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tdelibs/tdeui/tdetoolbarbutton.cpp

787 lines
20 KiB

/* This file is part of the KDE libraries
Copyright (C) 1997, 1998 Stephan Kulow (coolo@kde.org)
(C) 1997, 1998 Mark Donohoe (donohoe@kde.org)
(C) 1997, 1998 Sven Radej (radej@kde.org)
(C) 1997, 1998 Matthias Ettrich (ettrich@kde.org)
(C) 1999 Chris Schlaeger (cs@kde.org)
(C) 1999 Kurt Granroth (granroth@kde.org)
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License version 2 as published by the Free Software Foundation.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public License
along with this library; see the file COPYING.LIB. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include <config.h>
#include <string.h>
#include "tdetoolbarbutton.h"
#include "tdetoolbar.h"
#include <tqstyle.h>
#include <tqimage.h>
#include <tqtimer.h>
#include <tqdrawutil.h>
#include <tqtooltip.h>
#include <tqbitmap.h>
#include <tqpopupmenu.h>
#include <tqcursor.h>
#include <tqpainter.h>
#include <tqlayout.h>
#include <tdeapplication.h>
#include <kdebug.h>
#include <tdeglobal.h>
#include <tdeglobalsettings.h>
#include <kiconeffect.h>
#include <kiconloader.h>
// needed to get our instance
#include <tdemainwindow.h>
template class TQIntDict<TDEToolBarButton>;
class TDEToolBarButtonPrivate
{
public:
TDEToolBarButtonPrivate();
~TDEToolBarButtonPrivate();
int m_id;
bool m_buttonDown;
bool m_noStyle;
bool m_isSeparator;
bool m_isRadio;
bool m_highlight;
bool m_isRaised;
bool m_isActive;
TQString m_iconName;
TDEToolBar *m_parent;
TDEToolBar::IconText m_iconText;
int m_iconSize;
TQSize size;
TQPoint m_mousePressPos;
TDEInstance *m_instance;
};
TDEToolBarButtonPrivate::TDEToolBarButtonPrivate()
{
m_buttonDown = false;
m_noStyle = false;
m_isSeparator = false;
m_isRadio = false;
m_highlight = false;
m_isRaised = false;
m_isActive = false;
m_iconName = TQString::null;
m_iconText = TDEToolBar::IconOnly;
m_iconSize = 0;
m_parent = 0;
m_instance = TDEGlobal::instance();
}
TDEToolBarButtonPrivate::~TDEToolBarButtonPrivate()
{
//
}
// This will construct a separator
TDEToolBarButton::TDEToolBarButton( TQWidget *_parent, const char *_name )
: TQToolButton( _parent , _name)
{
d = new TDEToolBarButtonPrivate();
resize(6,6);
hide();
d->m_isSeparator = true;
}
TDEToolBarButton::TDEToolBarButton( const TQString& _icon, int _id,
TQWidget *_parent, const char *_name,
const TQString &_txt, TDEInstance *_instance )
: TQToolButton( _parent, _name ), d( 0 )
{
d = new TDEToolBarButtonPrivate();
d->m_id = _id;
TQToolButton::setTextLabel(_txt);
d->m_instance = _instance;
d->m_parent = tqt_dynamic_cast<TDEToolBar*>(_parent);
if (d->m_parent) {
connect(d->m_parent, TQT_SIGNAL( modechange() ),
this, TQT_SLOT( modeChange() ));
}
setFocusPolicy( TQ_NoFocus );
// connect all of our slots and start trapping events
connect(this, TQT_SIGNAL( clicked() ),
this, TQT_SLOT( slotClicked() ) );
connect(this, TQT_SIGNAL( pressed() ),
this, TQT_SLOT( slotPressed() ) );
connect(this, TQT_SIGNAL( released() ),
this, TQT_SLOT( slotReleased() ) );
installEventFilter(this);
d->m_iconName = _icon;
// do our initial setup
modeChange();
}
TDEToolBarButton::TDEToolBarButton( const TQPixmap& pixmap, int _id,
TQWidget *_parent, const char *name,
const TQString& txt)
: TQToolButton( _parent, name ), d( 0 )
{
d = new TDEToolBarButtonPrivate();
d->m_id = _id;
TQToolButton::setTextLabel(txt);
