515 lines
15 KiB
C++
515 lines
15 KiB
C++
/********************************************************************
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KWin - the KDE window manager
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This file is part of the KDE project.
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Copyright (C) 2009 Nikhil Marathe <nsm.nikhil@gmail.com>
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Copyright (C) 2011 Arthur Arlt <a.arlt@stud.uni-heidelberg.de>
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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 General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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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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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*********************************************************************/
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#include <tiling/tiling.h>
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#include <klocale.h>
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#include <knotification.h>
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#include <kwindowinfo.h>
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#include <kwindowsystem.h>
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#include <KActionCollection>
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#include <KDE/KAction>
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#include "tile.h"
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#include "tilinglayout.h"
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#include "tilinglayoutfactory.h"
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#include "workspace.h"
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namespace KWin {
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Tiling::Tiling(KWin::Workspace* w)
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: QObject(w)
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, m_workspace(w)
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, tilingEnabled_(false)
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{
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}
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Tiling::~Tiling()
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{
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}
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void Tiling::initShortcuts(KActionCollection* keys){
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KAction *a = NULL;
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#define KEY( name, key, fnSlot ) \
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a = keys->addAction( name ); \
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a->setText( i18n( name ) ); \
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qobject_cast<KAction*>( a )->setGlobalShortcut(KShortcut(key)); \
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connect(a, SIGNAL(triggered(bool)), SLOT(fnSlot));
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a = keys->addAction("Group:Tiling");
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a->setText(i18n("Tiling"));
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KEY(I18N_NOOP("Enable/Disable Tiling"), Qt::SHIFT + Qt::ALT + Qt::Key_F11, slotToggleTiling());
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KEY(I18N_NOOP("Toggle Floating"), Qt::META + Qt::Key_F, slotToggleFloating());
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KEY(I18N_NOOP("Switch Focus Left") , Qt::META + Qt::Key_H, slotFocusTileLeft());
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KEY(I18N_NOOP("Switch Focus Right") , Qt::META + Qt::Key_L, slotFocusTileRight());
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KEY(I18N_NOOP("Switch Focus Up") , Qt::META + Qt::Key_K, slotFocusTileTop());
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KEY(I18N_NOOP("Switch Focus Down") , Qt::META + Qt::Key_J, slotFocusTileBottom());
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KEY(I18N_NOOP("Move Window Left") , Qt::SHIFT + Qt::META + Qt::Key_H, slotMoveTileLeft());
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KEY(I18N_NOOP("Move Window Right") , Qt::SHIFT + Qt::META + Qt::Key_L, slotMoveTileRight());
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KEY(I18N_NOOP("Move Window Up") , Qt::SHIFT + Qt::META + Qt::Key_K, slotMoveTileTop());
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KEY(I18N_NOOP("Move Window Down") , Qt::SHIFT + Qt::META + Qt::Key_J, slotMoveTileBottom());
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KEY(I18N_NOOP("Next Layout"), Qt::META + Qt::Key_PageDown, slotNextTileLayout());
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KEY(I18N_NOOP("Previous Layout"), Qt::META + Qt::Key_PageUp, slotPreviousTileLayout());
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}
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bool Tiling::tilingEnabled() const
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{
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return tilingEnabled_;
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}
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void Tiling::setTilingEnabled(bool tiling)
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{
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if (tilingEnabled() == tiling) return;
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tilingEnabled_ = tiling;
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KSharedConfig::Ptr _config = KGlobal::config();
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KConfigGroup config(_config, "Windows");
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config.writeEntry("TilingOn", tilingEnabled_);
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config.sync();
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options->tilingOn = tilingEnabled_;
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options->tilingLayout = static_cast<TilingLayoutFactory::Layouts>(config.readEntry("TilingDefaultLayout", 0));
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options->tilingRaisePolicy = config.readEntry("TilingRaisePolicy", 0);
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if (tilingEnabled_) {
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connect(m_workspace, SIGNAL(clientAdded(KWin::Client*)), this, SLOT(createTile(KWin::Client*)));
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connect(m_workspace, SIGNAL(clientAdded(KWin::Client*)), this, SLOT(slotResizeTilingLayouts()));
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connect(m_workspace, SIGNAL(numberDesktopsChanged(int)), this, SLOT(slotResizeTilingLayouts()));
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connect(m_workspace, SIGNAL(clientRemoved(KWin::Client*)), this, SLOT(removeTile(KWin::Client*)));
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tilingLayouts.resize(Workspace::self()->numberOfDesktops() + 1);
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foreach (Client * c, Workspace::self()->stackingOrder()) {
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createTile(c);
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}
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} else {
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disconnect(m_workspace, SIGNAL(clientAdded(KWin::Client*)));
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disconnect(m_workspace, SIGNAL(numberDesktopsChanged(int)));
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disconnect(m_workspace, SIGNAL(clientRemoved(KWin::Client*)));
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qDeleteAll(tilingLayouts);
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tilingLayouts.clear();
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}
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}
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void Tiling::slotToggleTiling()
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{
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if (tilingEnabled()) {
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setTilingEnabled(false);
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QString message = i18n("Tiling Disabled");
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KNotification::event("tilingdisabled", message, QPixmap(), NULL, KNotification::CloseOnTimeout, KComponentData("kwin"));
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} else {
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setTilingEnabled(true);
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QString message = i18n("Tiling Enabled");
