then titlebar and footbar

sysgo/UI/util_funcs.go

@@ -0,0 +1,71 @@
+package UI
+
+import (
+	"os"
+	"log"
+	"path/filepath"
+	"strings"
+	
+	"github.com/cuu/gogame/display"
+	
+)
+
+func CmdClean(cmdpath string) string {
+	spchars := "\\`$();|{}&'\"*?<>[]!^~-#\n\r "
+	for _,v:= range spchars {
+		cmdpath = strings.Replace(cmdpath,string(v),"\\"+string(v),-1)
+	}
+	return cmdpath
+}
+
+func FileExists(name string) bool {
+	if _, err := os.Stat(name ); err == nil {
+		return true
+	}else {
+		return false
+	}
+}
+
+func IsDirectory(path string) bool {
+	fileInfo, err := os.Stat(path)
+	if err != nil {
+		return false
+	}else {
+    return fileInfo.IsDir()
+	}
+}
+
+
+func IsAFile(path string) bool {
+	fileInfo, err := os.Stat(path)
+	if err != nil {
+		return false
+	}else {
+    return fileInfo.Mode().IsRegular()
+	}
+}
+
+
+func MakeExecutable(path string) {
+	fileInfo, err := os.Stat(path)
+	if err != nil {
+		log.Fatalf("os.Stat %s failed", path)
+		return
+	}
+	mode := fileInfo.Mode()
+	mode |= (mode & 0444) >> 2 
+	os.Chmod(path,mode)
+}
+
+func ReplaceSuffix(orig_file_str string, new_ext string) string {
+	orig_ext := filepath.Ext(orig_file_str)
+	if orig_ext!= "" {
+		las_pos := strings.LastIndex(orig_file_str,".")
+		return  orig_file_str[0:las_pos]+"."+new_ext
+	}
+	return orig_file_str // failed just return back where it came 
+}
+
+func SwapAndShow() {
+	display.Flip()
+}