405 lines
12 KiB
C
405 lines
12 KiB
C
/*
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* File : server.c
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* This file is part of RTGUI in RT-Thread RTOS
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* COPYRIGHT (C) 2006 - 2009, RT-Thread Development Team
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*
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* The license and distribution terms for this file may be
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* found in the file LICENSE in this distribution or at
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* http://www.rt-thread.org/license/LICENSE
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*
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* Change Logs:
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* Date Author Notes
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* 2009-10-04 Bernard first version
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*/
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#include <rtgui/rtgui.h>
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#include <rtgui/event.h>
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#include <rtgui/rtgui_system.h>
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#include <rtgui/rtgui_object.h>
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#include <rtgui/rtgui_app.h>
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#include <rtgui/driver.h>
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#include "mouse.h"
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#include "topwin.h"
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static struct rt_thread *rtgui_server_tid;
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static struct rtgui_app *rtgui_server_application = RT_NULL;
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static struct rtgui_app *rtgui_wm_application = RT_NULL;
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void rtgui_server_handle_update(struct rtgui_event_update_end *event)
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{
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struct rtgui_graphic_driver *driver;
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driver = rtgui_graphic_driver_get_default();
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if (driver != RT_NULL)
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{
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rtgui_graphic_driver_screen_update(driver, &(event->rect));
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}
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}
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void rtgui_server_handle_monitor_add(struct rtgui_event_monitor *event)
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{
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/* add monitor rect to top window list */
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rtgui_topwin_append_monitor_rect(event->wid, &(event->rect));
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}
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void rtgui_server_handle_monitor_remove(struct rtgui_event_monitor *event)
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{
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/* add monitor rect to top window list */
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rtgui_topwin_remove_monitor_rect(event->wid, &(event->rect));
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}
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void rtgui_server_handle_mouse_btn(struct rtgui_event_mouse *event)
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{
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struct rtgui_topwin *wnd;
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/* re-init to server thread */
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RTGUI_EVENT_MOUSE_BUTTON_INIT(event);
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#ifdef RTGUI_USING_WINMOVE
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if (rtgui_winrect_is_moved() &&
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event->button & (RTGUI_MOUSE_BUTTON_LEFT | RTGUI_MOUSE_BUTTON_UP))
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{
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struct rtgui_topwin *topwin;
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rtgui_rect_t rect;
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if (rtgui_winrect_moved_done(&rect, &topwin) == RT_TRUE)
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{
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struct rtgui_event_win_move ewin;
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/* move window */
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RTGUI_EVENT_WIN_MOVE_INIT(&ewin);
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ewin.wid = topwin->wid;
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if (topwin->title != RT_NULL)
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{
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if (topwin->flag & WINTITLE_BORDER)
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{
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ewin.x = rect.x1 + WINTITLE_BORDER_SIZE;
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ewin.y = rect.y1 + WINTITLE_BORDER_SIZE;
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}
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if (!(topwin->flag & WINTITLE_NO)) ewin.y += WINTITLE_HEIGHT;
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}
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else
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{
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ewin.x = rect.x1;
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ewin.y = rect.y1;
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}
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/* send to client thread */
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rtgui_send(topwin->tid, &(ewin.parent), sizeof(ewin));
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return;
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}
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}
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#endif
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/* get the wnd which contains the mouse */
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wnd = rtgui_topwin_get_wnd_no_modaled(event->x, event->y);
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if (wnd != RT_NULL)
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{
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event->wid = wnd->wid;
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if (rtgui_topwin_get_focus() != wnd)
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{
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/* raise this window */
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rtgui_topwin_activate_topwin(wnd);
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}
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if (wnd->title != RT_NULL &&
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rtgui_rect_contains_point(&(RTGUI_WIDGET(wnd->title)->extent), event->x, event->y) == RT_EOK)
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{
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rtgui_topwin_title_onmouse(wnd, event);
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}
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else
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{
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/* send mouse event to thread */
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rtgui_send(wnd->tid, (struct rtgui_event *)event, sizeof(struct rtgui_event_mouse));
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}
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return ;
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}
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}
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static struct rtgui_topwin *last_monitor_topwin = RT_NULL;
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void rtgui_server_handle_mouse_motion(struct rtgui_event_mouse *event)
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{
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/* the topwin contains current mouse */
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struct rtgui_topwin *win = RT_NULL;
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/* re-init mouse event */
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RTGUI_EVENT_MOUSE_MOTION_INIT(event);
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win = rtgui_topwin_get_wnd_no_modaled(event->x, event->y);
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if (win != RT_NULL && win->monitor_list.next != RT_NULL)
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{
