lazarus/lcl/interfaces/qt/qtwscomctrls.pp

1302 lines
44 KiB
ObjectPascal

{ $Id$}
{
*****************************************************************************
* QtWSComCtrls.pp *
* --------------- *
* *
* *
*****************************************************************************
*****************************************************************************
* *
* This file is part of the Lazarus Component Library (LCL) *
* *
* See the file COPYING.modifiedLGPL, included in this distribution, *
* for details about the copyright. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. *
* *
*****************************************************************************
}
unit QtWSComCtrls;
{$mode objfpc}{$H+}
interface
uses
// Bindings
{$ifdef USE_QT_4_3}
qt43,
{$else}
qt4,
{$endif}
qtwidgets, qtprivate, qtobjects, qtproc, qtwscontrols,
// LCL
SysUtils, Classes, Types, ComCtrls, Controls, LCLType, Graphics, LCLProc, LCLIntf, Forms,
// Widgetset
WSProc, WSComCtrls, WSLCLClasses;
type
{ TQtWSStatusBar }
TQtWSStatusBar = class(TWSStatusBar)
private
protected
public
class procedure AddControl(const AControl: TControl); override;
class function CreateHandle(const AWinControl: TWinControl; const AParams: TCreateParams): HWND; override;
class procedure DestroyHandle(const AWinControl: TWinControl); override;
class procedure PanelUpdate(const AStatusBar: TStatusBar; PanelIndex: integer); override;
class procedure SetPanelText(const AStatusBar: TStatusBar; PanelIndex: integer); override;
class procedure Update(const AStatusBar: TStatusBar); override;
end;
{ TQtWSTabSheet }
TQtWSTabSheet = class(TWSTabSheet)
private
protected
public
end;
{ TQtWSPageControl }
TQtWSPageControl = class(TWSPageControl)
private
protected
public
end;
{ TQtWSCustomListView }
TQtWSCustomListView = class(TWSCustomListView)
private
protected
public
class function CreateHandle(const AWinControl: TWinControl;
const AParams: TCreateParams): TLCLIntfHandle; override;
public
class procedure ColumnDelete(const ALV: TCustomListView; const AIndex: Integer); override;
class procedure ColumnInsert(const ALV: TCustomListView; const AIndex: Integer; const AColumn: TListColumn); override;
class function ColumnGetWidth(const ALV: TCustomListView; const AIndex: Integer; const AColumn: TListColumn): Integer; override;
class procedure ColumnSetWidth(const ALV: TCustomListView; const AIndex: Integer; const AColumn: TListColumn; const AWidth: Integer); override;
class procedure ColumnSetVisible(const ALV: TCustomListView; const AIndex: Integer; const AColumn: TListColumn; const AVisible: Boolean); override;
class procedure ColumnSetAlignment(const ALV: TCustomListView; const AIndex: Integer; const AColumn: TListColumn; const AAlignment: TAlignment); override;
class procedure ColumnSetAutoSize(const ALV: TCustomListView; const AIndex: Integer; const AColumn: TListColumn; const AAutoSize: Boolean); override;
class procedure ColumnSetCaption(const ALV: TCustomListView; const AIndex: Integer; const AColumn: TListColumn; const ACaption: String); override;
class procedure ColumnSetImage(const ALV: TCustomListView; const AIndex: Integer; const AColumn: TListColumn; const AImageIndex: Integer); override;
class procedure ColumnSetMinWidth(const ALV: TCustomListView; const AIndex: Integer; const AColumn: TListColumn; const AMinWidth: integer); override;
class procedure ColumnMove(const ALV: TCustomListView; const AOldIndex, ANewIndex: Integer; const AColumn: TListColumn); override;
{items}
class procedure ItemInsert(const ALV: TCustomListView; const AIndex: Integer; const AItem: TListItem); override;
class procedure ItemDelete(const ALV: TCustomListView; const AIndex: Integer); override;
class function ItemGetChecked(const ALV: TCustomListView; const AIndex: Integer; const AItem: TListItem): Boolean; override;
class procedure ItemSetChecked(const ALV: TCustomListView; const AIndex: Integer; const AItem: TListItem; const AChecked: Boolean); override;
class function ItemGetPosition(const ALV: TCustomListView; const AIndex: Integer): TPoint; override;
class function ItemGetState(const ALV: TCustomListView; const AIndex: Integer; const AItem: TListItem; const AState: TListItemState; out AIsSet: Boolean): Boolean; override; // returns True if supported
class procedure ItemSetState(const ALV: TCustomListView; const AIndex: Integer; const AItem: TListItem; const AState: TListItemState; const AIsSet: Boolean); override;
class procedure ItemSetText(const ALV: TCustomListView; const AIndex: Integer; const AItem: TListItem; const ASubIndex: Integer; const AText: String); override;
class procedure ItemShow(const ALV: TCustomListView; const AIndex: Integer; const AItem: TListItem; const PartialOK: Boolean); override;
class function ItemDisplayRect(const ALV: TCustomListView; const AIndex, ASubItem: Integer; ACode: TDisplayCode): TRect; override;
{parent}
class function GetFocused(const ALV: TCustomListView): Integer; override;
class function GetItemAt(const ALV: TCustomListView; x,y: integer): Integer; override;
