192 lines
6.7 KiB
C
192 lines
6.7 KiB
C
/*
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* File : window.h
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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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* 2010-05-03 Bernard add win close function
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*/
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#ifndef __RTGUI_WINDOW_H__
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#define __RTGUI_WINDOW_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <rtgui/rtgui.h>
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#include <rtgui/list.h>
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#include <rtgui/dc.h>
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#include <rtgui/widgets/widget.h>
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#include <rtgui/widgets/box.h>
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DECLARE_CLASS_TYPE(win);
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/** Gets the type of a win */
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#define RTGUI_WIN_TYPE (RTGUI_TYPE(win))
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/** Casts the object to an rtgui_win */
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#define RTGUI_WIN(obj) (RTGUI_OBJECT_CAST((obj), RTGUI_WIN_TYPE, rtgui_win_t))
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/** Checks if the object is an rtgui_win */
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#define RTGUI_IS_WIN(obj) (RTGUI_OBJECT_CHECK_TYPE((obj), RTGUI_WIN_TYPE))
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#define RTGUI_WIN_STYLE_NO_FOCUS 0x0001 /* non-focused window */
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#define RTGUI_WIN_STYLE_NO_TITLE 0x0002 /* no title window */
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#define RTGUI_WIN_STYLE_NO_BORDER 0x0004 /* no border window */
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#define RTGUI_WIN_STYLE_CLOSEBOX 0x0008 /* window has the close button */
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#define RTGUI_WIN_STYLE_MINIBOX 0x0010 /* window has the mini button */
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#define RTGUI_WIN_STYLE_DESTROY_ON_CLOSE 0x0020 /* window is destroyed when closed */
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#define RTGUI_WIN_STYLE_ONTOP 0x0040 /* window is in the top layer */
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#define RTGUI_WIN_STYLE_ONBTM 0x0080 /* window is in the bottom layer */
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#define RTGUI_WIN_STYLE_MAINWIN 0x0106 /* window is a main window */
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#define RTGUI_WIN_STYLE_DEFAULT (RTGUI_WIN_STYLE_CLOSEBOX | RTGUI_WIN_STYLE_MINIBOX)
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#define WINTITLE_HEIGHT 20
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#define WINTITLE_CB_WIDTH 16
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#define WINTITLE_CB_HEIGHT 16
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#define WINTITLE_BORDER_SIZE 2
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enum rtgui_win_flag
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{
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RTGUI_WIN_FLAG_INIT = 0x00, /* init state */
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RTGUI_WIN_FLAG_MODAL = 0x01, /* modal mode window */
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RTGUI_WIN_FLAG_CLOSED = 0x02, /* window is closed */
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RTGUI_WIN_FLAG_ACTIVATE = 0x04, /* window is activated */
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RTGUI_WIN_FLAG_UNDER_MODAL = 0x08, /* window is under modal
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show(modaled by other) */
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RTGUI_WIN_FLAG_CONNECTED = 0x10, /* connected to server */
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/* window is event_key dispatcher(dispatch it to the focused widget in
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* current window) _and_ a key handler(it should be able to handle keys
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* such as ESC). Both of dispatching and handling are in the same
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* function(rtgui_win_event_handler). So we have to distinguish between the
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* two modes.
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*
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* If this flag is set, we are in key-handling mode.
