eurolimitsdialog.h

This rar contains code from every chapter of Wrox.Ivor.Hortons.Beginning.Visual.C.Plus.Plus.2008.Mar

      this->upperStarsLimits->Items->AddRange(gcnew cli::array< System::Object^  >(8) {L"2", L"3", L"4", L"5", L"6", L"7", L"8", 
        L"9"});
      this->upperStarsLimits->Location = System::Drawing::Point(212, 26);
      this->upperStarsLimits->Name = L"upperStarsLimits";
      this->upperStarsLimits->Size = System::Drawing::Size(45, 21);
      this->upperStarsLimits->TabIndex = 2;
      // 
      // lowerStarsLimits
      // 
      this->lowerStarsLimits->FormattingEnabled = true;
      this->lowerStarsLimits->Items->AddRange(gcnew cli::array< System::Object^  >(8) {L"1", L"2", L"3", L"4", L"5", L"6", L"7", 
        L"8"});
      this->lowerStarsLimits->Location = System::Drawing::Point(82, 26);
      this->lowerStarsLimits->Name = L"lowerStarsLimits";
      this->lowerStarsLimits->Size = System::Drawing::Size(45, 21);
      this->lowerStarsLimits->TabIndex = 2;
      // 
      // label4
      // 
      this->label4->AutoSize = true;
      this->label4->Font = (gcnew System::Drawing::Font(L"Microsoft Sans Serif", 9, System::Drawing::FontStyle::Regular, System::Drawing::GraphicsUnit::Point, 
        static_cast<System::Byte>(0)));
      this->label4->Location = System::Drawing::Point(139, 29);
      this->label4->Name = L"label4";
      this->label4->Size = System::Drawing::Size(67, 15);
      this->label4->TabIndex = 1;
      this->label4->Text = L"Upper limit";
      // 
      // label3
      // 
      this->label3->AutoSize = true;
      this->label3->Font = (gcnew System::Drawing::Font(L"Microsoft Sans Serif", 9, System::Drawing::FontStyle::Regular, System::Drawing::GraphicsUnit::Point, 
        static_cast<System::Byte>(0)));
      this->label3->Location = System::Drawing::Point(6, 29);
      this->label3->Name = L"label3";
      this->label3->Size = System::Drawing::Size(70, 15);
      this->label3->TabIndex = 1;
      this->label3->Text = L"Lower limit:";
      // 
      // EuroLimitsDialog
      // 
      this->AcceptButton = this->euroOK;
      this->AutoScaleDimensions = System::Drawing::SizeF(6, 13);
      this->AutoScaleMode = System::Windows::Forms::AutoScaleMode::Font;
      this->ClientSize = System::Drawing::Size(292, 246);
      this->ControlBox = false;
      this->Controls->Add(this->groupBox2);
      this->Controls->Add(this->groupBox1);
      this->Controls->Add(this->euroCancel);
      this->Controls->Add(this->euroOK);
      this->FormBorderStyle = System::Windows::Forms::FormBorderStyle::FixedDialog;
      this->MaximizeBox = false;
      this->MinimizeBox = false;
      this->Name = L"EuroLimitsDialog";
      this->Text = L"Set Euromillions Limits";
      this->groupBox1->ResumeLayout(false);
      this->groupBox1->PerformLayout();
      (cli::safe_cast<System::ComponentModel::ISupportInitialize^  >(this->upperValuesLimits))->EndInit();
      (cli::safe_cast<System::ComponentModel::ISupportInitialize^  >(this->lowerValuesLimits))->EndInit();
      this->groupBox2->ResumeLayout(false);
      this->groupBox2->PerformLayout();
      this->ResumeLayout(false);