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// FIXME:
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/* check whether the monitor exist */
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if (rtgui_mouse_monitor_contains_point(&(win->monitor_list),
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event->x, event->y) != RT_TRUE)
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{
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win = RT_NULL;
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}
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}
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if (last_monitor_topwin != RT_NULL)
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{
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event->wid = last_monitor_topwin->wid;
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/* send mouse motion event */
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rtgui_send(last_monitor_topwin->tid, &(event->parent), sizeof(struct rtgui_event_mouse));
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}
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if (last_monitor_topwin != win)
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{
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last_monitor_topwin = win;
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if (last_monitor_topwin != RT_NULL)
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{
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event->wid = last_monitor_topwin->wid;
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/* send mouse motion event */
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rtgui_send(last_monitor_topwin->tid, &(event->parent), sizeof(struct rtgui_event_mouse));
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}
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}
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/* move mouse to (x, y) */
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rtgui_mouse_moveto(event->x, event->y);
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}
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void rtgui_server_handle_kbd(struct rtgui_event_kbd *event)
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{
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struct rtgui_topwin *wnd;
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/* re-init to server thread */
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RTGUI_EVENT_KBD_INIT(event);
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/* todo: handle input method and global shortcut */
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wnd = rtgui_topwin_get_focus();
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if (wnd != RT_NULL)
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{
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RT_ASSERT(wnd->flag & WINTITLE_ACTIVATE)
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/* send to focus window */
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event->wid = wnd->wid;
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/* send keyboard event to thread */
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rtgui_send(wnd->tid, (struct rtgui_event *)event, sizeof(struct rtgui_event_kbd));
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return;
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}
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}
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#ifdef _WIN32_NATIVE
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#include <windows.h>
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#endif
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static rt_bool_t rtgui_server_event_handler(struct rtgui_object *object,
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struct rtgui_event *event)
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{
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RT_ASSERT(object != RT_NULL);
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RT_ASSERT(event != RT_NULL);
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/* dispatch event */
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switch (event->type)
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{
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case RTGUI_EVENT_APP_CREATE:
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case RTGUI_EVENT_APP_DESTROY:
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if (rtgui_wm_application != RT_NULL)
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{
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/* forward event to wm application */
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rtgui_send(rtgui_wm_application->tid, event, sizeof(struct rtgui_event_application));
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}
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else
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{
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/* always ack with OK */
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rtgui_ack(event, RTGUI_STATUS_OK);
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}
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break;
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/* mouse and keyboard event */
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case RTGUI_EVENT_MOUSE_MOTION:
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/* handle mouse motion event */
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rtgui_server_handle_mouse_motion((struct rtgui_event_mouse *)event);
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break;
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case RTGUI_EVENT_MOUSE_BUTTON:
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/* handle mouse button */
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rtgui_server_handle_mouse_btn((struct rtgui_event_mouse *)event);
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break;
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case RTGUI_EVENT_KBD:
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/* handle keyboard event */
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rtgui_server_handle_kbd((struct rtgui_event_kbd *)event);
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break;
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/* window event */
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case RTGUI_EVENT_WIN_CREATE:
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if (rtgui_topwin_add((struct rtgui_event_win_create *)event) == RT_EOK)
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rtgui_ack(event, RTGUI_STATUS_OK);
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else
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rtgui_ack(event, RTGUI_STATUS_ERROR);
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break;
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case RTGUI_EVENT_WIN_SHOW:
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if (rtgui_topwin_show((struct rtgui_event_win *)event) == RT_EOK)
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rtgui_ack(event, RTGUI_STATUS_OK);
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else
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rtgui_ack(event, RTGUI_STATUS_ERROR);
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break;
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case RTGUI_EVENT_WIN_HIDE:
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if (rtgui_topwin_hide((struct rtgui_event_win *)event) == RT_EOK)
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rtgui_ack(event, RTGUI_STATUS_OK);
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else
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rtgui_ack(event, RTGUI_STATUS_ERROR);
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break;
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case RTGUI_EVENT_WIN_MOVE:
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if (rtgui_topwin_move((struct rtgui_event_win_move *)event) == RT_EOK)
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rtgui_ack(event, RTGUI_STATUS_OK);
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else
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rtgui_ack(event, RTGUI_STATUS_ERROR);
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break;
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case RTGUI_EVENT_WIN_MODAL_ENTER:
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if (rtgui_topwin_modal_enter((struct rtgui_event_win_modal_enter *)event) == RT_EOK)
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rtgui_ack(event, RTGUI_STATUS_OK);
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else
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rtgui_ack(event, RTGUI_STATUS_ERROR);
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break;
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case RTGUI_EVENT_WIN_ACTIVATE:
