FastReport_FMX_2.8.12/LibD28x64/FMX.frxInsp.pas
2024-07-06 22:41:12 +02:00

1152 lines
29 KiB
ObjectPascal

{******************************************}
{ }
{ FastReport v4.0 }
{ Object Inspector }
{ }
{ Copyright (c) 1998-2008 }
{ by Alexander Tzyganenko, }
{ Fast Reports Inc. }
{ }
{******************************************}
unit FMX.frxInsp;
interface
{$I frx.inc}
uses
System.SysUtils, System.Classes, System.UITypes, FMX.Controls, FMX.Forms,
FMX.Dialogs, FMX.ExtCtrls, FMX.frxDsgnIntf, System.Types, System.UIConsts,
FMX.frxClass, FMX.Menus, FMX.Types, FMX.Edit, FMX.Objects, FMX.Layouts,
FMX.ListBox, FMX.TabControl, FMX.Platform, System.Variants, FMX.TreeView
{$IFDEF DELPHI18}
,FMX.StdCtrls
{$ENDIF}
{$IFDEF DELPHI19}
, FMX.Graphics
{$ENDIF}
{$IFDEF DELPHI28}
, FMX.BaseTypeAliases, FMX.FormTypeAliases
{$ENDIF};
type
TfrxObjectInspector = class(TForm)
PopupMenu1: TPopupMenu;
N11: TMenuItem;
N21: TMenuItem;
N31: TMenuItem;
N41: TMenuItem;
N51: TMenuItem;
N61: TMenuItem;
MainPanel: TPanel;
BackPanel: TPanel;
Splitter1: TSplitter;
Box: TFramedScrollBox;
PB: TPaintBox;
Edit1: TEdit;
EditPanel: TPanel;
EditBtn: TSpeedButton;
ComboPanel: TPanel;
ComboBtn: TSpeedButton;
HintPanel: TPanel;
PropL: TLabel;
DescrL: TLabel;
ObjectsCB: TComboBox;
Label1: TLabel;
Rectangle1: TRectangle;
StyleBook1: TStyleBook;
procedure FormResize(Sender: TObject);
procedure PBPaint(Sender: TObject; ACanvas: TCanvas);
procedure PBMouseDown(Sender: TObject; Button: TMouseButton;
Shift: TShiftState; X, Y: Single);
procedure PBMouseUp(Sender: TObject; Button: TMouseButton;
Shift: TShiftState; X, Y: Single);
procedure PBMouseMove(Sender: TObject; Shift: TShiftState;
X, Y: Single);
procedure Edit1KeyDown(Sender: TObject; var Key: Word;
var KeyChar: WideChar; Shift: TShiftState);
procedure EditBtnClick(Sender: TObject);
procedure ComboBtnClick(Sender: TObject);
procedure ObjectsCBClick(Sender: TObject);
procedure PBDblClick(Sender: TObject);
procedure FormMouseWheelDown(Sender: TObject; Shift: TShiftState;
MousePos: TPoint; var Handled: Boolean);
procedure FormMouseWheelUp(Sender: TObject; Shift: TShiftState;
MousePos: TPoint; var Handled: Boolean);
procedure FormShow(Sender: TObject);
procedure TabChange(Sender: TObject);
procedure N11Click(Sender: TObject);
procedure N21Click(Sender: TObject);
procedure N31Click(Sender: TObject);
procedure FormDeactivate(Sender: TObject);
procedure FormKeyDown(Sender: TObject; var Key: Word;
var KeyChar: WideChar; Shift: TShiftState);
private
{ Private declarations }
FDesigner: TfrxCustomDesigner;
FDisableDblClick: Boolean;
FDisableUpdate: Boolean;
FDown: Boolean;
FEventList: TfrxPropertyList;
//FHintWindow: THintWindow; todo
FItemIndex: Integer;
FLastPosition: String;
FList: TfrxPropertyList;
FPopupForm: TPopup;
FPopupLB: TListBox;
// FPopupLBVisible: Boolean;
FPropertyList: TfrxPropertyList;
FPanel: TPanel;
FRowHeight: Single;
FSelectedObjects: TList;
FSplitterPos: Single;
FTabs: TTabControl;
FTempList: TList;
FUpdatingObjectsCB: Boolean;
FUpdatingPB: Boolean;
FOnSelectionChanged: TNotifyEvent;
FOnModify: TNotifyEvent;
// FPopupCloseTime: Extended;
FFastCanvas: TCanvas;
function Count: Integer;
function GetItem(Index: Integer): TfrxPropertyItem;
function GetName(Index: Integer): String;