class function GetSelCount(const ALV: TCustomListView): Integer; override;
class function GetSelection(const ALV: TCustomListView): Integer; override;
class procedure SetSort(const ALV: TCustomListView; const AType: TSortType; const AColumn: Integer); override;
class function GetBoundingRect(const ALV: TCustomListView): TRect; override;
(*
// Column
class procedure ColumnSetMaxWidth(const ALV: TCustomListView; const AIndex: Integer; const AColumn: TListColumn; const AMaxWidth: Integer); override;
// Item
class procedure ItemSetImage(const ALV: TCustomListView; const AIndex: Integer; const AItem: TListItem; const ASubIndex, AImageIndex: Integer); virtual;
class function ItemSetPosition(const ALV: TCustomListView; const AIndex: Integer; const ANewPosition: TPoint): Boolean; virtual;
// LV
class procedure BeginUpdate(const ALV: TCustomListView); virtual;
class procedure EndUpdate(const ALV: TCustomListView); virtual;
class function GetDropTarget(const ALV: TCustomListView): Integer; virtual;
class function GetHoverTime(const ALV: TCustomListView): Integer; virtual;
class function GetTopItem(const ALV: TCustomListView): Integer; virtual;
class function GetViewOrigin(const ALV: TCustomListView): TPoint; virtual;
class function GetVisibleRowCount(const ALV: TCustomListView): Integer; override;
class procedure SetAllocBy(const ALV: TCustomListView; const AValue: Integer); virtual;
class procedure SetDefaultItemHeight(const ALV: TCustomListView; const AValue: Integer); virtual;
class procedure SetHotTrackStyles(const ALV: TCustomListView; const AValue: TListHotTrackStyles); virtual;
class procedure SetHoverTime(const ALV: TCustomListView; const AValue: Integer); virtual;
// class procedure SetIconOptions(const ALV: TCustomListView; const AValue: TIconOptions); virtual;
class procedure SetImageList(const ALV: TCustomListView; const AList: TListViewImageList; const AValue: TCustomImageList); virtual;
class procedure SetProperty(const ALV: TCustomListView; const AProp: TListViewProperty; const AIsSet: Boolean); virtual;
class procedure SetProperties(const ALV: TCustomListView; const AProps: TListViewProperties); virtual;
class procedure SetScrollBars(const ALV: TCustomListView; const AValue: TScrollStyle); virtual;
class procedure SetViewOrigin(const ALV: TCustomListView; const AValue: TPoint); virtual;
class procedure SetViewStyle(const ALV: TCustomListView; const Avalue: TViewStyle); virtual;
*)
end;
{ TQtWSListView }
TQtWSListView = class(TWSListView)
private
protected
public
end;
{ TQtWSProgressBar }
TQtWSProgressBar = class(TWSProgressBar)
private
protected
public
class function CreateHandle(const AWinControl: TWinControl; const AParams: TCreateParams): HWND; override;
class procedure ApplyChanges(const AProgressBar: TCustomProgressBar); override;
class procedure SetPosition(const AProgressBar: TCustomProgressBar; const NewPosition: integer); override;
end;
{ TQtWSCustomUpDown }
TQtWSCustomUpDown = class(TWSCustomUpDown)
private
protected
public
end;
{ TQtWSUpDown }
TQtWSUpDown = class(TWSUpDown)
private
protected
public
end;
{ TQtWSToolButton }
TQtWSToolButton = class(TWSToolButton)
private
protected
public
{$ifdef WSToolBar}
class function CreateHandle(const AWinControl: TWinControl; const AParams: TCreateParams): HWND; override;
class procedure SetColor(const AWinControl: TWinControl); override;
{$endif}
end;
{ TQtWSToolBar }
TQtWSToolBar = class(TWSToolBar)
private
protected
public
{$ifdef WSToolBar}
class function CreateHandle(const AWinControl: TWinControl; const AParams: TCreateParams): HWND; override;
class procedure SetColor(const AWinControl: TWinControl); override;
{$endif}
end;
{ TQtWSTrackBar }
TQtWSTrackBar = class(TWSTrackBar)
private
protected
public
class function CreateHandle(const AWinControl: TWinControl; const AParams: TCreateParams): HWND; override;
class procedure ApplyChanges(const ATrackBar: TCustomTrackBar); override;
class function GetPosition(const ATrackBar: TCustomTrackBar): integer; override;
class procedure SetPosition(const ATrackBar: TCustomTrackBar; const NewPosition: integer); override;
end;
{ TQtWSCustomTreeView }
TQtWSCustomTreeView = class(TWSCustomTreeView)
private
protected
public
end;
{ TQtWSTreeView }
TQtWSTreeView = class(TWSTreeView)
private
protected
public
end;
implementation
const
PanelBevelToQtFrameShapeMap: array[TStatusPanelBevel] of Integer =
(
{pbNone } Integer(QFrameNoFrame),
{pbLowered} Integer(QFrameStyledPanel) or Integer(QFrameSunken),
{pbRaised } Integer(QFrameStyledPanel) or Integer(QFrameRaised)
);
TickMarkToQtSliderTickPositionMap: array[TTickMark] of QSliderTickPosition =
(
{tmBoth } QSliderTicksBothSides,
{tmTopLeft } QSliderTicksAbove,
{tmBottomRight} QSliderTicksBelow
);
TrackBarOrientationToQtOrientationMap: array[TTrackBarOrientation] of QtOrientation =
(
{trHorizontal} QtHorizontal,
{trVertical } QtVertical
);
{ TQtWSToolButton }
{$ifdef WSToolBar}
class function TQtWSToolButton.CreateHandle(const AWinControl: TWinControl; const AParams: TCreateParams): HWND;