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if (rtgui_topwin_activate((struct rtgui_event_win_activate *)event) == RT_EOK)
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rtgui_ack(event, RTGUI_STATUS_OK);
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else
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rtgui_ack(event, RTGUI_STATUS_ERROR);
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break;
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case RTGUI_EVENT_WIN_DESTROY:
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if (last_monitor_topwin != RT_NULL &&
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last_monitor_topwin->wid == ((struct rtgui_event_win *)event)->wid)
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last_monitor_topwin = RT_NULL;
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if (rtgui_topwin_remove(((struct rtgui_event_win *)event)->wid) == RT_EOK)
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rtgui_ack(event, RTGUI_STATUS_OK);
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else
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rtgui_ack(event, RTGUI_STATUS_ERROR);
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break;
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case RTGUI_EVENT_WIN_RESIZE:
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rtgui_topwin_resize(((struct rtgui_event_win_resize *)event)->wid,
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&(((struct rtgui_event_win_resize *)event)->rect));
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break;
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case RTGUI_EVENT_SET_WM:
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if (rtgui_wm_application != RT_NULL)
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{
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rtgui_ack(event, RTGUI_STATUS_ERROR);
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}
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else
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{
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struct rtgui_event_set_wm *set_wm;
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set_wm = (struct rtgui_event_set_wm *) event;
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rtgui_wm_application = set_wm->app;
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rtgui_ack(event, RTGUI_STATUS_OK);
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}
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break;
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/* other event */
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case RTGUI_EVENT_COMMAND:
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break;
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case RTGUI_EVENT_UPDATE_BEGIN:
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#ifdef RTGUI_USING_MOUSE_CURSOR
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/* hide cursor */
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rtgui_mouse_hide_cursor();
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#endif
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break;
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case RTGUI_EVENT_UPDATE_END:
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/* handle screen update */
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rtgui_server_handle_update((struct rtgui_event_update_end *)event);
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#ifdef RTGUI_USING_MOUSE_CURSOR
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/* show cursor */
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rtgui_mouse_show_cursor();
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#endif
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break;
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case RTGUI_EVENT_MONITOR_ADD:
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/* handle mouse monitor */
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rtgui_server_handle_monitor_add((struct rtgui_event_monitor *)event);
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break;
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default:
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rt_kprintf("RTGUI: wrong event sent to server: %d", event->type);
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return RT_FALSE;
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}
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return RT_TRUE;
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}
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/**
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* rtgui server thread's entry
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*/
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static void rtgui_server_entry(void *parameter)
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{
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#ifdef _WIN32_NATIVE
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/* set the server thread to highest */
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HANDLE hCurrentThread = GetCurrentThread();
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SetThreadPriority(hCurrentThread, THREAD_PRIORITY_HIGHEST);
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#endif
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/* create rtgui server application */
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rtgui_server_application = rtgui_app_create(rtgui_server_tid,
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"rtgui");
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if (rtgui_server_application == RT_NULL)
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return;
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rtgui_object_set_event_handler(RTGUI_OBJECT(rtgui_server_application),
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rtgui_server_event_handler);
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/* init mouse and show */
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rtgui_mouse_init();
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#ifdef RTGUI_USING_MOUSE_CURSOR
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rtgui_mouse_show_cursor();
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#endif
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rtgui_app_run(rtgui_server_application);
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rtgui_app_destroy(rtgui_server_application);
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rtgui_server_application = RT_NULL;
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}
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void rtgui_server_post_event(struct rtgui_event *event, rt_size_t size)
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{
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if (rtgui_server_tid != RT_NULL)
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rtgui_send(rtgui_server_tid, event, size);
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else
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rt_kprintf("post when server is not running\n");
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}
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rt_err_t rtgui_server_post_event_sync(struct rtgui_event *event, rt_size_t size)
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{
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if (rtgui_server_tid != RT_NULL)
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return rtgui_send_sync(rtgui_server_tid, event, size);
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else
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{
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rt_kprintf("post when server is not running\n");
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return -RT_ENOSYS;
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}
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}
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void rtgui_server_init(void)
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{
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if (rtgui_server_tid != RT_NULL)
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return;
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rtgui_server_tid = rt_thread_create("rtgui",
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rtgui_server_entry, RT_NULL,
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RTGUI_SVR_THREAD_STACK_SIZE,
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RTGUI_SVR_THREAD_PRIORITY,
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RTGUI_SVR_THREAD_TIMESLICE);
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/* start rtgui server thread */
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if (rtgui_server_tid != RT_NULL)
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rt_thread_startup(rtgui_server_tid);
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}
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