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258 lines
7.5 KiB
258 lines
7.5 KiB
/* This file is part of the KDE libraries
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Copyright (C) 2000 Max Judin <novaprint@mtu-net.ru>
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Copyright (C) 2005 Dominik Haumann <dhdev@gmx.de>
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This library is free software; you can redistribute it and/or
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modify it under the terms of the GNU Library General Public
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License version 2 as published by the Free Software Foundation.
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This library 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 GNU
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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public License
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along with this library; see the file COPYING.LIB. If not, write to
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the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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/*
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IMPORTANT Note: This file compiles also in TQt-only mode by using the NO_KDE2 precompiler definition
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*/
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#ifndef KDOCKWIDGET_PRIVATE_H
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#define KDOCKWIDGET_PRIVATE_H
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#include <tqwidget.h>
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#include <tqpushbutton.h>
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#include <tdeversion.h>
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#ifndef NO_KDE2
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#include <netwm_def.h>
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#endif
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class TQFrame;
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class KDockContainer;
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class KDockWidget;
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/**
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* Like TQSplitter but specially designed for dockwidgets stuff.
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* @internal
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*
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* @author Max Judin.
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*/
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class KDockSplitter : public TQWidget
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{
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//Q_OBJECT
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public:
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/**
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* Constructor.
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* @param parent parent widget
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* @param name name
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* @param orient orientation. Either @p Qt::Vertical or @p Qt::Horizontal
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* @param pos procentual position of the splitter. Must be int [0...100].
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*/
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KDockSplitter(TQWidget *parent= 0, const char *name= 0, Qt::Orientation orient=Qt::Vertical, int pos= 50);
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virtual ~KDockSplitter(){};
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/**
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* Initialize the splitter. If @p c0 or @p c1 is 0L the child will not
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* be replaced. So if you want to change @p c1 and not change c0, you'd
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* call @p activate(0L,new_widget);
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*
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* @param c0 the widget on top/left
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* @param c1 the widget on borrom/right
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*/
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void activate(TQWidget *c0, TQWidget *c1 = 0L);
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/**
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* Disables the splitter.
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*/
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void deactivate();
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/**
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* Return the separator position in percent (%), so the range is [0..100]
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* @return separator position in percent
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*/
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int separatorPosInPercent()
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#if KDE_IS_VERSION(3,4,89)
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;
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#else
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{
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// kdDebug() << "^^^^^^^^^^^^^^^^^^^^^ separatorPosInPercent() " << separatorPos() / (factor/100) << " " << separatorPos() / 100 << endl;
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return separatorPos() / 100;
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}
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#endif
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/**
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* Set the separator position in percent (%), so the range must be [0..100]
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* @param percent separator position in percent
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*/
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void setSeparatorPosInPercent(int percent)
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#if KDE_IS_VERSION(3,4,89)
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;
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#else
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{
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// kdDebug() << "^^^^^^^^^^^^^^^^^^^^^ setSeparatorPosInPercent() " << percent << " " << separatorPos() / 100 << endl;
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setSeparatorPos( percent * 100, false );
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}
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#endif
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/**
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* Return the separator position in the range [0..100000]
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* To get the separator position in procent (%), call
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* @p separatorPositionInPercent()!
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*
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* @return high resolution separator position in range [0..100000],
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* where 100000 is 100%.
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*/
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int separatorPos() const;
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/**
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* set separator position.
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* @param pos the separator position in range [0..100000]. 100000 is 100%.
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* @param do_resize true by default
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*/
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void setSeparatorPos(int pos, bool do_resize = true);
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/**
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* For usage from outside.
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* If the splitter is in fixed position when called,
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* the value of @p pos will be saved and used when the splitter
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* is restored.
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* If @p do_resize is true, the size will be changed unless the splitter
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* is in fixed mode.
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*/
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// ### please come up with a nicer name
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void setSeparatorPosX(int pos, bool do_resize=false);
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/**
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* The eventfilter installed on the @p divider processes
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* all splitter resizing events.
