func render_all(rects []Rect, m int) { gtk.Init(&os.Args) window := gtk.Window(gtk.GTK_WINDOW_TOPLEVEL) window.SetTitle("GTK DrawingArea") window.Connect("destroy", func() { gtk.MainQuit() }, nil) vbox := gtk.VBox(true, 0) vbox.SetBorderWidth(5) drawingarea = gtk.DrawingArea() var pixmap *gdk.GdkPixmap drawingarea.Connect("configure-event", func() { if pixmap != nil { pixmap.Unref() } var allocation gtk.GtkAllocation drawingarea.GetAllocation(&allocation) draw = drawingarea.GetWindow().GetDrawable() pixmap = gdk.Pixmap(drawingarea.GetWindow().GetDrawable(), allocation.Width, allocation.Height, 24) gc = gdk.GC(pixmap.GetDrawable()) gc.SetRgbFgColor(gdk.Color("white")) pixmap.GetDrawable().DrawRectangle(gc, true, 0, 0, -1, -1) gc.SetRgbFgColor(gdk.Color("black")) gc.SetRgbBgColor(gdk.Color("white")) }, nil) drawingarea.Connect("expose-event", func() { if pixmap != nil { drawingarea.GetWindow().GetDrawable().DrawDrawable(gc, pixmap.GetDrawable(), 0, 0, 0, 0, -1, -1) } draw_all(rects, m) }, nil) vbox.Add(drawingarea) window.Add(vbox) window.Maximize() window.ShowAll() gtk.Main() }
func main() { gtk.Init(&os.Args) window := gtk.Window(gtk.GTK_WINDOW_TOPLEVEL) window.SetTitle("We love Expander") window.Connect("destroy", func() { gtk.MainQuit() }, nil) vbox := gtk.VBox(true, 0) vbox.SetBorderWidth(5) expander := gtk.Expander("dan the ...") expander.Add(gtk.Label("404 contents not found")) vbox.PackStart(expander, false, false, 0) window.Add(vbox) window.ShowAll() gtk.Main() }
func main() { runtime.GOMAXPROCS(10) gdk.ThreadsInit() gdk.ThreadsEnter() gtk.Init(nil) window := gtk.Window(gtk.GTK_WINDOW_TOPLEVEL) window.Connect("destroy", func() { gtk.MainQuit() }, nil) vbox := gtk.VBox(false, 1) label1 := gtk.Label("") vbox.Add(label1) label2 := gtk.Label("") vbox.Add(label2) window.Add(vbox) window.SetSizeRequest(100, 100) window.ShowAll() syscall.Sleep(1000 * 1000 * 100) go (func() { for i := 0; i < 300000; i++ { gdk.ThreadsEnter() label1.SetLabel(strconv.Itoa(i)) gdk.ThreadsLeave() } gtk.MainQuit() })() go (func() { for i := 300000; i >= 0; i-- { gdk.ThreadsEnter() label2.SetLabel(strconv.Itoa(i)) gdk.ThreadsLeave() } gtk.MainQuit() })() gtk.Main() }
func main() { gtk.Init(&os.Args) window := gtk.Window(gtk.GTK_WINDOW_TOPLEVEL) window.SetTitle("GTK DrawingArea") window.Connect("destroy", func() { gtk.MainQuit() }, nil) vbox := gtk.VBox(true, 0) vbox.SetBorderWidth(5) drawingarea := gtk.DrawingArea() var p1, p2 point var mt uint var gdkwin *gdk.GdkWindow var pixmap *gdk.GdkPixmap var gc *gdk.GdkGC p1.x = -1 p1.y = -1 drawingarea.Connect("configure-event", func() { if pixmap != nil { pixmap.Unref() } var allocation gtk.GtkAllocation drawingarea.GetAllocation(&allocation) pixmap = gdk.Pixmap(drawingarea.GetWindow().GetDrawable(), allocation.Width, allocation.Height, 24) gc = gdk.GC(pixmap.GetDrawable()) gc.SetRgbFgColor(gdk.Color("white")) pixmap.GetDrawable().DrawRectangle(gc, true, 0, 0, -1, -1) gc.SetRgbFgColor(gdk.Color("black")) gc.SetRgbBgColor(gdk.Color("white")) }, nil) drawingarea.Connect("motion-notify-event", func() { if gdkwin == nil { gdkwin = drawingarea.GetWindow() } gdkwin.GetPointer(&p2.x, &p2.y, &mt) if p1.x != -1 && p2.x != -1 && (mt&gdk.GDK_BUTTON_PRESS_MASK) != 0 { pixmap.GetDrawable().DrawLine(gc, p1.x, p1.y, p2.x, p2.y) drawingarea.GetWindow().Invalidate(nil, false) } p1 = p2 }, nil) drawingarea.Connect("expose-event", func() { if pixmap != nil { drawingarea.GetWindow().GetDrawable().DrawDrawable(gc, pixmap.GetDrawable(), 0, 0, 0, 0, -1, -1) } }, nil) drawingarea.SetEvents(gdk.GDK_POINTER_MOTION_MASK | gdk.GDK_POINTER_MOTION_HINT_MASK | gdk.GDK_BUTTON_PRESS_MASK) vbox.Add(drawingarea) window.Add(vbox) window.SetSizeRequest(400, 400) window.ShowAll() gtk.Main() }
