Add WebSockets

.gitignore

@@ -41,6 +41,7 @@ examples/libraries/qt-svg/qt-svg
 examples/libraries/qt-uitools/qt-uitools
 examples/libraries/qt-webengine/qt-webengine
 examples/libraries/qt-webkit/qt-webkit
+examples/libraries/qt-websockets/qt-websockets
 examples/libraries/qt6-designer/qt6-designer
 examples/libraries/qt6-multimedia/qt6-multimedia
 examples/libraries/qt6-network-sctp/qt6-network-sctp
@@ -49,6 +50,7 @@ examples/libraries/qt6-pdf/qt6-pdf
 examples/libraries/qt6-positioning/qt6-positioning
 examples/libraries/qt6-uitools/qt6-uitools
 examples/libraries/qt6-webengine/qt6-webengine
+examples/libraries/qt6-websockets/qt6-websockets
 examples/libraries/restricted-extras-charts6/restricted-extras-charts6
 examples/libraries/restricted-extras-qscintilla/restricted-extras-qscintilla
 

cmd/genbindings/config-libraries.go

@@ -200,6 +200,20 @@ func ProcessLibraries(clangBin, outDir, extraLibsDir string) {
 		ClangMatchSameHeaderDefinitionOnly,
 	)
 
+	// Qt 5 QWebSockets
+	// Depends on QtCore
+	generate(
+		"qt/websockets",
+		[]string{
+			"/usr/include/x86_64-linux-gnu/qt5/QtWebSockets",
+		},
+		AllowAllHeaders,
+		clangBin,
+		pkgConfigCflags("Qt5WebSockets"),
+		outDir,
+		ClangMatchSameHeaderDefinitionOnly,
+	)
+
 	// Qt 5 PDF
 	// Depends on QtCore/Gui/Widgets
 	generate(
@@ -519,7 +533,22 @@ func ProcessLibraries(clangBin, outDir, extraLibsDir string) {
 		ClangMatchSameHeaderDefinitionOnly,
 	)
 
+	// Qt 6 QWebSockets
+	// Depends on QtCore
+	generate(
+		"qt6/websockets",
+		[]string{
+			"/usr/include/x86_64-linux-gnu/qt6/QtWebSockets",
+		},
+		AllowAllHeaders,
+		clangBin,
+		"--std=c++17 "+pkgConfigCflags("Qt6WebSockets"),
+		outDir,
+		ClangMatchSameHeaderDefinitionOnly,
+	)
+
 	// Qt 6 PDF
+	// Depends on QtCore/Gui/Widgets
 	generate(
 		"qt6/pdf",
 		[]string{

docker/genbindings.Dockerfile

@@ -11,6 +11,7 @@ RUN DEBIAN_FRONTEND=noninteractive apt-get update && \
         qttools5-dev \
         libqt5svg5-dev \
         libqt5webkit5-dev \
+        libqt5websockets5-dev \
         qtwebengine5-dev \
         qt6-base-dev \
         qt6-charts-dev \
@@ -21,6 +22,7 @@ RUN DEBIAN_FRONTEND=noninteractive apt-get update && \
         qt6-tools-dev \
         qt6-svg-dev \
         qt6-webengine-dev \
+        qt6-websockets-dev \
         libqscintilla2-qt5-dev \
         libqscintilla2-qt6-dev \
         clang \

