102 lines
3.0 KiB
Kotlin

package com.bricks
import androidx.compose.desktop.ui.tooling.preview.Preview
import androidx.compose.foundation.layout.*
import androidx.compose.material3.*
import androidx.compose.runtime.*
import androidx.compose.ui.Alignment
import androidx.compose.ui.Modifier
import androidx.compose.ui.unit.dp
import androidx.compose.ui.window.Window
import androidx.compose.ui.window.application
import com.bricks.mp.core.BricksContext
import com.bricks.mp.core.BricksParser
import com.bricks.mp.core.BricksApp
import kotlinx.coroutines.CoroutineScope
import kotlinx.coroutines.Dispatchers
fun main() = application {
Window(
onCloseRequest = ::exitApplication,
title = "Bricks MP - Desktop",
state = rememberWindowState(width = 1200.dp, height = 800.dp)
) {
BricksDesktopApp()
}
}
@Composable
@Preview
fun BricksDesktopApp() {
val context = remember { BricksContext() }
var jsonInput by remember { mutableStateOf(SAMPLE_JSON) }
var rootWidget by remember { mutableStateOf<com.bricks.mp.core.BricksWidget?>(null) }
Column(modifier = Modifier.fillMaxSize()) {
// JSON 输入区
Row(modifier = Modifier.fillMaxWidth().weight(0.3f)) {
OutlinedTextField(
value = jsonInput,
onValueChange = { jsonInput = it },
modifier = Modifier.fillMaxSize().padding(8.dp),
label = { Text("Bricks JSON") },
textStyle = androidx.compose.ui.text.TextStyle(fontFamily = androidx.compose.ui.text.font.FontFamily.Monospace)
)
}
// 解析按钮
Row(modifier = Modifier.fillMaxWidth(), horizontalArrangement = Arrangement.Center) {
Button(onClick = {
try {
rootWidget = BricksParser.parse(jsonInput)
} catch (e: Exception) {
println("Parse error: ${e.message}")
}
}) {
Text("Parse & Render")
}
}
// 渲染区
Surface(modifier = Modifier.fillMaxWidth().weight(0.6f)) {
if (rootWidget != null) {
BricksApp(rootWidget!!)
} else {
Box(modifier = Modifier.fillMaxSize(), contentAlignment = Alignment.Center) {
Text("Enter Bricks JSON and click Parse")
}
}
}
}
}
val SAMPLE_JSON = """
{
"widgettype": "VBox",
"options": {
"text": "Hello Bricks MP"
},
"subwidgets": [
{
"widgettype": "Title1",
"options": {
"text": "Welcome to Bricks"
}
},
{
"widgettype": "Text",
"options": {
"text": "Cross-platform JSON-driven UI"
}
},
{
"widgettype": "KeyinText",
"options": {
"placeholder": "Type here...",
"label": "Input"
}
}
]
}
""".trimIndent()