function GetOffset(Index: Integer): Integer;
function GetType(Index: Integer): TfrxPropertyAttributes;
function GetValue(Index: Integer): String;
procedure AdjustControls;
procedure DrawOneLine(Canvas: TCanvas; i: Integer; Selected: Boolean);
procedure DoModify;
procedure SetObjects(Value: TList);
procedure SetItemIndex(Value: Integer);
procedure SetSelectedObjects(Value: TList);
procedure SetValue(Index: Integer; Value: String);
procedure LBClick(Sender: TObject);
procedure ClosePopup(Sender: TObject);
function GetSplitter1Pos: Integer;
procedure SetSplitter1Pos(const Value: Integer);
public
{ Public declarations }
constructor Create(AOwner: TComponent); override;
destructor Destroy; override;
procedure DisableUpdate;
procedure EnableUpdate;
procedure Inspect(AObjects: array of TPersistent);
procedure UpdateProperties;
procedure DoResize;
property Objects: TList write SetObjects;
property ItemIndex: Integer read FItemIndex write SetItemIndex;
property SelectedObjects: TList read FSelectedObjects write SetSelectedObjects;
property SplitterPos: Single read FSplitterPos write FSplitterPos;
property Splitter1Pos: Integer read GetSplitter1Pos write SetSplitter1Pos;
property OnModify: TNotifyEvent read FOnModify write FOnModify;
property OnSelectionChanged: TNotifyEvent read FOnSelectionChanged write FOnSelectionChanged;
end;
implementation
{$IFDEF DELPHI23}
{$R FMX.frxInsp_D23.FMX}
{$ELSE}
{$R *.FMX}
{$ENDIF}
uses FMX.frxFMX, FMX.frxUtils, FMX.frxRes, FMX.frxrcInsp;
{ TfrxObjectInspector }
constructor TfrxObjectInspector.Create(AOwner: TComponent);
var
aTab: TTabItem;
begin
inherited Create(AOwner);
FItemIndex := -1;
FTempList := TList.Create;
FDesigner := TfrxCustomDesigner(AOwner);
Box.ShowScrollBars := True;
{$IFNDEF MSWINDOWS}
{$IFDEF DELPHI18}
Box.AutoHide := false;
{$ENDIF}
{$ENDIF}
{$IFDEF DELPHI19}
Box.AniCalculations.AutoShowing := false;
{$ENDIF}
FPanel := TPanel.Create(Self);
FPanel.StyleLookup := 'backgroundstyle';
FPanel.Parent := Box;
PB.Parent := FPanel;
ComboPanel.Parent := FPanel;
EditPanel.Parent := FPanel;
Edit1.Parent := FPanel;
Edit1.Font.Size := 11;
FRowHeight := Round(Canvas.TextHeight('Wg') + 3);
MainPanel.StyleLookup := 'backgroundstyle';
BackPanel.StyleLookup := 'backgroundstyle';
FTabs := TTabControl.Create(Self);
FTabs.OnChange := TabChange;
FTabs.Parent := MainPanel;
{$IFDEF Delphi17}
FTabs.TabHeight := 21;
{$ENDIF}
aTab := TTabItem.Create(Self);
aTab.Text := frxResources.Get('oiProp');
FTabs.AddObject(aTab);
aTab := TTabItem.Create(Self);
aTab.Text := frxResources.Get('oiEvent');
FTabs.AddObject(aTab);
FTabs.TabIndex := 0;
FSplitterPos := Round(PB.Width) div 2;
FPopupForm := TPopup.Create(Self);
FPopupForm.Placement := TPlacement.plAbsolute;
FPopupForm.Parent := Self;
FPopupForm.OnClosePopup := ClosePopup;
FPopupLB := TListBox.Create(FPopupForm);
with FPopupLB do
begin
Parent := FPopupForm;
Align := TAlignLayout.alClient;
ItemHeight := FRowHeight;
OnClick := LBClick;
end;
FormResize(nil);
Label1.Text := frxGet(2000);
FFastCanvas := nil;
if frxCanvasClass <> nil then
FFastCanvas := frxCanvasClass.Create;
end;
destructor TfrxObjectInspector.Destroy;
begin
DisableUpdate;
if frxCanvasClass <> nil then
FreeAndNil(FFastCanvas);
FTempList.Free;
