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DtEditorAppend(3)
CDE
NAME
DtEditorAppend - append data to a DtEditor widget
SYNOPSIS
#include <Editor.h>
DtEditorErrorCode DtEditorAppend(Widget widget,
DtEditorContentRec *data);
DESCRIPTION
The DtEditorAppend function appends either a NULL-terminated string, wide
character string or sized buffer after the last character in a DtEditor
widget. The data is transferred to the DtEditor widget using a
DtEditorContentRec, which indicates the type of data being transferred
along with the actual data. After the data is appended, the insertion
cursor is positioned at the new last character.
The widget argument specifies the DtEditor widget ID.
The data argument points to the data structure containing the data to
append.
For a complete definition of the DtEditor widget and its associated
resources, see DtEditor(3).
For a complete definition of DtEditorContentRec, see Dt/Editor(5).
RETURN VALUE
Upon successful completion, the DtEditorAppend function returns one of the
following values:
DtEDITOR_NO_ERRORS
The data was appended sucessfully.
DtEDITOR_NULLS_REMOVED
NULL characters were found and removed from the data.
Otherwise, if the DtEditorAppend function cannot append the data into the
DtEditor widget, it returns one of the following values:
DtEDITOR_INVALID_TYPE
The type field is unrecognized.
DtEDITOR_ILLEGAL_SIZE
The size of the buffer passed in is negative.
DtEDITOR_NULL_ITEM
The buffer is NULL.
DtEDITOR_INSUFFICIENT_MEMORY
Not enough system memory is available to append the data.
APPLICATION USAGE
If the data is in a disk file, rather than in memory, the application
should use DtEditorAppendFromFile(3).
EXAMPLES
The following code segment sets the contents of a DtEditorwidget to ``The
quick brown fox.''
Widget editor;
DtEditorContentRec cr;
DtEditorErrorCode status;
char *sampleString1="The quick",
*secondString2=" brown fox";
cr.type = DtEDITOR_TEXT;
cr.value.string = sampleString1;
status = DtEditorSetContents(editor, &cr);
if (status != DtEDITOR_NO_ERRORS && status != DtEDITOR_NULLS_REMOVED) {
printf("Unable to set the contents of the widget\n");
} else {
cr.type = DtEDITOR_TEXT;
cr.value.string = sampleString2;
status = DtEditorAppend(editor, &cr);
if (status != DtEDITOR_NO_ERRORS)
printf("Unable to append to the contents of the widget\n");
}
SEE ALSO
Editor.h(5), DtEditor(3), DtEditorAppendFromFile(3),
DtEditorGetContents(3), DtEditorInsert(3), DtEditorInsertFromFile(3),
DtEditorReplace(3), DtEditorReplaceFromFile(3),
DtEditorSaveContentsToFile(3), DtEditorSetContents(3),
DtEditorSetContentsFromFile(3)
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