rui_orig/tableViewUtils.go

221 lines
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package rui
import "strings"
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func (cell *tableCellView) Set(tag string, value any) bool {
return cell.set(strings.ToLower(tag), value)
}
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func (cell *tableCellView) set(tag string, value any) bool {
switch tag {
case VerticalAlign:
tag = TableVerticalAlign
}
return cell.viewData.set(tag, value)
}
func (cell *tableCellView) cssStyle(self View, builder cssBuilder) {
session := cell.Session()
cell.viewData.cssViewStyle(builder, session)
if value, ok := enumProperty(cell, TableVerticalAlign, session, 0); ok {
builder.add("vertical-align", enumProperties[TableVerticalAlign].values[value])
}
}
// GetTableContent returns a TableAdapter which defines the TableView content.
// If the second argument (subviewID) is not specified or it is "" then a value from the first argument (view) is returned.
func GetTableContent(view View, subviewID ...string) TableAdapter {
if len(subviewID) > 0 && subviewID[0] != "" {
view = ViewByID(view, subviewID[0])
}
if view != nil {
if tableView, ok := view.(TableView); ok {
return tableView.content()
}
}
return nil
}
// GetTableRowStyle returns a TableRowStyle which defines styles of TableView rows.
// If the second argument (subviewID) is not specified or it is "" then a value from the first argument (view) is returned.
func GetTableRowStyle(view View, subviewID ...string) TableRowStyle {
if len(subviewID) > 0 && subviewID[0] != "" {
view = ViewByID(view, subviewID[0])
}
if view != nil {
if tableView, ok := view.(TableView); ok {
return tableView.getRowStyle()
}
}
return nil
}
// GetTableColumnStyle returns a TableColumnStyle which defines styles of TableView columns.
// If the second argument (subviewID) is not specified or it is "" then a value from the first argument (view) is returned.
func GetTableColumnStyle(view View, subviewID ...string) TableColumnStyle {
if len(subviewID) > 0 && subviewID[0] != "" {
view = ViewByID(view, subviewID[0])
}
if view != nil {
if tableView, ok := view.(TableView); ok {
return tableView.getColumnStyle()
}
}
return nil
}
// GetTableCellStyle returns a TableCellStyle which defines styles of TableView cells.
// If the second argument (subviewID) is not specified or it is "" then a value from the first argument (view) is returned.
func GetTableCellStyle(view View, subviewID ...string) TableCellStyle {
if len(subviewID) > 0 && subviewID[0] != "" {
view = ViewByID(view, subviewID[0])
}
if view != nil {
if tableView, ok := view.(TableView); ok {
return tableView.getCellStyle()
}
}
return nil
}
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// GetTableSelectionMode returns the mode of the TableView elements selection.
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// Valid values are NoneSelection (0), CellSelection (1), and RowSelection (2).
// If the second argument (subviewID) is not specified or it is "" then a value from the first argument (view) is returned.
func GetTableSelectionMode(view View, subviewID ...string) int {
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return enumStyledProperty(view, subviewID, SelectionMode, NoneSelection, false)
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}
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// GetTableVerticalAlign returns a vertical align in a TableView cell. Returns one of next values:
// TopAlign (0), BottomAlign (1), CenterAlign (2), and BaselineAlign (3)
// If the second argument (subviewID) is not specified or it is "" then a value from the first argument (view) is returned.
func GetTableVerticalAlign(view View, subviewID ...string) int {
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return enumStyledProperty(view, subviewID, TableVerticalAlign, TopAlign, false)
}
// GetTableHeadHeight returns the number of rows in the table header.
// If the second argument (subviewID) is not specified or it is "" then a value from the first argument (view) is returned.
func GetTableHeadHeight(view View, subviewID ...string) int {
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return intStyledProperty(view, subviewID, HeadHeight, 0)
}
// GetTableFootHeight returns the number of rows in the table footer.
// If the second argument (subviewID) is not specified or it is "" then a value from the first argument (view) is returned.
func GetTableFootHeight(view View, subviewID ...string) int {
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return intStyledProperty(view, subviewID, FootHeight, 0)
}
// GetTableCurrent returns the row and column index of the TableView selected cell/row.
