1492 lines
57 KiB
C++
1492 lines
57 KiB
C++
/********************************************************************
|
|
KWin - the KDE window manager
|
|
This file is part of the KDE project.
|
|
|
|
Copyright (C) 2007 Rivo Laks <rivolaks@hot.ee>
|
|
Copyright (C) 2008 Lucas Murray <lmurray@undefinedfire.com>
|
|
|
|
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. If not, see <http://www.gnu.org/licenses/>.
|
|
*********************************************************************/
|
|
|
|
#include "presentwindows.h"
|
|
|
|
#include <kactioncollection.h>
|
|
#include <kaction.h>
|
|
#include <klocale.h>
|
|
#include <kcolorscheme.h>
|
|
#include <kconfiggroup.h>
|
|
#include <kdebug.h>
|
|
|
|
#include <QMouseEvent>
|
|
#include <QPainter>
|
|
|
|
#include <math.h>
|
|
#include <assert.h>
|
|
#include <limits.h>
|
|
|
|
namespace KWin
|
|
{
|
|
|
|
KWIN_EFFECT( presentwindows, PresentWindowsEffect )
|
|
|
|
PresentWindowsEffect::PresentWindowsEffect()
|
|
: m_borderActivate( ElectricNone )
|
|
, m_borderActivateAll( ElectricNone )
|
|
, m_activated( false )
|
|
, m_allDesktops( false )
|
|
, m_ignoreMinimized( false )
|
|
, m_decalOpacity( 0.0 )
|
|
//, m_input()
|
|
, m_hasKeyboardGrab( false )
|
|
, m_tabBoxEnabled( false )
|
|
//, m_motionManager()
|
|
//, m_windowData()
|
|
, m_highlightedWindow( NULL )
|
|
//, m_gridSizes()
|
|
//, m_windowFilter()
|
|
#ifdef KWIN_HAVE_OPENGL_COMPOSITING
|
|
, m_filterTexture( NULL )
|
|
//, m_filterTextureRect()
|
|
//, m_filterFrameRect()
|
|
#endif
|
|
{
|
|
KActionCollection* actionCollection = new KActionCollection( this );
|
|
KAction* a = ( KAction* )actionCollection->addAction( "Expose" );
|
|
a->setText( i18n( "Toggle Present Windows (Current desktop)" ));
|
|
a->setGlobalShortcut( KShortcut( Qt::CTRL + Qt::Key_F9 ));
|
|
connect( a, SIGNAL( triggered(bool) ), this, SLOT( toggleActive() ));
|
|
KAction* b = ( KAction* )actionCollection->addAction( "ExposeAll" );
|
|
b->setText( i18n( "Toggle Present Windows (All desktops)" ));
|
|
b->setGlobalShortcut( KShortcut( Qt::CTRL + Qt::Key_F10 ));
|
|
connect( b, SIGNAL( triggered(bool) ), this, SLOT( toggleActiveAllDesktops() ));
|
|
reconfigure( ReconfigureAll );
|
|
}
|
|
|
|
PresentWindowsEffect::~PresentWindowsEffect()
|
|
{
|
|
effects->unreserveElectricBorder( m_borderActivate );
|
|
effects->unreserveElectricBorder( m_borderActivateAll );
|
|
discardFilterTexture();
|
|
}
|
|
|
|
void PresentWindowsEffect::reconfigure( ReconfigureFlags )
|
|
{
|
|
KConfigGroup conf = effects->effectConfig("PresentWindows");
|
|
effects->unreserveElectricBorder( m_borderActivate );
|
|
effects->unreserveElectricBorder( m_borderActivateAll );
|
|
m_borderActivate = ElectricBorder( conf.readEntry( "BorderActivate", int( ElectricNone )));
|
|
m_borderActivateAll = ElectricBorder( conf.readEntry( "BorderActivateAll", int( ElectricTopLeft )));
|
|
effects->reserveElectricBorder( m_borderActivate );
|
|
effects->reserveElectricBorder( m_borderActivateAll );
|
|
m_layoutMode = conf.readEntry( "LayoutMode", int( LayoutNatural ));
|
|
m_showCaptions = conf.readEntry( "DrawWindowCaptions", true );
|
|
m_showIcons = conf.readEntry( "DrawWindowIcons", true );
|
|
m_tabBoxAllowed = conf.readEntry( "TabBox", false );
|
|
m_ignoreMinimized = conf.readEntry( "IgnoreMinimized", false );
|
|
m_accuracy = conf.readEntry( "Accuracy", 1 ) * 20;
|
|
m_fillGaps = conf.readEntry( "FillGaps", true );
|
|
m_fadeDuration = double( animationTime( 150 ));
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Screen painting
|
|
|
|
void PresentWindowsEffect::prePaintScreen( ScreenPrePaintData &data, int time )
|
|
{
|
|
m_motionManager.calculate( time );
|
|
|
|
// We need to mark the screen as having been transformed otherwise there will be no repainting
|
|
if( m_activated || m_motionManager.managingWindows() )
|
|
data.mask |= Effect::PAINT_SCREEN_WITH_TRANSFORMED_WINDOWS;
|
|
|
|
if( m_activated )
|
|
m_decalOpacity = qMin( 1.0, m_decalOpacity + time / m_fadeDuration );
|
|
else
|
|
m_decalOpacity = qMax( 0.0, m_decalOpacity - time / m_fadeDuration );
|
|
|
|
effects->prePaintScreen( data, time );
|
|
}
|
|
|
|
void PresentWindowsEffect::paintScreen( int mask, QRegion region, ScreenPaintData &data )
|
|
{
|
|
effects->paintScreen( mask, region, data );
|
|
|
|
// Display the filter box
|
|
#ifdef KWIN_HAVE_OPENGL_COMPOSITING
|
|
if( m_filterTexture && region.intersects( m_filterFrameRect ))
|
|
{
|
|
glPushAttrib( GL_CURRENT_BIT | GL_ENABLE_BIT );
|
|
glEnable( GL_BLEND );
|
|
glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
|
|
|
|
// First render the frame
|
|
QColor color = QPalette().color( QPalette::Active, QPalette::Highlight );
|
|
glColor4f( color.redF(), color.greenF(), color.blueF(), 0.75f );
|
|
renderRoundBoxWithEdge( m_filterFrameRect );
|
|
|
|
// Then the text on top of it
|
|
m_filterTexture->bind();
|
|
m_filterTexture->render( region, m_filterTextureRect );
|
|
m_filterTexture->unbind();
|
|
glPopAttrib();
|
|
}
|
|
#endif
|
|
}
|
|
|
|
void PresentWindowsEffect::postPaintScreen()
|
|
{
|
|
if( m_motionManager.areWindowsMoving() )
|
|
effects->addRepaintFull();
|
|
else if( !m_activated && m_motionManager.managingWindows() )
|
|
{ // We have finished moving them back, stop processing
|
|
m_motionManager.unmanageAll();
|
|
m_windowData.clear();
|
|
effects->setActiveFullScreenEffect( NULL );
|
|
}
|
|
|
|
// Update windows that are changing brightness or opacity
|
|
foreach( EffectWindow *w, m_windowData.keys() )
|
|
{
|
|
if( m_windowData[w].opacity > 0.0 && m_windowData[w].opacity < 1.0 )
|
|
w->addRepaintFull();
|
|
if( m_windowData[w].highlight > 0.0 && m_windowData[w].highlight < 1.0 )
|
|
w->addRepaintFull();
|
|
}
|
|
|
|
effects->postPaintScreen();
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Window painting
|
|
|
|
void PresentWindowsEffect::prePaintWindow( EffectWindow *w, WindowPrePaintData &data, int time )
|
|
{
|
|
// TODO: We should also check to see if any windows are fading just in case fading takes longer
|
|
// than moving the windows when the effect is deactivated.
