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