wmc2d.c File Reference

coretemp/corefreq monitor dockapp More...

#include <stdio.h>
#include <stdlib.h>
#include <stdint.h>
#include <string.h>
#include <poll.h>
#include <ctype.h>
#include <unistd.h>
#include <fcntl.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/shm.h>
#include <xcb/xcb.h>
#include <xcb/shm.h>
#include <xcb/shape.h>
#include <xcb/xcb_event.h>
#include <xcb/xcb_image.h>
#include <xcb/xcb_atom.h>
#include <xcb/xcb_icccm.h>
#include <xcb/xcb_pixel.h>
#include <xcb/screensaver.h>
#include "wmc2d.xpm"

Defines
#define	SCREENSAVER
	config support screensaver
#define	_R(i, xx, yy, w, h)
	shape rectangle shortcut macro
Functions
void	Timeout (void)
	called from event loop
xcb_image_t *	XcbXpm2Image (xcb_connection_t *connection, xcb_colormap_t colormap, uint8_t depth, uint32_t transparent, const char *const *data, uint8_t **mask)
	Convert XPM graphic to xcb_image.
xcb_pixmap_t	CreatePixmap (const char *const *data, xcb_pixmap_t *mask)
	Create pixmap.
void	Loop (void)
	Loop.
int	Init (int argc, char *const argv[])
	Init.
void	Exit (void)
	Exit.
void	DrawString (const char *s, int x, int y)
	Draw a string at given cordinates.
void	DrawNumber (unsigned num, int x, int y)
	Draw a number at given cordinates.
void	DrawRedSmallNumber (unsigned num, int x, int y)
	Draw a number at given cordinates with small font.
void	DrawSmallNumber (unsigned num, int x, int y)
	Draw a number at given cordinates with small font.
void	DrawLcdNumber (unsigned num, int x, int y)
	Draw a number at given cordinates with LCD font.
static int	ReadNumber (const char *file)
	Read number.
static void	DrawTemperaturs (void)
	Draw temperatures.
static void	DrawFrequency (void)
	Draw frequency.
void	PrepareData (void)
	Prepare our graphic data.
static void	PrintVersion (void)
	Print version.
static void	PrintUsage (void)
	Print usage.
int	main (int argc, char *const argv[])
	Main entry point.
Variables
xcb_connection_t *	Connection
	connection to X11 server
xcb_screen_t *	Screen
	our screen
xcb_window_t	Window
	our window
xcb_gcontext_t	NormalGC
	normal graphic context
xcb_pixmap_t	Pixmap
	our background pixmap
xcb_pixmap_t	Image
	drawing data
int	ScreenSaverEventId
	screen saver event ids
static int	Rate
	update rate in ms
static char	WindowMode
	start in window mode
static char	UseSleep
	use sleep while screensaver runs
static char	StartCpu
	first cpu nr. to use
static char	Cpus
	number of cpus
static char	JoinCpusTemp
	aggregate numbers of two cpus
static char	JoinCpusFreq
	aggregate numbers of two cpus
static char	ThermalZones
	number of thermal zones
static int	TurboBoostFreq
	turbo boost frequency
static const char *	ThermlZoneNames []
	thermal zone names

---

Detailed Description

coretemp/corefreq monitor dockapp

Copyright (c) 2004, 2009 - 2011 by Lutz Sammer. All Rights Reserved.

Contributor(s): Bitmap and design based on wmbp6.

This file is part of wmc2d

License: AGPLv3

This program is free software: you can redistribute it and/or modify it under the terms of the GNU Affero General Public License as published by the Free Software Foundation, either version 3 of the License.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Affero General Public License for more details.

Id:

77c1bb3cbf4039ebec51be8644c87a616a93f32d

---

Define Documentation

#define _R	(		i,
			xx,
			yy,
			w,
			h
	)

Value:

rectangles[i].x = xx; \
    rectangles[i].y = yy; \
    rectangles[i].width = w; \
    rectangles[i].height = h;

shape rectangle shortcut macro

#define SCREENSAVER

config support screensaver

---

Function Documentation

xcb_pixmap_t CreatePixmap	(	const char *const *	data,
		xcb_pixmap_t *	mask
	)

Create pixmap.