func main() { gtk.Init(nil) window := gtk.Window(gtk.GTK_WINDOW_TOPLEVEL) window.SetTitle("GTK Go!") window.Connect("destroy", func(w *gtk.GtkWidget, user_data string) { println("got destroy!", user_data) gtk.MainQuit() }, "foo") //-------------------------------------------------------- // GtkVBox //-------------------------------------------------------- vbox := gtk.VBox(false, 1) //-------------------------------------------------------- // GtkMenuBar //-------------------------------------------------------- menubar := gtk.MenuBar() vbox.PackStart(menubar, false, false, 0) //-------------------------------------------------------- // GtkMenuItem //-------------------------------------------------------- filemenu := gtk.MenuItemWithMnemonic("_File") menubar.Append(filemenu) filesubmenu := gtk.Menu() filemenu.SetSubmenu(filesubmenu) exitmenuitem := gtk.MenuItemWithMnemonic("E_xit") exitmenuitem.Connect("activate", func() { gtk.MainQuit() }, nil) filesubmenu.Append(exitmenuitem) filemenu = gtk.MenuItemWithMnemonic("_Help") menubar.Append(filemenu) filesubmenu = gtk.Menu() filemenu.SetSubmenu(filesubmenu) exitmenuitem = gtk.MenuItemWithMnemonic("_About") exitmenuitem.Connect("activate", func() { dialog := gtk.AboutDialog() dialog.SetName("Go-Gtk Demo!") dialog.SetProgramName("demo") dialog.SetAuthors([]string{ "Yasuhiro Matsumoto <*****@*****.**>", "David Roundy <*****@*****.**>"}) dir, _ := path.Split(os.Args[0]) imagefile := path.Join(dir, "../../data/mattn-logo.png") pixbuf, _ := gdkpixbuf.PixbufFromFile(imagefile) dialog.SetLogo(pixbuf) dialog.SetLicense("The library is available under the same terms and conditions as the Go, the BSD style license, and the LGPL (Lesser GNU Public License). The idea is that if you can use Go (and Gtk) in a project, you should also be able to use go-gtk.") dialog.SetWrapLicense(true) dialog.Run() dialog.Destroy() }, nil) filesubmenu.Append(exitmenuitem) //-------------------------------------------------------- // GtkVPaned //-------------------------------------------------------- vpaned := gtk.VPaned() vbox.Add(vpaned) //-------------------------------------------------------- // GtkFrame //-------------------------------------------------------- frame1 := gtk.Frame("Demo") framebox1 := gtk.VBox(false, 1) frame1.Add(framebox1) frame2 := gtk.Frame("Demo") framebox2 := gtk.VBox(false, 1) frame2.Add(framebox2) vpaned.Add1(frame1) vpaned.Add2(frame2) //-------------------------------------------------------- // GtkImage //-------------------------------------------------------- dir, _ := path.Split(os.Args[0]) imagefile := path.Join(dir, "../../data/go-gtk-logo.png") label := gtk.Label("Go Binding for GTK") label.ModifyFontEasy("DejaVu Serif 15") framebox1.PackStart(label, false, true, 0) entry := gtk.Entry() entry.SetText("Hello world") framebox1.Add(entry) image := gtk.ImageFromFile(imagefile) framebox1.Add(image) //-------------------------------------------------------- // GtkScale //-------------------------------------------------------- scale := gtk.HScaleWithRange(0, 100, 1) scale.Connect("value-changed", func() { print("scale: ", int(scale.GetValue()), "\n") }, nil) framebox2.Add(scale) //-------------------------------------------------------- // GtkHBox //-------------------------------------------------------- buttons := gtk.HBox(false, 1) //-------------------------------------------------------- // GtkButton //-------------------------------------------------------- button := gtk.ButtonWithLabel("Button with label") button.Clicked(func() { print("button clicked: ", button.GetLabel(), "\n") messagedialog := gtk.MessageDialog( button.GetTopLevelAsWindow(), gtk.GTK_DIALOG_MODAL, gtk.GTK_MESSAGE_INFO, gtk.GTK_BUTTONS_OK, entry.GetText()) messagedialog.Response(func() { println("Dialog OK!") //-------------------------------------------------------- // GtkFileChooserDialog //-------------------------------------------------------- filechooserdialog := gtk.FileChooserDialog( "Choose File...", button.GetTopLevelAsWindow(), gtk.GTK_FILE_CHOOSER_ACTION_OPEN, gtk.GTK_STOCK_OK) filechooserdialog.Response(func() { println(filechooserdialog.GetFilename()) filechooserdialog.Destroy() }, nil) filechooserdialog.Run() }, nil) messagedialog.Run() messagedialog.Destroy() }, nil) buttons.Add(button) //-------------------------------------------------------- // GtkFontButton //-------------------------------------------------------- fontbutton := gtk.FontButton() fontbutton.Connect("font-set", func() { print("title: ", fontbutton.GetTitle(), "\n") print("fontname: ", fontbutton.GetFontName(), "\n") print("use_size: ", fontbutton.GetUseSize(), "\n") print("show_size: ", fontbutton.GetShowSize(), "\n") }, nil) buttons.Add(fontbutton) framebox2.PackStart(buttons, false, false, 0) buttons = gtk.HBox(false, 1) //-------------------------------------------------------- // GtkToggleButton //-------------------------------------------------------- togglebutton := gtk.ToggleButtonWithLabel("ToggleButton with label") togglebutton.Connect("toggled", func() { if togglebutton.GetActive() { togglebutton.SetLabel("ToggleButton ON!") } else { togglebutton.SetLabel("ToggleButton OFF!") } }, nil) buttons.Add(togglebutton) //-------------------------------------------------------- // GtkCheckButton //-------------------------------------------------------- checkbutton := gtk.CheckButtonWithLabel("CheckButton with label") checkbutton.Connect("toggled", func() { if checkbutton.GetActive() { checkbutton.SetLabel("CheckButton CHECKED!") } else { checkbutton.SetLabel("CheckButton UNCHECKED!") } }, nil) buttons.Add(checkbutton) //-------------------------------------------------------- // GtkRadioButton //-------------------------------------------------------- buttonbox := gtk.VBox(false, 1) radiofirst := gtk.RadioButtonWithLabel(nil, "Radio1") buttonbox.Add(radiofirst) buttonbox.Add(gtk.RadioButtonWithLabel(radiofirst.GetGroup(), "Radio2")) buttonbox.Add(gtk.RadioButtonWithLabel(radiofirst.GetGroup(), "Radio3")) buttons.Add(buttonbox) //radiobutton.SetMode(false); radiofirst.SetActive(true) framebox2.PackStart(buttons, false, false, 0) //-------------------------------------------------------- // GtkComboBoxEntry //-------------------------------------------------------- combos := gtk.HBox(false, 1) comboboxentry := gtk.ComboBoxEntryNewText() comboboxentry.AppendText("Monkey") comboboxentry.AppendText("Tiger") comboboxentry.AppendText("Elephant") comboboxentry.Connect("changed", func() { print("value: ", comboboxentry.GetActiveText(), "\n") }, nil) combos.Add(comboboxentry) //-------------------------------------------------------- // GtkComboBox //-------------------------------------------------------- combobox := gtk.ComboBoxNewText() combobox.AppendText("Peach") combobox.AppendText("Banana") combobox.AppendText("Apple") combobox.SetActive(1) combobox.Connect("changed", func() { print("value: ", combobox.GetActiveText(), "\n") }, nil) combos.Add(combobox) framebox2.PackStart(combos, false, false, 0) //-------------------------------------------------------- // GtkTextView //-------------------------------------------------------- swin := gtk.ScrolledWindow(nil, nil) swin.SetPolicy(gtk.GTK_POLICY_AUTOMATIC, gtk.GTK_POLICY_AUTOMATIC) swin.SetShadowType(gtk.GTK_SHADOW_IN) textview := gtk.TextView() var start, end gtk.GtkTextIter buffer := textview.GetBuffer() buffer.GetStartIter(&start) buffer.Insert(&start, "Hello ") buffer.GetEndIter(&end) buffer.Insert(&end, "World!") tag := buffer.CreateTag("bold", map[string]string{ "background": "#FF0000", "weight": "700"}) buffer.GetStartIter(&start) buffer.GetEndIter(&end) buffer.ApplyTag(tag, &start, &end) swin.Add(textview) framebox2.Add(swin) //-------------------------------------------------------- // GtkStatusbar //-------------------------------------------------------- statusbar := gtk.Statusbar() context_id := statusbar.GetContextId("go-gtk") statusbar.Push(context_id, "GTK binding for Go!") framebox2.PackStart(statusbar, false, false, 0) //-------------------------------------------------------- // Event //-------------------------------------------------------- window.Add(vbox) window.SetSizeRequest(600, 600) window.ShowAll() gtk.Main() }
func init_tabby() { init_navigation() gdk.ThreadsInit() inotify_init() lang_man := gtk.SourceLanguageManagerGetDefault() lang := lang_man.GetLanguage("go") if nil == lang.SourceLanguage { println("tabby: warning: no language specification") } source_buf = gtk.SourceBuffer() source_buf.SetLanguage(lang) source_buf.Connect("paste-done", paste_done_cb, nil) source_buf.Connect("mark-set", mark_set_cb, nil) source_buf.Connect("changed", buf_changed_cb, nil) source_buf.CreateTag("instance", map[string]string{"background": "#FF8080"}) tree_store = gtk.TreeStore(gtk.TYPE_STRING) tree_view = file_tree.NewFileTree() tree_view.ModifyFontEasy("Regular 8") tree_model = tree_store.ToTreeModel() tree_view.SetModel(tree_model) tree_view.SetHeadersVisible(false) tree_view.Connect("cursor-changed", tree_view_select_cb, nil) search_store = gtk.TreeStore(gtk.TYPE_STRING) search_view = file_tree.NewSearchTree() search_view.ModifyFontEasy("Regular 8") search_model = search_store.ToTreeModel() search_view.SetModel(search_model) search_view.AppendColumn(gtk.TreeViewColumnWithAttributes( "", gtk.CellRendererText(), "text", 0)) search_view.SetHeadersVisible(false) search_view.Connect("cursor-changed", search_view_select_cb, nil) error_view = gtk.TextView() error_view.ModifyFontEasy("Monospace Regular 8") error_view.SetEditable(false) error_buf = error_view.GetBuffer() source_view = gtk.SourceViewWithBuffer(source_buf) source_view.ModifyFontEasy("Monospace Regular 