as the name says, ehi, it's a toolbutton :)
svn path=/trunk/KDE/kdelibs/; revision=882689
This commit is contained in:
Marco Martin
parent
cdf562df11
commit
3cc9af418d
@ -112,6 +112,7 @@ set(plasma_LIB_SRCS
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widgets/scrollbar.cpp
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widgets/signalplotter.cpp
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widgets/slider.cpp
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widgets/toolbutton.cpp
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widgets/busywidget.cpp
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widgets/svgwidget.cpp
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widgets/tabbar.cpp
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@ -230,6 +231,7 @@ install(FILES
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widgets/lineedit.h
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widgets/meter.h
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widgets/pushbutton.h
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widgets/toolbutton.h
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widgets/radiobutton.h
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widgets/scrollbar.h
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widgets/signalplotter.h
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341
widgets/toolbutton.cpp
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341
widgets/toolbutton.cpp
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@ -0,0 +1,341 @@
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/*
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* Copyright 2008 Marco Martin <notmart@gmail.com>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Library General Public License as
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* published by the Free Software Foundation; either version 2, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#include "toolbutton.h"
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#include <QStyleOptionGraphicsItem>
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#include <QPainter>
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#include <QDir>
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#include <QToolButton>
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#include <QApplication>
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#include <kicon.h>
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#include <kiconeffect.h>
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#include <kmimetype.h>
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#include <kcolorutils.h>
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#include "theme.h"
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#include "svg.h"
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#include "framesvg.h"
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#include "animator.h"
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#include "paintutils.h"
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namespace Plasma
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{
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class ToolButtonPrivate
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{
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public:
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ToolButtonPrivate(ToolButton *toolButton)
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: q(toolButton),
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background(0),
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animId(0),
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fadeIn(false),
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svg(0)
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{
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}
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~ToolButtonPrivate()
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{
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delete svg;
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}
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void setPixmap(ToolButton *q)
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{
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if (imagePath.isEmpty()) {
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return;
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}
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KMimeType::Ptr mime = KMimeType::findByPath(absImagePath);
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QPixmap pm(q->size().toSize());
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if (mime->is("image/svg+xml")) {
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svg = new Svg();
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QPainter p(&pm);
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svg->paint(&p, pm.rect());
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} else {
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pm = QPixmap(absImagePath);
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}
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static_cast<QToolButton*>(q->widget())->setIcon(KIcon(pm));
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}
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void syncActiveRect();
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void syncBorders();
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void animationUpdate(qreal progress);
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ToolButton *q;
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FrameSvg *background;
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int animId;
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bool fadeIn;
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qreal opacity;
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QRectF activeRect;
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QString imagePath;
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QString absImagePath;
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Svg *svg;
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};
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void ToolButtonPrivate::syncActiveRect()
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{
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background->setElementPrefix("normal");
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qreal left, top, right, bottom;
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background->getMargins(left, top, right, bottom);
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background->setElementPrefix("active");
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qreal activeLeft, activeTop, activeRight, activeBottom;
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background->getMargins(activeLeft, activeTop, activeRight, activeBottom);
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activeRect = QRectF(QPointF(0, 0), q->size());
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activeRect.adjust(left - activeLeft, top - activeTop,
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-(right - activeRight), -(bottom - activeBottom));
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background->setElementPrefix("normal");
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}
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void ToolButtonPrivate::syncBorders()
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{
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//set margins from the normal element
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qreal left, top, right, bottom;
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background->setElementPrefix("normal");
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background->getMargins(left, top, right, bottom);
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q->setContentsMargins(left, top, right, bottom);
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//calc the rect for the over effect
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syncActiveRect();
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}
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void ToolButtonPrivate::animationUpdate(qreal progress)
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{
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if (progress == 1) {
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animId = 0;
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fadeIn = true;
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}
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opacity = fadeIn ? progress : 1 - progress;
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// explicit update
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q->update();
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}
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ToolButton::ToolButton(QGraphicsWidget *parent)
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: QGraphicsProxyWidget(parent),
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d(new ToolButtonPrivate(this))
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{
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QToolButton *native = new QToolButton;
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connect(native, SIGNAL(clicked()), this, SIGNAL(clicked()));
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setWidget(native);
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native->setAttribute(Qt::WA_NoSystemBackground);
