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563 lines
15 KiB
563 lines
15 KiB
/*
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* copyright : (C) 2001-2002 by Richard Moore
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* copyright : (C) 2004-2005 by Sascha Cunz
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* License : This file is released under the terms of the LGPL, version 2.
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* email : rich@kde.org
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* email : sascha.cunz@tiscali.de
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*/
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#include <kconfig.h>
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#include <tqapplication.h>
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#include <tqlabel.h>
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#include <tqlayout.h>
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#include <tqtimer.h>
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#include <tqvbox.h>
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#include <tqpainter.h>
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#include <tqtooltip.h>
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#include <tqbitmap.h>
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#include <tqpointarray.h>
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#include <kdebug.h>
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#include <kdialog.h>
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#include <kpixmap.h>
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#include <kpixmapeffect.h>
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#include <kglobalsettings.h>
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#include "config.h"
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#ifdef Q_WS_X11
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#include <netwm.h>
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#endif
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#include "kpassivepopup.h"
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#include "kpassivepopup.moc"
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class KPassivePopup::Private
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{
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public:
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int popupStyle;
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TQPointArray surround;
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TQPoint anchor;
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TQPoint fixedPosition;
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};
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static const int DEFAULT_POPUP_TYPE = KPassivePopup::Boxed;
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static const int DEFAULT_POPUP_TIME = 6*1000;
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static const int POPUP_FLAGS = TQt::WStyle_Customize | TQt::WDestructiveClose | TQt::WX11BypassWM
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| TQt::WStyle_StaysOnTop | TQt::WStyle_Tool | TQt::WStyle_NoBorder;
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KPassivePopup::KPassivePopup( TQWidget *parent, const char *name, WFlags f )
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: TQFrame( 0, name, (WFlags)(f ? (int)f : POPUP_FLAGS) ),
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window( parent ? parent->winId() : 0L ), msgView( 0 ), topLayout( 0 ),
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hideDelay( DEFAULT_POPUP_TIME ), hideTimer( new TQTimer( this, "hide_timer" ) ),
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m_autoDelete( false )
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{
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init( DEFAULT_POPUP_TYPE );
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}
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KPassivePopup::KPassivePopup( WId win, const char *name, WFlags f )
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: TQFrame( 0, name, (WFlags)(f ? (int)f : POPUP_FLAGS) ),
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window( win ), msgView( 0 ), topLayout( 0 ),
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hideDelay( DEFAULT_POPUP_TIME ), hideTimer( new TQTimer( this, "hide_timer" ) ),
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m_autoDelete( false )
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{
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init( DEFAULT_POPUP_TYPE );
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}
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KPassivePopup::KPassivePopup( int popupStyle, TQWidget *parent, const char *name, WFlags f )
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: TQFrame( 0, name, (WFlags)(f ? (int)f : POPUP_FLAGS) ),
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window( parent ? parent->winId() : 0L ), msgView( 0 ), topLayout( 0 ),
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hideDelay( DEFAULT_POPUP_TIME ), hideTimer( new TQTimer( this, "hide_timer" ) ),
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m_autoDelete( false )
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{
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init( popupStyle );
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}
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KPassivePopup::KPassivePopup( int popupStyle, WId win, const char *name, WFlags f )
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: TQFrame( 0, name, (WFlags)(f ? (int)f : POPUP_FLAGS) ),
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window( win ), msgView( 0 ), topLayout( 0 ),
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hideDelay( DEFAULT_POPUP_TIME ), hideTimer( new TQTimer( this, "hide_timer" ) ),
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m_autoDelete( false )
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{
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init( popupStyle );
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}
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void KPassivePopup::init( int popupStyle )
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{
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d = new Private;
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d->popupStyle = popupStyle;
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if( popupStyle == Boxed )
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{
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setFrameStyle( TQFrame::Box| TQFrame::Plain );
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setLineWidth( 2 );
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}
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else if( popupStyle == Balloon )
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{
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setPalette(TQToolTip::palette());
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setAutoMask(TRUE);
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}
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connect( hideTimer, TQT_SIGNAL( timeout() ), TQT_SLOT( hide() ) );
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connect( this, TQT_SIGNAL( clicked() ), TQT_SLOT( hide() ) );
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}
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KPassivePopup::~KPassivePopup()
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{
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delete d;
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}
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void KPassivePopup::setView( TQWidget *child )
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{
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delete msgView;
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msgView = child;
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delete topLayout;
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topLayout = new TQVBoxLayout( this, d->popupStyle == Balloon ? 22 : KDialog::marginHint(), KDialog::spacingHint() );
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topLayout->addWidget( msgView );
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topLayout->activate();
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}
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void KPassivePopup::setView( const TQString &caption, const TQString &text,
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const TQPixmap &icon )
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{
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// kdDebug() << "KPassivePopup::setView " << caption << ", " << text << endl;
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setView( standardView( caption, text, icon, this ) );
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}
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static void truncateStringToFit(TQString &string, TQFont font, int max_width) {
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bool truncated = false;
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TQFontMetrics fm(font);
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while (fm.width(string) > max_width) {
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string.truncate(string.length() - 1);
