add comments to function declarations and definitions and updated to match coding style document.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11505 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
jcarsey
@ -74,23 +74,16 @@ BOOLEAN HBufferImageOnlyLineNeedRefresh;
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BOOLEAN HBufferImageMouseNeedRefresh;
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/**
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Initialization function for HBufferImage
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@retval EFI_SUCCESS The operation was successful.
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@retval EFI_LOAD_ERROR A load error occured.
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**/
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EFI_STATUS
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HBufferImageInit (
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VOID
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)
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/**
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Initialization function for HBufferImage
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None
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EFI_SUCCESS
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EFI_LOAD_ERROR
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**/
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{
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EFI_STATUS Status;
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@ -144,25 +137,16 @@ HBufferImageInit (
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return EFI_SUCCESS;
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}
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/**
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Backup function for HBufferImage. Only a few fields need to be backup.
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This is for making the file buffer refresh as few as possible.
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@retval EFI_SUCCESS The operation was successful.
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**/
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EFI_STATUS
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HBufferImageBackup (
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VOID
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)
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/**
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Backup function for HBufferImage
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Only a few fields need to be backup.
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This is for making the file buffer refresh
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as few as possible.
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None
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EFI_SUCCESS
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**/
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{
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HBufferImageBackupVar.MousePosition = HBufferImage.MousePosition;
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@ -197,27 +181,20 @@ HBufferImageBackup (
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return EFI_SUCCESS;
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}
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EFI_STATUS
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HBufferImageFreeLines (
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VOID
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)
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/**
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Free all the lines in HBufferImage
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/**
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Free all the lines in HBufferImage.
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Fields affected:
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Lines
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CurrentLine
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NumLines
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ListHead
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None
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EFI_SUCCESS
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@retval EFI_SUCCESS The operation was successful.
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**/
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EFI_STATUS
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HBufferImageFreeLines (
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VOID
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)
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{
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HFreeLines (HBufferImage.ListHead, HBufferImage.Lines);
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@ -228,22 +205,15 @@ HBufferImageFreeLines (
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return EFI_SUCCESS;
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}
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/**
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Cleanup function for HBufferImage
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@retval EFI_SUCCESS The operation was successful.
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**/
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EFI_STATUS
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HBufferImageCleanup (
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VOID
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)
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/**
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Cleanup function for HBufferImage
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None
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EFI_SUCCESS
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**/
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{
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EFI_STATUS Status;
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@ -257,12 +227,22 @@ HBufferImageCleanup (
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HFileImageCleanup ();
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HDiskImageCleanup ();
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HMemImageCleanup ();
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return Status;
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}
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/**
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Print Line on Row
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@param[in] Line The lline to print.
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@param[in] Row The row on screen ( begin from 1 ).
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@param[in] FRow The FRow.
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@param[in] Orig The original color.
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@param[in] New The color to print with.
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@retval EFI_SUCCESS The operation was successful.
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**/
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EFI_STATUS
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HBufferImagePrintLine (
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IN HEFI_EDITOR_LINE *Line,
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@ -272,22 +252,6 @@ HBufferImagePrintLine (
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IN HEFI_EDITOR_COLOR_UNION New
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)
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/**
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Print Line on Row
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Line - Line to print
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Row - Row on screen ( begin from 1 )
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FRow - FRow
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Orig - Orig
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New - Light display
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EFI_SUCCESS
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**/
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{
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UINTN Index;
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@ -330,7 +294,7 @@ HBufferImagePrintLine (
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}
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if (HEditorMouseAction == FALSE) {
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if (!HEditorMouseAction) {
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ShellPrintEx (
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0,
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(INT32)Row - 1,
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@ -417,7 +381,7 @@ HBufferImagePrintLine (
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//
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// PRINT the buffer content
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//
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if (HEditorMouseAction == FALSE) {
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if (!HEditorMouseAction) {
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for (Index = 0; Index < 0x10 && Index < Line->Size; Index++) {
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Pos = ASCII_POSITION + Index;
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@ -456,6 +420,15 @@ HBufferImagePrintLine (
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return EFI_SUCCESS;
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}
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/**
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Function to decide if a column number is stored in the high bits.
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@param[in] Column The column to examine.
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@param[out] FCol The actual column number.
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@retval TRUE The actual column was in high bits and is now in FCol.
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@retval FALSE There was not a column number in the high bits.
