+#endif // wxUSE_TOOLTIPS
+
+// ----------------------------------------------------------------------------
+// popup menus
+// ----------------------------------------------------------------------------
+
+#if wxUSE_MENUS
+
+bool wxWindow::DoPopupMenu(wxMenu *menu, int x, int y)
+{
+ if ( x == wxDefaultCoord && y == wxDefaultCoord )
+ {
+ wxPoint mouse = ScreenToClient(wxGetMousePosition());
+ x = mouse.x; y = mouse.y;
+ }
+
+ Widget widget = (Widget) GetMainWidget();
+
+ /* The menuId field seems to be usused, so we'll use it to
+ indicate whether a menu is popped up or not:
+ 0: Not currently created as a popup
+ -1: Created as a popup, but not active
+ 1: Active popup.
+ */
+
+ if (menu->GetParent() && (menu->GetId() != -1))
+ return false;
+
+ if (menu->GetMainWidget())
+ {
+ menu->DestroyMenu(true);
+ }
+
+ menu->SetId(1); /* Mark as popped-up */
+ menu->CreateMenu(NULL, widget, menu, 0);
+ menu->SetInvokingWindow(this);
+
+ menu->UpdateUI();
+
+ // menu->SetParent(parent);
+ // parent->children->Append(menu); // Store menu for later deletion
+
+ Widget menuWidget = (Widget) menu->GetMainWidget();
+
+ int rootX = 0;
+ int rootY = 0;
+
+ int deviceX = x;
+ int deviceY = y;
+ /*
+ if (this->IsKindOf(CLASSINFO(wxCanvas)))
+ {
+ wxCanvas *canvas = (wxCanvas *) this;
+ deviceX = canvas->GetDC ()->LogicalToDeviceX (x);
+ deviceY = canvas->GetDC ()->LogicalToDeviceY (y);
+ }
+ */
+
+ Display *display = XtDisplay (widget);
+ Window rootWindow = RootWindowOfScreen (XtScreen((Widget)widget));
+ Window thisWindow = XtWindow (widget);
+ Window childWindow;
+ XTranslateCoordinates (display, thisWindow, rootWindow, (int) deviceX, (int) deviceY,
+ &rootX, &rootY, &childWindow);
+
+ XButtonPressedEvent event;
+ event.type = ButtonPress;
+ event.button = 1;
+
+ event.x = deviceX;
+ event.y = deviceY;
+
+ event.x_root = rootX;
+ event.y_root = rootY;
+
+ XmMenuPosition (menuWidget, &event);
+ XtManageChild (menuWidget);
+
+ // The ID of a pop-up menu is 1 when active, and is set to 0 by the
+ // idle-time destroy routine.
+ // Waiting until this ID changes causes this function to block until
+ // the menu has been dismissed and the widgets cleaned up.
+ // In other words, once this routine returns, it is safe to delete
+ // the menu object.
+ // Ian Brown <ian.brown@printsoft.de>
+
+ wxEventLoop evtLoop;
+
+ while (menu->GetId() == 1)
+ {
+ wxDoEventLoopIteration( evtLoop );
+ }
+
+ return true;
+}
+
+#endif
+
+// ---------------------------------------------------------------------------
+// moving and resizing
+// ---------------------------------------------------------------------------
+
+bool wxWindow::PreResize()
+{
+ return true;
+}
+
+// Get total size
+void wxWindow::DoGetSize(int *x, int *y) const
+{
+ Widget widget = (Widget)( !m_drawingArea ? GetTopWidget() :
+ ( m_borderWidget ? m_borderWidget :
+ m_scrolledWindow ? m_scrolledWindow :
+ m_drawingArea ) );
+ Dimension xx, yy;
+
+ XtVaGetValues( widget,
+ XmNwidth, &xx,
+ XmNheight, &yy,
+ NULL );
+ if(x) *x = xx;
+ if(y) *y = yy;
+}
+
+void wxWindow::DoGetPosition(int *x, int *y) const
+{
+ Widget widget = (Widget)
+ ( m_drawingArea ?
+ ( m_borderWidget ? m_borderWidget : m_scrolledWindow ) :
+ GetTopWidget() );
+
+ Position xx, yy;
+ XtVaGetValues(widget, XmNx, &xx, XmNy, &yy, NULL);
+
+ // We may be faking the client origin. So a window that's really at (0, 30)
+ // may appear (to wxWin apps) to be at (0, 0).
