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rui
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Communication optimisation

This commit is contained in:
Alexei Anoshenko 2022-07-22 13:10:55 +03:00
parent 392a0a0288
commit 5e532a000f
6 changed files with 100 additions and 13 deletions
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10
animation.go
View File

@ -607,8 +607,12 @@ func (view *viewData) SetAnimated(tag string, value interface{}, animation Anima
return view.Set(tag, value)
}
updateProperty(view.htmlID(), "ontransitionend", "transitionEndEvent(this, event)", view.session)
updateProperty(view.htmlID(), "ontransitioncancel", "transitionCancelEvent(this, event)", view.session)
session := view.Session()
htmlID := view.htmlID()
session.startUpdateScript(htmlID)
updateProperty(htmlID, "ontransitionend", "transitionEndEvent(this, event)", view.session)
updateProperty(htmlID, "ontransitioncancel", "transitionCancelEvent(this, event)", view.session)
if prevAnimation, ok := view.transitions[tag]; ok {
view.singleTransition[tag] = prevAnimation
@ -618,6 +622,8 @@ func (view *viewData) SetAnimated(tag string, value interface{}, animation Anima
view.transitions[tag] = animation
view.updateTransitionCSS()
session.finishUpdateScript(htmlID)
result := view.Set(tag, value)
if !result {
delete(view.singleTransition, tag)

2
app_scripts.js
View File

@ -231,7 +231,7 @@ function updateProperty(elementId, property, value) {
}
}
function removeProperty(elementId, property, value) {
function removeProperty(elementId, property) {
var element = document.getElementById(elementId);
if (element && element.hasAttribute(property)) {
element.removeAttribute(property);

6
session.go
View File

@ -104,6 +104,10 @@ type Session interface {
popupManager() *popupManager
imageManager() *imageManager
startUpdateScript(htmlID string)
updateScript(htmlID string) *strings.Builder
finishUpdateScript(htmlID string)
}
type sessionData struct {
@ -134,6 +138,7 @@ type sessionData struct {
events chan DataObject
animationCounter int
animationCSS string
updateScripts map[string]*strings.Builder
}
func newSession(app Application, id int, customTheme string, params DataObject) Session {
@ -149,6 +154,7 @@ func newSession(app Application, id int, customTheme string, params DataObject)
session.ignoreUpdates = false
session.animationCounter = 0
session.animationCSS = ""
session.updateScripts = map[string]*strings.Builder{}
if customTheme != "" {
if theme, ok := CreateThemeFromText(customTheme); ok {

47
sessionUtils.go
View File

@ -2,8 +2,33 @@ package rui
import (
"fmt"
"strings"
)
func (session *sessionData) startUpdateScript(htmlID string) {
buffer := allocStringBuilder()
session.updateScripts[htmlID] = buffer
buffer.WriteString("var element = document.getElementById('")
buffer.WriteString(htmlID)
buffer.WriteString("');\nif (element) {\n")
}
func (session *sessionData) updateScript(htmlID string) *strings.Builder {
if buffer, ok := session.updateScripts[htmlID]; ok {
return buffer
}
return nil
}
func (session *sessionData) finishUpdateScript(htmlID string) {
if buffer, ok := session.updateScripts[htmlID]; ok {
buffer.WriteString("scanElementsSize();\n}\n")
session.runScript(buffer.String())
freeStringBuilder(buffer)
delete(session.updateScripts, htmlID)
}
}
func sizeConstant(session Session, tag string) (SizeUnit, bool) {
if text, ok := session.Constant(tag); ok {
return StringToSizeUnit(text)
@ -58,19 +83,36 @@ func appendToInnerHTML(htmlID, content string, session Session) {
func updateProperty(htmlID, property, value string, session Session) {
if !session.ignoreViewUpdates() {
if buffer := session.updateScript(htmlID); buffer != nil {
buffer.WriteString(fmt.Sprintf(`element.setAttribute('%v', '%v');`, property, value))
buffer.WriteRune('\n')
} else {
session.runScript(fmt.Sprintf(`updateProperty('%v', '%v', '%v');`, htmlID, property, value))
}
}
}
func updateCSSProperty(htmlID, property, value string, session Session) {
if !session.ignoreViewUpdates() {
if buffer := session.updateScript(htmlID); buffer != nil {
buffer.WriteString(fmt.Sprintf(`element.style['%v'] = '%v';`, property, value))
buffer.WriteRune('\n')
} else {
session.runScript(fmt.Sprintf(`updateCSSProperty('%v', '%v', '%v');`, htmlID, property, value))
}
}
}
func updateBoolProperty(htmlID, property string, value bool, session Session) {
if !session.ignoreViewUpdates() {
if buffer := session.updateScript(htmlID); buffer != nil {
if value {
buffer.WriteString(fmt.Sprintf(`element.setAttribute('%v', true);`, property))
} else {
buffer.WriteString(fmt.Sprintf(`element.setAttribute('%v', false);`, property))
}
buffer.WriteRune('\n')
} else if value {
session.runScript(fmt.Sprintf(`updateProperty('%v', '%v', true);`, htmlID, property))
} else {
session.runScript(fmt.Sprintf(`updateProperty('%v', '%v', false);`, htmlID, property))
@ -80,8 +122,13 @@ func updateBoolProperty(htmlID, property string, value bool, session Session) {
func removeProperty(htmlID, property string, session Session) {
if !session.ignoreViewUpdates() {
if buffer := session.updateScript(htmlID); buffer != nil {
buffer.WriteString(fmt.Sprintf(`if (element.hasAttribute('%v')) { element.removeAttribute('%v');}`, property, property))
buffer.WriteRune('\n')
} else {
session.runScript(fmt.Sprintf(`removeProperty('%v', '%v');`, htmlID, property))
}
}
}
/*