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truncated = true;
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}
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if (truncated) {
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string += " ...";
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}
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}
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TQVBox * KPassivePopup::standardView(const TQString& caption,
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const TQString& text,
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const TQPixmap& icon,
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TQWidget *parent)
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{
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TQString sizedCaption = caption;
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TQString sizedText = text;
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#ifdef Q_WS_X11
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int max_width;
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NETRootInfo info( qt_xdisplay(),
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NET::NumberOfDesktops |
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NET::CurrentDesktop |
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NET::WorkArea,
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-1, false );
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info.activate();
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NETRect workArea = info.workArea(info.currentDesktop());
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max_width = workArea.size.width / 3;
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#endif
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TQVBox *vb = new TQVBox( parent ? parent : this );
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vb->setSpacing( KDialog::spacingHint() );
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TQHBox *hb=0;
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if ( !icon.isNull() ) {
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hb = new TQHBox( vb );
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hb->setMargin( 0 );
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hb->setSpacing( KDialog::spacingHint() );
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ttlIcon = new TQLabel( hb, "title_icon" );
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ttlIcon->setPixmap( icon );
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ttlIcon->setAlignment( AlignLeft );
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}
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if ( !sizedCaption.isEmpty() ) {
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ttl = new TQLabel( sizedCaption, hb ? hb : vb, "title_label" );
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TQFont fnt = ttl->font();
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#ifdef Q_WS_X11
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truncateStringToFit(sizedCaption, fnt, max_width);
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ttl->setText(sizedCaption);
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#endif
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fnt.setBold( true );
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ttl->setFont( fnt );
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ttl->setAlignment( Qt::AlignHCenter );
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if ( hb ) {
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hb->setStretchFactor( ttl, 10 ); // enforce centering
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}
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}
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if ( !sizedText.isEmpty() ) {
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msg = new TQLabel( sizedText, vb, "msg_label" );
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#ifdef Q_WS_X11
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TQStringList textLines = TQStringList::split("\n", sizedText, true);
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for (TQStringList::Iterator it = textLines.begin(); it != textLines.end(); ++it) {
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truncateStringToFit(*it, msg->font(), max_width);
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}
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// Limit message to 5 lines of text
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if (textLines.count() > 5) {
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int count = 3;
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TQStringList truncatedLines;
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for (TQStringList::Iterator it = textLines.begin(); it != textLines.end(); ++it) {
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truncatedLines.append(*it);
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if (count > 5) {
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truncatedLines.append("...");
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break;
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}
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count++;
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}
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textLines = truncatedLines;
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}
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sizedText = textLines.join("\n");
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msg->setText(sizedText);
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#endif
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msg->setAlignment( AlignLeft );
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}
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return vb;
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}
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void KPassivePopup::setView( const TQString &caption, const TQString &text )
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{
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setView( caption, text, TQPixmap() );
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}
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void KPassivePopup::setTimeout( int delay )
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{
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hideDelay = delay;
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if( hideTimer->isActive() )
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{
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if( delay ) {
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hideTimer->changeInterval( delay );
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} else {
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hideTimer->stop();
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}
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}
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}
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void KPassivePopup::setAutoDelete( bool autoDelete )
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{
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m_autoDelete = autoDelete;
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}
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void KPassivePopup::mouseReleaseEvent( TQMouseEvent *e )
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{
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emit clicked();
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emit clicked( e->pos() );
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}
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//
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// Main Implementation
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//
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void KPassivePopup::show()
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{
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TQSize desiredSize = sizeHint();
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if (size() != desiredSize) {
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resize(desiredSize);
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}
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if (d->fixedPosition.isNull()) {
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positionSelf();
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}
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else {
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if( d->popupStyle == Balloon ) {
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setAnchor(d->fixedPosition);
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}
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else {
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move(d->fixedPosition);
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}
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}
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TQFrame::show();
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int delay = hideDelay;
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if ( delay < 0 ) {
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delay = DEFAULT_POPUP_TIME;
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}
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if ( delay > 0 ) {
