7dc436d8dd
git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@13535 a95241bf-73f2-0310-859d-f6bbb57e9c96
154 lines
5.1 KiB
C++
154 lines
5.1 KiB
C++
//------------------------------------------------------------------------------
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// Copyright (c) 2001-2002, OpenBeOS
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the "Software"),
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// to deal in the Software without restriction, including without limitation
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// the rights to use, copy, modify, merge, publish, distribute, sublicense,
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// and/or sell copies of the Software, and to permit persons to whom the
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// Software is furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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// DEALINGS IN THE SOFTWARE.
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//
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// File Name: ScrollBar.h
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// Author: Marc Flerackers (mflerackers@androme.be)
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// DarkWyrm (bpmagic@columbus.rr.com)
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// Description: Client-side class for scrolling
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//
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//------------------------------------------------------------------------------
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#ifndef _SCROLL_BAR_H
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#define _SCROLL_BAR_H
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#include <BeBuild.h>
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#include <View.h>
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//----------------------------------------------------------------
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//----- scroll bar defines ---------------------------------------
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#define B_V_SCROLL_BAR_WIDTH 14.0
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#define B_H_SCROLL_BAR_HEIGHT 14.0
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#define SCROLL_BAR_MAXIMUM_KNOB_SIZE 50
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#define SCROLL_BAR_MINIMUM_KNOB_SIZE 9
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//----------------------------------------------------------------
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//----- BScrollBar class -----------------------------------------
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class BScrollBar : public BView {
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public:
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BScrollBar( BRect frame,
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const char *name,
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BView *target,
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float min,
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float max,
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orientation direction);
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BScrollBar(BMessage *data);
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virtual ~BScrollBar();
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static BArchivable *Instantiate(BMessage *data);
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virtual status_t Archive(BMessage *data, bool deep = true) const;
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virtual void AttachedToWindow();
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void SetValue(float value);
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float Value() const;
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void SetProportion(float);
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float Proportion() const;
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virtual void ValueChanged(float newValue);
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void SetRange(float min, float max);
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void GetRange(float *min, float *max) const;
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void SetSteps(float smallStep, float largeStep);
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void GetSteps(float *smallStep, float *largeStep) const;
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void SetTarget(BView *target);
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void SetTarget(const char *targetName);
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BView *Target() const;
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orientation Orientation() const;
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virtual void MessageReceived(BMessage *msg);
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virtual void MouseDown(BPoint pt);
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virtual void MouseUp(BPoint pt);
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virtual void MouseMoved(BPoint pt, uint32 code, const BMessage *msg);
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virtual void DetachedFromWindow();
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virtual void Draw(BRect updateRect);
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virtual void FrameMoved(BPoint new_position);
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virtual void FrameResized(float new_width, float new_height);
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virtual BHandler *ResolveSpecifier(BMessage *msg,
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int32 index,
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BMessage *specifier,
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int32 form,
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const char *property);
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virtual void ResizeToPreferred();
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virtual void GetPreferredSize(float *width, float *height);
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virtual void MakeFocus(bool state = true);
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virtual void AllAttached();
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virtual void AllDetached();
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virtual status_t GetSupportedSuites(BMessage *data);
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//----- Private or reserved -----------------------------------------
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virtual status_t Perform(perform_code d, void *arg);
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private:
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class Private;
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friend class Private;
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friend status_t control_scrollbar(scroll_bar_info *info, BScrollBar *bar); // for use within the preflet
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virtual void _ReservedScrollBar1();
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virtual void _ReservedScrollBar2();
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virtual void _ReservedScrollBar3();
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virtual void _ReservedScrollBar4();
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BScrollBar &operator=(const BScrollBar &);
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bool _DoubleArrows() const;
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void _UpdateThumbFrame();
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float _ValueFor(BPoint where) const;
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int32 _ButtonFor(BPoint where) const;
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BRect _ButtonRectFor(int32 button) const;
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void _UpdateTargetValue(BPoint where);
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void _UpdateArrowButtons();
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void _DrawArrowButton(int32 direction,
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BRect frame, bool down);
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/* void DrawButtons(BRect updateRect);
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void DrawArrow(BPoint pos, int32 which, bool pressed = false);
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void DrawButton(BRect frame, int32 arrowType, bool pressed = false);
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BRect BarFrame() const;
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BRect KnobFrame() const;
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float ValueToPosition(float val) const;
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float PositionToValue(float pos) const;*/
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float fMin;
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float fMax;
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float fSmallStep;
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float fLargeStep;
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float fValue;
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float fProportion;
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BView* fTarget;
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orientation fOrientation;
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char* fTargetName;
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Private* fPrivateData;
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uint32 _reserved[3];
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};
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//-------------------------------------------------------------
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//-------------------------------------------------------------
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#endif // _SCROLL_BAR_H
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