+ if (GetParent())
+ {
+ wxPoint pt(GetParent()->GetClientAreaOrigin());
+ xx = (Position)(xx - pt.x);
+ yy = (Position)(yy - pt.y);
+ }
+
+ if(x) *x = xx;
+ if(y) *y = yy;
+}
+
+void wxWindow::DoScreenToClient(int *x, int *y) const
+{
+ Widget widget = (Widget) GetClientWidget();
+ Display *display = XtDisplay((Widget) GetMainWidget());
+ Window rootWindow = RootWindowOfScreen(XtScreen(widget));
+ Window thisWindow = XtWindow(widget);
+
+ Window childWindow;
+ int xx = *x;
+ int yy = *y;
+ XTranslateCoordinates(display, rootWindow, thisWindow, xx, yy, x, y, &childWindow);
+}
+
+void wxWindow::DoClientToScreen(int *x, int *y) const
+{
+ Widget widget = (Widget) GetClientWidget();
+ Display *display = XtDisplay(widget);
+ Window rootWindow = RootWindowOfScreen(XtScreen(widget));
+ Window thisWindow = XtWindow(widget);
+
+ Window childWindow;
+ int xx = *x;
+ int yy = *y;
+ XTranslateCoordinates(display, thisWindow, rootWindow, xx, yy, x, y, &childWindow);
+}
+
+
+// Get size *available for subwindows* i.e. excluding menu bar etc.
+void wxWindow::DoGetClientSize(int *x, int *y) const
+{
+ Widget widget = (Widget) GetClientWidget();
+ Dimension xx, yy;
+ XtVaGetValues(widget, XmNwidth, &xx, XmNheight, &yy, NULL);
+ if(x) *x = xx; if(y) *y = yy;
+}
+
+void wxWindow::DoSetSize(int x, int y, int width, int height, int sizeFlags)
+{
+ DoSetSizeIntr(x, y, width, height, sizeFlags, false);
+}
+
+void wxWindow::DoSetSizeIntr(int x, int y, int width, int height,
+ int sizeFlags, bool fromCtor)
+{
+ // A bit of optimization to help sort out the flickers.
+ int oldX = -1, oldY = -1, oldW = -1, oldH = -1;
+
+ if( !fromCtor )
+ {
+ GetSize(& oldW, & oldH);
+ GetPosition(& oldX, & oldY);
+ }
+
+ if ( !(sizeFlags & wxSIZE_ALLOW_MINUS_ONE) )
+ {
+ if ( width == -1 )
+ width = oldW;
+ if ( height == -1 )
+ height = oldH;
+ }
+
+ wxSize size(wxDefaultSize);
+ if ( width <= 0 )
+ {
+ if ( ( sizeFlags & wxSIZE_AUTO_WIDTH ) && !fromCtor )
+ {
+ size = DoGetBestSize();
+ width = size.x;
+ }
+ else
+ {
+ width = oldW;
+ }
+ }
+
+ if ( height == -1 )
+ {
+ if( ( sizeFlags & wxSIZE_AUTO_HEIGHT ) && !fromCtor )
+ {
+ if( size.x == -1 ) size = DoGetBestSize();
+ height = size.y;
+ }
+ else
+ {
+ height = oldH;
+ }
+ }
+
+ if ( x != oldX || y != oldY || width != oldW || height != oldH
+ || !wxNoOptimize::CanOptimize() )
+ {
+ if (m_drawingArea)
+ {
+ int flags = 0;
+
+ if (x != oldX)
+ flags |= wxMOVE_X;
+
+ if (y != oldY)
+ flags |= wxMOVE_Y;
+
+ if (width > 0)
+ flags |= wxMOVE_WIDTH;
+
+ if (height > 0)
+ flags |= wxMOVE_HEIGHT;
+
+ int xx = x; int yy = y;
+ AdjustForParentClientOrigin(xx, yy, sizeFlags);
+ if( !fromCtor )
+ DoMoveWindow( xx, yy, width, height );
+ else
+ DoMoveWindowIntr( xx, yy, width, height, flags );
+
+ return;
+ }
+
+ Widget widget = (Widget) GetTopWidget();
+ if (!widget)
+ return;
+
+ bool managed = XtIsManaged( widget );
+ if (managed)
+ XtUnmanageChild(widget);
+
+ int xx = x;
+ int yy = y;
+ AdjustForParentClientOrigin(xx, yy, sizeFlags);
+
+ DoMoveWindow(xx, yy, width, height);
+
+ if (managed)
+ XtManageChild(widget);
+ }
+}
+
+void wxWindow::DoSetClientSize(int width, int height)
+{
+ if (m_drawingArea)
+ {
+ Widget drawingArea = (Widget) m_drawingArea;
+
+ XtVaSetValues(drawingArea, XmNresizePolicy, XmRESIZE_ANY, NULL);
+
+ if (width > -1)
+ XtVaSetValues(drawingArea, XmNwidth, width, NULL);
+ if (height > -1)
+ XtVaSetValues(drawingArea, XmNheight, height, NULL);
+
+ XtVaSetValues(drawingArea, XmNresizePolicy, XmRESIZE_NONE, NULL);
+ return;
+ }
+
+ Widget widget = (Widget) GetTopWidget();
+
+ if (width > -1)
+ XtVaSetValues(widget, XmNwidth, width, NULL);
+ if (height > -1)
+ XtVaSetValues(widget, XmNheight, height, NULL);
+}
+
+void wxWindow::DoMoveWindowIntr(int xx, int yy, int w, int h,
+ int flags)
+{
+ if (m_drawingArea)
+ {
+ Widget drawingArea = (Widget) m_drawingArea;
+ Widget borderOrScrolled = m_borderWidget ?