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KNotification::event("tilingenabled", message, QPixmap(), NULL, KNotification::CloseOnTimeout, KComponentData("kwin"));
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}
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}
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void Tiling::createTile(Client* c)
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{
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if (c == NULL)
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return;
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if (c->desktop() < 0 || c->desktop() >= tilingLayouts.size()) return;
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kDebug(1212) << "Now tiling " << c->caption();
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if (!tilingEnabled() || !tileable(c))
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return;
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Tile *t = new Tile(c, Workspace::self()->clientArea(PlacementArea, c));
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if (!tileable(c)) {
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kDebug(1212) << c->caption() << "is not tileable";
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t->floatTile();
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}
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if (!tilingLayouts.value(c->desktop())) {
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tilingLayouts[c->desktop()] = TilingLayoutFactory::createLayout(TilingLayoutFactory::DefaultLayout, m_workspace);
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tilingLayouts[c->desktop()]->setParent(this);
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}
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tilingLayouts[c->desktop()]->addTile(t);
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tilingLayouts[c->desktop()]->commit();
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}
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void Tiling::removeTile(Client *c)
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{
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if (!tilingLayouts.value(c->desktop())) {
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return;
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}
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if (tilingLayouts[ c->desktop()])
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tilingLayouts[ c->desktop()]->removeTile(c);
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}
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bool Tiling::tileable(Client* c)
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{
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kDebug(1212) << c->caption();
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KWindowInfo info = KWindowSystem::windowInfo(c->window(), -1U, NET::WM2WindowClass);
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kDebug(1212) << "WINDOW CLASS IS " << info.windowClassClass();
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if (info.windowClassClass() == "Plasma-desktop") {
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return false;
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}
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// TODO: if application specific settings
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// to ignore, put them here
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if (!c->isNormalWindow()) {
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return false;
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}
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// 0 means tile it, if we get 1 (floating), don't tile
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if (c->rules()->checkTilingOption(0) == 1) {
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return false;
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}
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kDebug() << "Tiling" << c;
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return true;
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}
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void Tiling::belowCursor()
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{
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// TODO
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}
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Tile* Tiling::getNiceTile() const
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{
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if (!tilingEnabled()) return NULL;
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if (!tilingLayouts.value(m_workspace->activeClient()->desktop())) return NULL;
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return tilingLayouts[ m_workspace->activeClient()->desktop()]->findTile(m_workspace->activeClient());
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// TODO
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}
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void Tiling::updateAllTiles()
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{
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foreach (TilingLayout * t, tilingLayouts) {
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if (!t) continue;
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t->commit();
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}
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}
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/*
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* Resize the neighbouring clients to close any gaps
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*/
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void Tiling::notifyTilingWindowResize(Client *c, const QRect &moveResizeGeom, const QRect &orig)
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{
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if (tilingLayouts.value(c->desktop()) == NULL)
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return;
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tilingLayouts[ c->desktop()]->clientResized(c, moveResizeGeom, orig);
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}
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void Tiling::notifyTilingWindowMove(Client *c, const QRect &moveResizeGeom, const QRect &orig)
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{
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if (tilingLayouts.value(c->desktop()) == NULL) {
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return;
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}
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tilingLayouts[ c->desktop()]->clientMoved(c, moveResizeGeom, orig);
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updateAllTiles();
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}
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void Tiling::notifyTilingWindowResizeDone(Client *c, const QRect &moveResizeGeom, const QRect &orig, bool canceled)
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{
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if (canceled)
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notifyTilingWindowResize(c, orig, moveResizeGeom);
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else
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notifyTilingWindowResize(c, moveResizeGeom, orig);
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}
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void Tiling::notifyTilingWindowMoveDone(Client *c, const QRect &moveResizeGeom, const QRect &orig, bool canceled)
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{
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if (canceled)
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notifyTilingWindowMove(c, orig, moveResizeGeom);
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else
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notifyTilingWindowMove(c, moveResizeGeom, orig);
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}
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void Tiling::notifyTilingWindowDesktopChanged(Client *c, int old_desktop)
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{
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if (c->desktop() < 1 || c->desktop() > m_workspace->numberOfDesktops())
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return;
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if (tilingLayouts.value(old_desktop)) {
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Tile *t = tilingLayouts[ old_desktop ]->findTile(c);
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// TODO: copied from createTile(), move this into separate method?