var
QtToolButton: TQtToolButton;
begin
QtToolButton := TQtToolButton.Create(AWinControl, AParams);
QtToolButton.AttachEvents;
Result := THandle(QtToolButton);
end;
{------------------------------------------------------------------------------
Method: TQtWSToolButton.SetColor
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
class procedure TQtWSToolButton.SetColor(const AWinControl: TWinControl);
var
QColor: TQColor;
Color: TColor;
begin
if not WSCheckHandleAllocated(AWincontrol, 'SetColor')
then Exit;
if AWinControl.Color = CLR_INVALID then exit;
// Get the color numeric value (system colors are mapped to numeric colors depending on the widget style)
Color:=ColorToRGB(AWinControl.Color);
// Fill QColor
QColor_setRgb(QColorH(@QColor),Red(Color),Green(Color),Blue(Color));
// Set color of the widget to QColor
TQtAbstractButton(AWinControl.Handle).SetColor(@QColor);
end;
{ TQtWSToolBar }
class function TQtWSToolBar.CreateHandle(const AWinControl: TWinControl; const AParams: TCreateParams): HWND;
var
QtToolBar: TQtToolBar;
begin
QtToolBar := TQtToolBar.Create(AWinControl, AParams);
QtToolBar.AttachEvents;
Result := THandle(QtToolBar);
end;
{------------------------------------------------------------------------------
Method: TQtWSToolBar.SetColor
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
class procedure TQtWSToolBar.SetColor(const AWinControl: TWinControl);
var
QColor: TQColor;
Color: TColor;
begin
if not WSCheckHandleAllocated(AWincontrol, 'SetColor')
then Exit;
if AWinControl.Color = CLR_INVALID then exit;
// Get the color numeric value (system colors are mapped to numeric colors depending on the widget style)
Color:=ColorToRGB(AWinControl.Color);
// Fill QColor
QColor_setRgb(QColorH(@QColor),Red(Color),Green(Color),Blue(Color));
// Set color of the widget to QColor
TQtToolBar(AWinControl.Handle).SetColor(@QColor);
end;
{$endif}
{ TQtWSTrackBar }
class function TQtWSTrackBar.CreateHandle(const AWinControl: TWinControl; const AParams: TCreateParams): HWND;
var
QtTrackBar: TQtTrackBar;
begin
QtTrackBar := TQtTrackBar.Create(AWinControl, AParams);
QtTrackBar.AttachEvents;
Result := THandle(QtTrackBar);
end;
class procedure TQtWSTrackBar.ApplyChanges(const ATrackBar: TCustomTrackBar);
var
QtTrackBar: TQtTrackBar;
begin
QtTrackBar := TQtTrackBar(ATrackBar.Handle);
QtTrackBar.setRange(ATrackBar.Min, ATrackBar.Max);
QtTrackBar.SetTickPosition(TickMarkToQtSliderTickPositionMap[ATrackBar.TickMarks]);
if QtTrackBar.getPageStep <> ATrackBar.PageSize then
QtTrackBar.setPageStep(ATrackBar.PageSize);
if QtTrackBar.getTickInterval <> ATrackBar.Frequency then
QtTrackBar.setTickInterval(ATrackBar.Frequency);
if QtTrackBar.getValue <> ATrackBar.Position then
QtTrackBar.setSliderPosition(ATrackBar.Position);
if QtTrackBar.getOrientation <> TrackBarOrientationToQtOrientationMap[ATrackBar.Orientation] then
begin
QtTrackBar.Hide;
QtTrackBar.setOrientation(TrackBarOrientationToQtOrientationMap[ATrackBar.Orientation]);
QtTrackBar.setInvertedAppereance(False);
QtTrackBar.setInvertedControls(False);
QtTrackBar.Show;
end;
end;
class function TQtWSTrackBar.GetPosition(const ATrackBar: TCustomTrackBar): integer;
var
QtTrackBar: TQtTrackBar;
begin
QtTrackBar := TQtTrackBar(ATrackBar.Handle);
Result := QtTrackBar.getValue;
end;
class procedure TQtWSTrackBar.SetPosition(const ATrackBar: TCustomTrackBar; const NewPosition: integer);
var
QtTrackBar: TQtTrackBar;
begin
QtTrackBar := TQtTrackBar(ATrackBar.Handle);
QtTrackBar.setValue(NewPosition);
end;
{ TQtWSProgressBar }
class function TQtWSProgressBar.CreateHandle(const AWinControl: TWinControl; const AParams: TCreateParams): HWND;
var
QtProgressBar: TQtProgressBar;
begin
QtProgressBar := TQtProgressBar.Create(AWinControl, AParams);
QtProgressBar.AttachEvents;
Result := THandle(QtProgressBar);
end;
class procedure TQtWSProgressBar.ApplyChanges(const AProgressBar: TCustomProgressBar);
var
QtProgressBar: TQtProgressBar;
begin
QtProgressBar := TQtProgressBar(AProgressBar.Handle);
// AProgressBar.Smooth is not supported by qt
case AProgressBar.Orientation of
pbVertical:
begin
QtProgressBar.setOrientation(QtVertical);
QtProgressBar.setInvertedAppearance(False);
end;
pbRightToLeft:
begin
QtProgressBar.setOrientation(QtHorizontal);
QtProgressBar.setInvertedAppearance(True);
end;
pbTopDown:
begin
QtProgressBar.setOrientation(QtVertical);
QtProgressBar.setInvertedAppearance(True);
end;
else { pbHorizontal is default }
begin
QtProgressBar.setOrientation(QtHorizontal);
QtProgressBar.setInvertedAppearance(False);
end;
end;
QtProgressBar.setTextVisible(AProgressBar.BarShowText);
// The position, minumum and maximum values
QtProgressBar.setValue(AProgressBar.Position);
QtProgressBar.setRange(AProgressBar.Min, AProgressBar.Max);
end;
class procedure TQtWSProgressBar.SetPosition(const AProgressBar: TCustomProgressBar; const NewPosition: integer);
begin
TQtProgressBar(AProgressBar.Handle).setValue(NewPosition);
end;
{ TQtWSStatusBar }
