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authorTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-11-08 12:31:36 -0600
committerTimothy Pearson <kb9vqf@pearsoncomputing.net>2011-11-08 12:31:36 -0600
commitd796c9dd933ab96ec83b9a634feedd5d32e1ba3f (patch)
tree6e3dcca4f77e20ec8966c666aac7c35bd4704053 /src/widgets/qtoolbar.cpp
downloadtqt3-d796c9dd933ab96ec83b9a634feedd5d32e1ba3f.tar.gz
tqt3-d796c9dd933ab96ec83b9a634feedd5d32e1ba3f.zip
Test conversion to TQt3 from Qt3 8c6fc1f8e35fd264dd01c582ca5e7549b32ab731
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diff --git a/src/widgets/qtoolbar.cpp b/src/widgets/qtoolbar.cpp
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+/****************************************************************************
+**
+** Implementation of TQToolBar class
+**
+** Created : 980315
+**
+** Copyright (C) 1992-2008 Trolltech ASA. All rights reserved.
+**
+** This file is part of the widgets module of the TQt GUI Toolkit.
+**
+** This file may be used under the terms of the GNU General
+** Public License versions 2.0 or 3.0 as published by the Free
+** Software Foundation and appearing in the files LICENSE.GPL2
+** and LICENSE.GPL3 included in the packaging of this file.
+** Alternatively you may (at your option) use any later version
+** of the GNU General Public License if such license has been
+** publicly approved by Trolltech ASA (or its successors, if any)
+** and the KDE Free TQt Foundation.
+**
+** Please review the following information to ensure GNU General
+** Public Licensing retquirements will be met:
+** http://trolltech.com/products/qt/licenses/licensing/opensource/.
+** If you are unsure which license is appropriate for your use, please
+** review the following information:
+** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
+** or contact the sales department at sales@trolltech.com.
+**
+** This file may be used under the terms of the Q Public License as
+** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
+** included in the packaging of this file. Licensees holding valid TQt
+** Commercial licenses may use this file in accordance with the TQt
+** Commercial License Agreement provided with the Software.
+**
+** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
+** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
+** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
+** herein.
+**
+**********************************************************************/
+
+#include "qtoolbar.h"
+#ifndef QT_NO_TOOLBAR
+
+#include "qmainwindow.h"
+#include "qtooltip.h"
+#include "qcursor.h"
+#include "qlayout.h"
+#include "qframe.h"
+#include "qobjectlist.h"
+#include "qpainter.h"
+#include "qdrawutil.h"
+#include "qtoolbutton.h"
+#include "qpopupmenu.h"
+#include "qcombobox.h"
+#include "qtimer.h"
+#include "qwidgetlist.h"
+#include "qstyle.h"
+
+static const char * const arrow_v_xpm[] = {
+ "7 9 3 1",
+ " c None",
+ ". c #000000",
+ "+ c none",
+ ".+++++.",
+ "..+++..",
+ "+..+..+",
+ "++...++",
+ ".++.++.",
+ "..+++..",
+ "+..+..+",
+ "++...++",
+ "+++.+++"};
+
+static const char * const arrow_h_xpm[] = {
+ "9 7 3 1",
+ " c None",
+ ". c #000000",
+ "+ c none",
+ "..++..+++",
+ "+..++..++",
+ "++..++..+",
+ "+++..++..",
+ "++..++..+",
+ "+..++..++",
+ "..++..+++"};
+
+class TQToolBarExtensionWidget;
+
+class TQToolBarPrivate
+{
+public:
+ TQToolBarPrivate() : moving( FALSE ) {
+ }
+
+ bool moving;
+ TQToolBarExtensionWidget *extension;
+ TQPopupMenu *extensionPopup;
+};
+
+
+class TQToolBarSeparator : public TQWidget