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if (!tilingLayouts.value(c->desktop())) {
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tilingLayouts[c->desktop()] = TilingLayoutFactory::createLayout(TilingLayoutFactory::DefaultLayout, m_workspace);
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}
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if (t)
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tilingLayouts[ c->desktop()]->addTile(t);
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tilingLayouts[ old_desktop ]->removeTile(c);
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tilingLayouts[ old_desktop ]->commit();
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}
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}
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/*
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* Implements the 3 raising modes in Window Behaviour -> Advanced
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*/
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void Tiling::notifyTilingWindowActivated(Client *c)
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{
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if (c == NULL)
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return;
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if (options->tilingRaisePolicy == 1) // individual raise/lowers
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return;
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if (tilingLayouts.value(c->desktop())) {
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QList<Tile *> tiles = tilingLayouts[ c->desktop()]->tiles();
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StackingUpdatesBlocker blocker(m_workspace);
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Tile *tile_to_raise = tilingLayouts[ c->desktop()]->findTile(c);
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if (!tile_to_raise) {
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return;
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}
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kDebug(1212) << "FOUND TILE";
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bool raise_floating = false;
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if (options->tilingRaisePolicy == 2) // floating always on top
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raise_floating = true;
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else
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raise_floating = tile_to_raise->floating();
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foreach (Tile * t, tiles) {
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if (t->floating() == raise_floating && t != tile_to_raise)
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m_workspace->raiseClient(t->client());
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}
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// raise the current tile last so that it ends up on top
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// but only if it supposed to be raised, required to support tilingRaisePolicy
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kDebug(1212) << "Raise floating? " << raise_floating << "to raise is floating?" << tile_to_raise->floating();
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if (tile_to_raise->floating() == raise_floating)
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m_workspace->raiseClient(tile_to_raise->client());
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}
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}
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void Tiling::notifyTilingWindowMinimizeToggled(Client *c)
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{
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if (tilingLayouts.value(c->desktop())) {
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tilingLayouts[ c->desktop()]->clientMinimizeToggled(c);
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}
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}
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void Tiling::notifyTilingWindowMaximized(Client *c, Options::WindowOperation op)
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{
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if (tilingLayouts.value(c->desktop())) {
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Tile *t = tilingLayouts[ c->desktop()]->findTile(c);
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if (!t) {
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createTile(c);
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t = tilingLayouts[ c->desktop()]->findTile(c);
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// if still no tile, it couldn't be tiled
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// so ignore it
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if (!t)
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return;
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}
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// if window IS tiled and a maximize
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// is attempted, make the window float.
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// That is all we do since that can
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// mess up the layout.