+ (Widget) m_borderWidget :
+ (Widget) m_scrolledWindow;
+
+ bool managed = XtIsManaged(borderOrScrolled);
+ if (managed)
+ XtUnmanageChild (borderOrScrolled);
+ XtVaSetValues(drawingArea, XmNresizePolicy, XmRESIZE_ANY, NULL);
+
+ if (flags & wxMOVE_X)
+ XtVaSetValues (borderOrScrolled,
+ XmNx, xx,
+ NULL);
+ if (flags & wxMOVE_Y)
+ XtVaSetValues (borderOrScrolled,
+ XmNy, yy,
+ NULL);
+
+ if (flags & wxMOVE_WIDTH)
+ {
+ if (m_borderWidget)
+ {
+ XtVaSetValues ((Widget) m_borderWidget, XmNwidth, w, NULL);
+ short thick, margin;
+ XtVaGetValues ((Widget) m_borderWidget,
+ XmNshadowThickness, &thick,
+ XmNmarginWidth, &margin,
+ NULL);
+ w -= 2 * (thick + margin);
+ }
+
+ if( w < 1 ) w = 1;
+ XtVaSetValues ((Widget) m_scrolledWindow, XmNwidth, w, NULL);
+ }
+
+ if (flags & wxMOVE_HEIGHT)
+ {
+ if (m_borderWidget)
+ {
+ XtVaSetValues ((Widget) m_borderWidget, XmNheight, h, NULL);
+ short thick, margin;
+ XtVaGetValues ((Widget) m_borderWidget,
+ XmNshadowThickness, &thick,
+ XmNmarginHeight, &margin,
+ NULL);
+ h -= 2 * (thick + margin);
+ }
+
+ if( h < 1 ) h = 1;
+ XtVaSetValues ((Widget) m_scrolledWindow, XmNheight, h, NULL);
+ }
+
+ if (managed)
+ XtManageChild (borderOrScrolled);
+ XtVaSetValues(drawingArea, XmNresizePolicy, XmRESIZE_NONE, NULL);
+ }
+ else
+ {
+ if( w < 1 ) w = 1;
+ if( h < 1 ) h = 1;
+
+ XtVaSetValues((Widget)GetTopWidget(),
+ XmNx, xx,
+ XmNy, yy,
+ XmNwidth, w,
+ XmNheight, h,
+ NULL);
+ }
+}
+
+void wxWindow::DoMoveWindow(int x, int y, int width, int height)
+{
+ DoMoveWindowIntr (x, y, width, height,
+ wxMOVE_X|wxMOVE_Y|wxMOVE_WIDTH|wxMOVE_HEIGHT);
+}
+
+// ---------------------------------------------------------------------------
+// text metrics
+// ---------------------------------------------------------------------------
+
+int wxWindow::GetCharHeight() const
+{
+ wxCHECK_MSG( m_font.Ok(), 0, "valid window font needed" );
+
+ int height;
+
+ wxGetTextExtent (GetXDisplay(), m_font, 1.0,
+ "x", NULL, &height, NULL, NULL);
+
+ return height;
+}
+
+int wxWindow::GetCharWidth() const
+{
+ wxCHECK_MSG( m_font.Ok(), 0, "valid window font needed" );
+
+ int width;
+
+ wxGetTextExtent (GetXDisplay(), m_font, 1.0,
+ "x", &width, NULL, NULL, NULL);
+
+ return width;
+}
+
+void wxWindow::GetTextExtent(const wxString& string,
+ int *x, int *y,
+ int *descent, int *externalLeading,
+ const wxFont *theFont) const
+{
+ const wxFont *fontToUse = theFont ? theFont : &m_font;
+
+ wxCHECK_RET( fontToUse->Ok(), "valid window font needed" );
+
+ if (externalLeading)
+ *externalLeading = 0;
+ wxGetTextExtent (GetXDisplay(), *fontToUse, 1.0,
+ string, x, y, NULL, descent);
+}
+
+// ----------------------------------------------------------------------------
+// painting
+// ----------------------------------------------------------------------------
+
+void wxWindow::AddUpdateRect(int x, int y, int w, int h)
+{
+ m_updateRegion.Union( x, y, w, h );
+}
+
+void wxWindow::Refresh(bool eraseBack, const wxRect *rect)
+{
+ m_needsRefresh = true;
+ Display *display = XtDisplay((Widget) GetMainWidget());
+ Window thisWindow = XtWindow((Widget) GetMainWidget());
+
+ XExposeEvent dummyEvent;
+ int width, height;
+ GetSize(&width, &height);
+
+ dummyEvent.type = Expose;
+ dummyEvent.display = display;
+ dummyEvent.send_event = True;
+ dummyEvent.window = thisWindow;
+ if (rect)
+ {