// If there is no selected cell/row or the selection mode is NoneSelection (0),
// then a value of the row and column index less than 0 is returned.
// If the selection mode is RowSelection (2) then the returned column index is less than 0.
// If the second argument (subviewID) is not specified or it is "" then a value from the first argument (view) is returned.
func GetTableCurrent(view View, subviewID ...string) CellIndex {
if len(subviewID) > 0 && subviewID[0] != "" {
view = ViewByID(view, subviewID[0])
}
if view != nil {
if selectionMode := GetTableSelectionMode(view); selectionMode != NoneSelection {
if tableView, ok := view.(TableView); ok {
return tableView.getCurrent()
}
}
}
return CellIndex{Row: -1, Column: -1}
}
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// GetTableCellClickedListeners returns listeners of event which occurs when the user clicks on a table cell.
// If there are no listeners then the empty list is returned.
// If the second argument (subviewID) is not specified or it is "" then a value from the first argument (view) is returned.
func GetTableCellClickedListeners(view View, subviewID ...string) []func(TableView, int, int) {
if len(subviewID) > 0 && subviewID[0] != "" {
view = ViewByID(view, subviewID[0])
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}
if view != nil {
if value := view.Get(TableCellClickedEvent); value != nil {
if result, ok := value.([]func(TableView, int, int)); ok {
return result
}
}
}
return []func(TableView, int, int){}
}
// GetTableCellSelectedListeners returns listeners of event which occurs when a table cell becomes selected.
// If there are no listeners then the empty list is returned.
// If the second argument (subviewID) is not specified or it is "" then a value from the first argument (view) is returned.
func GetTableCellSelectedListeners(view View, subviewID ...string) []func(TableView, int, int) {
if len(subviewID) > 0 && subviewID[0] != "" {
view = ViewByID(view, subviewID[0])
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}
if view != nil {
if value := view.Get(TableCellSelectedEvent); value != nil {
if result, ok := value.([]func(TableView, int, int)); ok {
return result
}
}
}
return []func(TableView, int, int){}
}
// GetTableRowClickedListeners returns listeners of event which occurs when the user clicks on a table row.
// If there are no listeners then the empty list is returned.
// If the second argument (subviewID) is not specified or it is "" then a value from the first argument (view) is returned.
func GetTableRowClickedListeners(view View, subviewID ...string) []func(TableView, int) {
return getEventListeners[TableView, int](view, subviewID, TableRowClickedEvent)
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}
// GetTableRowSelectedListeners returns listeners of event which occurs when a table row becomes selected.
// If there are no listeners then the empty list is returned.
// If the second argument (subviewID) is not specified or it is "" then a value from the first argument (view) is returned.
func GetTableRowSelectedListeners(view View, subviewID ...string) []func(TableView, int) {
return getEventListeners[TableView, int](view, subviewID, TableRowSelectedEvent)
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}
// ReloadTableViewData updates TableView
// If the second argument (subviewID) is not specified or it is "" then updates the first argument (TableView).
func ReloadTableViewData(view View, subviewID ...string) bool {
var tableView TableView
if len(subviewID) > 0 && subviewID[0] != "" {
if tableView = TableViewByID(view, subviewID[0]); tableView == nil {
return false
}
} else {
var ok bool
if tableView, ok = view.(TableView); !ok {
return false
}
}
tableView.ReloadTableData()
return true
}
// ReloadTableViewCell updates the given table cell.
// If the last argument (subviewID) is not specified or it is "" then updates the cell of the first argument (TableView).
func ReloadTableViewCell(row, column int, view View, subviewID ...string) bool {
var tableView TableView
if len(subviewID) > 0 && subviewID[0] != "" {
if tableView = TableViewByID(view, subviewID[0]); tableView == nil {
return false
}
} else {
var ok bool
if tableView, ok = view.(TableView); !ok {
return false
}
}
tableView.ReloadCell(row, column)
return true
}