    }
#pragma endregion
private:
  int lowerValuesLimit;
  int upperValuesLimit;
  int lowerStarsLimit;
  int upperStarsLimit;

  public:
  property int LowerValuesLimit
  {
    int get() {  return lowerValuesLimit;  }

    void set(int limit)
    {
      lowerValuesLimit = limit;
      lowerValuesLimits->Value = limit;        // Set as selected in NumericUpDown 
    }
  }
  property int UpperValuesLimit
  {
    int get() {  return upperValuesLimit;  }

    void set(int limit)
    {
      upperValuesLimit = limit;
      upperValuesLimits->Value = limit;        // Set as selected in NumericUpDown 
    }
  }
  property int LowerStarsLimit
  {
    int get() {  return lowerStarsLimit;  }

    void set(int limit)
    {
      lowerStarsLimit = limit;
      lowerStarsLimits->SelectedItem = limit;  // Set as selected in ComboBox 
      lowerStarsLimits->SelectedIndex =        // Set index for selected item
                                  lowerStarsLimits->FindString(limit.ToString());
    }
  }

  property int UpperStarsLimit
  {
    int get() {  return upperStarsLimit;  }

    void set(int limit)
    {
      upperStarsLimit = limit;
      upperStarsLimits->SelectedItem = limit;  // Set as selected in ComboBox 
      upperStarsLimits->SelectedIndex =        // Set index for selected item
                                  upperStarsLimits->FindString(limit.ToString());
    }
  }

  private: System::Void euroOK_Click(System::Object^  sender, System::EventArgs^  e) {
  ::DialogResult result;               

  // get the limits for values 
  int valuesLower = Decimal::ToInt32(lowerValuesLimits->Value);
  int valuesUpper = Decimal::ToInt32(upperValuesLimits->Value);
  if(valuesUpper - valuesLower < 4)              // Check for an adequate range
  {
    result = MessageBox::Show(this,              // Range insufficient so
           "Upper values limit: "+valuesUpper +  // display message box
           "  Lower values limit: "+ valuesLower+
           "\nUpper values limit must be at least 4 greater that the lower limit."+
           "\nTry Again.",
           "Limits Invalid",
           MessageBoxButtons::OKCancel,
           MessageBoxIcon::Error);
    
    if(result == ::DialogResult::OK)             // If message box OK clicked
      DialogResult = ::DialogResult::None;       // prevent dialog from closing
    else                                         // Messag box Cancel clicked
      DialogResult = ::DialogResult::Cancel;     // so close the dialog
    return;
  }
 
  // Get stars limits
  int starsLower = lowerStarsLimits->SelectedItem == nullptr ?
                   lowerStarsLimit :
                   Int32::Parse(lowerStarsLimits->SelectedItem->ToString());

  int starsUpper = upperStarsLimits->SelectedItem == nullptr ?
                   upperStarsLimit :
                   Int32::Parse(upperStarsLimits->SelectedItem->ToString());

  if(starsUpper - starsLower < 1)                // Check for an adequate range
  {
    result = MessageBox::Show(this,              // Range insufficient so
           "Upper stars limit: "+starsUpper +    // so display message box
           "  Lower stars limit: "+ starsLower+
           "\nUpper stars limit must be at least 1 greater that the lower limit."+
           "\nTry Again.",
           "Limits Invalid",
           MessageBoxButtons::OKCancel,
           MessageBoxIcon::Error);
    if(result == ::DialogResult::OK)             // If message box OK clicked
      DialogResult = ::DialogResult::None;       // prevent dialog from closing
    else                                         // Message box Cancel clicked
      DialogResult = ::DialogResult::Cancel;     // so close the dialog
  }
  // Store the new limits
  lowerValuesLimit = valuesLower;
  upperValuesLimit = valuesUpper;
  lowerStarsLimit = starsLower;
  upperStarsLimit = starsUpper;
           }
public:

  // Disables controls for selecting upper limits
  void SetLowerEnabled(void)
  {
    upperValuesLimits->Enabled = false;
    upperStarsLimits->Enabled = false;
    lowerValuesLimits->Enabled = true;
    lowerStarsLimits->Enabled = true;
  }

  // Disables controls for selecting lower limits
  void SetUpperEnabled(void)
  {
    upperValuesLimits->Enabled = true;
    upperStarsLimits->Enabled = true;
    lowerValuesLimits->Enabled = false;
    lowerStarsLimits->Enabled = false;
  }
};
}