Changeset 59 for trunk/Packages/Common/URegistry.pas

Timestamp:

Dec 3, 2014, 9:09:42 PM (9 years ago)

Author:

chronos

Message:

• Added: Support for high DPI screens. If not detected automatically correctly then user can specify desired values.
• Updated: Common package to newer version.

File:

• trunk/Packages/Common/URegistry.pas (modified) (5 diffs)

trunk/Packages/Common/URegistry.pas

@@ -17 +17 @@
     rrKeyDynData = HKEY($80000006));
 
+  { TRegistryContext }
+
   TRegistryContext = record
     RootKey: HKEY;
     Key: string;
+    class operator Equal(A, B: TRegistryContext): Boolean;
   end;
 
@@ -26 +29 @@
   TRegistryEx = class(TRegistry)
   private
+    function GetCurrentContext: TRegistryContext;
+    procedure SetCurrentContext(AValue: TRegistryContext);
   public
     function ReadBoolWithDefault(const Name: string;
@@ -35 +40 @@
     function DeleteKeyRecursive(const Key: string): Boolean;
     function OpenKey(const Key: string; CanCreate: Boolean): Boolean;
+    property CurrentContext: TRegistryContext read GetCurrentContext write SetCurrentContext;
   end;
 
@@ -46 +52 @@
   Result.RootKey := RootKey;
   Result.Key := Key;
+end;
+
+{ TRegistryContext }
+
+class operator TRegistryContext.Equal(A, B: TRegistryContext): Boolean;
+begin
+  Result := (A.Key = B.Key) and (A.RootKey = B.RootKey);
 end;
 
@@ -106 +119 @@
 end;
 
+function TRegistryEx.GetCurrentContext: TRegistryContext;
+begin
+  Result.Key := CurrentPath;
+  Result.RootKey := RootKey;
+end;
+
+procedure TRegistryEx.SetCurrentContext(AValue: TRegistryContext);
+begin
+  RootKey := AValue.RootKey;
+  OpenKey(AValue.Key, True);
+end;
+
 function TRegistryEx.ReadBoolWithDefault(const Name: string;
   DefaultValue: Boolean): Boolean;