uic: deeper implementation, add uidesigner example

.gitignore

@@ -17,6 +17,8 @@ examples/mdoutliner/mdoutliner
 examples/mdoutliner/mdoutliner.exe
 examples/windowsmanifest/windowsmanifest
 examples/windowsmanifest/windowsmanifest.exe
+examples/uidesigner/uidesigner
+examples/uidesigner/uidesigner.exe
 
 # android temporary build files
 android-build

cmd/miqt-uic/constructors.go

@@ -0,0 +1,166 @@
+package main
+
+func constructorFunctionFor(className string) (string, bool) {
+
+	// Rebuild this list via:
+	//   grep -PRoh 'func New.+\(parent \*QWidget\)' ~/dev/miqt/qt/ | sed -re 's~^func New([^0-9]+)([0-9]*)\(.*~case "\1": return "New\1\2", true~'
+
+	switch className {
+
+	// CODEGENERATED LIST START
+
+	case "QListWidget":
+		return "NewQListWidget2", true
+	case "QAbstractSpinBox":
+		return "NewQAbstractSpinBox2", true
+	case "QStackedLayout":
+		return "NewQStackedLayout2", true
+	case "QColumnView":
+		return "NewQColumnView2", true
+	case "QProgressDialog":
+		return "NewQProgressDialog3", true
+	case "QTabWidget":
+		return "NewQTabWidget2", true
+	case "QLabel":
+		return "NewQLabel3", true
+	case "QKeySequenceEdit":
+		return "NewQKeySequenceEdit3", true
+	case "QDockWidget":
+		return "NewQDockWidget5", true
+	case "QFontComboBox":
+		return "NewQFontComboBox2", true
+	case "QTreeView":
+		return "NewQTreeView2", true
+	case "QCalendarWidget":
+		return "NewQCalendarWidget2", true
+	case "QLineEdit":
+		return "NewQLineEdit3", true
+	case "QMenuBar":
+		return "NewQMenuBar2", true
+	case "QFrame":
+		return "NewQFrame2", true
+	case "QAbstractScrollArea":
+		return "NewQAbstractScrollArea2", true
+	case "QSplitter":
+		return "NewQSplitter3", true
+	case "QStackedWidget":
+		return "NewQStackedWidget2", true
+	case "QWizard":
+		return "NewQWizard2", true
+	case "QWizardPage":
+		return "NewQWizardPage2", true
+	case "QMdiSubWindow":
+		return "NewQMdiSubWindow2", true
+	case "QStatusBar":
+		return "NewQStatusBar2", true
+	case "QToolButton":
+		return "NewQToolButton2", true
+	case "QShortcut":
+		return "NewQShortcut", true
+	case "QSlider":
+		return "NewQSlider3", true
+	case "QComboBox":
+		return "NewQComboBox2", true
+	case "QScrollBar":
+		return "NewQScrollBar3", true
+	case "QTabBar":
+		return "NewQTabBar2", true
+	case "QTextBrowser":
+		return "NewQTextBrowser2", true
+	case "QTreeWidget":
+		return "NewQTreeWidget2", true
+	case "QDialog":
+		return "NewQDialog2", true
+	case "QFormLayout":
+		return "NewQFormLayout2", true
+	case "QToolBar":
+		return "NewQToolBar4", true
+	case "QWidget":
+		return "NewQWidget2", true
+	case "QRadioButton":
+		return "NewQRadioButton3", true
+	case "QCheckBox":
+		return "NewQCheckBox3", true
+	case "QSizeGrip":
+		return "NewQSizeGrip", true
+	case "QLCDNumber":
+		return "NewQLCDNumber3", true
+	case "QFileDialog":
+		return "NewQFileDialog3", true
+	case "QUndoView":
+		return "NewQUndoView4", true
+	case "QGraphicsView":
+		return "NewQGraphicsView3", true
+	case "QPushButton":
+		return "NewQPushButton4", true
+	case "QColorDialog":
+		return "NewQColorDialog3", true
+	case "QMessageBox":
+		return "NewQMessageBox4", true
+	case "QSplashScreen":
+		return "NewQSplashScreen3", true
+	case "QErrorMessage":
+		return "NewQErrorMessage2", true
+	case "QListView":
+		return "NewQListView2", true
+	case "QDateTimeEdit":
+		return "NewQDateTimeEdit5", true
+	case "QTimeEdit":
+		return "NewQTimeEdit3", true
+	case "QDateEdit":
+		return "NewQDateEdit3", true
+	case "QMenu":
+		return "NewQMenu3", true
+	case "QToolBox":
+		return "NewQToolBox2", true
+	case "QTableWidget":
+		return "NewQTableWidget3", true
+	case "QFocusFrame":
+		return "NewQFocusFrame2", true
+	case "QHBoxLayout":
+		return "NewQHBoxLayout2", true
+	case "QVBoxLayout":
+		return "NewQVBoxLayout2", true
+	case "QInputDialog":
+		return "NewQInputDialog2", true
+	case "QTableView":
+		return "NewQTableView2", true
+	case "QMdiArea":
+		return "NewQMdiArea2", true
+	case "QSpinBox":
+		return "NewQSpinBox2", true
+	case "QDoubleSpinBox":
+		return "NewQDoubleSpinBox2", true
+	case "QProgressBar":
+		return "NewQProgressBar2", true
+	case "QTextEdit":
+		return "NewQTextEdit3", true
+	case "QAbstractSlider":
+		return "NewQAbstractSlider2", true
+	case "QDialogButtonBox":
+		return "NewQDialogButtonBox5", true
+	case "QFontDialog":
+		return "NewQFontDialog3", true
+	case "QMainWindow":
+		return "NewQMainWindow2", true
+	case "QCommandLinkButton":
+		return "NewQCommandLinkButton4", true
+	case "QDial":
+		return "NewQDial2", true
+	case "QGridLayout":
+		return "NewQGridLayout", true
+	case "QPlainTextEdit":
+		return "NewQPlainTextEdit3", true
+	case "QScrollArea":
+		return "NewQScrollArea2", true
+	case "QGroupBox":
+		return "NewQGroupBox3", true
+
+	// CODEGENERATED LIST END
+
+	default:
+		return "", false
+
+	}
+
+}

