/* * File : workbench.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_system.h> #include <rtgui/widgets/window.h> #include <rtgui/widgets/workbench.h> static void _rtgui_workbench_constructor(rtgui_workbench_t *workbench) { /* set event handler */ rtgui_widget_set_event_handler(RTGUI_WIDGET(workbench), rtgui_workbench_event_handler); /* set attributes */ workbench->flag = RTGUI_WORKBENCH_FLAG_DEFAULT; workbench->panel = RT_NULL; workbench->title = RT_NULL; workbench->current_view = RT_NULL; workbench->modal_code = RTGUI_MODAL_OK; workbench->modal_widget = RT_NULL; } static void _rtgui_workbench_destructor(rtgui_workbench_t *workbench) { RT_ASSERT(workbench != RT_NULL); if (RTGUI_TOPLEVEL(workbench)->server != RT_NULL) { struct rtgui_event_panel_detach edetach; RTGUI_EVENT_PANEL_DETACH_INIT(&edetach); /* detach from panel */ edetach.panel = workbench->panel; /* send PANEL DETACH to server */ if (rtgui_thread_send_sync(RTGUI_TOPLEVEL(workbench)->server, RTGUI_EVENT(&edetach), sizeof(struct rtgui_event_panel_detach)) != RT_EOK) return; RTGUI_TOPLEVEL(workbench)->server = RT_NULL; } /* release title */ rt_free(workbench->title); workbench->title = RT_NULL; } rtgui_type_t *rtgui_workbench_type_get(void) { static rtgui_type_t *workbench_type = RT_NULL; if (!workbench_type) { workbench_type = rtgui_type_create("workbench", RTGUI_TOPLEVEL_TYPE, sizeof(rtgui_workbench_t), RTGUI_CONSTRUCTOR(_rtgui_workbench_constructor), RTGUI_DESTRUCTOR(_rtgui_workbench_destructor)); } return workbench_type; } rtgui_workbench_t *rtgui_workbench_create(const char* panel_name, const unsigned char* title) { struct rtgui_workbench* workbench; /* the server thread id */ rt_thread_t server = rtgui_thread_get_server(); if (server == RT_NULL) { rt_kprintf("can't find rtgui server\n"); return RT_NULL; } /* create workbench */ workbench = (rtgui_workbench_t*) rtgui_widget_create (RTGUI_WORKBENCH_TYPE); if (workbench != RT_NULL) { /* the buffer uses to receive event */ union { struct rtgui_event_panel_attach ecreate; struct rtgui_event_panel_info epanel; char buffer[256]; /* use to recv other information */ } event; /* set workbench title */ workbench->title = (unsigned char*)rt_strdup((char*)title); /* create application in server */ RTGUI_EVENT_PANEL_ATTACH_INIT(&(event.ecreate)); /* set the panel name and workbench */ rt_strncpy(event.ecreate.panel_name, panel_name, RTGUI_NAME_MAX); event.ecreate.workbench = workbench; /* send PANEL ATTACH to server */ if (rtgui_thread_send_sync(server, &(event.ecreate.parent), sizeof(struct rtgui_event_panel_attach)) != RTGUI_STATUS_OK) { return RT_NULL; } /* get PANEL INFO */ rtgui_thread_recv_filter(RTGUI_EVENT_PANEL_INFO, &(event.epanel.parent), sizeof(event)); /* set panel */ workbench->panel = (struct rtgui_panel*)event.epanel.panel; /* connected */ RTGUI_TOPLEVEL(workbench)->server = server; /* set extent of workbench */ rtgui_widget_set_rect(RTGUI_WIDGET(workbench), &(event.epanel.extent)); /* set workbench in thread */ rtgui_thread_set_widget(RTGUI_WIDGET(workbench)); } return