|
|
if( m_activated || m_motionManager.areWindowsMoving() )
|
|
{
|
|
w->enablePainting( EffectWindow::PAINT_DISABLED_BY_MINIMIZE ); // Display always
|
|
w->enablePainting( EffectWindow::PAINT_DISABLED_BY_DESKTOP );
|
|
|
|
// Calculate window's opacity
|
|
// TODO: Minimized windows or windows not on the current desktop are only 75% visible?
|
|
if( m_windowData[w].visible )
|
|
m_windowData[w].opacity = qMin(/*( w->isMinimized() || !w->isOnCurrentDesktop() ) ? 0.75 :*/ 1.0,
|
|
m_windowData[w].opacity + time / m_fadeDuration );
|
|
else
|
|
m_windowData[w].opacity = qMax( 0.0, m_windowData[w].opacity - time / m_fadeDuration );
|
|
if( m_windowData[w].opacity == 0.0 )
|
|
w->disablePainting( EffectWindow::PAINT_DISABLED );
|
|
else if( m_windowData[w].opacity != 1.0 )
|
|
data.setTranslucent();
|
|
|
|
// Calculate window's brightness
|
|
if( w == m_highlightedWindow || !m_activated )
|
|
m_windowData[w].highlight = qMin( 1.0, m_windowData[w].highlight + time / m_fadeDuration );
|
|
else
|
|
m_windowData[w].highlight = qMax( 0.0, m_windowData[w].highlight - time / m_fadeDuration );
|
|
|
|
if( m_motionManager.isManaging( w ))
|
|
data.setTransformed(); // We will be moving this window
|
|
}
|
|
effects->prePaintWindow( w, data, time );
|
|
}
|
|
|
|
void PresentWindowsEffect::paintWindow( EffectWindow *w, int mask, QRegion region, WindowPaintData &data )
|
|
{
|
|
if( m_activated || m_motionManager.areWindowsMoving() )
|
|
{
|
|
// Apply opacity and brightness
|
|
data.opacity *= m_windowData[w].opacity;
|
|
data.brightness *= interpolate( 0.7, 1.0, m_windowData[w].highlight );
|
|
|
|
if( m_motionManager.isManaging( w ))
|
|
{
|
|
m_motionManager.apply( w, data );
|
|
|
|
effects->paintWindow( w, mask, region, data );
|
|
|
|
const WindowData &wData = m_windowData[w];
|
|
if( m_showIcons )
|
|
paintWindowIcon( w, data );
|
|
if( m_showCaptions )
|
|
{
|
|
QString text = w->caption();
|
|
QRect textArea( w->x() + data.xTranslate, w->y() + data.yTranslate,
|
|
w->width() * data.xScale, w->height() * data.yScale );
|
|
textArea.adjust( 10, 10, -10, -10 );
|
|
double opacity = (0.7 + 0.2 * wData.highlight) * data.opacity * m_decalOpacity;
|
|
QColor textcolor( 255, 255, 255, int( 255 * opacity ));
|
|
QColor bgcolor( 0, 0, 0, int( 255 * opacity ));
|
|
QFont f;
|
|
f.setBold( true );
|
|
f.setPointSize( 12 );
|
|
effects->paintTextWithBackground( text, textArea, textcolor, bgcolor, f );
|
|
}
|
|
}
|
|
else
|
|
effects->paintWindow( w, mask, region, data );
|
|
}
|
|
else
|
|
effects->paintWindow( w, mask, region, data );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// User interaction
|
|
|
|
void PresentWindowsEffect::windowAdded( EffectWindow *w )
|
|
{
|
|
m_windowData[w].visible = isVisibleWindow( w );
|
|
m_windowData[w].opacity = 0.0;
|
|
m_windowData[w].highlight = 0.0;
|
|
if( isSelectableWindow( w ))
|
|
{
|
|
m_motionManager.manage( w );
|
|
rearrangeWindows();
|
|
}
|
|
}
|
|
|
|
void PresentWindowsEffect::windowClosed( EffectWindow *w )
|
|
{
|
|
if( m_highlightedWindow == w )
|
|
setHighlightedWindow( findFirstWindow() );
|
|
m_windowData[w].visible = false; // TODO: Fix this so they do actually fade out
|
|
rearrangeWindows();
|
|
}
|
|
|
|
void PresentWindowsEffect::windowDeleted( EffectWindow *w )
|
|
{
|
|
m_windowData.remove( w );
|
|
m_motionManager.unmanage( w );
|
|
}
|
|
|
|
bool PresentWindowsEffect::borderActivated( ElectricBorder border )
|
|
{
|
|
if( effects->activeFullScreenEffect() && effects->activeFullScreenEffect() != this )
|
|
return false;
|
|
if( border == m_borderActivate && !m_activated )
|
|
{
|
|
toggleActive();
|
|
return true;
|
|
}
|
|
if( border == m_borderActivateAll && !m_activated )
|
|
{
|
|
toggleActiveAllDesktops();
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
void PresentWindowsEffect::windowInputMouseEvent( Window w, QEvent *e )
|
|
{
|
|
assert( w == m_input );
|
|
|
|
// Which window are we hovering over? Always trigger as we don't always get move events before clicking
|
|
// We cannot use m_motionManager.windowAtPoint() as the window might not be visible
|
|
EffectWindowList windows = m_motionManager.managedWindows();
|
|
for( int i = 0; i < windows.size(); i++ )
|
|
{
|
|
if( m_motionManager.transformedGeometry( windows.at( i )).contains( cursorPos() ) &&
|
|
m_windowData[windows.at( i )].visible )
|
|
{
|
|
if( windows.at( i ) && m_highlightedWindow != windows.at( i ))
|
|
setHighlightedWindow( windows.at( i ));
|
|
break;
|
|
}
|
|
}
|
|
|
|
if( e->type() != QEvent::MouseButtonPress )
|
|
return;
|
|
|
|
QMouseEvent* me = static_cast<QMouseEvent*>( e );
|
|
if( me->button() == Qt::LeftButton )
|
|
{
|
|
if( m_highlightedWindow )
|
|
effects->activateWindow( m_highlightedWindow );
|
|
setActive( false );
|
|
}
|
|
// TODO: User mouse actions. E.g. right-click stickies and middle-click brings to current desktop
|
|
}
|
|
|
|
void PresentWindowsEffect::grabbedKeyboardEvent( QKeyEvent *e )
|
|
{
|
|
if( e->type() == QEvent::KeyPress )
|
|
{
|
|
switch( e->key() )
|
|
{ // Wrap only if not auto-repeating
|
|
case Qt::Key_Left:
|
|
setHighlightedWindow( relativeWindow( m_highlightedWindow, -1, 0, !e->isAutoRepeat() ));
|
|
break;
|
|
case Qt::Key_Right:
|
|
setHighlightedWindow( relativeWindow( m_highlightedWindow, 1, 0, !e->isAutoRepeat() ));
|
|
break;
|
|
case Qt::Key_Up:
|
|
setHighlightedWindow( relativeWindow( m_highlightedWindow, 0, -1, !e->isAutoRepeat() ));
|
|
break;
|
|
case Qt::Key_Down:
|
|
setHighlightedWindow( relativeWindow( m_highlightedWindow, 0, 1, !e->isAutoRepeat() ));
|
|
break;
|
|
case Qt::Key_Home:
|
|
setHighlightedWindow( relativeWindow( m_highlightedWindow, -1000, 0, false ));
|
|
break;
|
|
case Qt::Key_End:
