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unitswitcher/Source/CmpSwSettings.pas

438 lines
10 KiB
ObjectPascal

{: Encapsulates the ComponentSwitcher settings.
Last changed: $Date$
Revision: $Rev$
Author: $Author$
}
unit CmpSwSettings;
interface
uses
Classes,
Registry,
BaseSwSettings,
CmpSwFilters;
type
TCmpSwDialogSettings = class(TBaseSwSettings)
private
FHeight: Integer;
FMRUList: TStrings;
FWidth: Integer;
protected
procedure Load(const ARegistry: TRegistry); override;
procedure Save(const ARegistry: TRegistry); override;
public
constructor Create();
destructor Destroy(); override;
public
property Height: Integer read FHeight write FHeight;
property MRUList: TStrings read FMRUList write FMRUList;
property Width: Integer read FWidth write FWidth;
end;
TCmpSwFilterSettings = class(TBaseSwSettings)
private
FAllowEmptyResult: Boolean;
FWildchars: Boolean;
protected
procedure Load(const ARegistry: TRegistry); override;
procedure Save(const ARegistry: TRegistry); override;
public
property AllowEmptyResult: Boolean read FAllowEmptyResult write FAllowEmptyResult;
property Wildchars: Boolean read FWildchars write FWildchars;
end;
TCmpSwSettings = class(TObject)
private
FDialog: TCmpSwDialogSettings;
FFilter: TCmpSwFilterSettings;
FFilterGroups: TCmpSwFilterGroups;
FRegistryKey: String;
protected
procedure Load();
procedure LoadFilter(const AKey: String; AGroups: TCmpSwFilterGroups);
procedure SaveFilter(const AKey: String; AGroups: TCmpSwFilterGroups);
procedure LoadFilterGroup(ARegistry: TRegistry; AGroup: TCmpSwFilterGroup);
procedure SaveFilterGroup(ARegistry: TRegistry; AGroup: TCmpSwFilterGroup);
public
constructor Create();
destructor Destroy(); override;
procedure ResetDefaults();
procedure Save();
property Dialog: TCmpSwDialogSettings read FDialog write FDialog;
property Filter: TCmpSwFilterSettings read FFilter;
property FilterGroups: TCmpSwFilterGroups read FFilterGroups;
end;
function Settings(): TCmpSwSettings;
implementation
uses
SysUtils,
ToolsAPI,
Windows;
var
GSettings: TCmpSwSettings;
function Settings(): TCmpSwSettings;
begin
if not Assigned(GSettings) then
GSettings := TCmpSwSettings.Create();
Result := GSettings;
end;
{ TCmpSwDialogSettings }
constructor TCmpSwDialogSettings.Create();
begin
inherited Create();
FMRUList := TStringList.Create();
TStringList(FMRUList).CaseSensitive := False
end;
destructor TCmpSwDialogSettings.Destroy();
begin
FreeAndNil(FMRUList);
inherited;
end;
procedure TCmpSwDialogSettings.Load(const ARegistry: TRegistry);
var
sMRU: String;
begin
ReadIntegerDef(ARegistry, FWidth, 'Width');
ReadIntegerDef(ARegistry, FHeight, 'Height');
if ARegistry.ValueExists(GetKeyName('MRU')) then
begin
SetLength(sMRU, ARegistry.GetDataSize(GetKeyName('MRU')));
if Length(sMRU) > 0 then
begin
ARegistry.ReadBinaryData(GetKeyName('MRU'), PChar(sMRU)^, Length(sMRU));
FMRUList.Text := Trim(sMRU);
end;
end;
end;
procedure TCmpSwDialogSettings.Save(const ARegistry: TRegistry);
var
sMRU: String;
begin
WriteInteger(ARegistry, FWidth, 'Width');
WriteInteger(ARegistry, FHeight, 'Height');
if FMRUList.Count > 0 then
begin
sMRU := FMRUList.Text;
ARegistry.WriteBinaryData(GetKeyName('MRU'), PChar(sMRU)^, Length(sMRU));
end else
ARegistry.DeleteValue(GetKeyName('MRU'));
end;
{ TCmpSwFilterSettings }
procedure TCmpSwFilterSettings.Load(const ARegistry: TRegistry);
begin
ReadBoolDef(ARegistry, FAllowEmptyResult, 'AllowEmptyResult');
ReadBoolDef(ARegistry, FWildchars, 'Wildchars');
end;
procedure TCmpSwFilterSettings.Save(const ARegistry: TRegistry);
begin
WriteBool(ARegistry, FAllowEmptyResult, 'AllowEmptyResult');
WriteBool(ARegistry, FWildchars, 'Wildchars');
end;
{ TCmpSwSettings }
constructor TCmpSwSettings.Create();
begin
inherited;
FRegistryKey := (BorlandIDEServices as IOTAServices).GetBaseRegistryKey() +
'\ComponentSwitcher';
FDialog := TCmpSwDialogSettings.Create();
FFilter := TCmpSwFilterSettings.Create();
FFilterGroups := TCmpSwFilterGroups.Create();
ResetDefaults();
Load();
end;
destructor TCmpSwSettings.Destroy();
begin
FreeAndNil(FFilterGroups);
FreeAndNil(FFilter);
FreeAndNil(FDialog);
inherited;
end;
procedure TCmpSwSettings.Load();
var
ideRegistry: TRegistry;
begin
ideRegistry := TRegistry.Create();
