mirror of https://github.com/anoshenko/rui.git
Added StartTimer and StopTimer to Session
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6c49f37f68
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befb2a7484
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@ -1,3 +1,12 @@
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# v0.14.0
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* Added the ability to work without creating a WebSocket. Added NoSocket property of AppParams.
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* Added the ability to run a timer on the client side. Added StartTimer and StopTimer methods to Session interface.
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* Bug fixing
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# v0.13.x
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* Added NewHandler function
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* Bug fixing
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# v0.13.0
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* Added SetHotKey function to Session interface
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19
app_post.js
19
app_post.js
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@ -1,16 +1,15 @@
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function sendMessage(message) {
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let xhr = new XMLHttpRequest();
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xhr.open('POST', '/', true);
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xhr.onreadystatechange = function() {
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const script = this.responseText
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if (script != "") {
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window.eval(script)
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//sendMessage("nop{session=" + sessionID +"}")
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}
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async function sendMessage(message) {
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const response = await fetch('/', {
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method : 'POST',
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body : message,
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"Content-Type" : "text/plain",
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});
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const text = await response.text();
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if (text != "") {
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window.eval(text)
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}
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xhr.send(message);
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}
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window.onload = function() {
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@ -1861,6 +1861,28 @@ function imageError(element, event) {
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sendMessage(message);
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}
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let timers = new Map();
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function startTimer(ms, timerID) {
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let data = {
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id: setInterval(timerFunc, ms, timerID),
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ms: ms,
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};
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timers.set(timerID, data);
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}
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function timerFunc(timerID) {
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sendMessage("timer{session=" + sessionID + ",timerID=" + timerID + "}");
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}
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function stopTimer(timerID) {
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let timer = timers.get(timerID);
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if (timer) {
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clearInterval(timer.id);
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timers.delete(timerID);
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}
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}
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function canvasTextMetrics(answerID, elementId, font, text) {
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let w = 0;
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let ascent = 0;
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46
session.go
46
session.go
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@ -110,6 +110,14 @@ type Session interface {
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// Invoke SetHotKey(..., ..., nil) for remove hotkey function.
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SetHotKey(keyCode KeyCode, controlKeys ControlKeyMask, fn func(Session))
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// StartTimer starts a timer on the client side.
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// The first argument specifies the timer period in milliseconds.
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// The second argument specifies a function that will be called on each timer event.
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// The result is the id of the timer, which is used to stop the timer
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StartTimer(ms int, timerFunc func(Session)) int
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// StopTimer the timer with the given id
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StopTimer(timerID int)
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getCurrentTheme() Theme
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registerAnimation(props []AnimatedProperty) string
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@ -197,6 +205,8 @@ type sessionData struct {
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updateScripts map[string]*strings.Builder
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clientStorage map[string]string
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hotkeys map[string]func(Session)
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timers map[int]func(Session)
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nextTimerID int
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}
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func newSession(app Application, id int, customTheme string, params DataObject) Session {
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@ -215,6 +225,8 @@ func newSession(app Application, id int, customTheme string, params DataObject)
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session.updateScripts = map[string]*strings.Builder{}
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session.clientStorage = map[string]string{}
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session.hotkeys = map[string]func(Session){}
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session.timers = map[int]func(Session){}
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session.nextTimerID = 1
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if customTheme != "" {
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if theme, ok := CreateThemeFromText(customTheme); ok {
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@ -664,6 +676,22 @@ func (session *sessionData) handleEvent(command string, data DataObject) {
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case "session-resume":
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session.onResume()
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case "timer":
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if text, ok := data.PropertyValue("timerID"); ok {
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timerID, err := strconv.Atoi(text)
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if err == nil {
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if fn, ok := session.timers[timerID]; ok {
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fn(session)
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} else {
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ErrorLog(`Timer (id = ` + text + `) not exists`)
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}
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} else {
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ErrorLog(err.Error())
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}
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} else {
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ErrorLog(`"timerID" property not found`)
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}
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case "root-size":
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session.handleRootSize(data)
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@ -797,3 +825,21 @@ func (session *sessionData) RemoveAllClientItems() {
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func (session *sessionData) addToEventsQueue(data DataObject) {
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session.events <- data
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}
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func (session *sessionData) StartTimer(ms int, timerFunc func(Session)) int {
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timerID := 0
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if session.bridge != nil {
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timerID = session.nextTimerID
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session.nextTimerID++
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session.timers[timerID] = timerFunc
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session.bridge.callFunc("startTimer", ms, timerID)
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}
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return timerID
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}
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func (session *sessionData) StopTimer(timerID int) {
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if session.bridge != nil {
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session.bridge.callFunc("stopTimer", timerID)
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delete(session.timers, timerID)
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}
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}
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12
webBridge.go
12
webBridge.go
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@ -397,7 +397,7 @@ func (bridge *webBridge) canvasFinish() {
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bridge.writeMessage(bridge.canvasBuffer.String())
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}
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func (bridge *webBridge) removeValue(funcName, htmlID string, args ...string) (DataObject, bool) {
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func (bridge *webBridge) remoteValue(funcName string, args ...any) (DataObject, bool) {
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bridge.answerMutex.Lock()
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answerID := bridge.answerID
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bridge.answerID++
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@ -406,11 +406,7 @@ func (bridge *webBridge) removeValue(funcName, htmlID string, args ...string) (D
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answer := make(chan DataObject)
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bridge.answer[answerID] = answer
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funcArgs := []any{answerID, htmlID}
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for _, arg := range args {
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funcArgs = append(funcArgs, arg)
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}
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funcArgs := append([]any{answerID}, args...)
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var result DataObject = nil
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ok := bridge.callFuncImmediately(funcName, funcArgs...)
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if ok {
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@ -424,14 +420,14 @@ func (bridge *webBridge) removeValue(funcName, htmlID string, args ...string) (D
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func (bridge *webBridge) canvasTextMetrics(htmlID, font, text string) TextMetrics {
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result := TextMetrics{}
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if data, ok := bridge.removeValue("canvasTextMetrics", htmlID, font, text); ok {
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if data, ok := bridge.remoteValue("canvasTextMetrics", htmlID, font, text); ok {
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result.Width = dataFloatProperty(data, "width")
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}
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return result
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}
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func (bridge *webBridge) htmlPropertyValue(htmlID, name string) string {
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if data, ok := bridge.removeValue("getPropertyValue", htmlID, name); ok {
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if data, ok := bridge.remoteValue("getPropertyValue", htmlID, name); ok {
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if value, ok := data.PropertyValue("value"); ok {
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return value
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}
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