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1 | /////////////////////////////////////////////////////////////////////////////// |
2 | // Name: msw/popupwin.cpp | |
3 | // Purpose: implements wxPopupWindow for MSW | |
4 | // Author: Vadim Zeitlin | |
5 | // Modified by: | |
6 | // Created: 08.05.02 | |
7 | // RCS-ID: $Id$ | |
8 | // Copyright: (c) 2002 Vadim Zeitlin <zeitlin@dptmaths.ens-cachan.fr> | |
6c9a19aa | 9 | // License: wxWindows licence |
e49d97e6 VZ |
10 | /////////////////////////////////////////////////////////////////////////////// |
11 | ||
12 | // ============================================================================ | |
13 | // declarations | |
14 | // ============================================================================ | |
15 | ||
16 | // ---------------------------------------------------------------------------- | |
17 | // headers | |
18 | // ---------------------------------------------------------------------------- | |
19 | ||
20 | #ifdef __GNUG__ | |
21 | #pragma implementation "popup.h" | |
22 | #endif | |
23 | ||
24 | // For compilers that support precompilation, includes "wx.h". | |
25 | #include "wx/wxprec.h" | |
26 | ||
27 | #ifdef __BORLANDC__ | |
28 | #pragma hdrstop | |
29 | #endif | |
30 | ||
31 | #ifndef WX_PRECOMP | |
32 | #endif //WX_PRECOMP | |
33 | ||
34 | #include "wx/popupwin.h" | |
35 | ||
24b3cc2c | 36 | #include "wx/msw/private.h" // for GetDesktopWindow() |
220c6d43 | 37 | |
24b3cc2c | 38 | IMPLEMENT_DYNAMIC_CLASS(wxPopupWindow, wxWindow) |
7e25f59e | 39 | |
e49d97e6 VZ |
40 | // ============================================================================ |
41 | // implementation | |
42 | // ============================================================================ | |
43 | ||
44 | bool wxPopupWindow::Create(wxWindow *parent, int flags) | |
45 | { | |
46 | return wxPopupWindowBase::Create(parent) && | |
47 | wxWindow::Create(parent, -1, | |
48 | wxDefaultPosition, wxDefaultSize, | |
49 | flags | wxPOPUP_WINDOW); | |
50 | } | |
51 | ||
52 | void wxPopupWindow::DoGetPosition(int *x, int *y) const | |
53 | { | |
54 | // the position of a "top level" window such as this should be in | |
55 | // screen coordinates, not in the client ones which MSW gives us | |
56 | // (because we are a child window) | |
57 | wxPopupWindowBase::DoGetPosition(x, y); | |
58 | ||
59 | GetParent()->ClientToScreen(x, y); | |
60 | } | |
61 | ||
62 | WXDWORD wxPopupWindow::MSWGetStyle(long flags, WXDWORD *exstyle) const | |
63 | { | |
24b3cc2c | 64 | // we only honour the border flags, the others don't make sense for us |
e49d97e6 VZ |
65 | WXDWORD style = wxWindow::MSWGetStyle(flags & wxBORDER_MASK, exstyle); |
66 | ||
e49d97e6 VZ |
67 | if ( exstyle ) |
68 | { | |
69 | // a popup window floats on top of everything | |
70 | *exstyle |= WS_EX_TOPMOST | WS_EX_TOOLWINDOW; | |
71 | } | |
72 | ||
73 | return style; | |
74 | } | |
75 | ||
24b3cc2c | 76 | WXHWND wxPopupWindow::MSWGetParent() const |
7e25f59e | 77 | { |
24b3cc2c VZ |
78 | // we must be a child of the desktop to be able to extend beyond the parent |
79 | // window client area (like the comboboxes drop downs do) | |
80 | // | |
81 | // NB: alternative implementation would be to use WS_POPUP instead of | |
82 | // WS_CHILD but then showing a popup would deactivate the parent which | |
83 | // is ugly and working around this, although possible, is even more | |
84 | // ugly | |
85 | return (WXHWND)::GetDesktopWindow(); | |
7e25f59e VZ |
86 | } |
87 |