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lmbelolmbelo
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FMX TImageList wrapper
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‎Packages/Delphi/Delphi 10.4+/PythonFmx.dpk

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Original file line numberDiff line numberDiff line change
@@ -59,6 +59,7 @@ contains
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WrapFmxStdCtrls in '..\..\..\Source\fmx\WrapFmxStdCtrls.pas',
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WrapFmxStyles in '..\..\..\Source\fmx\WrapFmxStyles.pas',
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WrapFmxTypes in '..\..\..\Source\fmx\WrapFmxTypes.pas',
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WrapFmxDateTime in '..\..\..\Source\fmx\WrapFmxDateTime.pas';
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WrapFmxDateTime in '..\..\..\Source\fmx\WrapFmxDateTime.pas',
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WrapFMXImgList in '..\..\..\Source\fmx\WrapFMXImgList.pas';
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end.

‎Source/fmx/WrapFMXImgList.pas

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{$I Definition.Inc}
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unit WrapFMXImgList;
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interface
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uses
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System.Classes, System.SysUtils, FMX.ImgList,
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PythonEngine, WrapDelphi, WrapDelphiImageList;
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type
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TPyDelphiCustomImageList = class (TPyDelphiBaseImageList)
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private
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function GetDelphiObject: TCustomImageList;
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procedure SetDelphiObject(const Value: TCustomImageList);
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protected
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function BitmapItemByName_Wrapper(AArgs: PPyObject): PPyObject; cdecl;
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function BestSize_Wrapper(AArgs: PPyObject): PPyObject; cdecl;
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public
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class function DelphiObjectClass : TClass; override;
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class procedure RegisterMethods(PythonType: TPythonType); override;
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// Properties
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property DelphiObject: TCustomImageList read GetDelphiObject write SetDelphiObject;
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end;
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TPyDelphiImageList = class (TPyDelphiCustomImageList)
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private
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function GetDelphiObject: TImageList;
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procedure SetDelphiObject(const Value: TImageList);
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public
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class function DelphiObjectClass : TClass; override;
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// Properties
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property DelphiObject: TImageList read GetDelphiObject write SetDelphiObject;
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end;
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implementation
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uses
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System.Types,
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FMX.MultiResBitmap,
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WrapDelphiTypes,
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WrapFmxTypes;
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{ Register the wrappers, the globals and the constants }
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type
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TFmxImageListRegistration = class(TRegisteredUnit)
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public
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function Name : string; override;
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procedure RegisterWrappers(APyDelphiWrapper : TPyDelphiWrapper); override;
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end;
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{ TFmxImageListRegistration }
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function TFmxImageListRegistration.Name: string;
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begin
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Result := 'FmxImageList';
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end;
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procedure TFmxImageListRegistration.RegisterWrappers(
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APyDelphiWrapper: TPyDelphiWrapper);
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begin
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inherited;
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APyDelphiWrapper.RegisterDelphiWrapper(TPyDelphiCustomImageList);
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APyDelphiWrapper.RegisterDelphiWrapper(TPyDelphiImageList);
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end;
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{ TPyDelphiCustomImageList }
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function TPyDelphiCustomImageList.BestSize_Wrapper(AArgs: PPyObject): PPyObject;
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procedure Append(const AList, AItem: PPyObject; const AIx: integer);
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begin
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with GetPythonEngine() do begin
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PyTuple_SetItem(AList, AIx, AItem);
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Py_XDecRef(AItem);
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end;
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end;
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var
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LPyIndex: PPyObject;
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LPySize: PPyObject;
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LIndex: integer;
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LSize: TSize;
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LSizeF: TSizeF;
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begin
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//Signatures:
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//function BestSize(const Index: Integer; var Size: TSize): Boolean; overload;
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//function BestSize(const Index: Integer; var Size: TSizeF): Boolean; overload;
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// We adjust the transmitted self argument
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Adjust(@Self);
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if GetPythonEngine().PyArg_ParseTuple(AArgs, 'iO:BestSize', @LPyIndex, @LPySize) <> 0 then begin
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if CheckIntAttribute(LPyIndex, 'Index', LIndex)
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and (CheckSizeAttribute(LPySize, 'Size', LSize)
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or
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(CheckSizeFAttribute(LPySize, 'Size', LSizeF))) then
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begin
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if not CheckIndex(LIndex, DelphiObject.Count) then
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Exit(nil);
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Result := GetPythonEngine().PyTuple_New(2);
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if CheckSizeAttribute(LPySize, 'Size', LSize) then begin
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Append(Result, GetPythonEngine().PyBool_FromLong(
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Ord(DelphiObject.BestSize(LIndex, LSize))), 0);
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Append(Result, WrapSize(PyDelphiWrapper, LSize), 1);
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end
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else
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if CheckSizeFAttribute(LPySize, 'Size', LSizeF) then begin
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Append(Result, GetPythonEngine().PyBool_FromLong(
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Ord(DelphiObject.BestSize(LIndex, LSizeF))), 0);
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Append(Result, WrapSizeF(PyDelphiWrapper, LSizeF), 1);
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end;
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end else
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Result := nil;
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end else
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Result := nil;
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end;
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function TPyDelphiCustomImageList.BitmapItemByName_Wrapper(
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AArgs: PPyObject): PPyObject;
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procedure Append(const AList, AItem: PPyObject; const AIx: integer);
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begin
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with GetPythonEngine() do begin
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PyTuple_SetItem(AList, AIx, AItem);
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Py_XDecRef(AItem);
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end;
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end;
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var
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LPyName: PPyObject;
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LPyItem: PPyObject;
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LPySize: PPyObject;
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LName: string;
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LItem: TCustomBitmapItem;
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LSize: TSize;
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begin
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//Signature:
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//function BitmapItemByName(const Name: string; var Item: TCustomBitmapItem; var Size: TSize): Boolean;
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// We adjust the transmitted self argument
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Adjust(@Self);
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if GetPythonEngine().PyArg_ParseTuple(AArgs, 'sOO:BitmapItemByName', @LPyName, @LPyItem, @LPySize) <> 0 then begin
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if CheckStrAttribute(LPyName, 'Name', LName)
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and CheckObjAttribute(LPyItem, 'Item', TCustomBitmapItem, TObject(LItem))
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and CheckSizeAttribute(LPySize, 'Size', LSize) then
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begin
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Result := GetPythonEngine().PyTuple_New(3);
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Append(Result, GetPythonEngine().PyBool_FromLong(
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Ord(DelphiObject.BitmapItemByName(LName, LItem, LSize))), 0);
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Append(Result, PyDelphiWrapper.Wrap(LItem), 1);
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Append(Result, WrapSize(PyDelphiWrapper, LSize), 2);
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end else
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Result := nil;
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end else
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Result := nil;
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end;
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class function TPyDelphiCustomImageList.DelphiObjectClass: TClass;
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begin
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Result := TCustomImageList;
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end;
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function TPyDelphiCustomImageList.GetDelphiObject: TCustomImageList;
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begin
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Result := TCustomImageList(inherited DelphiObject);
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end;
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class procedure TPyDelphiCustomImageList.RegisterMethods(
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PythonType: TPythonType);
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begin
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inherited;
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PythonType.AddMethod('BitmapItemByName',
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@TPyDelphiCustomImageList.BitmapItemByName_Wrapper,
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'TCustomImageList.BitmapItemByName()'#10 +
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'Tries to find, in the source collection, the bitmap item specified by name.');
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end;
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procedure TPyDelphiCustomImageList.SetDelphiObject(
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const Value: TCustomImageList);
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begin
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inherited DelphiObject := Value;
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end;
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{ TPyDelphiImageList }
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class function TPyDelphiImageList.DelphiObjectClass: TClass;
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begin
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Result := TImageList;
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end;
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function TPyDelphiImageList.GetDelphiObject: TImageList;
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begin
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Result := TImageList(inherited DelphiObject);
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end;
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procedure TPyDelphiImageList.SetDelphiObject(const Value: TImageList);
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begin
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inherited DelphiObject := Value;
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end;
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initialization
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RegisteredUnits.Add(TFmxImageListRegistration.Create());
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end.

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