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**/
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BOOLEAN
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HBufferImageIsAtHighBits (
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IN UINTN Column,
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@ -479,7 +452,7 @@ HBufferImageIsAtHighBits (
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*FCol = (Column / 3) + 1;
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if (!(Column % 3)) {
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if (Column % 3 == 0) {
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return TRUE;
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}
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@ -490,6 +463,15 @@ HBufferImageIsAtHighBits (
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return FALSE;
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}
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/**
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Decide if a point is in the already selected area.
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@param[in] MouseRow The row of the point to test.
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@param[in] MouseCol The col of the point to test.
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@retval TRUE The point is in the selected area.
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@retval FALSE The point is not in the selected area.
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**/
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BOOLEAN
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HBufferImageIsInSelectedArea (
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IN UINTN MouseRow,
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@ -552,6 +534,11 @@ HBufferImageIsInSelectedArea (
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return TRUE;
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}
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/**
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Set mouse position according to HBufferImage.MousePosition.
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@retval EFI_SUCCESS The operation was successful.
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**/
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EFI_STATUS
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HBufferImageRestoreMousePosition (
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VOID
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@ -719,22 +706,15 @@ HBufferImageRestoreMousePosition (
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return EFI_SUCCESS;
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}
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/**
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Set cursor position according to HBufferImage.DisplayPosition.
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@retval EFI_SUCCESS The operation was successful.
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**/
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EFI_STATUS
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HBufferImageRestorePosition (
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VOID
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)
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/**
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Set cursor position according to HBufferImage.DisplayPosition.
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None
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EFI_SUCCESS
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**/
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{
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//
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// set cursor position
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@ -748,7 +728,7 @@ HBufferImageRestorePosition (
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return EFI_SUCCESS;
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}
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/**
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/**
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Refresh function for HBufferImage.
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@retval EFI_SUCCESS The operation was successful.
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@ -890,7 +870,7 @@ HBufferImageRefresh (
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} while (Link != HBufferImage.ListHead && Row <= EndRow);
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while (Row <= EndRow) {
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HEditorClearLine (Row);
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EditorClearLine (Row, HMainEditor.ScreenSize.Column, HMainEditor.ScreenSize.Row);
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Row++;
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}
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//
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@ -915,8 +895,8 @@ HBufferImageRefresh (
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@param[in] DiskName Pointer to the disk name. OPTIONAL and ignored if not FileTypeDiskBuffer.
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@param[in] DiskOffset Offset into the disk. OPTIONAL and ignored if not FileTypeDiskBuffer.
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@param[in] DiskSize Size of the disk buffer. OPTIONAL and ignored if not FileTypeDiskBuffer.
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@param[in] MemoryOffset Offset into the Memory. OPTIONAL and ignored if not FileTypeMemBuffer.
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@param[in] MemorySize Size of the Memory buffer. OPTIONAL and ignored if not FileTypeMemBuffer.
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@param[in] MemOffset Offset into the Memory. OPTIONAL and ignored if not FileTypeMemBuffer.
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@param[in] MemSize Size of the Memory buffer. OPTIONAL and ignored if not FileTypeMemBuffer.
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@param[in] BufferType The type of buffer to save. IGNORED.
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@param[in] Recover TRUE for recovermode, FALSE otherwise.
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@ -980,8 +960,8 @@ HBufferImageRead (
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@param[in] DiskName Pointer to the disk name. OPTIONAL and ignored if not FileTypeDiskBuffer.
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@param[in] DiskOffset Offset into the disk. OPTIONAL and ignored if not FileTypeDiskBuffer.
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@param[in] DiskSize Size of the disk buffer. OPTIONAL and ignored if not FileTypeDiskBuffer.
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@param[in] MemoryOffset Offset into the Memory. OPTIONAL and ignored if not FileTypeMemBuffer.
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@param[in] MemorySize Size of the Memory buffer. OPTIONAL and ignored if not FileTypeMemBuffer.
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@param[in] MemOffset Offset into the Memory. OPTIONAL and ignored if not FileTypeMemBuffer.
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@param[in] MemSize Size of the Memory buffer. OPTIONAL and ignored if not FileTypeMemBuffer.
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@param[in] BufferType The type of buffer to save. IGNORED.
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@return EFI_SUCCESS The operation was successful.
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@ -1036,7 +1016,7 @@ HBufferImageSave (
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return Status;
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}
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/**
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/**
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Create a new line and append it to the line list.
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Fields affected:
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NumLines
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@ -1083,7 +1063,7 @@ HBufferImageCreateLine (
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return Line;
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}
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/**
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/**
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Free the current image.
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@retval EFI_SUCCESS The operation was successful.
