Windows8/8.1下任务栏窗口背景颜色默认不使用纯黑色，以获得更好的显示效果

Author: zhongyang219

TrafficMonitor/Common.cpp

@@ -944,8 +944,17 @@ void CCommon::SetColorMode(ColorMode mode)
     switch (mode)
     {
     case ColorMode::Default:
-        CTrafficMonitorApp::self->m_taskbar_data.dft_back_color = 0;
-        CTrafficMonitorApp::self->m_taskbar_data.dft_transparent_color = 0;
+        //Win8/8.1下背景色和透明色不使用纯黑色
+        if (theApp.m_win_version.IsWindows8Or8point1())
+        {
+            CTrafficMonitorApp::self->m_taskbar_data.dft_back_color = RGB(0, 0, 1);
+            CTrafficMonitorApp::self->m_taskbar_data.dft_transparent_color = RGB(0, 0, 1);
+        }
+        else
+        {
+            CTrafficMonitorApp::self->m_taskbar_data.dft_back_color = 0;
+            CTrafficMonitorApp::self->m_taskbar_data.dft_transparent_color = 0;
+        }
         CTrafficMonitorApp::self->m_taskbar_data.dft_status_bar_color = 0x005A5A5A;
         CTrafficMonitorApp::self->m_taskbar_data.dft_text_colors = 0x00ffffffU;
         CTrafficMonitorApp::self->m_cfg_data.m_dft_notify_icon = 0;

TrafficMonitor/TaskbarDefaultStyle.cpp

@@ -19,8 +19,11 @@ void CTaskbarDefaultStyle::LoadConfig()
     for (int i = 0; i < TASKBAR_DEFAULT_STYLE_NUM; i++)
 	{
         COLORREF default_text_color = (TASKBAR_DEFAULT_LIGHT_STYLE(i) ? RGB(0, 0, 0) : RGB(255, 255, 255));
-        COLORREF default_back_color = (TASKBAR_DEFAULT_LIGHT_STYLE(i) ? RGB(210, 210, 211) : 0);
-        COLORREF default_transparent_color = (TASKBAR_DEFAULT_LIGHT_STYLE(i) ? RGB(210, 210, 211) : 0);
+        COLORREF darkmode_default_back_color = 0;
+        if (theApp.m_win_version.IsWindows8Or8point1())
+            darkmode_default_back_color = RGB(0, 0, 1);
+        COLORREF default_back_color = (TASKBAR_DEFAULT_LIGHT_STYLE(i) ? RGB(210, 210, 211) : darkmode_default_back_color);
+        COLORREF default_transparent_color = (TASKBAR_DEFAULT_LIGHT_STYLE(i) ? RGB(210, 210, 211) : darkmode_default_back_color);
         COLORREF default_status_bar_color = (TASKBAR_DEFAULT_LIGHT_STYLE(i) ? RGB(165, 165, 165) : 0x005A5A5A);
         wchar_t buff[64];
         swprintf_s(buff, L"default%d_", i + 1);