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reduce the size of clip_info event.

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git-svn-id: https://rt-thread.googlecode.com/svn/trunk@306 bbd45198-f89e-11dd-88c7-29a3b14d5316
This commit is contained in:
bernard.xiong committed 2010-01-15 00:06:27 +00:00
1 parent a8e372657e
commit 676602f89d
5 files changed
+189 -165
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rtgui/common/rtgui_system.c
-164
View File
@@ -659,167 +659,3 @@ void rtgui_free(void* ptr)
rt_free(ptr);
}
#if 0
/*
* read/write lock implementation
*/
struct rtgui_rwlock* rtgui_rwlock_create()
{
struct rtgui_rwlock* rwlock;
rwlock = rtgui_malloc(sizeof(struct rtgui_rwlock));
if (rwlock != RT_NULL)
{
rwlock->stat = RTGUI_RWLOCK_UNLOCK;
rwlock->reader_count = 0;
rt_sem_init(&(rwlock->rd_lock), "rwr", 0, RT_IPC_FLAG_FIFO);
rt_sem_init(&(rwlock->wr_lock), "rww", 0, RT_IPC_FLAG_FIFO);
}
return rwlock;
}
rt_err_t rtgui_rwlock_delete(struct rtgui_rwlock* rwlock)
{
RT_ASSERT(rwlock != RT_NULL);
rt_sem_detach(&(rwlock->rd_lock));
rt_sem_detach(&(rwlock->wr_lock));
rtgui_free(rwlock);
return RT_EOK;
}
rt_err_t rtgui_rwlock_read_take(struct rtgui_rwlock* rwlock, rt_int32_t timeout)
{
rt_err_t result;
rt_ubase_t level;
RT_ASSERT(rwlock != RT_NULL);
level = rt_hw_interrupt_disable();
switch (rwlock->stat)
{
case RTGUI_RWLOCK_UNLOCK:
break;
case RTGUI_RWLOCK_READING:
if (rwlock->wr_lock.parent.suspend_thread_count > 0)
{
/* suspend read thread */
result = rt_sem_take(&rwlock->rd_lock, timeout);
if (result != RT_EOK)
{
rt_hw_interrupt_enable(level);
return result;
}
}
break;
case RTGUI_RWLOCK_WRITTING:
/* suspend read thread */
result = rt_sem_take(&(rwlock->rd_lock), timeout);
if (result != RT_EOK)
{
rt_hw_interrupt_enable(level);
return result;
}
break;
}
/* get rwlock */
rwlock->reader_count ++;
rwlock->stat = RTGUI_RWLOCK_READING;
rt_hw_interrupt_enable(level);
}
rt_err_t rtgui_rwlock_write_take(struct rtgui_rwlock* rwlock, rt_int32_t timeout)
{
rt_err_t result;
rt_ubase_t level;
RT_ASSERT(rwlock != RT_NULL);
level = rt_hw_interrupt_disable();
rwlock->stat = RTGUI_RWLOCK_WRITTING;
result = rt_sem_take(&(rwlock->wr_lock), timeout);
if (result != RT_EOK)
{
if (rwlock->wr_lock.parent.suspend_thread_count == 0)
{
if (rwlock->reader_count > 0)
rwlock->stat = RTGUI_RWLOCK_READING;
}
}
rt_hw_interrupt_enable(level);
return result;
}
rt_err_t rtgui_rwlock_read_release(struct rtgui_rwlock* rwlock)
{
rt_ubase_t level;
RT_ASSERT(rwlock != RT_NULL);
level = rt_hw_interrupt_disable();
switch (rwlock->stat)
{
case RTGUI_RWLOCK_UNLOCK:
ASSERT(0);
break;
case RTGUI_RWLOCK_READING:
rwlock->reader_count --;
if (rwlock->reader_count == 0)
rwlock->stat = RTGUI_RWLOCK_UNLOCK;
break;
case RTGUI_RWLOCK_WRITTING:
rwlock->reader_count --;
if (rwlock->reader_count == 0)
{
/* resume write */
rt_sem_release(&(rwlock->wr_lock));
}
break;
}
rt_hw_interrupt_enable(level);
}
rt_err_t rtgui_rwlock_write_release(struct rtgui_rwlock* rwlock)
{
rt_err_t result;
rt_ubase_t level;
RT_ASSERT(rwlock != RT_NULL);
level = rt_hw_interrupt_disable();
result = rt_sem_release(&(rwlock->wr_lock));
if ((result == RT_EOK) && (rwlock->wr_lock.parent.suspend_thread_count == 0))
{
rt_uint32_t index, reader_thread_count;
reader_thread_count = rwlock->rd_lock.parent.suspend_thread_count;
if (reader_thread_count > 0)
{
rwlock->stat = RTGUI_RWLOCK_READING;
/* resume all reader thread */
for (index = 0; index < reader_thread_count; index ++)
{
rt_sem_release(&(rwlock->rd_lock));
}
}
else rwlock->stat = RTGUI_RWLOCK_UNLOCK;
}
rt_hw_interrupt_enable(level);
return result;
}
#endif
rtgui/include/rtgui/rtgui_system.h
+1
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@@ -78,3 +78,4 @@ void* rtgui_malloc(rt_size_t size);
void rtgui_free(void* ptr);
#endif
rtgui/server/topwin.c
+179
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File diff suppressed because it is too large. Load diff
rtgui/server/topwin.h
+3
View File
@@ -53,4 +53,7 @@ void rtgui_topwin_title_onmouse(struct rtgui_topwin* win, struct rtgui_event_mou
void rtgui_topwin_append_monitor_rect(struct rtgui_win* wid, rtgui_rect_t* rect);
void rtgui_topwin_remove_monitor_rect(struct rtgui_win* wid, rtgui_rect_t* rect);
void rtgui_topwin_get_clipinfo(struct rtgui_rect* rect_list, rt_int32_t count);
#endif
rtgui/widgets/toplevel.c
+6 -1
View File
@@ -116,7 +116,7 @@ rt_bool_t rtgui_toplevel_event_handler(rtgui_widget_t* widget, rtgui_event_t* ev
}
void rtgui_toplevel_handle_clip(struct rtgui_toplevel* top,
struct rtgui_event_clip_info* info)
struct rtgui_event_clip_info* info)
{
RT_ASSERT(top != RT_NULL);
RT_ASSERT(info != RT_NULL);
@@ -136,8 +136,13 @@ void rtgui_toplevel_handle_clip(struct rtgui_toplevel* top,
info->num_rect);
top->external_clip_size = info->num_rect;
#ifdef RTGUI_USING_SMALL_SIZE
/* get rect list from topwin list */
rtgui_topwin_get_clipinfo(top->external_clip_rect, top->external_clip_size);
#else
/* copy rect array */
rt_memcpy(top->external_clip_rect, (void*)(info + 1), sizeof(rtgui_rect_t) * info->num_rect);
#endif
}
#include <rtgui/driver.h> /* to get screen rect */