Adding upstream version 3.3.0.upstream/3.3.0upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 163 insertions, 0 deletions

diff --git a/Meter.h b/Meter.h
new file mode 100644
index 0000000..17d77f3
--- /dev/null
+++ b/Meter.h
@@ -0,0 +1,163 @@
+#ifndef HEADER_Meter
+#define HEADER_Meter
+/*
+htop - Meter.h
+(C) 2004-2011 Hisham H. Muhammad
+Released under the GNU GPLv2+, see the COPYING file
+in the source distribution for its full text.
+*/
+
+#include <stdbool.h>
+#include <stddef.h>
+#include <stdint.h>
+#include <sys/time.h>
+
+#include "ListItem.h"
+#include "Machine.h"
+#include "Object.h"
+
+
+#define METER_TXTBUFFER_LEN 256
+#define MAX_METER_GRAPHDATA_VALUES 32768
+
+#define METER_BUFFER_CHECK(buffer, size, written)          \
+   do {                                                    \
+      if ((written) < 0 || (size_t)(written) >= (size)) {  \
+         return;                                           \
+      }                                                    \
+      (buffer) += (written);                               \
+      (size) -= (size_t)(written);                         \
+   } while (0)
+
+#define METER_BUFFER_APPEND_CHR(buffer, size, c)           \
+   do {                                                    \
+      if ((size) < 2) {                                    \
+         return;                                           \
+      }                                                    \
+      *(buffer)++ = c;                                     \
+      *(buffer) = '\0';                                    \
+      (size)--;                                            \
+      if ((size) == 0) {                                   \
+         return;                                           \
+      }                                                    \
+   } while (0)
+
+
+struct Meter_;
+typedef struct Meter_ Meter;
+
+typedef void(*Meter_Init)(Meter*);
+typedef void(*Meter_Done)(Meter*);
+typedef void(*Meter_UpdateMode)(Meter*, int);
+typedef void(*Meter_UpdateValues)(Meter*);
+typedef void(*Meter_Draw)(Meter*, int, int, int);
+typedef const char* (*Meter_GetCaption)(const Meter*);
+typedef void(*Meter_GetUiName)(const Meter*, char*, size_t);
+
+typedef struct MeterClass_ {
+   const ObjectClass super;
+   const Meter_Init init;
+   const Meter_Done done;
+   const Meter_UpdateMode updateMode;
+   const Meter_UpdateValues updateValues;
+   const Meter_Draw draw;
+   const Meter_GetCaption getCaption;
+   const Meter_GetUiName getUiName;
+   const int defaultMode;
+   const double total;
+   const int* const attributes;
+   const char* const name;                 /* internal name of the meter, must not contain any space */
+   const char* const uiName;               /* display name in header setup menu */
+   const char* const caption;              /* prefix in the actual header */
+   const char* const description;          /* optional meter description in header setup menu */
+   const uint8_t maxItems;
+   const bool isMultiColumn;               /* whether the meter draws multiple sub-columns (defaults to false) */
+} MeterClass;
+
+#define As_Meter(this_)                ((const MeterClass*)((this_)->super.klass))
+#define Meter_initFn(this_)            As_Meter(this_)->init
+#define Meter_init(this_)              As_Meter(this_)->init((Meter*)(this_))
+#define Meter_done(this_)              As_Meter(this_)->done((Meter*)(this_))
+#define Meter_updateModeFn(this_)      As_Meter(this_)->updateMode
+#define Meter_updateMode(this_, m_)    As_Meter(this_)->updateMode((Meter*)(this_), m_)
+#define Meter_drawFn(this_)            As_Meter(this_)->draw
+#define Meter_doneFn(this_)            As_Meter(this_)->done
+#define Meter_updateValues(this_)      As_Meter(this_)->updateValues((Meter*)(this_))
+#define Meter_getUiNameFn(this_)       As_Meter(this_)->getUiName
+#define Meter_getUiName(this_,n_,l_)   As_Meter(this_)->getUiName((const Meter*)(this_),n_,l_)
+#define Meter_getCaptionFn(this_)      As_Meter(this_)->getCaption
+#define Meter_getCaption(this_)        (Meter_getCaptionFn(this_) ? As_Meter(this_)->getCaption((const Meter*)(this_)) : (this_)->caption)
+#define Meter_defaultMode(this_)       As_Meter(this_)->defaultMode
+#define Meter_attributes(this_)        As_Meter(this_)->attributes
+#define Meter_name(this_)              As_Meter(this_)->name
+#define Meter_uiName(this_)            As_Meter(this_)->uiName
+#define Meter_isMultiColumn(this_)     As_Meter(this_)->isMultiColumn
+
+typedef struct GraphData_ {
+   struct timeval time;
+   size_t nValues;
+   double* values;
+} GraphData;
+
+struct Meter_ {
+   Object super;
+   Meter_Draw draw;
+   const Machine* host;
+
+   char* caption;
+   int mode;
+   unsigned int param;
+   GraphData drawData;
+   int h;
+   int columnWidthCount;      /**< only used internally by the Header */
+   uint8_t curItems;
+   const int* curAttributes;
+   char txtBuffer[METER_TXTBUFFER_LEN];
+   double* values;
+   double total;
+   void* meterData;
+};
+
+typedef struct MeterMode_ {
+   Meter_Draw draw;
+   const char* uiName;
+   int h;
+} MeterMode;
+
+typedef enum {
+   CUSTOM_METERMODE = 0,
+   BAR_METERMODE,
+   TEXT_METERMODE,
+   GRAPH_METERMODE,
+   LED_METERMODE,
+   LAST_METERMODE
+} MeterModeId;
+
+typedef enum {
+   RATESTATUS_DATA,
+   RATESTATUS_INIT,
+   RATESTATUS_NODATA,
+   RATESTATUS_STALE
+} MeterRateStatus;
+
+extern const MeterClass Meter_class;
+
+Meter* Meter_new(const Machine* host, unsigned int param, const MeterClass* type);
+
+/* Converts 'value' in kibibytes into a human readable string.
+   Example output strings: "0K", "1023K", "98.7M" and "1.23G" */
+int Meter_humanUnit(char* buffer, double value, size_t size);
+
+void Meter_delete(Object* cast);
+
+void Meter_setCaption(Meter* this, const char* caption);
+
+void Meter_setMode(Meter* this, int modeIndex);
+
+ListItem* Meter_toListItem(const Meter* this, bool moving);
+
+extern const MeterMode* const Meter_modes[];
+
+extern const MeterClass BlankMeter_class;
+
+#endif