class procedure TQtWSStatusBar.AddControl(const AControl: TControl);
var
QtStatusBar: TQtStatusBar;
Parent: TQtWidget;
begin
if (AControl is TStatusBar) and WSCheckHandleAllocated(TStatusBar(AControl), 'AddControl') then
begin
TQtWSWinControl.AddControl(AControl);
QtStatusBar := TQtStatusBar(TWinControl(AControl).Handle);
Parent := TQtWidget(AControl.Parent.Handle);
if (Parent is TQtMainWindow) and (TQtMainWindow(Parent).IsMainForm)
and (TQtMainWindow(Parent).StatusBar = nil) then
begin
TQtMainWindow(Parent).StatusBar := QtStatusBar;
TQtMainWindow(Parent).setStatusBar(QStatusBarH(QtStatusBar.Widget));
end;
end;
end;
class function TQtWSStatusBar.CreateHandle(const AWinControl: TWinControl; const AParams: TCreateParams): HWND;
var
AStatusBar: TStatusBar absolute AWinControl;
QtStatusBar: TQtStatusBar;
QtParent: TQtWidget;
w: QStatusBarH;
Str: WideString;
i: Integer;
R: TRect;
begin
if Assigned(AWinControl.Parent) then
QtParent := TQtWidget(AWinControl.Parent.Handle);
if Assigned(QtParent) and
(QtParent is TQtMainWindow) and
TQtMainWindow(QtParent).IsMainForm then
begin
w := QMainWindow_statusBar(QMainWindowH(TQtMainWindow(QtParent).Widget));
QWidget_geometry(w, @R);
QtStatusBar := TQtStatusBar.CreateFrom(AWinControl, w);
AWinControl.SetInitialBounds(R.Left, R.Top, R.Right, R.Bottom);
end else
QtStatusBar := TQtStatusBar.Create(AWinControl, AParams);
if AStatusBar.SimplePanel then
begin
Str := GetUtf8String(AStatusBar.SimpleText);
QtStatusBar.showMessage(@Str);
end else
if AStatusBar.Panels.Count > 0 then
begin
SetLength(QtStatusBar.APanels, AStatusBar.Panels.Count);
for i := 0 to AStatusBar.Panels.Count - 1 do
begin
Str := GetUtf8String(AStatusBar.Panels[i].Text);
QtStatusBar.APanels[i] := QLabel_create(@Str, QtStatusBar.Widget);
R := QtStatusBar.getFrameGeometry;
QWidget_setGeometry(QtStatusBar.APanels[i], 0, 0, AStatusBar.Panels[i].Width, R.Bottom);
QtStatusBar.addWidget(QtStatusBar.APanels[i], AStatusBar.Panels[i].Width);
end;
end;
QtStatusBar.AttachEvents;
// Return handle
Result := THandle(QtStatusBar);
end;
class procedure TQtWSStatusBar.DestroyHandle(const AWinControl: TWinControl);
var
QtStatusBar: TQtStatusBar;
i: Integer;
begin
QtStatusBar := TQtStatusBar(AWinControl.Handle);
if length(QtStatusBar.APanels) > 0 then
begin
for i := High(QtStatusBar.APanels) downto 0 do
begin
QStatusBar_removeWidget(QStatusBarH(QtStatusBar.Widget), QtStatusBar.APanels[i]);
QLabel_destroy(QtStatusBar.APanels[i]);
end;
SetLength(QtStatusBar.APanels, 0);
end;
TQtStatusBar(AWinControl.Handle).Release;
AWinControl.Handle := 0;
end;
class procedure TQtWSStatusBar.PanelUpdate(const AStatusBar: TStatusBar; PanelIndex: integer);
var
QtStatusBar: TQtStatusBar;
Str: Widestring;
i: Integer;
begin
QtStatusBar := TQtStatusBar(AStatusBar.Handle);
if AStatusBar.SimplePanel then
begin
if Length(QtStatusBar.APanels) > 0 then
begin
for i := High(QtStatusBar.APanels) downto 0 do
begin
QStatusBar_removeWidget(QStatusBarH(QtStatusBar.Widget), QtStatusBar.APanels[i]);
QLabel_destroy(QtStatusBar.APanels[i]);
end;
SetLength(QtStatusBar.APanels, 0);
end;
Str := GetUtf8String(AStatusBar.SimpleText);
QtStatusBar.showMessage(@Str);
end else
if AStatusBar.Panels.Count > 0 then
begin
QStatusBar_clearMessage(QStatusBarH(QtStatusBar.Widget));
if (PanelIndex >= Low(QtStatusBar.APanels)) and (PanelIndex <= High(QtStatusBar.APanels)) then
begin
Str := GetUtf8String(AStatusBar.Panels[PanelIndex].Text);
QLabel_setText(QtStatusBar.APanels[PanelIndex], @Str);
end;
end;
end;
class procedure TQtWSStatusBar.SetPanelText(const AStatusBar: TStatusBar; PanelIndex: integer);
var
QtStatusBar: TQtStatusBar;
Str: Widestring;
begin
QtStatusBar := TQtStatusBar(AStatusBar.Handle);
if AStatusBar.SimplePanel then
begin
Str := GetUtf8String(AStatusBar.SimpleText);
QtStatusBar.showMessage(@Str);
end else
begin
if (PanelIndex >= Low(QtStatusBar.APanels)) and (PanelIndex <= High(QtStatusBar.APanels)) then
begin
Str := GetUtf8String(AStatusBar.Panels[PanelIndex].Text);
QLabel_setText(QtStatusBar.APanels[PanelIndex], @Str);
end;
end;
end;
class procedure TQtWSStatusBar.Update(const AStatusBar: TStatusBar);
var
QtStatusBar: TQtStatusBar;
i: Integer;
Str: WideString;
R: TRect;
begin
QtStatusBar := TQtStatusBar(AStatusBar.Handle);
if AStatusBar.SimplePanel then
begin
if Length(QtStatusBar.APanels) > 0 then
begin
for i := High(QtStatusBar.APanels) downto 0 do
begin
QStatusBar_removeWidget(QStatusBarH(QtStatusBar.Widget), QtStatusBar.APanels[i]);
QLabel_destroy(QtStatusBar.APanels[i]);
end;
SetLength(QtStatusBar.APanels, 0);
end;
end else
begin
if Length(QtStatusBar.APanels) <> AStatusBar.Panels.Count then
begin
QStatusBar_clearMessage(QStatusBarH(QtStatusBar.Widget));
for i := High(QtStatusBar.APanels) downto 0 do
begin
QStatusBar_removeWidget(QStatusBarH(QtStatusBar.Widget), QtStatusBar.APanels[i]);
QLabel_destroy(QtStatusBar.APanels[i]);
end;
SetLength(QtStatusBar.APanels, 0);
SetLength(QtStatusBar.APanels, AStatusBar.Panels.Count);
for i := 0 to AStatusBar.Panels.Count - 1 do
begin
