From 44c8ede79ee690a1def601bf42dd9e070fd8e842 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexis=20M=C3=A9nard?= Date: Wed, 16 Jul 2008 15:17:57 +0000 Subject: [PATCH] remove old stuff of tooltips svn path=/trunk/KDE/kdebase/workspace/libs/plasma/; revision=833275 --- widgets/tooltip.cpp | 380 -------------------------------------------- widgets/tooltip_p.h | 91 ----------- widgets/widget.cpp | 177 --------------------- widgets/widget.h | 117 -------------- 4 files changed, 765 deletions(-) delete mode 100644 widgets/tooltip.cpp delete mode 100644 widgets/tooltip_p.h delete mode 100644 widgets/widget.cpp delete mode 100644 widgets/widget.h diff --git a/widgets/tooltip.cpp b/widgets/tooltip.cpp deleted file mode 100644 index c0456b7b9..000000000 --- a/widgets/tooltip.cpp +++ /dev/null @@ -1,380 +0,0 @@ -/* - * Copyright 2007 by Dan Meltzer - * - * This program 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, 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 Library 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 "tooltip_p.h" - -#include -#include -#include -#include -#include -#include -#include -#ifdef Q_WS_X11 -#include -#endif - -#include -#include -#include -#include -#include - -#ifdef Q_WS_X11 -#include -#include -#endif - -#include "plasma/plasma.h" - -namespace Plasma { - -class ToolTipPrivate -{ - public: - ToolTipPrivate() - : label(0) - , imageLabel(0) - , preview(0) - , windowToPreview(0) - , currentWidget(0) - , isShown(false) - , delayedHide(false) - , showTimer(0) - , hideTimer(0) - { } - - QLabel *label; - QLabel *imageLabel; - WindowPreview *preview; - WId windowToPreview; - Plasma::Widget *currentWidget; - bool isShown; - bool delayedHide; - QTimer *showTimer; - QTimer *hideTimer; - - PanelSvg *background; - -}; - -class ToolTipSingleton -{ - public: - ToolTip self; -}; -K_GLOBAL_STATIC( ToolTipSingleton, privateInstance ) - -ToolTip *ToolTip::self() -{ - return &privateInstance->self; -} - -void ToolTip::show(Plasma::Widget *widget) -{ - d->hideTimer->stop(); - d->delayedHide = false; - if (d->isShown && d->currentWidget) { - // we let know widget which had tooltip up to now that it's tooltip - // is not longer displayed - d->currentWidget->updateToolTip(false); - } - d->currentWidget = widget; - d->showTimer->stop(); - - if (d->isShown) { - // small delay to prevent unnecessary showing when the mouse is moving quickly across items - // which can be too much for less powerful CPUs to keep up with - d->showTimer->start(200); - } else { - d->showTimer->start(500); - } -} - -void ToolTip::delayedHide() -{ - d->showTimer->stop(); // stop the timer to show the tooltip - d->delayedHide = true; - d->hideTimer->start(250); -} - -void ToolTip::hide() -{ - d->currentWidget = 0; - d->showTimer->stop(); //Mouse out, stop the timer to show the tooltip - d->delayedHide = false; - setVisible(false); - d->hideTimer->start(250); //250 ms delay before we are officially "gone" to allow for the time to move between widgets -} - -Plasma::Widget *ToolTip::currentWidget() const -{ - return d->currentWidget; -} - -//PRIVATE FUNCTIONS -void ToolTip::showToolTip() -{ - if (!d->currentWidget || !d->currentWidget->toolTip()) { - return; - } - - QGraphicsView *v = d->currentWidget->view(); - if (v && v->mouseGrabber()) { - return; - } - - d->currentWidget->updateToolTip(true); - setData(*d->currentWidget->toolTip()); - - if( d->windowToPreview != 0 ) { - // show/hide the preview area - d->preview->show(); - } else { - d->preview->hide(); - } - layout()->activate(); - - resize(sizeHint()); - move(d->currentWidget->popupPosition(size())); - - if (isVisible()) { - d->preview->setInfo(); - } else { - setVisible(true); - } - - d->isShown = true; //ToolTip is visible -} - -void ToolTip::resetShownState() -{ - if (!isVisible() || //One might have moused out and back in again - d->delayedHide) { - d->delayedHide = false; - d->isShown = false; - setVisible(false); - if (d->currentWidget) { - d->currentWidget->updateToolTip(false); - } - d->currentWidget = 0; - } -} - -void ToolTip::showEvent(QShowEvent *e) -{ - QWidget::showEvent(e); - d->preview->setInfo(); -} - -void ToolTip::mouseReleaseEvent(QMouseEvent* event) -{ - if (rect().contains(event->pos())) { - hide(); - } -} - -ToolTip::ToolTip() - : QWidget(0) - , d( new ToolTipPrivate ) -{ - setWindowFlags(Qt::ToolTip); - QGridLayout *l = new QGridLayout; - d->preview = new WindowPreview; - d->label = new QLabel; - d->label->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Minimum); - d->label->setWordWrap(true); - d->imageLabel = new QLabel; - d->imageLabel->setAlignment(Qt::AlignTop | Qt::AlignLeft); - - d->background = new PanelSvg("widgets/tooltip", this); - d->background->setBorderFlags(PanelSvg::DrawAllBorders); - - connect(d->background, SIGNAL(repaintNeeded()), this, SLOT(update())); - - l->addWidget(d->preview, 0, 0, 1, 2); - l->addWidget(d->imageLabel, 1, 0); - l->addWidget(d->label, 1, 1); - setLayout(l); - - d->showTimer = new QTimer(this); - d->showTimer->setSingleShot(true); - d->hideTimer = new QTimer(this); - d->hideTimer->setSingleShot(true); - - connect(d->showTimer, SIGNAL(timeout()), SLOT(showToolTip())); - connect(d->hideTimer, SIGNAL(timeout()), SLOT(resetShownState())); - - connect(Plasma::Theme::self(), SIGNAL(themeChanged()), this, SLOT(themeUpdated())); - themeUpdated(); -} - -ToolTip::~ToolTip() -{ - delete d; -} - -void ToolTip::setData(Plasma::Widget *widget, const Plasma::ToolTipData &data) -{ - if (d->currentWidget && d->currentWidget == widget) { - setData(data); - } -} - -void ToolTip::setData(const Plasma::ToolTipData &data) -{ - //reset our size - d->label->setText("" + data.mainText + "
" + data.subText + ""); - d->imageLabel->setPixmap(data.image); - d->windowToPreview = data.windowToPreview; - d->preview->setWindowId( d->windowToPreview ); - - if (isVisible()) { - resize(sizeHint()); - - if (d->currentWidget) { - move(d->currentWidget->popupPosition(size())); - } - } -} - -void ToolTip::themeUpdated() -{ - const int topHeight = d->background->marginSize(Plasma::TopMargin); - const int leftWidth = d->background->marginSize(Plasma::LeftMargin); - const int rightWidth = d->background->marginSize(Plasma::RightMargin); - const int bottomHeight = d->background->marginSize(Plasma::BottomMargin); - setContentsMargins(leftWidth, topHeight, rightWidth, bottomHeight); - - // Make the tooltip use Plasma's colorscheme - QPalette plasmaPalette = QPalette(); - plasmaPalette.setColor(QPalette::Window, Plasma::Theme::self()->backgroundColor()); - plasmaPalette.setColor(QPalette::WindowText, Plasma::Theme::self()->textColor()); - setAutoFillBackground(true); - setPalette(plasmaPalette); -} - -// A widget which reserves area for window preview and sets hints on the toplevel -// tooltip widget that tells KWin to render the preview in this area. This depends -// on KWin's TaskbarThumbnail compositing effect (which is here detected). - -void WindowPreview::setWindowId(WId w) -{ - if (!previewsAvailable()) { - id = 0; - return; - } - id = w; - readWindowSize(); -} - -bool WindowPreview::previewsAvailable() const -{ - if (!KWindowSystem::compositingActive()) { - return false; - } -#ifdef Q_WS_X11 - // hackish way to find out if KWin has the effect enabled, - // TODO provide proper support - Display* dpy = QX11Info::display(); - Atom atom = XInternAtom(dpy, "_KDE_WINDOW_PREVIEW", False); - int cnt; - Atom* list = XListProperties(dpy, DefaultRootWindow( dpy ), &cnt); - if (list != NULL) { - bool ret = ( qFind(list, list + cnt, atom) != list + cnt ); - XFree(list); - return ret; - } -#endif - return false; -} - -QSize WindowPreview::sizeHint() const -{ - if (id == 0) { - return QSize(); - } - if (!windowSize.isValid()) { - readWindowSize(); - } - QSize s = windowSize; - s.scale(200, 150, Qt::KeepAspectRatio); - return s; -} - -void WindowPreview::readWindowSize() const -{ -#ifdef Q_WS_X11 - Window r; - int x, y; - unsigned int w, h, b, d; - if (XGetGeometry(QX11Info::display(), id, &r, &x, &y, &w, &h, &b, &d)) { - windowSize = QSize( w, h ); - } else { - windowSize = QSize(); - } -#else - windowSize = QSize(); -#endif -} - -void WindowPreview::setInfo() -{ -#ifdef Q_WS_X11 - Display *dpy = QX11Info::display(); - Atom atom = XInternAtom(dpy, "_KDE_WINDOW_PREVIEW", False); - if (id == 0) { - XDeleteProperty(dpy, parentWidget()->winId(), atom); - return; - } - if (!windowSize.isValid()) { - readWindowSize(); - } - if (!windowSize.isValid()) { - XDeleteProperty(dpy, parentWidget()->winId(), atom); - return; - } - Q_ASSERT( parentWidget()->isWindow()); // parent must be toplevel - long data[] = { 1, 5, id, x(), y(), width(), height() }; - XChangeProperty(dpy, parentWidget()->winId(), atom, atom, 32, PropModeReplace, - reinterpret_cast< unsigned char* >( data ), sizeof( data ) / sizeof( data[ 0 ] )); -#endif -} - -void ToolTip::resizeEvent(QResizeEvent *e) -{ - QWidget::resizeEvent(e); - d->background->resize(size()); - - setMask(d->background->mask()); -} - -void ToolTip::paintEvent(QPaintEvent *e) -{ - QPainter painter(this); - painter.setRenderHint(QPainter::Antialiasing); - painter.setClipRect(e->rect()); - painter.setCompositionMode(QPainter::CompositionMode_Source ); - painter.fillRect(rect(), Qt::transparent); - - d->background->paint(&painter, rect()); -} - -} -#include "tooltip_p.moc" diff --git a/widgets/tooltip_p.h b/widgets/tooltip_p.h deleted file mode 100644 index 7e5983384..000000000 --- a/widgets/tooltip_p.h +++ /dev/null @@ -1,91 +0,0 @@ -/* - * Copyright 2007 by Dan Meltzer - * - * This program 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, 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 Library 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. - */ - -#ifndef PLASMA_TOOLTIP_P_H -#define PLASMA_TOOLTIP_P_H - -#include //ToolTipData struct - -#include // base class -#include // stack allocated -#include // stack allocated -#include // stack allocated - -namespace Plasma { - - class ToolTipData; - class ToolTipPrivate; - -/** - @author Dan Meltzer -* A Singleton tooltip. Before calling show it is necessary to -* call setLocation and setData -*/ -class ToolTip : public QWidget -{ - Q_OBJECT -public: - ToolTip(); - ~ToolTip(); - - static ToolTip *self(); - void show(Plasma::Widget *widget); - void delayedHide(); - void hide(); - - Plasma::Widget *currentWidget() const; - void setData(Plasma::Widget *widget, const Plasma::ToolTipData &data); - -protected: - void showEvent(QShowEvent *); - void mouseReleaseEvent(QMouseEvent *); - - void resizeEvent(QResizeEvent *); - void paintEvent(QPaintEvent *); - -private Q_SLOTS: - void resetShownState(); - void showToolTip(); - void themeUpdated(); - -private: - void setData(const Plasma::ToolTipData &data); - - ToolTipPrivate *const d; -}; - -class WindowPreview : public QWidget -{ - Q_OBJECT -public: - void setWindowId(WId w); - void setInfo(); - virtual QSize sizeHint() const; - bool previewsAvailable() const; -private: - void readWindowSize() const; - WId id; - mutable QSize windowSize; -}; - -} - -#endif - diff --git a/widgets/widget.cpp b/widgets/widget.cpp deleted file mode 100644 index 04dfa298e..000000000 --- a/widgets/widget.cpp +++ /dev/null @@ -1,177 +0,0 @@ -/* - * Copyright 2007 by Alexander Wiedenbruch - * and Matias Valdenegro - * - * This program 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, 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 Library 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 "widget.h" - -#include -#include - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include - -#include "plasma/applet.h" - -#include "plasma/plasma.h" -#include "plasma/view.h" -#include "plasma/containment.h" - -namespace Plasma -{ - -class WidgetPrivate -{ - public: - WidgetPrivate() - : minimumSize(0,0), - maximumSize(std::numeric_limits::infinity(), - std::numeric_limits::infinity()), - wasMovable(false) - //toolTip(0) - { } - - ~WidgetPrivate() - { - //delete toolTip; - } - - QSizeF minimumSize; - QSizeF maximumSize; - - bool wasMovable; - - bool shouldPaint(QPainter *painter, const QTransform &transform); - //ToolTipData *toolTip; -}; - -bool WidgetPrivate::shouldPaint(QPainter *painter, const QTransform &transform) -{ - Q_UNUSED(painter) - Q_UNUSED(transform) - //qreal zoomLevel = painter->transform().m11() / transform.m11(); - //return (fabs(zoomLevel - scalingFactor(Plasma::DesktopZoom))) < std::numeric_limits::epsilon(); - return true; -} - -Widget::Widget(QGraphicsItem *parent, QObject* parentObject) - : QGraphicsWidget(parent), - d(new WidgetPrivate) -{ - setFlag(QGraphicsItem::ItemClipsToShape, true); - setFlag(QGraphicsItem::ItemClipsChildrenToShape, true); -} - -Widget::~Widget() -{ - #ifdef