10") source_view.SetAutoIndent(true) source_view.SetHighlightCurrentLine(true) source_view.SetShowLineNumbers(true) source_view.SetRightMarginPosition(80) source_view.SetShowRightMargin(true) source_view.SetIndentWidth(2) source_view.SetInsertSpacesInsteadOfTabs(opt.space_not_tab) source_view.SetDrawSpaces(gtk.GTK_SOURCE_DRAW_SPACES_TAB) source_view.SetTabWidth(2) source_view.SetSmartHomeEnd(gtk.GTK_SOURCE_SMART_HOME_END_ALWAYS) source_view.SetWrapMode(gtk.GTK_WRAP_WORD) vbox := gtk.VBox(false, 0) inner_hpaned := gtk.HPaned() view_vpaned := gtk.VPaned() outer_hpaned := gtk.HPaned() outer_hpaned.Add1(inner_hpaned) inner_hpaned.Add2(view_vpaned) menubar := gtk.MenuBar() vbox.PackStart(menubar, false, false, 0) vbox.PackStart(outer_hpaned, true, true, 0) file_item := gtk.MenuItemWithMnemonic("_File") menubar.Append(file_item) file_submenu := gtk.Menu() file_item.SetSubmenu(file_submenu) accel_group := gtk.AccelGroup() new_item := gtk.MenuItemWithMnemonic("_New") file_submenu.Append(new_item) new_item.Connect("activate", new_cb, nil) new_item.AddAccelerator("activate", accel_group, gdk.GDK_n, gdk.GDK_CONTROL_MASK, gtk.GTK_ACCEL_VISIBLE) open_item := gtk.MenuItemWithMnemonic("_Open") file_submenu.Append(open_item) open_item.Connect("activate", open_cb, nil) open_item.AddAccelerator("activate", accel_group, gdk.GDK_o, gdk.GDK_CONTROL_MASK, gtk.GTK_ACCEL_VISIBLE) open_rec_item := gtk.MenuItemWithMnemonic("Open _Recursively") file_submenu.Append(open_rec_item) open_rec_item.Connect("activate", open_rec_cb, nil) save_item := gtk.MenuItemWithMnemonic("_Save") file_submenu.Append(save_item) save_item.Connect("activate", save_cb, nil) save_item.AddAccelerator("activate", accel_group, gdk.GDK_s, gdk.GDK_CONTROL_MASK, gtk.GTK_ACCEL_VISIBLE) save_as_item := gtk.MenuItemWithMnemonic("Save _as") file_submenu.Append(save_as_item) save_as_item.Connect("activate", save_as_cb, nil) close_item := gtk.MenuItemWithMnemonic("_Close") file_submenu.Append(close_item) close_item.Connect("activate", close_cb, nil) close_item.AddAccelerator("activate", accel_group, gdk.GDK_w, gdk.GDK_CONTROL_MASK, gtk.GTK_ACCEL_VISIBLE) exit_item := gtk.MenuItemWithMnemonic("E_xit") file_submenu.Append(exit_item) exit_item.Connect("activate", exit_cb, nil) navigation_item := gtk.MenuItemWithMnemonic("_Navigation") menubar.Append(navigation_item) navigation_submenu := gtk.Menu() navigation_item.SetSubmenu(navigation_submenu) prev_instance_item := gtk.MenuItemWithMnemonic("_Previous Instance") navigation_submenu.Append(prev_instance_item) prev_instance_item.Connect("activate", prev_instance_cb, nil) prev_instance_item.AddAccelerator("activate", accel_group, gdk.GDK_F2, 0, gtk.GTK_ACCEL_VISIBLE) next_instance_item := gtk.MenuItemWithMnemonic("_Next Instance") navigation_submenu.Append(next_instance_item) next_instance_item.Connect("activate", next_instance_cb, nil) next_instance_item.AddAccelerator("activate", accel_group, gdk.GDK_F3, 0, gtk.GTK_ACCEL_VISIBLE) find_item := gtk.MenuItemWithMnemonic("_Find") navigation_submenu.Append(find_item) find_item.Connect("activate", find_cb, nil) find_item.AddAccelerator("activate", accel_group, gdk.GDK_f, gdk.GDK_CONTROL_MASK, gtk.GTK_ACCEL_VISIBLE) fnr_item := gtk.MenuItemWithMnemonic("Find and Replace") navigation_submenu.Append(fnr_item) fnr_item.Connect("activate", fnr_cb, nil) fnr_item.AddAccelerator("activate", accel_group, gdk.GDK_r, gdk.GDK_CONTROL_MASK, gtk.GTK_ACCEL_VISIBLE) prev_file_item := gtk.MenuItemWithMnemonic("Prev File") navigation_submenu.Append(prev_file_item) prev_file_item.Connect("activate", prev_file_cb, nil) prev_file_item.AddAccelerator("activate", accel_group, gdk.GDK_F7, 