+{
+ Q_OBJECT
+public:
+ TQToolBarSeparator( Orientation, TQToolBar *parent, const char* name=0 );
+
+ TQSize sizeHint() const;
+ Orientation orientation() const { return orient; }
+public slots:
+ void setOrientation( Orientation );
+protected:
+ void styleChange( TQStyle& );
+ void paintEvent( TQPaintEvent * );
+
+private:
+ Orientation orient;
+};
+
+class TQToolBarExtensionWidget : public TQWidget
+{
+ Q_OBJECT
+
+public:
+ TQToolBarExtensionWidget( TQWidget *w );
+ void setOrientation( Orientation o );
+ TQToolButton *button() const { return tb; }
+
+protected:
+ void resizeEvent( TQResizeEvent *e ) {
+ TQWidget::resizeEvent( e );
+ layOut();
+ }
+
+private:
+ void layOut();
+ TQToolButton *tb;
+ Orientation orient;
+
+};
+
+TQToolBarExtensionWidget::TQToolBarExtensionWidget( TQWidget *w )
+ : TQWidget( w, "qt_dockwidget_internal" )
+{
+ tb = new TQToolButton( this, "qt_toolbar_ext_button" );
+ tb->setAutoRaise( TRUE );
+ setOrientation( Horizontal );
+}
+
+void TQToolBarExtensionWidget::setOrientation( Orientation o )
+{
+ orient = o;
+ if ( orient == Horizontal )
+ tb->setPixmap( TQPixmap( (const char **)arrow_h_xpm ) );
+ else
+ tb->setPixmap( TQPixmap( (const char **)arrow_v_xpm ) );
+ layOut();
+}
+
+void TQToolBarExtensionWidget::layOut()
+{
+ tb->setGeometry( 2, 2, width() - 4, height() - 4 );
+}
+
+TQToolBarSeparator::TQToolBarSeparator(Orientation o , TQToolBar *parent,
+ const char* name )
+ : TQWidget( parent, name )
+{
+ connect( parent, SIGNAL(orientationChanged(Orientation)),
+ this, SLOT(setOrientation(Orientation)) );
+ setOrientation( o );
+ setBackgroundMode( parent->backgroundMode() );
+ setBackgroundOrigin( ParentOrigin );
+ setSizePolicy( TQSizePolicy( TQSizePolicy::Minimum, TQSizePolicy::Minimum ) );
+}
+
+
+
+void TQToolBarSeparator::setOrientation( Orientation o )
+{
+ orient = o;
+}
+
+void TQToolBarSeparator::styleChange( TQStyle& )
+{
+ setOrientation( orient );
+}
+
+TQSize TQToolBarSeparator::sizeHint() const
+{
+ int extent = style().pixelMetric( TQStyle::PM_DockWindowSeparatorExtent,
+ this );
+ if ( orient == Horizontal )
+ return TQSize( extent, 0 );
+ else
+ return TQSize( 0, extent );
+}
+
+void TQToolBarSeparator::paintEvent( TQPaintEvent * )
+{
+ TQPainter p( this );
+ TQStyle::SFlags flags = TQStyle::Style_Default;
+
+ if ( orientation() == Horizontal )
+ flags |= TQStyle::Style_Horizontal;
+
+ style().drawPrimitive( TQStyle::PE_DockWindowSeparator, &p, rect(),
+ colorGroup(), flags );
+}
+
+#include "qtoolbar.moc"
+
+
+/*!
+ \class TQToolBar qtoolbar.h
+ \brief The TQToolBar class provides a movable panel containing
+ widgets such as tool buttons.
+
+ \ingroup application
+ \mainclass
+
+ A toolbar is a panel that contains a set of controls, usually
+ represented by small icons. It's purpose is to provide tquick
+ access to frequently used commands or options. Within a
+ TQMainWindow the user can drag toolbars within and between the
+ \link TQDockArea dock areas\endlink. Toolbars can also be dragged
+ out of any dock area to float freely as top-level windows.
+
+ TQToolBar is a specialization of TQDockWindow, and so provides all
+ the functionality of a TQDockWindow.
+
+ To use TQToolBar you simply create a TQToolBar as a child of a
+ TQMainWindow, create a number of TQToolButton widgets (or other
+ widgets) in left to right (or top to bottom) order and call
+ addSeparator() when you want a separator. When a toolbar is
+ floated the caption used is the label given in the constructor
+ call. This can be changed with setLabel().
