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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-03-27 22:33:15 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-03-27 22:33:15 +0000 |
commit | 3f871cbbae8fc67b704f267fadbb932046afd5ca (patch) | |
tree | 111caacdbfa612f833be4c211ac0cfd537ccadcc /apps/examples/nxconsole/nxcon_wndo.c | |
parent | 92d2b1784ad67d066b589a7e6923b4f76ca84bb2 (diff) | |
download | nuttx-3f871cbbae8fc67b704f267fadbb932046afd5ca.tar.gz nuttx-3f871cbbae8fc67b704f267fadbb932046afd5ca.tar.bz2 nuttx-3f871cbbae8fc67b704f267fadbb932046afd5ca.zip |
Updaes for NX Console
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@4531 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'apps/examples/nxconsole/nxcon_wndo.c')
-rw-r--r-- | apps/examples/nxconsole/nxcon_wndo.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/apps/examples/nxconsole/nxcon_wndo.c b/apps/examples/nxconsole/nxcon_wndo.c index b052af0d2..6fadda866 100644 --- a/apps/examples/nxconsole/nxcon_wndo.c +++ b/apps/examples/nxconsole/nxcon_wndo.c @@ -119,9 +119,14 @@ static void nxwndo_redraw(NXWINDOW hwnd, FAR const struct nxgl_rect_s *rect, hwnd, rect->pt1.x, rect->pt1.y, rect->pt2.x, rect->pt2.y, more ? "true" : "false"); - /* Inform the NX console of the redraw request */ + /* Don't attempt to redraw if the driver has not yet been opened */ - nxcon_redraw(g_nxcon_vars.hdrvr, rect, more); + if (g_nxcon_vars.hdrvr) + { + /* Inform the NX console of the redraw request */ + + nxcon_redraw(g_nxcon_vars.hdrvr, rect, more); + } } /**************************************************************************** |