TOOLTIPMANAGER - if (ToolTip::self()->currentWidget() == this) { - ToolTip::self()->hide(); - } - #endif - delete d; -} - - -#ifdef TOOLTIPMANAGER -const ToolTipData* Widget::toolTip() const -{ - return d->toolTip; -} - -void Widget::setToolTip(const ToolTipData &tip) -{ - if (tip.image.isNull() && - tip.subText.isEmpty() && - tip.mainText.isEmpty()) { - delete d->toolTip; - d->toolTip = 0; - return; - } - - if (!d->toolTip) { - d->toolTip = new ToolTipData; - } - - *d->toolTip = tip; - - // this does a check to ensure the current widget is us - ToolTip::self()->setData(this, *d->toolTip); -} - -void Widget::updateToolTip(bool update) -{ - Q_UNUSED(update) -} - -bool Widget::sceneEvent(QEvent *event) -{ - switch (event->type()) { - case QEvent::GraphicsSceneHoverMove: - // If the tooltip isn't visible, run through showing the tooltip again - // so that it only becomes visible after a stationary hover - if (ToolTip::self()->isVisible()) { - break; - } - - case QEvent::GraphicsSceneHoverEnter: - { - // Check that there is a tooltip to show - if (!d->toolTip) { - break; - } - - // If the mouse is in the widget's area at the time that it is being - // created the widget can receive a hover event before it is fully - // initialized, in which case view() will return 0. - QGraphicsView *parentView = view(); - if (parentView) { - ToolTip::self()->show(this); - } - - break; - } - - case QEvent::GraphicsSceneHoverLeave: - ToolTip::self()->delayedHide(); - break; - - case QEvent::GraphicsSceneMousePress: - case QEvent::GraphicsSceneWheel: - ToolTip::self()->hide(); - - default: - break; - } - - return QGraphicsItem::sceneEvent(event); -} -#endif -} // Plasma namespace - diff --git a/widgets/widget.h b/widgets/widget.h deleted file mode 100644 index ad9619562..000000000 --- a/widgets/widget.h +++ /dev/null @@ -1,117 +0,0 @@ -/* - * Copyright 2007 by Alexander Wiedenbruch - * and Matias Valdenegro - * - * This program 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, 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 Library 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. - */ - -#ifndef WIDGET_H_ -#define WIDGET_H_ - -#include -#include - -#include -#include -#include - -#include - -class QGraphicsView; -class QGraphicsSceneHoverEvent; - -namespace Plasma -{ - -struct PLASMA_EXPORT ToolTipData -{ - ToolTipData() : windowToPreview( 0 ) {} - QString mainText; //Important information - QString subText; //Elaborates on the Main Text - QPixmap image; // Icon to show; - WId windowToPreview; // Id of window to show preview -}; - -class Layout; -class WidgetPrivate; - -/** - * Base class for all Widgets in Plasma. - * - * @author Alexander Wiedenbruch - * @author Matias Valdenegro - * - * Widgets are the basis for User Interfaces inside Plasma. - * Widgets are rectangular, but can be in any visible shape by just using transparency to mask - * out non-rectangular areas. - * - * To implement a Widget, just subclass Plasma::Widget and implement at minimum, - * sizeHint() and paintWidget() - */ -class PLASMA_EXPORT Widget : public QGraphicsWidget -{ - Q_OBJECT -public: - /** - * Creates a new Plasma::Widget. - * @param parent the QGraphicsItem this icon is parented to. - */ - explicit Widget(QGraphicsItem *parent = 0 , QObject *parentObject = 0); - - /** - * Destroys a Plasma::Widget. - */ - virtual ~Widget(); - - - #ifdef TOOLTIPMANAGER - /** - * The Data from the tooltip - * @returns A ToolTip::Data object with current information - */ - const ToolTipData* toolTip() const; - - /** - * Setter for data shown in tooltip - * @param data a ToolTip::Data object containing icon and text - */ - void setToolTip(const ToolTipData &dt); - - /** - * Called when the tooltip is going to be shown or just after hiding - * it. This lets updating data right before a tooltip is shown or - * tracking current visibility. That allows e.g. tips that are more - * expensive to create ahead of time to be set at the last possible - * moment. - * @param update visibility of tooltip - */ - virtual void updateToolTip(bool update); - - #endif - -protected: - #ifdef TOOLTIPMANAGER - virtual bool sceneEvent(QEvent *event); - #endif -private: - - WidgetPrivate *const d; -}; - -} // Plasma namespace - -#endif