NULL, (si_t)node);
}
return 0;
}
/**
* 通过按下鼠标消息设置那个是活动的
* 设置活动用户应用程序和活动窗口
*
* @param msg 必须是鼠标按下消息
*
* @return 0
**/
static si_t mask_active_by_mouse_down(union message * msg)
{
struct window_info_iterator iter;
window_info_iterator_clear(&iter);
if(!all_app_traversal_decrement(&iter, _do_find_clicked_window, &msg->mouse.cursor_position)) {
/* Clear useless pointers in tainted iter */
window_info_iterator_clear(&iter);
}
/* 在桌面上按下了鼠标的某个键 */
if(iter.app_info_ptr == NULL || iter.win_info_ptr == NULL)
{
/* 原来有活动窗口 */
if(global_wm.active_win_info_ptr != NULL)
{
/* 发送激死消息给原来的活动窗口 */
send_window_deactivate_message(&global_wm.active_app_info_ptr->uds, msg, (si_t)global_wm.active_win_info_ptr);
/** 通知桌面 **/
if(NULL != global_wm.desktop_app_ptr)
{
send_window_deactivate_message(&global_wm.desktop_app_ptr->uds, NULL,
(si_t)object_get_root(OBJECT_POINTER(global_wm.active_win_info_ptr)));
}
/* 改变活动窗口 */
global_wm.active_win_info_ptr = NULL;
global_wm.active_app_info_ptr = NULL;
}
}
/* 在窗口上按下了鼠标的某个键 */
else if(global_wm.active_win_info_ptr != iter.win_info_ptr)
{
/* 原来有活动窗口 */
if(global_wm.active_win_info_ptr != NULL)
{
/* 发送激死消息给原来的活动窗口 */
send_window_deactivate_message(&global_wm.active_app_info_ptr->uds, msg, (si_t)global_wm.active_win_info_ptr);
/** 通知桌面 **/
if(NULL != global_wm.desktop_app_ptr)
{
send_window_deactivate_message(&global_wm.desktop_app_ptr->uds, NULL,
(si_t)object_get_root(OBJECT_POINTER(global_wm.active_win_info_ptr)));
}
}
/* 将活动窗口移动到该用户应用程序的窗口向量的尾部 */
vector_move_back(&(iter.app_info_ptr->window_info_vector), iter.win_index);
/* 将活动程序移动到用户应用程序向量的尾部 */
vector_move_back(&(global_wm.application_info_vector), iter.app_index);
/* 将活动窗口作为父控件的长子控件 */
object_move_first(OBJECT_POINTER(iter.win_info_ptr));
/* 改变活动窗口 */
global_wm.active_win_info_ptr = iter.win_info_ptr;
global_wm.active_app_info_ptr = iter.app_info_ptr;
send_window_activate_message(&global_wm.active_app_info_ptr->uds, msg, (si_t)iter.win_info_ptr);
if(NULL != global_wm.desktop_app_ptr)
{
send_window_activate_message(&global_wm.desktop_app_ptr->uds, NULL, (si_t)iter.top_win_info_ptr);
}
}
return 0;
}
