Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features.

BUG:215923


git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdelibs@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 207 insertions, 0 deletions

diff --git a/kdeui/kcolorbutton.cpp b/kdeui/kcolorbutton.cpp
new file mode 100644
index 000000000..a3602ed4e
--- /dev/null
+++ b/kdeui/kcolorbutton.cpp
@@ -0,0 +1,207 @@
+/*  This file is part of the KDE libraries
+    Copyright (C) 1997 Martin Jones (mjones@kde.org)
+    Copyright (C) 1999 Cristian Tibirna (ctibirna@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 as published by the Free Software Foundation; either
+    version 2 of the License, or (at your option) any later version.
+
+    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 <qpainter.h>
+#include <qdrawutil.h>
+#include <qapplication.h>
+#include <qclipboard.h>
+#include <qstyle.h>
+#include <kglobalsettings.h>
+#include <kstdaccel.h>
+#include "kcolordialog.h"
+#include "kcolorbutton.h"
+#include "kcolordrag.h"
+
+class KColorButton::KColorButtonPrivate
+{
+public:
+    bool m_bdefaultColor;
+    QColor m_defaultColor;
+};
+
+KColorButton::KColorButton( QWidget *parent, const char *name )
+  : QPushButton( parent, name )
+{
+  d = new KColorButtonPrivate;
+  d->m_bdefaultColor = false;
+  d->m_defaultColor = QColor();
+  setAcceptDrops( true);
+
+  // 2000-10-15 (putzer): fixes broken keyboard usage
+  connect (this, SIGNAL(clicked()), this, SLOT(chooseColor()));
+}
+
+KColorButton::KColorButton( const QColor &c, QWidget *parent,
+			    const char *name )
+  : QPushButton( parent, name ), col(c)
+{
+  d = new KColorButtonPrivate;
+  d->m_bdefaultColor = false;
+  d->m_defaultColor = QColor();
+  setAcceptDrops( true);
+
+  // 2000-10-15 (putzer): fixes broken keyboard usage
+  connect (this, SIGNAL(clicked()), this, SLOT(chooseColor()));
+}
+
+KColorButton::KColorButton( const QColor &c, const QColor &defaultColor, QWidget *parent,
+			    const char *name )
+  : QPushButton( parent, name ), col(c)
+{
+  d = new KColorButtonPrivate;
+  d->m_bdefaultColor = true;
+  d->m_defaultColor = defaultColor;
+  setAcceptDrops( true);
+
+  // 2000-10-15 (putzer): fixes broken keyboard usage
+  connect (this, SIGNAL(clicked()), this, SLOT(chooseColor()));
+}
+
+KColorButton::~KColorButton()
+{
+  delete d;
+}
+
+void KColorButton::setColor( const QColor &c )
+{
+  if ( col != c ) {
+    col = c;
+    repaint( false );
+    emit changed( col );
+  }
+}
+
+QColor KColorButton::defaultColor() const
+{
+  return d->m_defaultColor;
+}
+
+void KColorButton::setDefaultColor( const QColor &c )
+{
+  d->m_bdefaultColor = c.isValid();
+  d->m_defaultColor = c;
+}
+
+
+void KColorButton::drawButtonLabel( QPainter *painter )
+{
+  int x, y, w, h;
+  QRect r = style().subRect( QStyle::SR_PushButtonContents, this );
+  r.rect(&x, &y, &w, &h);
+
+  int margin = style().pixelMetric( QStyle::PM_ButtonMargin, this );
+  x += margin;
+  y += margin;
+  w -= 2*margin;
+  h -= 2*margin;
+
+  if (isOn() || isDown()) {
+    x += style().pixelMetric( QStyle::PM_ButtonShiftHorizontal, this );
+    y += style().pixelMetric( QStyle::PM_ButtonShiftVertical, this );
+  }
+
+  QColor fillCol = isEnabled() ? col : backgroundColor();
+  qDrawShadePanel( painter, x, y, w, h, colorGroup(), true, 1, NULL);
+  if ( fillCol.isValid() )
+    painter->fillRect( x+1, y+1, w-2, h-2, fillCol );
+
+  if ( hasFocus() ) {
+    QRect focusRect = style().subRect( QStyle::SR_PushButtonFocusRect, this );
+    style().drawPrimitive( QStyle::PE_FocusRect, painter, focusRect, colorGroup() );
+  }
+}
+
+QSize KColorButton::sizeHint() const
+{
+  return style().sizeFromContents(QStyle::CT_PushButton, this, QSize(40, 15)).
+	  	expandedTo(QApplication::globalStrut());
+}
+
+void KColorButton::dragEnterEvent( QDragEnterEvent *event)
+{
+  event->accept( KColorDrag::canDecode( event) && isEnabled());
+}
+
+void KColorButton::dropEvent( QDropEvent *event)
+{
+  QColor c;
+  if( KColorDrag::decode( event, c)) {
+    setColor(c);
+  }
+}
+
+void KColorButton::keyPressEvent( QKeyEvent *e )
+{
+  KKey key( e );
+
+  if ( KStdAccel::copy().contains( key ) ) {
+    QMimeSource* mime = new KColorDrag( color() );
+    QApplication::clipboard()->setData( mime, QClipboard::Clipboard );
+  }
+  else if ( KStdAccel::paste().contains( key ) ) {
+    QColor color;
+    KColorDrag::decode( QApplication::clipboard()->data( QClipboard::Clipboard ), color );
+    setColor( color );
+  }
+  else
+    QPushButton::keyPressEvent( e );
+}
+
+void KColorButton::mousePressEvent( QMouseEvent *e)
+{
+  mPos = e->pos();
+  QPushButton::mousePressEvent(e);
+}
+
+void KColorButton::mouseMoveEvent( QMouseEvent *e)
+{
+  if( (e->state() & LeftButton) &&
+    (e->pos()-mPos).manhattanLength() > KGlobalSettings::dndEventDelay() )
+  {
+    // Drag color object
+    KColorDrag *dg = new KColorDrag( color(), this);
+    dg->dragCopy();
+    setDown(false);
+  }
+}
+
+void KColorButton::chooseColor()
+{
+  QColor c = color();
+  if ( d->m_bdefaultColor )
+  {
+      if( KColorDialog::getColor( c, d->m_defaultColor, this ) != QDialog::Rejected ) {
+          setColor( c );
+      }
+  }
+  else
+  {
+      if( KColorDialog::getColor( c, this ) != QDialog::Rejected ) {
+          setColor( c );
+      }
+  }
+}
+
+void KColorButton::virtual_hook( int, void* )
+{ /*BASE::virtual_hook( id, data );*/ }
+
+#include "kcolorbutton.moc"