From a65a0c70ac8c82b5eb7f8b6bf258270585a4e001 Mon Sep 17 00:00:00 2001 From: "bernard.xiong" Date: Tue, 20 Oct 2009 23:55:50 +0000 Subject: [PATCH] update filerw ops with dfs filesystem interface; update window event loop handler. git-svn-id: https://rt-thread.googlecode.com/svn/trunk@114 bbd45198-f89e-11dd-88c7-29a3b14d5316 --- rtgui/common/filerw.c | 118 ++++++++++++++++++++++++++- rtgui/common/libpng/pngconf.h | 4 +- rtgui/common/rtgui_system.c | 6 +- rtgui/include/rtgui/event.h | 3 +- rtgui/include/rtgui/rtgui_config.h | 3 +- rtgui/include/rtgui/rtgui_system.h | 3 + rtgui/include/rtgui/widgets/window.h | 6 +- rtgui/server/topwin.c | 13 ++- rtgui/widgets/toplevel.c | 6 +- rtgui/widgets/window.c | 26 ++++-- 10 files changed, 162 insertions(+), 26 deletions(-) diff --git a/rtgui/common/filerw.c b/rtgui/common/filerw.c index 7f390d3f1d..09905f33b3 100644 --- a/rtgui/common/filerw.c +++ b/rtgui/common/filerw.c @@ -15,7 +15,87 @@ #include #include -#ifdef RT_USING_STDIO_FILERW +#ifdef RT_USING_DFS_FILERW +#include + +/* standard file read/write */ +struct rtgui_filerw_stdio +{ + /* inherit from rtgui_filerw */ + struct rtgui_filerw parent; + + int fd; + rt_bool_t eof; +}; + +static int stdio_seek(struct rtgui_filerw *context, rt_off_t offset, int whence) +{ + struct rtgui_filerw_stdio* stdio_filerw = (struct rtgui_filerw_stdio *)context; + int stdio_whence[3] = {SEEK_SET, SEEK_CUR, SEEK_END}; + + if (whence < RTGUI_FILE_SEEK_SET || whence > RTGUI_FILE_SEEK_END) + { + return -1; + } + + return lseek(stdio_filerw->fd, offset, stdio_whence[whence]); +} + +static int stdio_read(struct rtgui_filerw *context, void *ptr, rt_size_t size, rt_size_t maxnum) +{ + int result; + + struct rtgui_filerw_stdio* stdio_filerw = (struct rtgui_filerw_stdio *)context; + + /* end of file */ + if (stdio_filerw->eof == RT_TRUE) return -1; + + result = read(stdio_filerw->fd, ptr, size * maxnum); + if (result == 0) stdio_filerw->eof = RT_TRUE; + + return result; +} + +static int stdio_write(struct rtgui_filerw *context, const void *ptr, rt_size_t size, rt_size_t num) +{ + struct rtgui_filerw_stdio* stdio_filerw = (struct rtgui_filerw_stdio *)context; + + return write(stdio_filerw->fd, (char*)ptr, size * num); +} + +static int stdio_tell(struct rtgui_filerw* context) +{ + struct rtgui_filerw_stdio* stdio_filerw = (struct rtgui_filerw_stdio *)context; + + return lseek(stdio_filerw->fd, 0, SEEK_CUR); +} + +static int stdio_eof(struct rtgui_filerw* context) +{ + int result; + struct rtgui_filerw_stdio* stdio_filerw = (struct rtgui_filerw_stdio *)context; + + if (stdio_filerw->eof == RT_TRUE) result = 1; + else result = -1; + + return result; +} + +static int stdio_close(struct rtgui_filerw *context) +{ + struct rtgui_filerw_stdio* stdio_filerw = (struct rtgui_filerw_stdio *)context; + + if (stdio_filerw) + { + close(stdio_filerw->fd); + rtgui_free(stdio_filerw); + + return 0; + } + + return -1; +} +#elif RT_USING_STDIO_FILERW #include /* standard file read/write */ @@ -74,14 +154,14 @@ static int stdio_write(struct rtgui_filerw *context, const void *ptr, rt_size_t return nwrote; } -int stdio_tell(struct rtgui_filerw* context) +static int stdio_tell(struct rtgui_filerw* context) { struct rtgui_filerw_stdio* stdio_filerw = (struct rtgui_filerw_stdio *)context; return ftell(stdio_filerw->fp); } -int stdio_eof(struct rtgui_filerw* context) +static int stdio_eof(struct rtgui_filerw* context) { struct rtgui_filerw_stdio* stdio_filerw = (struct rtgui_filerw_stdio *)context; @@ -222,7 +302,37 @@ rt_uint8_t* rtgui_filerw_mem_getdata(struct rtgui_filerw* context) } /* file read/write public interface */ -#ifdef RT_USING_STDIO_FILERW +#ifdef RT_USING_DFS_FILERW +struct rtgui_filerw* rtgui_filerw_create_file(const char* filename, const char* mode) +{ + int fd; + struct rtgui_filerw_stdio *rw; + + RT_ASSERT(filename != RT_NULL); + + rw = RT_NULL; + fd = open(filename, mode, 0); + + if ( fd >= 0 ) + { + rw = (struct rtgui_filerw_stdio*) rtgui_malloc(sizeof(struct rtgui_filerw_stdio)); + if (rw != RT_NULL) + { + rw->parent.seek = stdio_seek; + rw->parent.read = stdio_read; + rw->parent.write = stdio_write; + rw->parent.tell = stdio_tell; + rw->parent.close = stdio_close; + rw->parent.eof = stdio_eof; + + rw->fd = fd; + rw->eof = RT_FALSE; + } + } + + return &(rw->parent); +} +#elif RT_USING_STDIO_FILERW struct rtgui_filerw* rtgui_filerw_create_file(const char* filename, const char* mode) { FILE *fp; diff --git a/rtgui/common/libpng/pngconf.h b/rtgui/common/libpng/pngconf.h index b61c7aedc0..10a6b3f0ad 100644 --- a/rtgui/common/libpng/pngconf.h +++ b/rtgui/common/libpng/pngconf.h @@ -22,7 +22,9 @@ #ifdef __RT_THREAD__ #define PNG_NO_WRITE_SUPPORTED #define PNG_NO_STDIO -#define PNG_MAX_MALLOC_64K +#define PNG_MAX_MALLOC_64K +#define malloc rtgui_malloc +#define free rtgui_free #endif #define PNG_1_2_X diff --git a/rtgui/common/rtgui_system.c b/rtgui/common/rtgui_system.c index 7288c83f55..60808da44d 100644 --- a/rtgui/common/rtgui_system.c +++ b/rtgui/common/rtgui_system.c @@ -19,6 +19,8 @@ #include #include +#define RTGUI_EVENT_DEBUG + #ifdef __WIN32__ #define RTGUI_EVENT_DEBUG #define RTGUI_MEM_TRACE @@ -255,6 +257,7 @@ rtgui_thread_t* rtgui_thread_register(rt_thread_t tid, rt_mq_t mq) thread->tid = tid; thread->mq = mq; thread->widget = RT_NULL; + thread->is_quit = RT_FALSE; /* take semaphore */ rt_sem_take(&_rtgui_thread_hash_semaphore, RT_WAITING_FOREVER); @@ -443,8 +446,7 @@ static void rtgui_time_out(void* parameter) event.parent.type = RTGUI_EVENT_TIMER; event.parent.sender = RT_NULL; - event.callback = timer->timeout; - event.parameter = timer->user_data; + event.timer = timer; rtgui_thread_send(timer->tid, &(event.parent), sizeof(struct rtgui_event_timer)); } diff --git a/rtgui/include/rtgui/event.h b/rtgui/include/rtgui/event.h index 5a94107ee9..0ff94117ce 100644 --- a/rtgui/include/rtgui/event.h +++ b/rtgui/include/rtgui/event.h @@ -283,8 +283,7 @@ struct rtgui_event_timer { struct rtgui_event parent; - void (*callback)(struct rtgui_timer* timer, void* parameter); - void *parameter; + struct rtgui_timer *timer; }; struct rtgui_event_clip_info diff --git a/rtgui/include/rtgui/rtgui_config.h b/rtgui/include/rtgui/rtgui_config.h index 11e77c2091..fc63f17d6c 100644 --- a/rtgui/include/rtgui/rtgui_config.h +++ b/rtgui/include/rtgui/rtgui_config.h @@ -24,7 +24,8 @@ /* #define RTGUI_USING_FONT16 */ -#define RT_USING_STDIO_FILERW +// #define RT_USING_STDIO_FILERW +#define RT_USING_DFS_FILERW #define RTGUI_IMAGE_PNG #define RTGUI_SVR_THREAD_PRIORITY 15 diff --git a/rtgui/include/rtgui/rtgui_system.h b/rtgui/include/rtgui/rtgui_system.h index e0ceae6f2b..9fd76b39c0 100644 --- a/rtgui/include/rtgui/rtgui_system.h +++ b/rtgui/include/rtgui/rtgui_system.h @@ -31,6 +31,9 @@ struct rtgui_thread /* the owner of thread */ struct rtgui_widget* widget; + + /* quit of thread */ + rt_bool_t is_quit; }; typedef struct rtgui_thread rtgui_thread_t; struct rtgui_timer; diff --git a/rtgui/include/rtgui/widgets/window.h b/rtgui/include/rtgui/widgets/window.h index ee7f8a6b66..243ab75d26 100644 --- a/rtgui/include/rtgui/widgets/window.h +++ b/rtgui/include/rtgui/widgets/window.h @@ -47,6 +47,9 @@ struct rtgui_win /* inherit from toplevel */ struct rtgui_toplevel parent; + /* parent toplevel */ + rtgui_toplevel_t* parent_toplevel; + /* top