/*
* Called when the application is alt-tabbed to or from
*/
private void appActivate(boolean active) {
if (inAppActivate) {
return;
}
inAppActivate = true;
isFocused = active;
if (active) {
if (Display.isFullscreen()) {
restoreDisplayMode();
}
if (parent == null) {
setForegroundWindow(getHwnd());
}
setFocus(getHwnd());
redoMakeContextCurrent = true;
if (Display.isFullscreen()) updateClipping();
if (keyboard != null) keyboard.fireLostKeyEvents();
} else if (Display.isFullscreen()) {
showWindow(getHwnd(), SW_SHOWMINNOACTIVE);
resetDisplayMode();
} else updateClipping();
updateCursor();
inAppActivate = false;
}
public void setResizable(boolean resizable) {
if (this.resizable != resizable) {
int style = (int) getWindowLongPtr(hwnd, GWL_STYLE);
int styleex = (int) getWindowLongPtr(hwnd, GWL_EXSTYLE);
// update frame style
if (resizable && !Display.isFullscreen()) {
setWindowLongPtr(hwnd, GWL_STYLE, style |= (WS_THICKFRAME | WS_MAXIMIZEBOX));
} else {
setWindowLongPtr(hwnd, GWL_STYLE, style &= ~(WS_THICKFRAME | WS_MAXIMIZEBOX));
}
// from the existing client rect, determine the new window rect
// based on the style changes - using AdjustWindowRectEx.
getClientRect(hwnd, rect_buffer);
rect.copyFromBuffer(rect_buffer);
adjustWindowRectEx(rect_buffer, style, false, styleex);
rect.copyFromBuffer(rect_buffer);
// force a frame update and resize accordingly
setWindowPos(
hwnd,
HWND_TOP,
0,
0,
rect.right - rect.left,
rect.bottom - rect.top,
SWP_NOMOVE | SWP_NOZORDER | SWP_FRAMECHANGED);
updateWidthAndHeight();
resized = false;
}
this.resizable = resizable;
}
private void updateClipping() {
if ((Display.isFullscreen() || (mouse != null && mouse.isGrabbed()))
&& !isMinimized
&& isFocused
&& (getForegroundWindow() == getHwnd() || hasParent)) {
try {
setupCursorClipping(getHwnd());
} catch (LWJGLException e) {
LWJGLUtil.log("setupCursorClipping failed: " + e.getMessage());
}
} else {
resetCursorClipping();
}
}
public void reshape(int x, int y, int width, int height) {
nReshape(
getHwnd(), x, y, width, height, Display.isFullscreen() || isUndecorated(), parent != null);
}
public void createWindow(DrawableLWJGL drawable, DisplayMode mode, Canvas parent, int x, int y)
throws LWJGLException {
close_requested = false;
is_dirty = false;
isMinimized = false;
isFocused = false;
redoMakeContextCurrent = false;
maximized = false;
this.parent = parent;
hasParent = parent != null;
parent_hwnd = parent != null ? getHwnd(parent) : 0;
this.hwnd =
nCreateWindow(
x,
y,
mode.getWidth(),
mode.getHeight(),
Display.isFullscreen() || isUndecorated(),
parent != null,
parent_hwnd);
this.resizable = false;
if (hwnd == 0) {
throw new LWJGLException("Failed to create window");
}
this.hdc = getDC(hwnd);
if (hdc == 0) {
nDestroyWindow(hwnd);
throw new LWJGLException("Failed to get dc");
}
try {
if (drawable instanceof DrawableGL) {
int format =
WindowsPeerInfo.choosePixelFormat(
getHdc(),
0,
0,
(PixelFormat) drawable.getPixelFormat(),
null,
true,
true,
false,
true);
WindowsPeerInfo.setPixelFormat(getHdc(), format);
} else {
peer_info = new WindowsDisplayPeerInfo(true);
((DrawableGLES) drawable)
.initialize(
hwnd,
hdc,
EGL.EGL_WINDOW_BIT,
(org.lwjgl.opengles.PixelFormat) drawable.getPixelFormat());
}
peer_info.initDC(getHwnd(), getHdc());
showWindow(getHwnd(), SW_SHOWDEFAULT);
updateWidthAndHeight();
if (parent == null) {
if (Display.isResizable()) {
setResizable(true);
}
setForegroundWindow(getHwnd());
} else {
parent_focused = new AtomicBoolean(false);
parent.addFocusListener(
parent_focus_tracker =
new FocusAdapter() {
public void focusGained(FocusEvent e) {
parent_focused.set(true);
clearAWTFocus();
}
});
SwingUtilities.invokeLater(
new Runnable() {
public void run() {
clearAWTFocus();
}
});
}
grabFocus();
} catch (LWJGLException e) {
nReleaseDC(hwnd, hdc);
nDestroyWindow(hwnd);
throw e;
}
}