Changing QIcon size in QStandardItemModel -

-

i trying make qtableview/qstandarditemmodel arbitrary sized qicons. in mwe below, have changed height of row using delegate. can't figure out how make use larger icon size in larger row. appreciated. note rows can same height long can set height. example, how make icons 50x50 in example below.

#include <qtgui>  #include "test.h" ////////////////////////////////////////////////////////////////////////// // test.h file: //#include <qtgui> // //class mainwindow : public qmainwindow { //  q_object // //  public: //  mainwindow(qwidget *parent = 0); //};  class itemdelegate : public qitemdelegate { public:   itemdelegate() {}   qsize sizehint ( const qstyleoptionviewitem &, const qmodelindex & ) const { return qsize(50,50);    } };  mainwindow::mainwindow(qwidget *parent) : qmainwindow(parent) {    qimage iconimage(100, 100, qimage::format_rgb32);   iconimage.fill(0xf08080);    const int array_height = 2;   const int array_width  = 2;    qstandarditemmodel *model = new qstandarditemmodel( array_height, array_width );    model->setheaderdata( 1, qt::horizontal, qstring("icon") );   model->setheaderdata( 2, qt::horizontal, qstring("text") );    (int yy=0; yy < array_height; yy++ ) { qstandarditem *newiconitem = new qstandarditem; newiconitem->seticon( qpixmap::fromimage( iconimage ) ); model->setitem( yy, 0, newiconitem );  qstandarditem *newtypeitem = new qstandarditem( qstring("foo") ); model->setitem( yy, 1, newtypeitem );   }    qtableview *table = new qtableview;    itemdelegate *delegate = new itemdelegate();    table->setmodel(model);   table->setitemdelegate(delegate);    table->setselectionmode(qabstractitemview::singleselection);   table->setselectionbehavior(qabstractitemview::selectrows);   table->verticalheader()->setvisible(false);   table->verticalscrollbar()->setvisible(false);    table->resizerowstocontents();   table->resizecolumnstocontents();    qheaderview *headerview = table->horizontalheader();   headerview->setstretchlastsection(true);    setcentralwidget( table ); }  int main( int argc, char *argv[] ) {    qapplication app(argc, argv);   mainwindow win;    win.show();    return app.exec(); }


Comments

Post a Comment

Popular posts from this blog

c# - SelectList with Dictionary, add values to the Dictionary after it's assigned to SelectList -

-
i have following code - dictionary<string, string> mydict = new dictionary<string, string>(); mydict.add("keya", "valuea"); mydict.add("keyb", "valueb"); ienumerable<selectlistitem> myselectlist = new selectlist(mydict, "key", "value") further down in program, want add values mydict . possible? if yes, how? want - myselectlist.mydict.add("keyc", "valuec"); if you're wanting add items mydict, possible, , changes reflected in of myselectlist 's enumerations long changes made before enumeration (e.g. using .tolist() ) generated. as worked example: dictionary<string, string> mydict = new dictionary<string, string>(); mydict.add("keya", "valuea"); mydict.add("keyb", "valueb"); ienumerable<selectlistitem> myselectlist = new selectlist(mydict, "key", "value...
Read more

how can i manage url using .htaccess in php? -

-
i want manage url of website right showing me www.computermall.co.in/product_details.php?prdid=34 but want www.computermall.co.in/product_details/34 how can it? i have tried this options +followsymlinks -multiviews rewriteengine on rewritebase /computermall # uri-path directly the_request variable rewritecond %{the_request} ^(get|head)\s/(.*)\.php [nc] # strip extension , redirect permanently rewriterule .* /%2 [r=301,l,nc] rewritecond %{request_filename} !-f rewritecond %{request_filename} !-d rewritecond %{request_uri} !\.php [nc] # map internally original resource rewriterule ^(.*)$ $1.php [l,qsa] try this: rewriteengine on rewriterule ^product_details/prdid/([^/]*)$ /product_details?prdid=$1 [l] edit: removed leading slash
Read more

ios - I get the error Property '...' not found on object of type '...' -

-
appdelegate.h #import <uikit/uikit.h> @interface appdelegate : uiresponder <uiapplicationdelegate> @property (strong, nonatomic) uiwindow *window; @end appdelegate.m #import "appdelegate.h" #import "firstviewcontroller.h" #import "secondviewcontroller.h" @implementation appdelegate - (bool)application:(uiapplication *)application didfinishlaunchingwithoptions: goes on normal app.......... @end firstviewcontroller.h #import <uikit/uikit.h> @interface firstviewcontroller : uiviewcontroller @property (strong, nonatomic) iboutlet uiimageview *bground; - (ibaction)settingspressed:(id)sender; - (ibaction)startpressed:(id)sender; @end @class secondviewcontroller; @interface secondviewcontroller : uiviewcontroller @property(strong,nonatomic)secondviewcontroller *secondviewcontroller; @end firstviewcontroller.m #import "firstviewcontroller.h" @interface firstviewcontroller () @end @implement...
Read more