Platform fixes and rework ping

src/framework/platform/platform.h

@@ -37,7 +37,8 @@ public:
     std::string getTempPath();
     std::string getCurrentDir();
     bool copyFile(std::string from, std::string to);
-    bool fileExists(const std::string& file);
+    bool fileExists(std::string file);
+    bool removeFile(std::string file);
     void openUrl(std::string url);
     std::string getCPUName();
     double getTotalSystemMemory();

src/framework/platform/unixplatform.cpp

@@ -83,8 +83,10 @@ std::string Platform::getCurrentDir()
 {
     std::string res;
     char cwd[2048];
-    if(getcwd(cwd, sizeof(cwd)) != NULL)
+    if(getcwd(cwd, sizeof(cwd)) != NULL) {
         res = cwd;
+        res += "/";
+    }
     return res;
 }
 
@@ -93,12 +95,19 @@ bool Platform::copyFile(std::string from, std::string to)
     return system(stdext::format("/bin/cp '%s' '%s'", from, to).c_str()) == 0;
 }
 
-bool Platform::fileExists(const std::string& file)
+bool Platform::fileExists(std::string file)
 {
     struct stat buffer;
     return (stat(file.c_str(), &buffer) == 0);
 }
 
+bool Platform::removeFile(std::string file)
+{
+    if(unlink(file.c_str()) == 0)
+        return true;
+    return false;
+}
+
 void Platform::openUrl(std::string url)
 {
     if(url.find("http://") == std::string::npos)

src/framework/platform/win32platform.cpp

@@ -95,11 +95,13 @@ std::string Platform::getCurrentDir()
     GetCurrentDirectoryW(MAX_PATH, path);
     ret = stdext::utf16_to_utf8(path);
     boost::replace_all(ret, "\\", "/");
+    ret += "/";
     return ret;
 }
 
-bool Platform::fileExists(const std::string& file)
+bool Platform::fileExists(std::string file)
 {
+    boost::replace_all(file, "/", "\\");
     std::wstring wfile = stdext::utf8_to_utf16(file);
     DWORD dwAttrib = GetFileAttributesW(wfile.c_str());
     return (dwAttrib != INVALID_FILE_ATTRIBUTES &&  !(dwAttrib & FILE_ATTRIBUTE_DIRECTORY));
@@ -114,6 +116,14 @@ bool Platform::copyFile(std::string from, std::string to)
     return true;
 }
 
+bool Platform::removeFile(std::string file)
+{
+    boost::replace_all(file, "/", "\\");
+    if(DeleteFileW(stdext::utf8_to_utf16(file).c_str()) == 0)
+        return false;
+    return true;
+}
+
 void Platform::openUrl(std::string url)
 {
     if(url.find("http://") == std::string::npos)

src/framework/platform/win32window.cpp

@@ -590,8 +590,12 @@ LRESULT WIN32Window::windowProc(HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lPar
         }
         case WM_ACTIVATE: {
             m_focused = !(wParam == WA_INACTIVE);
-            if(!m_focused)
-                releaseAllKeys();
+            releaseAllKeys();
+            break;
+        }
+        case WM_SETFOCUS:
+        case WM_KILLFOCUS: {
+            releaseAllKeys();
             break;
         }
         case WM_CHAR: {