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@ -1101,160 +1081,6 @@ HBufferImageFree (
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return EFI_SUCCESS;
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}
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/**
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Dispatch input to different handler
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@param[in] Key The input key:
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the keys can be:
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ASCII KEY
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Backspace/Delete
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Direction key: up/down/left/right/pgup/pgdn
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Home/End
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INS
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@retval EFI_SUCCESS The operation was successful.
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@retval EFI_LOAD_ERROR A load error occured.
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@retval EFI_OUT_OF_RESOURCES A Memory allocation failed.
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**/
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EFI_STATUS
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HBufferImageHandleInput (
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IN EFI_INPUT_KEY *Key
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)
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{
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EFI_STATUS Status;
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Status = EFI_SUCCESS;
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switch (Key->ScanCode) {
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//
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// ordinary key
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//
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case SCAN_NULL:
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Status = HBufferImageDoCharInput (Key->UnicodeChar);
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break;
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//
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// up arrow
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//
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case SCAN_UP:
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Status = HBufferImageScrollUp ();
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break;
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//
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// down arrow
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//
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case SCAN_DOWN:
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Status = HBufferImageScrollDown ();
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break;
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//
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// right arrow
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//
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case SCAN_RIGHT:
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Status = HBufferImageScrollRight ();
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break;
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//
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// left arrow
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//
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case SCAN_LEFT:
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Status = HBufferImageScrollLeft ();
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break;
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//
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// page up
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//
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case SCAN_PAGE_UP:
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Status = HBufferImagePageUp ();
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break;
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//
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// page down
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//
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case SCAN_PAGE_DOWN:
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Status = HBufferImagePageDown ();
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break;
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//
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// delete
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//
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case SCAN_DELETE:
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Status = HBufferImageDoDelete ();
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break;
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//
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// home
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//
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case SCAN_HOME:
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Status = HBufferImageHome ();
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break;
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//
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// end
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//
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case SCAN_END:
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Status = HBufferImageEnd ();
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break;
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default:
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Status = StatusBarSetStatusString (L"Unknown Command");
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break;
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}
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return Status;
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}
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/**
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ASCII key + Backspace + return.
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@param[in] Char The input char.
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@retval EFI_SUCCESS The operation was successful.
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@retval EFI_LOAD_ERROR A load error occured.
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@retval EFI_OUT_OF_RESOURCES A memory allocation failed.
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**/
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EFI_STATUS
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EFIAPI
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HBufferImageDoCharInput (
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IN CHAR16 Char
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)
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{
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EFI_STATUS Status;
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Status = EFI_SUCCESS;
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switch (Char) {
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case 0:
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break;
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case 0x08:
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Status = HBufferImageDoBackspace ();
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break;
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case 0x09:
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case 0x0a:
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case 0x0d:
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//
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// Tabs, Returns are thought as nothing
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//
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break;
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default:
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//
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// DEAL WITH ASCII CHAR, filter out thing like ctrl+f
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//
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if (Char > 127 || Char < 32) {
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Status = StatusBarSetStatusString (L"Unknown Command");
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} else {
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Status = HBufferImageAddChar (Char);
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}
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break;
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}
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return Status;
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}
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/**
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change char to int value based on Hex.
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@ -1422,23 +1248,114 @@ HBufferImageAddChar (
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}
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/**
|
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Check user specified FileRow and FileCol is in current screen.
|
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Delete the previous character.
|
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|
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@param[in] FileRow Row of file position ( start from 1 ).
|
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|
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@retval TRUE It's on the current screen.
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@retval FALSE It's not on the current screen.
|
||||
@retval EFI_SUCCESS The operationw as successful.
