plasma-framework/src/declarativeimports/core/dialog.h

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/***************************************************************************
* Copyright 2011 Marco Martin <mart@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; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA . *
***************************************************************************/
#ifndef DIALOG_PROXY_P
#define DIALOG_PROXY_P
#include <QQuickItem>
#include <QQuickWindow>
#include <QWeakPointer>
#include <QPoint>
#include <Plasma/Plasma>
class QQuickItem;
namespace Plasma
{
class Dialog;
}
class DeclarativeItemContainer;
class DialogMargins : public QObject
{
Q_OBJECT
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/**
* Width in pixels of the left margin
*/
Q_PROPERTY(int left READ left NOTIFY leftChanged)
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/**
* Height in pixels of the top margin
*/
Q_PROPERTY(int top READ top NOTIFY topChanged)
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/**
* Width in pixels of the right margin
*/
Q_PROPERTY(int right READ right NOTIFY rightChanged)
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/**
* Height in pixels of the bottom margin
*/
Q_PROPERTY(int bottom READ bottom NOTIFY bottomChanged)
public:
DialogMargins(QQuickWindow *dialog, QObject *parent = 0);
int left() const;
int top() const;
int right() const;
int bottom() const;
Q_SIGNALS:
void leftChanged();
void rightChanged();
void topChanged();
void bottomChanged();
protected:
void checkMargins();
private:
int m_left;
int m_top;
int m_right;
int m_bottom;
QQuickWindow *m_dialog;
friend class DialogProxy;
};
/**
* QML wrapper for kdelibs Plasma::Dialog
*
* Exposed as `Dialog` in QML.
*/
class DialogProxy : public QQuickItem
{
Q_OBJECT
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/**
* The main QML item that will be displayed in the Dialog
*/
Q_PROPERTY(QQuickItem *mainItem READ mainItem WRITE setMainItem NOTIFY mainItemChanged)
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/**
* Visibility of the Dialog window. Doesn't have anything to do with the visibility of the mainItem.
*/
Q_PROPERTY(bool visible READ isVisible WRITE setVisible NOTIFY visibleChanged)
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/**
* X position of the dialog window in screen coordinates.
*/
Q_PROPERTY(int x READ x WRITE setX NOTIFY xChanged)
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/**
* X position of the dialog window in screen coordinates.
*/
Q_PROPERTY(int y READ y WRITE setY NOTIFY yChanged)
//to set the size try to force doing so from the inner item
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/**
* Read only width of the dialog window. It depends from the width of the mainItem
*/
Q_PROPERTY(int width READ width NOTIFY widthChanged)
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/**
* Read only height of the dialog window. It depends from the height of the mainItem
*/
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Q_PROPERTY(int height READ height NOTIFY heightChanged)
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/**
* Window flags of the Dialog window
*/
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Q_PROPERTY(int windowFlags READ windowFlags WRITE setWindowFlags)
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/**
* Margins of the dialog around the mainItem.
* @see DialogMargins
*/
Q_PROPERTY(QObject *margins READ margins CONSTANT)
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/**
* True if the dialog window is the active one in the window manager.
*/
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Q_PROPERTY(bool activeWindow READ isActiveWindow NOTIFY activeWindowChanged)
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/**
* Plasma Location of the dialog window. Useful if this dialog is apopup for a panel
*/
Q_PROPERTY(int location READ location WRITE setLocation NOTIFY locationChanged)
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//This won't be available on windows, but should be used only by kwin and never by applets anyways
#ifndef Q_WS_WIN
/**
* Window ID of the dialog window.
**/
Q_PROPERTY(qulonglong windowId READ windowId CONSTANT)
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#endif
public:
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enum WidgetAttribute {
WA_X11NetWmWindowTypeDock = Qt::WA_X11NetWmWindowTypeDock
};
DialogProxy(QQuickItem *parent = 0);
~DialogProxy();
QQuickItem *mainItem() const;
void setMainItem(QQuickItem *mainItem);
bool isVisible() const;
void setVisible(const bool visible);
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int x() const;
void setX(int x);
int y() const;
void setY(int y);
int width() const;
int height() const;
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bool isActiveWindow() const;
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/**
* Ask the window manager to activate the window.
* The window manager may or may not accept the activiation request
*/
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Q_INVOKABLE void activateWindow();
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//FIXME: passing an int is ugly
int windowFlags() const;
void setWindowFlags(const int);
int location() const;
void setLocation(int location);
QObject *margins() const;
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#ifndef Q_WS_WIN
qulonglong windowId() const;
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#endif
/**
* @returns The suggested screen position for the popup
* @arg item the item the popup has to be positioned relatively to. if null, the popup will be positioned in the center of the window
* @arg alignment alignment of the popup compared to the item
*/
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//FIXME: alignment should be Qt::AlignmentFlag
Q_INVOKABLE QPoint popupPosition(QQuickItem *item, int alignment=Qt::AlignLeft) ;
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/**
* Set a Qt.WidgetAttribute to the dialog window
*
* @arg int attribute see Qt.WidgetAttribute
* @arg bool on activate or deactivate the atrtibute
*/
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//FIXME:: Qt::WidgetAttribute should be already
Q_INVOKABLE void setAttribute(int attribute, bool on);
Q_SIGNALS:
void mainItemChanged();
void visibleChanged();
void xChanged();
void yChanged();
void widthChanged();
void heightChanged();
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void activeWindowChanged();
void locationChanged();
protected Q_SLOTS:
void syncMainItem();
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protected:
bool eventFilter(QObject *watched, QEvent *event);
private:
QQuickWindow *m_dialog;
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Qt::WindowFlags m_flags;
QQuickItem *m_declarativeItemContainer;
QWeakPointer<QQuickItem> m_mainItem;
DialogMargins *m_margins;
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bool m_activeWindow;
Plasma::Location m_location;
static int offscreenX;
static int offscreenY;
};
#endif