|
|
setHighlightedWindow( relativeWindow( m_highlightedWindow, 1000, 0, false ));
|
|
break;
|
|
case Qt::Key_PageUp:
|
|
setHighlightedWindow( relativeWindow( m_highlightedWindow, 0, -1000, false ));
|
|
break;
|
|
case Qt::Key_PageDown:
|
|
setHighlightedWindow( relativeWindow( m_highlightedWindow, 0, 1000, false ));
|
|
break;
|
|
case Qt::Key_Backspace:
|
|
if( !m_windowFilter.isEmpty() )
|
|
{
|
|
m_windowFilter.remove( m_windowFilter.length() - 1, 1 );
|
|
updateFilterTexture();
|
|
rearrangeWindows();
|
|
}
|
|
return;
|
|
case Qt::Key_Escape:
|
|
setActive( false );
|
|
return;
|
|
case Qt::Key_Return:
|
|
case Qt::Key_Enter:
|
|
if( m_highlightedWindow )
|
|
effects->activateWindow( m_highlightedWindow );
|
|
setActive( false );
|
|
return;
|
|
case Qt::Key_Tab:
|
|
return; // Nothing at the moment
|
|
default:
|
|
if( !e->text().isEmpty() )
|
|
{
|
|
m_windowFilter.append( e->text() );
|
|
updateFilterTexture();
|
|
rearrangeWindows();
|
|
return;
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Tab box
|
|
|
|
void PresentWindowsEffect::tabBoxAdded( int mode )
|
|
{
|
|
if( effects->activeFullScreenEffect() && effects->activeFullScreenEffect() != this )
|
|
return;
|
|
if( m_activated )
|
|
return;
|
|
if( !m_tabBoxAllowed )
|
|
return;
|
|
if( mode == TabBoxWindowsMode && effects->currentTabBoxWindowList().count() > 0 )
|
|
{
|
|
m_tabBoxEnabled = true;
|
|
setActive( true );
|
|
if( m_activated )
|
|
effects->refTabBox();
|
|
}
|
|
}
|
|
|
|
void PresentWindowsEffect::tabBoxClosed()
|
|
{
|
|
if( m_activated )
|
|
{
|
|
m_tabBoxEnabled = false;
|
|
effects->unrefTabBox();
|
|
setActive( false );
|
|
}
|
|
}
|
|
|
|
void PresentWindowsEffect::tabBoxUpdated()
|
|
{
|
|
if( m_activated )
|
|
setHighlightedWindow( effects->currentTabBoxWindow() );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Window rearranging
|
|
|
|
void PresentWindowsEffect::rearrangeWindows()
|
|
{
|
|
if( !m_activated )
|
|
return;
|
|
|
|
effects->addRepaintFull(); // Trigger the first repaint
|
|
|
|
// Work out which windows are on which screens
|
|
EffectWindowList windowlist;
|
|
QList<EffectWindowList> windowlists;
|
|
for( int i = 0; i < effects->numScreens(); i++ )
|
|
windowlists.append( EffectWindowList() );
|
|
|
|
if( m_windowFilter.isEmpty() )
|
|
{
|
|
if( m_tabBoxEnabled )
|
|
// Assume we correctly set things up, should be identical to
|
|
// m_motionManager except just in a slightly different order.
|
|
windowlist = effects->currentTabBoxWindowList();
|
|
else
|
|
windowlist = m_motionManager.managedWindows();
|
|
foreach( EffectWindow *w, m_motionManager.managedWindows() )
|
|
{
|
|
windowlists[w->screen()].append( w );
|
|
m_windowData[w].visible = true;
|
|
}
|
|
}
|
|
else
|
|
{ // Can we move this filtering somewhere else?
|
|
foreach( EffectWindow *w, m_motionManager.managedWindows() )
|
|
{
|
|
if( w->caption().contains( m_windowFilter, Qt::CaseInsensitive ) ||
|
|
w->windowClass().contains( m_windowFilter, Qt::CaseInsensitive ) ||
|
|
w->windowRole().contains( m_windowFilter, Qt::CaseInsensitive ))
|
|
{
|
|
windowlist.append( w );
|
|
windowlists[w->screen()].append( w );
|
|
m_windowData[w].visible = true;
|
|
}
|
|
else
|
|
m_windowData[w].visible = false;
|
|
}
|
|
}
|
|
if( windowlist.isEmpty() )
|
|
{
|
|
setHighlightedWindow( NULL ); // TODO: Having a NULL highlighted window isn't really safe
|
|
return;
|
|
}
|
|
|
|
// We filtered out the highlighted window
|
|
if( m_highlightedWindow )
|
|
{
|
|
if( m_windowData[m_highlightedWindow].visible == false )
|
|
setHighlightedWindow( findFirstWindow() );
|
|
}
|
|
else
|
|
setHighlightedWindow( findFirstWindow() );
|
|
|
|
int screens = m_tabBoxEnabled ? 1 : effects->numScreens();
|
|
for( int screen = 0; screen < screens; screen++ )
|
|
{
|
|
EffectWindowList windows;
|
|
if( m_tabBoxEnabled )
|
|
{ // Kind of cheating here
|
|
screen = effects->activeScreen();
|
|
windows = windowlist;
|
|
}
|
|
else
|
|
windows = windowlists[screen];
|
|
|
|
// Don't rearrange if the grid is the same size as what it was before to prevent
|
|
// windows moving to a better spot if one was filtered out.
|
|
if( m_layoutMode == LayoutRegularGrid &&
|
|
m_gridSizes[screen].columns * m_gridSizes[screen].rows &&
|
|
windows.size() < m_gridSizes[screen].columns * m_gridSizes[screen].rows &&
|
|
windows.size() > ( m_gridSizes[screen].columns - 1) * m_gridSizes[screen].rows &&
|
|
windows.size() > m_gridSizes[screen].columns * ( m_gridSizes[screen].rows - 1 ))
|
|
continue;
|
|
|
|
// No point continuing if there is no windows to process
|
|
if( !windows.count() )
|
|
continue;
|
|
|
|
if( m_layoutMode == LayoutRegularGrid || m_tabBoxEnabled ) // Force the grid for window switching
|
|
calculateWindowTransformationsClosest( windows, screen );
|
|
else if( m_layoutMode == LayoutFlexibleGrid )
|
|
calculateWindowTransformationsKompose( windows, screen );
|
|
else
|
|
calculateWindowTransformationsNatural( windows, screen );
|
|
}
|
|
}
|
|
|
|
void PresentWindowsEffect::calculateWindowTransformationsClosest( EffectWindowList windowlist, int screen )
|
|
{
|
|
QRect area = effects->clientArea( ScreenArea, screen, effects->currentDesktop() );
|
|
int columns = int( ceil( sqrt( double( windowlist.count() ))));
|
|
int rows = int( ceil( windowlist.count() / double( columns )));
|
|
|
|
// Remember the size for later
|
|
m_gridSizes[screen].columns = columns;
|
|
m_gridSizes[screen].rows = rows;
|
|
|
|
// Assign slots
|
|
foreach( EffectWindow *w, windowlist )
|
|
m_windowData[w].slot = -1;
|
|
if( m_tabBoxEnabled )
|
|
{ // Rearrange in the correct order. As rearrangeWindows() is only ever
|
|
// called once so we can use effects->currentTabBoxWindow() here.