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d->background = new FrameSvg(this);
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d->background->setImagePath("widgets/button");
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d->background->setCacheAllRenderedFrames(true);
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d->background->setElementPrefix("normal");
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d->syncBorders();
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setAcceptHoverEvents(true);
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connect(Plasma::Theme::defaultTheme(), SIGNAL(themeChanged()), SLOT(syncBorders()));
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}
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ToolButton::~ToolButton()
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{
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delete d;
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}
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void ToolButton::setText(const QString &text)
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{
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static_cast<QToolButton*>(widget())->setText(text);
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}
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QString ToolButton::text() const
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{
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return static_cast<QToolButton*>(widget())->text();
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}
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void ToolButton::setImage(const QString &path)
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{
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if (d->imagePath == path) {
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return;
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}
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delete d->svg;
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d->svg = 0;
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d->imagePath = path;
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bool absolutePath = !path.isEmpty() &&
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#ifdef Q_WS_WIN
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!QDir::isRelativePath(path)
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#else
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(path[0] == '/' || path.startsWith(":/"))
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#endif
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;
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if (absolutePath) {
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d->absImagePath = path;
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} else {
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//TODO: package support
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d->absImagePath = Theme::defaultTheme()->imagePath(path);
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}
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d->setPixmap(this);
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}
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QString ToolButton::image() const
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{
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return d->imagePath;
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}
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void ToolButton::setStyleSheet(const QString &stylesheet)
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{
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widget()->setStyleSheet(stylesheet);
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}
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QString ToolButton::styleSheet()
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{
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return widget()->styleSheet();
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}
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QToolButton *ToolButton::nativeWidget() const
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{
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return static_cast<QToolButton*>(widget());
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}
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void ToolButton::resizeEvent(QGraphicsSceneResizeEvent *event)
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{
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d->setPixmap(this);
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if (d->background) {
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//resize all four panels
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d->background->setElementPrefix("pressed");
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d->background->resizeFrame(size());
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d->background->setElementPrefix("focus");
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d->background->resizeFrame(size());
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d->syncActiveRect();
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d->background->setElementPrefix("active");
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d->background->resizeFrame(d->activeRect.size());
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d->background->setElementPrefix("normal");
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d->background->resizeFrame(size());
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}
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QGraphicsProxyWidget::resizeEvent(event);
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}
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void ToolButton::paint(QPainter *painter,
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const QStyleOptionGraphicsItem *option,
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QWidget *widget)
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{
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if (!styleSheet().isNull()) {
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QGraphicsProxyWidget::paint(painter, option, widget);
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return;
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}
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QToolButton *button = nativeWidget();
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QStyleOptionToolButton buttonOpt;
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buttonOpt.initFrom(button);
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buttonOpt.icon = button->icon();
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buttonOpt.text = button->text();
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buttonOpt.iconSize = button->iconSize();
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buttonOpt.toolButtonStyle = button->toolButtonStyle();
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if (d->animId || (buttonOpt.state & QStyle::State_MouseOver) || (buttonOpt.state & QStyle::State_On)) {
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if (button->isDown() || (buttonOpt.state & QStyle::State_On)) {
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d->background->setElementPrefix("pressed");
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} else {
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d->background->setElementPrefix("normal");
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}
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d->background->resizeFrame(size());
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if (d->animId) {
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QPixmap buffer = d->background->framePixmap();
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QPainter bufferPainter(&buffer);
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bufferPainter.setCompositionMode(QPainter::CompositionMode_DestinationIn);
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QColor alphaColor(Qt::black);
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alphaColor.setAlphaF(qMin(0.95, d->opacity));
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bufferPainter.fillRect(buffer.rect(), alphaColor);
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bufferPainter.end();
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painter->drawPixmap(QPoint(0,0), buffer);
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buttonOpt.palette.setColor(QPalette::ButtonText, KColorUtils::mix(Plasma::Theme::defaultTheme()->color(Plasma::Theme::ButtonTextColor), Plasma::Theme::defaultTheme()->color(Plasma::Theme::TextColor), 1-d->opacity));
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} else {
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d->background->paintFrame(painter);
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buttonOpt.palette.setColor(QPalette::ButtonText, Plasma::Theme::defaultTheme()->color(Plasma::Theme::ButtonTextColor));
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}
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} else {
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buttonOpt.palette.setColor(QPalette::ButtonText, Plasma::Theme::defaultTheme()->color(Plasma::Theme::TextColor));
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}
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button->style()->drawControl(QStyle::CE_ToolButtonLabel, &buttonOpt, painter, button);