d->m_parent = tqt_dynamic_cast<TDEToolBar*>(_parent);
if (d->m_parent) {
connect(d->m_parent, TQT_SIGNAL( modechange() ),
this, TQT_SLOT( modeChange() ));
}
setFocusPolicy( TQ_NoFocus );
// connect all of our slots and start trapping events
connect(this, TQT_SIGNAL( clicked() ),
this, TQT_SLOT( slotClicked() ));
connect(this, TQT_SIGNAL( pressed() ),
this, TQT_SLOT( slotPressed() ));
connect(this, TQT_SIGNAL( released() ),
this, TQT_SLOT( slotReleased() ));
installEventFilter(this);
// set our pixmap and do our initial setup
setIconSet( TQIconSet( pixmap ));
modeChange();
}
TDEToolBarButton::~TDEToolBarButton()
{
delete d; d = 0;
}
void TDEToolBarButton::modeChange()
{
TQSize mysize;
// grab a few global variables for use in this function and others
if (d->m_parent) {
d->m_highlight = d->m_parent->highlight();
d->m_iconText = d->m_parent->iconText();
d->m_iconSize = d->m_parent->iconSize();
}
if (!d->m_iconName.isNull())
setIcon(d->m_iconName);
// we'll start with the size of our pixmap
int pix_width = d->m_iconSize;
if ( d->m_iconSize == 0 ) {
if (d->m_parent && !strcmp(d->m_parent->name(), "mainToolBar"))
pix_width = IconSize( TDEIcon::MainToolbar );
else
pix_width = IconSize( TDEIcon::Toolbar );
}
int pix_height = pix_width;
int text_height = 0;
int text_width = 0;
TQToolTip::remove(this);
if (d->m_iconText != TDEToolBar::IconOnly)
{
// okay, we have to deal with fonts. let's get our information now
TQFont tmp_font = TDEGlobalSettings::toolBarFont();
// now parse out our font sizes from our chosen font
TQFontMetrics fm(tmp_font);
text_height = fm.lineSpacing();
text_width = fm.width(textLabel());
// none of the other modes want tooltips
}
else
{
TQToolTip::add(this, textLabel());
}
switch (d->m_iconText)
{
case TDEToolBar::IconOnly:
mysize = TQSize(pix_width, pix_height);
break;
case TDEToolBar::IconTextRight:
mysize = TQSize(pix_width + text_width + 4, pix_height);
break;
case TDEToolBar::TextOnly:
mysize = TQSize(text_width + 4, text_height);
break;
case TDEToolBar::IconTextBottom:
mysize = TQSize((text_width + 4 > pix_width) ? text_width + 4 : pix_width, pix_height + text_height);
break;
default:
break;
}
mysize = style().tqsizeFromContents(TQStyle::CT_ToolButton, this, mysize).
expandedTo(TQApplication::globalStrut());
// make sure that this isn't taller then it is wide
if (mysize.height() > mysize.width())
mysize.setWidth(mysize.height());
d->size = mysize;
updateGeometry();
}
void TDEToolBarButton::setTextLabel( const TQString& text, bool tipToo)
{
if (text.isNull())
return;
TQString txt(text);
if (txt.endsWith(TQString::fromLatin1("...")))
txt.truncate(txt.length() - 3);
TQToolButton::setTextLabel(txt, tipToo);
update();
}
void TDEToolBarButton::setText( const TQString& text)
{
setTextLabel(text, true);
modeChange();
}
void TDEToolBarButton::setIcon( const TQString &icon )
{
d->m_iconName = icon;
if (d->m_parent)
d->m_iconSize = d->m_parent->iconSize();
// TQObject::name() return "const char *" instead of TQString.
if (d->m_parent && !strcmp(d->m_parent->name(), "mainToolBar"))
TQToolButton::setIconSet( d->m_instance->iconLoader()->loadIconSet(
d->m_iconName, TDEIcon::MainToolbar, d->m_iconSize ));
else
TQToolButton::setIconSet( d->m_instance->iconLoader()->loadIconSet(
d->m_iconName, TDEIcon::Toolbar, d->m_iconSize ));
}
void TDEToolBarButton::setIconSet( const TQIconSet &iconset )
{
TQToolButton::setIconSet( iconset );
}
// remove?