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*/
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RTGUI_WIN_FLAG_HANDLE_KEY = 0x20,
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RTGUI_WIN_FLAG_CB_PRESSED = 0x40,
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};
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struct rtgui_win
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{
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/* inherit from container */
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rtgui_container_t parent;
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/* drawing count */
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rt_base_t drawing;
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/* parent window. RT_NULL if the window is a top level window */
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struct rtgui_win *parent_window;
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struct rtgui_region outer_clip;
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struct rtgui_rect outer_extent;
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/* the widget that will grab the focus in current window */
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struct rtgui_widget *focused_widget;
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/* which app I belong */
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struct rtgui_app *app;
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/* window style */
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rt_uint16_t style;
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/* window state flag */
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enum rtgui_win_flag flag;
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rtgui_modal_code_t modal_code;
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/* last mouse event handled widget */
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rtgui_widget_t *last_mevent_widget;
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/* window title */
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char *title;
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struct rtgui_wintitle *_title_wgt;
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/* call back */
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rt_bool_t (*on_activate)(struct rtgui_object *widget, struct rtgui_event *event);
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rt_bool_t (*on_deactivate)(struct rtgui_object *widget, struct rtgui_event *event);
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rt_bool_t (*on_close)(struct rtgui_object *widget, struct rtgui_event *event);
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/* the key is sent to the focused widget by default. If the focused widget
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* and all of it's parents didn't handle the key event, it will be handled
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* by @func on_key
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*
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* If you want to handle key event on your own, it's better to overload
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* this function other than handle EVENT_KBD in event_handler.
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*/
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rt_bool_t (*on_key)(struct rtgui_object *widget, struct rtgui_event *event);
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/* reserved user data */
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void *user_data;
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/* Private data. */
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rt_base_t (*_do_show)(struct rtgui_win *win);
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};
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rtgui_win_t *rtgui_win_create(struct rtgui_win *parent_window, const char *title,
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rtgui_rect_t *rect, rt_uint16_t style);
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rtgui_win_t *rtgui_mainwin_create(struct rtgui_win *parent_window, const char *title, rt_uint16_t style);
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void rtgui_win_destroy(rtgui_win_t *win);
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int rtgui_win_init(struct rtgui_win *win, struct rtgui_win *parent_window,
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const char *title,
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rtgui_rect_t *rect,
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rt_uint16_t style);
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int rtgui_win_fini(struct rtgui_win* win);
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/** Close window.
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*
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* @param win the window you want to close
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*
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* @return RT_TRUE if the window is closed. RT_FALSE if not. If the onclose
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* callback returns RT_FALSE, the window won't be closed.
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*
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* \sa rtgui_win_set_onclose .
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*/
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rt_bool_t rtgui_win_close(struct rtgui_win *win);
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rt_base_t rtgui_win_show(struct rtgui_win *win, rt_bool_t is_modal);
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rt_base_t rtgui_win_do_show(struct rtgui_win *win);
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rt_base_t rtgui_win_enter_modal(struct rtgui_win *win);
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void rtgui_win_hide(rtgui_win_t *win);
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void rtgui_win_end_modal(rtgui_win_t *win, rtgui_modal_code_t modal_code);
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rt_err_t rtgui_win_activate(struct rtgui_win *win);
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rt_bool_t rtgui_win_is_activated(struct rtgui_win *win);
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void rtgui_win_move(struct rtgui_win *win, int x, int y);
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/* reset extent of window */
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void rtgui_win_set_rect(rtgui_win_t *win, rtgui_rect_t *rect);
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void rtgui_win_update_clip(struct rtgui_win *win);
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void rtgui_win_set_onactivate(rtgui_win_t *win, rtgui_event_handler_ptr handler);
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void rtgui_win_set_ondeactivate(rtgui_win_t *win, rtgui_event_handler_ptr handler);
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void rtgui_win_set_onclose(rtgui_win_t *win, rtgui_event_handler_ptr handler);
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void rtgui_win_set_onkey(rtgui_win_t *win, rtgui_event_handler_ptr handler);
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rt_bool_t rtgui_win_event_handler(struct rtgui_object *win, struct rtgui_event *event);
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void rtgui_win_event_loop(rtgui_win_t *wnd);
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void rtgui_win_set_title(rtgui_win_t *win, const char *title);
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char *rtgui_win_get_title(rtgui_win_t *win);
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struct rtgui_dc *rtgui_win_get_drawing(rtgui_win_t * win);
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struct rtgui_win* rtgui_win_get_topmost_shown(void);
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struct rtgui_win* rtgui_win_get_next_shown(void);
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#ifdef __cplusplus
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}
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#endif
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#endif
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