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hideTimer->start( delay );
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}
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}
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void KPassivePopup::show(const TQPoint &p)
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{
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d->fixedPosition = p;
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show();
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}
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void KPassivePopup::hideEvent( TQHideEvent * )
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{
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hideTimer->stop();
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emit( hidden( this ) );
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if ( m_autoDelete )
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deleteLater();
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}
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TQRect KPassivePopup::defaultArea() const
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{
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#ifdef Q_WS_X11
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NETRootInfo info( qt_xdisplay(),
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NET::NumberOfDesktops |
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NET::CurrentDesktop |
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NET::WorkArea,
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-1, false );
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info.activate();
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NETRect workArea = info.workArea( info.currentDesktop() );
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TQRect r;
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r.setRect( workArea.pos.x, workArea.pos.y, 0, 0 ); // top left
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#else
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// FIX IT
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TQRect r;
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r.setRect( 100, 100, 200, 200 ); // top left
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#endif
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return r;
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}
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void KPassivePopup::positionSelf()
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{
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TQRect target;
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#ifdef Q_WS_X11
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if ( !window ) {
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target = defaultArea();
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}
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else {
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NETWinInfo ni( qt_xdisplay(), window, qt_xrootwin(),
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NET::WMIconGeometry | NET::WMKDESystemTrayWinFor );
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// Figure out where to put the popup. Note that we must handle
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// windows that skip the taskbar cleanly
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if ( ni.kdeSystemTrayWinFor() ) {
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NETRect frame, win;
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ni.kdeGeometry( frame, win );
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target.setRect( win.pos.x, win.pos.y,
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win.size.width, win.size.height );
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}
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else if ( ni.state() & NET::SkipTaskbar ) {
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target = defaultArea();
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}
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else {
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NETRect r = ni.iconGeometry();
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target.setRect( r.pos.x, r.pos.y, r.size.width, r.size.height );
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if ( target.isNull() ) { // bogus value, use the exact position
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NETRect dummy;
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ni.kdeGeometry( dummy, r );
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target.setRect( r.pos.x, r.pos.y,
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r.size.width, r.size.height);
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}
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}
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}
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#else
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target = defaultArea();
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#endif
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moveNear( target );
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}
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void KPassivePopup::moveNear( TQRect target )
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{
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TQPoint pos = target.topLeft();
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int x = pos.x();
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int y = pos.y();
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int w = width();
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int h = height();
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TQRect r = KGlobalSettings::desktopGeometry(TQPoint(x+w/2,y+h/2));
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if( d->popupStyle == Balloon )
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{
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// find a point to anchor to
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if( x + w > r.width() ){
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x = x + target.width();
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}
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if( y + h > r.height() ){
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y = y + target.height();
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}
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} else
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{
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if ( x < r.center().x() )
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x = x + target.width();
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else
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x = x - w;
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// It's apparently trying to go off screen, so display it ALL at the bottom.
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if ( (y + h) > r.bottom() )
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y = r.bottom() - h;
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if ( (x + w) > r.right() )
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x = r.right() - w;
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}
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if ( y < r.top() )
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y = r.top();
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if ( x < r.left() )
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x = r.left();
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if( d->popupStyle == Balloon )
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setAnchor( TQPoint( x, y ) );
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else
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move( x, y );
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}
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void KPassivePopup::setAnchor(const TQPoint &anchor)
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{
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d->anchor = anchor;
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updateMask();
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}
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void KPassivePopup::paintEvent( TQPaintEvent* pe )
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{
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if( d->popupStyle == Balloon ) {
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TQPainter p;
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p.begin( this );
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p.drawPolygon( d->surround );
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}
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else {
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TQFrame::paintEvent( pe );
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}
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}
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void KPassivePopup::updateMask()
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{
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// get screen-geometry for screen our anchor is on
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// (geometry can differ from screen to screen!
