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org.lwjgl.opengl

pack-priv final Class LinuxDisplay

extends Object
implements DisplayImplementation
Class Inheritance
All Implemented Interfaces
org.lwjgl.opengl.DisplayImplementation, org.lwjgl.opengl.InputImplementation
Imports
java.awt.Canvas, java.awt.event.FocusListener, .FocusEvent, java.io.BufferedReader, .IOException, .InputStreamReader, java.nio.ByteOrder, .ByteBuffer, .FloatBuffer, .IntBuffer, java.lang.reflect.InvocationTargetException, org.lwjgl.BufferUtils, .LWJGLException, .LWJGLUtil, .MemoryUtil, org.lwjgl.opengl.XRandR.Screen, org.lwjgl.opengles.EGL, java.security.AccessController, .PrivilegedAction, java.util.ArrayList, .List

Nested and Inner Type Summary

Modifier and TypeClass and Description
private static class
LinuxDisplay.Compiz

Helper class for managing Compiz's workarounds.

Field Summary

Modifier and TypeField and Description
public static final int
AutoRepeatModeDefault

public static final int
AutoRepeatModeOff

public static final int
AutoRepeatModeOn

private long
blank_cursor

private static final int
ButtonPressMask

private static final int
ButtonReleaseMask

private boolean
close_requested

private long
current_cursor

private int
current_displaymode_extension

Current mode swithcing API

private ByteBuffer
current_gamma

private DisplayMode
current_mode

private static long
current_window

private static int
current_window_mode

Current window mode

public static final int
CurrentTime

private long
delete_atom

Atom used for the pointer warp messages

private boolean
dirty

private static long
display

Current X11 Display pointer

private static int
display_connection_usage_count

private final LinuxEvent
event_buffer

Event buffer

private final FocusListener
focus_listener

private boolean
focused

private static final int
FULLSCREEN_LEGACY

Window mode enum

private static final int
FULLSCREEN_NETWM

private boolean
grab

public static final int
GrabSuccess

private boolean
input_released

private LinuxKeyboard
keyboard

private boolean
keyboard_grabbed

private static final int
KeyPressMask

private static final int
KeyReleaseMask

private long
last_window_focus

private boolean
minimized

private LinuxMouse
mouse

private boolean
mouseInside

public static final int
None

private static final int
NONE

private static final int
NotifyAncestor

private static final int
NotifyDetailNone

private static final int
NotifyNonlinear

private static final int
NotifyPointer

private static final int
NotifyPointerRoot

private Canvas
parent

private boolean
parent_focus_changed

private boolean
parent_focused

private long
parent_proxy_focus_window

private long
parent_window

private PeerInfo
peer_info

private boolean
pointer_grabbed

private boolean
resizable

private boolean
resized

private static long
saved_error_handler

private ByteBuffer
saved_gamma

Saved gamma used to restore display settings

private DisplayMode
saved_mode

Saved mode to restore with

private static final int
SaveSetRoot

private static final int
SaveSetUnmap

private static final int
SetModeInsert

private final LinuxEvent
tmp_event_buffer

private int
window_height

private int
window_width

private int
window_x

private int
window_y

private static final int
WINDOWED

private String
wm_class

private static final int
X_SetInputFocus

private static boolean
xembedded

private static final int
XF86VIDMODE

private static final int
XRANDR

Display mode switching API

Constructor Summary

AccessConstructor and Description
pack-priv
LinuxDisplay()

Method Summary

Modifier and TypeMethod and Description
private void
acquireInput()

public void
bindTexImageToPbuffer(PeerInfo handle, int buffer)

Implements org.lwjgl.opengl.DisplayImplementation.bindTexImageToPbuffer.

private static native int
callErrorHandler(long handler, long display, long error_ptr)

private void
checkInput()

pack-priv static native void
closeDisplay(long display)

private static ByteBuffer
convertIcons(ByteBuffer[]
Array of icons in RGBA format
icons)

This method will convert icon bytebuffers into a single bytebuffer as the icon format required by _NET_WM_ICON should be in a cardinal 32 bit ARGB format i.e. all icons in a single buffer the data starting with 32 bit width & height followed by the color data as 32bit ARGB.

private static ByteBuffer
convertToNativeRamp(FloatBuffer ramp)

private static long
createBlankCursor()

public Object
createCursor(int width, int height, int xHotspot, int yHotspot, int numImages, IntBuffer images, IntBuffer delays)

Implements org.lwjgl.opengl.InputImplementation.createCursor.