Str := GetUtf8String(AStatusBar.Panels[i].Text);
QtStatusBar.APanels[i] := QLabel_create(@Str, QtStatusBar.Widget);
R := QtStatusBar.getFrameGeometry;
QWidget_setGeometry(QtStatusBar.APanels[i], 0, 0, AStatusBar.Panels[i].Width, R.Bottom);
QtStatusBar.addWidget(QtStatusBar.APanels[i], AStatusBar.Panels[i].Width);
QWidget_show(QtStatusBar.APanels[i]);
end;
end
end;
end;
{ TQtWSCustomListView }
{------------------------------------------------------------------------------
Method: TQtWSCustomListView.CreateHandle
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
class function TQtWSCustomListView.CreateHandle(const AWinControl: TWinControl; const AParams: TCreateParams): HWND;
var
QtTreeWidget: TQtTreeWidget;
begin
QtTreeWidget := TQtTreeWidget.Create(AWinControl, AParams);
QtTreeWidget.AttachEvents;
Result := THandle(QtTreeWidget);
end;
{------------------------------------------------------------------------------
Method: TQtWSCustomListView.ColumnDelete
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
class procedure TQtWSCustomListView.ColumnDelete(const ALV: TCustomListView; const AIndex: Integer);
var
TW: QTreeWidgetH;
TWI: QTreeWidgetItemH;
begin
if not WSCheckHandleAllocated(ALV, 'ColumnDelete') then
Exit;
TW := QTreeWidgetH(TQtTreeWidget(ALV.Handle).Widget);
TWI := QTreeWidget_headerItem(TW);
QTreeWidgetItem_takeChild(TWI, AIndex);
end;
{------------------------------------------------------------------------------
Method: TQtWSCustomListView.ColumnInsert
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
class procedure TQtWSCustomListView.ColumnInsert(const ALV: TCustomListView; const AIndex: Integer; const AColumn: TListColumn);
var
TW: QTreeWidgetH;
TWI: QTreeWidgetItemH;
TWIChild: QTreeWidgetItemH;
HV: QHeaderViewH;
Str: WideString;
begin
if not WSCheckHandleAllocated(ALV, 'ColumnInsert') then
Exit;
TW := QTreeWidgetH(TQtTreeWidget(ALV.Handle).Widget);
if QTreeWidget_columnCount(TW) <> TListView(ALV).Columns.Count then
QTreeWidget_setColumnCount(TW, TListView(ALV).Columns.Count);
TWI := QTreeWidget_headerItem(TW);
if QTreeWidgetItem_childCount(TWI) < (AIndex + 1) then
begin
TWIChild := QTreeWidgetItem_create(0);
QTreeWidgetItem_setFlags(TWIChild, QtItemIsEnabled);
QTreeWidgetItem_addChild(TWI, TWIChild);
Str := GetUtf8String(ALV.Column[AIndex].Caption);
QTreeWidgetItem_setText(TWI, AIndex, @Str);
end;
HV := QTreeView_header(TW);
if not QHeaderView_isClickable(HV) then
QHeaderView_setClickable(HV, True);
end;
{------------------------------------------------------------------------------
Method: TQtWSCustomListView.ColumnGetWidth
Params: None
Returns: Integer
------------------------------------------------------------------------------}
class function TQtWSCustomListView.ColumnGetWidth(const ALV: TCustomListView; const AIndex: Integer; const AColumn: TListColumn): Integer;
var
TW: QTreeWidgetH;
begin
if not WSCheckHandleAllocated(ALV, 'ColumnGetWidth') then
Exit;
TW := QTreeWidgetH(TQtTreeWidget(ALV.Handle).Widget);
Result := QTreeView_columnWidth(QTreeViewH(TW), AIndex);
end;
{------------------------------------------------------------------------------
Method: TQtWSCustomListView.ColumnMove
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
class procedure TQtWSCustomListView.ColumnMove(const ALV: TCustomListView; const AOldIndex, ANewIndex: Integer; const AColumn: TListColumn);
var
TW: QTreeWidgetH;
HV: QHeaderViewH;
begin
if not WSCheckHandleAllocated(ALV, 'ColumnMove') then
Exit;
TW := QTreeWidgetH(TQtTreeWidget(ALV.Handle).Widget);
HV := QTreeView_header(TW);
QHeaderView_moveSection(HV, AOldIndex, ANewIndex);
end;
{------------------------------------------------------------------------------
Method: TQtWSCustomListView.ColumnSetAlignment
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
class procedure TQtWSCustomListView.ColumnSetAlignment(const ALV: TCustomListView; const AIndex: Integer; const AColumn: TListColumn; const AAlignment: TAlignment);
var
TW: QTreeWidgetH;
TWI: QTreeWidgetItemH;
FAlign: QtAlignment;
begin
if not WSCheckHandleAllocated(ALV, 'ColumnSetAlignment') then
Exit;
TW := QTreeWidgetH(TQtTreeWidget(ALV.Handle).Widget);
TWI := QTreeWidget_headerItem(TW);
case AAlignment of
taLeftJustify: FAlign := QtAlignLeft;
taRightJustify: FAlign := QtAlignRight;
taCenter: FAlign := QtAlignCenter;
else
FAlign := QtAlignLeft;
end;
QTreeWidgetItem_setTextAlignment(TWI, AIndex, FAlign);
end;
{------------------------------------------------------------------------------
Method: TQtWSCustomListView.ColumnSetAutoSize
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
class procedure TQtWSCustomListView.ColumnSetAutoSize(const ALV: TCustomListView; const AIndex: Integer; const AColumn: TListColumn; const AAutoSize: Boolean);
var
TW: QTreeWidgetH;
HV: QHeaderViewH;
begin
if not WSCheckHandleAllocated(ALV, 'ColumnSetAutoSize') then
Exit;
TW := QTreeWidgetH(TQtTreeWidget(ALV.Handle).Widget);
HV := QTreeView_header(TW);
if AAutoSize then
