MQL4参考 标准常量,列举和架构 图表常量 定位常量
Positioning Constants
Three identifiers from the ENUM_CHART_POSITION list are the possible values of the position parameter for the ChartNavigate() function.
ENUM_CHART_POSITION
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CHART_BEGIN
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Chart beginning (the oldest prices)
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CHART_CURRENT_POS
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Current position
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CHART_END
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Chart end (the latest prices)
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Example:
long handle=ChartOpen("EURUSD",PERIOD_H12);
if(handle!=0)
{
ChartSetInteger(handle,CHART_AUTOSCROLL,false);
ChartSetInteger(handle,CHART_SHIFT,true);
ChartSetInteger(handle,CHART_MODE,CHART_LINE);
ResetLastError();
bool res=ChartNavigate(handle,CHART_END,150);
if(!res) Print("Navigate failed. Error = ",GetLastError());
ChartRedraw();
} |
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