+
+ \quotefile action/application.cpp
+ \skipto new TQToolBar
+ \printuntil fileSaveAction
+
+ This extract from the \l application/application.cpp example shows
+ the creation of a new toolbar as a child of a TQMainWindow and
+ adding two TQActions.
+
+ You may use most widgets within a toolbar, with TQToolButton and
+ TQComboBox being the most common.
+
+ If you create a new widget on an already visible TQToolBar, this
+ widget will automatically become visible without needing a show()
+ call. (This differs from every other TQt widget container. We
+ recommend calling show() anyway since we hope to fix this anomaly
+ in a future release.)
+
+ TQToolBars, like TQDockWindows, are located in \l{TQDockArea}s or
+ float as top-level windows. TQMainWindow provides four TQDockAreas
+ (top, left, right and bottom). When you create a new toolbar (as
+ in the example above) as a child of a TQMainWindow the toolbar will
+ be added to the top dock area. You can move it to another dock
+ area (or float it) by calling TQMainWindow::moveDockWindow(). TQDock
+ areas lay out their windows in \link qdockarea.html#lines
+ Lines\endlink.
+
+ If the main window is resized so that the area occupied by the
+ toolbar is too small to show all its widgets a little arrow button
+ (which looks like a right-pointing chevron, '&#187;') will appear
+ at the right or bottom of the toolbar depending on its
+ orientation. Clicking this button pops up a menu that shows the
+ 'overflowing' items. TQToolButtons are represented in the menu using
+ their textLabel property, other TQButton subclasses are represented
+ using their text property, and TQComboBoxes are represented as submenus,
+ with the caption text being used in the submenu item.
+
+ Usually a toolbar will get precisely the space it needs. However,
+ with setHorizontalStretchable(), setVerticalStretchable() or
+ setStretchableWidget() you can tell the main window to expand the
+ toolbar to fill all available space in the specified orientation.
+
+ The toolbar arranges its buttons either horizontally or vertically
+ (see orientation() for details). Generally, TQDockArea will set the
+ orientation correctly for you, but you can set it yourself with
+ setOrientation() and track any changes by connecting to the
+ orientationChanged() signal.
+
+ You can use the clear() method to remove all items from a toolbar.
+
+ \img qdockwindow.png Toolbar (dock window)
+ \caption A floating TQToolbar (dock window)
+
+ \sa TQToolButton TQMainWindow \link http://www.iarchitect.com/visual.htm Parts of Isys on Visual Design\endlink \link guibooks.html#fowler GUI Design Handbook: Tool Bar\endlink.
+*/
+
+/*!
+ \fn TQToolBar::TQToolBar( const TQString &label,
+ TQMainWindow *, ToolBarDock = Top,
+ bool newLine = FALSE, const char * name = 0 );
+ \obsolete
+*/
+
+/*!
+ Constructs an empty toolbar.
+
+ The toolbar is called \a name and is a child of \a parent and is
+ managed by \a parent. It is initially located in dock area \a dock
+ and is labeled \a label. If \a newLine is TRUE the toolbar will be
+ placed on a new line in the dock area.
+*/
+
+TQToolBar::TQToolBar( const TQString &label,
+ TQMainWindow * parent, TQMainWindow::ToolBarDock dock,
+ bool newLine, const char * name )
+ : TQDockWindow( InDock, parent, name, 0, TRUE )
+{
+ mw = parent;
+ init();
+
+ if ( parent )
+ parent->addToolBar( this, label, dock, newLine );
+}
+
+
+/*!
+ Constructs an empty horizontal toolbar.
+
+ The toolbar is called \a name and is a child of \a parent and is
+ managed by \a mainWindow. The \a label and \a newLine parameters
+ are passed straight to TQMainWindow::addDockWindow(). \a name and
+ the widget flags \a f are passed on to the TQDockWindow constructor.
+
+ Use this constructor if you want to create torn-off (undocked,
+ floating) toolbars or toolbars in the \link TQStatusBar status
+ bar\endlink.
