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koffice/lib/kofficeui/tktoolbarbutton.cpp

533 lines
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/*
* Kivio - Visual Modelling and Flowcharting
* Copyright (C) 2000 theKompany.com
*
* 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
* of the License, 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.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include <tktoolbarbutton.h>
#include <tqtimer.h>
#include <tqtooltip.h>
#include <tqpopupmenu.h>
#include <tqcursor.h>
#include <tqpainter.h>
#include <tqdrawutil.h>
#include <tqstyle.h>
#include <tdeversion.h>
#include <kapplication.h>
#include <kiconeffect.h>
#include <kiconloader.h>
#include <kglobalsettings.h>
// Delay in ms before delayed popup pops up
#define POPUP_DELAY 500
class TKToolBarButton::TKToolBarButtonPrivate
{
public:
TKToolBarButtonPrivate()
{
m_iconMode = TK::IconOnly;
m_isPopup = false;
m_isToggle = false;
m_isOn = false;
m_isRaised = false;
m_autoRaised = true;
ignoreNextMousePress = false;
m_text = TQString();
m_iconName = TQString();
m_arrowPressed = false;
m_delayTimer = 0L;
m_popup = 0L;
m_disabledIconName = TQString();
m_defaultIconName = TQString();
m_instance = KGlobal::instance();
}
~TKToolBarButtonPrivate()
{
delete m_delayTimer;
m_delayTimer = 0;
}
bool m_isPopup;
bool m_isToggle;
bool m_isOn;
bool m_isRaised;
bool m_autoRaised;
bool m_arrowPressed;
bool ignoreNextMousePress;
TQString m_text;
TQString m_iconName;
TQString m_disabledIconName;
TQString m_defaultIconName;
TK::IconMode m_iconMode;
TQTimer *m_delayTimer;
TQPopupMenu *m_popup;
KInstance *m_instance;
};
TKToolBarButton::TKToolBarButton( const TQString& icon, const TQString& txt,
TQWidget* parent, const char* name,
KInstance *instance )
: TQToolButton(parent,name)
{
d = new TKToolBarButtonPrivate;
d->m_text = txt;
d->m_instance = instance;
setFocusPolicy( TQ_NoFocus );
connect(this, TQT_SIGNAL(clicked()), TQT_SLOT(slotClicked()) );
connect(this, TQT_SIGNAL(pressed()), TQT_SLOT(slotPressed()) );
connect(this, TQT_SIGNAL(released()), TQT_SLOT(slotReleased()) );
installEventFilter(this);
setIcon(icon);
modeChange();
}
TKToolBarButton::TKToolBarButton( const TQPixmap& pixmap, const TQString& txt, TQWidget* parent, const char* name )
: TQToolButton(parent,name )
{
d = new TKToolBarButtonPrivate;
d->m_text = txt;
setFocusPolicy( TQ_NoFocus );
connect(this, TQT_SIGNAL(clicked()), TQT_SLOT(slotClicked()) );
connect(this, TQT_SIGNAL(pressed()), TQT_SLOT(slotPressed()) );
connect(this, TQT_SIGNAL(released()), TQT_SLOT(slotReleased()) );
installEventFilter(this);
setPixmap(pixmap);
modeChange();
}
TKToolBarButton::~TKToolBarButton()
{
delete d;
}
TQString TKToolBarButton::text()
{
return d->m_text;
}
void TKToolBarButton::modeChange()
{
TQToolTip::add(this,d->m_text);
int border = 3;
int w = 2*border;
int h = 2*border;
if (pixmap()) {
w += pixmap()->width();
h = TQMAX(h,pixmap()->height()+2*border);
if (d->m_iconMode == TK::IconAndText && !d->m_text.isEmpty())
w += border;
}
if ((d->m_iconMode==TK::IconAndText||d->m_iconMode==TK::TextOnly) && !d->m_text.isEmpty())
{
TQFont tmp_font = KGlobalSettings::toolBarFont();
TQFontMetrics fm(tmp_font);
h = TQMAX(h,fm.lineSpacing()+2*border);
w += fm.width(d->m_text);
}
if (d->m_popup && !d->m_isToggle)
w += 11;
TQSize size(w,h);
setMinimumSize(size);
updateGeometry();
}
void TKToolBarButton::setEnabled( bool enabled )
{
if (isEnabled()==enabled)
return;
TQToolButton::setPixmap( (enabled ? defaultPixmap : disabledPixmap) );
TQToolButton::setEnabled( enabled );
}
void TKToolBarButton::setText( const TQString& text)
{
d->m_text = text;
tqrepaint(false);
}
void TKToolBarButton::setIcon( const TQString& icon )
{
d->m_iconName = icon;
int iconSize = 16;
setPixmap( BarIcon(icon, iconSize, KIcon::ActiveState, d->m_instance), false );
