lazarus-ccr/applications/lazedit/lazedit_about.pas
2012-02-29 22:40:24 +00:00

245 lines
7.9 KiB
ObjectPascal

{
LazEdit: a text editor with built-in features for HTML editing and
Syntax Highlighting for several text formats
(html, xml, css, javascript, pascal, c/c++, perl, python, php, bat, ini, diff)
Copyright (C) 2011, 2012 by Bart Broersma & Flying Sheep Inc. and
Felipe Monteiro de Carvalho
http://wiki.lazarus.freepascal.org/LazEdit
This library is free software; you can redistribute it and/or modify it
under the terms of the GNU Library General Public License as published by
the Free Software Foundation; either version 2 of the License, or (at your
option) any later version with the following modification:
As a special exception, the copyright holders of this library give you
permission to link this library with independent modules to produce an
executable, regardless of the license terms of these independent modules,and
to copy and distribute the resulting executable under terms of your choice,
provided that you also meet, for each linked independent module, the terms
and conditions of the license of that module. An independent module is a
module which is not derived from or based on this library. If you modify
this library, you may extend this exception to your version of the library,
but you are not obligated to do so. If you do not wish to do so, delete this
exception statement from your version.
This program 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 Library General Public License
for more details.
You should have received a copy of the GNU Library General Public License
along with this library; if not, write to the Free Software Foundation,
Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
}
unit LazEdit_About;
{ ************ ExtAboutForm ***********************************
Copyright (C) 2011 Bart Broersma
This library is free software; you can redistribute it and/or modify it
under the terms of the GNU Library General Public License as published by
the Free Software Foundation; either version 2 of the License, or (at your
option) any later version.
This program 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 Library General Public License
for more details.
You should have received a copy of the GNU Library General Public License
along with this library; if not, write to the Free Software Foundation,
Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*****************************************************************}
{$mode objfpc}{$H+}
interface
uses
Classes, SysUtils, FileUtil, Forms, Controls, Graphics, Dialogs, LCLType,
Buttons, ComCtrls, StdCtrls, LCLProc, ExtCtrls, LCLIntf, Menus, ClipBrd;
type
{ TFormAbout }
TFormAbout = class(TForm)
CloseBtn: TBitBtn;
Image1: TImage;
BuildDateLabel: TLabel;
CopyrightLabel: TLabel;
FpcLabel: TLabel;
CopyVersionInfo: TMenuItem;
Panel1: TPanel;
PopupMenu1: TPopupMenu;
WebsiteLabel: TLabel;
LazLabel: TLabel;
ProductLabel: TLabel;
VersionLabel: TLabel;
LicenseUrlLabel: TLabel;
LicenseMemo: TMemo;
NoteBook: TPageControl;
MainPage: TTabSheet;
LicensePage: TTabSheet;
procedure CopyVersionInfoClick(Sender: TObject);
procedure FormCreate(Sender: TObject);
procedure FormKeyDown(Sender: TObject; var Key: Word; Shift: TShiftState);
procedure FormShow(Sender: TObject);
procedure LicenseUrlLabelClick(Sender: TObject);
procedure WebsiteLabelClick(Sender: TObject);
procedure WebsiteLabelMouseEnter(Sender: TObject);
procedure WebsiteLabelMouseLeave(Sender: TObject);
private
{ private declarations }
FWebsiteURL: String;
FLicenseUrl: String;
public
{ public declarations }
procedure SetVersionInfo(ProductName,Version, BuildDate, LazVersion, FpcVersion: String);
