回复: [edk2-devel] [PATCH] MdeModulePkg/DisplayEngineDxe: Fix Help information shadow problem
gaoliming
gaoliming at byosoft.com.cn
Tue Dec 29 01:45:18 UTC 2020
Chao:
Please submit BZ in https://bugzilla.tianocore.org/, and fill more detail
scription. It will be helpful for others to understand this problem.
Thanks
Liming
> -----邮件原件-----
> 发件人: bounce+27952+69488+4905953+8761045 at groups.io
> <bounce+27952+69488+4905953+8761045 at groups.io> 代表
> gechao at greatwall.com.cn
> 发送时间: 2020年12月28日 17:12
> 收件人: dandan.bi at intel.com; eric.dong at intel.com
> 抄送: devel at edk2.groups.io; jian.j.wang at intel.com; hao.a.wu at intel.com;
> gechao <gechao at greatwall.com.cn>
> 主题: [edk2-devel] [PATCH] MdeModulePkg/DisplayEngineDxe: Fix Help
> information shadow problem
>
> From: gechao <gechao at greatwall.com.cn>
>
> Fix residual display problem in help information section with different
> length string. When switching between different items, the help inform-
> ation part may remain the last displayed help information content.
> Example:
> Last: ABCDEFGH, New: 1234567
> Result: 1234567H
>
> Signed-off-by: gechao <gechao at greatwall.com.cn>
> ---
> .../Universal/DisplayEngineDxe/FormDisplay.c | 27
> +++++++++++++++++++
> 1 file changed, 27 insertions(+)
>
> diff --git a/MdeModulePkg/Universal/DisplayEngineDxe/FormDisplay.c
> b/MdeModulePkg/Universal/DisplayEngineDxe/FormDisplay.c
> index a3898dc2ec..abb4843a73 100644
> --- a/MdeModulePkg/Universal/DisplayEngineDxe/FormDisplay.c
> +++ b/MdeModulePkg/Universal/DisplayEngineDxe/FormDisplay.c
> @@ -3061,6 +3061,15 @@ UiDisplayMenu (
> //
>
> if (!MultiHelpPage) {
>
> for (Index = 0; Index < HelpLine; Index++) {
>
> + //
>
> + // Clear whole line first, Clear the last displayed
information.
>
> + //
>
> + PrintStringAtWithWidth (
>
> + gStatementDimensions.RightColumn - gHelpBlockWidth,
>
> + Index + TopRow,
>
> + gEmptyString,
>
> + gHelpBlockWidth
>
> + );
>
> PrintStringAtWithWidth (
>
> gStatementDimensions.RightColumn - gHelpBlockWidth,
>
> Index + TopRow,
>
> @@ -3080,6 +3089,15 @@ UiDisplayMenu (
> } else {
>
> if (HelpPageIndex == 0) {
>
> for (Index = 0; Index < RowCount - HelpBottomLine; Index++) {
>
> + //
>
> + // Clear whole line first, Clear the last displayed
information.
>
> + //
>
> + PrintStringAtWithWidth (
>
> + gStatementDimensions.RightColumn - gHelpBlockWidth,
>
> + Index + TopRow,
>
> + gEmptyString,
>
> + gHelpBlockWidth
>
> + );
>
> PrintStringAtWithWidth (
>
> gStatementDimensions.RightColumn - gHelpBlockWidth,
>
> Index + TopRow,
>
> @@ -3090,6 +3108,15 @@ UiDisplayMenu (
> } else {
>
> for (Index = 0; (Index < RowCount - HelpBottomLine -
> HelpHeaderLine) &&
>
> (Index + HelpPageIndex * (RowCount - 2) + 1 < HelpLine);
> Index++) {
>
> + //
>
> + // Clear whole line first, Clear the last displayed
information.
>
> + //
>
> + PrintStringAtWithWidth (
>
> + gStatementDimensions.RightColumn - gHelpBlockWidth,
>
> + Index + TopRow + HelpHeaderLine,
>
> + gEmptyString,
>
> + gHelpBlockWidth
>
> + );
>
> PrintStringAtWithWidth (
>
> gStatementDimensions.RightColumn - gHelpBlockWidth,
>
> Index + TopRow + HelpHeaderLine,
>
> --
> 2.25.1
>
>
>
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> [gaoliming at byosoft.com.cn]
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