setDisabledPixmap( BarIcon(icon, iconSize, KIcon::DisabledState, d->m_instance) );
setDefaultPixmap( BarIcon(icon, iconSize, KIcon::DefaultState, d->m_instance) );
}
void TKToolBarButton::setDisabledIcon( const TQString &icon )
{
d->m_disabledIconName = icon;
int iconSize = 16;
setDisabledPixmap( BarIcon(icon, iconSize, KIcon::DisabledState, d->m_instance) );
}
void TKToolBarButton::setDefaultIcon( const TQString &icon )
{
d->m_defaultIconName = icon;
int iconSize = 16;
setDefaultPixmap( BarIcon(icon, iconSize, KIcon::DefaultState, d->m_instance) );
}
TQPixmap TKToolBarButton::getActivePixmap() const
{
return activePixmap;
}
void TKToolBarButton::setPixmap( const TQPixmap &pixmap )
{
setPixmap( pixmap, true );
}
void TKToolBarButton::setPixmap( const TQPixmap &pixmap, bool generate )
{
activePixmap = pixmap;
if ( generate )
{
makeDefaultPixmap();
makeDisabledPixmap();
}
else
{
if (defaultPixmap.isNull())
defaultPixmap = activePixmap;
if (disabledPixmap.isNull())
disabledPixmap = activePixmap;
}
TQToolButton::setPixmap( isEnabled() ? defaultPixmap : disabledPixmap );
}
void TKToolBarButton::setDefaultPixmap( const TQPixmap &pixmap )
{
defaultPixmap = pixmap;
TQToolButton::setPixmap( isEnabled() ? defaultPixmap : disabledPixmap );
}
void TKToolBarButton::setDisabledPixmap( const TQPixmap &pixmap )
{
disabledPixmap = pixmap;
TQToolButton::setPixmap( isEnabled() ? defaultPixmap : disabledPixmap );
}
void TKToolBarButton::setPopup(TQPopupMenu *p)
{
d->m_popup = p;
d->m_popup->setFont(KGlobalSettings::toolBarFont());
p->installEventFilter(this);
modeChange();
}
TQPopupMenu *TKToolBarButton::popup()
{
return d->m_popup;
}
void TKToolBarButton::setDelayedPopup (TQPopupMenu *p, bool toggle )
{
d->m_isPopup = true;
setToggle(toggle);
if (!d->m_delayTimer) {
d->m_delayTimer = new TQTimer(this);
connect(d->m_delayTimer, TQT_SIGNAL(timeout()), this, TQT_SLOT(slotDelayTimeout()));
}
setPopup(p);
}
void TKToolBarButton::setRaised(bool f)
{
d->m_isRaised = f;
tqrepaint(false);
}
void TKToolBarButton::setAutoRaised(bool f)
{
d->m_autoRaised = f;
}
void TKToolBarButton::leaveEvent(TQEvent *)
{
if (!d->m_isToggle && !(d->m_popup && d->m_popup->isVisible()) ) {
TQToolButton::setPixmap(isEnabled() ? defaultPixmap : disabledPixmap);
if (d->m_autoRaised)
setRaised(false);
}
}
void TKToolBarButton::enterEvent(TQEvent *)
{
if (!d->m_isToggle) {
if (isEnabled()) {
TQToolButton::setPixmap(activePixmap);
if (d->m_autoRaised)
setRaised(true);
} else {
TQToolButton::setPixmap(disabledPixmap);
}
tqrepaint(false);
}
}
bool TKToolBarButton::eventFilter(TQObject *o, TQEvent *ev)
{
if ( TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(this) )
if (ev->type() == TQEvent::MouseButtonPress && d->m_popup && d->m_isPopup ) {
if (!d->m_isToggle) {
d->m_arrowPressed = arrowPressed( mapFromGlobal(TQCursor::pos()) );
} else {
d->m_delayTimer->start(POPUP_DELAY);
}
}
if ( TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(d->m_popup)) {
switch (ev->type())
{
case TQEvent::Show:
on(true);
return false;
case TQEvent::Hide:
on(false);
setDown(false);
if ( !tqgeometry().contains(parentWidget()->mapFromGlobal(TQCursor::pos())) )
leaveEvent(0L);
return false;
break;
case TQEvent::MouseButtonPress: {
d->m_arrowPressed = arrowPressed( mapFromGlobal(TQCursor::pos()) );
d->ignoreNextMousePress = d->m_arrowPressed;
break;
}
default:
break;
}
}
return false;
}
void TKToolBarButton::drawButton( TQPainter* p )
{
#define DRAW_PIXMAP_AND_TEXT \
int x = 3;\
if (pixmap()) {\
tqstyle().drawItem( p, TQRect( x, 0, pixmap()->width(), height() ), AlignCenter, tqcolorGroup(), isEnabled(), pixmap(), TQString() );\
if (d->m_iconMode==TK::IconAndText && !d->m_text.isEmpty()) {\
x += pixmap()->width() + 3;\
}\
}\
if ((d->m_iconMode==TK::IconAndText||d->m_iconMode==TK::TextOnly) && !d->m_text.isEmpty()) {\
TQFontMetrics fm(KGlobalSettings::toolBarFont());\