28
view.go
View File

@ -402,18 +402,32 @@ func viewPropertyChanged(view *viewData, tag string) {
case Border:
if getBorder(view, Border) == nil {
buffer := session.updateScript(htmlID)
if buffer == nil {
session.startUpdateScript(htmlID)
}
updateCSSProperty(htmlID, BorderWidth, "", session)
updateCSSProperty(htmlID, BorderColor, "", session)
updateCSSProperty(htmlID, BorderStyle, "none", session)
if buffer == nil {
session.finishUpdateScript(htmlID)
}
return
}
fallthrough
case BorderLeft, BorderRight, BorderTop, BorderBottom:
if border := getBorder(view, Border); border != nil {
buffer := session.updateScript(htmlID)
if buffer == nil {
session.startUpdateScript(htmlID)
}
updateCSSProperty(htmlID, BorderWidth, border.cssWidthValue(session), session)
updateCSSProperty(htmlID, BorderColor, border.cssColorValue(session), session)
updateCSSProperty(htmlID, BorderStyle, border.cssStyleValue(session), session)
if buffer == nil {
session.finishUpdateScript(htmlID)
}
}
return
@ -510,8 +524,15 @@ func viewPropertyChanged(view *viewData, tag string) {
text = filter.cssStyle(session)
}
}
buffer := session.updateScript(htmlID)
if buffer == nil {
session.startUpdateScript(htmlID)
}
updateCSSProperty(htmlID, "-webkit-backdrop-filter", text, session)
updateCSSProperty(htmlID, tag, text, session)
if buffer == nil {
session.finishUpdateScript(htmlID)
}
return
case FontName:
@ -585,6 +606,10 @@ func viewPropertyChanged(view *viewData, tag string) {
return
case UserSelect:
buffer := session.updateScript(htmlID)
if buffer == nil {
session.startUpdateScript(htmlID)
}
if userSelect, ok := boolProperty(view, UserSelect, session); ok {
if userSelect {
updateCSSProperty(htmlID, "-webkit-user-select", "auto", session)
@ -597,6 +622,9 @@ func viewPropertyChanged(view *viewData, tag string) {
updateCSSProperty(htmlID, "-webkit-user-select", "", session)
updateCSSProperty(htmlID, "user-select", "", session)
}
if buffer == nil {
session.finishUpdateScript(htmlID)
}
return
}

12
viewUtils.go
View File

@ -47,20 +47,20 @@ func SetChangeListener(view View, viewID, tag string, listener func(View, string
// true - all properties were set successful,
// false - error (incompatible type or invalid format of a string value, see AppLog).
func SetParams(rootView View, viewID string, params Params) bool {
var view View
if viewID != "" {
view = ViewByID(rootView, viewID)
} else {
view = rootView
rootView = ViewByID(rootView, viewID)
}
if view == nil {
if rootView == nil {
return false
}
session := rootView.Session()
session.startUpdateScript(rootView.htmlID())
result := true
for tag, value := range params {
result = view.Set(tag, value) && result
result = rootView.Set(tag, value) && result
}
session.finishUpdateScript(rootView.htmlID())
return result
}