完善截图和分析流程

static/js/settings.js

@@ -136,11 +136,20 @@ class SettingsManager {
     }
 
     getSettings() {
+        const language = this.languageInput.value || '中文';
+        const basePrompt = this.systemPromptInput.value || '';
+        
+        // 检查系统提示词是否已包含语言设置
+        let systemPrompt = basePrompt;
+        if (!basePrompt.includes('Please respond in') && !basePrompt.includes('请用') && !basePrompt.includes('使用')) {
+            systemPrompt = `${basePrompt}\n\n请务必使用${language}回答。`;
+        }
+        
         return {
             model: this.modelSelect.value,
             temperature: this.temperatureInput.value,
-            language: this.languageInput.value,
-            systemPrompt: this.systemPromptInput.value + ` Please respond in ${this.languageInput.value}.`,
+            language: language,
+            systemPrompt: systemPrompt,
             proxyEnabled: this.proxyEnabledInput.checked,
             proxyHost: this.proxyHostInput.value,
             proxyPort: this.proxyPortInput.value,

static/js/ui.js

@@ -47,6 +47,16 @@ class UIManager {
     }
 
     showToast(message, type = 'success') {
+        // 检查是否已经存在相同内容的提示
+        const existingToasts = this.toastContainer.querySelectorAll('.toast');
+        for (const existingToast of existingToasts) {
+            const existingMessage = existingToast.querySelector('span').textContent;
+            if (existingMessage === message) {
+                // 已经存在相同的提示，不再创建新的
+                return;
+            }
+        }
+        
         const toast = document.createElement('div');
         toast.className = `toast ${type}`;
         toast.innerHTML = `
@@ -55,10 +65,13 @@ class UIManager {
         `;
         this.toastContainer.appendChild(toast);
         
+        // 为不同类型的提示设置不同的显示时间
+        const displayTime = message === '截图成功' ? 1500 : 3000;
+        
         setTimeout(() => {
             toast.style.opacity = '0';
             setTimeout(() => toast.remove(), 300);
-        }, 3000);
+        }, displayTime);
     }
 
     closeAllPanels() {