+*/
+
+TQToolBar::TQToolBar( const TQString &label, TQMainWindow * mainWindow,
+ TQWidget * parent, bool newLine, const char * name,
+ WFlags f )
+ : TQDockWindow( InDock, parent, name, f, TRUE )
+{
+ mw = mainWindow;
+ init();
+
+ clearWFlags( WType_Dialog | WStyle_Customize | WStyle_NoBorder );
+ reparent( parent, TQPoint( 0, 0 ), FALSE );
+
+ if ( mainWindow )
+ mainWindow->addToolBar( this, label, TQMainWindow::DockUnmanaged, newLine );
+}
+
+
+/*!
+ \overload
+
+ Constructs an empty toolbar called \a name, with parent \a parent,
+ in its \a parent's top dock area, without any label and without
+ retquiring a newline.
+*/
+
+TQToolBar::TQToolBar( TQMainWindow * parent, const char * name )
+ : TQDockWindow( InDock, parent, name, 0, TRUE )
+{
+ mw = parent;
+ init();
+
+ if ( parent )
+ parent->addToolBar( this, TQString::null, TQMainWindow::DockTop );
+}
+
+/*!
+ \internal
+
+ Common initialization code. Retquires that \c mw and \c o are set.
+ Does not call TQMainWindow::addDockWindow().
+*/
+void TQToolBar::init()
+{
+ d = new TQToolBarPrivate;
+ d->extension = 0;
+ d->extensionPopup = 0;
+ sw = 0;
+
+ setBackgroundMode( PaletteButton);
+ setFocusPolicy( NoFocus );
+ setFrameStyle( TQFrame::ToolBarPanel | TQFrame::Raised);
+ boxLayout()->setSpacing(style().pixelMetric(TQStyle::PM_ToolBarItemSpacing));
+}
+
+/*!
+ \reimp
+*/
+
+TQToolBar::~TQToolBar()
+{
+ delete d;
+ d = 0;
+}
+
+/*!
+ \reimp
+*/
+
+void TQToolBar::setOrientation( Orientation o )
+{
+ TQDockWindow::setOrientation( o );
+ if (d->extension)
+ d->extension->setOrientation( o );
+ TQObjectList *childs = queryList( "TQToolBarSeparator" );
+ if ( childs ) {
+ TQObject *ob = 0;
+ for ( ob = childs->first(); ob; ob = childs->next() ) {
+ TQToolBarSeparator* w = (TQToolBarSeparator*)ob;
+ w->setOrientation( o );
+ }
+ }
+ delete childs;
+}
+
+/*!
+ Adds a separator to the right/bottom of the toolbar.
+*/
+
+void TQToolBar::addSeparator()
+{
+ (void) new TQToolBarSeparator( orientation(), this, "toolbar separator" );
+}
+
+/*!
+ \reimp
+*/
+
+void TQToolBar::styleChange( TQStyle& )
+{
+ TQObjectList *childs = queryList( "TQWidget" );
+ if ( childs ) {
+ TQObject *ob = 0;
+ for ( ob = childs->first(); ob; ob = childs->next() ) {
+ TQWidget *w = (TQWidget*)ob;
+ if ( ::qt_cast<TQToolButton*>(w) || ::qt_cast<TQToolBarSeparator*>(w) )
+ w->setStyle( &style() );
+ }
+ }
+ delete childs;
+ boxLayout()->setSpacing(style().pixelMetric(TQStyle::PM_ToolBarItemSpacing));
+}
+
+/*!
+ \reimp.
+*/
+
+void TQToolBar::show()
+{
+ TQDockWindow::show();
+ if ( mw )
+ mw->triggerLayout( FALSE );
+ checkForExtension( size() );
+}
+
+
+/*!
+ \reimp
+*/
+
+void TQToolBar::hide()
+{
+ TQDockWindow::hide();
+ if ( mw )
+ mw->triggerLayout( FALSE );
+}
+
+/*!
+ Returns a pointer to the TQMainWindow which manages this toolbar.
+*/
+
+TQMainWindow * TQToolBar::mainWindow() const
+{
+ return mw;
+}
+
+
+/*!