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// In all other cases, don't do
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// anything, let the user manage toggling
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// using Meta+F
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if (!t->floating()
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&& (op == Options::MaximizeOp
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|| op == Options::HMaximizeOp
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|| op == Options::VMaximizeOp)) {
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tilingLayouts[ c->desktop()]->toggleFloatTile(c);
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}
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}
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}
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Tile* Tiling::findAdjacentTile(Tile *ref, int d)
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{
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QRect reference = ref->geometry();
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QPoint origin = reference.center();
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Tile *closest = NULL;
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int minDist = -1;
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QList<Tile *> tiles = tilingLayouts[ ref->client()->desktop()]->tiles();
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foreach (Tile * t, tiles) {
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if (t->client() == ref->client() || t->ignoreGeometry())
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continue;
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bool consider = false;
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QRect other = t->geometry();
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QPoint otherCenter = other.center();
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switch(d) {
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case Tile::Top:
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consider = otherCenter.y() < origin.y()
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&& other.bottom() < reference.top();
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break;
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case Tile::Right:
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consider = otherCenter.x() > origin.x()
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&& other.left() > reference.right();
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break;
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case Tile::Bottom:
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consider = otherCenter.y() > origin.y()
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&& other.top() > reference.bottom();
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break;
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case Tile::Left:
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consider = otherCenter.x() < origin.x()
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&& other.right() < reference.left();
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break;
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default:
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abort();
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}
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if (consider) {
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int dist = (otherCenter - origin).manhattanLength();
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if (minDist > dist || minDist < 0) {
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minDist = dist;
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closest = t;
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}
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}
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}
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return closest;
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}
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void Tiling::focusTile(int d)
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{
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Tile *t = getNiceTile();
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if (t) {
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Tile *adj = findAdjacentTile(t, d);
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if (adj)
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m_workspace->activateClient(adj->client());
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}
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}
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void Tiling::moveTile(int d)
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{
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Tile *t = getNiceTile();
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if (t) {
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Tile* adj = findAdjacentTile(t, d);
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tilingLayouts[ t->client()->desktop()]->swapTiles(t, adj);
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}
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}
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void Tiling::slotFocusTileLeft()
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{
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focusTile(Tile::Left);
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}
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void Tiling::slotFocusTileRight()
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{
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focusTile(Tile::Right);
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}
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void Tiling::slotFocusTileTop()
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{
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focusTile(Tile::Top);
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}
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void Tiling::slotFocusTileBottom()
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{
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focusTile(Tile::Bottom);
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}
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void Tiling::slotMoveTileLeft()
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{
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moveTile(Tile::Left);
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}
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void Tiling::slotMoveTileRight()
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{
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moveTile(Tile::Right);
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}
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void Tiling::slotMoveTileTop()
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{
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moveTile(Tile::Top);
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}
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void Tiling::slotMoveTileBottom()
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{
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moveTile(Tile::Bottom);
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}
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void Tiling::slotToggleFloating()
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{
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Client *c = m_workspace->activeClient();
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if (tilingLayouts.value(c->desktop())) {
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tilingLayouts[ c->desktop()]->toggleFloatTile(c);
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}
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}
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void Tiling::slotNextTileLayout()
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{
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if (tilingLayouts.value(m_workspace->currentDesktop())) {
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tilingLayouts.replace(m_workspace->currentDesktop(), TilingLayoutFactory::nextLayout(tilingLayouts[m_workspace->currentDesktop()]));
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tilingLayouts[m_workspace->currentDesktop()]->commit();
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}
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}
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void Tiling::slotPreviousTileLayout()
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{
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if (tilingLayouts.value(m_workspace->currentDesktop())) {
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tilingLayouts.replace(m_workspace->currentDesktop(), TilingLayoutFactory::previousLayout(tilingLayouts[m_workspace->currentDesktop()]));
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tilingLayouts[m_workspace->currentDesktop()]->commit();
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}
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}
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KDecorationDefines::Position Tiling::supportedTilingResizeMode(Client *c, KDecorationDefines::Position currentMode)
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{
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if (tilingLayouts.value(c->desktop())) {
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return tilingLayouts[c->desktop()]->resizeMode(c, currentMode);
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}
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return currentMode;
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}
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void Tiling::dumpTiles() const
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{
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foreach (TilingLayout * t, tilingLayouts) {
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if (!t) {
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kDebug(1212) << "EMPTY DESKTOP";
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continue;
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}
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kDebug(1212) << "Desktop" << tilingLayouts.indexOf(t);
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foreach (Tile * tile, t->tiles()) {
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tile->dumpTile("--");
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}
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}
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}
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const QVector< TilingLayout* >& Tiling::getTilingLayouts() const
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{
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return tilingLayouts;
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}
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void Tiling::slotResizeTilingLayouts()
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{
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tilingLayouts.resize(m_workspace->numberOfDesktops() + 1);
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}
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}
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