QHeaderView_setResizeMode(HV, AIndex, QHeaderViewResizeToContents)
else
QHeaderView_setResizeMode(HV, AIndex, QHeaderViewInteractive);
end;
{------------------------------------------------------------------------------
Method: TQtWSCustomListView.ColumnSetCaption
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
class procedure TQtWSCustomListView.ColumnSetCaption(const ALV: TCustomListView; const AIndex: Integer; const AColumn: TListColumn; const ACaption: String);
var
Str: WideString;
TW: QTreeWidgetH;
TWI: QTreeWidgetItemH;
begin
if not WSCheckHandleAllocated(ALV, 'ColumnSetAutoSize') then
Exit;
TW := QTreeWidgetH(TQtTreeWidget(ALV.Handle).Widget);
TWI := QTreeWidget_headerItem(TW);
if TWI <> NiL then
begin
Str := GetUtf8String(ACaption);
QTreeWidgetItem_setText(TWI, AIndex, @Str);
end;
end;
{------------------------------------------------------------------------------
Method: TQtWSCustomListView.ColumnSetImage
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
class procedure TQtWSCustomListView.ColumnSetImage(const ALV: TCustomListView; const AIndex: Integer; const AColumn: TListColumn; const AImageIndex: Integer);
{var
TW: QTreeWidgetH;
TWI: QTreeWidgetItemH;}
begin
if not WSCheckHandleAllocated(ALV, 'ColumnSetImage') then
Exit;
{$note review}
{ TW := QTreeWidgetH(TQtTreeWidget(ALV.Handle).Widget);
TWI := QTreeWidget_headerItem(TW);
if Assigned(TListView(ALV).SmallImages) then
begin
// what to implement here ?!? SmallImages, LargeImages, StateImages ?!?
// QTreeWidgetItem_setIcon(TWI, AIndex, QIconH ?!? -> wait for TImageList implementation ?!? );
end;}
end;
{------------------------------------------------------------------------------
Method: TQtWSCustomListView.ColumnSetMinWidth
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
class procedure TQtWSCustomListView.ColumnSetMinWidth(const ALV: TCustomListView; const AIndex: Integer; const AColumn: TListColumn; const AMinWidth: integer);
var
TW: QTreeWidgetH;
HV: QHeaderViewH;
begin
if not WSCheckHandleAllocated(ALV, 'ColumnSetMinWidth') then
Exit;
TW := QTreeWidgetH(TQtTreeWidget(ALV.Handle).Widget);
HV := QTreeView_header(TW);
QHeaderView_setMinimumSectionSize(HV, AMinWidth);
end;
{------------------------------------------------------------------------------
Method: TQtWSCustomListView.ColumnSetWidth
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
class procedure TQtWSCustomListView.ColumnSetWidth(const ALV: TCustomListView; const AIndex: Integer; const AColumn: TListColumn; const AWidth: Integer);
var
TW: QTreeWidgetH;
begin
if not WSCheckHandleAllocated(ALV, 'ColumnSetWidth') then
Exit;
TW := QTreeWidgetH(TQtTreeWidget(ALV.Handle).Widget);
QTreeView_setColumnWidth(QTreeViewH(TW), AIndex, AWidth);
end;
{------------------------------------------------------------------------------
Method: TQtWSCustomListView.ColumnSetVisible
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
class procedure TQtWSCustomListView.ColumnSetVisible(const ALV: TCustomListView; const AIndex: Integer; const AColumn: TListColumn; const AVisible: Boolean);
var
TW: QTreeWidgetH;
begin
if not WSCheckHandleAllocated(ALV, 'ColumnSetVisible') then
Exit;
TW := QTreeWidgetH(TQtTreeWidget(ALV.Handle).Widget);
QTreeView_setColumnHidden(QTreeViewH(TW), AIndex, not AVisible);
end;
{------------------------------------------------------------------------------
Method: TQtWSCustomListView.ItemDelete
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
class procedure TQtWSCustomListView.ItemDelete(const ALV: TCustomListView; const AIndex: Integer);
var
TW: QTreeWidgetH;
QtItem: QTreeWidgetItemH;
Item: TListItem;
begin
if not WSCheckHandleAllocated(ALV, 'ItemDelete') then
Exit;
TW := QTreeWidgetH(TQtTreeWidget(ALV.Handle).Widget);
QTreeWidget_takeTopLevelItem(TW, AIndex);
{$note FIXME workaround issue #9746}
{workaround for ListOutOfBounds in some cases. Described with issue #9746}
QtItem := QTreeWidget_currentItem(TW);
if QtItem <> nil then
begin
Item := ALV.Selected;
if Assigned(Item) then
begin
if Item.Index <> QTreeWidget_indexOfTopLevelItem(TW, QtItem) then
TListView(ALV).Items[QTreeWidget_indexOfTopLevelItem(TW, QtItem)].Selected := True;
end;
end;
end;
{------------------------------------------------------------------------------
Method: TQtWSCustomListView.ItemGetChecked
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
class function TQtWSCustomListView.ItemGetChecked(const ALV: TCustomListView; const AIndex: Integer; const AItem: TListItem): Boolean;
var
TW: QTreeWidgetH;
TWI: QTreeWidgetItemH;
AState: QtCheckState;
begin
if not WSCheckHandleAllocated(ALV, 'ItemGetChecked') then
Exit;
TW := QTreeWidgetH(TQtTreeWidget(ALV.Handle).Widget);
TWI := QTreeWidget_topLevelItem(TW, AIndex);
AState := QTreeWidgetItem_checkState(TWI, 0);
if AState = QtChecked then
Result := True
else
Result := False;
end;
{------------------------------------------------------------------------------
Method: TQtWSCustomListView.ItemGetPosition
Params: None
Returns: TPoint
