178 lines
5.7 KiB
C++
178 lines
5.7 KiB
C++
/*
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* Copyright 2008-2009, Haiku, Inc. All rights reserved.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef _CHANNEL_CONTROL_H
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#define _CHANNEL_CONTROL_H
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//! BChannelControl is the base class for controls that have several
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// independent values, with minima and maxima.
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#include <Control.h>
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#include <String.h>
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class BChannelControl : public BControl {
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public:
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BChannelControl(BRect frame, const char* name,
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const char* label, BMessage* model,
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int32 channelCount = 1,
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uint32 resizingMode
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= B_FOLLOW_LEFT | B_FOLLOW_TOP,
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uint32 flags = B_WILL_DRAW);
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BChannelControl(const char* name,
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const char* label, BMessage* model,
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int32 channelCount = 1,
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uint32 flags = B_WILL_DRAW);
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BChannelControl(BMessage* archive);
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virtual ~BChannelControl();
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virtual status_t Archive(BMessage* data, bool deep = true) const;
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virtual void Draw(BRect updateRect) = 0;
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virtual void MouseDown(BPoint where) = 0;
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virtual void KeyDown(const char* bytes, int32 numBytes) = 0;
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virtual void FrameResized(float newWidth, float newHeight);
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virtual void SetFont(const BFont* font,
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uint32 mask = B_FONT_ALL);
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virtual void AttachedToWindow();
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virtual void DetachedFromWindow();
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virtual void ResizeToPreferred();
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virtual void GetPreferredSize(float* width,
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float* height) = 0;
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virtual void MessageReceived(BMessage* message);
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virtual BHandler* ResolveSpecifier(BMessage* message, int32 index,
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BMessage* specifier, int32 what,
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const char* property);
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virtual status_t GetSupportedSuites(BMessage* data);
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virtual void SetModificationMessage(BMessage* message);
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BMessage* ModificationMessage() const;
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virtual status_t Invoke(BMessage* message = NULL);
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//! These methods are similar to Invoke() Invoke() and InvokeNotify(), but
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// include additional information about all of the channels in the control.
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virtual status_t InvokeChannel(BMessage* message = NULL,
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int32 fromChannel = 0,
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int32 channelCount = -1,
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const bool* _mask = NULL);
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status_t InvokeNotifyChannel(BMessage* message = NULL,
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uint32 kind = B_CONTROL_INVOKED,
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int32 fromChannel = 0,
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int32 channelCount = -1,
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const bool* _mask = NULL);
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virtual void SetValue(int32 value);
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// SetCurrentChannel() determines which channel
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virtual status_t SetCurrentChannel(int32 index);
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int32 CurrentChannel() const;
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virtual int32 CountChannels() const;
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virtual int32 MaxChannelCount() const = 0;
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virtual status_t SetChannelCount(int32 count);
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int32 ValueFor(int32 channel) const;
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virtual int32 GetValue(int32* _values, int32 fromChannel,
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int32 channelCount) const;
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status_t SetValueFor(int32 channel, int32 value);
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virtual status_t SetValue(int32 fromChannel, int32 channelCount,
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const int32* values);
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status_t SetAllValue(int32 values);
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status_t SetLimitsFor(int32 channel, int32 minimum,
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int32 maximum);
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status_t GetLimitsFor(int32 channel, int32* _minimum,
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int32* _maximum) const ;
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virtual status_t SetLimitsFor(int32 fromChannel,
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int32 channelCount, const int32* minima,
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const int32* maxima);
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virtual status_t GetLimitsFor(int32 fromChannel,
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int32 channelCount, int32* minima,
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int32* maxima) const;
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status_t SetLimits(int32 minimum, int32 maximum);
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status_t GetLimits(int32* _minimum,
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int32* _maximum) const;
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virtual bool SupportsIndividualLimits() const = 0;
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virtual status_t SetLimitLabels(const char* minLabel,
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const char* maxLabel);
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const char* MinLimitLabel() const;
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const char* MaxLimitLabel() const;
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virtual status_t SetLimitLabelsFor(int32 channel,
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const char* minLabel, const char* maxLabel);
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virtual status_t SetLimitLabelsFor(int32 fromChannel,
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int32 channelCount, const char* minLabel,
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const char* maxLabel);
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const char* MinLimitLabelFor(int32 channel) const;
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const char* MaxLimitLabelFor(int32 channel) const;
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private:
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// Forbidden (and unimplemented)
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BChannelControl(const BChannelControl& other);
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BChannelControl& operator=(const BChannelControl& other);
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virtual void _Reserverd_ChannelControl_0(void*, ...);
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virtual void _Reserverd_ChannelControl_1(void*, ...);
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virtual void _Reserverd_ChannelControl_2(void*, ...);
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virtual void _Reserverd_ChannelControl_3(void*, ...);
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virtual void _Reserverd_ChannelControl_4(void*, ...);
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virtual void _Reserverd_ChannelControl_5(void*, ...);
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virtual void _Reserverd_ChannelControl_6(void*, ...);
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virtual void _Reserverd_ChannelControl_7(void*, ...);
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virtual void _Reserverd_ChannelControl_8(void*, ...);
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virtual void _Reserverd_ChannelControl_9(void*, ...);
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virtual void _Reserverd_ChannelControl_10(void*, ...);
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virtual void _Reserverd_ChannelControl_11(void*, ...);
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protected:
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inline int32* const& MinLimitList() const;
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inline int32* const& MaxLimitList() const;
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inline int32* const& ValueList() const;
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private:
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int32 fChannelCount;
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int32 fCurrentChannel;
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int32* fChannelMin;
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int32* fChannelMax;
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int32* fChannelValues;
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BString fMinLabel;
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BString fMaxLabel;
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void* fMultiLabels;
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BMessage* fModificationMsg;
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uint32 _reserved_[15];
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status_t StuffValues(int32 fromChannel,
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int32 channelCount, const int32* values);
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};
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inline int32* const&
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BChannelControl::MinLimitList() const
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{
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return fChannelMin;
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}
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inline int32* const&
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BChannelControl::MaxLimitList() const
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{
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return fChannelMax;
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}
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inline int32* const&
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BChannelControl::ValueList() const
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{
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return fChannelValues;
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}
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#endif // _CHANNEL_CONTROL_H
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