|
|
int selectedWindow = qMax( 0, windowlist.indexOf( effects->currentTabBoxWindow() ));
|
|
int slot = 0;
|
|
for( int i = selectedWindow; i < windowlist.count(); i++ )
|
|
m_windowData[windowlist[i]].slot = slot++;
|
|
for( int i = selectedWindow - 1; i >= 0; i-- )
|
|
m_windowData[windowlist[i]].slot = slot++;
|
|
}
|
|
else
|
|
{
|
|
for(;;)
|
|
{
|
|
// Assign each window to the closest available slot
|
|
assignSlots( windowlist, area, columns, rows );
|
|
// Leave only the closest window in each slot, remove further conflicts
|
|
getBestAssignments( windowlist );
|
|
bool allAssigned = true;
|
|
foreach( EffectWindow *w, windowlist )
|
|
if( m_windowData[w].slot == -1 )
|
|
{
|
|
allAssigned = false;
|
|
break;
|
|
}
|
|
if( allAssigned )
|
|
break;
|
|
}
|
|
}
|
|
|
|
int slotWidth = area.width() / columns;
|
|
int slotHeight = area.height() / rows;
|
|
foreach( EffectWindow *w, windowlist )
|
|
{
|
|
assert( m_windowData[w].slot != -1 );
|
|
|
|
// Work out where the slot is
|
|
QRect target(
|
|
area.x() + ( m_windowData[w].slot % columns ) * slotWidth,
|
|
area.y() + ( m_windowData[w].slot / columns ) * slotHeight,
|
|
slotWidth, slotHeight );
|
|
target.adjust( 10, 10, -10, -10 ); // Borders
|
|
double scale;
|
|
if( target.width() / double( w->width() ) < target.height() / double( w->height() ))
|
|
{ // Center vertically
|
|
scale = target.width() / double( w->width() );
|
|
target.moveTop( target.top() + ( target.height() - int( w->height() * scale )) / 2 );
|
|
target.setHeight( int( w->height() * scale ));
|
|
}
|
|
else
|
|
{ // Center horizontally
|
|
scale = target.height() / double( w->height() );
|
|
target.moveLeft( target.left() + ( target.width() - int( w->width() * scale )) / 2 );
|
|
target.setWidth( int( w->width() * scale ));
|
|
}
|
|
// Don't scale the windows too much
|
|
if( scale > 2.0 || ( scale > 1.0 && ( w->width() > 300 || w->height() > 300 )))
|
|
{
|
|
scale = ( w->width() > 300 || w->height() > 300 ) ? 1.0 : 2.0;
|
|
target = QRect(
|
|
target.center().x() - int( w->width() * scale ) / 2,
|
|
target.center().y() - int( w->height() * scale ) / 2,
|
|
scale * w->width(), scale * w->height() );
|
|
}
|
|
m_motionManager.moveWindow( w, target );
|
|
}
|
|
}
|
|
|
|
void PresentWindowsEffect::calculateWindowTransformationsKompose( EffectWindowList windowlist, int screen )
|
|
{
|
|
QRect availRect = effects->clientArea( ScreenArea, screen, effects->currentDesktop() );
|
|
qSort( windowlist ); // The location of the windows should not depend on the stacking order
|
|
|
|
// Following code is taken from Kompose 0.5.4, src/komposelayout.cpp
|
|
|
|
int spacing = 10;
|
|
int rows, columns;
|
|
double parentRatio = availRect.width() / (double)availRect.height();
|
|
// Use more columns than rows when parent's width > parent's height
|
|
if ( parentRatio > 1 )
|
|
{
|
|
columns = (int)ceil( sqrt((double)windowlist.count()) );
|
|
rows = (int)ceil( (double)windowlist.count() / (double)columns );
|
|
}
|
|
else
|
|
{
|
|
rows = (int)ceil( sqrt((double)windowlist.count()) );
|
|
columns = (int)ceil( (double)windowlist.count() / (double)rows );
|
|
}
|
|
//kDebug(1212) << "Using " << rows << " rows & " << columns << " columns for " << windowlist.count() << " clients";
|
|
|
|
// Calculate width & height
|
|
int w = (availRect.width() - (columns+1) * spacing ) / columns;
|
|
int h = (availRect.height() - (rows+1) * spacing ) / rows;
|
|
|
|
EffectWindowList::iterator it( windowlist.begin() );
|
|
QList<QRect> geometryRects;
|
|
QList<int> maxRowHeights;
|
|
// Process rows
|
|
for ( int i=0; i<rows; ++i )
|
|
{
|
|
int xOffsetFromLastCol = 0;
|
|
int maxHeightInRow = 0;
|
|
// Process columns
|
|
for ( int j=0; j<columns; ++j )
|
|
{
|
|
EffectWindow* window;
|
|
|
|
// Check for end of List
|
|
if ( it == windowlist.end() )
|
|
break;
|
|
window = *it;
|
|
|
|
// Calculate width and height of widget
|
|
double ratio = aspectRatio( window );
|
|
|
|
int widgetw = 100;
|
|
int widgeth = 100;
|
|
int usableW = w;
|
|
int usableH = h;
|
|
|
|
// use width of two boxes if there is no right neighbour
|
|
if (window == windowlist.last() && j != columns-1)
|
|
{
|
|
usableW = 2*w;
|
|
}
|
|
++it; // We need access to the neighbour in the following
|
|
// expand if right neighbour has ratio < 1
|
|
if (j != columns-1 && it != windowlist.end() && aspectRatio(*it) < 1)
|
|
{
|
|
int addW = w - widthForHeight(*it, h);
|
|
if ( addW > 0 )
|
|
{
|
|
usableW = w + addW;
|
|
}
|
|
}
|
|
|
|
if ( ratio == -1 )
|
|
{
|
|
widgetw = w;
|
|
widgeth = h;
|
|
}
|
|
else
|
|
{
|
|
double widthByHeight = widthForHeight( window, usableH );
|
|
double heightByWidth = heightForWidth( window, usableW );
|
|
if ( (ratio >= 1.0 && heightByWidth <= usableH) ||
|
|
(ratio < 1.0 && widthByHeight > usableW) )
|
|
{
|
|
widgetw = usableW;
|
|
widgeth = (int)heightByWidth;
|
|
}
|
|
else if ( (ratio < 1.0 && widthByHeight <= usableW) ||
|
|
(ratio >= 1.0 && heightByWidth > usableH) )
|
|
{
|
|
widgeth = usableH;
|
|
widgetw = (int)widthByHeight;
|
|
}
|
|
// Don't upscale large-ish windows
|
|
if( widgetw > window->width() && ( window->width() > 300 || window->height() > 300 ))
|
|
{
|
|
widgetw = window->width();
|
|
widgeth = window->height();
|
|
}
|
|
}
|
|
|
|
// Set the Widget's size
|
|
|
|
int alignmentXoffset = 0;
|
|
int alignmentYoffset = 0;
|
|
if ( i==0 && h > widgeth )
|
|
alignmentYoffset = h - widgeth;
|
|
if ( j==0 && w > widgetw )
|
|
alignmentXoffset = w - widgetw;
|
|
QRect geom( availRect.x() + j * (w + spacing) + spacing + alignmentXoffset + xOffsetFromLastCol,
|
|
availRect.y() + i * (h + spacing) + spacing + alignmentYoffset,
|
|
widgetw, widgeth );
|
|
geometryRects.append(geom);
|
|
|
|
// Set the x offset for the next column
|
|
if (alignmentXoffset==0)
|
|
xOffsetFromLastCol += widgetw-w;
|
|
if (maxHeightInRow < widgeth)
|
|
maxHeightInRow = widgeth;
|
|
}
|
|
maxRowHeights.append(maxHeightInRow);
|
|
}
|
|
|
|
int topOffset = 0;
|
|
for( int i = 0; i < rows; i++ )
|
|
{
|
|
for( int j = 0; j < columns; j++ )
|
|
{
|
|
int pos = i*columns + j;
|
|
if(pos >= windowlist.count())
|
|
break;
|
|
|
|
EffectWindow* window = windowlist[pos];
|
|
QRect target = geometryRects[pos];
|
|
target.setY( target.y() + topOffset );
|
|
m_windowData[window].slot = pos;
|
|
m_motionManager.moveWindow( window, target );
|
|
|
|
//kDebug(1212) << "Window '" << window->caption() << "' gets moved to (" <<
|
|
// mWindowData[window].area.left() << "; " << mWindowData[window].area.right() <<
|
|
// "), scale: " << mWindowData[window].scale << endl;
|
|
}
|
|
if ( maxRowHeights[i]-h > 0 )
|
|
topOffset += maxRowHeights[i]-h;
|
|
}
|
|
}
|
|
|
|
void PresentWindowsEffect::calculateWindowTransformationsNatural( EffectWindowList windowlist, int screen )
|
|
{
|
|
if( windowlist.count() == 1 )
|
|
{ // No idea why this is needed but if there is only one window on a Xinerama screen
|
|
// then the window is scaled into nothingness at (0,0) if its position isn't reset.
|
|
m_motionManager.reset( windowlist[0] );
|
|
return;
|
|
}
|
|
|
|
// As we are using pseudo-random movement (See "slot") we need to make sure the list
|
|
// is always sorted the same way no matter which window is currently active.
|
|
qSort( windowlist );
|
|
|
|
QRect area = effects->clientArea( ScreenArea, screen, effects->currentDesktop() );
|
|
QRect bounds = area;
|
|
int direction = 0;
|
|
QHash<EffectWindow*, QRect> targets;
|
|
foreach( EffectWindow *w, windowlist )
|
|
{
|
|
bounds = bounds.united( w->geometry() );
|
|
targets[w] = w->geometry();
|
|
// Reuse the unused "slot" as a preferred direction attribute. This is used when the window
|
|
// is on the edge of the screen to try to use as much screen real estate as possible.
|
|
m_windowData[w].slot = direction;
|
|
direction++;
|
|
if( direction == 4 )
|
|
direction = 0;
|
|
}
|
|
|
|
// Iterate over all windows, if two overlap push them apart _slightly_ as we try to
|
|
// brute-force the most optimal positions over many iterations.
|
|
bool overlap;
|
|
do
|
|
{
|
|
overlap = false;
|
|
foreach( EffectWindow *w, windowlist )
|
|
{
|
|
foreach( EffectWindow *e, windowlist )
|
|
{
|
|
if( w != e && targets[w].adjusted( -5, -5, 5, 5 ).intersects(
|
|
targets[e].adjusted( -5, -5, 5, 5 )))
|
|
{
|
|
overlap = true;
|
|
|
|
// Determine pushing direction
|
|
QPoint diff( targets[e].center() - targets[w].center() );
|
|
// Prevent dividing by zero and non-movement
|
|
if( diff.x() == 0 && diff.y() == 0 )
|
|
diff.setX( 1 );
|
|
// Try to keep screen aspect ratio
|
|
//if( bounds.height() / bounds.width() > area.height() / area.width() )
|
|
// diff.setY( diff.y() / 2 );
|
|
//else
|
|
// diff.setX( diff.x() / 2 );
|
|
// Approximate a vector of between 10px and 20px in magnitude in the same direction
|
|
diff *= m_accuracy / double( diff.manhattanLength() );
|
|
// Move both windows apart
|
|
targets[w].translate( -diff );
|
|
targets[e].translate( diff );
|
|
|
|
// Try to keep the bounding rect the same aspect as the screen so that more
|
|
// screen real estate is utilised. We do this by splitting the screen into nine
|
|
// equal sections, if the window center is in any of the corner sections pull the
|
|
// window towards the outer corner. If it is in any of the other edge sections
|
|
// alternate between each corner on that edge. We don't want to determine it
|
|
// randomly as it will not produce consistant locations when using the filter.
|
|
// Only move one window so we don't cause large amounts of unnecessary zooming
|
|
// in some situations. We need to do this even when expanding later just in case
|
|
// all windows are the same size.
|
|
// (We are using an old bounding rect for this, hopefully it doesn't matter)
|
|
int xSection = ( targets[w].x() - bounds.x() ) / ( bounds.width() / 3 );
|
|
int ySection = ( targets[w].y() - bounds.y() ) / ( bounds.height() / 3 );
|
|
diff = QPoint( 0, 0 );
|
|
if( xSection != 1 || ySection != 1 ) // Remove this if you want the center to pull as well
|
|
{
|
|
if( xSection == 1 )
|
|
xSection = ( m_windowData[w].slot / 2 ? 2 : 0 );
|
|
if( ySection == 1 )
|
|
ySection = ( m_windowData[w].slot % 2 ? 2 : 0 );
|
|
}
|
|
if( xSection == 0 && ySection == 0 )
|
|
diff = QPoint( bounds.topLeft() - targets[w].center() );
|
|
if( xSection == 2 && ySection == 0 )
|
|
diff = QPoint( bounds.topRight() - targets[w].center() );
|
|
if( xSection == 2 && ySection == 2 )
|
|
diff = QPoint( bounds.bottomRight() - targets[w].center() );
|
|
if( xSection == 0 && ySection == 2 )
|
|
diff = QPoint( bounds.bottomLeft() - targets[w].center() );
|
|
if( diff.x() != 0 || diff.y() != 0 )
|
|
{
|
|
diff *= m_accuracy / double( diff.manhattanLength() );
|
|
targets[w].translate( diff );
|
|
}
|
|
|
|
// Update bounding rect
|
|
bounds = bounds.united( targets[w] );
|
|
bounds = bounds.united( targets[e] );
|
|
}
|
|
}
|
|
}
|
|
} while( overlap );
|
|
|
|
// Work out scaling by getting the most top-left and most bottom-right window coords.
|
|
// The 20's and 10's are so that the windows don't touch the edge of the screen.
|
|
double scale;
|
|
if( bounds == area )
|
|
scale = 1.0; // Don't add borders to the screen
|
|
else if( area.width() / double( bounds.width() ) < area.height() / double( bounds.height() ))
|
|
scale = ( area.width() - 20 ) / double( bounds.width() );
|
|
else
|
|
scale = ( area.height() - 20 ) / double( bounds.height() );
|
|
// Make bounding rect fill the screen size for later steps
|
|
bounds = QRect(
|
|
bounds.x() - ( area.width() - 20 - bounds.width() * scale ) / 2 - 10 / scale,
|
|
bounds.y() - ( area.height() - 20 - bounds.height() * scale ) / 2 - 10 / scale,
|
|
area.width() / scale,
|
|
area.height() / scale
|
|
);
|
|
|
|
// Move all windows back onto the screen and set their scale
|
|
foreach( EffectWindow *w, windowlist )
|
|
targets[w] = QRect(
|
|
( targets[w].x() - bounds.x() ) * scale + area.x(),
|
|
( targets[w].y() - bounds.y() ) * scale + area.y(),
|
|
targets[w].width() * scale,
|
|
targets[w].height() * scale
|
|
);
|
|
|
|
// Try to fill the gaps by enlarging windows if they have the space
|
|
if( m_fillGaps )
|
|
{
|
|
// Don't expand onto or over the border
|
|
QRegion borderRegion( area.adjusted( -200, -200, 200, 200 ));
|
|
borderRegion ^= area.adjusted( 10 / scale, 10 / scale, -10 / scale, -10 / scale );
|
|
|
|
bool moved;
|
|
do
|
|
{
|
|
moved = false;
|
|
foreach( EffectWindow *w, windowlist )
|
|
{
|
|
QRect oldRect;
|
|
// This may cause some slight distortion if the windows are enlarged a large amount
|
|
int widthDiff = m_accuracy;
|
|
int heightDiff = heightForWidth( w, targets[w].width() + widthDiff ) - targets[w].height();
|
|
int xDiff = widthDiff / 2; // Also move a bit in the direction of the enlarge, allows the
|
|
int yDiff = heightDiff / 2; // center windows to be enlarged if there is gaps on the side.
