优化全屏和无边框窗口设置,改进触摸事件支持注入逻辑,清理代码格式

This commit is contained in:
yuchenglong
2025-11-26 09:27:51 +08:00
parent aa65ea0e0f
commit 454582c9c0

View File

@@ -61,6 +61,8 @@ function createWindow() {
mainWindow = new BrowserWindow({
width: 1080,
height: 1920,
fullscreen: true, // 全屏
frame: false, // 无边框
webPreferences: {
preload: path.join(__dirname, "preload.js"),
nodeIntegration: false,
@@ -71,14 +73,18 @@ function createWindow() {
// 启用触摸事件支持Windows 触摸屏)
mainWindow.webContents.on("did-finish-load", () => {
// 注入触摸事件支持脚本
mainWindow.webContents.executeJavaScript(`
mainWindow.webContents
.executeJavaScript(
`
// 确保触摸事件可用
if (navigator.maxTouchPoints === 0) {
console.log('[Electron] 未检测到触摸设备,将使用鼠标事件模拟');
} else {
console.log('[Electron] 检测到触摸设备,触摸点数:', navigator.maxTouchPoints);
}
`).catch(err => log.error("Failed to inject touch support:", err));
`
)
.catch((err) => log.error("Failed to inject touch support:", err));
});
const isDev = !app.isPackaged;
@@ -96,7 +102,7 @@ function createWindow() {
ipcMain.handle("fetch-pdf", async (event, pdfUrl) => {
return new Promise((resolve, reject) => {
const protocol = pdfUrl.startsWith("https") ? https : http;
protocol
.get(pdfUrl, (response) => {
// 处理重定向
@@ -145,21 +151,24 @@ ipcMain.handle("fetch-pdf", async (event, pdfUrl) => {
ipcMain.handle("print-pdf", async (event, pdfDataOrUrl) => {
let printWindow = null;
let tempFilePath = null;
try {
let pdfPath = pdfDataOrUrl;
// 如果是 base64 data URI转换为临时文件
if (pdfDataOrUrl.startsWith("data:application/pdf;base64,")) {
const base64Data = pdfDataOrUrl.replace("data:application/pdf;base64,", "");
const base64Data = pdfDataOrUrl.replace(
"data:application/pdf;base64,",
""
);
const buffer = Buffer.from(base64Data, "base64");
// 创建临时文件
tempFilePath = path.join(os.tmpdir(), `print_${Date.now()}.pdf`);
fs.writeFileSync(tempFilePath, buffer);
pdfPath = `file://${tempFilePath}`;
log.info("PDF written to temp file:", tempFilePath);
}
}
// 如果是相对路径Vite 打包后的资源),转换为绝对路径
else if (pdfDataOrUrl.startsWith("/assets/")) {
const isDev = !app.isPackaged;
@@ -175,7 +184,10 @@ ipcMain.handle("print-pdf", async (event, pdfDataOrUrl) => {
}
}
// 如果已经是 file:// 或 http(s):// 协议,保持原样
else if (!pdfDataOrUrl.startsWith("file://") && !pdfDataOrUrl.startsWith("http")) {
else if (
!pdfDataOrUrl.startsWith("file://") &&
!pdfDataOrUrl.startsWith("http")
) {
pdfPath = `file://${pdfDataOrUrl}`;
}
@@ -194,7 +206,7 @@ ipcMain.handle("print-pdf", async (event, pdfDataOrUrl) => {
log.info("PDF loaded for printing");
// 等待更长时间确保 PDF 完全渲染
await new Promise(resolve => setTimeout(resolve, 2000));
await new Promise((resolve) => setTimeout(resolve, 2000));
// 静默打印(直接调用系统打印对话框)
return new Promise((resolve) => {
@@ -234,7 +246,7 @@ ipcMain.handle("print-pdf", async (event, pdfDataOrUrl) => {
});
} catch (error) {
log.error("Print error:", error);
// 清理临时文件
if (tempFilePath && fs.existsSync(tempFilePath)) {
try {
@@ -243,7 +255,7 @@ ipcMain.handle("print-pdf", async (event, pdfDataOrUrl) => {
log.error("Failed to delete temp file:", err);
}
}
if (printWindow && !printWindow.isDestroyed()) {
printWindow.close();
}