------------------------------------------------------------------------------}
class function TQtWSCustomListView.ItemGetPosition(const ALV: TCustomListView; const AIndex: Integer): TPoint;
var
TW: QTreeWidgetH;
TWI: QTreeWidgetItemH;
R: TRect;
begin
if not WSCheckHandleAllocated(ALV, 'ItemGetPosition') then
Exit;
TW := QTreeWidgetH(TQtTreeWidget(ALV.Handle).Widget);
TWI := QTreeWidget_topLevelItem(TW, AIndex);
QTreeWidget_visualItemRect(TW, @R, TWI);
Result.X := R.Left;
Result.Y := R.Top;
end;
{------------------------------------------------------------------------------
Method: TQtWSCustomListView.ItemGetState
Params: None
Returns: TPoint
------------------------------------------------------------------------------}
class function TQtWSCustomListView.ItemGetState(const ALV: TCustomListView; const AIndex: Integer; const AItem: TListItem; const AState: TListItemState; out AIsSet: Boolean): Boolean;
var
TW: QTreeWidgetH;
TWI: QTreeWidgetItemH;
begin
if not WSCheckHandleAllocated(ALV, 'ItemGetState') then
Exit;
TW := QTreeWidgetH(TQtTreeWidget(ALV.Handle).Widget);
TWI := QTreeWidget_topLevelItem(TW, AIndex);
case AState of
lisFocused: AIsSet := TWI = QTreeWidget_currentItem(TW);
lisSelected: AIsSet := QTreeWidgetItem_isSelected(TWI);
else
AIsSet := False;
end;
Result := True;
end;
{------------------------------------------------------------------------------
Method: TQtWSCustomListView.ItemSetChecked
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
class procedure TQtWSCustomListView.ItemSetChecked(const ALV: TCustomListView; const AIndex: Integer; const AItem: TListItem; const AChecked: Boolean);
var
TW: QTreeWidgetH;
TWI: QTreeWidgetItemH;
begin
if not WSCheckHandleAllocated(ALV, 'ItemSetChecked') then
Exit;
TW := QTreeWidgetH(TQtTreeWidget(ALV.Handle).Widget);
TWI := QTreeWidget_topLevelItem(TW, AIndex);
if AChecked then
QTreeWidgetItem_setCheckState(TWI, 0, QtChecked)
else
QTreeWidgetItem_setCheckState(TWI, 0, QtUnChecked);
end;
{------------------------------------------------------------------------------
Method: TQtWSCustomListView.ItemSetState
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
class procedure TQtWSCustomListView.ItemSetState(const ALV: TCustomListView; const AIndex: Integer; const AItem: TListItem; const AState: TListItemState; const AIsSet: Boolean);
var
TW: QTreeWidgetH;
TWI: QTreeWidgetItemH;
begin
if not WSCheckHandleAllocated(ALV, 'ItemSetState') then
Exit;
TW := QTreeWidgetH(TQtTreeWidget(ALV.Handle).Widget);
TWI := QTreeWidget_topLevelItem(TW, AIndex);
case AState of
lisFocused: QTreeWidget_setCurrentItem(TW, TWI);
lisSelected: QTreeWidgetItem_setSelected(TWI, AIsSet);
end;
end;
{------------------------------------------------------------------------------
Method: TQtWSCustomListView.ItemInsert
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
class procedure TQtWSCustomListView.ItemInsert(const ALV: TCustomListView; const AIndex: Integer; const AItem: TListItem);
var
TW: QTreeWidgetH;
TWI: QTreeWidgetItemH;
Str: WideString;
i: Integer;
begin
if not WSCheckHandleAllocated(ALV, 'ItemInsert') then
Exit;
TW := QTreeWidgetH(TQtTreeWidget(ALV.Handle).Widget);
TWI := QTreeWidgetItem_create(TW, 0);
Str := GetUtf8String(AItem.Caption);
if ALV.CheckBoxes then
begin
if AItem.Checked then
QTreeWidgetItem_setCheckState(TWI, 0, QtChecked)
else
QTreeWidgetItem_setCheckState(TWI, 0, QtUnchecked);
end;
QTreeWidgetItem_setText(TWI, 0, @Str);
for i := 0 to AItem.SubItems.Count - 1 do
begin
Str := GetUtf8String(AItem.Subitems.Strings[i]);
QTreeWidgetItem_setText(TWI, i+1, @Str);
end;
QTreeWidget_insertTopLevelItem(TW, AIndex, TWI);
end;
{------------------------------------------------------------------------------
Method: TQtWSCustomListView.ItemSetText
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
class procedure TQtWSCustomListView.ItemSetText(const ALV: TCustomListView; const AIndex: Integer; const AItem: TListItem; const ASubIndex: Integer; const AText: String);
var
TW: QTreeWidgetH;
TWI: QTreeWidgetItemH;
Str: WideString;
begin
if not WSCheckHandleAllocated(ALV, 'ItemSetText') then
Exit;
TW := QTreeWidgetH(TQtTreeWidget(ALV.Handle).Widget);
Str := GetUtf8String(AText);
TWI := QTreeWidget_topLevelItem(TW, AIndex);
if TWI <> NiL then
QTreeWidgetItem_setText(TWI, ASubIndex, @Str);
end;
{------------------------------------------------------------------------------
Method: TQtWSCustomListView.ItemShow
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
class procedure TQtWSCustomListView.ItemShow(const ALV: TCustomListView; const AIndex: Integer; const AItem: TListItem; const PartialOK: Boolean);
var
TW: QTreeWidgetH;
TWI: QTreeWidgetItemH;
begin
if not WSCheckHandleAllocated(ALV, 'ItemShow') then
Exit;
TW := QTreeWidgetH(TQtTreeWidget(ALV.Handle).Widget);
TWI := QTreeWidget_topLevelItem(TW, AIndex);
QTreeWidget_setItemHidden(TW, TWI, False);
end;
{------------------------------------------------------------------------------
Method: TQtWSCustomListView.ItemDisplayRect
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