if FPropertyList <> nil then
FPropertyList.Free;
if FEventList <> nil then
FEventList.Free;
inherited;
end;
procedure TfrxObjectInspector.UpdateProperties;
begin
SetSelectedObjects(FSelectedObjects);
end;
procedure TfrxObjectInspector.Inspect(AObjects: array of TPersistent);
var
i: Integer;
begin
FTempList.Clear;
for i := Low(AObjects) to High(AObjects) do
FTempList.Add(AObjects[i]);
Objects := FTempList;
SelectedObjects := FTempList;
end;
function TfrxObjectInspector.GetSplitter1Pos: Integer;
begin
Result := Round(HintPanel.Height);
end;
procedure TfrxObjectInspector.SetSplitter1Pos(const Value: Integer);
begin
HintPanel.Height := Value;
end;
procedure TfrxObjectInspector.DisableUpdate;
begin
FDisableUpdate := True;
end;
procedure TfrxObjectInspector.EnableUpdate;
begin
FDisableUpdate := False;
end;
procedure TfrxObjectInspector.SetObjects(Value: TList);
var
i: Integer;
s: String;
begin
ObjectsCB.BeginUpdate;
{$IFDEF DELPHI23}
ObjectsCB.Clear;
{$ELSE}
ObjectsCB.Items.Clear;
{$ENDIF}
for i := 0 to Value.Count - 1 do
begin
if TObject(Value[i]) is TComponent then
s := TComponent(Value[i]).Name + ': ' + TComponent(Value[i]).ClassName else
s := '';
ObjectsCB.Items.AddObject(s, Value[i]);
end;
ObjectsCB.EndUpdate;
end;
procedure TfrxObjectInspector.SetSelectedObjects(Value: TList);
var
i: Integer;
s: String;
procedure CreateLists;
var
i: Integer;
p: TfrxPropertyItem;
s: String;
begin
if FPropertyList <> nil then
FPropertyList.Free;
if FEventList <> nil then
FEventList.Free;
FEventList := nil;
FPropertyList := frxCreatePropertyList(Value, FDesigner);
if FPropertyList <> nil then
begin
FEventList := TfrxPropertyList.Create(FDesigner);
i := 0;
while i < FPropertyList.Count do
begin
p := FPropertyList[i];
s := String(p.Editor.PropInfo.PropType^.Name);
if (Pos('Tfrx', s) = 1) and (Pos('Event', s) = Length(s) - 4) then
p.Collection := FEventList else
Inc(i);
end;
end;
if FTabs.TabIndex = 0 then
FList := FPropertyList else
FList := FEventList;
end;
begin
FSelectedObjects := Value;
CreateLists;
FUpdatingObjectsCB := True;
if FSelectedObjects.Count = 1 then
begin
ObjectsCB.ItemIndex := ObjectsCB.Items.IndexOfObject(FSelectedObjects[0]);
if ObjectsCB.ItemIndex = -1 then
begin
s := TComponent(FSelectedObjects[0]).Name + ': ' +
TComponent(FSelectedObjects[0]).ClassName;
ObjectsCB.BeginUpdate;
ObjectsCB.Items.AddObject(s, FSelectedObjects[0]);
ObjectsCB.EndUpdate;
ObjectsCB.ItemIndex := ObjectsCB.Items.IndexOfObject(FSelectedObjects[0]);
end;
end
else
ObjectsCB.ItemIndex := -1;
FUpdatingObjectsCB := False;
FItemIndex := -1;
FormResize(nil);
if Count > 0 then
begin
for i := 0 to Count - 1 do
if GetName(i) = FLastPosition then
begin
ItemIndex := i;
Exit;
end;
s := FLastPosition;
ItemIndex := 0;
FLastPosition := s;
end;
end;
function TfrxObjectInspector.Count: Integer;
function EnumProperties(p: TfrxPropertyList): Integer;
var
i: Integer;
begin
Result := 0;
for i := 0 to p.Count - 1 do
begin
Inc(Result);
if (p[i].SubProperty <> nil) and p[i].Expanded then
Inc(Result, EnumProperties(p[i].SubProperty));
end;
end;
begin
if FList <> nil then
Result := EnumProperties(FList) else
Result := 0;
end;
function TfrxObjectInspector.GetItem(Index: Integer): TfrxPropertyItem;
