RichEdit::GetFirstVisibleLine

GetFirstVisibleLine

1 Description
2 Syntax
3 Parameters
4 Return
5 Examples
6 Remark
7 See Also
8 header to Include

Description

Determines the topmost visible line in this RichEdit control.

Syntax

int GetFirstVisibleLine( )

Parameters

Return

Zero-based index of the uppermost visible line in this RichEdit control.

Remarks

Call this function to determine the topmost

visible line in this RichEdit control.

Examples

EX1

#include <..\OriginLab\DialogEx.h>
#define IDC_RICHEDIT1 1001

void RichEdit_GetFirstVisibleLine(Dialog& EditBoxes)
{
        RichEdit richEdit = EditBoxes.GetItem(IDC_RICHEDIT1);
        int nFirstVisible = richEdit.GetFirstVisibleLine();

        // Scroll the rich edit control so that the first visible line is the first line of text.
        if (nFirstVisible > 0)
           richEdit.LineScroll(-nFirstVisible, 0);
}