class function TQtWSCustomListView.ItemDisplayRect(const ALV: TCustomListView; const AIndex, ASubItem: Integer; ACode: TDisplayCode): TRect;
var
TW: QTreeWidgetH;
TWI: QTreeWidgetItemH;
begin
if not WSCheckHandleAllocated(ALV, 'ItemDisplayRect') then
Exit;
TW := QTreeWidgetH(TQtTreeWidget(ALV.Handle).Widget);
TWI := QTreeWidget_topLevelItem(TW, AIndex);
if QTreeWidgetItem_childCount(TWI) > 0 then
QTreeWidget_visualItemRect(TW, @Result, QTreeWidgetItem_child(TWI, ASubItem))
else
QTreeWidget_visualItemRect(TW, @Result, TWI);
end;
{------------------------------------------------------------------------------
Method: TQtWSCustomListView.GetFocused
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
class function TQtWSCustomListView.GetFocused(const ALV: TCustomListView): Integer;
var
TW: QTreeWidgetH;
TWI: QTreeWidgetItemH;
i: Integer;
begin
if not WSCheckHandleAllocated(ALV, 'GetFocused') then
Exit;
TW := QTreeWidgetH(TQtTreeWidget(ALV.Handle).Widget);
TWI := QTreeWidget_currentItem(TW);
i := QTreeWidget_indexOfTopLevelItem(TW, TWI);
if QTreeWidgetItem_isSelected(TWI) then
Result := i
else
Result := -1;
end;
{------------------------------------------------------------------------------
Method: TQtWSCustomListView.GetItemAt
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
class function TQtWSCustomListView.GetItemAt(const ALV: TCustomListView; x,y: integer): Integer;
var
TW: QTreeWidgetH;
TWI: QTreeWidgetItemH;
begin
if not WSCheckHandleAllocated(ALV, 'GetItemAt') then
Exit;
TW := QTreeWidgetH(TQtTreeWidget(ALV.Handle).Widget);
TWI := QTreeWidget_itemAt(TW, x, y);
Result := QTreeWidget_indexOfTopLevelItem(TW, TWI);
end;
{------------------------------------------------------------------------------
Method: TQtWSCustomListView.GetSelCount
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
class function TQtWSCustomListView.GetSelCount(const ALV: TCustomListView): Integer;
var
TW: QTreeWidgetH;
FPInts: TIntArray;
begin
if not WSCheckHandleAllocated(ALV, 'GetSelCount') then
Exit;
TW := QTreeWidgetH(TQtTreeWidget(ALV.Handle).Widget);
QTreeWidget_selectedItems(TW, @FPInts);
Result := length(FPInts);
end;
{------------------------------------------------------------------------------
Method: TQtWSCustomListView.GetSelection
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
class function TQtWSCustomListView.GetSelection(const ALV: TCustomListView): Integer;
var
TW: QTreeWidgetH;
FPInts: TIntArray;
begin
if not WSCheckHandleAllocated(ALV, 'GetSelection') then
Exit;
{implement selection event so we can return Alv.Selected.Index}
TW := QTreeWidgetH(TQtTreeWidget(ALV.Handle).Widget);
QTreeWidget_selectedItems(TW, @FPInts);
if Length(FPInts)>0 then
Result := FPInts[0]
else
Result := -1;
end;
{------------------------------------------------------------------------------
Method: TQtWSCustomListView.SetSort
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
class procedure TQtWSCustomListView.SetSort(const ALV: TCustomListView; const AType: TSortType; const AColumn: Integer);
{var
TW: QTreeWidgetH;}
begin
if not WSCheckHandleAllocated(ALV, 'SetSort') then
Exit;
{TW := QTreeWidgetH(TQtTreeWidget(ALV.Handle).Widget);}
if AType <> stNone then
begin
{$note implement}
// QTreeWidget_setSortingEnabled(TW, True);
// QTreeView_sortByColumn(QTreeViewH(TW), AColumn);
end;
end;
{------------------------------------------------------------------------------
Method: TQtWSCustomListView.GetBoundingRect
Params: None
Returns: Nothing
------------------------------------------------------------------------------}
class function TQtWSCustomListView.GetBoundingRect(const ALV: TCustomListView): TRect;
begin
if not WSCheckHandleAllocated(ALV, 'GetBoundingRect') then
Exit;
Result := TQtWidget(ALV.Handle).getFrameGeometry;
end;
initialization
////////////////////////////////////////////////////
// I M P O R T A N T
////////////////////////////////////////////////////
// To improve speed, register only classes
// which actually implement something
////////////////////////////////////////////////////
RegisterWSComponent(TStatusBar, TQtWSStatusBar);
// RegisterWSComponent(TCustomTabSheet, TQtWSTabSheet);
// RegisterWSComponent(TCustomPageControl, TQtWSPageControl);
RegisterWSComponent(TCustomListView, TQtWSCustomListView);
// RegisterWSComponent(TCustomListView, TQtWSListView);
RegisterWSComponent(TCustomProgressBar, TQtWSProgressBar);
// RegisterWSComponent(TCustomUpDown, TQtWSCustomUpDown);
// RegisterWSComponent(TCustomUpDown, TQtWSUpDown);
// RegisterWSComponent(TToolButton, TQtWSToolButton);
// RegisterWSComponent(TToolBar, TQtWSToolBar);
{$ifdef WSToolBar}
RegisterWSComponent(TCustomToolButton, TQtWSToolButton);
RegisterWSComponent(TCustomToolBar, TQtWSToolBar);
{$endif}
RegisterWSComponent(TCustomTrackBar, TQtWSTrackBar);
// RegisterWSComponent(TCustomTreeView, TQtWSCustomTreeView);
// RegisterWSComponent(TCustomTreeView, TQtWSTreeView);
////////////////////////////////////////////////////
end.