Added ShConstants.h to makenssi project

Size optimization on ui.c
Some fixes in Shell Folders code


git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@3297 212acab6-be3b-0410-9dea-997c60f758d6

Source/ShConstants.h

@@ -0,0 +1,91 @@
+// constants.h by Ramon 18 Nov 2003
+
+#ifndef ___CONSTANTS___H_____
+#define ___CONSTANTS___H_____
+
+#include "Lang.h"
+
+struct constantstring {
+  int name;
+  int index;
+  int pos;
+  int value1;
+  int value2;
+};
+
+class ConstantsStringList : public SortedStringListND<struct constantstring>
+{
+  public:
+    ConstantsStringList()
+    {
+      index = 0;
+    }
+    ~ConstantsStringList() { }
+
+    int add(const char *name, int value1, int value2)
+    {
+      int pos=SortedStringListND<struct constantstring>::add(name);
+      if (pos == -1) return -1;
+
+      ((struct constantstring*)gr.get())[pos].index = index;
+      ((struct constantstring*)gr.get())[pos].pos = pos;
+      ((struct constantstring*)gr.get())[pos].value1 = value1;
+      ((struct constantstring*)gr.get())[pos].value2 = value2;
+
+      int temp = index;
+      index++;
+
+      return temp;
+    }
+
+    int get(char *name, size_t n_chars = -1)
+    {
+      int v=SortedStringListND<struct constantstring>::find(name, n_chars);
+      if (v==-1) return -1;
+      return (((struct constantstring*)gr.get())[v].index);
+    }
+
+    int getnum()
+    {
+      return index;
+    }
+
+    int get_value1(int idx)
+    {
+      int pos=get_internal_idx(idx);
+      if (pos==-1) return -1;
+      return (((struct constantstring*)gr.get())[pos].value1);
+    }
+
+    int get_value2(int idx)
+    {
+      int pos=get_internal_idx(idx);
+      if (pos==-1) return -1;
+      return (((struct constantstring*)gr.get())[pos].value2);
+    }
+
+    char *idx2name(int idx)
+    {
+      int pos=get_internal_idx(idx);
+      if (pos==-1) return NULL;
+      struct constantstring *data=(struct constantstring *)gr.get();      
+      return ((char*)strings.get() + data[pos].name);
+    }
+
+  private:
+    int index;
+    int get_internal_idx(int idx)
+    {
+      struct constantstring *data=(struct constantstring *)gr.get();      
+      for (int i = 0; i < index; i++)
+      {
+        if (data[i].index == idx)
+        {
+          return i;
+        }
+      }
+      return -1;
+    }
+};
+
+#endif