workbench; } void rtgui_workbench_destroy(rtgui_workbench_t* workbench) { RT_ASSERT(workbench != RT_NULL); if (RTGUI_TOPLEVEL(workbench)->server != RT_NULL) { struct rtgui_event_panel_detach edetach; RTGUI_EVENT_PANEL_DETACH_INIT(&edetach); /* detach from panel */ edetach.panel = workbench->panel; /* send PANEL DETACH to server */ if (rtgui_thread_send_sync(RTGUI_TOPLEVEL(workbench)->server, RTGUI_EVENT(&edetach), sizeof(struct rtgui_event_panel_detach)) != RT_EOK) return; RTGUI_TOPLEVEL(workbench)->server = RT_NULL; } rtgui_widget_destroy(RTGUI_WIDGET(workbench)); } void rtgui_workbench_set_flag(rtgui_workbench_t* workbench, rt_uint8_t flag) { RT_ASSERT(workbench != RT_NULL); workbench->flag = flag; } rt_bool_t rtgui_workbench_event_loop(rtgui_workbench_t* workbench) { /* the buffer uses to receive event */ char event_buf[256]; struct rtgui_event* event = (struct rtgui_event*)&event_buf[0]; if (workbench->flag & RTGUI_WORKBENCH_FLAG_MODAL_MODE) { /* event loop for modal mode shown view */ while (workbench->flag & RTGUI_WORKBENCH_FLAG_MODAL_MODE) { if (rtgui_thread_recv(event, sizeof(event_buf)) == RT_EOK) { RTGUI_WIDGET(workbench)->event_handler(RTGUI_WIDGET(workbench), event); } } } else { /* show workbench firstly */ rtgui_workbench_show(workbench); while (!(workbench->flag & RTGUI_WORKBENCH_FLAG_CLOSED)) { if (rtgui_thread_recv(event, sizeof(event_buf)) == RT_EOK) { RTGUI_WIDGET(workbench)->event_handler(RTGUI_WIDGET(workbench), event); } } } return RT_TRUE; } rt_err_t rtgui_workbench_show(rtgui_workbench_t* workbench) { RT_ASSERT(workbench != RT_NULL); if (RTGUI_TOPLEVEL(workbench)->server != RT_NULL) { struct rtgui_event_panel_show eraise; RTGUI_EVENT_PANEL_SHOW_INIT(&eraise); eraise.workbench = workbench; eraise.panel = workbench->panel; if (rtgui_thread_send_sync(workbench->parent.server, RTGUI_EVENT(&eraise), sizeof(struct rtgui_event_panel_show)) != RT_EOK) return -RT_ERROR; RTGUI_WIDGET_UNHIDE(RTGUI_WIDGET(workbench)); rtgui_toplevel_update_clip(RTGUI_TOPLEVEL(workbench)); } else return -RT_ERROR; return RT_EOK; } rt_err_t rtgui_workbench_hide(rtgui_workbench_t* workbench) { if (RTGUI_TOPLEVEL(workbench)->server != RT_NULL) { struct rtgui_event_panel_hide ehide; RTGUI_EVENT_PANEL_HIDE_INIT(&ehide); RT_ASSERT(workbench != RT_NULL); if (workbench->parent.server == RT_NULL) return -RT_ERROR; ehide.panel = workbench->panel; if (rtgui_thread_send_sync(RTGUI_TOPLEVEL(workbench)->server, RTGUI_EVENT(&ehide), sizeof(struct rtgui_event_panel_hide)) != RT_EOK) return -RT_ERROR; RTGUI_WIDGET_HIDE(RTGUI_WIDGET(workbench)); rtgui_toplevel_update_clip(RTGUI_TOPLEVEL(workbench)); } return RT_EOK; } rt_bool_t rtgui_workbench_event_handler(rtgui_widget_t* widget, rtgui_event_t* event) { struct rtgui_workbench* workbench = (struct rtgui_workbench*)widget; switch (event->type) { case RTGUI_EVENT_PANEL_DETACH: RTGUI_WIDGET_HIDE(RTGUI_WIDGET(workbench)); RTGUI_TOPLEVEL(workbench)->server = RT_NULL; return RT_TRUE; case RTGUI_EVENT_PANEL_SHOW: /* show workbench in server */ rtgui_workbench_show(workbench); break; case