with ideRegistry do
try
RootKey := HKEY_CURRENT_USER;
if OpenKey(FRegistryKey, False) then
begin
FDialog.Load(ideRegistry);
FFilter.Load(ideRegistry);
LoadFilter('\Filter', FilterGroups);
CloseKey();
end;
finally
Free();
end;
end;
procedure TCmpSwSettings.ResetDefaults();
begin
Filter.AllowEmptyResult := True;
Filter.Wildchars := True;
Dialog.Width := 350;
Dialog.Height := 530;
{ Fill default groups }
FilterGroups.Clear();
with FilterGroups.Add() do
begin
Name := 'Actions';
Filter.Add('TAction');
IncludeDescendants := True;
Visible := True;
end;
with FilterGroups.Add() do
begin
Name := 'Menu items';
Filter.Add('TMenuItem');
Visible := True;
end;
with FilterGroups.Add() do
begin
Name := 'Dataset fields';
Filter.Add('TField');
IncludeDescendants := True;
Visible := True;
end;
with FilterGroups.Add() do
begin
Name := 'DevEx Grid columns';
Filter.Add('TcxGridDBColumn');
Filter.Add('TcxGridColumn');
end;
end;
procedure TCmpSwSettings.Save();
var
ideRegistry: TRegistry;
begin
ideRegistry := TRegistry.Create();
with ideRegistry do
try
RootKey := HKEY_CURRENT_USER;
if OpenKey(FRegistryKey, True) then
begin
FDialog.Save(ideRegistry);
FFilter.Save(ideRegistry);
SaveFilter('\Filter', FilterGroups);
CloseKey();
end;
finally
Free();
end;
end;
procedure TCmpSwSettings.LoadFilter(const AKey: String; AGroups: TCmpSwFilterGroups);
var
ideRegistry: TRegistry;
groupCount: Integer;
groupIndex: Integer;
group: TCmpSwFilterGroup;
begin
ideRegistry := TRegistry.Create();
with ideRegistry do
try
RootKey := HKEY_CURRENT_USER;
if OpenKey(FRegistryKey + AKey, False) then
begin
AGroups.Clear();
groupCount := 0;
if ValueExists('Count') then
groupCount := ReadInteger('Count');
CloseKey();
for groupIndex := 0 to Pred(groupCount) do
begin
if OpenKey(FRegistryKey + Format('\Filter\Item%d', [groupIndex]), False) then
begin
group := AGroups.Add();
LoadFilterGroup(ideRegistry, group);
CloseKey();
end;
end;
end;
finally
Free();
end;
end;
procedure TCmpSwSettings.SaveFilter(const AKey: String; AGroups: TCmpSwFilterGroups);
var
ideRegistry: TRegistry;
subKeys: TStringList;
keyIndex: Integer;
groupIndex: Integer;
begin
ideRegistry := TRegistry.Create();
with ideRegistry do
try
RootKey := HKEY_CURRENT_USER;
if OpenKey(FRegistryKey + AKey, True) then
begin
subKeys := TStringList.Create();
try
GetKeyNames(subKeys);
for keyIndex := 0 to Pred(subKeys.Count) do
if SameText(Copy(subKeys[keyIndex], 0, 4), 'Item') then
begin
DeleteKey(subKeys[keyIndex]);
end;
finally
FreeAndNil(subKeys);
end;
WriteInteger('Count', AGroups.Count);
CloseKey();
for groupIndex := 0 to Pred(AGroups.Count) do
begin
if OpenKey(FRegistryKey + Format('\Filter\Item%d', [groupIndex]), True) then
begin
SaveFilterGroup(ideRegistry, AGroups[groupIndex]);
CloseKey();
end;
end;
CloseKey();
end;
finally
Free();
end;
end;
procedure TCmpSwSettings.LoadFilterGroup(ARegistry: TRegistry; AGroup: TCmpSwFilterGroup);
var
filterText: String;
begin
AGroup.Name := ARegistry.ReadString('Name');
if ARegistry.ValueExists('Enabled') then
AGroup.Enabled := ARegistry.ReadBool('Enabled')
else
AGroup.Enabled := False;
if ARegistry.ValueExists('IncludeDescendants') then
AGroup.IncludeDescendants := ARegistry.ReadBool('IncludeDescendants')
else
AGroup.IncludeDescendants := False;
if ARegistry.ValueExists('Visible') then
AGroup.Visible := ARegistry.ReadBool('Visible')
else
AGroup.Visible := False;
if ARegistry.ValueExists('Filter') then
begin
SetLength(filterText, ARegistry.GetDataSize('Filter'));
if Length(filterText) > 0 then
begin
ARegistry.ReadBinaryData('Filter', PChar(filterText)^, Length(filterText));
AGroup.Filter.Text := Trim(filterText);
end;
end;
end;
procedure TCmpSwSettings.SaveFilterGroup(ARegistry: TRegistry; AGroup: TCmpSwFilterGroup);
var
filterText: String;
begin
ARegistry.WriteString('Name', AGroup.Name);
ARegistry.WriteBool('Enabled', AGroup.Enabled);
ARegistry.WriteBool('IncludeDescendants', AGroup.IncludeDescendants);
ARegistry.WriteBool('Visible', AGroup.Visible);
if AGroup.Filter.Count > 0 then
begin
filterText := AGroup.Filter.Text;
ARegistry.WriteBinaryData('Filter', PChar(filterText)^, Length(filterText));
end else
ARegistry.DeleteValue('Filter');
end;
initialization
finalization
FreeAndNil(GSettings);
end.