Inno-Setup-issrc/Projects/Src/IDE.InputQueryComboForm.pas

92 lines
2.3 KiB
ObjectPascal

unit IDE.InputQueryComboForm;
{
Inno Setup
Copyright (C) 1997-2020 Jordan Russell
Portions by Martijn Laan
For conditions of distribution and use, see LICENSE.TXT.
InputQuery with a TComboBox instead of a TEdit
Unlike InputQuery it doesn't limit the value to 255 characters
}
interface
uses
Classes, Controls, StdCtrls, UIStateForm;
type
TInputQueryComboForm = class(TUIStateForm)
OKButton: TButton;
CancelButton: TButton;
PromptLabel: TLabel;
ValueControl: TComboBox;
procedure FormCreate(Sender: TObject);
private
function GetValue: String;
procedure SetPrompt(const APrompt: String);
procedure SetValue(const AValue: String);
procedure SetValues(const AValues: TStringList);
public
property Prompt: String write SetPrompt;
property Value: String read GetValue write SetValue;
property Values: TStringList write SetValues;
end;
function InputQueryCombo(const ACaption, APrompt: String; var AValue: String; const AValues: TStringList): Boolean;
implementation
uses
Windows, Messages, IDE.HelperFunc, Forms;
{$R *.DFM}
function InputQueryCombo(const ACaption, APrompt: String; var AValue: String; const AValues: TStringList): Boolean;
begin
with TInputQueryComboForm.Create(Application) do try
Caption := ACaption;
Prompt := APrompt;
Value := AValue;
Values := AValues;
if ShowModal = mrOk then begin
AValue := Value;
Result := True;
end else
Result := False;
finally
Free;
end;
end;
procedure TInputQueryComboForm.FormCreate(Sender: TObject);
begin
InitFormFont(Self);
end;
function TInputQueryComboForm.GetValue: String;
begin
Result := ValueControl.Text;
end;
procedure TInputQueryComboForm.SetPrompt(const APrompt: String);
begin
PromptLabel.Caption := APrompt;
var MoveX := PromptLabel.Left + PromptLabel.Width + CancelButton.Left - (OkButton.Left + OkButton.Width) - ValueControl.Left;
ValueControl.Left := ValueControl.Left + MoveX;
ValueControl.Width := ValueControl.Width - MoveX;
end;
procedure TInputQueryComboForm.SetValue(const AValue: String);
begin
ValueControl.Text := AValue;
end;
procedure TInputQueryComboForm.SetValues(const AValues: TStringList);
begin
ValueControl.Items := AValues;
end;
end.