|
||||
**/
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BOOLEAN
|
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HInCurrentScreen (
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IN UINTN FileRow
|
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EFI_STATUS
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||||
EFIAPI
|
||||
HBufferImageDoBackspace (
|
||||
VOID
|
||||
)
|
||||
{
|
||||
if (FileRow >= HBufferImage.LowVisibleRow && FileRow <= HBufferImage.LowVisibleRow + (HMainEditor.ScreenSize.Row - 5) - 1) {
|
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return TRUE;
|
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HEFI_EDITOR_LINE *Line;
|
||||
|
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UINTN FileColumn;
|
||||
UINTN FPos;
|
||||
BOOLEAN LastLine;
|
||||
|
||||
//
|
||||
// variable initialization
|
||||
//
|
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LastLine = FALSE;
|
||||
|
||||
//
|
||||
// already the first character
|
||||
//
|
||||
if (HBufferImage.BufferPosition.Row == 1 && HBufferImage.BufferPosition.Column == 1) {
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
|
||||
return FALSE;
|
||||
FPos = (HBufferImage.BufferPosition.Row - 1) * 0x10 + HBufferImage.BufferPosition.Column - 1;
|
||||
|
||||
FileColumn = HBufferImage.BufferPosition.Column;
|
||||
|
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Line = HBufferImage.CurrentLine;
|
||||
LastLine = FALSE;
|
||||
if (Line->Link.ForwardLink == HBufferImage.ListHead && FileColumn > 1) {
|
||||
LastLine = TRUE;
|
||||
}
|
||||
|
||||
HBufferImageDeleteCharacterFromBuffer (FPos - 1, 1, NULL);
|
||||
|
||||
//
|
||||
// if is the last line
|
||||
// then only this line need to be refreshed
|
||||
//
|
||||
if (LastLine) {
|
||||
HBufferImageNeedRefresh = FALSE;
|
||||
HBufferImageOnlyLineNeedRefresh = TRUE;
|
||||
} else {
|
||||
HBufferImageNeedRefresh = TRUE;
|
||||
HBufferImageOnlyLineNeedRefresh = FALSE;
|
||||
}
|
||||
|
||||
if (!HBufferImage.Modified) {
|
||||
HBufferImage.Modified = TRUE;
|
||||
}
|
||||
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
|
||||
/**
|
||||
ASCII key + Backspace + return.
|
||||
|
||||
@param[in] Char The input char.
|
||||
|
||||
@retval EFI_SUCCESS The operation was successful.
|
||||
@retval EFI_LOAD_ERROR A load error occured.
|
||||
@retval EFI_OUT_OF_RESOURCES A memory allocation failed.
|
||||
**/
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
HBufferImageDoCharInput (
|
||||
IN CHAR16 Char
|
||||
)
|
||||
{
|
||||
EFI_STATUS Status;
|
||||
|
||||
Status = EFI_SUCCESS;
|
||||
|
||||
switch (Char) {
|
||||
case 0:
|
||||
break;
|
||||
|
||||
case 0x08:
|
||||
Status = HBufferImageDoBackspace ();
|
||||
break;
|
||||
|
||||
case 0x09:
|
||||
case 0x0a:
|
||||
case 0x0d:
|
||||
//
|
||||
// Tabs, Returns are thought as nothing
|
||||
//
|
||||
break;
|
||||
|
||||
default:
|
||||
//
|
||||
// DEAL WITH ASCII CHAR, filter out thing like ctrl+f
|
||||
//
|
||||
if (Char > 127 || Char < 32) {
|
||||
Status = StatusBarSetStatusString (L"Unknown Command");
|
||||
} else {
|
||||
Status = HBufferImageAddChar (Char);
|
||||
}
|
||||
|
||||
break;
|
||||
}
|
||||
|
||||
return Status;
|
||||
}
|
||||
|
||||
/**
|
||||
@ -1496,7 +1413,6 @@ HBufferImageMovePosition (
|
||||
IN UINTN NewFilePosCol,
|
||||
IN BOOLEAN HighBits
|
||||
)
|
||||
|
||||
{
|
||||
INTN RowGap;
|
||||
UINTN Abs;
|
||||
@ -1972,7 +1888,7 @@ HBufferImageGetTotalSize (
|
||||
|
||||
@param[in] Pos Position, Pos starting from 0.
|
||||
@param[in] Count The Count of characters to delete.
|
||||
@param[OUT] DeleteBuffer The DeleteBuffer.
|
||||
@param[out] DeleteBuffer The DeleteBuffer.
|
||||
|
||||
@retval EFI_SUCCESS Success
|
||||
**/
|
||||
@ -2209,66 +2125,6 @@ HBufferImageAddCharacterToBuffer (
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
|
||||
/**
|
||||
Delete the previous character.
|
||||
|
||||
@retval EFI_SUCCESS The operationw as successful.
