SampleFieldPlugin

using System;

using System.Collections.Generic;

using System.Text;

using System.Windows.Forms;

using OASySDNA.Common;

using OASySDNA.ADE.ClientForms;

using OASySDNA.ADE.Controls;

using OASySDNA.Common.DAL.DBEditCommon;

namespace OASySDNA.ADE.SamplePlugIns

{

/// <summary>

/// Sample Field Plug In

/// </summary>

class SampleFieldPlugIn

{

Form form;

DataSetFieldCType thisField;

string args;

int firstChange = 0;

/// <summary>

/// Constructor

/// </summary>

public SampleFieldPlugIn()

{

}

/// <summary>

/// This is the method that is called for the field plug in.

/// </summary>

/// <param name="form">The ADERowEditForm that is currently being built </param>

/// <param name="currentSubGroup">The current sub group (the group box)</param>

/// <param name="currentSubSubGroup">The current sub sub group (can be null)</param>

/// <param name="currentItem">The current item</param>

/// <param name="argStr"></param>

public void AddRule(

ADERowEditForm form,

DataSetSubGroupCType currentSubGroup,

DataSetSubSubGroupCType currentSubSubGroup,

object currentItem,

string argStr)

{

//MessageBox.Show("SampleFieldPlugIn:AddRule " + argStr);

DNALog.WriteLog(DNALog.LogLevel.Verbose, "SampleFieldPlugIn:AddRule " + argStr);

this.form = form as ADEBaseEditForm;

this.args = argStr;

// These settings will determine the kind of item it is (field, button, or comment)

//

thisField = currentItem as DataSetFieldCType;

// If this is not a DataSetFieldCType, return

if (thisField == null)

{

return "";

}

// Field PlugIns are called once for each array.

// This is so the programmer can do one operation for the entire array or

// do an operation for each element.

// The example below, is doing an operation for each element in the array.

//

if (currentSubGroup.IsArray)

{

// Some arrays reserve the first few rows for other uses (aceconfig). Handle this.

int arrayStartIndex;

int maxIndexToDisplay;

DBEditCommon.GetArrayRangeToDisplay(currentSubGroup, out arrayStartIndex, out maxIndexToDisplay);

string arrayName = currentSubGroup.Name;

for (int i = arrayStartIndex; i < maxIndexToDisplay; i++)

{

// Build the name of the field in the db

string fieldName = ADEBaseEditForm.GetArrayFieldName(arrayName, i, thisField.Name);

if (AddChangedEventToControl(fieldName) == false)

return;

}

}

else

{

AddChangedEventToControl(thisField.Name);

}

}

private bool AddChangedEventToControl(string fieldName)

{

Control cntl = null;

cntl = ADEBaseEditForm.FindControl(form.Controls, fieldName, typeof(ADECheckBoxString));

if (cntl != null)

{

ADECheckBoxString cmb = cntl as ADECheckBoxString;

cmb.CheckedChanged += new EventHandler(item_Changed);

cmb.TextChanged += new EventHandler(item_Changed);

firstChange += 2;

return true;

}

cntl = ADEBaseEditForm.FindControl(form.Controls, fieldName, typeof(ADEComboBox));

if (cntl != null)

{

ADEComboBox cmb = cntl as ADEComboBox;

cmb.SelectedValueChanged += new EventHandler(item_Changed);

firstChange++;

return true;

}

cntl = ADEBaseEditForm.FindControl(form.Controls, fieldName, typeof(ADETextBoxButton));

if (cntl != null)

{

ADETextBoxButton tb = cntl as ADETextBoxButton;

tb.Changed += new ADETextBoxButton.ChangedEventHandler(item_Changed);

firstChange++;

return true;

}

// Note: Check for the basic types last as CheckBoxString has

// both a checkbox and a text box with the same name.

//

cntl = ADEBaseEditForm.FindControl(form.Controls, fieldName, typeof(CheckBox));

if (cntl != null)

{

CheckBox cmb = cntl as CheckBox;

cmb.CheckedChanged += new EventHandler(item_Changed);

firstChange++;

return true;

}

cntl = ADEBaseEditForm.FindControl(form.Controls, fieldName, typeof(TextBox));

if (cntl != null)

{

TextBox cmb = cntl as TextBox;

cmb.TextChanged += new EventHandler(item_Changed);

firstChange++;

return true;

}

MessageBox.Show("Could not find control for " + fieldName);

DNALog.WriteLog(DNALog.LogLevel.Always, "Controls for form");

ADEBaseEditForm.DumpControls(form.Controls, "");

return false;

}

private void item_Changed(object sender, EventArgs e)

{

// Ignore the first change due to the databind.

if (firstChange > 1)

{

firstChange--;

return;

}

string fieldName = thisField.Name;

Control ctl = sender as Control;

if (ctl != null)

{

fieldName = ctl.Name;

}

MessageBox.Show("item changed " + args + " for " + fieldName);

}

}

}