lazarus/components/onlinepackagemanager/opkman_showhintbase.pas
2018-08-24 12:02:04 +00:00

102 lines
3.3 KiB
ObjectPascal

{
***************************************************************************
* *
* 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., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1335, USA. *
* *
***************************************************************************
Author: Balázs Székely
Abstract: Show hint for meta packages
}
unit opkman_showhintbase;
{$mode objfpc}{$H+}
interface
uses
Classes, SysUtils, Forms, Controls, ExtCtrls, StdCtrls, Graphics,
LCLType, LCLIntf;
type
{ TfrShowHint }
TfrShowHint = class(TFrame)
lbDescription: TLabel;
lbLicense: TLabel;
mDescription: TMemo;
mLicense: TMemo;
pnBuffer: TPanel;
pnPackageName: TPanel;
pnBase: TPanel;
pnDescription: TPanel;
pnLicense: TPanel;
private
public
procedure Init;
end;
procedure CalcHeight(AMemo: TMemo; AText: String);
implementation
uses opkman_const, opkman_options;
{$R *.lfm}
{ TfrShowHint }
procedure TfrShowHint.Init;
begin
lbDescription.Caption := rsMainFrm_VSTText_Description;
lbLicense.Caption := rsMainFrm_VSTText_License;
Self.DoubleBuffered := True;
mDescription.DoubleBuffered := True;
mLicense.DoubleBuffered := True;
if Options.HintFormOptionColors.Count = HintColCnt then
begin
pnPackageName.Color := StringToColor(Options.HintFormOptionColors[0]);
pnDescription.Color := StringToColor(Options.HintFormOptionColors[1]);
mDescription.Color := StringToColor(Options.HintFormOptionColors[1]);
pnLicense.Color := StringToColor(Options.HintFormOptionColors[2]);
mLicense.Color := StringToColor(Options.HintFormOptionColors[2]);
end;
end;
procedure CalcHeight(AMemo: TMemo; AText: String);
var
R: TRect;
Increase: Integer;
MH: Integer;
begin
R := Rect(0, 0, AMemo.Width, 0);
TPanel(AMemo.Parent).Font.Assign(AMemo.Font);
DrawText(TPanel(AMemo.Parent).Canvas.Handle, PChar(AText), -1, R, DT_CALCRECT or DT_LEFT or DT_WORDBREAK or DT_NOPREFIX);
Increase := AMemo.Height;
MH := R.Bottom - R.Top;
if MH < 35 then
MH := 35;
if MH > 100 then
MH := 100;
Increase := MH - Increase;
AMemo.Height := MH;
AMemo.Parent.Height := AMemo.Parent.Height + Increase + 2;
AMemo.Text := AText;
end;
end.