+ dummyEvent.x = rect->x;
+ dummyEvent.y = rect->y;
+ dummyEvent.width = rect->width;
+ dummyEvent.height = rect->height;
+ }
+ else
+ {
+ dummyEvent.x = 0;
+ dummyEvent.y = 0;
+ dummyEvent.width = width;
+ dummyEvent.height = height;
+ }
+ dummyEvent.count = 0;
+
+ if (eraseBack)
+ {
+ wxClientDC dc(this);
+ wxBrush backgroundBrush(GetBackgroundColour(), wxSOLID);
+ dc.SetBackground(backgroundBrush);
+ if (rect)
+ dc.Clear(*rect);
+ else
+ dc.Clear();
+ }
+
+ XSendEvent(display, thisWindow, False, ExposureMask, (XEvent *)&dummyEvent);
+}
+
+void wxWindow::DoPaint()
+{
+ //TODO : make a temporary gc so we can do the XCopyArea below
+ if (m_backingPixmap && !m_needsRefresh)
+ {
+ wxPaintDC dc(this);
+
+ GC tempGC = (GC) dc.GetBackingGC();
+
+ Widget widget = (Widget) GetMainWidget();
+
+ int scrollPosX = 0;
+ int scrollPosY = 0;
+
+ // We have to test whether it's a wxScrolledWindow (hack!) because
+ // otherwise we don't know how many pixels have been scrolled. We might
+ // solve this in the future by defining virtual wxWindow functions to get
+ // the scroll position in pixels. Or, each kind of scrolled window has to
+ // implement backing stores itself, using generic wxWidgets code.
+ wxScrolledWindow* scrolledWindow = wxDynamicCast(this, wxScrolledWindow);
+ if ( scrolledWindow )
+ {
+ int x, y;
+ scrolledWindow->CalcScrolledPosition(0, 0, &x, &y);
+
+ scrollPosX = - x;
+ scrollPosY = - y;
+ }
+
+ // TODO: This could be optimized further by only copying the areas in the
+ // current update region.
+
+ // Only blit the part visible in the client area. The backing pixmap
+ // always starts at 0, 0 but we may be looking at only a portion of it.
+ wxSize clientArea = GetClientSize();
+ int toBlitX = m_pixmapWidth - scrollPosX;
+ int toBlitY = m_pixmapHeight - scrollPosY;
+
+ // Copy whichever is samller, the amount of pixmap we have to copy,
+ // or the size of the client area.
+ toBlitX = wxMin(toBlitX, clientArea.x);
+ toBlitY = wxMin(toBlitY, clientArea.y);
+
+ // Make sure we're not negative
+ toBlitX = wxMax(0, toBlitX);
+ toBlitY = wxMax(0, toBlitY);
+
+ XCopyArea
+ (
+ XtDisplay(widget),
+ (Pixmap) m_backingPixmap,
+ XtWindow (widget),
+ tempGC,
+ scrollPosX, scrollPosY, // Start at the scroll position
+ toBlitX, toBlitY, // How much of the pixmap to copy
+ 0, 0 // Destination
+ );
+ }
+ else
+ {
+ wxWindowDC dc(this);
+ // Set an erase event first
+ wxEraseEvent eraseEvent(GetId(), &dc);
+ eraseEvent.SetEventObject(this);
+ GetEventHandler()->ProcessEvent(eraseEvent);
+
+ wxPaintEvent event(GetId());
+ event.SetEventObject(this);
+ GetEventHandler()->ProcessEvent(event);
+
+ m_needsRefresh = false;
+ }
+}
+
+// ----------------------------------------------------------------------------
+// event handlers
+// ----------------------------------------------------------------------------
+
+// Responds to colour changes: passes event on to children.
+void wxWindow::OnSysColourChanged(wxSysColourChangedEvent& event)
+{
+ wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
+ while ( node )
+ {
+ // Only propagate to non-top-level windows
+ wxWindow *win = node->GetData();
+ if ( win->GetParent() )
+ {
+ wxSysColourChangedEvent event2;
+ event.SetEventObject(win);
+ win->GetEventHandler()->ProcessEvent(event2);
+ }
+
+ node = node->GetNext();
+ }
projects / wxWidgets.git / blobdiff