function EnumProperties(p: TfrxPropertyList; var Index: Integer): TfrxPropertyItem;
var
i: Integer;
begin
Result := nil;
for i := 0 to p.Count - 1 do
begin
Dec(Index);
if Index < 0 then
begin
Result := p[i];
break;
end;
if (p[i].SubProperty <> nil) and p[i].Expanded then
Result := EnumProperties(p[i].SubProperty, Index);
if Index < 0 then
break;
end;
end;
begin
if (Index >= 0) and (Index < Count) then
Result := EnumProperties(FList, Index) else
Result := nil;
end;
function TfrxObjectInspector.GetOffset(Index: Integer): Integer;
var
p: TfrxPropertyList;
begin
Result := 0;
p := TfrxPropertyList(GetItem(Index).Collection);
while p.Parent <> nil do
begin
Inc(Result);
p := p.Parent;
end;
end;
function TfrxObjectInspector.GetName(Index: Integer): String;
begin
Result := GetItem(Index).Editor.GetName;
end;
function TfrxObjectInspector.GetType(Index: Integer): TfrxPropertyAttributes;
begin
Result := GetItem(Index).Editor.GetAttributes;
end;
function TfrxObjectInspector.GetValue(Index: Integer): String;
begin
Result := GetItem(Index).Editor.Value;
end;
procedure TfrxObjectInspector.DoModify;
var
i: Integer;
begin
if FSelectedObjects.Count = 1 then
begin
i := ObjectsCB.Items.IndexOfObject(FSelectedObjects[0]);
if TObject(FSelectedObjects[0]) is TComponent then
ObjectsCB.Items.Strings[i] := TComponent(FSelectedObjects[0]).Name + ': ' +
TComponent(FSelectedObjects[0]).ClassName;
ObjectsCB.ItemIndex := ObjectsCB.Items.IndexOfObject(FSelectedObjects[0]);
end;
if Assigned(FOnModify) then
FOnModify(Self);
end;
procedure TfrxObjectInspector.DoResize;
begin
FormResize(Self);
end;
procedure TfrxObjectInspector.SetItemIndex(Value: Integer);
var
p: TfrxPropertyItem;
s: String;
begin
PropL.Text := '';
DescrL.Text := '';
if Value > Count - 1 then
Value := Count - 1;
if Value < 0 then
Value := -1;
Edit1.Visible := Count > 0;
if Count = 0 then Exit;
if FItemIndex <> -1 then
if Edit1.Typing then
begin
Edit1.Typing := False;
SetValue(FItemIndex, Edit1.Text);
end;
FItemIndex := Value;
if FItemIndex <> -1 then
begin
FLastPosition := GetName(FItemIndex);
p := GetItem(FItemIndex);
s := GetName(FItemIndex);
PropL.Text := s;
if TfrxPropertyList(p.Collection).Component <> nil then
begin
s := 'prop' + s + '.' + TfrxPropertyList(p.Collection).Component.ClassName;
if frxResources.Get(s) = s then
s := frxResources.Get('prop' + GetName(FItemIndex)) else
s := frxResources.Get(s);
DescrL.Text := s;
end;
end;
AdjustControls;
end;
procedure TfrxObjectInspector.SetValue(Index: Integer; Value: String);
var
pItem: TfrxPropertyItem;
vIdx: Integer;
begin
pItem := GetItem(Index);
try
if True then
begin
if paValueList in pItem.Editor.GetAttributes then
begin
pItem.Editor.GetValues;
vIdx := pItem.Editor.Values.IndexOf(Value);
if vIdx <> -1 then
Value := pItem.Editor.Values[vIdx];
end;
pItem.Editor.Value := Value;
end;
DoModify;
PB.Repaint;
/// PBPaint(nil, nil);
except
on E: Exception do
begin
frxErrorMsg(E.Message);
Edit1.Text := GetItem(Index).Editor.Value;
end;
end;
end;
procedure TfrxObjectInspector.AdjustControls;
var
PropType: TfrxPropertyAttributes;
y, ww: Integer;
begin
if FDisableUpdate then Exit;
if FItemIndex = -1 then
begin
EditPanel.Visible := False;
ComboPanel.Visible := False;
Edit1.Visible := False;
FUpdatingPB := False;
BackPanel.Repaint;
Exit;
end;
FUpdatingPB := True;
PropType := GetType(FItemIndex);
EditPanel.Visible := paDialog in PropType;
ComboPanel.Visible := paValueList in PropType;
Edit1.ReadOnly := paReadOnly in PropType;
ww := Round(PB.Width - FSplitterPos - 2);
y := Round(FItemIndex * FRowHeight + 1);
if EditPanel.Visible then
begin
EditPanel.SetBounds(PB.Width - 15, y - 1, 15, Round(FRowHeight) - 1);
EditBtn.SetBounds(0, 0, EditPanel.Width, EditPanel.Height);
Dec(ww, 15);
end;
if ComboPanel.Visible then
begin
ComboPanel.SetBounds(PB.Width - 15, y - 1, 15, Round(FRowHeight) - 1);
ComboBtn.SetBounds(0, 0, ComboPanel.Width, ComboPanel.Height);
Dec(ww, 15);
end;
Edit1.Text := GetValue(FItemIndex);
Edit1.Typing := False;
Edit1.SetBounds(FSplitterPos + 2, y, ww, FRowHeight - 2);
Edit1.SelectAll;
{$IFDEF DELPHI18}
if y + FRowHeight > Box.ViewportPosition.Y + Box.ClientHeight then
Box.ViewportPosition := PointF(Box.ViewportPosition.X, y - Box.ClientHeight + FRowHeight);
if y < Box.ViewportPosition.Y then
Box.ViewportPosition := PointF(Box.ViewportPosition.X, y - 1);
{$ELSE}
if y + FRowHeight > Box.VScrollBar.Value + Box.ClientHeight then
Box.VScrollBar.Value := y - Box.ClientHeight + FRowHeight;
if y < Box.VScrollBar.Value then
Box.VScrollBar.Value := y - 1;
{$ENDIF}
FUpdatingPB := False;
BackPanel.Repaint;
end;
procedure TfrxObjectInspector.DrawOneLine(Canvas: TCanvas; i: Integer; Selected: Boolean);
var
s: String;
p: TfrxPropertyItem;
offs, add: Integer;
procedure Line(x, y, dx, dy: Single);
begin
Canvas.DrawLine(PointF(Round(x) + 0.5, Round(y) + 0.5),
PointF(Round(x + dx) + 0.5, Round(y + dy) + 0.5), 1);
end;
procedure DrawProperty;
var
x, y: Single;
begin
x := offs + GetOffset(i) * (12 + add);
y := 1 + i * FRowHeight;
with Canvas do
begin
Stroke.Color := claGray;
if offs < 12 then
begin
DrawRect(RectF(Round(x) + 1.5, Round(y) + 2.5 + add, Round(x) + 9.5, Round(y) + 10.5 + add), 1, 1, AllCorners, 1);
Line(x + 3, y + 6 + add, 4, 0);
if s[1] = '+' then
Line(x + 5, y + 4 + add, 0, 4);
s := Copy(s, 2, 255);
x := x + 12 + add;
end;
Fill.Color := claBlack;
Font.Style := [];
if ((s = 'Name') or (s = 'Width') or (s = 'Height') or (s = 'Left') or (s = 'Top'))
and (GetOffset(i) = 0) then
Font.Style := [TFontStyle.fsBold];
FFastCanvas.FillText(RectF(x, y, FSplitterPos - 1, y + FRowHeight), s, False, 1, [], TTextAlign.taLeading, TTextAlign.taLeading);
end;
end;
begin
if Count > 0 then
with Canvas do
begin
Stroke.Color := claLightGray;
Stroke.Kind := TBrushKind.bkSolid;
Font.Family := 'Segoe UI';
Font.Size := 8 * 96 / 72;
Font.Style := [];
//if Screen.PixelsPerInch > 96 then
// add := 2
//else
add := 0;
p := GetItem(i);
s := GetName(i);
if p.SubProperty <> nil then
begin
offs := 1 + add;
if p.Expanded then
s := '-' + s else
s := '+' + s;
end
else
offs := 13 + add;
p.Editor.ItemHeight := Round(FRowHeight);
if Selected then
begin
Line(0, FRowHeight + -1 + i * FRowHeight, PB.Width, 0);
Fill.Color := claLightGray;
FillRect(RectF(0, Round(i * FRowHeight), FSplitterPos, Round(i * FRowHeight + FRowHeight - 1)), 1, 1, AllCorners, 1);
DrawProperty;
end
else
begin
Line(0, FRowHeight + -1 + i * FRowHeight, PB.Width, 0);
Line(FSplitterPos - 1, 0 + i * FRowHeight, 0, FRowHeight);
DrawProperty;
Fill.Color := claNavy;
Font.Style := [];
