/
combobox.go
95 lines (81 loc) · 2.86 KB
/
combobox.go
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// Copyright 2012 The Walk Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package declarative
import (
"errors"
)
import (
"github.com/lxn/walk"
)
type ComboBox struct {
AssignTo **walk.ComboBox
Name string
Enabled Property
Visible Property
Font Font
ToolTipText Property
MinSize Size
MaxSize Size
StretchFactor int
Row int
RowSpan int
Column int
ColumnSpan int
ContextMenuItems []MenuItem
OnKeyDown walk.KeyEventHandler
OnKeyUp walk.KeyEventHandler
OnMouseDown walk.MouseEventHandler
OnKeyPress walk.KeyEventHandler
OnMouseMove walk.MouseEventHandler
OnMouseUp walk.MouseEventHandler
OnSizeChanged walk.EventHandler
Editable bool
Format string
Precision int
BindingMember string
DisplayMember string
Model interface{}
Value Property
CurrentIndex Property
OnCurrentIndexChanged walk.EventHandler
}
func (cb ComboBox) Create(builder *Builder) error {
if _, ok := cb.Model.([]string); ok &&
(cb.BindingMember != "" || cb.DisplayMember != "") {
return errors.New("ComboBox.Create: BindingMember and DisplayMember must be empty for []string models.")
}
var w *walk.ComboBox
var err error
if cb.Editable {
w, err = walk.NewComboBox(builder.Parent())
} else {
w, err = walk.NewDropDownBox(builder.Parent())
}
if err != nil {
return err
}
return builder.InitWidget(cb, w, func() error {
w.SetFormat(cb.Format)
w.SetPrecision(cb.Precision)
if err := w.SetBindingMember(cb.BindingMember); err != nil {
return err
}
if err := w.SetDisplayMember(cb.DisplayMember); err != nil {
return err
}
if err := w.SetModel(cb.Model); err != nil {
return err
}
if cb.OnCurrentIndexChanged != nil {
w.CurrentIndexChanged().Attach(cb.OnCurrentIndexChanged)
}
if cb.AssignTo != nil {
*cb.AssignTo = w
}
return nil
})
}
func (w ComboBox) WidgetInfo() (name string, disabled, hidden bool, font *Font, toolTipText string, minSize, maxSize Size, stretchFactor, row, rowSpan, column, columnSpan int, contextMenuItems []MenuItem, OnKeyDown walk.KeyEventHandler, OnKeyPress walk.KeyEventHandler, OnKeyUp walk.KeyEventHandler, OnMouseDown walk.MouseEventHandler, OnMouseMove walk.MouseEventHandler, OnMouseUp walk.MouseEventHandler, OnSizeChanged walk.EventHandler) {
return w.Name, false, false, &w.Font, "", w.MinSize, w.MaxSize, w.StretchFactor, w.Row, w.RowSpan, w.Column, w.ColumnSpan, w.ContextMenuItems, w.OnKeyDown, w.OnKeyPress, w.OnKeyUp, w.OnMouseDown, w.OnMouseMove, w.OnMouseUp, w.OnSizeChanged
}