window style */ rt_uint32_t style; @@ -64,7 +67,8 @@ struct rtgui_win rtgui_type_t *rtgui_win_type_get(void); -rtgui_win_t* rtgui_win_create(const char* title, rtgui_rect_t *rect, rt_uint32_t flag); +rtgui_win_t* rtgui_win_create(rtgui_toplevel_t* parent_toplevel, const char* title, + rtgui_rect_t *rect, rt_uint32_t flag); void rtgui_win_destroy(rtgui_win_t* win); void rtgui_win_show(rtgui_win_t* win); diff --git a/rtgui/server/topwin.c b/rtgui/server/topwin.c index 0deadae976..caf374b41f 100644 --- a/rtgui/server/topwin.c +++ b/rtgui/server/topwin.c @@ -752,10 +752,15 @@ static void rtgui_topwin_redraw(struct rtgui_rect* rect) if (rtgui_rect_is_intersect(rect, &(panel->extent)) == RT_EOK) { - /* draw panel */ - epaint.wid = RT_NULL; - rtgui_thread_send(rtgui_panel_get_active_thread(panel), - &(epaint.parent), sizeof(epaint)); + rt_thread_t tid; + + tid = rtgui_panel_get_active_thread(panel); + if (tid != RT_NULL) + { + /* draw panel */ + epaint.wid = RT_NULL; + rtgui_thread_send(tid, &(epaint.parent), sizeof(epaint)); + } } } } diff --git a/rtgui/widgets/toplevel.c b/rtgui/widgets/toplevel.c index 6823b66799..a20663ee24 100644 --- a/rtgui/widgets/toplevel.c +++ b/rtgui/widgets/toplevel.c @@ -84,12 +84,14 @@ rt_bool_t rtgui_toplevel_event_handler(rtgui_widget_t* widget, rtgui_event_t* ev case RTGUI_EVENT_TIMER: { + struct rtgui_timer* timer; struct rtgui_event_timer* etimer = (struct rtgui_event_timer*) event; - if (etimer->callback != RT_NULL) + timer = etimer->timer; + if (timer->timeout != RT_NULL) { /* call timeout function */ - etimer->callback(RT_NULL, etimer->parameter); + timer->timeout(timer, timer->user_data); } } break; diff --git a/rtgui/widgets/window.c b/rtgui/widgets/window.c index d882181e17..d2cbcce286 100644 --- a/rtgui/widgets/window.c +++ b/rtgui/widgets/window.c @@ -110,7 +110,7 @@ rtgui_type_t *rtgui_win_type_get(void) return win_type; } -rtgui_win_t* rtgui_win_create(const char* title, rtgui_rect_t *rect, rt_uint32_t style) +rtgui_win_t* rtgui_win_create(rtgui_toplevel_t* parent_toplevel, const char* title, rtgui_rect_t *rect, rt_uint32_t style) { struct rtgui_win* win; @@ -118,6 +118,9 @@ rtgui_win_t* rtgui_win_create(const char* title, rtgui_rect_t *rect, rt_uint32_t win = (struct rtgui_win*) rtgui_widget_create (RTGUI_WIN_TYPE); if (win != RT_NULL) { + /* set parent toplevel */ + win->parent_toplevel = parent_toplevel; + /* set title, rect and style */ if (title != RT_NULL) win->title = rt_strdup(title); else win->title = RT_NULL; @@ -137,6 +140,14 @@ rtgui_win_t* rtgui_win_create(const char* title, rtgui_rect_t *rect, rt_uint32_t void rtgui_win_destroy(struct rtgui_win* win) { + if (win->parent_toplevel == RT_NULL) + { + rtgui_thread_t *rtgui_tid; + + rtgui_tid = (rtgui_thread_t*) rt_thread_self()->user_data; + rtgui_tid->is_quit = RT_TRUE; + } + rtgui_widget_destroy(RTGUI_WIDGET(win)); } @@ -368,22 +379,19 @@ rt_bool_t rtgui_win_event_handler(struct rtgui_widget* widget, struct rtgui_even /* windows event loop */ void rtgui_win_event_loop(rtgui_win_t* wnd) { - int quit = 0; - + rtgui_thread_t *rtgui_tid; /* the buffer uses to receive event */ char event_buf[256]; struct rtgui_event* event = (struct rtgui_event*)&event_buf[0]; + rtgui_tid = (rtgui_thread_t*) rt_thread_self()->user_data; - while (!quit) + while (rtgui_tid->is_quit == RT_FALSE) { if (rtgui_thread_recv(event, sizeof(event_buf)) == RT_EOK) { - if (RTGUI_WIDGET(wnd)->event_handler != RT_NULL) - { - if (RTGUI_WIDGET(wnd)->event_handler(RTGUI_WIDGET(wnd), event) == RT_TRUE) - quit = 1; - } + if (RTGUI_WIDGET(wnd)->event_handler(RTGUI_WIDGET(wnd), event) == RT_TRUE) + rtgui_tid->is_quit = RT_TRUE; } } }