plasma-framework/private/containment_p.h

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/*
* Copyright 2007 by Aaron Seigo <aseigo@kde.org>
* Copyright 2008 by Ménard Alexis <darktears31@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Library General Public License as
* published by the Free Software Foundation; either version 2, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details
*
* You should have received a copy of the GNU Library General Public
* License along with this program; if not, write to the
* Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
#ifndef CONTAINMENT_P_H
#define CONTAINMENT_P_H
#include <kmenu.h>
static const int INTER_CONTAINMENT_MARGIN = 6;
static const int TOOLBOX_MARGIN = 150;
static const int CONTAINMENT_COLUMNS = 2;
static const int VERTICAL_STACKING_OFFSET = 10000;
class KJob;
namespace KIO
{
class Job;
}
namespace Plasma
{
class AccessAppletJob;
class Containment;
class AbstractToolBox;
class Animation;
class ContainmentPrivate
{
public:
ContainmentPrivate(Containment *c)
: q(c),
formFactor(Planar),
location(Floating),
focusedApplet(0),
wallpaper(0),
screen(-1), // no screen
lastScreen(-1),
desktop(-1), // all desktops
lastDesktop(-1),
con(0),
type(Containment::NoContainmentType),
showDropZoneDelayTimer(0),
drawWallpaper(true),
dropZoneStarted(false)
{
}
~ContainmentPrivate()
{
qDeleteAll(applets);
applets.clear();
qDeleteAll(dropMenus);
}
void createToolBox();
void positionToolBox();
void updateToolBoxVisibility();
void triggerShowAddWidgets();
void requestConfiguration();
void checkStatus(Plasma::ItemStatus status);
void setScreen(int newScreen, int newDesktop, bool preventInvalidDesktops = true);
/**
* Called when constraints have been updated on this containment to provide
* constraint services common to all containments. Containments should still
* implement their own constraintsEvent method
*/
void containmentConstraintsEvent(Plasma::Constraints constraints);
void initApplets();
void checkContainmentFurniture();
bool regionIsEmpty(const QRectF &region, Applet *ignoredApplet=0) const;
void positionPanel(bool force = false);
bool isPanelContainment() const;
QPointF preferredPos(Corona *corona) const;
QPointF preferredPanelPos(Corona *corona) const;
void setLockToolText();
void handleDisappeared(AppletHandle *handle);
void appletDestroyed(Applet*);
void appletAppearAnimationComplete();
void appletAppeared(Applet*);
void clearDataForMimeJob(KIO::Job *job);
void remoteAppletReady(Plasma::AccessAppletJob *job);
void mimeTypeRetrieved(KIO::Job *job, const QString &mimetype);
void dropJobResult(KJob *);
void addContainmentActions(KMenu &desktopMenu, QEvent *event);
void addAppletActions(KMenu &desktopMenu, Applet *applet, QEvent *event);
void checkRemoveAction();
Applet *addApplet(const QString &name, const QVariantList &args = QVariantList(),
const QRectF &geometry = QRectF(-1, -1, -1, -1), uint id = 0,
bool delayedInit = false);
KActionCollection *actions();
/**
* add the regular actions & keyboard shortcuts onto Applet's collection
*/
static void addDefaultActions(KActionCollection *actions, Containment *c = 0);
/**
* give keyboard focus to applet within this containment
*/
void focusApplet(Plasma::Applet *applet);
/**
* returns the Context for this Containment
*/
Context *context();
/**
* propogates context changes
*/
void onContextChanged(Plasma::Context *con);
/**
* Handles dropped/pasted mimetype data
* @param scenePos scene-relative position
* @param screenPos screen-relative position
* @param dropEvent the drop event (if null, the clipboard is used instead)
*/
void dropData(QPointF scenePos, QPoint screenPos, QGraphicsSceneDragDropEvent *dropEvent = 0);
/**
* inits the containmentactions if necessary
* if it needs configuring, this warns the user and returns false
* if a menu is passed in, then it populates that menu with the actions from the plugin
* @param trigger the string to identify the correct plugin with
* @param screenPos used to show the configure menu, only used if no menu is passed in
* @param menu an optional menu to use to populate with actions, instead of triggering the
* action directly
* @return true if it's ok to run the action
*/
bool prepareContainmentActions(const QString &trigger, const QPoint &screenPos, KMenu *menu = 0);
Applet *appletAt(const QPointF &point);
/**
* Delayed drop zone display
*/
void showDropZoneDelayed();
QHash<QString, ContainmentActions*> *actionPlugins();
static bool s_positioningPanels;
Containment *q;
FormFactor formFactor;
Location location;
Applet::List applets;
Applet *focusedApplet;
Plasma::Wallpaper *wallpaper;
QMap<Applet*, AppletHandle*> handles;
QHash<QString, ContainmentActions*> localActionPlugins;
int screen;
int lastScreen;
int desktop;
int lastDesktop;
QWeakPointer<AbstractToolBox> toolBox;
Context *con;
Containment::Type type;
QHash<KJob*, QPointF> dropPoints;
QHash<KJob*, KMenu*> dropMenus;
QTimer *showDropZoneDelayTimer;
bool drawWallpaper : 1;
bool dropZoneStarted : 1;
enum ContainmentActionsSource {
Global = 0,
Activity,
Local
};
ContainmentActionsSource containmentActionsSource;
static QHash<QString, ContainmentActions*> globalActionPlugins;
};
} // Plasma namespace
#endif