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}
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void ToolButton::hoverEnterEvent(QGraphicsSceneHoverEvent *event)
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{
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if (nativeWidget()->isDown()) {
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return;
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}
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const int FadeInDuration = 75;
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if (d->animId) {
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Plasma::Animator::self()->stopCustomAnimation(d->animId);
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}
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d->animId = Plasma::Animator::self()->customAnimation(
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40 / (1000 / FadeInDuration), FadeInDuration,
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Plasma::Animator::LinearCurve, this, "animationUpdate");
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d->background->setElementPrefix("active");
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QGraphicsProxyWidget::hoverEnterEvent(event);
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}
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void ToolButton::hoverLeaveEvent(QGraphicsSceneHoverEvent *event)
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{
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if (nativeWidget()->isDown()) {
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return;
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}
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const int FadeOutDuration = 150;
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if (d->animId) {
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Plasma::Animator::self()->stopCustomAnimation(d->animId);
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}
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d->fadeIn = false;
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d->animId = Plasma::Animator::self()->customAnimation(
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40 / (1000 / FadeOutDuration), FadeOutDuration,
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Plasma::Animator::LinearCurve, this, "animationUpdate");
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d->background->setElementPrefix("active");
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QGraphicsProxyWidget::hoverLeaveEvent(event);
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}
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} // namespace Plasma
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#include <toolbutton.moc>
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115
widgets/toolbutton.h
Normal file
115
widgets/toolbutton.h
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@ -0,0 +1,115 @@
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/*
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* Copyright 2008 Aaron Seigo <aseigo@kde.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Library General Public License as
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* published by the Free Software Foundation; either version 2, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this program; if not, write to the
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* Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*/
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#ifndef PLASMA_TOOLBUTTON_H
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#define PLASMA_TOOLBUTTON_H
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#include <QtGui/QGraphicsProxyWidget>
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class QToolButton;
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#include <plasma/plasma_export.h>
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namespace Plasma
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{
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class ToolButtonPrivate;
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/**
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* @class ToolButton plasma/widgets/pushbutton.h <Plasma/Widgets/ToolButton>
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*
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* @short Provides a plasma-themed QToolButton.
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*/
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class PLASMA_EXPORT ToolButton : public QGraphicsProxyWidget
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{
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Q_OBJECT
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Q_PROPERTY(QGraphicsWidget *parentWidget READ parentWidget)
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Q_PROPERTY(QString text READ text WRITE setText)
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Q_PROPERTY(QString image READ image WRITE setImage)
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Q_PROPERTY(QString stylesheet READ styleSheet WRITE setStyleSheet)
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Q_PROPERTY(QToolButton *nativeWidget READ nativeWidget)
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public:
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explicit ToolButton(QGraphicsWidget *parent = 0);
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~ToolButton();
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/**
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* Sets the display text for this ToolButton
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*
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* @arg text the text to display; should be translated.
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*/
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void setText(const QString &text);
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/**
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* @return the display text
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*/
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QString text() const;
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/**
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* Sets the path to an image to display.
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*
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* @arg path the path to the image; if a relative path, then a themed image will be loaded.
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*/
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void setImage(const QString &path);
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/**
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* @return the image path being displayed currently, or an empty string if none.
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*/
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QString image() const;
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/**
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* Sets the stylesheet used to control the visual display of this ToolButton
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*
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* @arg stylesheet a CSS string
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*/
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void setStyleSheet(const QString &stylesheet);
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/**
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* @return the stylesheet currently used with this widget
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*/
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QString styleSheet();
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/**
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* @return the native widget wrapped by this ToolButton
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*/
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QToolButton *nativeWidget() const;
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Q_SIGNALS:
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void clicked();
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protected:
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void paint(QPainter *painter,
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const QStyleOptionGraphicsItem *option,
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QWidget *widget = 0);
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void resizeEvent(QGraphicsSceneResizeEvent *event);
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void hoverEnterEvent(QGraphicsSceneHoverEvent *event);
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void hoverLeaveEvent(QGraphicsSceneHoverEvent *event);
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private:
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ToolButtonPrivate *const d;
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friend class ToolButtonPrivate;
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Q_PRIVATE_SLOT(d, void syncBorders())
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Q_PRIVATE_SLOT(d, void animationUpdate(qreal progress))
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};
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} // namespace Plasma
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#endif // multiple inclusion guard
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Loading…
Reference in New Issue
Block a user