cmd/miqt-uic/ui2go.go

@@ -27,18 +27,34 @@ func collectClassNames_Widget(u UiWidget) []string {
 	return ret
 }
 
-func generateString(s *UiString, parentName string) string {
+func generateString(s *UiString, parentClass string) string {
-	if s.Notr || parentName == "" {
+	if s.Notr || parentClass == "" {
 		return strconv.Quote(s.Value)
 	}
-	return parentName + `.Tr(` + strconv.Quote(s.Value) + `)`
+	return `qt.` + parentClass + `_Tr(` + strconv.Quote(s.Value) + `)`
 }
 
-func generateWidget(w UiWidget, parentName string) (string, error) {
+// qwidgetName creates the T.QWidget name that MIQT needs to access the base class.
+func qwidgetName(name string, class string) string {
+	if name == "" {
+		return "nil"
+	}
+	if class == "QWidget" {
+		return name // It's already the right type
+	}
+	return name + ".QWidget"
+}
+
+func generateWidget(w UiWidget, parentName string, parentClass string) (string, error) {
 	ret := strings.Builder{}
 
+	ctor, ok := constructorFunctionFor(w.Class)
+	if !ok {
+		return "", fmt.Errorf("No known constructor function for %q class %q", w.Name, w.Class)
+	}
+
 	ret.WriteString(`
-	ui.` + w.Name + ` = qt.New` + w.Class + `(` + parentName + `)
+	ui.` + w.Name + ` = qt.` + ctor + `(` + qwidgetName(parentName, parentClass) + `)
 	ui.` + w.Name + `.SetObjectName(` + strconv.Quote(w.Name) + `)
 	`)
 