if paOwnerDraw in p.Editor.GetAttributes then
p.Editor.OnDrawItem(Canvas, RectF(FSplitterPos + 2, 1 + i * FRowHeight, PB.Width, 1 + (i + 1) * FRowHeight))
else
FFastCanvas.FillText(RectF(FSplitterPos + 2, 1 + i * FRowHeight, PB.Width + 2, 1 + i * FRowHeight + FRowHeight), GetValue(i), False, 1, [], TTextAlign.taLeading, TTextAlign.taLeading);
end;
end;
end;
{ Form events }
procedure TfrxObjectInspector.FormShow(Sender: TObject);
begin
AdjustControls;
end;
procedure TfrxObjectInspector.FormResize(Sender: TObject);
var
h: Integer;
begin
if FTabs = nil then Exit;
//if Screen.PixelsPerInch > 96 then
// h := 26
//else
h := 21;
FTabs.SetBounds(0, ObjectsCB.Position.Y + ObjectsCB.Height + 4, MainPanel.Width, h);
BackPanel.Position.Y := FTabs.Position.Y + FTabs.Height;
BackPanel.Width := MainPanel.Width;
BackPanel.Height := MainPanel.Height - BackPanel.Position.Y + 1;
ObjectsCB.Width := MainPanel.Width;
FPanel.Height := Count * FRowHeight;
FPanel.Width := Box.ClientWidth;
AdjustControls;
end;
procedure TfrxObjectInspector.TabChange(Sender: TObject);
begin
if FDesigner.IsPreviewDesigner then
begin
FTabs.TabIndex := 0;
Exit;
end;
if FTabs.TabIndex = 0 then
FList := FPropertyList else
{$IFNDEF FR_VER_BASIC}
FList := FEventList;
{$ELSE}
FTabs.TabIndex := 0;
{$ENDIF}
FItemIndex := -1;
FormResize(nil);
end;
procedure TfrxObjectInspector.N11Click(Sender: TObject);
begin
if Edit1.Visible then
Edit1.CutToClipboard;
end;
procedure TfrxObjectInspector.N21Click(Sender: TObject);
begin
if Edit1.Visible then
Edit1.PasteFromClipboard;
end;
procedure TfrxObjectInspector.N31Click(Sender: TObject);
begin
if Edit1.Visible then
Edit1.CopyToClipboard;
end;
procedure TfrxObjectInspector.FormDeactivate(Sender: TObject);
begin
if FDisableUpdate then Exit;
SetItemIndex(FItemIndex);
end;
{ PB events }
procedure TfrxObjectInspector.PBPaint(Sender: TObject; ACanvas: TCanvas);
var
i: Integer;
r: TRectF;
begin
FUpdatingPB := FUpdatingPB or (Assigned(FPropertyList) and (FSelectedObjects.IndexOf(FPropertyList.Component) < 0));
if FUpdatingPB then Exit;
if ACanvas = nil then Exit;
if FFastCanvas is TfrxFastCanvasLayer then
begin
TfrxFastCanvasLayer(FFastCanvas).UpdateHandle(FDesigner);
TfrxFastCanvasLayer(FFastCanvas).Canvas := ACanvas;
end
else
FFastCanvas := ACanvas;
r := PB.BoundsRect;
with ACanvas do
begin
Fill.Color := claWhite;
Fill.Kind := TBrushKind.bkSolid;
FillRect(RectF(1, 1, r.Right, r.Bottom), 1, 1, AllCorners, 1);
end;
if not FDisableUpdate then
begin
for i := 0 to Count - 1 do
begin
{ do not draw outbound items }
{$IFDEF DELPHI18}
if (Box.ViewportPosition.Y > (FRowHeight * i) + FRowHeight) then
Continue;
if (Box.ViewportPosition.Y + Box.Height < (FRowHeight * i) + FRowHeight) then
break;
{$ELSE}
if (Box.VScrollBar.Value > (FRowHeight * i) + FRowHeight) then
Continue;
if (Box.VScrollBar.Value + Box.Height < (FRowHeight * i) + FRowHeight) then
break;
{$ENDIF}
if i <> ItemIndex then
DrawOneLine(ACanvas, i, False);
if FItemIndex <> -1 then
DrawOneLine(ACanvas, ItemIndex, True);
end;
end;
if not (FFastCanvas is TfrxFastCanvasLayer) then
FFastCanvas := nil;
end;
procedure TfrxObjectInspector.PBMouseDown(Sender: TObject; Button: TMouseButton; Shift: TShiftState; X, Y: Single);
var
p: TfrxPropertyItem;
