rt-thread-official/components/rtgui/server/server.c

364 lines
9.5 KiB
C

/*
* File : server.c
* This file is part of RTGUI in RT-Thread RTOS
* COPYRIGHT (C) 2006 - 2009, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2009-10-04 Bernard first version
*/
#include <rtgui/rtgui.h>
#include <rtgui/event.h>
#include <rtgui/rtgui_system.h>
#include <rtgui/rtgui_object.h>
#include <rtgui/rtgui_application.h>
#include <rtgui/driver.h>
#include "mouse.h"
#include "topwin.h"
static struct rt_thread *rtgui_server_tid;
static struct rtgui_application *rtgui_server_application;
void rtgui_server_handle_update(struct rtgui_event_update_end* event)
{
struct rtgui_graphic_driver* driver;
driver = rtgui_graphic_driver_get_default();
if (driver != RT_NULL)
{
rtgui_graphic_driver_screen_update(driver, &(event->rect));
}
}
void rtgui_server_handle_monitor_add(struct rtgui_event_monitor* event)
{
/* add monitor rect to top window list */
rtgui_topwin_append_monitor_rect(event->wid, &(event->rect));
}
void rtgui_server_handle_monitor_remove(struct rtgui_event_monitor* event)
{
/* add monitor rect to top window list */
rtgui_topwin_remove_monitor_rect(event->wid, &(event->rect));
}
void rtgui_server_handle_mouse_btn(struct rtgui_event_mouse* event)
{
struct rtgui_topwin* wnd;
/* re-init to server thread */
RTGUI_EVENT_MOUSE_BUTTON_INIT(event);
#ifdef RTGUI_USING_WINMOVE
if (rtgui_winrect_is_moved() &&
event->button & (RTGUI_MOUSE_BUTTON_LEFT | RTGUI_MOUSE_BUTTON_UP))
{
struct rtgui_topwin* topwin;
rtgui_rect_t rect;
if (rtgui_winrect_moved_done(&rect, &topwin) == RT_TRUE)
{
struct rtgui_event_win_move ewin;
/* move window */
RTGUI_EVENT_WIN_MOVE_INIT(&ewin);
ewin.wid = topwin->wid;
if (topwin->title != RT_NULL)
{
if (topwin->flag & WINTITLE_BORDER)
{
ewin.x = rect.x1 + WINTITLE_BORDER_SIZE;
ewin.y = rect.y1 + WINTITLE_BORDER_SIZE;
}
if (!(topwin->flag & WINTITLE_NO)) ewin.y += WINTITLE_HEIGHT;
}
else
{
ewin.x = rect.x1;
ewin.y = rect.y1;
}
/* send to client thread */
rtgui_application_send(topwin->tid, &(ewin.parent), sizeof(ewin));
return;
}
}
#endif
/* get the wnd which contains the mouse */
wnd = rtgui_topwin_get_wnd_no_modaled(event->x, event->y);
if (wnd != RT_NULL)
{
event->wid = wnd->wid;
if (rtgui_topwin_get_focus() != wnd)
{
/* raise this window */
rtgui_topwin_activate_win(wnd);
}
if (wnd->title != RT_NULL &&
rtgui_rect_contains_point(&(RTGUI_WIDGET(wnd->title)->extent), event->x, event->y) == RT_EOK)
{
rtgui_topwin_title_onmouse(wnd, event);
}
else
{
/* send mouse event to thread */
rtgui_application_send(wnd->tid, (struct rtgui_event*)event, sizeof(struct rtgui_event_mouse));
}
return ;
}
}
static struct rtgui_topwin* last_monitor_topwin = RT_NULL;
void rtgui_server_handle_mouse_motion(struct rtgui_event_mouse* event)
{
/* the topwin contains current mouse */
struct rtgui_topwin* win = RT_NULL;
/* re-init mouse event */
RTGUI_EVENT_MOUSE_MOTION_INIT(event);
win = rtgui_topwin_get_wnd_no_modaled(event->x, event->y);
if (win != RT_NULL && win->monitor_list.next != RT_NULL)
{
// FIXME:
/* check whether the monitor exist */
if (rtgui_mouse_monitor_contains_point(&(win->monitor_list),
event->x, event->y) != RT_TRUE)
{
win = RT_NULL;
}
}
if (last_monitor_topwin != RT_NULL)
{
event->wid = last_monitor_topwin->wid;
/* send mouse motion event */
rtgui_application_send(last_monitor_topwin->tid, &(event->parent), sizeof(struct rtgui_event_mouse));
}
if (last_monitor_topwin != win)
{
last_monitor_topwin = win;
if (last_monitor_topwin != RT_NULL)
{
event->wid = last_monitor_topwin->wid;
/* send mouse motion event */
rtgui_application_send(last_monitor_topwin->tid, &(event->parent), sizeof(struct rtgui_event_mouse));
}
}
/* move mouse to (x, y) */
rtgui_mouse_moveto(event->x, event->y);
}
void rtgui_server_handle_kbd(struct rtgui_event_kbd* event)
{
struct rtgui_topwin* wnd;
/* re-init to server thread */
RTGUI_EVENT_KBD_INIT(event);
/* todo: handle input method and global shortcut */
wnd = rtgui_topwin_get_focus();
if (wnd != RT_NULL)
{
RT_ASSERT(wnd->flag & WINTITLE_ACTIVATE)
/* send to focus window */
event->wid = wnd->wid;
/* send keyboard event to thread */
rtgui_application_send(wnd->tid, (struct rtgui_event*)event, sizeof(struct rtgui_event_kbd));
return;
}
}
#ifdef _WIN32
#include <windows.h>
#endif