procedure SetCopyrightInfo(const CopyrightStatement, WebsiteName, WebsiteUrl: String);
procedure SetLicenseInfo(const LicenseText, LicenseWebsiteName, LicenseWebsiteUrl: String);
procedure CopyVersionInfoToClipBoard;
end;
var
FormAbout: TFormAbout;
implementation
{$R *.lfm}
{ TFormAbout }
const
idxMain = 0;
idxLicense = 1;
procedure TFormAbout.FormKeyDown(Sender: TObject; var Key: Word;
Shift: TShiftState);
begin
if (Key = VK_ESCAPE) then
begin
ModalResult := mrCancel;
Close;
end
else
if (Key = VK_C) and (Shift = [ssCtrl]) then CopyVersionInfoToClipBoard;
end;
procedure TFormAbout.FormShow(Sender: TObject);
begin
NoteBook.PageIndex := idxMain;
end;
procedure TFormAbout.FormCreate(Sender: TObject);
begin
//In GTK you can resize/maximize a form with BorderStyle := bsDialog, we don't want that
Constraints.MinHeight := Height;
Constraints.MaxHeight := Height;
Constraints.MinWidth := Width;
Constraints.MaxWidth := Width;;
NoteBook.PopupMenu := PopupMenu1;
PopupMenu := PopupMenu1;
end;
procedure TFormAbout.CopyVersionInfoClick(Sender: TObject);
begin
CopyVersionInfoToClipBoard;
end;
procedure TFormAbout.LicenseUrlLabelClick(Sender: TObject);
begin
if FLicenseUrl <> '' then OpenUrl(FLicenseUrl);
end;
procedure TFormAbout.WebsiteLabelClick(Sender: TObject);
begin
if FWebsiteUrl <> '' then OpenUrl(FWebsiteUrl);
end;
procedure TFormAbout.WebsiteLabelMouseEnter(Sender: TObject);
begin
(Sender as TLabel).Font.Style := (Sender as TLabel).Font.Style + [fsUnderline];
end;
procedure TFormAbout.WebsiteLabelMouseLeave(Sender: TObject);
begin
(Sender as TLabel).Font.Style := (Sender as TLabel).Font.Style - [fsUnderline];
end;
procedure TFormAbout.SetVersionInfo(ProductName,Version, BuildDate, LazVersion,
FpcVersion: String);
var
Y,M,D: String;
p: Integer;
begin
if ProductName = '' then ProductName := Application.Title;
if BuildDate = '' then
begin
BuildDate := {$I %DATE%}; // y/m/d format
p := Pos('/',BuildDate);
Y := Copy(BuildDate,1,p-1);
System.Delete(BuildDate,1,p);
p := Pos('/',BuildDate);
M := Copy(BuildDate,1,p-1);
System.Delete(BuildDate,1,p);
D := BuildDate;
BuildDate := 'Build date: ' + Y + DefaultFormatSettings.DateSeparator + M + DefaultFormatSettings.DateSeparator + D;
end;
if LazVersion = '' then LazVersion := 'Lazarus '+ LCLVersion;
if FpcVersion = '' then FpcVersion := 'FPC ' + {$I %FPCVERSION%};
ProductLabel.Caption := ProductName;
VersionLabel.Caption := Version;
BuildDateLabel.Caption := BuildDate;
LazLabel.Caption := LazVersion;
FpcLabel.Caption := FpcVersion;
end;
procedure TFormAbout.SetCopyrightInfo(const CopyrightStatement, WebsiteName, WebsiteUrl: String);
begin
FWebsiteURL := WebsiteURL;
WebsiteLabel.Caption := WebsiteName;
if WebsiteName = '' then WebsiteLabel.Caption := WebsiteUrl;
CopyrightLabel.Caption := CopyrightStatement;
if (WebsiteUrl <> '') and (WebsiteName <> '') and (WebsiteUrl <> WebsiteName) then
begin
WebsiteLabel.ShowHint := True;
WebsiteLabel.Hint := WebsiteUrl;
end
else WebsiteLabel.ShowHint := False;
end;
procedure TFormAbout.SetLicenseInfo(const LicenseText,
LicenseWebsiteName, LicenseWebsiteUrl: String);
begin
LicenseMemo.Text := LicenseText;
FLicenseUrl := LicenseWebsiteUrl;
LicenseUrlLabel.Caption := LicenseWebsiteName;
if LicenseWebsiteName = '' then LicenseUrlLabel.Caption := FLicenseUrl;
if (LicenseWebsiteUrl <> '') and (LicenseWebsiteName <> '') and (LicenseWebsiteURL <> LicenseWebsiteName) then
begin
LicenseUrlLabel.ShowHint := True;
LicenseUrlLabel.Hint := LicenseWebsiteUrl;
end
else LicenseUrlLabel.ShowHint := False;
end;
procedure TFormAbout.CopyVersionInfoToClipBoard;
begin
ClipBoard.AsText := ProductLabel.Caption + LineEnding +
VersionLabel.Caption + LineEnding +
BuildDateLabel.Caption + LineEnding +
LazLabel.Caption + LineEnding +
FpcLabel.Caption ;
end;
end.