feat: save window state when closing agent (#902)

2019-01-30 02:47:23 +01:00
parent 2c041b64ff
commit 12d361eb2e
3 changed files with 94 additions and 3 deletions
--- a/packages/uhk-agent/src/util/window.ts
+++ b/packages/uhk-agent/src/util/window.ts
@@ -0,0 +1,70 @@
+import * as electron from 'electron';
+import * as settings from 'electron-settings';
+
+import { logger } from '../services/logger.service';
+import { WindowState } from '../models/window-state';
+
+const WINDOWS_SETTINGS_KEY = 'windowSettings';
+
+export const windowVisibleFilter = (state: WindowState) => {
+    return (display: electron.Display): boolean => (
+        state.x >= display.bounds.x &&
+        state.y >= display.bounds.y &&
+        state.x <= display.bounds.width &&
+        state.y <= display.bounds.height
+    );
+};
+
+export const windowVisibleOnScreen = (state: WindowState): boolean => {
+    return electron.screen.getAllDisplays().some(windowVisibleFilter(state));
+};
+
+export const getDefaultWindowState = () => ({
+    width: 1024,
+    height: 768,
+    isMaximized: true
+});
+
+export const loadWindowState = (): Partial<WindowState> => {
+    logger.log('[WindowState] load settings');
+    try {
+        const loadedState = settings.get(WINDOWS_SETTINGS_KEY) as any;
+        logger.log('[WindowState] loaded settings', loadedState);
+
+        if (!loadedState) {
+            logger.log('[WindowState]save state not exists, use default');
+
+            return getDefaultWindowState();
+        }
+
+        const visible = windowVisibleOnScreen(loadedState);
+        logger.log('[WindowState] loaded settings is visible', visible);
+
+        if (visible) {
+            logger.log('[WindowState] return with loaded settings');
+            return loadedState;
+        }
+    } catch (err) {
+        logger.error('[WindowState] error when parsing loaded settings', err);
+    }
+
+    logger.log('[WindowState] return with default settings');
+
+    return getDefaultWindowState();
+};
+
+export const saveWindowState = (win: electron.BrowserWindow) => {
+    const winBounds = win.isMaximized() || win.isFullScreen()
+        ? loadWindowState() as any
+        : win.getBounds();
+
+    const state: WindowState = {
+        ...winBounds,
+        isMaximized: win.isMaximized(),
+        isFullScreen: win.isFullScreen()
+    };
+
+    logger.log('[WindowState] save settings:', state);
+    settings.set(WINDOWS_SETTINGS_KEY, state as any);
+    logger.log('[WindowState] save settings success');
+};