0, gtk.GTK_ACCEL_VISIBLE) next_file_item := gtk.MenuItemWithMnemonic("Next File") navigation_submenu.Append(next_file_item) next_file_item.Connect("activate", next_file_cb, nil) next_file_item.AddAccelerator("activate", accel_group, gdk.GDK_F8, 0, gtk.GTK_ACCEL_VISIBLE) tools_item := gtk.MenuItemWithMnemonic("_Tools") menubar.Append(tools_item) tools_submenu := gtk.Menu() tools_item.SetSubmenu(tools_submenu) gofmt_item := gtk.MenuItemWithMnemonic("_Gofmt") tools_submenu.Append(gofmt_item) gofmt_item.Connect("activate", gofmt_cb, nil) gofmt_item.AddAccelerator("activate", accel_group, gdk.GDK_F9, 0, gtk.GTK_ACCEL_VISIBLE) gofmtAll_item := gtk.MenuItemWithMnemonic("Gofmt _All") tools_submenu.Append(gofmtAll_item) gofmtAll_item.Connect("activate", gofmt_all, nil) gofmtAll_item.AddAccelerator("activate", accel_group, gdk.GDK_F9, gdk.GDK_CONTROL_MASK, gtk.GTK_ACCEL_VISIBLE) view_item := gtk.MenuItemWithMnemonic("_View") menubar.Append(view_item) view_submenu := gtk.Menu() view_item.SetSubmenu(view_submenu) search_chkitem := gtk.CheckMenuItemWithMnemonic("Show _Searchview") view_submenu.Append(search_chkitem) search_chkitem.SetActive(opt.show_search) search_chkitem.Connect("toggled", func() { search_chk_cb(search_chkitem.GetActive()) }, nil) error_chkitem := gtk.CheckMenuItemWithMnemonic("Show _Errorview") view_submenu.Append(error_chkitem) error_chkitem.SetActive(opt.show_error) error_chkitem.Connect("toggled", func() { error_chk_cb(error_chkitem.GetActive()) }, nil) notab_chkitem := gtk.CheckMenuItemWithMnemonic("Spaces for _Tabs") view_submenu.Append(notab_chkitem) notab_chkitem.SetActive(opt.space_not_tab) notab_chkitem.Connect("toggled", func() { notab_chk_cb(notab_chkitem.GetActive()) }, nil) tree_window := gtk.ScrolledWindow(nil, nil) tree_window.SetPolicy(gtk.GTK_POLICY_AUTOMATIC, gtk.GTK_POLICY_AUTOMATIC) inner_hpaned.Add1(tree_window) tree_window.Add(tree_view) search_window = gtk.ScrolledWindow(nil, nil) search_window.SetPolicy(gtk.GTK_POLICY_AUTOMATIC, gtk.GTK_POLICY_AUTOMATIC) outer_hpaned.Add2(search_window) search_window.Add(search_view) text_window := gtk.ScrolledWindow(nil, nil) text_window.SetPolicy(gtk.GTK_POLICY_AUTOMATIC, gtk.GTK_POLICY_ALWAYS) view_vpaned.Add1(text_window) text_window.Add(source_view) error_window = gtk.ScrolledWindow(nil, nil) error_window.SetPolicy(gtk.GTK_POLICY_AUTOMATIC, gtk.GTK_POLICY_ALWAYS) view_vpaned.Add2(error_window) error_window.Add(error_view) inner_hpaned.Connect("size_request", func() { ohp_cb(outer_hpaned.GetPosition()) }, nil) view_vpaned.Connect("size_request", func() { ihp_cb(inner_hpaned.GetPosition()) }, nil) source_view.Connect("size_request", func() { vvp_cb(view_vpaned.GetPosition()) }, nil) outer_hpaned.SetPosition(opt.ohp_position) inner_hpaned.SetPosition(opt.ihp_position) view_vpaned.SetPosition(opt.vvp_position) main_window = gtk.Window(gtk.GTK_WINDOW_TOPLEVEL) main_window.AddAccelGroup(accel_group) main_window.SetSizeRequest(400, 200) //minimum size main_window.Resize(opt.window_width, opt.window_height) main_window.Move(opt.window_x, opt.window_y) main_window.Connect("destroy", exit_cb, "") main_window.Connect("configure-event", window_event_cb, "") main_window.Add(vbox) // init_tabby blocks for some reason if called after ShowAll. init_vars() main_window.ShowAll() search_window.SetVisible(opt.show_search) error_window.SetVisible(opt.show_error) // Cannot be called before ShowAll. This is also not clear. file_switch_to(file_stack_pop()) stack_prev(&file_stack_max) if "" == cur_file { new_cb() } source_view.GrabFocus() }