void TDEToolBarButton::setPixmap( const TQPixmap &pixmap )
{
if( pixmap.isNull()) // called by TQToolButton
{
TQToolButton::setPixmap( pixmap );
return;
}
TQIconSet set = iconSet();
set.setPixmap( pixmap, TQIconSet::Automatic, TQIconSet::Active );
TQToolButton::setIconSet( set );
}
void TDEToolBarButton::setDefaultPixmap( const TQPixmap &pixmap )
{
TQIconSet set = iconSet();
set.setPixmap( pixmap, TQIconSet::Automatic, TQIconSet::Normal );
TQToolButton::setIconSet( set );
}
void TDEToolBarButton::setDisabledPixmap( const TQPixmap &pixmap )
{
TQIconSet set = iconSet();
set.setPixmap( pixmap, TQIconSet::Automatic, TQIconSet::Disabled );
TQToolButton::setIconSet( set );
}
void TDEToolBarButton::setDefaultIcon( const TQString& icon )
{
TQIconSet set = iconSet();
TQPixmap pm;
if (d->m_parent && !strcmp(d->m_parent->name(), "mainToolBar"))
pm = d->m_instance->iconLoader()->loadIcon( icon, TDEIcon::MainToolbar,
d->m_iconSize );
else
pm = d->m_instance->iconLoader()->loadIcon( icon, TDEIcon::Toolbar,
d->m_iconSize );
set.setPixmap( pm, TQIconSet::Automatic, TQIconSet::Normal );
TQToolButton::setIconSet( set );
}
void TDEToolBarButton::setDisabledIcon( const TQString& icon )
{
TQIconSet set = iconSet();
TQPixmap pm;
if (d->m_parent && !strcmp(d->m_parent->name(), "mainToolBar"))
pm = d->m_instance->iconLoader()->loadIcon( icon, TDEIcon::MainToolbar,
d->m_iconSize );
else
pm = d->m_instance->iconLoader()->loadIcon( icon, TDEIcon::Toolbar,
d->m_iconSize );
set.setPixmap( pm, TQIconSet::Automatic, TQIconSet::Disabled );
TQToolButton::setIconSet( set );
}
TQPopupMenu *TDEToolBarButton::popup()
{
// obsolete
// KDE4: remove me
return TQToolButton::popup();
}
void TDEToolBarButton::setPopup(TQPopupMenu *p, bool)
{
TQToolButton::setPopup(p);
TQToolButton::setPopupDelay(-1);
}
void TDEToolBarButton::setDelayedPopup (TQPopupMenu *p, bool)
{
TQToolButton::setPopup(p);
TQToolButton::setPopupDelay(TQApplication::startDragTime());
}
void TDEToolBarButton::leaveEvent(TQEvent *)
{
if( d->m_isRaised || d->m_isActive )
{
d->m_isRaised = false;
d->m_isActive = false;
repaint(false);
}
emit highlighted(d->m_id, false);
}
void TDEToolBarButton::enterEvent(TQEvent *)
{
if (d->m_highlight)
{
if (isEnabled())
{
d->m_isActive = true;
if (!isToggleButton())
d->m_isRaised = true;
}
else
{
d->m_isRaised = false;
d->m_isActive = false;
}
repaint(false);
}
emit highlighted(d->m_id, true);
}
bool TDEToolBarButton::eventFilter(TQObject *o, TQEvent *ev)
{
if (TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(this))
{
// Popup the menu when the left mousebutton is pressed and the mouse
// is moved by a small distance.
if (TQToolButton::popup())
{
if (ev->type() == TQEvent::MouseButtonPress)
{
TQMouseEvent* mev = TQT_TQMOUSEEVENT(ev);
d->m_mousePressPos = mev->pos();
}
else if (ev->type() == TQEvent::MouseMove)
{
TQMouseEvent* mev = TQT_TQMOUSEEVENT(ev);
if ((mev->pos() - d->m_mousePressPos).manhattanLength()
> TDEGlobalSettings::dndEventDelay())
{
openPopup();
return true;
}
}
}
if (d->m_isRadio &&
(ev->type() == TQEvent::MouseButtonPress ||
ev->type() == TQEvent::MouseButtonRelease ||
ev->type() == TQEvent::MouseButtonDblClick) && isOn())
return true;
// From Kai-Uwe Sattler <kus@iti.CS.Uni-Magdeburg.De>
if (ev->type() == TQEvent::MouseButtonDblClick)
{
emit doubleClicked(d->m_id);
return false;
}
}
return TQToolButton::eventFilter(o, ev);
}
void TDEToolBarButton::mousePressEvent( TQMouseEvent * e )
{
d->m_buttonDown = true;
if ( e->button() == Qt::MidButton )
{
// Get TQToolButton to show the button being down while pressed
