C# උදව්වක් ඕනේ මචන්ලා.....

Alpha_Pack

Junior member
  • Aug 28, 2013
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    C# උදව්වක් ඕනේ මචන්ලා.....

    මචන්ලා මට මේ SelectedIndexChanged event එක ලියන්න ඔනේ thawa text box එකක value ekak වෙනස් වෙන්න.
    අනේ මචන්ලා පුලුවන් නම් උදව්වක් දෙන්නකෝ


    mehemai mage system eke combo box ekak thiyena user name ekak wenas kalama ethna thiyena label eke ,eyata adala id ekath wenas wenna one.
    ane machnla c# dnna ekek help ekak dnnakoo :(:(
     

    moonrock

    Member
    Sep 1, 2013
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    0
    private void ComboBox1_SelectedIndexChanged(object sender,
    System.EventArgs e)
    {

    ComboBox comboBox = (ComboBox) sender;
    string selectedUserName = (string) ComboBox1.SelectedItem;
    lblUsername.txt = selectedUserName;

    }
     

    Alpha_Pack

    Junior member
  • Aug 28, 2013
    89
    7
    18
    private void ComboBox1_SelectedIndexChanged(object sender,
    System.EventArgs e)
    {

    ComboBox comboBox = (ComboBox) sender;
    string selectedUserName = (string) ComboBox1.SelectedItem;
    lblUsername.txt = selectedUserName;

    }

    na machn mehema neme....
     

    moonrock

    Member
    Sep 1, 2013
    3,024
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    0
    එහෙනම් හරියට විස්තර කරපන් කෝ. උබ කියලා තියෙන විදියට තමයි මම ගැහුවේ. ඔය code එකෙන් වෙන්නේ ComboBox එකේ මොකක් හරි select කරපු ගමන් ඒකේ තියෙන නම Label එකකට යන එකයි. එහෙම නෙවෙයිද ඕනේ?
     

    smother

    Well-known member
  • Jan 27, 2009
    19,902
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    Six Feet Under
    තොට මොකක්ද කරගන්න ඕනේ ? තේරෙන සිංහලෙන් දාපන් උදව් කරන්න පුළුවන්
     

    ManOfSteel

    Well-known member
  • Jan 4, 2013
    2,938
    3,007
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    Invalid
    first you need to load User data to comboBox,
    User Name AS DisplayMember & User Id As Value Member.
    In SelectedIndexChanged event:-

    lblUserID.Text=ComboBox1.SelectedValue.ToString();
     

    Xeroxeen

    Member
    May 20, 2013
    1,935
    73
    0
    ~Logical Address~
    simple case ekak ne ban.

    uba dataset ekakda use karanne.onna mama liwwa uba dataset ekak use karanawa kiyala hithagena code eka.mulinma dataset eke query function ekak liyanna combobox eken ganna value eka parameter eka widiyata pass kalama data retrieve wenna.mama methanadi function eka getId() kiyala hithanwa.dan code eka menna.anika combobox selection changed event eka visual studio wala auto ganna puluwanne.code karanna ona nahane okkoma.uba eka dannawa athi kiyala hithanawa.



    Code:
    private void comboBox1_SelectionChanged(object sender, SelectionChangedEventArgs e)
    {
    string info=combobox.Text();
    dataTableAdapter.dataTable dt=new dataTableAdapter.dataTable();
    string data=dt.getId(info);
    //methane ube label ekei,textbox ekei value set karanna.echcharai :D
    label.Text=data;
    textBox.Text=data;
    }
     

    NO_MeRcY

    Well-known member
  • Jun 14, 2010
    5,423
    449
    83
    Singapore
    mokakda ban oke thiyena amaruwa :oo:

    ube combo box eka double click kalama SelectedIndexChanged event eka enawa.
    eke athule comboBox1.SelectedItem.ToString() (comboBox1 kiyanne ube combo box eke id eka) . eka equal karala wade karapan. comboBox1.SelectedItem.ToString() ekata ena value eka ubata one method ekakata query ekakata pass karala return wena values ganin.

    sample code http://www.sendspace.com/file/y02kod
     

    shiwankaswe

    Well-known member
  • Apr 30, 2007
    7,560
    633
    113
    Colombo Sri Lanka
    private void ComboBox1_SelectedIndexChanged(object sender,
    System.EventArgs e)
    {

    ComboBox comboBox = (ComboBox) sender;
    string selectedUserName = (string) ComboBox1.SelectedItem;
    lblUsername.txt = selectedUserName;

    }

    string selectedUserName = ComboBox1.SelectedItem.Text;
     
    Last edited: