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tdeartwork/twin-styles/riscos/Manager.cpp

768 lines
18 KiB

/*
RISC OS KWin client
Copyright 2000
Rik Hemsley <rik@kde.org>
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; see the file COPYING. If not, write to
the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
Boston, MA 02110-1301, USA.
*/
#include <unistd.h> // for usleep
#include <config.h> // for usleep on non-linux platforms
#include <math.h> // for sin and cos
#include <tqapplication.h>
#include <tqimage.h>
#include <tqlabel.h>
#include <tqlayout.h>
#include <tqpainter.h>
#include <netwm.h>
#include "Manager.h"
#include "Static.h"
#include "AboveButton.h"
#include "CloseButton.h"
#include "HelpButton.h"
#include "IconifyButton.h"
#include "LowerButton.h"
#include "MaximiseButton.h"
#include "StickyButton.h"
extern "C"
{
KDE_EXPORT KDecorationFactory* create_factory()
{
return new RiscOS::Factory();
}
}
namespace RiscOS
{
Manager::Manager(KDecorationBridge *bridge,
KDecorationFactory *factory)
: KDecoration(bridge, factory),
topLayout_ (NULL),
titleLayout_ (NULL),
titleSpacer_ (NULL)
{
}
Manager::~Manager()
{
}
void Manager::init()
{
createMainWidget(WNoAutoErase);
widget()->installEventFilter(this);
widget()->setBackgroundMode(NoBackground);
leftButtonList_.setAutoDelete(true);
rightButtonList_.setAutoDelete(true);
resetLayout();
}
bool Manager::eventFilter(TQObject *o, TQEvent *e)
{
if (TQT_BASE_OBJECT(o) != TQT_BASE_OBJECT(widget())) return false;
switch (e->type())
{
case TQEvent::Resize:
resizeEvent(TQT_TQRESIZEEVENT(e));
return true;
case TQEvent::Paint:
paintEvent(TQT_TQPAINTEVENT(e));
return true;
case TQEvent::MouseButtonDblClick:
mouseDoubleClickEvent(TQT_TQMOUSEEVENT(e));
return true;
case TQEvent::MouseButtonPress:
processMousePressEvent(TQT_TQMOUSEEVENT(e));
return true;
case TQEvent::Wheel:
wheelEvent( TQT_TQWHEELEVENT( e ));
return true;
case TQEvent::MouseButtonRelease:
return false;
case TQEvent::Show:
return false;
case TQEvent::MouseMove:
return false;
case TQEvent::Enter:
return false;
case TQEvent::Leave:
return false;
case TQEvent::Move:
return false;
default:
return false;
}
}
void Manager::reset(unsigned long /*changed*/)
{
resetLayout();
}
void Manager::borders(int &left, int &right, int &top, int &bottom) const
{
left = right = 1;
top = Static::instance()->titleHeight();
bottom = isResizable() ? Static::instance()->resizeHeight() : 1;
}
void Manager::resize(const TQSize &s)
{
widget()->resize(s);
}
TQSize Manager::minimumSize() const
{
return widget()->minimumSize();
}
void Manager::activeChange()
{
updateTitleBuffer();
widget()->repaint();
emit(activeChanged(isActive()));
}
void Manager::captionChange()
{
updateTitleBuffer();
widget()->repaint();
}
void Manager::iconChange()
{
}
void Manager::maximizeChange()
{
emit(maximizeChanged(maximizeMode() == MaximizeFull));
}
void Manager::desktopChange()
{
}
void Manager::shadeChange()
{
}
void Manager::paintEvent(TQPaintEvent *e)
{
TQPainter p(widget());
TQRect r(e->rect());
bool intersectsLeft = r.intersects(TQRect(0, 0, 1, height()));
bool intersectsRight =
r.intersects(TQRect(width() - 1, 0, width(), height()));
if (intersectsLeft || intersectsRight)
{
p.setPen(TQt::black);
if (intersectsLeft)
p.drawLine(0, r.top(), 0, r.bottom());
if (intersectsRight)
p.drawLine(width() - 1, r.top(), width() - 1, r.bottom());
}
Static * s = Static::instance();
bool active = isActive();
// Title bar.
TQRect tr = titleSpacer_->geometry();
bitBlt(widget(), tr.topLeft(), &titleBuf_);
// Resize bar.
if (isResizable())
{
int rbt = height() - Static::instance()->resizeHeight(); // Resize bar top
bitBlt(widget(), 0, rbt, &(s->resize(active)));
bitBlt(widget(), 30, rbt, &(s->resizeMidLeft(active)));
p.drawTiledPixmap(32, rbt, width() - 34,
Static::instance()->resizeHeight(),
s->resizeMidMid(active));
bitBlt(widget(), width() - 32, rbt, &(s->resizeMidRight(active)));
bitBlt(widget(), width() - 30, rbt, &(s->resize(active)));
}
else
p.drawLine(1, height() - 1, width() - 2, height() - 1);
}
void Manager::resizeEvent(TQResizeEvent*)
{
updateButtonVisibility();
updateTitleBuffer();
widget()->repaint();
}
void Manager::updateButtonVisibility()
{
#if 0
enum SizeProblem = { None, Small, Medium, Big };
SizeProblem sizeProblem = None;
if (width() < 80) sizeProblem = Big;
else if (width() < 100) sizeProblem = Medium;
else if (width() < 180) sizeProblem = Small;
switch (sizeProblem) {
case Small:
above_ ->hide();
lower_ ->hide();
sticky_ ->hide();
help_ ->hide();
iconify_ ->show();
maximise_ ->hide();
close_ ->show();
break;
case Medium:
above_ ->hide();
lower_ ->hide();
sticky_ ->hide();
help_ ->hide();
iconify_ ->hide();
maximise_ ->hide();
close_ ->show();
break;
case Big:
above_ ->hide();
lower_ ->hide();
sticky_ ->hide();
help_ ->hide();
iconify_ ->hide();
maximise_ ->hide();
close_ ->hide();
break;
case None:
default:
above_ ->show();
lower_ ->show();
sticky_ ->show();
if (providesContextHelp())
help_->show();
iconify_ ->show();
maximise_ ->show();
close_ ->show();
break;
}
layout()->activate();
#endif
}
void Manager::updateTitleBuffer()
{
bool active = isActive();
Static * s = Static::instance();
TQRect tr = titleSpacer_->geometry();
if (tr.width() == 0 || tr.height() == 0)
titleBuf_.resize(8, 8);
else
titleBuf_.resize(tr.size());
TQPainter p(&titleBuf_);
p.drawPixmap(0, 0, s->titleTextLeft(active));
p.drawTiledPixmap(3, 0, tr.width() - 6, Static::instance()->titleHeight(),
s->titleTextMid(active));
p.setPen(options()->color(KDecorationOptions::ColorFont, active));
p.setFont(options()->font(active));
p.drawText(4, 2, tr.width() - 8, Static::instance()->titleHeight() - 4,
AlignCenter, caption());
p.drawPixmap(tr.width() - 3, 0, s->titleTextRight(active));
}
KDecoration::Position Manager::mousePosition(const TQPoint& p) const
{
Position m = PositionCenter;
// Look out for off-by-one errors here.
if (isResizable())
{
if (p.y() > (height() - (Static::instance()->resizeHeight() + 1)))
{
// Keep order !
if (p.x() >= (width() - 30))
m = PositionBottomRight;
else if (p.x() <= 30)
m = PositionBottomLeft;
else
m = PositionBottom;
}
else
{
m = PositionCenter;
// Client::mousePosition(p);
}
}
else
{
m = PositionCenter;
// Client::mousePosition(p);
}
return m;
}
void Manager::mouseDoubleClickEvent(TQMouseEvent *e)
{
if (e->button() == Qt::LeftButton && titleSpacer_->geometry().contains(e->pos()))
titlebarDblClickOperation();
}
void Manager::wheelEvent(TQWheelEvent *e)
{
if (isSetShade() || titleLayout_->geometry().contains(e->pos()) )
titlebarMouseWheelOperation( e->delta());
}
void Manager::paletteChange(const TQPalette &)
{
resetLayout();
}
void Manager::stickyChange(bool b)
{
emit(stickyChanged(b));
}
void Manager::slotToggleSticky()
{
toggleOnAllDesktops();
emit(stickyChanged(isOnAllDesktops()));
}
void Manager::slotAbove()
{
setKeepAbove(!keepAbove());
}
void Manager::slotLower()
{
setKeepBelow(!keepBelow());
}
void Manager::slotMaximizeClicked(ButtonState state)
{
#if KDE_IS_VERSION(3, 3, 0)
maximize(state);
#else
switch (state)
{
case RightButton:
maximize(maximizeMode() ^ MaximizeHorizontal);
break;
case MidButton:
maximize(maximizeMode() ^ MaximizeVertical);
break;
case LeftButton:
default:
maximize(maximizeMode() == MaximizeFull ? MaximizeRestore
: MaximizeFull);
break;
}
#endif
emit(maximizeChanged(maximizeMode() == MaximizeFull));
}
bool Manager::animateMinimize(bool iconify)
{
int style = Static::instance()->animationStyle();
switch (style)
{
case 1:
{
// Double twisting double back, with pike ;)
if (!iconify) // No animation for restore.
return true;
// Go away quick.
helperShowHide(false);
tqApp->syncX();
TQRect r = iconGeometry();
if (!r.isValid())
return true;
// Algorithm taken from Window Maker (http://www.windowmaker.org)
int sx = geometry().x();
int sy = geometry().y();
int sw = width();
int sh = height();
int dx = r.x();
int dy = r.y();
int dw = r.width();
int dh = r.height();
double steps = 12;
double xstep = double((dx-sx)/steps);
double ystep = double((dy-sy)/steps);
double wstep = double((dw-sw)/steps);
double hstep = double((dh-sh)/steps);
double cx = sx;
double cy = sy;
double cw = sw;
double ch = sh;
double finalAngle = 3.14159265358979323846;
double delta = finalAngle / steps;
TQPainter p(workspaceWidget());
p.setRasterOp(TQt::NotROP);
for (double angle = 0; ; angle += delta)
{
if (angle > finalAngle)
angle = finalAngle;
double dx = (cw / 10) - ((cw / 5) * sin(angle));
double dch = (ch / 2) * cos(angle);
double midy = cy + (ch / 2);
TQPoint p1(int(cx + dx), int(midy - dch));
TQPoint p2(int(cx + cw - dx), p1.y());
TQPoint p3(int(cx + dw + dx), int(midy + dch));
TQPoint p4(int(cx - dx), p3.y());
grabXServer();
p.drawLine(p1, p2);
p.drawLine(p2, p3);
p.drawLine(p3, p4);
p.drawLine(p4, p1);
p.flush();
usleep(500);
p.drawLine(p1, p2);
p.drawLine(p2, p3);
p.drawLine(p3, p4);
p.drawLine(p4, p1);
ungrabXServer();
cx += xstep;
cy += ystep;
cw += wstep;
ch += hstep;
if (angle >= finalAngle)
break;
}
}
break;
case 2:
{
// KVirc style ? Maybe. For qwertz.
if (!iconify) // No animation for restore.
return true;
// Go away quick.
helperShowHide(false);
tqApp->syncX();
int stepCount = 12;
TQRect r(geometry());
int dx = r.width() / (stepCount * 2);
int dy = r.height() / (stepCount * 2);
TQPainter p(workspaceWidget());
p.setRasterOp(TQt::NotROP);
for (int step = 0; step < stepCount; step++)
{
r.moveBy(dx, dy);
r.setWidth(r.width() - 2 * dx);
r.setHeight(r.height() - 2 * dy);
grabXServer();
p.drawRect(r);
p.flush();
usleep(200);
p.drawRect(r);
ungrabXServer();
}
}
break;
default:
{
TQRect icongeom = iconGeometry();
if (!icongeom.isValid())
return true;
TQRect wingeom = geometry();
TQPainter p(workspaceWidget());
p.setRasterOp(TQt::NotROP);
#if 0
if (iconify)
p.setClipRegion(TQRegion(workspaceWidget()->rect()) - wingeom);
#endif
grabXServer();
p.drawLine(wingeom.bottomRight(), icongeom.bottomRight());
p.drawLine(wingeom.bottomLeft(), icongeom.bottomLeft());
p.drawLine(wingeom.topLeft(), icongeom.topLeft());
p.drawLine(wingeom.topRight(), icongeom.topRight());
p.flush();
tqApp->syncX();
usleep(30000);
p.drawLine(wingeom.bottomRight(), icongeom.bottomRight());
p.drawLine(wingeom.bottomLeft(), icongeom.bottomLeft());
p.drawLine(wingeom.topLeft(), icongeom.topLeft());
p.drawLine(wingeom.topRight(), icongeom.topRight());
ungrabXServer();
}
break;
}
return true;
}
void Manager::createTitle()
{
leftButtonList_.clear();
rightButtonList_.clear();
TQString buttons;
if (options()->customButtonPositions())
buttons = options()->titleButtonsLeft() + "|" +
options()->titleButtonsRight();
else
buttons = "XSH|IA";
TQPtrList<Button> *buttonList = &leftButtonList_;
for (unsigned int i = 0; i < buttons.length(); ++i)
{
Button * tb = NULL;
switch (buttons[i].latin1())
{
case 'S': // Sticky
tb = new StickyButton(widget());
connect(this, TQT_SIGNAL(stickyChanged(bool)),