Parameters:

	data	XPM data
[out]	mask	Pixmap for data

Returns:

pixmap created from data.

static void DrawFrequency

(

void

)

[static]

Draw frequency.

void DrawLcdNumber	(	unsigned	num,
		int	x,
		int	y
	)

Draw a number at given cordinates with LCD font.

Parameters:

num	unsigned number
x	x pixel position
y	y pixel position

void DrawNumber	(	unsigned	num,
		int	x,
		int	y
	)

Draw a number at given cordinates.

Parameters:

num	unsigned number
x	x pixel position
y	y pixel position

With leading 0, if 0-9.

void DrawRedSmallNumber	(	unsigned	num,
		int	x,
		int	y
	)

Draw a number at given cordinates with small font.

Parameters:

num	unsigned number
x	x pixel position
y	y pixel position

void DrawSmallNumber	(	unsigned	num,
		int	x,
		int	y
	)

Draw a number at given cordinates with small font.

Parameters:

num	unsigned number
x	x pixel position
y	y pixel position

void DrawString	(	const char *	s,
		int	x,
		int	y
	)

Draw a string at given cordinates.

Parameters:

s	String
x	x pixel position
y	y pixel position

Text is written in upper case.

static void DrawTemperaturs

(

void

)

[static]

Draw temperatures.

cpu0, cpu1, chipset

void Exit

(

void

)

Exit.

int Init	(	int	argc,
		char *const	argv[]
	)

Init.

Parameters:

argc	number of arguments
argv	arguments vector

void Loop

(

void

)

Loop.

int main	(	int	argc,
		char *const	argv[]
	)

Main entry point.

Parameters:

argc	number of arguments
argv	arguments vector

void PrepareData

(

void

)

Prepare our graphic data.

static void PrintUsage

(

void

)

[static]

Print usage.

static void PrintVersion

(

void

)

[static]

Print version.

static int ReadNumber

(

const char *

file

)

[static]

Read number.

Parameters:

file	Name of file containing only the number.

void Timeout

(

void

)

called from event loop

Timeout call back.

xcb_image_t* XcbXpm2Image	(	xcb_connection_t *	connection,
		xcb_colormap_t	colormap,
		uint8_t	depth,
		uint32_t	transparent,
		const char *const *	data,
		uint8_t **	mask
	)

Convert XPM graphic to xcb_image.

Parameters:

	connection	XCB connection to X11 server
	colormap	window colormap
	depth	image depth
	transparent	pixel for transparent color
	data	XPM graphic data
[out]	mask	bitmap mask for transparent

Returns:

image create from the XPM data.

Warning:

supports only a subset of XPM formats.

---

Variable Documentation

xcb_connection_t* Connection

connection to X11 server

char Cpus [static]

number of cpus

xcb_pixmap_t Image

drawing data

char JoinCpusFreq [static]

aggregate numbers of two cpus

char JoinCpusTemp [static]

aggregate numbers of two cpus

xcb_gcontext_t NormalGC

normal graphic context

xcb_pixmap_t Pixmap

our background pixmap

int Rate [static]

update rate in ms

xcb_screen_t* Screen

our screen

int ScreenSaverEventId

screen saver event ids

char StartCpu [static]

first cpu nr. to use

char ThermalZones [static]

number of thermal zones

const char* ThermlZoneNames[] [static]

Initial value:

 {
    "/sys/class/thermal/thermal_zone0/temp",
    "/sys/class/thermal/thermal_zone1/temp",
}

thermal zone names

int TurboBoostFreq [static]

turbo boost frequency

char UseSleep [static]

use sleep while screensaver runs

xcb_window_t Window

our window

char WindowMode [static]

start in window mode