@@ -59,7 +75,7 @@ func generateWidget(w UiWidget, parentName string) (string, error) {
 
 		} else if prop.StringVal != nil {
 			//  "windowTitle", "title", "text"
-			ret.WriteString(`ui.` + w.Name + setterFunc + `(` + generateString(prop.StringVal, parentName) + ")\n")
+			ret.WriteString(`ui.` + w.Name + setterFunc + `(` + generateString(prop.StringVal, parentClass) + ")\n")
 
 		} else if prop.EnumVal != nil {
 			// "frameShape"
@@ -70,10 +86,19 @@ func generateWidget(w UiWidget, parentName string) (string, error) {
 		}
 	}
 
+	// Attributes
+	// TODO
+	// w.Attributes
+
 	// Layout
 	if w.Layout != nil {
+		ctor, ok := constructorFunctionFor(w.Layout.Class)
+		if !ok {
+			return "", fmt.Errorf("No known constructor function for %q class %q", w.Layout.Name, w.Layout.Class)
+		}
+
 		ret.WriteString(`
-		ui.` + w.Layout.Name + ` = qt.New` + w.Layout.Class + `(` + w.Name + `)
+		ui.` + w.Layout.Name + ` = qt.` + ctor + `(` + qwidgetName("ui."+w.Name, w.Class) + `)
 		ui.` + w.Layout.Name + `.SetObjectName(` + strconv.Quote(w.Layout.Name) + `)
 		`)
 
@@ -82,7 +107,7 @@ func generateWidget(w UiWidget, parentName string) (string, error) {
 			// Layout items have the parent as the real QWidget parent and are
 			// separately assigned to the layout afterwards
 
-			nest, err := generateWidget(child.Widget, `ui.`+w.Name+`.QWidget`) // MIQT uses .QWidget to cast down
+			nest, err := generateWidget(child.Widget, `ui.`+w.Name, w.Class)
 			if err != nil {
 				return "", fmt.Errorf(w.Name+": %w", err)
 			}
@@ -97,9 +122,9 @@ func generateWidget(w UiWidget, parentName string) (string, error) {
 				rowPos := fmt.Sprintf("%d", *child.Row)
 				var colPos string
 				if *child.Column == 0 {
-					colPos = `qt.QFormLayout__LabelRow`
+					colPos = `qt.QFormLayout__LabelRole`
 				} else if *child.Column == 1 {
-					colPos = `qt.QFormLayout__FieldRow`
+					colPos = `qt.QFormLayout__FieldRole`
 				} else {
 					ret.WriteString("/* miqt-uic: QFormLayout does not understand column index */\n")
 					continue
@@ -107,15 +132,21 @@ func generateWidget(w UiWidget, parentName string) (string, error) {
 
 				// For QFormLayout it's SetWidget
 				ret.WriteString(`
-				ui.` + w.Layout.Name + `.SetWidget(` + rowPos + `, ` + colPos + `, ui.` + child.Widget.Name + `)
+				ui.` + w.Layout.Name + `.SetWidget(` + rowPos + `, ` + colPos + `, ` + qwidgetName(`ui.`+child.Widget.Name, child.Widget.Class) + `)
 					`)
 
 			case `QGridLayout`:
-				// For QGridLayout it's AddWidget
+				// For QGridLayout it's AddWidget2
 				// FIXME in Miqt this function has optionals, needs to be called with the correct arity
 				// TODO support rowSpan, columnSpan
 				ret.WriteString(`
-				ui.` + w.Layout.Name + `.AddWidget(ui.` + child.Widget.Name + `, ` + fmt.Sprintf("%d, %d", *child.Row, *child.Column) + `)
+				ui.` + w.Layout.Name + `.AddWidget2(` + qwidgetName(`ui.`+child.Widget.Name, child.Widget.Class) + `, ` + fmt.Sprintf("%d, %d", *child.Row, *child.Column) + `)
+					`)
+
+			case "QVBoxLayout", "QHBoxLayout":
+				// For box layout it's AddWidget
+				ret.WriteString(`
+				ui.` + w.Layout.Name + `.AddWidget(` + qwidgetName(`ui.`+child.Widget.Name, child.Widget.Class) + `)
 					`)
 