|
|
|
|
// Attempt enlarging to the top-right
|
|
oldRect = targets[w];
|
|
targets[w] = QRect(
|
|
targets[w].x() + xDiff,
|
|
targets[w].y() - yDiff - heightDiff,
|
|
targets[w].width() + widthDiff,
|
|
targets[w].height() + heightDiff
|
|
);
|
|
if( isOverlappingAny( w, targets, borderRegion ))
|
|
targets[w] = oldRect;
|
|
else
|
|
moved = true;
|
|
|
|
// Attempt enlarging to the bottom-right
|
|
oldRect = targets[w];
|
|
targets[w] = QRect(
|
|
targets[w].x() + xDiff,
|
|
targets[w].y() + yDiff,
|
|
targets[w].width() + widthDiff,
|
|
targets[w].height() + heightDiff
|
|
);
|
|
if( isOverlappingAny( w, targets, borderRegion ))
|
|
targets[w] = oldRect;
|
|
else
|
|
moved = true;
|
|
|
|
// Attempt enlarging to the bottom-left
|
|
oldRect = targets[w];
|
|
targets[w] = QRect(
|
|
targets[w].x() - xDiff - widthDiff,
|
|
targets[w].y() + yDiff,
|
|
targets[w].width() + widthDiff,
|
|
targets[w].height() + heightDiff
|
|
);
|
|
if( isOverlappingAny( w, targets, borderRegion ))
|
|
targets[w] = oldRect;
|
|
else
|
|
moved = true;
|
|
|
|
// Attempt enlarging to the top-left
|
|
oldRect = targets[w];
|
|
targets[w] = QRect(
|
|
targets[w].x() - xDiff - widthDiff,
|
|
targets[w].y() - yDiff - heightDiff,
|
|
targets[w].width() + widthDiff,
|
|
targets[w].height() + heightDiff
|
|
);
|
|
if( isOverlappingAny( w, targets, borderRegion ))
|
|
targets[w] = oldRect;
|
|
else
|
|
moved = true;
|
|
}
|
|
} while( moved );
|
|
|
|
// The expanding code above can actually enlarge windows over 1.0/2.0 scale, we don't like this
|
|
// We can't add this to the loop above as it would cause a never-ending loop so we have to make
|
|
// do with the less-than-optimal space usage with using this method.
|
|
foreach( EffectWindow *w, windowlist )
|
|
{
|
|
double scale = targets[w].width() / double( w->width() );
|
|
if( scale > 2.0 || ( scale > 1.0 && ( w->width() > 300 || w->height() > 300 )))
|
|
{
|
|
scale = ( w->width() > 300 || w->height() > 300 ) ? 1.0 : 2.0;
|
|
targets[w] = QRect(
|
|
targets[w].center().x() - int( w->width() * scale ) / 2,
|
|
targets[w].center().y() - int( w->height() * scale ) / 2,
|
|
w->width() * scale,
|
|
w->height() * scale );
|
|
}
|
|
}
|
|
}
|
|
|
|
// Notify the motion manager of the targets
|
|
foreach( EffectWindow *w, windowlist )
|
|
m_motionManager.moveWindow( w, targets[w] );
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Helper functions for window rearranging
|
|
|
|
void PresentWindowsEffect::assignSlots( EffectWindowList windowlist, const QRect &area, int columns, int rows )
|
|
{
|
|
QVector< bool > taken;
|
|
taken.fill( false, columns * rows );
|
|
foreach( EffectWindow* w, windowlist )
|
|
if( m_windowData[w].slot != -1 )
|
|
taken[ m_windowData[w].slot ] = true;
|
|
int slotWidth = area.width() / columns;
|
|
int slotHeight = area.height() / rows;
|
|
if( m_tabBoxEnabled )
|
|
{
|
|
for( int i = 0; i < windowlist.count(); i++ )
|
|
{
|
|
EffectWindow *w = windowlist[i];
|
|
WindowData *wData = &m_windowData[w];
|
|
if( wData->slot != -1 )
|
|
continue; // It's already has a slot
|
|
int x = i % columns;
|
|
int y = i / columns;
|
|
QPoint pos = w->geometry().center();
|
|
if( pos.x() < area.left() )
|
|
pos.setX( area.left() );
|
|
if( pos.x() > area.right() )
|
|
pos.setX( area.right() );
|
|
if( pos.y() < area.top() )
|
|
pos.setY( area.top() );
|
|
if( pos.y() > area.bottom() )
|
|
pos.setY( area.bottom() );
|
|
int xdiff = pos.x() - ( area.x() + slotWidth * x + slotWidth / 2 );
|
|
int ydiff = pos.y() - ( area.y() + slotHeight * y + slotHeight / 2 );
|
|
int dist = int( sqrt( double( xdiff * xdiff + ydiff * ydiff )));
|
|
wData->slot = i;
|
|
wData->slot_distance = dist;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
foreach( EffectWindow *w, windowlist )
|
|
{
|
|
WindowData *wData = &m_windowData[w];
|
|
if( wData->slot != -1 )
|
|
continue; // it already has a slot
|
|
QPoint pos = w->geometry().center();
|
|
if( pos.x() < area.left() )
|
|
pos.setX( area.left() );
|
|
if( pos.x() > area.right() )
|
|
pos.setX( area.right() );
|
|
if( pos.y() < area.top() )
|
|
pos.setY( area.top() );
|
|
if( pos.y() > area.bottom() )
|
|
pos.setY( area.bottom() );
|
|
int distance = INT_MAX;
|
|
for( int x = 0; x < columns; x++ )
|
|
for( int y = 0; y < rows; y++ )
|
|
{
|
|
int slot = x + y * columns;
|
|
if( taken[slot] )
|
|
continue;
|
|
int xdiff = pos.x() - ( area.x() + slotWidth * x + slotWidth / 2 );
|
|
int ydiff = pos.y() - ( area.y() + slotHeight * y + slotHeight / 2 );
|
|
int dist = int( sqrt( double( xdiff * xdiff + ydiff * ydiff )));
|
|
if( dist < distance )
|
|
{
|
|
distance = dist;
|
|
wData->slot = slot;
|
|
wData->slot_distance = distance;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
void PresentWindowsEffect::getBestAssignments( EffectWindowList windowlist )
|
|
{
|
|
foreach( EffectWindow* w1, windowlist )
|
|
{
|
|
WindowData *windowData1 = &m_windowData[w1];
|
|
foreach( EffectWindow* w2, windowlist )
|
|
{
|
|
WindowData *windowData2 = &m_windowData[w2];
|
|
if( w1 != w2 && windowData1->slot == windowData2->slot &&
|
|
windowData1->slot_distance >= windowData2->slot_distance )
|
|
windowData1->slot = -1;
|
|
}
|
|
}
|
|
}
|
|
|
|
bool PresentWindowsEffect::isOverlappingAny( EffectWindow *w, const QHash<EffectWindow*, QRect> &targets, const QRegion &border )
|
|
{
|
|
if( border.intersects( targets[w] ))
|
|
return true;
|
|
// Is there a better way to do this?
|
|
foreach( EffectWindow *e, targets.keys() )
|
|
{
|
|
if( w == e )
|
|
continue;
|
|
if( targets[w].adjusted( -5, -5, 5, 5 ).intersects(
|
|
targets[e].adjusted( -5, -5, 5, 5 )))
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Activation
|
|
|
|
void PresentWindowsEffect::setActive( bool active )
|
|
{
|
|
if( effects->activeFullScreenEffect() && effects->activeFullScreenEffect() != this )
|
|
return;
|
|
if( m_activated == active )
|
|
return;
|
|
if( m_activated && m_tabBoxEnabled )
|
|
{
|
|
effects->closeTabBox();
|
|
return;
|
|
}
|
|
m_activated = active;
|
|
if( m_activated )
|
|
{
|
|
m_decalOpacity = 0.0;
|
|
m_windowFilter.clear();
|
|
|
|
// Add every single window to m_windowData (Just calling [w] creates it)
|
|
foreach( EffectWindow *w, effects->stackingOrder() )
|
|
{
|
|
m_windowData[w].visible = isVisibleWindow( w );
|
|
m_windowData[w].opacity = w->isOnCurrentDesktop() ? 1.0 : 0.0;
|
|
if( !m_tabBoxEnabled && m_ignoreMinimized && w->isMinimized() )
|
|
m_windowData[w].opacity = 0.0;
|
|
m_windowData[w].highlight = 1.0;
|
|
}
|
|
|
|
if( m_tabBoxEnabled )
|
|
{
|
|
foreach( EffectWindow *w, effects->currentTabBoxWindowList() )
|
|
{
|
|
m_motionManager.manage( w );
|
|
m_windowData[w].visible = effects->currentTabBoxWindowList().contains( w );
|
|
}
|
|
// Hide windows not in the list
|
|
foreach( EffectWindow *w, effects->stackingOrder() )
|
|
m_windowData[w].visible = isVisibleWindow( w ) &&
|
|
(!isSelectableWindow( w ) || effects->currentTabBoxWindowList().contains( w ));
|
|
}
|
|
else
|
|
{
|
|
// Filter out special windows such as panels and taskbars
|
|
foreach( EffectWindow *w, effects->stackingOrder() )
|
|
if( isSelectableWindow( w ))
|
|
m_motionManager.manage( w );
|
|
}
|
|
if( m_motionManager.managedWindows().count() < 2 )
|
|
{ // No point triggering if there is nothing to do
|
|
m_activated = false;
|
|
m_windowData.clear();
|
|
m_motionManager.unmanageAll();
|
|
return;
|
|
}
|
|
|
|
// Create temporary input window to catch mouse events
|
|
m_input = effects->createFullScreenInputWindow( this, Qt::PointingHandCursor );
|
|
m_hasKeyboardGrab = effects->grabKeyboard( this );
|
|
effects->setActiveFullScreenEffect( this );
|
|
|
|
m_gridSizes.clear();
|
|
for( int i = 0; i < effects->numScreens(); i++ )
|
|
m_gridSizes.append( GridSize() );
|
|
|
|
rearrangeWindows();
|
|
if( m_tabBoxEnabled )
|
|
setHighlightedWindow( effects->currentTabBoxWindow() );
|
|
else
|
|
setHighlightedWindow( effects->activeWindow() );
|
|
}
|
|
else
|
|
{
|
|
// Fade in/out all windows
|
|
foreach( EffectWindow *w, effects->stackingOrder() )
|
|
{
|
|
// TODO: w->isOnCurrentDesktop(); doesn't seem to be updated immediately
|
|
if( m_highlightedWindow )
|
|
m_windowData[w].visible = ( w->desktop() == m_highlightedWindow->desktop() || w->isOnAllDesktops() ) && !w->isMinimized();
|
|
else // Only called when cancelling the effect, so isOnCurrentDesktop() is fine
|
|
m_windowData[w].visible = w->isOnCurrentDesktop() && !w->isMinimized();
|
|
}
|
|
|
|
// Move all windows back to their original position
|
|
foreach( EffectWindow *w, m_motionManager.managedWindows() )
|
|
m_motionManager.moveWindow( w, w->geometry() );
|
|
discardFilterTexture();
|
|
m_windowFilter.clear();
|
|
|
|
effects->destroyInputWindow( m_input );
|
|
if( m_hasKeyboardGrab )
|
|
effects->ungrabKeyboard();
|
|
m_hasKeyboardGrab = false;
|
|
}
|
|
effects->addRepaintFull(); // Trigger the first repaint
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Filter box
|
|
|
|
void PresentWindowsEffect::discardFilterTexture()
|
|
{
|
|
#ifdef KWIN_HAVE_OPENGL_COMPOSITING
|
|
delete m_filterTexture;
|
|
m_filterTexture = NULL;
|
|
#endif
|
|
}
|
|
|
|
void PresentWindowsEffect::updateFilterTexture()
|
|
{
|
|
#ifdef KWIN_HAVE_OPENGL_COMPOSITING
|
|
discardFilterTexture();
|
|
if( m_windowFilter.isEmpty())
|
|
{
|
|
effects->addRepaint( m_filterTextureRect );
|
|
return;
|
|
}
|
|
// Create font for filter text
|
|
QFont font;
|
|
font.setPointSize( font.pointSize() * 2 );
|
|
font.setBold( true );
|
|
// Get size of the rect containing filter text
|
|
QFontMetrics fm( font );
|
|
QRect rect;
|
|
QString translatedString = i18n( "Filter:\n%1", m_windowFilter );
|
|
rect.setSize( fm.size( 0, translatedString ));
|
|
QRect area = effects->clientArea( PlacementArea, effects->activeScreen(), effects->currentDesktop() );
|
|
// Create image
|
|
QImage im( rect.width(), rect.height(), QImage::Format_ARGB32 );
|
|
im.fill( Qt::transparent );
|
|
// Paint the filter text to it
|
|
QPainter p( &im );
|
|
p.setFont( font );
|
|
p.setPen( QPalette().color( QPalette::Active, QPalette::HighlightedText ));
|
|
p.drawText( rect, Qt::AlignCenter, translatedString );
|
|
p.end();
|
|
// Create GL texture
|
|
m_filterTexture = new GLTexture( im );
|
|
// Get position for filter text and it's frame
|
|
m_filterTextureRect = QRect(
|
|
area.x() + ( area.width() - rect.width() ) / 2,
|
|
area.y() + ( area.height() - rect.height() ) / 2,
|
|
rect.width(), rect.height() );
|
|
m_filterFrameRect = m_filterTextureRect.adjusted( -20, -10, 20, 10 );
|
|
// Schedule repaint
|
|
effects->addRepaint( m_filterTextureRect );
|
|
#endif
|
|
}
|
|
|
|
//-----------------------------------------------------------------------------
|
|
// Helper functions
|
|
|
|
bool PresentWindowsEffect::isSelectableWindow( EffectWindow *w )
|
|
{
|
|
if( w->isSpecialWindow() || w->isUtility() )
|
|
return false;
|
|
if( w->isDeleted() )
|
|
return false;
|
|
if( !m_allDesktops && !w->isOnCurrentDesktop() )
|
|
return false;
|
|
if( !m_tabBoxEnabled && m_ignoreMinimized && w->isMinimized() )
|
|
return false;
|
|
return true;
|
|
}
|
|
|
|
bool PresentWindowsEffect::isVisibleWindow( EffectWindow *w )
|
|
{
|
|
if( w->isDesktop() )
|
|
return true;
|
|
return isSelectableWindow( w );
|
|
}
|
|
|
|
void PresentWindowsEffect::setHighlightedWindow( EffectWindow *w )
|
|
{
|
|
if( w == m_highlightedWindow || ( w != NULL && !m_motionManager.isManaging( w )))
|
|
return;
|
|
|
|
if( m_highlightedWindow )
|
|
m_highlightedWindow->addRepaintFull(); // Trigger the first repaint
|
|
m_highlightedWindow = w;
|
|
if( m_highlightedWindow )
|
|
m_highlightedWindow->addRepaintFull(); // Trigger the first repaint
|
|
|
|
if( m_tabBoxEnabled && m_highlightedWindow )
|
|
effects->setTabBoxWindow( w );
|
|
}
|
|
|
|
EffectWindow* PresentWindowsEffect::relativeWindow( EffectWindow *w, int xdiff, int ydiff, bool wrap ) const
|
|
{ // TODO: Is it possible to select hidden windows?
