func (mw *MainWindow) showError(err os.Error) {
if err == nil {
return
}
walk.MsgBox(mw, "Error", err.String(), walk.MsgBoxOK|walk.MsgBoxIconError)
}
func main() {
walk.Initialize(walk.InitParams{PanicOnError: true})
defer walk.Shutdown()
mainWnd, _ := walk.NewMainWindow()
mw := &MainWindow{MainWindow: mainWnd}
mw.SetLayout(walk.NewVBoxLayout())
mw.SetTitle("Walk Image Viewer Example")
mw.tabWidget, _ = walk.NewTabWidget(mw)
imageList, _ := walk.NewImageList(walk.Size{16, 16}, 0)
mw.ToolBar().SetImageList(imageList)
fileMenu, _ := walk.NewMenu()
fileMenuAction, _ := mw.Menu().Actions().AddMenu(fileMenu)
fileMenuAction.SetText("&File")
openBmp, _ := walk.NewBitmapFromFile("../img/open.png")
openAction := walk.NewAction()
openAction.SetImage(openBmp)
openAction.SetText("&Open")
openAction.Triggered().Attach(func() { mw.openImage() })
fileMenu.Actions().Add(openAction)
mw.ToolBar().Actions().Add(openAction)
exitAction := walk.NewAction()
exitAction.SetText("E&xit")
exitAction.Triggered().Attach(func() { walk.App().Exit(0) })
fileMenu.Actions().Add(exitAction)
helpMenu, _ := walk.NewMenu()
helpMenuAction, _ := mw.Menu().Actions().AddMenu(helpMenu)
helpMenuAction.SetText("&Help")
aboutAction := walk.NewAction()
aboutAction.SetText("&About")
aboutAction.Triggered().Attach(func() {
walk.MsgBox(mw, "About", "Walk Image Viewer Example", walk.MsgBoxOK|walk.MsgBoxIconInformation)
})
helpMenu.Actions().Add(aboutAction)
mw.SetMinMaxSize(walk.Size{320, 240}, walk.Size{})
mw.SetSize(walk.Size{800, 600})
mw.Show()
mw.Run()
}
func main() {
walk.Initialize(walk.InitParams{PanicOnError: true})
defer walk.Shutdown()
mainWnd, _ := walk.NewMainWindow()
mw := &MainWindow{MainWindow: mainWnd}
mw.SetTitle("Walk Web Browser Example")
mw.SetLayout(walk.NewVBoxLayout())
fileMenu, _ := walk.NewMenu()
fileMenuAction, _ := mw.Menu().Actions().AddMenu(fileMenu)
fileMenuAction.SetText("&File")
exitAction := walk.NewAction()
exitAction.SetText("E&xit")
exitAction.Triggered().Attach(func() { walk.App().Exit(0) })
fileMenu.Actions().Add(exitAction)
helpMenu, _ := walk.NewMenu()
helpMenuAction, _ := mw.Menu().Actions().AddMenu(helpMenu)
helpMenuAction.SetText("&Help")
aboutAction := walk.NewAction()
aboutAction.SetText("&About")
aboutAction.Triggered().Attach(func() {
walk.MsgBox(mw, "About", "Walk Web Browser Example", walk.MsgBoxOK|walk.MsgBoxIconInformation)
})
helpMenu.Actions().Add(aboutAction)
mw.urlLineEdit, _ = walk.NewLineEdit(mw)
mw.urlLineEdit.ReturnPressed().Attach(func() {
mw.webView.SetURL(mw.urlLineEdit.Text())
})
mw.webView, _ = walk.NewWebView(mw)
mw.webView.SetURL("http://golang.org")
mw.SetMinMaxSize(walk.Size{600, 400}, walk.Size{})
mw.SetSize(walk.Size{800, 600})
mw.Show()
mw.Run()
}
func main() {
// Initialize walk and specify that we want errors to be panics.
walk.Initialize(walk.InitParams{PanicOnError: true})
defer walk.Shutdown()
// We need either a walk.MainWindow or a walk.Dialog for their message loop.
// We will not make it visible in this example, though.
mw, _ := walk.NewMainWindow()
// We load our icon from a file.
icon, _ := walk.NewIconFromFile("../img/x.ico")
// Create the notify icon and make sure we clean it up on exit.
notifyIcon, _ := walk.NewNotifyIcon()
defer notifyIcon.Dispose()
// Set the icon and a tool tip text.
notifyIcon.SetIcon(icon)
notifyIcon.SetToolTip("Click for info or use the context menu to exit.")