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*/
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virtual bool eventFilter(TQObject *, TQEvent *);
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virtual bool event( TQEvent * );
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/**
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* @return the top/left child widget.
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*/
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TQWidget* getFirst() const { return child0; }
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/**
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* @return the bottom/right child widget.
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*/
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TQWidget* getLast() const { return child1; }
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/**
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* If @p w is child0, return child1, otherwise child0.
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* @return the other child widget
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*/
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TQWidget* getAnother( TQWidget* w ) const;
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void updateName();
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/**
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* Set opaque flag.
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* @param b if true, both child widgets are resized immediately,
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* if false, the widgets only resize on MouseUpEvent.
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*/
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void setOpaqueResize(bool b=true);
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bool opaqueResize() const;
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/**
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* If @p b is true, the splitter will keep its size on resize events.
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* If no @p KDockContainer is around, always the left child0 will be fixed size.
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*/
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void setKeepSize(bool b=true);
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bool keepSize() const;
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void setForcedFixedWidth(KDockWidget *dw,int w);
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void setForcedFixedHeight(KDockWidget *dw,int h);
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void restoreFromForcedFixedSize(KDockWidget *dw);
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/**
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* The orientation is either @p Qt::Horizontal or @p Qt::Vertical.
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*/
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Qt::Orientation orientation(){return m_orientation;}
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protected:
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friend class KDockContainer;
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/**
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* Make sure the splitter position is not out of bounds.
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* @param position the current position
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* @return a (new) valid splitter position.
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*/
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int checkValue(int position) const;
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/**
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* Make sure the splitter position is not out of bounds. It has
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* to honor all child widgets' mimimumSize.
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* @param position current divider position
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* @param child the overlapping child
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* @return the (new) splitter position.
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*/
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int checkValueOverlapped(int position, TQWidget* child) const;
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/**
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* The resize event resizes @p child0, @p child1 and the @p divider.
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* The new sizes are dependant of
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* - whether @p child0 or @p child1 is a KDockContainer
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* - the current mode which may be
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* - Closed
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* - Overlapped (opened)
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* - Nonoverlap (opened)
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* .
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* .
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* So there are 3*2=6 different modes we have to face.
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* @param ev the resize Event. If @p ev=0L the user changed
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* the mode (for example from overlap to nonoverlap mode).
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*/
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virtual void resizeEvent(TQResizeEvent *ev);
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/*
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protected slots:
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void delayedResize();*/
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private:
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/**
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* updates the minimum and maximun sizes for the KDockSplitter.
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* The sizes depend on the minimum and maximum sizes of the two child
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* widgets.
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*/
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void setupMinMaxSize();
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/**
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* child0 and child1 contain the embedded widgets. They are always valid
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* so no need to make pointer checks.
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* child[01]->getWidget() may be KDockContainer.
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*/
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TQWidget *child0, *child1;
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Qt::Orientation m_orientation;
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/**
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* If initialised is true, the divider!=0L. If false, the divider==0L!
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*/
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bool initialised;
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/**
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* The splitter controller which is between child0 and child1.
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* Its size is 4 pixel.
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*/
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TQFrame* divider;
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/**
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* @p xpos and @p savedXPos represent the current divider position.
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* If the orientation is Qt::Horizontal @p xpos actually is "ypos". So
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* do not get confused only because of the 'x'.
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*
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* xpos and savedXPos are internally high resolution. So *not* 0..100%
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* but 0..100000=100%. This fixes rounding bugs. In fact, this should
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* be a double, but due to binary compatibility we can not change this
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* as we would have to change it in all kdockwidgets.
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*/
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int xpos, savedXPos;
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bool mOpaqueResize, mKeepSize;
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int fixedWidth0,fixedWidth1;
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int fixedHeight0,fixedHeight1;
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bool m_dontRecalc;
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/**
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* resolution factor, 0 = 0%, 100000=100%
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*/
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static const int factor = 100000;
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};
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#endif
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