static rt_bool_t rtgui_server_event_handler(struct rtgui_object *object,
struct rtgui_event *event)
{
RT_ASSERT(object != RT_NULL);
RT_ASSERT(event != RT_NULL);
/* dispatch event */
switch (event->type)
{
/* window event */
case RTGUI_EVENT_WIN_CREATE:
if (rtgui_topwin_add((struct rtgui_event_win_create*)event) == RT_EOK)
rtgui_application_ack(event, RTGUI_STATUS_OK);
else
rtgui_application_ack(event, RTGUI_STATUS_ERROR);
break;
case RTGUI_EVENT_WIN_DESTROY:
if (last_monitor_topwin != RT_NULL &&
last_monitor_topwin->wid == ((struct rtgui_event_win*)event)->wid)
last_monitor_topwin = RT_NULL;
if (rtgui_topwin_remove(((struct rtgui_event_win*)event)->wid) == RT_EOK)
rtgui_application_ack(event, RTGUI_STATUS_OK);
else
rtgui_application_ack(event, RTGUI_STATUS_ERROR);
break;
case RTGUI_EVENT_WIN_SHOW:
if (rtgui_topwin_show((struct rtgui_event_win*)event) == RT_EOK)
rtgui_application_ack(event, RTGUI_STATUS_OK);
else
rtgui_application_ack(event, RTGUI_STATUS_ERROR);
break;
case RTGUI_EVENT_WIN_HIDE:
if (rtgui_topwin_hide((struct rtgui_event_win*)event) == RT_EOK)
rtgui_application_ack(event, RTGUI_STATUS_OK);
else
rtgui_application_ack(event, RTGUI_STATUS_ERROR);
break;
case RTGUI_EVENT_WIN_MOVE:
if (rtgui_topwin_move((struct rtgui_event_win_move*)event) == RT_EOK)
rtgui_application_ack(event, RTGUI_STATUS_OK);
else
rtgui_application_ack(event, RTGUI_STATUS_ERROR);
break;
case RTGUI_EVENT_WIN_MODAL_ENTER:
if (rtgui_topwin_modal_enter((struct rtgui_event_win_modal_enter*)event) == RT_EOK)
rtgui_application_ack(event, RTGUI_STATUS_OK);
else
rtgui_application_ack(event, RTGUI_STATUS_ERROR);
break;
case RTGUI_EVENT_WIN_RESIZE:
rtgui_topwin_resize(((struct rtgui_event_win_resize*)event)->wid,
&(((struct rtgui_event_win_resize*)event)->rect));
break;
/* other event */
case RTGUI_EVENT_UPDATE_BEGIN:
#ifdef RTGUI_USING_MOUSE_CURSOR
/* hide cursor */
rtgui_mouse_hide_cursor();
#endif
break;
case RTGUI_EVENT_UPDATE_END:
/* handle screen update */
rtgui_server_handle_update((struct rtgui_event_update_end*)event);
#ifdef RTGUI_USING_MOUSE_CURSOR
/* show cursor */
rtgui_mouse_show_cursor();
#endif
break;
case RTGUI_EVENT_MONITOR_ADD:
/* handle mouse monitor */
rtgui_server_handle_monitor_add((struct rtgui_event_monitor*)event);
break;
/* mouse and keyboard event */
case RTGUI_EVENT_MOUSE_MOTION:
/* handle mouse motion event */
rtgui_server_handle_mouse_motion((struct rtgui_event_mouse*)event);
break;
case RTGUI_EVENT_MOUSE_BUTTON:
/* handle mouse button */
rtgui_server_handle_mouse_btn((struct rtgui_event_mouse*)event);
break;
case RTGUI_EVENT_KBD:
/* handle keyboard event */
rtgui_server_handle_kbd((struct rtgui_event_kbd*)event);
break;
case RTGUI_EVENT_COMMAND:
break;
}
return RT_TRUE;
}
/**
* rtgui server thread's entry
*/
static void rtgui_server_entry(void* parameter)
{
#ifdef _WIN32
/* set the server thread to highest */
HANDLE hCurrentThread = GetCurrentThread();
SetThreadPriority(hCurrentThread, THREAD_PRIORITY_HIGHEST);
#endif
/* register rtgui server thread */
rtgui_server_application = rtgui_application_create(rtgui_server_tid,
"rtgui");
if (rtgui_server_application == RT_NULL)
return;
rtgui_object_set_event_handler(RTGUI_OBJECT(rtgui_server_application),
rtgui_server_event_handler);
/* init mouse and show */
rtgui_mouse_init();
#ifdef RTGUI_USING_MOUSE_CURSOR
rtgui_mouse_show_cursor();
#endif
rtgui_application_run(rtgui_server_application);
rtgui_application_destroy(rtgui_server_application);
rtgui_server_application = RT_NULL;
}
void rtgui_server_post_event(struct rtgui_event* event, rt_size_t size)
{
if (rtgui_server_tid != RT_NULL)
rtgui_application_send(rtgui_server_tid, event, size);
else
rt_kprintf("post when server is not running\n");
}
rt_err_t rtgui_server_post_event_sync(struct rtgui_event* event, rt_size_t size)
{
if (rtgui_server_tid != RT_NULL)
return rtgui_application_send_sync(rtgui_server_tid, event, size);
else
{
rt_kprintf("post when server is not running\n");
return -RT_ENOSYS;
}
}
void rtgui_server_init(void)
{
if (rtgui_server_tid != RT_NULL)
return;
rtgui_server_tid = rt_thread_create("rtgui",
rtgui_server_entry, RT_NULL,
RTGUI_SVR_THREAD_STACK_SIZE,
RTGUI_SVR_THREAD_PRIORITY,
RTGUI_SVR_THREAD_TIMESLICE);
/* start rtgui server thread */
if (rtgui_server_tid != RT_NULL)
rt_thread_startup(rtgui_server_tid);
}