+ Sets the widget \a w to be expanded if this toolbar is requested
+ to stretch.
+
+ The request to stretch might occur because TQMainWindow
+ right-justifies the dock area the toolbar is in, or because this
+ toolbar's isVerticalStretchable() or isHorizontalStretchable() is
+ set to TRUE.
+
+ If you call this function and the toolbar is not yet stretchable,
+ setStretchable() is called.
+
+ \sa TQMainWindow::setRightJustification(), setVerticalStretchable(),
+ setHorizontalStretchable()
+*/
+
+void TQToolBar::setStretchableWidget( TQWidget * w )
+{
+ sw = w;
+ boxLayout()->setStretchFactor( w, 1 );
+
+ if ( !isHorizontalStretchable() && !isVerticalStretchable() ) {
+ if ( orientation() == Horizontal )
+ setHorizontalStretchable( TRUE );
+ else
+ setVerticalStretchable( TRUE );
+ }
+}
+
+
+/*!
+ \reimp
+*/
+
+bool TQToolBar::event( TQEvent * e )
+{
+ bool r = TQDockWindow::event( e );
+ // After the event filters have dealt with it, do our stuff.
+ if ( e->type() == TQEvent::ChildInserted ) {
+ TQObject * child = ((TQChildEvent*)e)->child();
+ if ( child && child->isWidgetType() && !((TQWidget*)child)->isTopLevel()
+ && child->parent() == this
+ && qstrcmp("qt_dockwidget_internal", child->name()) != 0 ) {
+ boxLayout()->addWidget( (TQWidget*)child );
+ if ( isVisible() ) {
+ if ( ((TQWidget*)child)->testWState( WState_CreatedHidden ) )
+ ((TQWidget*)child)->show();
+ checkForExtension( size() );
+ }
+ }
+ if ( child && child->isWidgetType() && ((TQWidget*)child) == sw )
+ boxLayout()->setStretchFactor( (TQWidget*)child, 1 );
+ } else if ( e->type() == TQEvent::Show ) {
+ layout()->activate();
+ } else if ( e->type() == TQEvent::LayoutHint && place() == OutsideDock ) {
+ adjustSize();
+ }
+ return r;
+}
+
+
+/*!
+ \property TQToolBar::label
+ \brief the toolbar's label.
+
+ If the toolbar is floated the label becomes the toolbar window's
+ caption. There is no default label text.
+*/
+
+void TQToolBar::setLabel( const TQString & label )
+{
+ l = label;
+ setCaption( l );
+}
+
+TQString TQToolBar::label() const
+{
+ return l;
+}
+
+
+/*!
+ Deletes all the toolbar's child widgets.
+*/
+
+void TQToolBar::clear()
+{
+ if ( !children() )
+ return;
+ TQObjectListIt it( *children() );
+ TQObject * obj;
+ while( (obj=it.current()) != 0 ) {
+ ++it;
+ if ( obj->isWidgetType() &&
+ qstrcmp( "qt_dockwidget_internal", obj->name() ) != 0 )
+ delete obj;
+ }
+}
+
+/*!
+ \reimp
+*/
+
+TQSize TQToolBar::minimumSize() const
+{
+ if ( orientation() == Horizontal )
+ return TQSize( 0, TQDockWindow::minimumSize().height() );
+ return TQSize( TQDockWindow::minimumSize().width(), 0 );
+}
+
+/*!