Native cursor handles
public void
createKeyboard()

Implements org.lwjgl.opengl.InputImplementation.createKeyboard.

Method to create the keyboard
public void
createMouse()

Implements org.lwjgl.opengl.InputImplementation.createMouse.

Method to create the mouse.
public PeerInfo
createPbuffer(int width, int height, PixelFormat pixel_format, ContextAttribs attribs, IntBuffer pixelFormatCaps, IntBuffer pBufferAttribs)

Implements org.lwjgl.opengl.DisplayImplementation.createPbuffer.

Method to create a Pbuffer
public PeerInfo
createPeerInfo(PixelFormat pixel_format, ContextAttribs attribs)

Implements org.lwjgl.opengl.DisplayImplementation.createPeerInfo.

Create the native PeerInfo.
public void
createWindow(final DrawableLWJGL drawable, DisplayMode mode, Canvas parent, int x, int y)

Implements org.lwjgl.opengl.DisplayImplementation.createWindow.

pack-priv static void
decDisplay()

public void
destroyCursor(Object cursorHandle)

Implements org.lwjgl.opengl.InputImplementation.destroyCursor.

public void
destroyKeyboard()

Implements org.lwjgl.opengl.InputImplementation.destroyKeyboard.

Method to destroy the keyboard
public void
destroyMouse()

Implements org.lwjgl.opengl.InputImplementation.destroyMouse.

Method the destroy the mouse
public void
destroyWindow()

Implements org.lwjgl.opengl.DisplayImplementation.destroyWindow.

private void
doSetGamma(ByteBuffer native_gamma)

public String
getAdapter()

Implements org.lwjgl.opengl.DisplayImplementation.getAdapter.

Get the driver adapter string.
public DisplayMode[]
getAvailableDisplayModes()

Implements org.lwjgl.opengl.DisplayImplementation.getAvailableDisplayModes.

Method for getting displaymodes
private static int
getBestDisplayModeExtension()

public int
getButtonCount()

Implements org.lwjgl.opengl.InputImplementation.getButtonCount.

Query of button count
private static native int
getChildCount(long display, long window)

private static ByteBuffer
getCurrentGammaRamp()

private static DisplayMode
getCurrentXRandrMode()

private static long
getCursorHandle(Object cursor_handle)

pack-priv static int
getDefaultScreen()

pack-priv static long
getDisplay()

private static native String
getErrorText(long display, long error_code)

public int
getGammaRampLength()

Implements org.lwjgl.opengl.DisplayImplementation.getGammaRampLength.

Return the length of the gamma ramp arrays.
private static long
getHandle(Canvas parent)

public int
getHeight()

Implements org.lwjgl.opengl.DisplayImplementation.getHeight.

public int
getMaxCursorSize()

Implements org.lwjgl.opengl.InputImplementation.getMaxCursorSize.

Method returning the maximum cursor size
public int
getMinCursorSize()

Implements org.lwjgl.opengl.InputImplementation.getMinCursorSize.

Method returning the minimum cursor size
public int
getNativeCursorCapabilities()

Implements org.lwjgl.opengl.InputImplementation.getNativeCursorCapabilities.

Function to determine native cursor support
private static native long
getParentWindow(long display, long window)

public int
getPbufferCapabilities()

Implements org.lwjgl.opengl.DisplayImplementation.getPbufferCapabilities.

public float
getPixelScaleFactor()

Implements org.lwjgl.opengl.DisplayImplementation.getPixelScaleFactor.

private static native long
getRootWindow(long display, int screen)

public String
getVersion()

Implements org.lwjgl.opengl.DisplayImplementation.getVersion.

Get the driver version.
public int
getWidth()

Implements org.lwjgl.opengl.DisplayImplementation.getWidth.

pack-priv static long
getWindow()

private int
getWindowMode(boolean fullscreen)

public int
getX()

Implements org.lwjgl.opengl.DisplayImplementation.getX.

public int
getY()

Implements org.lwjgl.opengl.DisplayImplementation.getY.

private static int
globalErrorHandler(long display, long event_ptr, long error_display, long serial, long error_code, long request_code, long minor_code)

private void
grabKeyboard()

public void
grabMouse(boolean new_grab)

Implements org.lwjgl.opengl.InputImplementation.grabMouse.

private void
grabPointer()

private static native boolean
hasProperty(long display, long window, long property)

public boolean
hasWheel()

Implements org.lwjgl.opengl.InputImplementation.hasWheel.

