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richmemo: search sample

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git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@3776 8e941d3f-bd1b-0410-a28a-d453659cc2b4
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skalogryz
2014-11-25 04:38:51 +00:00
parent d17987e01b
commit a751d502b7
4 changed files with 287 additions and 0 deletions
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89
components/richmemo/samples/search/mainform.lfm Normal file
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object Form1: TForm1
Left = 362
Height = 338
Top = 203
Width = 615
Caption = 'Ready to Search!'
ClientHeight = 338
ClientWidth = 615
LCLVersion = '1.2.4.0'
object Button1: TButton
Left = 532
Height = 25
Top = 16
Width = 75
Anchors = [akTop, akRight]
Caption = 'Load RTF'
OnClick = Button1Click
TabOrder = 3
end
object Button2: TButton
Left = 440
Height = 25
Top = 16
Width = 75
Anchors = [akTop, akRight]
Caption = 'Search'
OnClick = Button2Click
TabOrder = 1
end
object Edit1: TEdit
Left = 8
Height = 23
Top = 18
Width = 424
Anchors = [akTop, akLeft, akRight]
TabOrder = 0
Text = 'search'
end
object RichMemo1: TRichMemo
Left = 8
Height = 240
Top = 88
Width = 599
Anchors = [akTop, akLeft, akRight, akBottom]
HideSelection = False
Lines.Strings = (
'Please type in a word in the search field and hit "Search" to perform Search'
)
ScrollBars = ssAutoBoth
TabOrder = 2
end
object chkCaseSensitive: TCheckBox
Left = 9
Height = 19
Top = 48
Width = 94
Caption = 'Case Sensitive'
TabOrder = 4
end
object chkWholeWord: TCheckBox
Left = 108
Height = 19
Top = 48
Width = 86
Caption = 'Whole Word'
TabOrder = 5
end
object chkBackward: TCheckBox
Left = 200
Height = 19
Top = 48
Width = 71
Caption = 'Backward'
TabOrder = 6
end
object Button3: TButton
Left = 440
Height = 25
Top = 45
Width = 75
Caption = 'Reset'
OnClick = Button3Click
TabOrder = 7
end
object OpenDialog1: TOpenDialog
left = 368
top = 48
end
end

93
components/richmemo/samples/search/mainform.pas Normal file
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unit mainform;
{$mode objfpc}{$H+}
interface
uses
Windows, RichEdit,
Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs, StdCtrls,
RichMemo, RichMemoUtils, LazUTF8;
type
{ TForm1 }
TForm1 = class(TForm)
Button1: TButton;
Button2: TButton;
Button3: TButton;
chkCaseSensitive: TCheckBox;
chkWholeWord: TCheckBox;
chkBackward: TCheckBox;
Edit1: TEdit;
OpenDialog1: TOpenDialog;
RichMemo1: TRichMemo;
procedure Button1Click(Sender: TObject);
procedure Button2Click(Sender: TObject);
procedure Button3Click(Sender: TObject);
private
{ private declarations }
public
{ public declarations }
end;
var
Form1: TForm1;
implementation
{$R *.lfm}
{ TForm1 }
procedure TForm1.Button1Click(Sender: TObject);
begin
if OpenDialog1.Execute then
LoadRTFFile( RichMemo1, OpenDialog1.FileName );
end;
procedure TForm1.Button2Click(Sender: TObject);
var
s : Integer;
fw: TFINDTEXT;
w: AnsiString;
l : Integer;
st: Integer;
opt: TSearchOptions;
begin
st:=RichMemo1.SelStart;
l:=RichMemo1.SelLength;
opt:=[];
if chkCaseSensitive.Checked then include(opt, soMatchCase);
if chkWholeWord.Checked then include(opt, soWholeWord);
if chkBackward.Checked then include(opt, soBackward);
Caption:='Searching...';
s:=RichMemo1.Search(Edit1.Text, RichMemo1.SelStart, length(RichMemo1.Text), opt);
if (s>=0) then begin
if (st=s) and (l=UTF8Length(Edit1.Text)) then
s:=RichMemo1.Search(Edit1.Text, RichMemo1.SelStart+1, length(RichMemo1.Text), opt);
end;
if (s>=0) then begin
Caption:='Found!';
RichMemo1.SelStart:=s;
RichMemo1.SetSelLengthFor(Edit1.text);
end else begin
Caption:='Not found!';
RichMemo1.SelStart:=MaxInt;
RichMemo1.SelLength:=0;
end;
end;
procedure TForm1.Button3Click(Sender: TObject);
begin
RichMemo1.SelStart:=0;
RichMemo1.SelLength:=0;
Caption:='Ready to Search!';
end;
end.

85
components/richmemo/samples/search/testsearch.lpi Normal file
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<?xml version="1.0" encoding="UTF-8"?>
<CONFIG>
<ProjectOptions>
<Version Value="9"/>
<PathDelim Value="\"/>
<General>
<SessionStorage Value="InProjectDir"/>
<MainUnit Value="0"/>
<Title Value="testsearch"/>
<ResourceType Value="res"/>
<UseXPManifest Value="True"/>
<Icon Value="0"/>
</General>
<i18n>
<EnableI18N LFM="False"/>
</i18n>
<VersionInfo>
<StringTable ProductVersion=""/>
</VersionInfo>
<BuildModes Count="1">
<Item1 Name="Default" Default="True"/>
</BuildModes>
<PublishOptions>
<Version Value="2"/>
</PublishOptions>
<RunParams>
<local>
<FormatVersion Value="1"/>
</local>
</RunParams>
<RequiredPackages Count="2">
<Item1>
<PackageName Value="richmemopackage"/>
</Item1>
<Item2>
<PackageName Value="LCL"/>
</Item2>
</RequiredPackages>
<Units Count="2">
<Unit0>
<Filename Value="testsearch.lpr"/>
<IsPartOfProject Value="True"/>
<UnitName Value="testsearch"/>
</Unit0>
<Unit1>
<Filename Value="mainform.pas"/>
<IsPartOfProject Value="True"/>
<ComponentName Value="Form1"/>
<HasResources Value="True"/>
<ResourceBaseClass Value="Form"/>
<UnitName Value="mainform"/>
</Unit1>
</Units>
</ProjectOptions>
<CompilerOptions>
<Version Value="11"/>
<PathDelim Value="\"/>
<Target>
<Filename Value="testsearch"/>
</Target>
<SearchPaths>
<IncludeFiles Value="$(ProjOutDir)"/>
<UnitOutputDirectory Value="lib\$(TargetCPU)-$(TargetOS)"/>
</SearchPaths>
<Other>
<CompilerMessages>
<MsgFileName Value=""/>
</CompilerMessages>
<CompilerPath Value="$(CompPath)"/>
</Other>
</CompilerOptions>
<Debugging>
<Exceptions Count="3">
<Item1>
<Name Value="EAbort"/>
</Item1>
<Item2>
<Name Value="ECodetoolError"/>
</Item2>
<Item3>
<Name Value="EFOpenError"/>
</Item3>
</Exceptions>
</Debugging>
</CONFIG>

20
components/richmemo/samples/search/testsearch.lpr Normal file
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program testsearch;
{$mode objfpc}{$H+}
uses
{$IFDEF UNIX}{$IFDEF UseCThreads}
cthreads,
{$ENDIF}{$ENDIF}
Interfaces, // this includes the LCL widgetset
Forms, mainform, richmemopackage;
{$R *.res}
begin
RequireDerivedFormResource := True;
Application.Initialize;
Application.CreateForm(TForm1, Form1);
Application.Run;
end.