go-common/vendor/github.com/360EntSecGroup-Skylar/excelize/sheetview.go
2019-04-22 18:49:16 +08:00

153 lines
4.3 KiB
Go

package excelize
import "fmt"
// SheetViewOption is an option of a view of a worksheet. See SetSheetViewOptions().
type SheetViewOption interface {
setSheetViewOption(view *xlsxSheetView)
}
// SheetViewOptionPtr is a writable SheetViewOption. See GetSheetViewOptions().
type SheetViewOptionPtr interface {
SheetViewOption
getSheetViewOption(view *xlsxSheetView)
}
type (
// DefaultGridColor is a SheetViewOption.
DefaultGridColor bool
// RightToLeft is a SheetViewOption.
RightToLeft bool
// ShowFormulas is a SheetViewOption.
ShowFormulas bool
// ShowGridLines is a SheetViewOption.
ShowGridLines bool
// ShowRowColHeaders is a SheetViewOption.
ShowRowColHeaders bool
// ZoomScale is a SheetViewOption.
ZoomScale float64
/* TODO
// ShowWhiteSpace is a SheetViewOption.
ShowWhiteSpace bool
// ShowZeros is a SheetViewOption.
ShowZeros bool
// WindowProtection is a SheetViewOption.
WindowProtection bool
*/
)
// Defaults for each option are described in XML schema for CT_SheetView
func (o DefaultGridColor) setSheetViewOption(view *xlsxSheetView) {
view.DefaultGridColor = boolPtr(bool(o))
}
func (o *DefaultGridColor) getSheetViewOption(view *xlsxSheetView) {
*o = DefaultGridColor(defaultTrue(view.DefaultGridColor)) // Excel default: true
}
func (o RightToLeft) setSheetViewOption(view *xlsxSheetView) {
view.RightToLeft = bool(o) // Excel default: false
}
func (o *RightToLeft) getSheetViewOption(view *xlsxSheetView) {
*o = RightToLeft(view.RightToLeft)
}
func (o ShowFormulas) setSheetViewOption(view *xlsxSheetView) {
view.ShowFormulas = bool(o) // Excel default: false
}
func (o *ShowFormulas) getSheetViewOption(view *xlsxSheetView) {
*o = ShowFormulas(view.ShowFormulas) // Excel default: false
}
func (o ShowGridLines) setSheetViewOption(view *xlsxSheetView) {
view.ShowGridLines = boolPtr(bool(o))
}
func (o *ShowGridLines) getSheetViewOption(view *xlsxSheetView) {
*o = ShowGridLines(defaultTrue(view.ShowGridLines)) // Excel default: true
}
func (o ShowRowColHeaders) setSheetViewOption(view *xlsxSheetView) {
view.ShowRowColHeaders = boolPtr(bool(o))
}
func (o *ShowRowColHeaders) getSheetViewOption(view *xlsxSheetView) {
*o = ShowRowColHeaders(defaultTrue(view.ShowRowColHeaders)) // Excel default: true
}
func (o ZoomScale) setSheetViewOption(view *xlsxSheetView) {
//This attribute is restricted to values ranging from 10 to 400.
if float64(o) >= 10 && float64(o) <= 400 {
view.ZoomScale = float64(o)
}
}
func (o *ZoomScale) getSheetViewOption(view *xlsxSheetView) {
*o = ZoomScale(view.ZoomScale)
}
// getSheetView returns the SheetView object
func (f *File) getSheetView(sheetName string, viewIndex int) (*xlsxSheetView, error) {
xlsx := f.workSheetReader(sheetName)
if viewIndex < 0 {
if viewIndex < -len(xlsx.SheetViews.SheetView) {
return nil, fmt.Errorf("view index %d out of range", viewIndex)
}
viewIndex = len(xlsx.SheetViews.SheetView) + viewIndex
} else if viewIndex >= len(xlsx.SheetViews.SheetView) {
return nil, fmt.Errorf("view index %d out of range", viewIndex)
}
return &(xlsx.SheetViews.SheetView[viewIndex]), nil
}
// SetSheetViewOptions sets sheet view options.
// The viewIndex may be negative and if so is counted backward (-1 is the last view).
//
// Available options:
// DefaultGridColor(bool)
// RightToLeft(bool)
// ShowFormulas(bool)
// ShowGridLines(bool)
// ShowRowColHeaders(bool)
// Example:
// err = f.SetSheetViewOptions("Sheet1", -1, ShowGridLines(false))
func (f *File) SetSheetViewOptions(name string, viewIndex int, opts ...SheetViewOption) error {
view, err := f.getSheetView(name, viewIndex)
if err != nil {
return err
}
for _, opt := range opts {
opt.setSheetViewOption(view)
}
return nil
}
// GetSheetViewOptions gets the value of sheet view options.
// The viewIndex may be negative and if so is counted backward (-1 is the last view).
//
// Available options:
// DefaultGridColor(bool)
// RightToLeft(bool)
// ShowFormulas(bool)
// ShowGridLines(bool)
// ShowRowColHeaders(bool)
// Example:
// var showGridLines excelize.ShowGridLines
// err = f.GetSheetViewOptions("Sheet1", -1, &showGridLines)
func (f *File) GetSheetViewOptions(name string, viewIndex int, opts ...SheetViewOptionPtr) error {
view, err := f.getSheetView(name, viewIndex)
if err != nil {
return err
}
for _, opt := range opts {
opt.getSheetViewOption(view)
}
return nil
}