 			default:
@@ -132,32 +163,43 @@ func generateWidget(w UiWidget, parentName string) (string, error) {
 		ui.` + a.Name + ` = qt.NewQAction(` + parentName + `)
 		ui.` + a.Name + `.SetObjectName(` + strconv.Quote(a.Name) + `)
 		`)
+
+		// QActions are translated in the parent window's context
+		if prop, ok := propertyByName(a.Properties, "text"); ok {
+			ret.WriteString("ui." + a.Name + `.SetText(` + generateString(prop.StringVal, w.Class) + `)` + "\n")
 		}
 
-	// AddActions
+		if prop, ok := propertyByName(a.Properties, "shortcut"); ok {
-	// TODO
+			ret.WriteString("ui." + a.Name + `.SetShortcut(qt.NewQKeySequence2(` + generateString(prop.StringVal, w.Class) + `))` + "\n")
-	// w.AddActions
+		}
+	}
 
 	// Items
 
-	for _, itm := range w.Items {
+	for itemNo, itm := range w.Items {
-		// FIXME add details
+		ret.WriteString("ui." + w.Name + `.AddItem("")` + "\n")
-		_ = itm
-		ret.WriteString("ui." + w.Name + `.AddItem()` + "\n")
-	}
 
-	// Attributes
+		// Check for a "text" property and update the item's text
-	// TODO
+		// Do this as a 2nd step so that the SetItemText can be trapped for retranslateUi()
-	// w.Attributes
+		// TODO Abstract for all SetItem{Foo} properties
+		if prop, ok := propertyByName(itm.Properties, "text"); ok {
+			ret.WriteString("ui." + w.Name + `.SetItemText(` + fmt.Sprintf("%d", itemNo) + `, ` + generateString(prop.StringVal, w.Class) + `)` + "\n")
+		}
+	}
 
 	// Columns
 	// TODO
 	// w.Columns
 
 	// Recurse children
-	setCentralWidget := ""
+	var (
+		setCentralWidget = false
+		setMenuBar       = false
+		setStatusBar     = false
+	)
+
 	for _, child := range w.Widgets {
-		nest, err := generateWidget(child, `ui.`+w.Name)
+		nest, err := generateWidget(child, `ui.`+w.Name, w.Class)
 		if err != nil {
 			return "", fmt.Errorf(w.Name+": %w", err)
 		}
@@ -167,9 +209,53 @@ func generateWidget(w UiWidget, parentName string) (string, error) {
 		// QMainWindow CentralWidget handling
 		// The first listed class can be the central widget.
 		// TODO should it be the first child with a layout? But need to handle windows with no layout
-		if w.Class == `QMainWindow` && setCentralWidget == "" {
+		if w.Class == `QMainWindow` && !setCentralWidget {
 			ret.WriteString(`ui.` + w.Name + `.SetCentralWidget(ui.` + child.Name + ") // Set central widget \n")
-			setCentralWidget = w.Name
+			setCentralWidget = true
+		}
+
+		// QDockWidget also has something like a central widget
+		if w.Class == `QDockWidget` && !setCentralWidget {
+			ret.WriteString(`ui.` + w.Name + `.SetWidget(ui.` + child.Name + ") // Set central widget \n")
+			setCentralWidget = true
+		}
+
+		if w.Class == "QMainWindow" && child.Class == "QMenuBar" && !setMenuBar {
+			ret.WriteString(`ui.` + w.Name + `.SetMenuBar(ui.` + child.Name + `)` + "\n")
+			setMenuBar = true
+		}
+		if w.Class == "QMainWindow" && child.Class == "QStatusBar" && !setStatusBar {
+			ret.WriteString(`ui.` + w.Name + `.SetStatusBar(ui.` + child.Name + `)` + "\n")
+			setStatusBar = true
+		}
+
+		// QTabWidget->QTab handling
+		if w.Class == `QTabWidget` {
+			ret.WriteString(`ui.` + w.Name + `.AddTab(` + qwidgetName(`ui.`+child.Name, child.Class) + `, "")` + "\n")
+		}
+	}
+
+	// AddActions
+	// n.b. This must be *after* all children have been constructed, in case we
+	// are adding a direct child
+
+	for _, a := range w.AddActions {
+		if a.Name == "separator" {
+			// TODO how does Qt Designer disambiguate a real QAction with name="separator" ?
+			ret.WriteString("ui." + w.Name + ".AddSeparator()\n")
+
+		} else {
+			// If we are a menubar, then <addaction> refers to top-level QMenu instead of QAction
+			if w.Class == "QMenuBar" {
+				ret.WriteString("ui." + w.Name + ".AddMenu(ui." + a.Name + ")\n")
+			} else if w.Class == "QMenu" {
+				// QMenu has its own .AddAction() implementation that takes plain string
+				// That's convenient, but it shadows the AddAction version that takes a QAction*
+				// We need to use the underlying QWidget.AddAction explicitly
+				ret.WriteString("ui." + w.Name + ".QWidget.AddAction(ui." + a.Name + ")\n")
+			} else {
+				ret.WriteString("ui." + w.Name + ".AddAction(ui." + a.Name + ")\n")
+			}
 		}
 	}
 