Query of wheel support
pack-priv static void
incDisplay()

increment and decrement display usage.

public DisplayMode
init()

Implements org.lwjgl.opengl.DisplayImplementation.init.

Initialize and return the current display mode.
private static long
internAtom(String atom_name, boolean only_if_exists)

public boolean
isActive()

Implements org.lwjgl.opengl.DisplayImplementation.isActive.

private static boolean
isAncestorXEmbedded(long window)

public boolean
isBufferLost(PeerInfo handle)

Implements org.lwjgl.opengl.DisplayImplementation.isBufferLost.

Method to test for buffer integrity
public boolean
isCloseRequested()

Implements org.lwjgl.opengl.DisplayImplementation.isCloseRequested.

public boolean
isDirty()

Implements org.lwjgl.opengl.DisplayImplementation.isDirty.

private static boolean
isFullscreen()

public boolean
isInsideWindow()

Implements org.lwjgl.opengl.InputImplementation.isInsideWindow.

private static boolean
isLegacyFullscreen()

private static boolean
isNetWMFullscreenSupported()

private boolean
isParentWindowActive(long
- the window handle to test
window)

This method will check if the parent window is active when running in xembed mode.

public boolean
isVisible()

Implements org.lwjgl.opengl.DisplayImplementation.isVisible.

private static boolean
isXF86VidModeSupported()

private static boolean
isXrandrSupported()

pack-priv static void
lockAWT()

private static native void
mapRaised(long display, long window)

private static native ByteBuffer
nConvertToNativeRamp(FloatBuffer ramp, int offset, int length)

pack-priv static native long
nCreateBlankCursor(long display, long window)

private static native long
nCreateCursor(long display, int width, int height, int xHotspot, int yHotspot, int numImages, IntBuffer images, int images_offset, IntBuffer delays, int delays_offset)

private static native long
nCreateWindow(long display, int screen, ByteBuffer peer_info_handle, DisplayMode mode, int window_mode, int x, int y, boolean undecorated, long parent_handle, boolean resizable)

private static native void
nDefineCursor(long display, long window, long cursor_handle)

pack-priv static native void
nDestroyCursor(long display, long cursorHandle)

pack-priv static native void
nDestroyWindow(long display, long window)

private static native DisplayMode[]
nGetAvailableDisplayModes(long display, int screen, int extension)

private static native ByteBuffer
nGetCurrentGammaRamp(long display, int screen)

private static native DisplayMode
nGetCurrentXRandrMode(long display, int screen)

Assumes extension == XRANDR

pack-priv static native int
nGetDefaultScreen(long display)

private static native int
nGetGammaRampLength(long display, int screen)

private static native int
nGetHeight(long display, long window)

private static native long
nGetInputFocus(long display)

private static native int
nGetMaxCursorSize(long display, long window)

private static native int
nGetMinCursorSize(long display, long window)

private static native int
nGetNativeCursorCapabilities(long display)

private static native int
nGetPbufferCapabilities(long display, int screen)

private static native int
nGetWidth(long display, long window)

private static native int
nGetX(long display, long window)

private static native int
nGetY(long display, long window)

pack-priv static native int
nGrabKeyboard(long display, long window)

pack-priv static native int
nGrabPointer(long display, long window, long cursor)

private static native void
nIconifyWindow(long display, long window, int screen)

pack-priv static native long
nInternAtom(long display, String atom_name, boolean only_if_exists)

private static native boolean
nIsNetWMFullscreenSupported(long display, int screen)

private static native boolean
nIsXF86VidModeSupported(long display)

private static native boolean
nIsXrandrSupported(long display)

private static native void
nLockAWT()

private static native void
nReshape(long display, long window, int x, int y, int width, int height)

private static native void
nSetClassHint(long display, long window, long wm_name, long wm_class)

private static native void
nSetGammaRamp(long display, int screen, ByteBuffer gammaRamp)

private static native void
nSetInputFocus(long display, long window, long time)

private static native void
nSetTitle(long display, long window, long title, int len)

private static native void
nSetViewPort(long display, long window, int screen)

private static native void
nSetWindowIcon(long display, long window, ByteBuffer icons_data, int icons_size)

private static native void
nSetWindowSize(long display, long window, int width, int height, boolean resizable)

private static native void
nSwitchDisplayMode(long display, int screen, int extension, DisplayMode mode)

private static native void
nSync(long display, boolean throw_away_events)

pack-priv static native int
nUngrabKeyboard(long display)

pack-priv static native int
nUngrabPointer(long display)

private static native void
nUnlockAWT()

pack-priv static native long
openDisplay()

public void
pollKeyboard(ByteBuffer
the address of a 256-byte buffer to place key states in.
keyDownBuffer)

Implements org.lwjgl.opengl.InputImplementation.pollKeyboard.