TQMouseEvent ev( TQEvent::MouseButtonPress, e->pos(), e->globalPos(), Qt::LeftButton, e->state() );
TQToolButton::mousePressEvent(&ev);
return;
}
TQToolButton::mousePressEvent(e);
}
void TDEToolBarButton::mouseReleaseEvent( TQMouseEvent * e )
{
TQt::ButtonState state = TQt::ButtonState(e->button() | (e->state() & KeyButtonMask));
if ( e->button() == Qt::MidButton )
{
TQMouseEvent ev( TQEvent::MouseButtonRelease, e->pos(), e->globalPos(), Qt::LeftButton, e->state() );
TQToolButton::mouseReleaseEvent(&ev);
}
else
TQToolButton::mouseReleaseEvent(e);
if ( !d->m_buttonDown )
return;
d->m_buttonDown = false;
if ( hitButton( e->pos() ) )
emit buttonClicked( d->m_id, state );
}
void TDEToolBarButton::drawButton( TQPainter *_painter )
{
TQStyle::SFlags flags = TQStyle::Style_Default;
TQStyle::SCFlags active = TQStyle::SC_None;
if (isDown()) {
flags |= TQStyle::Style_Down;
active |= TQStyle::SC_ToolButton;
}
if (isEnabled()) flags |= TQStyle::Style_Enabled;
if (isOn()) flags |= TQStyle::Style_On;
if (isEnabled() && hasMouse()) flags |= TQStyle::Style_Raised;
if (hasFocus()) flags |= TQStyle::Style_HasFocus;
// Draw a styled toolbutton
style().drawComplexControl(TQStyle::CC_ToolButton, _painter, this, rect(),
colorGroup(), flags, TQStyle::SC_ToolButton, active, TQStyleOption());
int dx, dy;
TQFont tmp_font(TDEGlobalSettings::toolBarFont());
TQFontMetrics fm(tmp_font);
TQRect textRect;
int textFlags = 0;
if (d->m_iconText == TDEToolBar::IconOnly) // icon only
{
TQPixmap pixmap = iconSet().pixmap( TQIconSet::Automatic,
isEnabled() ? (d->m_isActive ? TQIconSet::Active : TQIconSet::Normal) :
TQIconSet::Disabled,
isOn() ? TQIconSet::On : TQIconSet::Off );
if( !pixmap.isNull())
{
dx = ( width() - pixmap.width() ) / 2;
dy = ( height() - pixmap.height() ) / 2;
if ( isDown() && style().styleHint(TQStyle::SH_GUIStyle) == WindowsStyle )
{
++dx;
++dy;
}
_painter->drawPixmap( dx, dy, pixmap );
}
}
else if (d->m_iconText == TDEToolBar::IconTextRight) // icon and text (if any)
{
TQPixmap pixmap = iconSet().pixmap( TQIconSet::Automatic,
isEnabled() ? (d->m_isActive ? TQIconSet::Active : TQIconSet::Normal) :
TQIconSet::Disabled,
isOn() ? TQIconSet::On : TQIconSet::Off );
if( !pixmap.isNull())
{
dx = 4;
dy = ( height() - pixmap.height() ) / 2;
if ( isDown() && style().styleHint(TQStyle::SH_GUIStyle) == WindowsStyle )
{
++dx;
++dy;
}
_painter->drawPixmap( dx, dy, pixmap );
}
if (!textLabel().isNull())
{
textFlags = AlignVCenter|AlignLeft;
if (!pixmap.isNull())
dx = 4 + pixmap.width() + 2;
else
dx = 4;
dy = 0;
if ( isDown() && style().styleHint(TQStyle::SH_GUIStyle) == WindowsStyle )
{
++dx;
++dy;
}
textRect = TQRect(dx, dy, width()-dx, height());
}
}
else if (d->m_iconText == TDEToolBar::TextOnly)
{
if (!textLabel().isNull())
{
textFlags = AlignVCenter|AlignLeft;
dx = (width() - fm.width(textLabel())) / 2;
dy = (height() - fm.lineSpacing()) / 2;
if ( isDown() && style().styleHint(TQStyle::SH_GUIStyle) == WindowsStyle )
{
++dx;
++dy;
}
textRect = TQRect( dx, dy, fm.width(textLabel()), fm.lineSpacing() );
}
}
else if (d->m_iconText == TDEToolBar::IconTextBottom)
{
TQPixmap pixmap = iconSet().pixmap( TQIconSet::Automatic,
isEnabled() ? (d->m_isActive ? TQIconSet::Active : TQIconSet::Normal) :
TQIconSet::Disabled,
isOn() ? TQIconSet::On : TQIconSet::Off );
if( !pixmap.isNull())
{
dx = (width() - pixmap.width()) / 2;
dy = (height() - fm.lineSpacing() - pixmap.height()) / 2;
if ( isDown() && style().styleHint(TQStyle::SH_GUIStyle) == WindowsStyle )
{
++dx;
++dy;
}
_painter->drawPixmap( dx, dy, pixmap );
}
if (!textLabel().isNull())
{
textFlags = AlignBottom|AlignHCenter;
dx = (width() - fm.width(textLabel())) / 2;