RTGUI_EVENT_PANEL_HIDE: /* hide widget */ RTGUI_WIDGET_HIDE(widget); break; case RTGUI_EVENT_MOUSE_MOTION: { struct rtgui_event_mouse* emouse = (struct rtgui_event_mouse*)event; struct rtgui_toplevel* top = RTGUI_TOPLEVEL(emouse->wid); /* check the destination window */ if (top != RT_NULL && RTGUI_WIDGET(top)->event_handler != RT_NULL) { RTGUI_WIDGET(top)->event_handler(RTGUI_WIDGET(top), event); } else { /* let viewer to handle it */ rtgui_view_t* view = workbench->current_view; if (view != RT_NULL && RTGUI_WIDGET(view)->event_handler != RT_NULL) { RTGUI_WIDGET(view)->event_handler(RTGUI_WIDGET(view), event); } } } break; case RTGUI_EVENT_MOUSE_BUTTON: { struct rtgui_event_mouse* emouse = (struct rtgui_event_mouse*)event; struct rtgui_toplevel* top = RTGUI_TOPLEVEL(emouse->wid); /* check the destination window */ if (top != RT_NULL && RTGUI_WIDGET(top)->event_handler != RT_NULL) { RTGUI_WIDGET(top)->event_handler(RTGUI_WIDGET(top), event); } else { if (RTGUI_WORKBENCH_IS_MODAL_MODE(workbench)) { /* let modal widget to handle it */ if (workbench->modal_widget != RT_NULL && workbench->modal_widget->event_handler != RT_NULL) { workbench->modal_widget->event_handler(workbench->modal_widget, event); } } else { /* let viewer to handle it */ rtgui_view_t* view = workbench->current_view; if (view != RT_NULL && RTGUI_WIDGET(view)->event_handler != RT_NULL) { RTGUI_WIDGET(view)->event_handler(RTGUI_WIDGET(view), event); } } } } break; case RTGUI_EVENT_KBD: { struct rtgui_event_kbd* kbd = (struct rtgui_event_kbd*)event; struct rtgui_toplevel* top = RTGUI_TOPLEVEL(kbd->wid); /* check the destination window */ if (top != RT_NULL && RTGUI_WIDGET(top)->event_handler != RT_NULL) { RTGUI_WIDGET(top)->event_handler(RTGUI_WIDGET(top), event); } else { if (RTGUI_WORKBENCH_IS_MODAL_MODE(workbench)) { /* let modal widget to handle it */ if (workbench->modal_widget != RT_NULL && workbench->modal_widget->event_handler != RT_NULL) { workbench->modal_widget->event_handler(workbench->modal_widget, event); } } else { if (RTGUI_CONTAINER(widget)->focused == widget) { /* set focused widget to the current view */ if (workbench->current_view != RT_NULL) rtgui_widget_focus(RTGUI_WIDGET(RTGUI_CONTAINER(workbench->current_view)->focused)); } return rtgui_toplevel_event_handler(widget, event); } } } break; case RTGUI_EVENT_PAINT: { struct rtgui_event_paint* epaint = (struct rtgui_event_paint*)event; struct rtgui_toplevel* top = RTGUI_TOPLEVEL(epaint->wid); /* check the destination window */ if (top != RT_NULL && RTGUI_WIDGET(top)->event_handler != RT_NULL) { RTGUI_WIDGET(top)->event_handler(RTGUI_WIDGET(top), event); } else { rtgui_view_t* view; /* paint a view */ view = workbench->current_view; if (view != RT_NULL) { /* remake a paint event */ RTGUI_EVENT_PAINT_INIT(epaint); epaint->wid = RT_NULL; /* send this event to the view */ if (RTGUI_WIDGET(view)->event_handler != RT_NULL) { RTGUI_WIDGET(view)->event_handler(RTGUI_WIDGET(view), event); } } else { struct rtgui_dc* dc; struct rtgui_rect rect; dc = rtgui_dc_begin_drawing(widget); rtgui_widget_get_rect(widget, &rect); rtgui_dc_fill_rect(dc, &rect); rtgui_dc_end_drawing(dc); } } } break; case RTGUI_EVENT_CLIP_INFO: { struct rtgui_event_clip_info* eclip = (struct rtgui_event_clip_info*)event; struct rtgui_widget* dest_widget = RTGUI_WIDGET(eclip->wid); if (dest_widget != RT_NULL && dest_widget->event_handler != RT_NULL) { dest_widget->event_handler(dest_widget, event); } else { return rtgui_toplevel_event_handler(widget, event); } } break; case RTGUI_EVENT_WIN_CLOSE: case RTGUI_EVENT_WIN_ACTIVATE: case RTGUI_EVENT_WIN_DEACTIVATE: { struct rtgui_event_win* wevent = (struct rtgui_event_win*)event; struct rtgui_widget* dest_widget = RTGUI_WIDGET(wevent->wid); if (dest_widget != RT_NULL && dest_widget->event_handler != RT_NULL) { dest_widget->event_handler(dest_widget, event); } } break; case RTGUI_EVENT_WIN_MOVE: { struct rtgui_event_win_move* wevent = (struct rtgui_event_win_move*)event; struct rtgui_toplevel* top = RTGUI_TOPLEVEL(wevent->wid); if (top != RT_NULL && RTGUI_WIDGET(top)->event_handler != RT_NULL) { RTGUI_WIDGET(top)->event_handler(RTGUI_WIDGET(top), event); } } break; default: return rtgui_toplevel_event_handler(widget, event); } return RT_TRUE; } /* * * view on workbench * */ void rtgui_workbench_add_view(rtgui_workbench_t* workbench, rtgui_view_t* view) { rtgui_container_add_child(RTGUI_CONTAINER(workbench), RTGUI_WIDGET(view)); /* hide view in default */ RTGUI_WIDGET_HIDE(RTGUI_WIDGET(view)); /* reset view extent */ rtgui_widget_set_rect(RTGUI_WIDGET(view), &(RTGUI_WIDGET(workbench)->extent)); } void rtgui_workbench_remove_view(rtgui_workbench_t* workbench, rtgui_view_t* view) { if (view == workbench->current_view) rtgui_workbench_hide_view(workbench, view); rtgui_container_remove_child(RTGUI_CONTAINER(workbench), RTGUI_WIDGET(view)); } void rtgui_workbench_show_view(rtgui_workbench_t* workbench, rtgui_view_t* view) { RT_ASSERT(workbench != RT_NULL); RT_ASSERT(view != RT_NULL); /* already shown */ if (workbench->current_view == view) return; if (workbench->current_view != RT_NULL) { /* hide old view */ RTGUI_WIDGET_HIDE(RTGUI_WIDGET(workbench->current_view)); } /* show view */ RTGUI_WIDGET_UNHIDE(RTGUI_WIDGET(view)); workbench->current_view = view; /* update workbench clip */ rtgui_toplevel_update_clip(RTGUI_TOPLEVEL(workbench)); if (!RTGUI_WIDGET_IS_HIDE(RTGUI_WIDGET(workbench))) { rtgui_widget_update(RTGUI_WIDGET(view)); } } void rtgui_workbench_hide_view(rtgui_workbench_t* workbench, rtgui_view_t* view) { RT_ASSERT(workbench != RT_NULL); RT_ASSERT(view != RT_NULL); /* hide view */ RTGUI_WIDGET_HIDE(RTGUI_WIDGET(view)); if (view == workbench->current_view) { rtgui_view_t *next_view; workbench->current_view = RT_NULL; next_view = RTGUI_VIEW(rtgui_widget_get_next_sibling(RTGUI_WIDGET(view))); if (next_view == RT_NULL) next_view = RTGUI_VIEW(rtgui_widget_get_prev_sibling(RTGUI_WIDGET(view))); if (next_view != RT_NULL) { rtgui_view_show(next_view, RT_FALSE); } else { /* update workbench clip */ rtgui_toplevel_update_clip(RTGUI_TOPLEVEL(workbench)); } } }