|
|
EffectWindow* next;
|
|
QRect area = effects->clientArea( FullArea, 0, effects->currentDesktop() );
|
|
QRect detectRect;
|
|
|
|
// Detect across the width of the desktop
|
|
if( xdiff != 0 )
|
|
{
|
|
if( xdiff > 0 )
|
|
{ // Detect right
|
|
for( int i = 0; i < xdiff; i++ )
|
|
{
|
|
QRectF wArea = m_motionManager.transformedGeometry( w );
|
|
detectRect = QRect( 0, wArea.y(), area.width(), wArea.height() );
|
|
next = NULL;
|
|
foreach( EffectWindow* e, m_motionManager.managedWindows() )
|
|
{
|
|
QRectF eArea = m_motionManager.transformedGeometry( e );
|
|
if( eArea.intersects( detectRect ) &&
|
|
eArea.x() > wArea.x() )
|
|
{
|
|
if( next == NULL )
|
|
next = e;
|
|
else
|
|
{
|
|
QRectF nArea = m_motionManager.transformedGeometry( next );
|
|
if( eArea.x() < nArea.x() )
|
|
next = e;
|
|
}
|
|
}
|
|
}
|
|
if( next == NULL )
|
|
{
|
|
if( wrap ) // We are at the right-most window, now get the left-most one to wrap
|
|
return relativeWindow( w, -1000, 0, false );
|
|
break; // No more windows to the right
|
|
}
|
|
w = next;
|
|
}
|
|
return w;
|
|
}
|
|
else
|
|
{ // Detect left
|
|
for( int i = 0; i < -xdiff; i++ )
|
|
{
|
|
QRectF wArea = m_motionManager.transformedGeometry( w );
|
|
detectRect = QRect( 0, wArea.y(), area.width(), wArea.height() );
|
|
next = NULL;
|
|
foreach( EffectWindow* e, m_motionManager.managedWindows() )
|
|
{
|
|
QRectF eArea = m_motionManager.transformedGeometry( e );
|
|
if( eArea.intersects( detectRect ) &&
|
|
eArea.x() + eArea.width() < wArea.x() + wArea.width() )
|
|
{
|
|
if( next == NULL )
|
|
next = e;
|
|
else
|
|
{
|
|
QRectF nArea = m_motionManager.transformedGeometry( next );
|
|
if( eArea.x() + eArea.width() > nArea.x() + nArea.width() )
|
|
next = e;
|
|
}
|
|
}
|
|
}
|
|
if( next == NULL )
|
|
{
|
|
if( wrap ) // We are at the left-most window, now get the right-most one to wrap
|
|
return relativeWindow( w, 1000, 0, false );
|
|
break; // No more windows to the left
|
|
}
|
|
w = next;
|
|
}
|
|
return w;
|
|
}
|
|
}
|
|
|
|
// Detect across the height of the desktop
|
|
if( ydiff != 0 )
|
|
{
|
|
if( ydiff > 0 )
|
|
{ // Detect down
|
|
for( int i = 0; i < ydiff; i++ )
|
|
{
|
|
QRectF wArea = m_motionManager.transformedGeometry( w );
|
|
detectRect = QRect( wArea.x(), 0, wArea.width(), area.height() );
|
|
next = NULL;
|
|
foreach( EffectWindow* e, m_motionManager.managedWindows() )
|
|
{
|
|
QRectF eArea = m_motionManager.transformedGeometry( e );
|
|
if( eArea.intersects( detectRect ) &&
|
|
eArea.y() > wArea.y() )
|
|
{
|
|
if( next == NULL )
|
|
next = e;
|
|
else
|
|
{
|
|
QRectF nArea = m_motionManager.transformedGeometry( next );
|
|
if( eArea.y() < nArea.y() )
|
|
next = e;
|
|
}
|
|
}
|
|
}
|
|
if( next == NULL )
|
|
{
|
|
if( wrap ) // We are at the bottom-most window, now get the top-most one to wrap
|
|
return relativeWindow( w, 0, -1000, false );
|
|
break; // No more windows to the bottom
|
|
}
|
|
w = next;
|
|
}
|
|
return w;
|
|
}
|
|
else
|
|
{ // Detect up
|
|
for( int i = 0; i < -ydiff; i++ )
|
|
{
|
|
QRectF wArea = m_motionManager.transformedGeometry( w );
|
|
detectRect = QRect( wArea.x(), 0, wArea.width(), area.height() );
|
|
next = NULL;
|
|
foreach( EffectWindow* e, m_motionManager.managedWindows() )
|
|
{
|
|
QRectF eArea = m_motionManager.transformedGeometry( e );
|
|
if( eArea.intersects( detectRect ) &&
|
|
eArea.y() + eArea.height() < wArea.y() + wArea.height() )
|
|
{
|
|
if( next == NULL )
|
|
next = e;
|
|
else
|
|
{
|
|
QRectF nArea = m_motionManager.transformedGeometry( next );
|
|
if( eArea.y() + eArea.height() > nArea.y() + nArea.height() )
|
|
next = e;
|
|
}
|
|
}
|
|
}
|
|
if( next == NULL )
|
|
{
|
|
if( wrap ) // We are at the top-most window, now get the bottom-most one to wrap
|
|
return relativeWindow( w, 0, 1000, false );
|
|
break; // No more windows to the top
|
|
}
|
|
w = next;
|
|
}
|
|
return w;
|
|
}
|
|
}
|
|
|
|
abort(); // Should never get here
|
|
}
|
|
|
|
EffectWindow* PresentWindowsEffect::findFirstWindow() const
|
|
{
|
|
EffectWindow *topLeft = NULL;
|
|
QRectF topLeftGeometry;
|
|
foreach( EffectWindow *w, m_motionManager.managedWindows() )
|
|
{
|
|
QRectF geometry = m_motionManager.transformedGeometry( w );
|
|
if( m_windowData[w].visible == false )
|
|
continue; // Not visible
|
|
if( topLeft == NULL )
|
|
{
|
|
topLeft = w;
|
|
topLeftGeometry = geometry;
|
|
}
|
|
else if( geometry.x() < topLeftGeometry.x() || geometry.y() < topLeftGeometry.y() )
|
|
{
|
|
topLeft = w;
|
|
topLeftGeometry = geometry;
|
|
}
|
|
}
|
|
return topLeft;
|
|
}
|
|
|
|
void PresentWindowsEffect::paintWindowIcon( EffectWindow *w, WindowPaintData &data )
|
|
{
|
|
// Don't bother if we don't even have an icon
|
|
if( w->icon().isNull() )
|
|
return;
|
|
|
|
WindowData &wData = m_windowData[w];
|
|
if( wData.icon.cacheKey() != w->icon().cacheKey())
|
|
{ // Make sure data.icon is the right QPixmap, and rebind
|
|
wData.icon = w->icon();
|
|
#ifdef KWIN_HAVE_OPENGL_COMPOSITING
|
|
if( effects->compositingType() == OpenGLCompositing )
|
|
{
|
|
wData.iconTexture = new GLTexture( wData.icon );
|
|
wData.iconTexture->setFilter( GL_LINEAR );
|
|
}
|
|
#endif
|
|
#ifdef KWIN_HAVE_XRENDER_COMPOSITING
|
|
if( effects->compositingType() == XRenderCompositing )
|
|
wData.iconPicture = XRenderPicture( wData.icon );
|
|
#endif
|
|
}
|
|
int icon_margin = 8;
|
|
int width = wData.icon.width();
|
|
int height = wData.icon.height();
|
|
int x = w->x() + data.xTranslate + w->width() * data.xScale * 0.95 - width - icon_margin;
|
|
int y = w->y() + data.yTranslate + w->height() * data.yScale * 0.95 - height - icon_margin;
|
|
#ifdef KWIN_HAVE_OPENGL_COMPOSITING
|
|
if( effects->compositingType() == OpenGLCompositing )
|
|
{
|
|
glPushAttrib( GL_CURRENT_BIT | GL_ENABLE_BIT | GL_TEXTURE_BIT );
|
|
glEnable( GL_BLEND );
|
|
glBlendFunc( GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA );
|
|
// Render some background
|
|
glColor4f( 0, 0, 0, 0.5 * wData.opacity * m_decalOpacity );
|
|
renderRoundBox( QRect( x-3, y-3, width+6, height+6 ), 3 );
|
|
// Render the icon
|
|
glColor4f( 1, 1, 1, 1 * wData.opacity * m_decalOpacity );
|
|
glTexEnvi(GL_TEXTURE_ENV, GL_TEXTURE_ENV_MODE, GL_MODULATE);
|
|
wData.iconTexture->bind();
|
|
wData.iconTexture->render( infiniteRegion(), QRect( x, y, width, height ));
|
|
wData.iconTexture->unbind();
|
|
glPopAttrib();
|
|
}
|
|
#endif
|
|
#ifdef KWIN_HAVE_XRENDER_COMPOSITING
|
|
if( effects->compositingType() == XRenderCompositing )
|
|
{
|
|
XRenderComposite( display(),
|
|
wData.icon.depth() == 32 ? PictOpOver : PictOpSrc,
|
|
wData.iconPicture, None,
|
|
effects->xrenderBufferPicture(),
|
|
0, 0, 0, 0, x, y, width, height );
|
|
}
|
|
#endif
|
|
}
|
|
|
|
} // namespace
|
|
|
|
#include "presentwindows.moc"
|