n, x1: Integer;
begin
FDisableDblClick := False;
if Count = 0 then Exit;
if PB.Cursor = crHSplit then
FDown := True
else
begin
n := Trunc(Y / FRowHeight);
if (X > FSplitterPos) and (X < FSplitterPos + 15) and
(n >= 0) and (n < Count) then
begin
p := GetItem(n);
if p.Editor.ClassName = 'TfrxBooleanProperty' then
begin
p.Editor.Edit;
DoModify;
PB.Repaint;
Exit;
end;
end;
ItemIndex := n;
Edit1.SetFocus;
SetFocused(Edit1);
p := GetItem(ItemIndex);
x1 := GetOffset(ItemIndex) * 12;
if (X > x1) and (X < x1 + 13) and (p.SubProperty <> nil) then
begin
p.Expanded := not p.Expanded;
FormResize(nil);
FDisableDblClick := True;
end;
end;
end;
procedure TfrxObjectInspector.PBMouseUp(Sender: TObject; Button: TMouseButton; Shift: TShiftState; X, Y: Single);
begin
FDown := False;
end;
procedure TfrxObjectInspector.PBMouseMove(Sender: TObject; Shift: TShiftState; X, Y: Single);
var
n: Integer;
// OffsetX: Single;
s: String;
begin
if not FDown then
begin
if (X > FSplitterPos - 4) and (X < FSplitterPos + 2) then
PB.Cursor := crHSplit
else
begin
PB.Cursor := crDefault;
{ hint window }
n := Round(Y / FRowHeight);
if (X > 12) and (n >= 0) and (n < Count) then
begin
if X <= FSplitterPos - 4 then
begin
// OffsetX := (GetOffset(n) + 1) * 12;
s := GetName(n);
//MaxWidth := FSplitterPos - OffsetX;
end
else
begin
// OffsetX := FSplitterPos + 1;
s := GetValue(n);
// MaxWidth := PB.Width - FSplitterPos;
// if n = ItemIndex then
// MaxWidth := 1000;
end;
end;
end;
end
else
begin
if (x > 30) and (x < PB.Width - 30) then
FSplitterPos := X;
AdjustControls;
end;
end;
procedure TfrxObjectInspector.PBDblClick(Sender: TObject);
var
p: TfrxPropertyItem;
begin
if (Count = 0) or FDisableDblClick then Exit;
p := GetItem(ItemIndex);
if (p <> nil) and (p.SubProperty <> nil) then
begin
p.Expanded := not p.Expanded;
FormResize(nil);
end;
end;
{ Edit1 events }
procedure TfrxObjectInspector.Edit1KeyDown(Sender: TObject; var Key: Word;
var KeyChar: WideChar; Shift: TShiftState);
var
i: Integer;
begin
if Count = 0 then Exit;
if Key = vkReturn then
begin
if paDialog in GetType(ItemIndex) then
EditBtnClick(nil)
else
if Edit1.Typing then
begin
Edit1.Typing := False;
SetValue(ItemIndex, Edit1.Text);
end;
Edit1.SelectAll;
Key := 0;
Exit;
end;
if Key = vkEscape then
begin
Edit1.Typing := False;
ItemIndex := ItemIndex;
Key := 0;
end;
if (Key = vkDelete) or (Key = vkBack) then
begin
Edit1.Typing := True;
end;
if Key = vkUp then
begin
if ItemIndex > 0 then
ItemIndex := ItemIndex - 1;
Key := 0;
end
else if Key = vkDown then
begin
if ItemIndex < Count - 1 then
ItemIndex := ItemIndex + 1;
Key := 0;
end
else if Key = vkPrior then
begin
i := Round(Box.Height / FRowHeight);
i := ItemIndex - i;
if i < 0 then
i := 0;
ItemIndex := i;
Key := 0;
end
else if Key = vkNext then
begin
i := Round(Box.Height / FRowHeight);
i := ItemIndex + i;
ItemIndex := i;
Key := 0;
end;
end;
{ EditBtn and ComboBtn events }
procedure TfrxObjectInspector.EditBtnClick(Sender: TObject);
begin
if GetItem(ItemIndex).Editor.Edit then
begin
ItemIndex := FItemIndex;
DoModify;
end;
end;
procedure TfrxObjectInspector.ClosePopup(Sender: TObject);
begin
ComboBtn.Enabled := True;
end;
procedure TfrxObjectInspector.ComboBtnClick(Sender: TObject);
var
i, wItems, nItems, wItem: Integer;
