func main() { walk.Initialize(walk.InitParams{PanicOnError: true}) defer walk.Shutdown() myWindow, _ := walk.NewMainWindow() myWindow.SetLayout(walk.NewVBoxLayout()) myWindow.SetTitle("Listbox example") splitter, _ := walk.NewSplitter(myWindow) splitter.SetOrientation(walk.Vertical) lb, _ := walk.NewListBox(splitter) valueEdit, _ := walk.NewTextEdit(splitter) valueEdit.SetReadOnly(true) //env model em := NewEnvModel() for _, env := range os.Environ() { i := strings.Index(env, "=") if i == 0 { continue } varName := env[0:i] value := env[i+1:] envItem := EnvItem{varName, value} em.envItems = append(em.envItems, envItem) } fmt.Println("The len of Model", em.ItemCount()) lb.SetModel(em) lb.CurrentIndexChanged().Attach(func() { if curVar, ok := em.Value(lb.CurrentIndex()).(string); ok { value := em.envItems[lb.CurrentIndex()].value value = strings.Replace(value, ";", "\r\n", -1) valueEdit.SetText(value) fmt.Println("CurrentIndex:", lb.CurrentIndex()) fmt.Println("CurrentEnvVarName:", curVar) } }) lb.DblClicked().Attach(func() { value := em.envItems[lb.CurrentIndex()].value value = strings.Replace(value, ";", "\r\n", -1) valueEdit.SetText(value) walk.MsgBox(myWindow, "About", value, walk.MsgBoxOK|walk.MsgBoxIconInformation) }) myWindow.Show() myWindow.SetMinMaxSize(walk.Size{320, 240}, walk.Size{}) myWindow.SetSize(walk.Size{400, 500}) myWindow.Run() }
func (s Splitter) Create(parent walk.Container) error { w, err := walk.NewSplitter(parent) if err != nil { return err } return InitWidget(s, w, func() error { if s.HandleWidth > 0 { if err := w.SetHandleWidth(s.HandleWidth); err != nil { return err } } if err := w.SetOrientation(walk.Orientation(s.Orientation)); err != nil { return err } if s.AssignTo != nil { *s.AssignTo = w } return nil }) }
func (s Splitter) Create(builder *Builder) error { w, err := walk.NewSplitter(builder.Parent()) if err != nil { return err } return builder.InitWidget(s, w, func() error { if s.HandleWidth > 0 { if err := w.SetHandleWidth(s.HandleWidth); err != nil { return err } } if err := w.SetOrientation(walk.Orientation(s.Orientation)); err != nil { return err } if s.AssignTo != nil { *s.AssignTo = w } return nil }) }
func (mw *MainWindow) initPoseInfo() { if modelItem == nil { return } model := modelItem.img if model == nil { return } // Get the pose count poseCnt := 1 x := model.Bounds().Min.X y := model.Bounds().Min.Y w := model.Bounds().Dx() h := model.Bounds().Dy() for i := 2; i < POSE_CNT_MAX; i++ { sh := h / i for j := 1; j < i; j++ { beginY := sh * j // Erase the boundary by 1 pix to handel the neighbor pix for z := 1; z < w-1; z++ { _, _, _, a := model.At(x+z, y+beginY).RGBA() if a != 0 { _, _, _, la := model.At(x+z-1, y+beginY).RGBA() _, _, _, ra := model.At(x+z+1, y+beginY).RGBA() _, _, _, ta := model.At(x+z, y+beginY-1).RGBA() _, _, _, da := model.At(x+z, y+beginY+1).RGBA() if la != 0 && ra != 0 && ta != 0 && da != 0 { fmt.Println("Pose alpha:", x+z, y+beginY, a) goto nextPose } } } } poseCnt = i break nextPose: } fmt.Println("Pose count: ", poseCnt) // Init the pose list imageW = w / int(mw.uiFrameCnt.Value()) imageH = h / poseCnt mw.resetImageList() boundary = image.Rect(0, 0, imageW, imageH) tmpBound := boundary // Read all png images for i := 0; i < poseCnt; i++ { for j := 0; j < int(mw.uiFrameCnt.Value()); j++ { deltaX := imageW * j deltaY := imageH * i tmpBound = boundary.Add(image.Point{deltaX, deltaY}) newImg := new(ImageItem) newImg.fname = "" newImg.img = modelItem.img.SubImage(tmpBound).