[Qt-interest] Can't change the Icon size in the HeadView of QTableView!

[Ramesh]

Ya,
Through delegate u return the size,
Take a look at delegate here

http://qt-articles.blogspot.com/2010/07/how-to-customize-listview-in-qt-usin
g.html

here, steps of how to make delegates and how to return size for the
delegates are given.
Hope it might be helpful for u


-----Original Message-----
From: bob [mailto:bob.li at i-soft.com.cn]
Sent: Wednesday, August 25, 2010 12:31 PM
To: Ramesh
Cc: qt-interest at trolltech.com
Subject: Re: [Qt-interest] Can't change the Icon size in the HeadView of
QTableView!

>
> The icon size is depending on the items icon you insert, i.e
> QStandardItem* pi = new QStandardItem(QIcon("./channel.png"), "hello");
>
>
The changel.png's size is 128*128, but in the QHeadView, it's very small
and can't be changed,
Why QHeadView->setIconSize() can't work, but QTableView->setIconSize()
can work?

> Or another option is, use the delegate to return the icon size for your
> listview.
>
>
I don't familiar with delegate , but i will try it.

Thanks!

Bob
> -----Original Message-----
> From: qt-interest-bounces at trolltech.com
> [mailto:qt-interest-bounces at trolltech.com] On Behalf Of bob
> Sent: Wednesday, August 25, 2010 11:55 AM
> To: qt-interest at trolltech.com
> Subject: [Qt-interest] Can't change the Icon size in the HeadView of
> QTableView!
>
> Hi, All,
>
> When i use QTableView, find can't change the icon size in the HeadView
> of it. The core part of code as follow:
>
> QTableView *pv = new QTableView();
> QStandardItemModel* pm = new QStandardItemModel();
> QStandardItem* pi = new QStandardItem(QIcon("./channel.png"), "hello");
> //the size of png file is 128*128
> pm->setHorizontalHeaderItem(0, pi);
> pv->setModel(pm);
> pv->setGeometry(100, 50, 400, 200);
> pv->setParent(this);
> QHeaderView *ph = pv->horizontalHeader();
> ph->setFixedHeight(80);
> ph->setIconSize(QSize(40,40));
>
> I try to change the size of ph->setIconSize(QSize(40,40)); ,but the size
> of icon don't do any change, why?
>
> BTW:the version is qt-everywhere-opensource-src 4.6.2
>
> Best Regards
>
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