@@ -186,7 +272,7 @@ func generate(packageName string, goGenerateArgs string, u UiFile) ([]byte, erro
 package ` + packageName + `
 	
 import (
-	"github.com/mappu/miqt"
+	"github.com/mappu/miqt/qt"
 )
 
 type ` + u.Class + `Ui struct {
@@ -198,28 +284,31 @@ func New` + u.Class + `Ui() *` + u.Class + `Ui {
 	ui := &` + u.Class + `Ui{}
 	`)
 
-	nest, err := generateWidget(u.Widget, "")
+	nest, err := generateWidget(u.Widget, "", "")
 	if err != nil {
 		return nil, err
 	}
-	ret.WriteString(nest)
 
-	ret.WriteString(`
+	// Don't emit any of the lines that included .Tr(), move them into the
-	return ui
+	// retranslateUi() function
-}
+	var translateFunc []string
-
-// RetranslateUi reapplies all text translations.
-func (u *` + u.Class + `Ui) RetranslateUi() {
-	`)
-
-	// Trap and repeat all lines from `.nest` that include .Tr(.
 	for _, line := range strings.Split(nest, "\n") {
-		if strings.Contains(line, `.Tr(`) {
+		if strings.Contains(line, `_Tr(`) {
+			translateFunc = append(translateFunc, line)
+		} else {
 			ret.WriteString(line + "\n")
 		}
 	}
 
 	ret.WriteString(`
+	ui.Retranslate()
+	
+	return ui
+}
+
+// Retranslate reapplies all text translations.
+func (ui *` + u.Class + `Ui) Retranslate() {
+	` + strings.Join(translateFunc, "\n") + `
 }
 
 	`)

cmd/miqt-uic/uic_test.go

@@ -43,5 +43,5 @@ func TestFixtureMarshalRoundtrip(t *testing.T) {
 
 	}
 
-	testFixture("testdata/fixture1.ui")
+	testFixture("../../examples/uidesigner/design.ui")
 }

cmd/miqt-uic/util.go

@@ -71,3 +71,14 @@ func xmlConvertToSelfClosing(input string) string {
 
 	return strings.Join(lines, "\n")
 }
+
+// propertyByName searches a slice of UiProperty to find one with a matching name.
+func propertyByName(check []UiProperty, search string) (UiProperty, bool) {
+	for _, p := range check {
+		if p.Name == search {
+			return p, true
+		}
+	}
+
+	return UiProperty{}, false
+}

