XHelper() :
wmInf_(),
acquireCount_(0)
{
acquire();
// Intern some atoms;
const char* atoms[] = {
"CLIPBOARD",
"TEXT",
"COMPOUND_TEXT",
"UTF8_STRING",
"WESNOTH_PASTE",
"TARGETS"
};
XInternAtoms(dpy(), const_cast<char**>(reinterpret_cast<const char**>(atoms)), 6, false, atomTable_);
release();
}
StoredPosition storePosition(wxWindow * window)
{
WINDOWPLACEMENT wp;
wp.length = sizeof(wp);
GetWindowPlacement(window->GetHWND(), &wp);
StoredPosition result;
result.maximized = wp.showCmd == SW_MAXIMIZE;
result.left = wp.rcNormalPosition.left;
result.top = wp.rcNormalPosition.top;
result.width = wp.rcNormalPosition.right - wp.rcNormalPosition.left;
result.height = wp.rcNormalPosition.bottom - wp.rcNormalPosition.top;
if(!window->HasFlag(wxFRAME_TOOL_WINDOW))
{
int n = wxDisplay::GetFromWindow(window);
wxDisplay dpy(n == wxNOT_FOUND ? 0 : n);
const wxPoint offset = dpy.GetClientArea().GetPosition() - dpy.GetGeometry().GetPosition();
result.left += offset.x;
result.top += offset.y;
}
return result;
}
void wxTopLevelWindowMSW::DoGetPosition(int *x, int *y) const
{
if ( IsIconized() )
{
WINDOWPLACEMENT wp;
wp.length = sizeof(WINDOWPLACEMENT);
if ( ::GetWindowPlacement(GetHwnd(), &wp) )
{
RECT& rc = wp.rcNormalPosition;
// the position returned by GetWindowPlacement() is in workspace
// coordinates except for windows with WS_EX_TOOLWINDOW style
if ( !HasFlag(wxFRAME_TOOL_WINDOW) )
{
// we must use the correct display for the translation as the
// task bar might be shown on one display but not the other one
int n = wxDisplay::GetFromWindow(this);
wxDisplay dpy(n == wxNOT_FOUND ? 0 : n);
const wxPoint ptOfs = dpy.GetClientArea().GetPosition() -
dpy.GetGeometry().GetPosition();
rc.left += ptOfs.x;
rc.top += ptOfs.y;
}
if ( x )
*x = rc.left;
if ( y )
*y = rc.top;
return;
}
wxLogLastError(wxT("GetWindowPlacement"));
}
//else: normal case
wxTopLevelWindowBase::DoGetPosition(x, y);
}
status_t LayerBuffer::BufferSource::initTempBuffer() const
{
// figure out the size we need now
const ISurface::BufferHeap& buffers(mBufferHeap);
uint32_t w = mLayer.mTransformedBounds.width();
uint32_t h = mLayer.mTransformedBounds.height();
if (mLayer.getOrientation() & (Transform::ROT_90 | Transform::ROT_270)) {
int t = w; w = h; h = t;
}
// we're in the copybit case, so make sure we can handle this blit
// we don't have to keep the aspect ratio here
copybit_device_t* copybit = mLayer.mBlitEngine;
const int down = copybit->get(copybit, COPYBIT_MINIFICATION_LIMIT);
const int up = copybit->get(copybit, COPYBIT_MAGNIFICATION_LIMIT);
if (buffers.w > w*down) w = buffers.w / down;
else if (w > buffers.w*up) w = buffers.w*up;
if (buffers.h > h*down) h = buffers.h / down;
else if (h > buffers.h*up) h = buffers.h*up;
if (mTexture.image != EGL_NO_IMAGE_KHR) {
// we have an EGLImage, make sure the needed size didn't change
if (w!=mTexture.width || h!= mTexture.height) {
// delete the EGLImage and texture
clearTempBufferImage();
} else {
// we're good, we have an EGLImageKHR and it's (still) the
// right size
return NO_ERROR;
}
}
// figure out if we need linear filtering
if (buffers.w * h == buffers.h * w) {
// same pixel area, don't use filtering
mLayer.mNeedsFiltering = false;
}
// Allocate a temporary buffer and create the corresponding EGLImageKHR
// once the EGLImage has been created we don't need the
// graphic buffer reference anymore.