func main() { gtk.Init(&os.Args) display = gtk.Entry() window := gtk.Window(gtk.GTK_WINDOW_TOPLEVEL) window.SetTitle("Simple Go Calculator") window.Connect("destroy", Quit, nil) // Vertical box containing all components vbox := gtk.VBox(false, 1) // Menu bar menubar := gtk.MenuBar() vbox.PackStart(menubar, false, false, 0) // Add calculator display to vertical box display.SetCanFocus(false) // disable focus on calcuator display vbox.Add(display) // Menu items filemenu := gtk.MenuItemWithMnemonic("_File") menubar.Append(filemenu) filesubmenu := gtk.Menu() filemenu.SetSubmenu(filesubmenu) aboutmenuitem := gtk.MenuItemWithMnemonic("_About") aboutmenuitem.Connect("activate", func() { messagedialog := gtk.MessageDialog( window.GetTopLevelAsWindow(), gtk.GTK_DIALOG_MODAL, gtk.GTK_MESSAGE_INFO, gtk.GTK_BUTTONS_OK, "Simple Go Calculator") messagedialog.Response(func() {}, nil) messagedialog.Run() messagedialog.Destroy() }, nil) filesubmenu.Append(aboutmenuitem) resetmenuitem := gtk.MenuItemWithMnemonic("_Reset") resetmenuitem.Connect("activate", func() { Reset(); display.SetText("0") }, nil) filesubmenu.Append(resetmenuitem) exitmenuitem := gtk.MenuItemWithMnemonic("E_xit") exitmenuitem.Connect("activate", Quit, nil) filesubmenu.Append(exitmenuitem) // Vertical box containing all buttons buttons := gtk.VBox(false, 5) for i := 0; i < 4; i++ { hbox := gtk.HBox(false, 5) // a horizontal box for each 4 buttons for j := 0; j < 4; j++ { b := gtk.ButtonWithLabel(string(nums[i*4+j])) b.Clicked(Input(b), nil) //add click event hbox.Add(b) } buttons.Add(hbox) // add horizonatal box to vertical buttons' box } vbox.Add(buttons) window.Add(vbox) window.SetSizeRequest(250, 250) window.ShowAll() gtk.Main() }
func main() { gdk.ThreadsInit() gtk.Init(&os.Args) window := gtk.Window(gtk.GTK_WINDOW_TOPLEVEL) window.SetTitle("Twitter!") window.Connect("destroy", func() { gtk.MainQuit() }, nil) vbox := gtk.VBox(false, 1) scrolledwin := gtk.ScrolledWindow(nil, nil) textview := gtk.TextView() textview.SetEditable(false) textview.SetCursorVisible(false) scrolledwin.Add(textview) vbox.Add(scrolledwin) buffer := textview.GetBuffer() tag := buffer.CreateTag("blue", map[string]string{ "foreground": "#0000FF", "weight": "700"}) button := gtk.ButtonWithLabel("Update Timeline") button.SetTooltipMarkup("update <b>public timeline</b>") button.Clicked(func() { button.SetSensitive(false) go func() { gdk.ThreadsEnter() r, err := HttpGet("http://twitter.com/statuses/public_timeline.json") if err == nil { b := make([]byte, r.ContentLength) io.ReadFull(r.Body, b) var j interface{} json.NewDecoder(bytes.NewBuffer(b)).Decode(&j) arr := j.([]interface{}) for i := 0; i < len(arr); i++ { data := arr[i].(map[string]interface{}) icon := data["user"].(map[string]interface{})["profile_image_url"].(string) var iter gtk.GtkTextIter buffer.GetStartIter(&iter) buffer.InsertPixbuf(&iter, url2pixbuf(icon)) name := data["user"].(map[string]interface{})["screen_name"].(string) text := data["text"].(string) buffer.Insert(&iter, " ") buffer.InsertWithTag(&iter, name, tag) buffer.Insert(&iter, ":"+text+"\n") gtk.MainIteration() } } button.SetSensitive(true) gdk.ThreadsLeave() }() }, nil) vbox.PackEnd(button, false, false, 0) window.Add(vbox) window.SetSizeRequest(800, 500) window.ShowAll() gtk.Main() }