examples/uidesigner/design.go

@@ -0,0 +1,149 @@
+// Generated by miqt-uic. To update this file, edit the .ui file in
+// Qt Designer, and then run 'go generate'.
+//
+//go:generate miqt-uic -InFile design.ui -OutFile design.go
+
+package main
+
+import (
+	"github.com/mappu/miqt/qt"
+)
+
+type MainWindowUi struct {
+	MainWindow         *qt.QMainWindow
+	centralwidget      *qt.QWidget
+	gridLayout         *qt.QGridLayout
+	tabWidget          *qt.QTabWidget
+	tab                *qt.QWidget
+	formLayout         *qt.QFormLayout
+	label              *qt.QLabel
+	comboBox           *qt.QComboBox
+	label_2            *qt.QLabel
+	spinBox            *qt.QSpinBox
+	tab_2              *qt.QWidget
+	treeWidget         *qt.QTreeWidget
+	menubar            *qt.QMenuBar
+	menu_File          *qt.QMenu
+	statusbar          *qt.QStatusBar
+	dockWidget         *qt.QDockWidget
+	dockWidgetContents *qt.QWidget
+	verticalLayout     *qt.QVBoxLayout
+	calendarWidget     *qt.QCalendarWidget
+	action_New         *qt.QAction
+	actionE_xit        *qt.QAction
+}
+
+// NewMainWindowUi creates all Qt widget classes for MainWindow.
+func NewMainWindowUi() *MainWindowUi {
+	ui := &MainWindowUi{}
+
+	ui.MainWindow = qt.NewQMainWindow2(nil)
+	ui.MainWindow.SetObjectName("MainWindow")
+	ui.MainWindow.Resize(800, 600)
+	ui.MainWindow.SetWindowTitle("MainWindow")
+
+	ui.action_New = qt.NewQAction()
+	ui.action_New.SetObjectName("action_New")
+
+	ui.actionE_xit = qt.NewQAction()
+	ui.actionE_xit.SetObjectName("actionE_xit")
+
+	ui.centralwidget = qt.NewQWidget2(ui.MainWindow.QWidget)
+	ui.centralwidget.SetObjectName("centralwidget")
+
+	ui.gridLayout = qt.NewQGridLayout(ui.centralwidget)
+	ui.gridLayout.SetObjectName("gridLayout")
+
+	ui.tabWidget = qt.NewQTabWidget2(ui.centralwidget)
+	ui.tabWidget.SetObjectName("tabWidget")
+
+	ui.tab = qt.NewQWidget2(ui.tabWidget.QWidget)
+	ui.tab.SetObjectName("tab")
+
+	ui.formLayout = qt.NewQFormLayout2(ui.tab)
+	ui.formLayout.SetObjectName("formLayout")
+
+	ui.label = qt.NewQLabel3(ui.tab)
+	ui.label.SetObjectName("label")
+
+	ui.formLayout.SetWidget(0, qt.QFormLayout__LabelRole, ui.label.QWidget)
+
+	ui.comboBox = qt.NewQComboBox2(ui.tab)
+	ui.comboBox.SetObjectName("comboBox")
+	ui.comboBox.AddItem("")
+	ui.comboBox.AddItem("")
+
+	ui.formLayout.SetWidget(0, qt.QFormLayout__FieldRole, ui.comboBox.QWidget)
+
+	ui.label_2 = qt.NewQLabel3(ui.tab)
+	ui.label_2.SetObjectName("label_2")
+
+	ui.formLayout.SetWidget(1, qt.QFormLayout__LabelRole, ui.label_2.QWidget)
+
+	ui.spinBox = qt.NewQSpinBox2(ui.tab)
+	ui.spinBox.SetObjectName("spinBox")
+
