kernel.dev.console

class Console;

This is the true interface to the console driver.

static const uint COLUMNS;

The number of columns and lines on the screen.

static const ubyte DEFAULTCOLORS;

The default color.

static const int TABSTOP;

The width of a tab

static void switchToHigherHalfVirtualAddress();

Notifies the driver that the kernel moved to high memory, and it should also move its own references to refer to higher memory.

static ubyte[] segment();

This will yield a reference to the video memory.

static ErrorVal initialize();

This will initialize the console driver.

static long getGlobalY();

Returns the current y coordinate of the cursor.

static void getPosition(out int x, out int y);

This method will return the current location of the cursor.

static synchronized void setPosition(int x, int y);

This method will set the current location of the cursor to the x and y given.

static synchronized void putChar(char c);

This method will post the character to the screen at the current location.

static synchronized void putString(char[] s);

This mehtod will post a string to the screen at the current location.

static void resetColors();

This function sets the console colors back to their defaults.

static void setForeColor(Color newColor);

This function will set the text foreground to a new color.

static void setBackColor(Color newColor);

This function will set the text background to a new color.

static void setColors(Color foreColor, Color backColor);

This function will set both the foreground and background colors.

static synchronized void scrollDisplay(uint numLines);

This function will scroll the display the given number of lines.

Params:

uint numLines

The number of lines to scroll the display up.

static uint width();

This function will return the width of the console in characters.

Returns:
The number of columns the console can display.

static uint height();

This function will return the height of the console in characters.

Returns:
The number of rows the console can display.

static void putCharUnsafe(char foo);

This function will print a character at the current location without locking. It may not print in order.

static void putStringUnsafe(char[] foo);

This function will print a string at the current location without locking. It may not print in order or even interleave characters with other strings.