searchingform.pas

jvcl driver development envionment

{******************************************************************

                       JEDI-VCL Demo

 Copyright (C) 2002 Project JEDI

 Original author:

 You may retrieve the latest version of this file at the JEDI-JVCL
 home page, located at http://jvcl.sourceforge.net

 The contents of this file are used with permission, subject to
 the Mozilla Public License Version 1.1 (the "License"); you may
 not use this file except in compliance with the License. You may
 obtain a copy of the License at
 http://www.mozilla.org/MPL/MPL-1_1Final.html

 Software distributed under the License is distributed on an
 "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
 implied. See the License for the specific language governing
 rights and limitations under the License.

******************************************************************}

unit SearchingForm;

interface

uses
  Windows, Messages, SysUtils, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, ComCtrls, JvListView, Buttons, JvBitBtn, JclStrings,
  JvLabel, JvExComCtrls, JvExButtons, JvExControls, JvComponent;

type
  TSearchingFormMain = class(TForm)
    Label1: TLabel;
    Label2: TLabel;
    ComponentEdit: TEdit;
    SearchButton: TJvBitBtn;
    Label3: TLabel;
    ResultListView: TJvListView;
    StatusLabel: TJvLabel;
    procedure SearchButtonClick(Sender: TObject);
    procedure FormShow(Sender: TObject);
    procedure ResultListViewDblClick(Sender: TObject);
    procedure ComponentEditChange(Sender: TObject);
  private
  public
  end;

var
  SearchingFormMain: TSearchingFormMain;

implementation

uses
  UnitMain;

{$R *.dfm}

procedure TSearchingFormMain.SearchButtonClick(Sender: TObject);
var
  I,K: integer;
  ListItem: TListItem;
  Found : Boolean;
begin
  Found := false;
  try
    Screen.Cursor := crHourglass;

    //check if the forms was created, except itself
    for I := 1 to MAX_FORMS do
    begin
      StatusLabel.Caption := 'Creating Form ' + IntToStr(I) + ' of ' + IntToStr(MAX_FORMS);
      Application.ProcessMessages;
      if (I <> 8) and (TheFormArray[I] = nil) then
        Mainform.CreateDemoForm(I,false); //false is to avoid free previous form
    end;
    Application.ProcessMessages;
    ResultListView.Items.Clear;
    Found := false;
    for I := 1 to MAX_FORMS do
    begin
      StatusLabel.Caption := 'Searching Form ' + IntToStr(I) + ' of ' + IntToStr(MAX_FORMS);
      StatusLabel.Update;
      //find component into the form
      for K := 0 to TheFormArray[I].ComponentCount -1 do
        if StrIPos(ComponentEdit.Text,TheFormArray[I].Components[K].ClassName) > 0 then
        begin
          //Found! - Inserting into ListView
          ListItem := ResultListView.Items.Add;
          ListItem.Caption := IntToStr(I);
          Application.ProcessMessages;
          ListItem.SubItems.Add(TheFormArray[I].ClassName);
          Found := true;
          break;
        end;
    end;
  finally
    Screen.Cursor := crDefault;
    if Found then
      StatusLabel.Caption := 'Double-click on desired form to see the demo'
    else
      StatusLabel.Caption := 'No forms found.';
  end;
end;

procedure TSearchingFormMain.FormShow(Sender: TObject);
begin
  StatusLabel.Caption := '';
  SearchButton.Enabled := false;
  ComponentEdit.Text := '';
end;

procedure TSearchingFormMain.ResultListViewDblClick(Sender: TObject);
begin
  if ResultListView.Selected.Caption <> '8' then
  begin
    TheFormArray[StrToInt(ResultListView.Selected.Caption)].Position := poScreenCenter;
    TheFormArray[StrToInt(ResultListView.Selected.Caption)].ShowModal;
  end
  else
    ShowMessage('It磗 me!');
end;

procedure TSearchingFormMain.ComponentEditChange(Sender: TObject);
begin
  if ComponentEdit.Text <> '' then
    SearchButton.Enabled := true
  else
    SearchButton.Enabled := false;
end;

end.