// When the left mouse button is pressed, bring up our about box.
notifyIcon.MouseDown().Attach(func(x, y int, button walk.MouseButton) {
if button != walk.LeftButton {
return
}
walk.MsgBox(mw, "About", "Walk NotifyIcon Example", walk.MsgBoxIconInformation)
})
// We put an exit action into the context menu.
exitAction := walk.NewAction()
exitAction.SetText("E&xit")
exitAction.Triggered().Attach(func() { walk.App().Exit(0) })
notifyIcon.ContextMenu().Actions().Add(exitAction)
// The notify icon is hidden initially, so we have to make it visible.
notifyIcon.SetVisible(true)
// Run the message loop.
mw.Run()
}
func main() {
walk.Initialize(walk.InitParams{PanicOnError: true})
defer walk.Shutdown()
rand.Seed(time.Seconds())
mainWnd, _ := walk.NewMainWindow()
mw := &MainWindow{
MainWindow: mainWnd,
model: &FooModel{},
}
// We want the model to be populated right from the beginning.
mw.model.ResetRows()
mw.SetLayout(walk.NewVBoxLayout())
mw.SetTitle("Walk TableView Example")
fileMenu, _ := walk.NewMenu()
fileMenuAction, _ := mw.Menu().Actions().AddMenu(fileMenu)
fileMenuAction.SetText("&File")
exitAction := walk.NewAction()
exitAction.SetText("E&xit")
exitAction.Triggered().Attach(func() { walk.App().Exit(0) })
fileMenu.Actions().Add(exitAction)
helpMenu, _ := walk.NewMenu()
helpMenuAction, _ := mw.Menu().Actions().AddMenu(helpMenu)
helpMenuAction.SetText("&Help")
aboutAction := walk.NewAction()
aboutAction.SetText("&About")
aboutAction.Triggered().Attach(func() {
walk.MsgBox(mw, "About", "Walk TableView Example", walk.MsgBoxOK|walk.MsgBoxIconInformation)
})
helpMenu.Actions().Add(aboutAction)
resetRowsButton, _ := walk.NewPushButton(mw)
resetRowsButton.SetText("Reset Rows")
resetRowsButton.Clicked().Attach(func() {
// Get some fresh data.
mw.model.ResetRows()
})
tableView, _ := walk.NewTableView(mw)
// Everybody loves check boxes.
tableView.SetCheckBoxes(true)
// Don't forget to set the model.
tableView.SetModel(mw.model)
mw.SetMinMaxSize(walk.Size{320, 240}, walk.Size{})
mw.SetSize(walk.Size{800, 600})
mw.Show()
mw.Run()
}
func main() {
walk.Initialize(walk.InitParams{PanicOnError: true})
defer walk.Shutdown()
mainWnd, _ := walk.NewMainWindow()
mw := &MainWindow{
MainWindow: mainWnd,
fileInfoModel: &FileInfoModel{},
}
mw.SetTitle("Walk File Browser Example")
mw.SetLayout(walk.NewHBoxLayout())
fileMenu, _ := walk.NewMenu()
fileMenuAction, _ := mw.Menu().Actions().AddMenu(fileMenu)
fileMenuAction.SetText("&File")
exitAction := walk.NewAction()
exitAction.SetText("E&xit")
exitAction.Triggered().Attach(func() { walk.App().Exit(0) })
fileMenu.Actions().Add(exitAction)
helpMenu, _ := walk.NewMenu()
helpMenuAction, _ := mw.Menu().Actions().AddMenu(helpMenu)
helpMenuAction.SetText("&Help")
aboutAction := walk.NewAction()
aboutAction.SetText("&About")
aboutAction.Triggered().Attach(func() {
walk.MsgBox(mw, "About", "Walk File Browser Example", walk.MsgBoxOK|walk.MsgBoxIconInformation)
})
helpMenu.Actions().Add(aboutAction)
splitter, _ := walk.NewSplitter(mw)
mw.treeView, _ = walk.NewTreeView(splitter)
mw.treeView.ItemExpanded().Attach(func(item *walk.TreeViewItem) {
children := item.Children()
if children.Len() == 1 && children.At(0).Text() == "" {
mw.populateTreeViewItem(item)
}
})
mw.treeView.SelectionChanged().Attach(func(old, new *walk.TreeViewItem) {
mw.selTvwItem = new
mw.showError(mw.fileInfoModel.ResetRows(pathForTreeViewItem(new)))
})
drives, _ := walk.DriveNames()
mw.treeView.SetSuspended(true)
for _, drive := range drives {
driveItem := newTreeViewItem(drive[:2])
mw.treeView.Items().Add(driveItem)
}
mw.treeView.SetSuspended(false)
mw.tableView, _ = walk.NewTableView(splitter)
mw.tableView.SetModel(mw.fileInfoModel)
mw.tableView.SetSingleItemSelection(true)
mw.tableView.CurrentIndexChanged().Attach(func() {
var url string
index := mw.tableView.CurrentIndex()
if index > -1 {
name := mw.fileInfoModel.items[index].Name
url = path.Join(pathForTreeViewItem(mw.selTvwItem), name)
}
mw.preview.SetURL(url)
})
mw.preview, _ = walk.NewWebView(splitter)
mw.SetMinMaxSize(walk.Size{600, 400}, walk.Size{})
mw.SetSize(walk.Size{800, 600})
mw.Show()
mw.Run()
}