diff options
Diffstat (limited to 'components/rtgui/widgets/view.c')
| -rw-r--r-- | components/rtgui/widgets/view.c | 214 |
1 files changed, 0 insertions, 214 deletions
diff --git a/components/rtgui/widgets/view.c b/components/rtgui/widgets/view.c deleted file mode 100644 index 0f35f42eb4..0000000000 --- a/components/rtgui/widgets/view.c +++ /dev/null @@ -1,214 +0,0 @@ -/* - * File : view.c - * This file is part of 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 - * 2009-10-16 Bernard first version - * 2010-09-24 Bernard fix view destroy issue - */ -#include <rtgui/dc.h> -#include <rtgui/rtgui_system.h> -#include <rtgui/widgets/view.h> -#include <rtgui/widgets/workbench.h> - -static void _rtgui_view_constructor(rtgui_view_t *view) -{ - /* init view */ - rtgui_widget_set_event_handler(RTGUI_WIDGET(view), - rtgui_view_event_handler); - - view->modal_show = RT_FALSE; - view->title = RT_NULL; -} - -static void _rtgui_view_destructor(rtgui_view_t *view) -{ - /* remove view from workbench */ - if (RTGUI_WIDGET(view)->parent != RT_NULL) - { - rtgui_workbench_t *workbench; - - if (view->modal_show == RT_TRUE) - rtgui_view_end_modal(view, RTGUI_MODAL_CANCEL); - - workbench = RTGUI_WORKBENCH(RTGUI_WIDGET(view)->parent); - rtgui_workbench_remove_view(workbench, view); - } - - if (view->title != RT_NULL) - { - rt_free(view->title); - view->title = RT_NULL; - } -} - -DEFINE_CLASS_TYPE(view, "view", - RTGUI_CONTAINER_TYPE, - _rtgui_view_constructor, - _rtgui_view_destructor, - sizeof(struct rtgui_view)); - -rt_bool_t rtgui_view_event_handler(struct rtgui_widget* widget, struct rtgui_event* event) -{ - struct rtgui_view* view = (struct rtgui_view*) widget; - RT_ASSERT(widget != RT_NULL); - - switch (event->type) - { - case RTGUI_EVENT_PAINT: - { - struct rtgui_dc* dc; - struct rtgui_rect rect; - - dc = rtgui_dc_begin_drawing(widget); - if (dc == RT_NULL) return RT_FALSE; - rtgui_widget_get_rect(widget, &rect); - - /* fill view with background */ - rtgui_dc_fill_rect(dc, &rect); - - /* paint on each child */ - rtgui_container_dispatch_event(RTGUI_CONTAINER(view), event); - - rtgui_dc_end_drawing(dc); - } - break; - - default: - return rtgui_container_event_handler(widget, event); - } - - return RT_FALSE; -} - -rtgui_view_t* rtgui_view_create(const char* title) -{ - struct rtgui_view* view; - - /* allocate view */ - view = (struct rtgui_view*) rtgui_widget_create (RTGUI_VIEW_TYPE); - if (view != RT_NULL) - { - if (title != RT_NULL) - view->title = rt_strdup(title); - } - - return view; -} - -void rtgui_view_destroy(rtgui_view_t* view) -{ - if (view->modal_show == RT_TRUE) - rtgui_view_end_modal(view, RTGUI_MODAL_CANCEL); - else - { - rtgui_view_hide(view); - rtgui_widget_destroy(RTGUI_WIDGET(view)); - } -} - -#ifndef RTGUI_USING_SMALL_SIZE -void rtgui_view_set_box(rtgui_view_t* view, rtgui_box_t* box) -{ - if (view == RT_NULL || - box == RT_NULL) return; - - rtgui_container_add_child(RTGUI_CONTAINER(view), RTGUI_WIDGET(box)); - rtgui_widget_set_rect(RTGUI_WIDGET(box), &(RTGUI_WIDGET(view)->extent)); -} -#endif - -rtgui_modal_code_t rtgui_view_show(rtgui_view_t* view, rt_bool_t is_modal) -{ - rtgui_workbench_t* workbench; - - /* parameter check */ - if (view == RT_NULL) return RTGUI_MODAL_CANCEL; - - if (RTGUI_WIDGET(view)->parent == RT_NULL) - { - RTGUI_WIDGET_UNHIDE(RTGUI_WIDGET(view)); - return RTGUI_MODAL_CANCEL; - } - - workbench = RTGUI_WORKBENCH(RTGUI_WIDGET(view)->parent); - rtgui_workbench_show_view(workbench, view); - if (RTGUI_CONTAINER(view)->focused != RT_NULL) - rtgui_widget_focus(RTGUI_CONTAINER(view)->focused); - else - { - if (RTGUI_WIDGET_IS_FOCUSABLE(RTGUI_WIDGET(view))) - rtgui_widget_focus(RTGUI_WIDGET(view)); - } - - view->modal_show = is_modal; - if (is_modal == RT_TRUE) - { - /* set modal mode */ - workbench->flag |= RTGUI_WORKBENCH_FLAG_MODAL_MODE; - workbench->modal_widget = RTGUI_WIDGET(view); - - /* perform workbench event loop */ - rtgui_workbench_event_loop(workbench); - - workbench->modal_widget = RT_NULL; - return workbench->modal_code; - } - - /* no modal mode, always return modal_ok */ - return RTGUI_MODAL_OK; -} - -void rtgui_view_end_modal(rtgui_view_t* view, rtgui_modal_code_t modal_code) -{ - rtgui_workbench_t* workbench; - - /* parameter check */ - if ((view == RT_NULL) || (RTGUI_WIDGET(view)->parent == RT_NULL))return ; - - workbench = RTGUI_WORKBENCH(RTGUI_WIDGET(view)->parent); - workbench->modal_code = modal_code; - workbench->flag &= ~RTGUI_WORKBENCH_FLAG_MODAL_MODE; - - /* remove modal mode */ - view->modal_show = RT_FALSE; -} - -void rtgui_view_hide(rtgui_view_t* view) -{ - if (view == RT_NULL) return; - - if (RTGUI_WIDGET(view)->parent == RT_NULL) - { - RTGUI_WIDGET_HIDE(RTGUI_WIDGET(view)); - return; - } - - rtgui_workbench_hide_view((rtgui_workbench_t*)(RTGUI_WIDGET(view)->parent), view); -} - -char* rtgui_view_get_title(rtgui_view_t* view) -{ - RT_ASSERT(view != RT_NULL); - - return view->title; -} - -void rtgui_view_set_title(rtgui_view_t* view, const char *title) -{ - RT_ASSERT(view != RT_NULL); - - if (view->title != RT_NULL) - { - rtgui_free(view->title); - - if (title != RT_NULL) view->title = rt_strdup(title); - else view->title = RT_NULL; - } -} |