examples/libraries/qt-websockets/main.go

@@ -0,0 +1,166 @@
+package main
+
+import (
+	"log"
+	"os"
+	"strconv"
+	"strings"
+
+	"github.com/mappu/miqt/qt"
+	"github.com/mappu/miqt/qt/network"
+	"github.com/mappu/miqt/qt/websockets"
+)
+
+const (
+	LOCAL_PORT  = 12345
+	NUM_CLIENTS = 3
+	MAX_CLIENTS = 10
+	OFFSET_X    = 200
+)
+
+var (
+	clients       = make(map[int]*websockets.QWebSocket, MAX_CLIENTS)
+	clientDialogs = make(map[int]*ClientDialog, NUM_CLIENTS)
+)
+
+type ClientDialog struct {
+	name     string
+	dialog   *qt.QDialog
+	socket   *websockets.QWebSocket
+	messages *qt.QTextEdit
+	input    *qt.QLineEdit
+	button   *qt.QPushButton
+}
+
+func NewClientDialog(name string, clientNumString string) *ClientDialog {
+	var self ClientDialog
+
+	self.name = clientNumString
+
+	self.dialog = qt.NewQDialog2()
+	self.dialog.SetWindowTitle(name)
+	self.dialog.SetMinimumSize2(400, 300)
+
+	self.socket = websockets.NewQWebSocket()
+	self.socket.SetParent(self.dialog.QWidget.QObject)
+
+	self.messages = qt.NewQTextEdit(self.dialog.QWidget)
+	self.messages.SetReadOnly(true)
+
+	self.input = qt.NewQLineEdit(self.dialog.QWidget)
+	self.input.SetPlaceholderText("Enter your message here")
+	self.input.SetEnabled(false)
+
+	self.button = qt.NewQPushButton5("Send", self.dialog.QWidget)
+	self.button.SetEnabled(false)
+
+	layout := qt.NewQVBoxLayout2()
+	inputLayout := qt.NewQHBoxLayout2()
+
+	layout.AddWidget(self.messages.QWidget)
+	inputLayout.AddWidget(self.input.QWidget)
+	inputLayout.AddWidget(self.button.QWidget)
+	layout.AddLayout(inputLayout.QLayout)
+	self.dialog.SetLayout(layout.QLayout)
+
+	self.socket.OnConnected(func() {
+		for _, client := range clientDialogs {
+			if self.socket == client.socket {
+				self.messages.Append("Connected!")
+				self.input.SetEnabled(true)
+				self.button.SetEnabled(true)
+				self.input.SetFocus()
+				return
+			}
+		}
+	})
+
+	self.socket.OnTextMessageReceived(func(message string) {
+		self.messages.Append(message)
+	})
+
+	self.dialog.OnCloseEvent(func(super func(param1 *qt.QCloseEvent), param1 *qt.QCloseEvent) {
+		for _, client := range clientDialogs {
+			client.socket.Close()
+			client.dialog.Delete()
+			super(param1)
+		}
+	})
+
+	self.button.OnClicked(func() {
+		message := strings.TrimSpace(self.input.Text())
+		if message == "" {
+			return
+		}
+
+		self.socket.SendTextMessage("(" + self.name + "): " + message)
+		self.messages.Append(">> " + message)
+		self.input.Clear()
+	})
+
+	return &self
+}
+
+func (this *ClientDialog) ConnectToServer() {
+	this.messages.Append("Connecting...")
+
+	url := qt.NewQUrl3("ws://localhost:" + strconv.Itoa(LOCAL_PORT))
+	defer url.Delete()
+
+	this.socket.Open(url)
+}
+
+func main() {
+	qt.NewQApplication(os.Args)
+
+	server := websockets.NewQWebSocketServer("Example Qt WebSockets Server", websockets.QWebSocketServer__NonSecureMode)
+	defer server.Delete()
+
+	localhost := network.NewQHostAddress8(network.QHostAddress__LocalHostIPv6)
+	defer localhost.Delete()
+
+	if !server.Listen2(localhost, LOCAL_PORT) {
+		errorMessage := server.ErrorString()
+		log.Fatalln("Failed to listen on port " + strconv.Itoa(LOCAL_PORT) + ": " + errorMessage)
+	}
+
+	for i := 0; i < NUM_CLIENTS; i++ {
+		numStr := strconv.Itoa(i + 1)
+		name := "Qt 5 WebSockets Example Client #" + numStr
+		clientDialogs[i] = NewClientDialog(name, numStr)
+
+		clientDialogs[i].ConnectToServer()
+
+		clientDialogs[i].dialog.Show()
+		width := clientDialogs[i].dialog.Width()
+		y := clientDialogs[i].dialog.Y()
+		clientDialogs[i].dialog.Move(OFFSET_X+(width+10)*i, y)
+	}
+
+	clientNum := 0
+	server.OnNewConnection(func() {
+		client := server.NextPendingConnection()
+		if clientNum >= MAX_CLIENTS {
+			client.Close()
+			return
+		}
+
+		clients[clientNum] = client
+		clientNum++
+
+		client.OnTextMessageReceived(func(message string) {
+			for _, c := range clients {
+				if client == c {
+					continue
+				}
+				c.SendTextMessage(message)
+			}
+		})
+
+		client.OnDisconnected(func() {
+			client.DeleteLater()
+		})
+	})
+
+	qt.QApplication_Exec()
+}