259 lines
6.6 KiB
ObjectPascal
259 lines
6.6 KiB
ObjectPascal
{-----------------------------------------------------------------------------
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The contents of this file are subject to the Mozilla Public License
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Version 1.1 (the "License"); you may not use this file except in compliance
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with the License. You may obtain a copy of the License at
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http://www.mozilla.org/MPL/MPL-1.1.html
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Software distributed under the License is distributed on an "AS IS" basis,
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WITHOUT WARRANTY OF ANY KIND, either expressed or implied. See the License for
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the specific language governing rights and limitations under the License.
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The Original Code is: JvExExtCtrls.pas, released on 2004-01-04
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The Initial Developer of the Original Code is Andreas Hausladen [Andreas dott Hausladen att gmx dott de]
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Portions created by Andreas Hausladen are Copyright (C) 2004 Andreas Hausladen.
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All Rights Reserved.
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Contributor(s): -
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You may retrieve the latest version of this file at the Project JEDI's JVCL home page,
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located at http://jvcl.sourceforge.net
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Known Issues:
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-----------------------------------------------------------------------------}
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// $Id: JvExExtCtrls.pas 10613 2006-05-19 19:21:43Z jfudickar $
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unit JvExExtCtrls;
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{$I jvcl.inc}
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{MACROINCLUDE JvExControls.macros}
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WARNINGHEADER
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interface
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uses
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Windows, Messages,
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{$IFDEF HAS_UNIT_TYPES}
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Types,
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{$ENDIF HAS_UNIT_TYPES}
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SysUtils, Classes, Graphics, Controls, Forms, ExtCtrls,
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{$IFDEF UNITVERSIONING}
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JclUnitVersioning,
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{$ENDIF UNITVERSIONING}
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JvTypes, JvThemes, JVCLVer, JvExControls;
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type
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CONTROL_DECL_DEFAULT(Shape)
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CONTROL_DECL_DEFAULT(PaintBox)
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CONTROL_DECL_DEFAULT(Image)
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CONTROL_DECL_DEFAULT(Bevel)
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WINCONTROL_DECL_DEFAULT(CustomPanel)
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TJvExPubCustomPanel = class(TJvExCustomPanel)
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COMMON_PUBLISHED
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end;
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WINCONTROL_DECL_DEFAULT(CustomRadioGroup)
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TJvExSplitter = class(TSplitter, IJvExControl)
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CONTROL_DECL
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protected
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procedure MouseDown(Button: TMouseButton; Shift: TShiftState; X, Y: Integer); override;
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end;
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WINCONTROL_DECL_DEFAULT(CustomControlBar)
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WINCONTROL_DECL_DEFAULT(ControlBar)
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WINCONTROL_DECL_DEFAULT(Panel)
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WINCONTROL_DECL_DEFAULT(RadioGroup)
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WINCONTROL_DECL_DEFAULT(Page)
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WINCONTROL_DECL_DEFAULT(Notebook)
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WINCONTROL_DECL_DEFAULT(Header)
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{$IFDEF COMPILER6_UP}
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CONTROL_DECL_DEFAULT(BoundLabel)
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WINCONTROL_DECL_DEFAULT(CustomLabeledEdit)
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WINCONTROL_DECL_DEFAULT(LabeledEdit)
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WINCONTROL_DECL_DEFAULT(CustomColorBox)
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WINCONTROL_DECL_DEFAULT(ColorBox)
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{$ENDIF COMPILER6_UP}
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// SplitterMouseDownFix fixes a bug in the VCL that causes the splitter to no
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// more work with the control in the left/top of it when the control has a size
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// of 0. This is actually a TWinControl.AlignControl bug.
