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author | tpearson <tpearson@283d02a7-25f6-0310-bc7c-ecb5cbfe19da> | 2011-06-26 00:41:16 +0000 |
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committer | tpearson <tpearson@283d02a7-25f6-0310-bc7c-ecb5cbfe19da> | 2011-06-26 00:41:16 +0000 |
commit | 698569f8428ca088f764d704034a1330517b98c0 (patch) | |
tree | bf45be6946ebbbee9cce5a5bcf838f4c952d87e6 /chalk/ui/squeezedcombobox.cpp | |
parent | 2785103a6bd4de55bd26d79e34d0fdd4b329a73a (diff) | |
download | koffice-698569f8428ca088f764d704034a1330517b98c0.tar.gz koffice-698569f8428ca088f764d704034a1330517b98c0.zip |
Finish rebranding of Krita as Chalk
git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/koffice@1238363 283d02a7-25f6-0310-bc7c-ecb5cbfe19da
Diffstat (limited to 'chalk/ui/squeezedcombobox.cpp')
-rw-r--r-- | chalk/ui/squeezedcombobox.cpp | 167 |
1 files changed, 167 insertions, 0 deletions
diff --git a/chalk/ui/squeezedcombobox.cpp b/chalk/ui/squeezedcombobox.cpp new file mode 100644 index 00000000..96929450 --- /dev/null +++ b/chalk/ui/squeezedcombobox.cpp @@ -0,0 +1,167 @@ +/* ============================================================ + * Author: Tom Albers <[email protected]> + * Date : 2005-01-01 + * Description : + * + * Copyright 2005 by Tom Albers + * + * This program is free software; you can redistribute it + * and/or modify it under the terms of the GNU General + * Public License as published by the Free Software Foundation; + * either version 2, or (at your option) + * any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * ============================================================ */ + +/** @file squeezedcombobox.cpp */ + +// TQt includes. + +#include <tqlistbox.h> +#include <tqcombobox.h> +#include <tqpair.h> +#include <tqtimer.h> +#include <tqvaluelist.h> +#include <tqstyle.h> +#include <tqapplication.h> +#include <tqtooltip.h> + +// Local includes. + +#include "squeezedcombobox.h" + +SqueezedComboBoxTip::SqueezedComboBoxTip( TQWidget * tqparent, SqueezedComboBox* name ) + : TQToolTip( tqparent ) +{ + m_originalWidget = name; +} + +void SqueezedComboBoxTip::maybeTip( const TQPoint &pos ) +{ + TQListBox* listBox = m_originalWidget->listBox(); + if (!listBox) + return; + + TQListBoxItem* selectedItem = listBox->itemAt( pos ); + if (selectedItem) + { + TQRect positionToolTip = listBox->tqitemRect( selectedItem ); + TQString toolTipText = m_originalWidget->itemHighlighted(); + if (!toolTipText.isNull()) + tip(positionToolTip, toolTipText); + } +} + +SqueezedComboBox::SqueezedComboBox( TQWidget *tqparent, const char *name ) + : TQComboBox( tqparent, name ) +{ + setMinimumWidth(100); + m_timer = new TQTimer(this); + m_tooltip = new SqueezedComboBoxTip( listBox()->viewport(), this ); + + connect(m_timer, TQT_SIGNAL(timeout()), + TQT_SLOT(slotTimeOut())); + connect(this, TQT_SIGNAL(activated( int )), + TQT_SLOT(slotUpdateToolTip( int ))); +} + +SqueezedComboBox::~SqueezedComboBox() +{ + delete m_tooltip; + delete m_timer; +} + +bool SqueezedComboBox::tqcontains( const TQString& _text ) const +{ + if ( _text.isEmpty() ) + return false; + + const int itemCount = count(); + for (int i = 0; i < itemCount; ++i ) + { + if ( text(i) == _text ) + return true; + } + return false; +} + +TQSize SqueezedComboBox::tqsizeHint() const +{ + constPolish(); + TQFontMetrics fm = fontMetrics(); + + int maxW = count() ? 18 : 7 * fm.width(TQChar('x')) + 18; + int maxH = TQMAX( fm.lineSpacing(), 14 ) + 2; + + return tqstyle().tqsizeFromContents(TQStyle::CT_ComboBox, this, + TQSize(maxW, maxH)). + expandedTo(TQApplication::globalStrut()); +} + +void SqueezedComboBox::insertSqueezedItem(const TQString& newItem, int index) +{ + m_originalItems[index] = newItem; + insertItem( squeezeText(newItem), index ); + + // if this is the first item, set the tooltip. + if (index == 0) + slotUpdateToolTip(0); +} + +void SqueezedComboBox::resizeEvent ( TQResizeEvent * ) +{ + m_timer->start(200, true); +} + +void SqueezedComboBox::slotTimeOut() +{ + TQMapIterator<int,TQString> it; + for (it = m_originalItems.begin() ; it != m_originalItems.end(); + ++it) + { + changeItem( squeezeText( it.data() ), it.key() ); + } +} + +TQString SqueezedComboBox::squeezeText( const TQString& original) +{ + // not the complete widgetSize is usable. Need to compensate for that. + int widgetSize = width()-30; + TQFontMetrics fm( fontMetrics() ); + + // If we can fit the full text, return that. + if (fm.width(original) < widgetSize) + return(original); + + // We need to squeeze. + TQString sqItem = original; // prevent empty return value; + widgetSize = widgetSize-fm.width("..."); + for (uint i = 0 ; i != original.length(); ++i) + { + if ( (int)fm.width(original.right(i)) > widgetSize) + { + sqItem = TQString("..." + original.right(--i)); + break; + } + } + return sqItem; +} + +void SqueezedComboBox::slotUpdateToolTip( int index ) +{ + TQToolTip::remove(this); + TQToolTip::add(this, m_originalItems[index]); +} + +TQString SqueezedComboBox::itemHighlighted() +{ + int curItem = this->listBox()->currentItem(); + return m_originalItems[curItem]; +} + +#include "squeezedcombobox.moc" |