219 lines
6.2 KiB
C
219 lines
6.2 KiB
C
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/*******************************************************************************
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/
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/ File: ChannelControl.h
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/
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/ Description: BChannelControl is the base class for controls that
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/ have several independent values, with minima and maxima.
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/
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/ Copyright 1998-99, Be Incorporated, All Rights Reserved
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/
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*******************************************************************************/
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#if !defined(_CHANNEL_CONTROL_H)
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#define _CHANNEL_CONTROL_H
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#include <Control.h>
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#include <String.h>
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class BChannelControl :
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public BControl
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{
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public:
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BChannelControl(
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BRect frame,
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const char * name,
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const char * label,
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BMessage * model,
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int32 channel_count = 1,
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uint32 resize = B_FOLLOW_LEFT | B_FOLLOW_TOP,
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uint32 flags = B_WILL_DRAW);
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BChannelControl(
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BMessage * from);
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virtual ~BChannelControl();
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virtual status_t Archive(
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BMessage * into,
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bool deep = true) const;
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virtual void Draw(
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BRect area) = 0;
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virtual void MouseDown(
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BPoint where) = 0;
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virtual void KeyDown(
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const char * bytes,
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int32 size) = 0;
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virtual void FrameResized(
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float width,
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float height);
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virtual void SetFont(
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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(
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float * width,
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float * height) = 0;
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virtual void MessageReceived(
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BMessage * message);
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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 status_t GetSupportedSuites(BMessage *data);
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virtual void SetModificationMessage(
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BMessage *message);
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BMessage *ModificationMessage() const;
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virtual status_t Invoke(BMessage *msg = NULL);
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// Perform a full-fledged channel invocation. These methods are
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// just like Invoke() and InvokeNotify(), but include information
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// about all of the channels in the control.
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virtual status_t InvokeChannel(BMessage *msg = NULL,
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int32 from_channel = 0,
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int32 channel_count = -1,
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const bool* in_mask = NULL);
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status_t InvokeNotifyChannel(BMessage *msg = NULL,
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uint32 kind = B_CONTROL_INVOKED,
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int32 from_channel = 0,
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int32 channel_count = -1,
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const bool* in_mask = NULL);
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virtual void SetValue( /* SetCurrentChannel() determines which channel */
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int32 value);
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virtual status_t SetCurrentChannel(
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int32 channel);
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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(
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int32 channel_count);
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int32 ValueFor(
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int32 channel) const;
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virtual int32 GetValue(
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int32 * out_values,
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int32 from_channel,
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int32 channel_count) const;
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status_t SetValueFor(
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int32 channel,
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int32 value);
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virtual status_t SetValue(
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int32 from_channel,
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int32 channel_count,
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const int32 * in_values);
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status_t SetAllValue(
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int32 values);
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status_t SetLimitsFor(
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int32 channel,
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int32 minimum,
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int32 maximum);
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status_t GetLimitsFor(
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int32 channel,
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int32 * minimum,
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int32 * maximum) const ;
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virtual status_t SetLimitsFor(
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int32 from_channel,
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int32 channel_count,
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const int32 * minimum,
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const int32 * maximum);
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virtual status_t GetLimitsFor(
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int32 from_channel,
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int32 channel_count,
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int32 * minimum,
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int32 * maximum) const;
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status_t SetLimits(
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int32 minimum,
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int32 maximum);
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status_t GetLimits(
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int32 * outMinimum,
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int32 * outMaximum) const;
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virtual bool SupportsIndividualLimits() const = 0;
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virtual status_t SetLimitLabels(
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const char * min_label,
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const char * max_label);
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const char * MinLimitLabel() const;
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const char * MaxLimitLabel() const;
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virtual status_t SetLimitLabelsFor(
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int32 channel,
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const char * minLabel,
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const char * maxLabel);
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virtual status_t SetLimitLabelsFor(
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int32 from_channel,
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int32 channel_count,
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const char * minLabel,
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const char * maxLabel);
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const char * MinLimitLabelFor(
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int32 channel) const;
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const char * MaxLimitLabelFor(
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int32 channel) const;
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private:
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BChannelControl( /* unimplemented */
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const BChannelControl &);
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BChannelControl & operator=( /* unimplemented */
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const BChannelControl &);
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virtual status_t _Reserverd_ChannelControl_0(void *, ...);
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virtual status_t _Reserverd_ChannelControl_1(void *, ...);
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virtual status_t _Reserverd_ChannelControl_2(void *, ...);
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virtual status_t _Reserverd_ChannelControl_3(void *, ...);
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virtual status_t _Reserverd_ChannelControl_4(void *, ...);
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virtual status_t _Reserverd_ChannelControl_5(void *, ...);
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virtual status_t _Reserverd_ChannelControl_6(void *, ...);
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virtual status_t _Reserverd_ChannelControl_7(void *, ...);
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virtual status_t _Reserverd_ChannelControl_8(void *, ...);
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virtual status_t _Reserverd_ChannelControl_9(void *, ...);
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virtual status_t _Reserverd_ChannelControl_10(void *, ...);
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virtual status_t _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 _m_channel_count;
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int32 _m_value_channel;
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int32 * _m_channel_min;
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int32 * _m_channel_max;
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int32 * _m_channel_val;
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BString _m_min_label;
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BString _m_max_label;
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void * _m_multi_labels;
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BMessage * fModificationMsg;
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uint32 _reserved_[15];
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status_t StuffValues(
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int32 from_channel,
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int32 channel_count,
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const int32 * in_values);
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};
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inline int32 * const & BChannelControl::MinLimitList() const
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{
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return _m_channel_min;
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}
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inline int32 * const & BChannelControl::MaxLimitList() const
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{
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return _m_channel_max;
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}
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inline int32 * const & BChannelControl::ValueList() const
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{
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return _m_channel_val;
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}
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#endif /* _CHANNEL_CONTROL_H */
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