+ \reimp
+*/
+
+TQSize TQToolBar::minimumSizeHint() const
+{
+ if ( orientation() == Horizontal )
+ return TQSize( 0, TQDockWindow::minimumSizeHint().height() );
+ return TQSize( TQDockWindow::minimumSizeHint().width(), 0 );
+}
+
+void TQToolBar::createPopup()
+{
+ if (!d->extensionPopup) {
+ d->extensionPopup = new TQPopupMenu( this, "qt_dockwidget_internal" );
+ connect( d->extensionPopup, SIGNAL( aboutToShow() ), this, SLOT( createPopup() ) );
+ }
+
+ if (!d->extension) {
+ d->extension = new TQToolBarExtensionWidget( this );
+ d->extension->setOrientation(orientation());
+ d->extension->button()->setPopup( d->extensionPopup );
+ d->extension->button()->setPopupDelay( -1 );
+ }
+
+ d->extensionPopup->clear();
+ // clear doesn't delete submenus, so do this explicitly
+ TQObjectList *childlist = d->extensionPopup->queryList( "TQPopupMenu", 0, FALSE, TRUE );
+ childlist->setAutoDelete(TRUE);
+ delete childlist;
+
+ childlist = queryList( "TQWidget", 0, FALSE, TRUE );
+ TQObjectListIt it( *childlist );
+ bool hide = FALSE;
+ bool doHide = FALSE;
+ int id;
+ while ( it.current() ) {
+ int j = 2;
+ if ( !it.current()->isWidgetType() || it.current() == d->extension->button() ||
+ qstrcmp( "qt_dockwidget_internal", it.current()->name() ) == 0 ) {
+ ++it;
+ continue;
+ }
+ TQWidget *w = (TQWidget*)it.current();
+#ifndef QT_NO_COMBOBOX
+ if ( ::qt_cast<TQComboBox*>(w) )
+ j = 1;
+#endif
+ hide = FALSE;
+ TQPoint p = w->parentWidget()->mapTo( this, w->geometry().bottomRight() );
+ if ( orientation() == Horizontal ) {
+ if ( p.x() > ( doHide ? width() - d->extension->width() / j : width() ) )
+ hide = TRUE;
+ } else {
+ if ( p.y() > ( doHide ? height()- d->extension->height() / j : height() ) )
+ hide = TRUE;
+ }
+ if ( hide && w->isVisible() ) {
+ doHide = TRUE;
+ if ( ::qt_cast<TQToolButton*>(w) ) {
+ TQToolButton *b = (TQToolButton*)w;
+ TQString s = b->textLabel();
+ if ( s.isEmpty() )
+ s = b->text();
+ if ( b->popup() && b->popupDelay() <= 0 )
+ id = d->extensionPopup->insertItem( b->iconSet(), s, b->popup() );
+ else
+ id = d->extensionPopup->insertItem( b->iconSet(), s, b, SLOT( emulateClick() ) ) ;
+ if ( b->isToggleButton() )
+ d->extensionPopup->setItemChecked( id, b->isOn() );
+ if ( !b->isEnabled() )
+ d->extensionPopup->setItemEnabled( id, FALSE );
+ } else if ( ::qt_cast<TQButton*>(w) ) {
+ TQButton *b = (TQButton*)w;
+ TQString s = b->text();
+ if ( s.isEmpty() )
+ s = "";
+ if ( b->pixmap() )
+ id = d->extensionPopup->insertItem( *b->pixmap(), s, b, SLOT( emulateClick() ) );
+ else
+ id = d->extensionPopup->insertItem( s, b, SLOT( emulateClick() ) );
+ if ( b->isToggleButton() )
+ d->extensionPopup->setItemChecked( id, b->isOn() );
+ if ( !b->isEnabled() )
+ d->extensionPopup->setItemEnabled( id, FALSE );
+#ifndef QT_NO_COMBOBOX
+ } else if ( ::qt_cast<TQComboBox*>(w) ) {
+ TQComboBox *c = (TQComboBox*)w;
+ if ( c->count() != 0 ) {
+#ifndef QT_NO_WIDGET_TOPEXTRA
+ TQString s = c->caption();
+#else
+ TQString s;
+#endif
+ if ( s.isEmpty() )
+ s = c->currentText();
+ uint maxItems = 0;
+ TQPopupMenu *cp = new TQPopupMenu(d->extensionPopup);
+ cp->setEnabled(c->isEnabled());
+ d->extensionPopup->insertItem( s, cp );
+ connect( cp, SIGNAL( activated(int) ), c, SLOT( internalActivate(int) ) );
+ for ( int i = 0; i < c->count(); ++i ) {
+ TQString tmp = c->text( i );
+ cp->insertItem( tmp, i );
+ if ( c->currentText() == tmp )
+ cp->setItemChecked( i, TRUE );
+ if ( !maxItems ) {
+ if ( cp->count() == 10 ) {
+ int h = cp->sizeHint().height();
+ maxItems = TQApplication::desktop()->height() * 10 / h;
+ }
+ } else if ( cp->count() >= maxItems - 1 ) {
+ TQPopupMenu* sp = new TQPopupMenu(d->extensionPopup);
+ cp->insertItem( tr( "More..." ), sp );
+ cp = sp;
+ connect( cp, SIGNAL( activated(int) ), c, SLOT( internalActivate(int) ) );
+ }
+ }
+ }
+#endif //QT_NO_COMBOBOX
+ }
+ }
+ ++it;
+ }
+ delete childlist;
+}
+
+
+/*!
