CEF4Delphi/demos/Delphi_VCL/MiniBrowser/uFindFrm.pas

66 lines
1.5 KiB
ObjectPascal
Raw Normal View History

unit uFindFrm;
interface
uses
Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.Buttons, Vcl.StdCtrls;
type
TFindFrm = class(TForm)
FindTextEdt: TEdit;
FindPrevBtn: TSpeedButton;
FindNextBtn: TSpeedButton;
procedure FindTextEdtChange(Sender: TObject);
procedure FormShow(Sender: TObject);
procedure FindPrevBtnClick(Sender: TObject);
procedure FindNextBtnClick(Sender: TObject);
procedure FormClose(Sender: TObject; var Action: TCloseAction);
private
FSearchID : integer;
FFirstNext : boolean;
end;
var
FindFrm: TFindFrm;
implementation
{$R *.dfm}
uses
uMiniBrowser;
procedure TFindFrm.FindNextBtnClick(Sender: TObject);
begin
MiniBrowserFrm.Chromium1.Find(FSearchID, FindTextEdt.Text, True, False, FFirstNext);
FFirstNext := True;
end;
procedure TFindFrm.FindPrevBtnClick(Sender: TObject);
begin
MiniBrowserFrm.Chromium1.Find(FSearchID, FindTextEdt.Text, False, False, FFirstNext);
FFirstNext := True;
end;
procedure TFindFrm.FindTextEdtChange(Sender: TObject);
begin
FindPrevBtn.Enabled := (length(FindTextEdt.Text) > 0);
FindNextBtn.Enabled := FindPrevBtn.Enabled;
end;
procedure TFindFrm.FormClose(Sender: TObject; var Action: TCloseAction);
begin
MiniBrowserFrm.Chromium1.StopFinding(True);
end;
procedure TFindFrm.FormShow(Sender: TObject);
begin
FindTextEdt.Text := '';
FFirstNext := False;
inc(FSearchID);
end;
end.