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

@@ -15,7 +15,87 @@
 #include <rtgui/filerw.h>
 #include <rtgui/rtgui_system.h>
 
-#ifdef RT_USING_STDIO_FILERW
+#ifdef RT_USING_DFS_FILERW
+#include <dfs_posix.h>
+
+/* 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 <stdio.h>
 
 /* 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;

rtgui/common/libpng/pngconf.h

@@ -23,6 +23,8 @@
 #define PNG_NO_WRITE_SUPPORTED
 #define PNG_NO_STDIO
 #define PNG_MAX_MALLOC_64K
+#define malloc	rtgui_malloc
+#define free	rtgui_free
 #endif
 
 #define PNG_1_2_X

rtgui/common/rtgui_system.c

@@ -19,6 +19,8 @@
 #include <rtgui/rtgui_server.h>
 #include <rtgui/widgets/window.h>
 
+#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.timer = timer;
-	event.parameter = timer->user_data;
 
 	rtgui_thread_send(timer->tid, &(event.parent), sizeof(struct rtgui_event_timer));
 }

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);
+	struct rtgui_timer *timer;
-	void *parameter;
 };
 
 struct rtgui_event_clip_info

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

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;

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);

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 */
+			rt_thread_t tid;
-			epaint.wid = RT_NULL;
+
-			rtgui_thread_send(rtgui_panel_get_active_thread(panel),
+			tid = rtgui_panel_get_active_thread(panel);
-				&(epaint.parent), sizeof(epaint));
+			if (tid != RT_NULL)
+			{
+				/* draw panel */
+				epaint.wid = RT_NULL;
+				rtgui_thread_send(tid, &(epaint.parent), sizeof(epaint));
+			}
 		}
 	}
 }

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;

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)
-			{
+				rtgui_tid->is_quit = RT_TRUE;
-				if (RTGUI_WIDGET(wnd)->event_handler(RTGUI_WIDGET(wnd), event) == RT_TRUE)
-					quit = 1;
-			}
 		}
 	}
 }