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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 | 4x 7x 2x 5x 5x 2x 3x 3x 2x 1x 12x 12x 12x 1x 1x 11x 11x 11x 4x 4x 12x 12x 7x 4x 4x 4x 3x 3x 3x 8x 8x 7x | import * as vscode from "vscode";
import { CanvasPanel } from "../canvas/CanvasPanel";
import type { CanvasState } from "../components/ComponentModel";
function createDefaultCanvasState(): CanvasState {
return {
className: "MainWindow",
frameTitle: "MainWindow",
frameWidth: 800,
frameHeight: 600,
components: [],
};
}
function isMissingLayoutError(error: unknown): boolean {
if (!error || typeof error !== "object") {
return false;
}
const code = Reflect.get(error, "code");
if (code === "FileNotFound" || code === "ENOENT") {
return true;
}
const message = Reflect.get(error, "message");
if (typeof message === "string" && /file not found|enoent|not exist|cannot find/i.test(message)) {
return true;
}
return false;
}
export function registerOpenCommand(
context: vscode.ExtensionContext,
outputChannel: vscode.OutputChannel,
): vscode.Disposable {
return vscode.commands.registerCommand("swingGuiBuilder.open", async () => {
const workspaceFolders = vscode.workspace.workspaceFolders;
if (!workspaceFolders) {
vscode.window.showErrorMessage("No workspace folder open.");
return;
}
const filePath = vscode.Uri.joinPath(workspaceFolders[0].uri, ".swingbuilder-layout.json");
let state: CanvasState;
try {
const fileContent = await vscode.workspace.fs.readFile(filePath);
const parsedState = JSON.parse(Buffer.from(fileContent).toString("utf-8")) as CanvasState;
const className = parsedState.className || "MainWindow";
state = { ...parsedState, className, frameTitle: parsedState.frameTitle ?? className };
vscode.window.showInformationMessage("Canvas loaded from .swingbuilder-layout.json");
} catch (error) {
if (isMissingLayoutError(error)) {
state = createDefaultCanvasState();
outputChannel.appendLine(
"Layout file .swingbuilder-layout.json was not found. Opened a new empty MainWindow layout.",
);
vscode.window.showInformationMessage(
"No .swingbuilder-layout.json found. Opened a new empty MainWindow layout.",
);
} else {
outputChannel.appendLine(`Error opening layout file: ${error}`);
vscode.window.showErrorMessage("Could not read .swingbuilder-layout.json.");
return;
}
}
CanvasPanel.createOrShow(context.extensionUri, state.className);
if (CanvasPanel.currentPanel) {
CanvasPanel.currentPanel.loadState(state);
}
});
}
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