|
||||
**/
|
||||
EFI_STATUS
|
||||
EFIAPI
|
||||
HBufferImageDoBackspace (
|
||||
VOID
|
||||
)
|
||||
{
|
||||
HEFI_EDITOR_LINE *Line;
|
||||
|
||||
UINTN FileColumn;
|
||||
UINTN FPos;
|
||||
BOOLEAN LastLine;
|
||||
|
||||
//
|
||||
// variable initialization
|
||||
//
|
||||
LastLine = FALSE;
|
||||
|
||||
//
|
||||
// already the first character
|
||||
//
|
||||
if (HBufferImage.BufferPosition.Row == 1 && HBufferImage.BufferPosition.Column == 1) {
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
|
||||
FPos = (HBufferImage.BufferPosition.Row - 1) * 0x10 + HBufferImage.BufferPosition.Column - 1;
|
||||
|
||||
FileColumn = HBufferImage.BufferPosition.Column;
|
||||
|
||||
Line = HBufferImage.CurrentLine;
|
||||
LastLine = FALSE;
|
||||
if (Line->Link.ForwardLink == HBufferImage.ListHead && FileColumn > 1) {
|
||||
LastLine = TRUE;
|
||||
}
|
||||
|
||||
HBufferImageDeleteCharacterFromBuffer (FPos - 1, 1, NULL);
|
||||
|
||||
//
|
||||
// if is the last line
|
||||
// then only this line need to be refreshed
|
||||
//
|
||||
if (LastLine) {
|
||||
HBufferImageNeedRefresh = FALSE;
|
||||
HBufferImageOnlyLineNeedRefresh = TRUE;
|
||||
} else {
|
||||
HBufferImageNeedRefresh = TRUE;
|
||||
HBufferImageOnlyLineNeedRefresh = FALSE;
|
||||
}
|
||||
|
||||
if (!HBufferImage.Modified) {
|
||||
HBufferImage.Modified = TRUE;
|
||||
}
|
||||
|
||||
return EFI_SUCCESS;
|
||||
}
|
||||
|
||||
/**
|
||||
Delete current character from line.
|
||||
|
||||
@ -2534,3 +2390,107 @@ HBufferImageAdjustMousePosition (
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
/**
|
||||
Dispatch input to different handler
|
||||
|
||||
@param[in] Key The input key:
|
||||
the keys can be:
|
||||
ASCII KEY
|
||||
Backspace/Delete
|
||||
Direction key: up/down/left/right/pgup/pgdn
|
||||
Home/End
|
||||
INS
|
||||
|
||||
@retval EFI_SUCCESS The operation was successful.
|
||||
@retval EFI_LOAD_ERROR A load error occured.
|
||||
@retval EFI_OUT_OF_RESOURCES A Memory allocation failed.
|
||||
**/
|
||||
EFI_STATUS
|
||||
HBufferImageHandleInput (
|
||||
IN EFI_INPUT_KEY *Key
|
||||
)
|
||||
{
|
||||
EFI_STATUS Status;
|
||||
|
||||
Status = EFI_SUCCESS;
|
||||
|
||||
switch (Key->ScanCode) {
|
||||
//
|
||||
// ordinary key
|
||||
//
|
||||
case SCAN_NULL:
|
||||
Status = HBufferImageDoCharInput (Key->UnicodeChar);
|
||||
break;
|
||||
|
||||
//
|
||||
// up arrow
|
||||
//
|
||||
case SCAN_UP:
|
||||
Status = HBufferImageScrollUp ();
|
||||
break;
|
||||
|
||||
//
|
||||
// down arrow
|
||||
//
|
||||
case SCAN_DOWN:
|
||||
Status = HBufferImageScrollDown ();
|
||||
break;
|
||||
|
||||
//
|
||||
// right arrow
|
||||
//
|
||||
case SCAN_RIGHT:
|
||||
Status = HBufferImageScrollRight ();
|
||||
break;
|
||||
|
||||
//
|
||||
// left arrow
|
||||
//
|
||||
case SCAN_LEFT:
|
||||
Status = HBufferImageScrollLeft ();
|
||||
break;
|
||||
|
||||
//
|
||||
// page up
|
||||
//
|
||||
case SCAN_PAGE_UP:
|
||||
Status = HBufferImagePageUp ();
|
||||
break;
|
||||
|
||||
//
|
||||
// page down
|
||||
//
|
||||
case SCAN_PAGE_DOWN:
|
||||
Status = HBufferImagePageDown ();
|
||||
break;
|
||||
|
||||
//
|
||||
// delete
|
||||
//
|
||||
case SCAN_DELETE:
|
||||
Status = HBufferImageDoDelete ();
|
||||
break;
|
||||
|
||||
//
|
||||
// home
|
||||
//
|
||||
case SCAN_HOME:
|
||||
Status = HBufferImageHome ();
|
||||
break;
|
||||
|
||||
//
|
||||
// end
|
||||
//
|
||||
case SCAN_END:
|
||||
Status = HBufferImageEnd ();
|
||||
break;
|
||||
|
||||
default:
|
||||
Status = StatusBarSetStatusString (L"Unknown Command");
|
||||
break;
|
||||
}
|
||||
|
||||
return Status;
|
||||
}
|
||||
|
||||
|
||||
Reference in New Issue
Block a user