+	ui.formLayout.SetWidget(1, qt.QFormLayout__FieldRole, ui.spinBox.QWidget)
+	ui.tabWidget.AddTab(ui.tab, "")
+
+	ui.tab_2 = qt.NewQWidget2(ui.tabWidget.QWidget)
+	ui.tab_2.SetObjectName("tab_2")
+	ui.tabWidget.AddTab(ui.tab_2, "")
+
+	ui.gridLayout.AddWidget2(ui.tabWidget.QWidget, 0, 0)
+
+	ui.treeWidget = qt.NewQTreeWidget2(ui.centralwidget)
+	ui.treeWidget.SetObjectName("treeWidget")
+	ui.treeWidget.SetFrameShape(qt.QFrame__Panel)
+
+	ui.gridLayout.AddWidget2(ui.treeWidget.QWidget, 0, 1)
+	ui.MainWindow.SetCentralWidget(ui.centralwidget) // Set central widget
+
+	ui.menubar = qt.NewQMenuBar2(ui.MainWindow.QWidget)
+	ui.menubar.SetObjectName("menubar")
+	ui.menubar.Resize(800, 29)
+
+	ui.menu_File = qt.NewQMenu3(ui.menubar.QWidget)
+	ui.menu_File.SetObjectName("menu_File")
+	ui.menu_File.QWidget.AddAction(ui.action_New)
+	ui.menu_File.AddSeparator()
+	ui.menu_File.QWidget.AddAction(ui.actionE_xit)
+	ui.menubar.AddMenu(ui.menu_File)
+	ui.MainWindow.SetMenuBar(ui.menubar)
+
+	ui.statusbar = qt.NewQStatusBar2(ui.MainWindow.QWidget)
+	ui.statusbar.SetObjectName("statusbar")
+	ui.MainWindow.SetStatusBar(ui.statusbar)
+
+	ui.dockWidget = qt.NewQDockWidget5(ui.MainWindow.QWidget)
+	ui.dockWidget.SetObjectName("dockWidget")
+
+	ui.dockWidgetContents = qt.NewQWidget2(ui.dockWidget.QWidget)
+	ui.dockWidgetContents.SetObjectName("dockWidgetContents")
+
+	ui.verticalLayout = qt.NewQVBoxLayout2(ui.dockWidgetContents)
+	ui.verticalLayout.SetObjectName("verticalLayout")
+
+	ui.calendarWidget = qt.NewQCalendarWidget2(ui.dockWidgetContents)
+	ui.calendarWidget.SetObjectName("calendarWidget")
+
+	ui.verticalLayout.AddWidget(ui.calendarWidget.QWidget)
+	ui.dockWidget.SetWidget(ui.dockWidgetContents) // Set central widget
+
+	ui.Retranslate()
+
+	return ui
+}
+
+// Retranslate reapplies all text translations.
+func (ui *MainWindowUi) Retranslate() {
+	ui.action_New.SetText(qt.QMainWindow_Tr("&New..."))
+	ui.actionE_xit.SetText(qt.QMainWindow_Tr("E&xit"))
+	ui.actionE_xit.SetShortcut(qt.NewQKeySequence2(qt.QMainWindow_Tr("Ctrl+Q")))
+	ui.label.SetText(qt.QWidget_Tr("Dropdown:"))
+	ui.comboBox.SetItemText(0, qt.QComboBox_Tr("First"))
+	ui.comboBox.SetItemText(1, qt.QComboBox_Tr("Second"))
+	ui.label_2.SetText(qt.QWidget_Tr("Number:"))
+	ui.menu_File.SetTitle(qt.QMenuBar_Tr("&File"))
+	ui.dockWidget.SetWindowTitle(qt.QMainWindow_Tr("Dock Title"))
+}

examples/uidesigner/main.go

@@ -0,0 +1,20 @@
+package main
+
+import (
+	"fmt"
+	"os"
+
+	"github.com/mappu/miqt/qt"
+)
+
+func main() {
+
+	qt.NewQApplication(os.Args)
+
+	ui := NewMainWindowUi()
+	ui.MainWindow.Show()
+
+	qt.QApplication_Exec()
+
+	fmt.Println("OK!")
+}