sp<GraphicBuffer> buffer = new GraphicBuffer(
w, h, HAL_PIXEL_FORMAT_RGB_565,
GraphicBuffer::USAGE_HW_TEXTURE |
GraphicBuffer::USAGE_HW_2D);
status_t err = buffer->initCheck();
if (err == NO_ERROR) {
NativeBuffer& dst(mTempBuffer);
dst.img.w = buffer->getStride();
dst.img.h = h;
dst.img.format = buffer->getPixelFormat();
dst.img.handle = (native_handle_t *)buffer->handle;
dst.img.base = 0;
dst.crop.l = 0;
dst.crop.t = 0;
dst.crop.r = w;
dst.crop.b = h;
EGLDisplay dpy(getFlinger()->graphicPlane(0).getEGLDisplay());
err = mTextureManager.initEglImage(&mTexture, dpy, buffer);
}
return err;
}
void wxTopLevelWindowBase::DoCentre(int dir)
{
// on some platforms centering top level windows is impossible
// because they are always maximized by guidelines or limitations
//
// and centering a maximized window doesn't make sense as its position
// can't change
if ( IsAlwaysMaximized() || IsMaximized() )
return;
// we need the display rect anyhow so store it first: notice that we should
// be centered on the same display as our parent window, the display of
// this window itself is not really defined yet
int nDisplay = wxDisplay::GetFromWindow(GetParent() ? GetParent() : this);
wxDisplay dpy(nDisplay == wxNOT_FOUND ? 0 : nDisplay);
const wxRect rectDisplay(dpy.GetClientArea());
// what should we centre this window on?
wxRect rectParent;
if ( !(dir & wxCENTRE_ON_SCREEN) && GetParent() )
{
// centre on parent window: notice that we need screen coordinates for
// positioning this TLW
rectParent = GetParent()->GetScreenRect();
// if the parent is entirely off screen (happens at least with MDI
// parent frame under Mac but could happen elsewhere too if the frame
// was hidden/moved away for some reason), don't use it as otherwise
// this window wouldn't be visible at all
if ( !rectParent.Intersects(rectDisplay) )
{
// just centre on screen then
rectParent = rectDisplay;
}
}
else
{
// we were explicitly asked to centre this window on the entire screen
// or if we have no parent anyhow and so can't centre on it
rectParent = rectDisplay;
}
if ( !(dir & wxBOTH) )
dir |= wxBOTH; // if neither is specified, center in both directions
// the new window rect candidate
wxRect rect = GetRect().CentreIn(rectParent, dir & ~wxCENTRE_ON_SCREEN);
// we don't want to place the window off screen if Centre() is called as
// this is (almost?) never wanted and it would be very difficult to prevent
// it from happening from the user code if we didn't check for it here
if ( !rectDisplay.Contains(rect.GetTopLeft()) )
{
// move the window just enough to make the corner visible
int dx = rectDisplay.GetLeft() - rect.GetLeft();
int dy = rectDisplay.GetTop() - rect.GetTop();
rect.Offset(dx > 0 ? dx : 0, dy > 0 ? dy : 0);
}
if ( !rectDisplay.Contains(rect.GetBottomRight()) )
{
// do the same for this corner too
int dx = rectDisplay.GetRight() - rect.GetRight();
int dy = rectDisplay.GetBottom() - rect.GetBottom();
rect.Offset(dx < 0 ? dx : 0, dy < 0 ? dy : 0);
}
// the window top left and bottom right corner are both visible now and
// although the window might still be not entirely on screen (with 2
// staggered displays for example) we wouldn't be able to improve the
// layout much in such case, so we stop here
// -1 could be valid coordinate here if there are several displays
SetSize(rect, wxSIZE_ALLOW_MINUS_ONE);
}
void MyFrame::OnResetMode(wxCommandEvent& WXUNUSED(event))
{
wxDisplay dpy(m_book->GetSelection());
dpy.ResetMode();
}