Method to poll the keyboard.
public void
pollMouse(IntBuffer coord_buffer, ByteBuffer buttons)

Implements org.lwjgl.opengl.InputImplementation.pollMouse.

Method to poll the mouse
private void
processEvents()

public void
readKeyboard(ByteBuffer buffer)

Implements org.lwjgl.opengl.InputImplementation.readKeyboard.

Method to read the keyboard buffer
public void
readMouse(ByteBuffer buffer)

Implements org.lwjgl.opengl.InputImplementation.readMouse.

Method to read the mouse buffer
private void
relayEventToParent(LinuxEvent event_buffer, int event_mask)

private void
relayEventToParent(LinuxEvent event_buffer)

private void
releaseInput()

public void
releaseTexImageFromPbuffer(PeerInfo handle, int buffer)

Implements org.lwjgl.opengl.DisplayImplementation.releaseTexImageFromPbuffer.

private static native void
reparentWindow(long display, long window, long parent, int x, int y)

public void
resetDisplayMode()

Implements org.lwjgl.opengl.DisplayImplementation.resetDisplayMode.

Reset the display mode to whatever it was when LWJGL was initialized.
private static native long
resetErrorHandler(long handler)

public void
reshape(int x, int y, int width, int height)

Implements org.lwjgl.opengl.DisplayImplementation.reshape.

private void
setClassHint(String wm_name, String wm_class)

the WM_CLASS hint is needed by some WM's e.g. gnome shell

public void
setCursorPosition(int x, int y)

Implements org.lwjgl.opengl.InputImplementation.setCursorPosition.

Method to set the native cursor position
private static native long
setErrorHandler()

private void
setFocused(boolean got_focus, int focus_detail)

public void
setGammaRamp(FloatBuffer gammaRamp)

Implements org.lwjgl.opengl.DisplayImplementation.setGammaRamp.

Method to set the gamma ramp.
private static void
setGammaRampOnTmpDisplay(ByteBuffer native_gamma)

public int

Returns:

number of icons used.
setIcon(ByteBuffer[]
Array of icons in RGBA mode
icons)

Implements org.lwjgl.opengl.DisplayImplementation.setIcon.

Sets one or more icons for the Display.
private void
setInputFocusUnsafe(long window)

public void
setNativeCursor(Object handle)

Implements org.lwjgl.opengl.InputImplementation.setNativeCursor.

Method to set the native cursor
public void
setPbufferAttrib(PeerInfo handle, int attrib, int value)

Implements org.lwjgl.opengl.DisplayImplementation.setPbufferAttrib.

public void
setResizable(boolean
set to true to make the Display window resizable; false to disable resizing on the Display window.
resizable)

Implements org.lwjgl.opengl.DisplayImplementation.setResizable.

Enable or disable the Display window to be resized.
public void
setTitle(String title)

Implements org.lwjgl.opengl.DisplayImplementation.setTitle.

Implementation of setTitle().
private boolean
shouldGrab()

private boolean
shouldWarpPointer()

public void
switchDisplayMode(DisplayMode mode)

Implements org.lwjgl.opengl.DisplayImplementation.switchDisplayMode.

private void
switchDisplayModeOnTmpDisplay(DisplayMode mode)

private static native void
synchronize(long display, boolean synchronize)

private void
ungrabKeyboard()

private void
ungrabPointer()

pack-priv static void
unlockAWT()

public void
update()

Implements org.lwjgl.opengl.DisplayImplementation.update.

Updates the windows internal state.
private void
updateCursor()

private void
updateInputGrab()

private void
updateKeyboardGrab()

private void
updatePointerGrab()

public boolean
wasResized()

Implements org.lwjgl.opengl.DisplayImplementation.wasResized.

Inherited from java.lang.Object:
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