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TQRect deskRect = KGlobalSettings::desktopGeometry(d->anchor);
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int xh = 70, xl = 40;
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if( width() < 80 )
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xh = xl = 40;
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else if( width() < 110 )
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xh = width() - 40;
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bool bottom = (d->anchor.y() + height()) > ((deskRect.y() + deskRect.height()-48));
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bool right = (d->anchor.x() + width()) > ((deskRect.x() + deskRect.width()-48));
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TQPoint corners[4] = {
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TQPoint( width() - 50, 10 ),
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TQPoint( 10, 10 ),
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TQPoint( 10, height() - 50 ),
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TQPoint( width() - 50, height() - 50 )
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};
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TQBitmap mask( width(), height(), true );
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TQPainter p( &mask );
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TQBrush brush( Qt::white, Qt::SolidPattern );
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p.setBrush( brush );
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int i = 0, z = 0;
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for (; i < 4; ++i) {
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TQPointArray corner;
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corner.makeArc(corners[i].x(), corners[i].y(), 40, 40, i * 16 * 90, 16 * 90);
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d->surround.resize( z + corner.count() );
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for (unsigned int s = 0; s < corner.count() - 1; s++) {
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d->surround.setPoint( z++, corner[s] );
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}
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if (bottom && i == 2) {
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if (right) {
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d->surround.resize( z + 3 );
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d->surround.setPoint( z++, TQPoint( width() - xh, height() - 11 ) );
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d->surround.setPoint( z++, TQPoint( width() - 20, height() ) );
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d->surround.setPoint( z++, TQPoint( width() - xl, height() - 11 ) );
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} else {
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d->surround.resize( z + 3 );
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d->surround.setPoint( z++, TQPoint( xl, height() - 11 ) );
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d->surround.setPoint( z++, TQPoint( 20, height() ) );
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d->surround.setPoint( z++, TQPoint( xh, height() - 11 ) );
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}
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} else if (!bottom && i == 0) {
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if (right) {
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d->surround.resize( z + 3 );
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d->surround.setPoint( z++, TQPoint( width() - xl, 10 ) );
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d->surround.setPoint( z++, TQPoint( width() - 20, 0 ) );
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d->surround.setPoint( z++, TQPoint( width() - xh, 10 ) );
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} else {
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d->surround.resize( z + 3 );
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d->surround.setPoint( z++, TQPoint( xh, 10 ) );
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d->surround.setPoint( z++, TQPoint( 20, 0 ) );
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d->surround.setPoint( z++, TQPoint( xl, 10 ) );
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}
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}
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}
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d->surround.resize( z + 1 );
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d->surround.setPoint( z, d->surround[0] );
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p.drawPolygon( d->surround );
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setMask(mask);
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move( right ? d->anchor.x() - width() + 20 : ( d->anchor.x() < 11 ? 11 : d->anchor.x() - 20 ),
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bottom ? d->anchor.y() - height() : ( d->anchor.y() < 11 ? 11 : d->anchor.y() ) );
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update();
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}
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//
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// Convenience Methods
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//
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KPassivePopup *KPassivePopup::message( const TQString &caption, const TQString &text,
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const TQPixmap &icon,
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TQWidget *parent, const char *name, int timeout )
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{
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return message( DEFAULT_POPUP_TYPE, caption, text, icon, parent, name, timeout );
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}
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KPassivePopup *KPassivePopup::message( const TQString &text, TQWidget *parent, const char *name )
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{
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return message( DEFAULT_POPUP_TYPE, TQString::null, text, TQPixmap(), parent, name );
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}
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KPassivePopup *KPassivePopup::message( const TQString &caption, const TQString &text,
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TQWidget *parent, const char *name )
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{
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return message( DEFAULT_POPUP_TYPE, caption, text, TQPixmap(), parent, name );
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}
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KPassivePopup *KPassivePopup::message( const TQString &caption, const TQString &text,
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const TQPixmap &icon, WId parent, const char *name, int timeout )
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|
{
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|
return message( DEFAULT_POPUP_TYPE, caption, text, icon, parent, name, timeout );
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}
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|
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KPassivePopup *KPassivePopup::message( int popupStyle, const TQString &caption, const TQString &text,
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const TQPixmap &icon,
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|
TQWidget *parent, const char *name, int timeout )
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|
{
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|
KPassivePopup *pop = new KPassivePopup( popupStyle, parent, name );
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pop->setAutoDelete( true );
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|
pop->setView( caption, text, icon );
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|
pop->hideDelay = timeout;
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|
pop->show();
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|
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|
return pop;
|
|
}
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|
|
|
KPassivePopup *KPassivePopup::message( int popupStyle, const TQString &text, TQWidget *parent, const char *name )
|
|
{
|
|
return message( popupStyle, TQString::null, text, TQPixmap(), parent, name );
|
|
}
|
|
|
|
KPassivePopup *KPassivePopup::message( int popupStyle, const TQString &caption, const TQString &text,
|
|
TQWidget *parent, const char *name )
|
|
{
|
|
return message( popupStyle, caption, text, TQPixmap(), parent, name );
|
|
}
|
|
|
|
KPassivePopup *KPassivePopup::message( int popupStyle, const TQString &caption, const TQString &text,
|
|
const TQPixmap &icon, WId parent, const char *name, int timeout )
|
|
{
|
|
KPassivePopup *pop = new KPassivePopup( popupStyle, parent, name );
|
|
pop->setAutoDelete( true );
|
|
pop->setView( caption, text, icon );
|
|
pop->hideDelay = timeout;
|
|
pop->show();
|
|
|
|
return pop;
|
|
}
|
|
|
|
// Local Variables:
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|
// c-basic-offset: 4
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|
// End:
|