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// Copyright (C) 2020 Uwe Kindler
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-2.1-or-later OR GPL-3.0-or-later
#pragma once
#include <QDebug>
#include <QPair>
#include <QPixmap>
#include <QStyle>
#include <QWidget>
#include <QtCore/QtGlobal>
QT_BEGIN_NAMESPACE
class QAbstractButton;
class QSplitter;
QT_END_NAMESPACE
#if defined(ADVANCEDDOCKINGSYSTEM_LIBRARY)
# define ADS_EXPORT Q_DECL_EXPORT
#elif defined(ADVANCEDDOCKINGSYSTEM_STATIC_LIBRARY)
# define ADS_EXPORT
#else
# define ADS_EXPORT Q_DECL_IMPORT
#endif
//#define ADS_DEBUG_PRINT
// Define ADS_DEBUG_PRINT to enable a lot of debug output
#ifdef ADS_DEBUG_PRINT
#define ADS_PRINT(s) qDebug() << s
#else
#define ADS_PRINT(s)
#endif
// Set ADS_DEBUG_LEVEL to enable additional debug output and to enable layout
// dumps to qDebug and std::cout after layout changes
#define ADS_DEBUG_LEVEL 0
namespace ADS {
class DockSplitter;
enum DockWidgetArea {
NoDockWidgetArea = 0x00,
LeftDockWidgetArea = 0x01,
RightDockWidgetArea = 0x02,
TopDockWidgetArea = 0x04,
BottomDockWidgetArea = 0x08,
CenterDockWidgetArea = 0x10,
InvalidDockWidgetArea = NoDockWidgetArea,
OuterDockAreas = TopDockWidgetArea | LeftDockWidgetArea | RightDockWidgetArea
| BottomDockWidgetArea,
AllDockAreas = OuterDockAreas | CenterDockWidgetArea
};
Q_DECLARE_FLAGS(DockWidgetAreas, DockWidgetArea)
enum eTitleBarButton { TitleBarButtonTabsMenu, TitleBarButtonUndock, TitleBarButtonClose };
/**
* The different dragging states
*/
enum eDragState {
DraggingInactive, //!< DraggingInactive
DraggingMousePressed, //!< DraggingMousePressed
DraggingTab, //!< DraggingTab
DraggingFloatingWidget //!< DraggingFloatingWidget
};
/**
* The different icons used in the UI
*/
enum eIcon {
TabCloseIcon, //!< TabCloseIcon
DockAreaMenuIcon, //!< DockAreaMenuIcon
DockAreaUndockIcon, //!< DockAreaUndockIcon
DockAreaCloseIcon, //!< DockAreaCloseIcon
FloatingWidgetCloseIcon, //!< FloatingWidgetCloseIcon
IconCount, //!< just a delimiter for range checks
};
/**
* For bitwise combination of dock wdget features
*/
enum eBitwiseOperator
{
BitwiseAnd,
BitwiseOr
};
namespace internal {
const char *const closedProperty = "close";
const char *const dirtyProperty = "dirty";
/**
* Replace the from widget in the given splitter with the To widget
*/
void replaceSplitterWidget(QSplitter *splitter, QWidget *from, QWidget *to);
/**
* This function walks the splitter tree upwards to hides all splitters
* that do not have visible content
*/
void hideEmptyParentSplitters(DockSplitter *firstParentSplitter);
/**
* Convenience class for QPair to provide better naming than first and
* second
*/
class DockInsertParam : public QPair<Qt::Orientation, bool>
{
public:
DockInsertParam(Qt::Orientation orientation, bool append)
: QPair<Qt::Orientation, bool>(orientation, append)
{}
Qt::Orientation orientation() const { return this->first; }
bool append() const { return this->second; }
int insertOffset() const { return append() ? 1 : 0; }
};
/**
* Returns the insertion parameters for the given dock area
*/
DockInsertParam dockAreaInsertParameters(DockWidgetArea area);
/**
* Searches for the parent widget of the given type.
* Returns the parent widget of the given widget or 0 if the widget is not
* child of any widget of type T
*
* It is not safe to use this function in in DockWidget because only
* the current dock widget has a parent. All dock widgets that are not the
* current dock widget in a dock area have no parent.
*/
template<class T>
T findParent(const QWidget *widget)
{
QWidget *parentWidget = widget->parentWidget();
while (parentWidget) {
T parentImpl = qobject_cast<T>(parentWidget);
if (parentImpl) {
return parentImpl;
}
parentWidget = parentWidget->parentWidget();
}
return 0;
}
/**
* Creates a semi transparent pixmap from the given pixmap Source.
* The Opacity parameter defines the opacity from completely transparent (0.0)
* to completely opaque (1.0)
*/
QPixmap createTransparentPixmap(const QPixmap &source, qreal opacity);
/**
* Helper function for settings flags in a QFlags instance.
*/
template<class T>
void setFlag(T &flags, typename T::enum_type flag, bool on = true)
{
flags.setFlag(flag, on);
}
/**
* Helper function for settings tooltips without cluttering the code with
* tests for preprocessor macros
*/
template <class QObjectPtr>
void setToolTip(QObjectPtr obj, const QString &tip)
{
#ifndef QT_NO_TOOLTIP
obj->setToolTip(tip);
#else
Q_UNUSED(obj);
Q_UNUSED(tip);
#endif
}
/**
* Helper function to set the icon of a certain button.
* Use this function to set the icons for the dock area and dock widget buttons.
* The function first uses the CustomIconId to get an icon from the
* IconProvider. You can register your custom icons with the icon provider, if
* you do not want to use the default buttons and if you do not want to use
* stylesheets.
* If the IconProvider does not return a valid icon (icon is null), the function
* fetches the given standard pixmap from the QStyle.
* param[in] Button The button whose icons are to be set
* param[in] StandardPixmap The standard pixmap to be used for the button
* param[in] CustomIconId The identifier for the custom icon.
*/
void setButtonIcon(QAbstractButton *button, QStyle::StandardPixmap standarPixmap,
ADS::eIcon CustomIconId);
enum eRepolishChildOptions
{
RepolishIgnoreChildren,
RepolishDirectChildren,
RepolishChildrenRecursively
};
/**
* Calls unpolish() / polish for the style of the given widget to update
* stylesheet if a property changes
*/
void repolishStyle(QWidget *widget, eRepolishChildOptions options = RepolishIgnoreChildren);
} // namespace internal
} // namespace ADS
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