haiku/headers/os/interface/ChannelControl.h

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/*******************************************************************************
/
/ File: ChannelControl.h
/
/ Description: BChannelControl is the base class for controls that
/ have several independent values, with minima and maxima.
/
/ Copyright 1998-99, Be Incorporated, All Rights Reserved
/
*******************************************************************************/
#if !defined(_CHANNEL_CONTROL_H)
#define _CHANNEL_CONTROL_H
#include <Control.h>
#include <String.h>
class BChannelControl :
public BControl
{
public:
BChannelControl(
BRect frame,
const char * name,
const char * label,
BMessage * model,
int32 channel_count = 1,
uint32 resize = B_FOLLOW_LEFT | B_FOLLOW_TOP,
uint32 flags = B_WILL_DRAW);
BChannelControl(
BMessage * from);
virtual ~BChannelControl();
virtual status_t Archive(
BMessage * into,
bool deep = true) const;
virtual void Draw(
BRect area) = 0;
virtual void MouseDown(
BPoint where) = 0;
virtual void KeyDown(
const char * bytes,
int32 size) = 0;
virtual void FrameResized(
float width,
float height);
virtual void SetFont(
const BFont * font,
uint32 mask = B_FONT_ALL);
virtual void AttachedToWindow();
virtual void DetachedFromWindow();
virtual void ResizeToPreferred();
virtual void GetPreferredSize(
float * width,
float * height) = 0;
virtual void MessageReceived(
BMessage * message);
virtual BHandler *ResolveSpecifier(BMessage *msg,
int32 index,
BMessage *specifier,
int32 form,
const char *property);
virtual status_t GetSupportedSuites(BMessage *data);
virtual void SetModificationMessage(
BMessage *message);
BMessage *ModificationMessage() const;
virtual status_t Invoke(BMessage *msg = NULL);
// Perform a full-fledged channel invocation. These methods are
// just like Invoke() and InvokeNotify(), but include information
// about all of the channels in the control.
virtual status_t InvokeChannel(BMessage *msg = NULL,
int32 from_channel = 0,
int32 channel_count = -1,
const bool* in_mask = NULL);
status_t InvokeNotifyChannel(BMessage *msg = NULL,
uint32 kind = B_CONTROL_INVOKED,
int32 from_channel = 0,
int32 channel_count = -1,
const bool* in_mask = NULL);
virtual void SetValue( /* SetCurrentChannel() determines which channel */
int32 value);
virtual status_t SetCurrentChannel(
int32 channel);
int32 CurrentChannel() const;
virtual int32 CountChannels() const;
virtual int32 MaxChannelCount() const = 0;
virtual status_t SetChannelCount(
int32 channel_count);
int32 ValueFor(
int32 channel) const;
virtual int32 GetValue(
int32 * out_values,
int32 from_channel,
int32 channel_count) const;
status_t SetValueFor(
int32 channel,
int32 value);
virtual status_t SetValue(
int32 from_channel,
int32 channel_count,
const int32 * in_values);
status_t SetAllValue(
int32 values);
status_t SetLimitsFor(
int32 channel,
int32 minimum,
int32 maximum);
status_t GetLimitsFor(
int32 channel,
int32 * minimum,
int32 * maximum) const ;
virtual status_t SetLimitsFor(
int32 from_channel,
int32 channel_count,
const int32 * minimum,
const int32 * maximum);
virtual status_t GetLimitsFor(
int32 from_channel,
int32 channel_count,
int32 * minimum,
int32 * maximum) const;
status_t SetLimits(
int32 minimum,
int32 maximum);
status_t GetLimits(
int32 * outMinimum,
int32 * outMaximum) const;
virtual bool SupportsIndividualLimits() const = 0;
virtual status_t SetLimitLabels(
const char * min_label,
const char * max_label);
const char * MinLimitLabel() const;
const char * MaxLimitLabel() const;
virtual status_t SetLimitLabelsFor(
int32 channel,
const char * minLabel,
const char * maxLabel);
virtual status_t SetLimitLabelsFor(
int32 from_channel,
int32 channel_count,
const char * minLabel,
const char * maxLabel);
const char * MinLimitLabelFor(
int32 channel) const;
const char * MaxLimitLabelFor(
int32 channel) const;
private:
BChannelControl( /* unimplemented */
const BChannelControl &);
BChannelControl & operator=( /* unimplemented */
const BChannelControl &);
virtual status_t _Reserverd_ChannelControl_0(void *, ...);
virtual status_t _Reserverd_ChannelControl_1(void *, ...);
virtual status_t _Reserverd_ChannelControl_2(void *, ...);
virtual status_t _Reserverd_ChannelControl_3(void *, ...);
virtual status_t _Reserverd_ChannelControl_4(void *, ...);
virtual status_t _Reserverd_ChannelControl_5(void *, ...);
virtual status_t _Reserverd_ChannelControl_6(void *, ...);
virtual status_t _Reserverd_ChannelControl_7(void *, ...);
virtual status_t _Reserverd_ChannelControl_8(void *, ...);
virtual status_t _Reserverd_ChannelControl_9(void *, ...);
virtual status_t _Reserverd_ChannelControl_10(void *, ...);
virtual status_t _Reserverd_ChannelControl_11(void *, ...);
protected:
inline int32 * const & MinLimitList() const;
inline int32 * const & MaxLimitList() const;
inline int32 * const & ValueList() const;
private:
int32 _m_channel_count;
int32 _m_value_channel;
int32 * _m_channel_min;
int32 * _m_channel_max;
int32 * _m_channel_val;
BString _m_min_label;
BString _m_max_label;
void * _m_multi_labels;
BMessage * fModificationMsg;
uint32 _reserved_[15];
status_t StuffValues(
int32 from_channel,
int32 channel_count,
const int32 * in_values);
};
inline int32 * const & BChannelControl::MinLimitList() const
{
return _m_channel_min;
}
inline int32 * const & BChannelControl::MaxLimitList() const
{
return _m_channel_max;
}
inline int32 * const & BChannelControl::ValueList() const
{
return _m_channel_val;
}
#endif /* _CHANNEL_CONTROL_H */