tqstyle().drawItem( p, TQRect( x, 0, fm.width(d->m_text), height() ), AlignCenter, tqcolorGroup(), isEnabled(), 0, d->m_text );\
}
const char* arrow[] = {
"7 4 2 1",
"# c Black",
". c None",
"#######",
".#####.",
"..###..",
"...#..."};
TQPixmap arrow_pix(arrow);
bool f = d->m_isOn || isDown();
if (d->m_popup && !d->m_isToggle)
{
if (d->m_isPopup)
{
TQStyle::SFlags flags = TQStyle::Style_Default;
if (isEnabled()) flags |= TQStyle::Style_Enabled;
if (isOn()) flags |= TQStyle::Style_On;
if (d->m_isRaised) flags |= TQStyle::Style_Raised;
if (hasFocus()) flags |= TQStyle::Style_HasFocus;
tqstyle().tqdrawComplexControl( TQStyle::CC_ToolButton, p, this, TQRect( 0, 0, width()-12, height() ), tqcolorGroup(), flags, TQStyle::SC_ToolButton );
tqstyle().tqdrawComplexControl( TQStyle::CC_ToolButton, p, this, TQRect( width()-13, 0, 13, height() ), tqcolorGroup(), flags, TQStyle::SC_ToolButton );
tqstyle().drawItem( p, TQRect( width()-13, 0, 13, height() ), AlignCenter, tqcolorGroup(), isEnabled(), &arrow_pix, TQString() );
if ( d->m_isRaised )
qDrawShadeLine( p, width()-12, 0, width()-12, height(), tqcolorGroup(), true );
DRAW_PIXMAP_AND_TEXT
} else {
tqstyle().tqdrawControl( TQStyle::CE_PushButton, p, this, TQRect( 0, 0, width(), height() ), isEnabled() ? tqcolorGroup() : tqpalette().disabled(), f );
DRAW_PIXMAP_AND_TEXT
int z = f ? 1:0;
p->drawPixmap(width()-11+z,(height()-4)/2+z ,arrow_pix);
}
} else {
tqstyle().tqdrawControl( TQStyle::CE_PushButton, p, this, TQRect( 0, 0, width(), height() ), isEnabled() ? tqcolorGroup() : tqpalette().disabled(), f );
DRAW_PIXMAP_AND_TEXT
}
}
void TKToolBarButton::paletteChange(const TQPalette &)
{
makeDisabledPixmap();
if ( !isEnabled() )
TQToolButton::setPixmap( disabledPixmap );
else
TQToolButton::setPixmap( defaultPixmap );
tqrepaint(false);
}
void TKToolBarButton::makeDefaultPixmap()
{
if (activePixmap.isNull())
return;
KIconEffect effect;
defaultPixmap = effect.apply(activePixmap, KIcon::Toolbar, KIcon::DefaultState);
}
void TKToolBarButton::makeDisabledPixmap()
{
if (activePixmap.isNull())
return;
KIconEffect effect;
disabledPixmap = effect.apply(activePixmap, KIcon::Toolbar, KIcon::DisabledState);
}
TQSize TKToolBarButton::tqsizeHint() const
{
return tqminimumSize();
}
TQSize TKToolBarButton::tqminimumSizeHint() const
{
return tqminimumSize();
}
void TKToolBarButton::showMenu()
{
TQPoint p ( mapToGlobal( TQPoint( 0, 0 ) ) );
const int deskHeight = KGlobalSettings::desktopGeometry(this).height();
if ( p.y() + height() + d->m_popup->height() > deskHeight )
p.setY( p.y() - d->m_popup->height() );
else
p.setY( p.y() + height( ));
d->m_popup->popup(p);
}
void TKToolBarButton::slotDelayTimeout()
{
d->m_delayTimer->stop();
showMenu();
}
void TKToolBarButton::slotClicked()
{
if ( d->ignoreNextMousePress ) {
d->ignoreNextMousePress=false;
return;
}
if (d->m_popup && !d->m_isPopup)
showMenu();
else
emit buttonClicked();
}
void TKToolBarButton::slotPressed()
{
if ( d->ignoreNextMousePress )
return;
if (d->m_popup) {
if (!d->m_isPopup || d->m_isPopup && d->m_arrowPressed)
showMenu();
}
else
emit buttonPressed();
d->ignoreNextMousePress = false;
}
void TKToolBarButton::slotReleased()
{
if (d->m_popup && d->m_isPopup)
d->m_delayTimer->stop();
emit buttonReleased();
}
void TKToolBarButton::slotToggled()
{
emit buttonToggled();
}
void TKToolBarButton::on(bool flag)
{
d->m_isOn = flag;
tqrepaint();
}
void TKToolBarButton::toggle()
{
on(!d->m_isOn);
}
void TKToolBarButton::setToggle(bool flag)
{
d->m_isToggle = flag;
if (flag == true)
connect(this, TQT_SIGNAL(toggled(bool)), this, TQT_SLOT(slotToggled()));
else
disconnect(this, TQT_SIGNAL(toggled(bool)), this, TQT_SLOT(slotToggled()));
modeChange();
tqrepaint();
}
void TKToolBarButton::setIconMode( TK::IconMode m )
{
d->m_iconMode = m;
modeChange();
tqrepaint();
}
#include <tktoolbarbutton.moc>