dy = height() - fm.lineSpacing() - 4;
if ( isDown() && style().styleHint(TQStyle::SH_GUIStyle) == WindowsStyle )
{
++dx;
++dy;
}
textRect = TQRect( dx, dy, fm.width(textLabel()), fm.lineSpacing() );
}
}
// Draw the text at the position given by textRect, and using textFlags
if (!textLabel().isNull() && !textRect.isNull())
{
_painter->setFont(TDEGlobalSettings::toolBarFont());
if (!isEnabled())
_painter->setPen(palette().disabled().dark());
else if(d->m_isRaised)
_painter->setPen(TDEGlobalSettings::toolBarHighlightColor());
else
_painter->setPen( colorGroup().buttonText() );
_painter->drawText(textRect, textFlags, textLabel());
}
if (TQToolButton::popup())
{
TQStyle::SFlags arrowFlags = TQStyle::Style_Default;
if (isDown()) arrowFlags |= TQStyle::Style_Down;
if (isEnabled()) arrowFlags |= TQStyle::Style_Enabled;
style().tqdrawPrimitive(TQStyle::PE_ArrowDown, _painter,
TQRect(width()-7, height()-7, 7, 7), colorGroup(),
arrowFlags, TQStyleOption() );
}
}
void TDEToolBarButton::paletteChange(const TQPalette &)
{
if(!d->m_isSeparator)
{
modeChange();
repaint(false); // no need to delete it first therefore only false
}
}
bool TDEToolBarButton::event(TQEvent *e)
{
if (e->type() == TQEvent::ParentFontChange || e->type() == TQEvent::ApplicationFontChange)
{
//If we use toolbar text, apply the settings again, to relayout...
if (d->m_iconText != TDEToolBar::IconOnly)
modeChange();
return true;
}
return TQToolButton::event(e);
}
void TDEToolBarButton::showMenu()
{
// obsolete
// KDE4: remove me
}
void TDEToolBarButton::slotDelayTimeout()
{
// obsolete
// KDE4: remove me
}
void TDEToolBarButton::slotClicked()
{
emit clicked( d->m_id );
// emit buttonClicked when the button was clicked while being in an extension popupmenu
if ( d->m_parent && !d->m_parent->rect().contains( geometry().center() ) ) {
ButtonState state = TDEApplication::keyboardMouseState();
if ( ( state & Qt::MouseButtonMask ) == Qt::NoButton )
state = ButtonState( Qt::LeftButton | state );
emit buttonClicked( d->m_id, state ); // Doesn't work with MidButton
}
}
void TDEToolBarButton::slotPressed()
{
emit pressed( d->m_id );
}
void TDEToolBarButton::slotReleased()
{
emit released( d->m_id );
}
void TDEToolBarButton::slotToggled()
{
emit toggled( d->m_id );
}
void TDEToolBarButton::setNoStyle(bool no_style)
{
d->m_noStyle = no_style;
modeChange();
d->m_iconText = TDEToolBar::IconTextRight;
repaint(false);
}
void TDEToolBarButton::setRadio (bool f)
{
if ( d )
d->m_isRadio = f;
}
void TDEToolBarButton::on(bool flag)
{
if(isToggleButton())
setOn(flag);
else
{
setDown(flag);
leaveEvent((TQEvent *) 0);
}
repaint();
}
void TDEToolBarButton::toggle()
{
setOn(!isOn());
repaint();
}
void TDEToolBarButton::setToggle(bool flag)
{
setToggleButton(flag);
if (flag)
connect(this, TQT_SIGNAL(toggled(bool)), this, TQT_SLOT(slotToggled()));
else
disconnect(this, TQT_SIGNAL(toggled(bool)), this, TQT_SLOT(slotToggled()));
}
TQSize TDEToolBarButton::sizeHint() const
{
return d->size;
}
TQSize TDEToolBarButton::minimumSizeHint() const
{
return d->size;
}
TQSize TDEToolBarButton::minimumSize() const
{
return d->size;
}
bool TDEToolBarButton::isRaised() const
{
return d->m_isRaised;
}
bool TDEToolBarButton::isActive() const
{
return d->m_isActive;
}
int TDEToolBarButton::iconTextMode() const
{
return static_cast<int>( d->m_iconText );
}
int TDEToolBarButton::id() const
{
return d->m_id;
}
// TDEToolBarButtonList
TDEToolBarButtonList::TDEToolBarButtonList()
{
setAutoDelete(false);
}
void TDEToolBarButton::virtual_hook( int, void* )
{ /*BASE::virtual_hook( id, data );*/ }
#include "tdetoolbarbutton.moc"