+ \reimp
+*/
+
+void TQToolBar::resizeEvent( TQResizeEvent *e )
+{
+ checkForExtension( e->size() );
+}
+
+void TQToolBar::checkForExtension( const TQSize &sz )
+{
+ if (!isVisible())
+ return;
+
+ bool tooSmall;
+ if ( orientation() == Horizontal )
+ tooSmall = sz.width() < sizeHint().width();
+ else
+ tooSmall = sz.height() < sizeHint().height();
+
+ if ( tooSmall ) {
+ createPopup();
+ if ( d->extensionPopup->count() ) {
+ if ( orientation() == Horizontal )
+ d->extension->setGeometry( width() - 20, 1, 20, height() - 2 );
+ else
+ d->extension->setGeometry( 1, height() - 20, width() - 2, 20 );
+ d->extension->show();
+ d->extension->raise();
+ } else {
+ delete d->extension;
+ d->extension = 0;
+ delete d->extensionPopup;
+ d->extensionPopup = 0;
+ }
+ } else {
+ delete d->extension;
+ d->extension = 0;
+ delete d->extensionPopup;
+ d->extensionPopup = 0;
+ }
+}
+
+
+/*!
+ \reimp
+*/
+
+void TQToolBar::setMinimumSize( int, int )
+{
+}
+
+/* from chaunsee:
+
+1. Tool Bars should contain only high-frequency functions. Avoid putting
+things like About and Exit on a tool bar unless they are frequent functions.
+
+2. All tool bar buttons must have some keyboard access method (it can be a
+menu or shortcut key or a function in a dialog box that can be accessed
+through the keyboard).
+
+3. Make tool bar functions as efficient as possible (the common example is to
+Print in Microsoft applications, it doesn't bring up the Print dialog box, it
+prints immediately to the default printer).
+
+4. Avoid turning tool bars into graphical menu bars. To me, a tool bar should
+be efficient. Once you make almost all the items in a tool bar into graphical
+pull-down menus, you start to lose efficiency.
+
+5. Make sure that adjacent icons are distinctive. There are some tool bars
+where you see a group of 4-5 icons that represent related functions, but they
+are so similar that you can't differentiate among them. These tool bars are
+often a poor attempt at a "common visual language".
+
+6. Use any de facto standard icons of your platform (for windows use the
+cut, copy and paste icons provided in dev kits rather than designing your
+own).
+
+7. Avoid putting a highly destructive tool bar button (delete database) by a
+safe, high-frequency button (Find) -- this will yield 1-0ff errors).
+
+8. Tooltips in many Microsoft products simply reiterate the menu text even
+when that is not explanatory. Consider making your tooltips slightly more
+verbose and explanatory than the corresponding menu item.
+
+9. Keep the tool bar as stable as possible when you click on different
+objects. Consider disabling tool bar buttons if they are used in most, but not
+all contexts.
+
+10. If you have multiple tool bars (like the Microsoft MMC snap-ins have),
+put the most stable tool bar to at the left with less stable ones to the
+right. This arrangement (stable to less stable) makes the tool bar somewhat
+more predictable.
+
+11. Keep a single tool bar to fewer than 20 items divided into 4-7 groups of
+items.
+*/
+#endif