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PORichEdit control stop drawing text when it became a parent for other control
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  1. PORichEdit control stop drawing text when it became a parent for other control
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    copied!<p>RichEdit control stop drawing text when it became a parent for other control.</p> <p>Is this a feature or a bug? Is it possible to make RichEdit to be a parent for other control?</p> <p>Check out next app:</p> <p>-- Form1.dfm ---</p> <pre><code>object Form1: TForm1 Left = 0 Top = 0 Caption = 'Form1' ClientHeight = 282 ClientWidth = 418 Color = clBtnFace Font.Charset = DEFAULT_CHARSET Font.Color = clWindowText Font.Height = -11 Font.Name = 'Tahoma' Font.Style = [] OldCreateOrder = False PixelsPerInch = 96 TextHeight = 13 object Button1: TButton Left = 24 Top = 8 Width = 75 Height = 25 Caption = 'Button1' TabOrder = 0 OnClick = Button1Click end object RichEdit1: TRichEdit Left = 16 Top = 72 Width = 145 Height = 105 Font.Charset = RUSSIAN_CHARSET Font.Color = clWindowText Font.Height = -11 Font.Name = 'Tahoma' Font.Style = [] Lines.Strings = ( 'RichEdit1') ParentFont = False TabOrder = 1 end end </code></pre> <p>-- Form1.dfm ---</p> <p>--- Unit1.pas ---</p> <pre><code>unit Unit1; interface uses Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics, Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Vcl.ComCtrls; type TForm3 = class(TForm) Button1: TButton; RichEdit1: TRichEdit; procedure Button1Click(Sender: TObject); private { Private declarations } public { Public declarations } end; var Form3: TForm3; implementation {$R *.dfm} procedure TForm3.Button1Click(Sender: TObject); begin Button1.Parent := RichEdit1; RichEdit1.Invalidate; end; end. </code></pre> <p>--- Unit1.pas ---</p> <p>Test under Delphi XE5 + Win 7.</p> <p>I want to create RichEdit with Edit button like this </p> <p><img src="https://i.stack.imgur.com/28aWH.png" alt="enter image description here"></p> <p>This is the result that I want to get - RichEdit with DropDown Editor:</p> <p><img src="https://i.stack.imgur.com/1pYMn.png" alt="enter image description here"></p>
 

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