yvbolt/util_vcl.go

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package main
import (
"runtime"
"github.com/ying32/govcl/vcl"
"github.com/ying32/govcl/vcl/types"
"github.com/ying32/govcl/vcl/types/colors"
)
const (
MY_SPACING = 6
MY_HEIGHT = 90
MY_WIDTH = 180
MAX_AUTO_COL_WIDTH = 240
)
// vcl_row makes a TPanel row inside the target component.
func vcl_row(owner vcl.IWinControl, top int32) *vcl.TPanel {
r := vcl.NewPanel(owner)
r.SetParent(owner)
r.SetBorderStyle(types.BsNone)
r.SetBevelInner(types.BvNone)
r.SetBevelOuter(types.BvNone)
r.SetAlign(types.AlTop)
r.SetTop(top)
r.SetAutoSize(true)
return r
}
// vcl_menuitem makes a child TMenuItem inside the parent menu.
func vcl_menuitem(parent *vcl.TMenuItem, caption string, imageIndex int32, onClick vcl.TNotifyEvent) *vcl.TMenuItem {
m := vcl.NewMenuItem(parent)
m.SetCaption(caption)
if imageIndex != -1 {
m.SetImageIndex(imageIndex)
}
if onClick != nil {
m.SetOnClick(onClick)
}
parent.Add(m)
return m
}
// vcl_menuseparator adds a separator to the parent TMenuItem.
func vcl_menuseparator(parent *vcl.TMenuItem) *vcl.TMenuItem {
s := vcl.NewMenuItem(parent)
s.SetCaption("-") // Creates separator
parent.Add(s)
return s
}
func vcl_default_tab_background() types.TColor {
if runtime.GOOS == "windows" {
// Assuming that uxtheme is loaded
// @ref https://stackoverflow.com/a/20332712
2024-07-18 05:51:27 +00:00
// return colors.ClBtnHighlight
// None of the colors.** constants seem to be quite right on a test
// Windows 11 machine - should be #f9f9f9
return 0x00f9f9f9
} else {
return colors.ClBtnFace // 0x00f0f0f0
}
}
func vcl_stringgrid_clear(d *vcl.TStringGrid) {
d.SetFixedCols(0) // No left-hand cols
d.SetRowCount(1) // The 0th row is the column headers
d.SetEnabled(false)
d.Columns().Clear()
d.Invalidate()
}
func vcl_stringgrid_columnwidths(d *vcl.TStringGrid) {
// Skip slow processing for very large result sets
if d.RowCount() > 1000 {
return
}
d.AutoAdjustColumns()
// AutoAdjustColumns will leave some columns massively too large by themselves
// Reign them back in
ct := d.Columns().Count()
for i := int32(0); i < ct; i++ {
if d.ColWidths(i) > MAX_AUTO_COL_WIDTH {
d.SetColWidths(i, MAX_AUTO_COL_WIDTH)
}
}
}
func vcl_confirm_dialog(sender vcl.IComponent, title string, message string) bool {
dlg := vcl.NewTaskDialog(sender)
dlg.SetCaption(APPNAME)
dlg.SetTitle(title)
dlg.SetText(message)
dlg.SetCommonButtons(types.NewSet())
yesBtn := dlg.Buttons().Add()
yesBtn.SetCaption("Confirm")
yesBtn.SetModalResult(types.MrYes)
noBtn := dlg.Buttons().Add()
noBtn.SetCaption("Cancel")
noBtn.SetModalResult(types.MrCancel)
ret := dlg.Execute()
if !ret {
return false // dialog closed
}
if dlg.ModalResult() != types.MrYes {
return false // other button clicked
}
return true // confirmed
}