/usr/lib/lazarus/0.9.30.4/ide/findpalettecomp.pas is in lazarus-src-0.9.30.4 0.9.30.4-6.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 | { $Id: componentpalette.pas 9311 2006-05-19 21:56:07Z mattias $ }
{
/***************************************************************************
componentpalette.pas
--------------------
***************************************************************************/
***************************************************************************
* *
* This source is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This code 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. See the GNU *
* General Public License for more details. *
* *
* A copy of the GNU General Public License is available on the World *
* Wide Web at <http://www.gnu.org/copyleft/gpl.html>. You can also *
* obtain it by writing to the Free Software Foundation, *
* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
* *
***************************************************************************
Author: Mattias Gaertner
Abstract:
A dialog to search a component.
}
unit FindPaletteComp;
{$mode objfpc}{$H+}
interface
uses
Classes, SysUtils, LCLProc, Forms, Controls, Graphics, Dialogs,
StdCtrls, Buttons, FormEditingIntf, db,
LazarusIDEStrConsts, ComponentReg, PackageDefs, ExtCtrls, ButtonPanel;
type
{ TFindPaletteComponentDlg }
TFindPaletteComponentDlg = class(TForm)
BtnPanel: TButtonPanel;
ComponentsGroupBox: TGroupBox;
ComponentsListBox: TListBox;
PatternEdit: TEdit;
SearchPatternGroupBox: TGroupBox;
procedure ComponentsListBoxDblClick(Sender: TObject);
procedure ComponentsListBoxDrawItem(Control: TWinControl; Index: Integer;
ARect: TRect; State: TOwnerDrawState);
procedure FormCreate(Sender: TObject);
procedure FormDestroy(Sender: TObject);
procedure PatternEditChange(Sender: TObject);
private
fSelectedComponents: TFPList;// list of TRegisteredComponent
procedure UpdateComponentSelection;
public
function GetSelectedComponent: TRegisteredComponent;
end;
function ShowFindPaletteComponentDlg(
out AComponent: TRegisteredComponent): TModalResult;
implementation
{$R *.lfm}
function ShowFindPaletteComponentDlg(out AComponent: TRegisteredComponent
): TModalResult;
var
FindPaletteComponentDlg: TFindPaletteComponentDlg;
begin
FindPaletteComponentDlg:=TFindPaletteComponentDlg.Create(nil);
Result:=FindPaletteComponentDlg.ShowModal;
AComponent:=FindPaletteComponentDlg.GetSelectedComponent;
if AComponent=nil then Result:=mrCancel;
FindPaletteComponentDlg.Free;
end;
{ TFindPaletteComponentDlg }
procedure TFindPaletteComponentDlg.FormCreate(Sender: TObject);
begin
Caption:=lisFPFindPaletteComponent;
ComponentsGroupBox.Caption:=lisFPComponents;
BtnPanel.OKButton.Caption:=lisMenuSelect;
PatternEdit.Text:='';
SearchPatternGroupBox.Caption:=lisMenuFind;
ComponentsListBox.ItemHeight:=ComponentPaletteImageHeight + 2;
UpdateComponentSelection;
end;
procedure TFindPaletteComponentDlg.ComponentsListBoxDrawItem(
Control: TWinControl; Index: Integer; ARect: TRect; State: TOwnerDrawState);
var
CurComponent: TRegisteredComponent;
CurStr: string;
TxtH: Integer;
CurIcon: TCustomBitmap;
IconWidth: Integer;
IconHeight: Integer;
begin
if fSelectedComponents=nil then exit;
if (Index<0) or (Index>=fSelectedComponents.Count) then exit;
// draw registered component
CurComponent:=TRegisteredComponent(fSelectedComponents[Index]);
with ComponentsListBox.Canvas do begin
CurStr:=Format(lisPckEditPage, [CurComponent.ComponentClass.ClassName,
CurComponent.Page.PageName]);
TxtH:=TextHeight(CurStr);
FillRect(ARect);
CurIcon:=nil;
if CurComponent is TPkgComponent then
CurIcon:=TPkgComponent(CurComponent).Icon;
if CurIcon<>nil
then begin
IconWidth:=CurIcon.Width;
IconHeight:=CurIcon.Height;
Draw(ARect.Left+(25-IconWidth) div 2,
ARect.Top+(ARect.Bottom-ARect.Top-IconHeight) div 2,
CurIcon);
end;
TextOut(ARect.Left+25,
ARect.Top+(ARect.Bottom-ARect.Top-TxtH) div 2,
CurStr);
end;
end;
procedure TFindPaletteComponentDlg.ComponentsListBoxDblClick(Sender: TObject);
begin
ModalResult:=mrOk;
end;
procedure TFindPaletteComponentDlg.FormDestroy(Sender: TObject);
begin
fSelectedComponents.Free;
end;
procedure TFindPaletteComponentDlg.PatternEditChange(Sender: TObject);
begin
UpdateComponentSelection;
end;
procedure TFindPaletteComponentDlg.UpdateComponentSelection;
var
p: Integer;
Page: TBaseComponentPage;
c: Integer;
AComponent: TRegisteredComponent;
begin
if fSelectedComponents=nil then
fSelectedComponents:=TFPList.Create;
fSelectedComponents.Clear;
if IDEComponentPalette=nil then exit;
for p:=0 to IDEComponentPalette.Count-1 do begin
Page:=IDEComponentPalette.Pages[p];
if not Page.Visible then continue;
for c:=0 to Page.Count-1 do begin
AComponent:=Page.Items[c];
if not AComponent.Visible then continue;
if (PatternEdit.Text='')
or (System.Pos(UpperCase(PatternEdit.Text),
UpperCase(AComponent.ComponentClass.ClassName))>0)
then
fSelectedComponents.Add(AComponent);
end;
end;
while ComponentsListBox.Items.Count<fSelectedComponents.Count do
ComponentsListBox.Items.Add('');
while ComponentsListBox.Items.Count>fSelectedComponents.Count do
ComponentsListBox.Items.Delete(ComponentsListBox.Items.Count-1);
ComponentsListBox.Invalidate;
end;
function TFindPaletteComponentDlg.GetSelectedComponent: TRegisteredComponent;
var
i: Integer;
begin
if (fSelectedComponents=nil) or (fSelectedComponents.Count=0) then exit(nil);
i:=ComponentsListBox.ItemIndex;
if (i>=fSelectedComponents.Count) or (i<0) then
i:=0;
Result:=TRegisteredComponent(fSelectedComponents[i]);
end;
end.
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