ios - Keyboard is not open on button click -

i want show keyboard when tap on button, case keyboard has accessory view , textfield. in short, want open keyboard accessory view textfield. right way it..?

i searched lot, none of solutions helped me achieve this. please me.

here code : viewcontroller.m

@interface viewcontroller () <uitextfielddelegate> {     uitextfield *txtnote; }  @implementation viewcontroller  - (void)viewdidload {     [super viewdidload];     uiview *accview = [self createaccessoryview];     [txtnote setinputaccessoryview:accview]; }  - (uiview *)createaccessoryview {     uiview *accessoryview = [[uiview alloc]initwithframe:cgrectmake(0, 0, self.view.frame.size.width, 45)];     [accessoryview setbackgroundcolor:[uicolor lightgraycolor]];     [accessoryview setautoresizingmask:uiviewautoresizingflexiblewidth | uiviewautoresizingflexibleleftmargin];      cgfloat x = self.view.frame.size.width-65;      txtnote = [[uitextfield alloc] initwithframe:cgrectmake(0, 5, x-5, 35)];     txtnote.delegate = self;     txtnote.font = [uifont systemfontofsize:is_ipad?20.0:14.0];     [accessoryview addsubview:txtnote];      uibutton *btnsave = [uibutton buttonwithtype:uibuttontypecustom];     btnsave.frame = cgrectmake(x, 5, 60, 35);     btnsave.layer.cornerradius = 5.0f;     btnsave.clipstobounds = true;     btnsave.titlelabel.font = [uifont systemfontofsize:18.0f];     [btnsave settitle:@"save" forstate:uicontrolstatenormal];     [btnsave setbackgroundcolor:[uicolor blackcolor]];     [btnsave settitlecolor:[uicolor whitecolor] forstate:uicontrolstatenormal];     [btnsave addtarget:self action:@selector(donewithnumberpad:) forcontrolevents:uicontroleventtouchupinside];     [btnsave setautoresizingmask:uiviewautoresizingflexiblewidth | uiviewautoresizingflexibleleftmargin];     [accessoryview addsubview:btnsave];      return accessoryview; }  - (ibaction)addnote:(uibutton *)button {     // on click, want show keyboard.     [txtnote becomefirstresponder]; }  - (ibaction)donewithnumberpad:(id)sender {     [txtnote resignfirstresponder]; } 

hope helps you..i getting accessory view keyboard on button click:

  #import "viewcontroller.h"     @interface viewcontroller ()<uitextfielddelegate>{       uitextfield *txtnote;       uiview *accessoryview ;     }   @end   @implementation viewcontroller   - (void)viewdidload  {    [super viewdidload];    // call create accessoryview    [self createaccessoryview];  }   - (uiview *)createaccessoryview    {      accessoryview = [[uiview alloc]initwithframe:cgrectmake(0, 100, 200, 45)];      [accessoryview setbackgroundcolor:[uicolor lightgraycolor]];     accessoryview.userinteractionenabled = yes;      //assign dynamic frame values     txtnote = [[uitextfield alloc] initwithframe:cgrectmake(20, 5, 100, 35)];   txtnote.delegate = self;   txtnote.backgroundcolor = [uicolor greencolor];   txtnote.userinteractionenabled =yes;   txtnote.keyboardappearance = uikeyboardappearancedefault;   txtnote.font = [uifont systemfontofsize:is_ipad?20.0:14.0];   [accessoryview addsubview:txtnote];    uibutton *btnsave = [uibutton buttonwithtype:uibuttontypecustom];   btnsave.frame = cgrectmake(200, 5, 60, 35);   btnsave.layer.cornerradius = 5.0f;    // btnsave.clipstobounds = true;    btnsave.titlelabel.font = [uifont systemfontofsize:18.0f];   [btnsave settitle:@"save" forstate:uicontrolstatenormal];   [btnsave setbackgroundcolor:[uicolor blackcolor]];   [btnsave settitlecolor:[uicolor whitecolor] forstate:uicontrolstatenormal];    [btnsave addtarget:self action:@selector(donewithnumberpad:) forcontrolevents:uicontroleventtouchupinside];   [btnsave setautoresizingmask:uiviewautoresizingflexiblewidth | uiviewautoresizingflexibleleftmargin];   [accessoryview addsubview:btnsave];    return accessoryview;  }    - (bool)textfieldshouldbeginediting:(uitextfield *)textfield    {        nslog(@"begin");        return yes;    }  //call accessory view keyboard button action   -(ibaction)addbu:(id)sender{      [txtnote becomefirstresponder];      [self.view addsubview:accessoryview];      }