p: TPoint;
f: TCommonCustomForm;
begin
ComboBtn.Enabled := False;
with FPopupLB do
begin
GetItem(FItemIndex).Editor.GetValues;
Items.Assign(GetItem(FItemIndex).Editor.Values);
if Items.Count > 0 then
begin
ItemIndex := Items.IndexOf(GetValue(FItemIndex));
wItems := 0;
for i := 0 to Items.Count - 1 do
begin
if paOwnerDraw in GetItem(FItemIndex).Editor.GetAttributes then
ListItems[i].OnPaint := GetItem(FItemIndex).Editor.OnDrawLBItem;
wItem := Round(Canvas.TextWidth(Items[i]));
if wItem > wItems then
wItems := wItem;
end;
Inc(wItems, 8);
if paOwnerDraw in GetItem(FItemIndex).Editor.GetAttributes then
Inc(wItems, GetItem(FItemIndex).Editor.GetExtraLBSize);
nItems := Items.Count;
if nItems > 8 then
begin
nItems := 8;
Inc(wItems, 8);
end;
f := GetComponentForm(MainPanel);
if f = nil then f := Self;
p := f.ClientToScreen(PointF(Edit1.AbsoluteRect.Left, Edit1.AbsoluteRect.Top + Position.Y + Edit1.Height)).Round;
if wItems < PB.Width - FSplitterPos then
begin
FPopupForm.Width := Round(PB.Width - FSplitterPos) + 1;
FPopupForm.Height := Round(nItems * ItemHeight) + 2;
with FPopupForm.PlacementRectangle do
begin
Left := p.X - 3;
Top := p.Y;
end;
end
else
begin
FPopupForm.Width := wItems;
FPopupForm.Height := Round(nItems * ItemHeight) + 2;
with FPopupForm.PlacementRectangle do
begin
Left := p.X + Round(PB.Width - FSplitterPos - wItems) - 2;
Top := p.Y;
end;
end;
if FPopupForm.PlacementRectangle.Left < 0 then
FPopupForm.PlacementRectangle.Left := 0;
FDisableUpdate := True;
// Popup doesnt work in many cases ?!
//FPopupForm.Popup;
{$IFDEF LINUX}
FPopupForm.Popup;
{$ENDIF}
{$IFDEF DELPHI25}
FPopupLB.RecalcSize;
{$ENDIF}
FPopupForm.PopupModal;
FDisableUpdate := False;
end;
end;
end;
procedure TfrxObjectInspector.LBClick(Sender: TObject);
var
S: String;
begin
s := Edit1.Text;
if FPopupLB.Selected <> nil then
s := FPopupLB.Selected.Text;
FPopupForm.IsOpen := False;
Edit1.Text := s;
Edit1.SetFocus;
SetFocused(Edit1);
Edit1.SelectAll;
SetValue(ItemIndex, Edit1.Text);
end;
{ ObjectsCB events }
procedure TfrxObjectInspector.ObjectsCBClick(Sender: TObject);
begin
if FUpdatingObjectsCB then Exit;
FSelectedObjects.Clear;
if ObjectsCB.ItemIndex <> -1 then
FSelectedObjects.Add(ObjectsCB.Items.Objects[ObjectsCB.ItemIndex]);
SetSelectedObjects(FSelectedObjects);
Edit1.SetFocus;
SetFocused(Edit1);
if Assigned(FOnSelectionChanged) then
FOnSelectionChanged(Self);
end;
{ Mouse wheel }
procedure TfrxObjectInspector.FormMouseWheelDown(Sender: TObject;
Shift: TShiftState; MousePos: TPoint; var Handled: Boolean);
begin
{$IFDEF DELPHI18}
with Box.ViewportPosition do
Box.ViewportPosition := PointF(X, Y + FRowHeight);
{$ELSE}
with Box.VScrollBar do
Value := Value + FRowHeight;
{$ENDIF}
end;
procedure TfrxObjectInspector.FormMouseWheelUp(Sender: TObject;
Shift: TShiftState; MousePos: TPoint; var Handled: Boolean);
begin
{$IFDEF DELPHI18}
with Box.ViewportPosition do
Box.ViewportPosition := PointF(X, Y - FRowHeight);
{$ELSE}
with Box.VScrollBar do
Value := Value - FRowHeight;
{$ENDIF}
end;
procedure TfrxObjectInspector.FormKeyDown(Sender: TObject; var Key: Word; var KeyChar: WideChar; Shift: TShiftState);
begin
if Assigned(FDesigner.OnKeyDown) then
FDesigner.OnKeyDown(Sender, Key, KeyChar, Shift);
end;
end.