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admin/node_modules/element-plus/lib/hooks/use-z-index/index.js

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+'use strict';
+
+Object.defineProperty(exports, '__esModule', { value: true });
+
+var vue = require('vue');
+var types = require('../../utils/types.js');
+var core = require('@vueuse/core');
+
+const initial = {
+  current: 0
+};
+const zIndex = vue.ref(0);
+const defaultInitialZIndex = 2e3;
+const ZINDEX_INJECTION_KEY = Symbol("elZIndexContextKey");
+const zIndexContextKey = Symbol("zIndexContextKey");
+const useZIndex = (zIndexOverrides) => {
+  const increasingInjection = vue.getCurrentInstance() ? vue.inject(ZINDEX_INJECTION_KEY, initial) : initial;
+  const zIndexInjection = zIndexOverrides || (vue.getCurrentInstance() ? vue.inject(zIndexContextKey, void 0) : void 0);
+  const initialZIndex = vue.computed(() => {
+    const zIndexFromInjection = vue.unref(zIndexInjection);
+    return types.isNumber(zIndexFromInjection) ? zIndexFromInjection : defaultInitialZIndex;
+  });
+  const currentZIndex = vue.computed(() => initialZIndex.value + zIndex.value);
+  const nextZIndex = () => {
+    increasingInjection.current++;
+    zIndex.value = increasingInjection.current;
+    return currentZIndex.value;
+  };
+  if (!core.isClient && !vue.inject(ZINDEX_INJECTION_KEY)) ;
+  return {
+    initialZIndex,
+    currentZIndex,
+    nextZIndex
+  };
+};
+
+exports.ZINDEX_INJECTION_KEY = ZINDEX_INJECTION_KEY;
+exports.defaultInitialZIndex = defaultInitialZIndex;
+exports.useZIndex = useZIndex;
+exports.zIndexContextKey = zIndexContextKey;
+//# sourceMappingURL=index.js.map