(ImageExt) newImg.bm, _ = walk.NewBitmapFromImage(newImg.img) imgList = append(imgList, newImg) } } } /* func (mw *MainWindow) onUiSetFrameCnt() { if modelItem == nil { return } // imageW = modelItem.img.Bounds().Dx() // imageH = modelItem.img.Bounds().Dy() // poseCnt := mw.getPoseCnt() playPose = int(mw.uiPlayPose.Value()) mw.setImageSize() }*/ func (mw *MainWindow) refreshToolBar(mode int) { mw.uiConvirm.SetEnabled(false) mw.uiComposeAction.SetEnabled(false) mw.uiPoseCnt.SetEnabled(false) mw.mode = mode mw.uiFrameCnt.SetEnabled(false) if mw.mode == MODE_INVALID { return } if mw.mode == MODE_PLAY { return } if mw.mode == MODE_COMPOSE { mw.uiFrameCnt.SetEnabled(true) mw.uiComposeAction.SetEnabled(true) } } func (mw *MainWindow) getPoseInfo() (int, int) { totalFrame := len(imgList) poseCnt := mw.getPoseCnt() if poseCnt >= totalFrame { return 1, totalFrame } if totalFrame%poseCnt != 0 { return 1, totalFrame } return poseCnt, totalFrame / poseCnt } func (mw *MainWindow) composeImg(fullname string) { poseCnt, frame := mw.getPoseInfo() if frame == 0 { return } sw := boundary.Dx() sh := boundary.Dy() + yBoundAdd //var rgba bool _newBound := image.Rect(0, 0, sw*frame, sh*poseCnt) // No need to check the source image type. var result draw.Image firstImg := imgList[0].img switch firstImg.(type) { case *image.RGBA: result = image.NewRGBA(_newBound) case *image.RGBA64: result = image.NewRGBA64(_newBound) case *image.NRGBA: result = image.NewNRGBA(_newBound) case *image.NRGBA64: result = image.NewNRGBA64(_newBound) default: fmt.Println("image type: ", reflect.TypeOf(firstImg)) println("Unsupported image type") return } // Compress to RGBA32, Stride // result := image.NewRGBA(_newBound) // result.Stride = result.Bounds().Dx() singleBound := image.Rect(0, 0, sw, sh) for i, _img := range imgList { _subImg := _img.img.SubImage(boundary) col := i % frame row := i / frame drawBound := singleBound.Add(image.Point{sw * col, sh * row}) draw.Draw(result, drawBound, _subImg, _subImg.Bounds().Min, draw.Src) } // Modify stride // fmt.Println("Stride ", result.Stride) f, err := os.OpenFile(fullname, os.O_RDWR|os.O_CREATE, os.ModePerm) if err != nil { panic(err) return } defer f.Close() f.Truncate(0) // buf := bufio.NewWriterSize(f, 1024 * 1000) buf := bufio.NewWriter(f) png.Encode(buf, result) } func setIcon(ui *walk.Action, fname string) { fpath := "./img/" + fname _, err := os.Stat(fpath) if err != nil { fmt.Println(err) return } img, _ := walk.NewBitmapFromFile(fpath) ui.SetImage(img) } func (mw *MainWindow) initMenu() { fileMenu, _ := walk.NewMenu() fileMenuAction, _ := mw.Menu().Actions().AddMenu(fileMenu) fileMenuAction.SetText("&File") imageList, _ := walk.NewImageList(walk.Size{TB_H, TB_H}, 0) mw.ToolBar().SetImageList(imageList) openAction := walk.NewAction() setIcon(openAction, "open.png") openAction.SetText("&Open") openAction.Triggered().Attach(func() { go mw.openImage(MODE_COMPOSE) }) fileMenu.Actions().Add(openAction) mw.ToolBar().Actions().Add(openAction) /// // Load loadAction := walk.NewAction() setIcon(loadAction, "load.png") loadAction.SetText("&Load") loadAction.Triggered().Attach(func() { mw.openImage(MODE_PLAY) }) fileMenu.Actions().Add(loadAction) mw.ToolBar().Actions().Add(loadAction) helpMenu, _ := walk.NewMenu() helpMenuAction, _ := mw.Menu().Actions().AddMenu(helpMenu) helpMenuAction.SetText("&Help") aboutAction := walk.NewAction() helpMenu.Actions().Add(aboutAction) aboutAction.SetText("&About") aboutAction.Triggered().Attach(func() { walk.MsgBox(mw, "About", "Image composer V0.1\nAuthor:heml", walk.MsgBoxOK|walk.MsgBoxIconInformation) }) // Image operations // Save mw.uiComposeAction = walk.NewAction() setIcon(mw.uiComposeAction, "save.png") mw.uiComposeAction.SetText("&Save") mw.uiComposeAction.Triggered().Attach(func() { mw.saveImage() }) fileMenu.Actions().Add(mw.uiComposeAction) mw.ToolBar().Actions().Add(mw.uiComposeAction) // Exit exitAction := walk.NewAction() exitAction.SetText("E&xit") exitAction.Triggered().Attach(func() { walk.App().Exit(0) }) fileMenu.Actions().Add(exitAction) } func (mw *MainWindow) initCanvas() { for i := 0; i < POSE_CNT_MAX; i++ { iv, _ := selfWidget.NewMyImageView(mw) mw.imageView[i] = iv } } func (mw *MainWindow) initOtherBars() { sp, _ := walk.NewSplitter(mw) sp.SetSize(walk.Size{400, 20}) lab, _ := walk.NewLabel(sp) lab.SetSize(walk.Size{16, 30}) // lab.SetText("Pose") // others mw.uiFrameCnt, _ = walk.NewNumberEdit(sp) //mw.uiFrameCnt.SetSize(walk.Size{42, TB_H}) mw.uiFrameCnt.SetRange(1, 100) mw.uiFrameCnt.SetDecimals(0) mw.uiFrameCnt.SetValue(8) mw.uiFrameCnt.SetEnabled(false) mw.uiFrameCnt.SetToolTipText(ttPlayPose) mw.uiPoseCnt, _ = walk.NewNumberEdit(sp) //mw.uiPoseCnt.SetSize(walk.Size{42, TB_H}) mw.uiPoseCnt.SetRange(1, 100) mw.uiPoseCnt.SetValue(1) mw.uiPoseCnt.SetDecimals(0) mw.uiPoseCnt.SetToolTipText(ttPosCnt) mw.uiAddBoundY, _ = walk.NewNumberEdit(sp) mw.uiAddBoundY.SetRange(1, 1000) mw.uiAddBoundY.SetValue(0) mw.uiAddBoundY.SetDecimals(0) mw.uiAddBoundY.ValueChanged().Attach(func() { yBoundAdd = int(mw.uiAddBoundY.Value()) if yBoundAdd < -imageH { yBoundAdd = -imageH } if yBoundAdd > (imageH - boundary.Max.Y) { yBoundAdd = imageH - boundary.Max.Y } mw.uiAddBoundY.SetValue(float64(yBoundAdd)) mw.setImageSize() }) mw.uiConvirm, _ = walk.NewPushButton(sp) mw.uiConvirm.SetText("OK") mw.uiConvirm.Clicked().Attach(func() { // Get some fresh data. // mw.onUiSetFrameCnt() }) walk.InitWidget(sp, mw, FREEZEIZE_CLASS, winapi.CCS_NORESIZE, winapi.WS_EX_TOOLWINDOW|winapi.WS_EX_WINDOWEDGE) } func newMainWindow() { walk.SetPanicOnError(true) mainWnd, _ := walk.NewMainWindow() mw := &MainWindow{MainWindow: mainWnd} mw.viewGrid = walk.NewGridLayout() mw.SetLayout(mw.viewGrid) mw.viewGrid.SetRowStretchFactor(GRID_CNT, 2) mw.viewGrid.SetColumnStretchFactor(GRID_CNT, 2) mw.viewGrid.SetMargins(walk.Margins{6, 28, 2, 6}) mw.SetTitle("Image composer") mw.initMenu() mw.initOtherBars() mw.initCanvas() mw.SetMinMaxSize(walk.Size{800, 600}, walk.Size{}) mw.SetSize(walk.Size{800, 600}) mw.refreshToolBar(MODE_INVALID) mw.Show() mw.Run() } func init() { walk.MustRegisterWindowClass(FREEZEIZE_CLASS) runtime.GOMAXPROCS(2) screenW = int(winapi.GetSystemMetrics(winapi.SM_CXSCREEN)) screenH = int(winapi.GetSystemMetrics(winapi.SM_CYSCREEN)) } func main() { newMainWindow() }
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() }