tb, TQT_SLOT(setOn(bool)));
connect(tb, TQT_SIGNAL(toggleSticky()), this, TQT_SLOT(slotToggleSticky()));
emit(stickyChanged(isOnAllDesktops()));
break;
case 'H': // Help
if (providesContextHelp())
{
tb = new HelpButton(widget());
connect(tb, TQT_SIGNAL(help()), this, TQT_SLOT(showContextHelp()));
}
break;
case 'I': // Minimize
if (isMinimizable())
{
tb = new IconifyButton(widget());
connect(tb, TQT_SIGNAL(iconify()), this, TQT_SLOT(minimize()));
}
break;
case 'A': // Maximize
if (isMaximizable())
{
tb = new MaximiseButton(widget());
connect(tb, TQT_SIGNAL(maximizeClicked(ButtonState)),
this, TQT_SLOT(slotMaximizeClicked(ButtonState)));
connect(this, TQT_SIGNAL(maximizeChanged(bool)),
tb, TQT_SLOT(setOn(bool)));
emit(maximizeChanged(maximizeMode() == MaximizeFull));
}
break;
case 'F': // Above
tb = new AboveButton(widget());
connect(tb, TQT_SIGNAL(above()), this, TQT_SLOT(slotAbove()));
break;
case 'B': // Lower
tb = new LowerButton(widget());
connect(tb, TQT_SIGNAL(lower()), this, TQT_SLOT(slotLower()));
break;
case 'X': // Close
if (isCloseable())
{
tb = new CloseButton(widget());
connect(tb, TQT_SIGNAL(closeWindow()), this, TQT_SLOT(closeWindow()));
}
break;
case '|':
buttonList = &rightButtonList_;
break;
}
if (tb != NULL)
{
connect(this, TQT_SIGNAL(activeChanged(bool)), tb, TQT_SLOT(setActive(bool)));
buttonList->append(tb);
}
}
for (TQPtrListIterator<Button> it(leftButtonList_); it.current(); ++it)
{
it.current()->setAlignment(Button::Left);
titleLayout_->addWidget(it.current());
}
titleSpacer_ = new TQSpacerItem(0, Static::instance()->titleHeight(),
TQSizePolicy::Expanding, TQSizePolicy::Fixed);
titleLayout_->addItem(titleSpacer_);
for (TQPtrListIterator<Button> it(rightButtonList_); it.current(); ++it)
{
it.current()->setAlignment(Button::Right);
titleLayout_->addWidget(it.current());
}
}
void Manager::resetLayout()
{
delete topLayout_;
topLayout_ = new TQVBoxLayout(widget(), 0, 0);
topLayout_->setResizeMode(TQLayout::FreeResize);
titleLayout_ = new TQBoxLayout(topLayout_, TQBoxLayout::LeftToRight, 0, 0);
titleLayout_->setResizeMode(TQLayout::FreeResize);
createTitle();
TQBoxLayout *midLayout = new TQBoxLayout(topLayout_, TQBoxLayout::LeftToRight,
0, 0);
midLayout->setResizeMode(TQLayout::FreeResize);
midLayout->addSpacing(1);
if (isPreview())
midLayout->addWidget(
new TQLabel(i18n("<center><b>RiscOS preview</b></center>"), widget()));
midLayout->addSpacing(1);
if (isResizable())
topLayout_->addSpacing(Static::instance()->resizeHeight());
else
topLayout_->addSpacing(1);
}
// --------------------
Factory::Factory()
{
(void) RiscOS::Static::instance();
}
Factory::~Factory()
{
delete RiscOS::Static::instance();
}
bool Factory::reset(unsigned long /*changed*/)
{
RiscOS::Static::instance()->reset();
return true;
}
bool Factory::supports( Ability ability )
{
switch( ability )
{
case AbilityAnnounceButtons:
case AbilityButtonOnAllDesktops:
case AbilityButtonHelp:
case AbilityButtonMinimize:
case AbilityButtonMaximize:
case AbilityButtonClose:
case AbilityButtonAboveOthers:
case AbilityButtonBelowOthers:
return true;
default:
return false;
};
}
KDecoration* Factory::createDecoration(KDecorationBridge *bridge)
{
return new Manager(bridge, this);
}
} // End namespace
// vim:ts=2:sw=2:tw=78
#include "Manager.moc"