javascript - How Do I scroll into view on button click and show iframe at the same time? -

-

i have button when clicked show iframe, want scroll iframe when iframe loads after button cliked don't have scroll view iframe instead me. i've tried approach 

$(document).ready(function() {     $("#bpbutton").click(function() {     document.getelementbyid("iframe1").src="http://www.w3schools.com/jsref/prop_frame_src.asp";         $("#iframe1").slidedown();         document.getelementbyid("iframe1").scrollintoview();     }); });

but after click button shows iframe, have click again scroll view. can't seem both @ same time??


Comments

Post a Comment

Popular posts from this blog

c - ALSA programming: how to stop immediately -

-
i building audio app playback , stop features. function playaudio() playback, stopaudio() stop. expected file format wav. the main implementation of playaudio() below: playaudio() { ... ... int err = snd_pcm_open(&handle, "default", snd_pcm_stream_playback, 0); if ( err < 0 ) { printf("scm open failed: %s\n", snd_strerror(err)); exit(err); } while ( 0 < numofframes) { ... ... ssize_t frames = snd_pcm_writei(handle, &buffer[0], periodsize); ... ... } snd_pcm_drain(handle); snd_pcm_close(handle); } stopaudio() { snd_pcm_drop( m_handle ); } while audio playing back, program blocked @ line of snd_pcm_drain(handle); until playback completion. during period, expect stop audio play. action click stop button on ui , call snd_pcm_drop( m_handle ) finally. voice stopped, programm running still staying @ line of snd_pcm_drain(handle) untils several seconds later...
Read more

c++ - How call method from Qt GUI in background worker thread using QThread -

-
i'm trying add gui in qt code recieving data vrpn server. , need continuously send data server application , call action(method) in interface when receive information. but have problem endless cycle while (running) . found solution use qthread recieving data server, can't figure out how use method qt class in worker when recieve data server. i tried make worker way, i'm not sure, how call method class when recieve data server (or if it's @ possible/or exist better way): #include "worker.h" #include <iostream> #include "vrpn_analog.h" void vrpn_callback vrpn_analog_callback(void* user_data, vrpn_analogcb analog) { (int = 0; < analog.num_channel; i++) { if (analog.channel[i] > 0) { there want call method nextimage(), have in qt class mainwindow } } } // --- constructor --- worker::worker() { } // --- deconstructor --- worker::~worker() { } // --- process -...
Read more