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procedure SplitterMouseDownFix(Splitter: TSplitter);
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{$IFDEF UNITVERSIONING}
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const
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UnitVersioning: TUnitVersionInfo = (
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RCSfile: '$URL: https://jvcl.svn.sourceforge.net/svnroot/jvcl/tags/JVCL3_32/devtools/JvExVCL/src/JvExExtCtrls.pas $';
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Revision: '$Revision: 10613 $';
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Date: '$Date: 2006-05-19 21:21:43 +0200 (ven., 19 mai 2006) $';
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LogPath: 'JVCL\run'
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);
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{$ENDIF UNITVERSIONING}
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implementation
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CONTROL_IMPL_DEFAULT(Shape)
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CONTROL_IMPL_DEFAULT(PaintBox)
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CONTROL_IMPL_DEFAULT(Image)
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CONTROL_IMPL_DEFAULT(Bevel)
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WINCONTROL_IMPL_DEFAULT(CustomPanel)
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WINCONTROL_IMPL_DEFAULT(CustomRadioGroup)
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WINCONTROL_IMPL_DEFAULT(CustomControlBar)
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WINCONTROL_IMPL_DEFAULT(ControlBar)
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WINCONTROL_IMPL_DEFAULT(Panel)
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WINCONTROL_IMPL_DEFAULT(RadioGroup)
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WINCONTROL_IMPL_DEFAULT(Page)
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WINCONTROL_IMPL_DEFAULT(Notebook)
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WINCONTROL_IMPL_DEFAULT(Header)
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{$IFDEF COMPILER6_UP}
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CONTROL_IMPL_DEFAULT(BoundLabel)
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WINCONTROL_IMPL_DEFAULT(CustomLabeledEdit)
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WINCONTROL_IMPL_DEFAULT(LabeledEdit)
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WINCONTROL_IMPL_DEFAULT(CustomColorBox)
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WINCONTROL_IMPL_DEFAULT(ColorBox)
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{$ENDIF COMPILER6_UP}
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CONTROL_IMPL_DEFAULT(Splitter)
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procedure TJvExSplitter.MouseDown(Button: TMouseButton; Shift: TShiftState; X, Y: Integer);
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begin
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SplitterMouseDownFix(Self);
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inherited MouseDown(Button, Shift, X, Y);
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end;
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// SplitterMouseDownFix fixes a bug in the VCL that causes the splitter to no
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// more work with the control in the left/top of it when the control has a size
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// of 0. This is actually a TWinControl.AlignControl bug.
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procedure SplitterMouseDownFix(Splitter: TSplitter);
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var
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Control: TControl;
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Pt: TPoint;
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R: TRect;
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I, Size: Integer;
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begin
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with Splitter do
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begin
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if Align in [alLeft, alTop] then
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begin
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Control := nil;
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Pt := Point(Left, Top);
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if Align = alLeft then
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Dec(Pt.X)
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else //if Align = alTop then
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Dec(Pt.Y);
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for I := 0 to Parent.ControlCount - 1 do
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begin
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Control := Parent.Controls[I];
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R := Control.BoundsRect;
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if Align = alLeft then
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Size := R.Right - R.Left
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else //if Align = alTop then
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Size := R.Bottom - R.Top;
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if Control.Visible and Control.Enabled and (Size = 0) then
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begin
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if Align = alLeft then
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Dec(R.Left)
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else // Align = alTop then
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Dec(R.Top);
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if PtInRect(R, Pt) then
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Break;
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end;
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Control := nil;
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end;
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if Control = nil then
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begin
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// Check for the control that is zero-sized but after the splitter.
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// TWinControl.AlignControls does not work properly with alLeft/alTop.
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if Align = alLeft then
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Pt := Point(Left + Width - 1, Top)
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else // if Align = alTop then
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Pt := Point(Left, Top + Height - 1);
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for I := 0 to Parent.ControlCount - 1 do
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begin
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Control := Parent.Controls[I];
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R := Control.BoundsRect;
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if Align = alLeft then
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Size := R.Right - R.Left
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else //if Align = alTop then
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Size := R.Bottom - R.Top;
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if Control.Visible and Control.Enabled and (Size = 0) then
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begin
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if Align = alLeft then
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Dec(R.Left)
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else // Align = alTop then
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Dec(R.Top);
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if PtInRect(R, Pt) then
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Break;
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end;
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Control := nil;
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end;
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if Control <> nil then
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begin
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// realign left/top control
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if Align = alLeft then
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Control.Left := -1
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else // if Align = alTop then
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Control.Top := -1;
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end;
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end;
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end;
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end;
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end;
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{$IFDEF UNITVERSIONING}
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initialization
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RegisterUnitVersion(HInstance, UnitVersioning);
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finalization
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UnregisterUnitVersion(HInstance);
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{$ENDIF UNITVERSIONING}
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end.
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