#include "wx/msw/private.h"
+#include "wx/popupwin.h"
+
#ifndef ICON_BIG
#define ICON_BIG 1
#endif
// the name of the default wxWindows class
extern const wxChar *wxCanvasClassName;
+// the hidden parent for wxFRAME_NO_TASKBAR unowned frames
+wxWindow *wxTopLevelWindowMSW::ms_hiddenParent = NULL;
+
// ============================================================================
// wxTopLevelWindowMSW implementation
// ============================================================================
+// ----------------------------------------------------------------------------
+// wxDialog helpers
+// ----------------------------------------------------------------------------
+
// Dialog window proc
LONG APIENTRY _EXPORT
-wxDlgProc(HWND WXUNUSED(hWnd), UINT message, WPARAM WXUNUSED(wParam), LPARAM WXUNUSED(lParam))
+wxDlgProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
- if ( message == WM_INITDIALOG )
+ switch ( message )
{
- // for this message, returning TRUE tells system to set focus to the
- // first control in the dialog box
- return TRUE;
- }
- else
- {
- // for all the other ones, FALSE means that we didn't process the
- // message
- return FALSE;
+ case WM_INITDIALOG:
+ // for this message, returning TRUE tells system to set focus to
+ // the first control in the dialog box, but as we set the focus
+ // ourselves, we return FALSE from here as well, so fall through
+
+ default:
+ // for all the other ones, FALSE means that we didn't process the
+ // message
+ return FALSE;
}
}
#if !defined(__WIN16__) && !defined(__SC__)
if ( !(GetExtraStyle() & wxTOPLEVEL_EX_DIALOG) )
{
- // make all frames appear in the win9x shell taskbar unless
- // wxFRAME_TOOL_WINDOW or wxFRAME_NO_TASKBAR is given - without
- // giving them WS_EX_APPWINDOW style, the child (i.e. owned) frames
- // wouldn't appear in it
- if ( (style & wxFRAME_TOOL_WINDOW) || (style & wxFRAME_NO_TASKBAR) )
+ if ( style & wxFRAME_TOOL_WINDOW )
+ {
+ // create the palette-like window
*exflags |= WS_EX_TOOLWINDOW;
- else if ( !(style & wxFRAME_NO_TASKBAR) )
+ }
+
+ // We have to solve 2 different problems here:
+ //
+ // 1. frames with wxFRAME_NO_TASKBAR flag shouldn't appear in the
+ // taskbar even if they don't have a parent
+ //
+ // 2. frames without this style should appear in the taskbar even
+ // if they're owned (Windows only puts non owned windows into
+ // the taskbar normally)
+ //
+ // The second one is solved here by using WS_EX_APPWINDOW flag, the
+ // first one is dealt with in our MSWGetParent() method
+ // implementation
+ if ( !(style & wxFRAME_NO_TASKBAR) && GetParent() )
+ {
+ // need to force the frame to appear in the taskbar
*exflags |= WS_EX_APPWINDOW;
+ }
+ //else: nothing to do [here]
}
#endif // !Win16
return msflags;
}
+WXHWND wxTopLevelWindowMSW::MSWGetParent() const
+{
+ // for the frames without wxFRAME_FLOAT_ON_PARENT style we should use NULL
+ // parent HWND or it would be always on top of its parent which is not what
+ // we usually want (in fact, we only want it for frames with the
+ // wxFRAME_FLOAT_ON_PARENT flag)
+ wxWindow *parent;
+ if ( HasFlag(wxFRAME_FLOAT_ON_PARENT) )
+ {
+ parent = GetParent();
+
+ // this flag doesn't make sense then and will be ignored
+ wxASSERT_MSG( parent,
+ _T("wxFRAME_FLOAT_ON_PARENT but no parent?") );
+ }
+ else // don't float on parent, must not be owned
+ {
+ parent = NULL;
+ }
+
+ // now deal with the 2nd taskbar-related problem (see comments above in
+ // MSWGetStyle())
+ if ( HasFlag(wxFRAME_NO_TASKBAR) && !parent )
+ {
+ if ( !ms_hiddenParent )
+ {
+ ms_hiddenParent = new wxTopLevelWindowMSW(NULL, -1, _T(""));
+
+ // we shouldn't leave it in wxTopLevelWindows or we wouldn't
+ // terminate the app when the last user-created frame is deleted --
+ // see ~wxTopLevelWindowMSW
+ wxTopLevelWindows.DeleteObject(ms_hiddenParent);
+ }
+
+ parent = ms_hiddenParent;
+ }
+
+ return parent ? parent->GetHWND() : NULL;
+}
+
bool wxTopLevelWindowMSW::CreateDialog(const void *dlgTemplate,
const wxString& title,
const wxPoint& pos,
wxTopLevelWindowMSW::~wxTopLevelWindowMSW()
{
+ if ( this == ms_hiddenParent )
+ {
+ // stop [infinite] recursion which would otherwise happen when we do
+ // "delete ms_hiddenParent" below
+ return;
+ }
+
wxTopLevelWindows.DeleteObject(this);
if ( wxModelessWindows.Find(this) )
// If this is the last top-level window, exit.
if ( wxTheApp && (wxTopLevelWindows.Number() == 0) )
{
+ if ( ms_hiddenParent )
+ {
+ delete ms_hiddenParent;
+ ms_hiddenParent = NULL;
+ }
+
wxTheApp->SetTopWindow(NULL);
if ( wxTheApp->GetExitOnFrameDelete() )
return TRUE;
}
+// ----------------------------------------------------------------------------
+// wxTopLevelWindowMSW message processing
+// ----------------------------------------------------------------------------
+
+long wxTopLevelWindowMSW::HandleNcActivate(bool activate)
+{
+#if wxUSE_POPUPWIN
+ /*
+ Normally, when another top level (whether it is overlapped or popup)
+ window is shown, it is activated and the parent window (i.e. we) loses
+ the activation. This, however, looks very ugly when the child window is
+ a [custom] combobox which we implement using a popup window as surely
+ opening a combobox shouldn't result in deactivating the parent window.
+
+ So we don't redraw the title bar in this case, even if we still return
+ TRUE to let the change of activation to take place as otherwise the
+ controls inside the popup window wouldn't work properly.
+ */
+ if ( !activate && wxPopupWindow::FindPopupFor(this) )
+ {
+ return TRUE;
+ }
+#endif // wxUSE_POPUPWIN
+
+ return FALSE;
+}
+
+long
+wxTopLevelWindowMSW::MSWWindowProc(WXUINT msg, WXWPARAM wParam, WXLPARAM lParam)
+{
+ if ( msg == WM_NCACTIVATE && HandleNcActivate(wParam != 0) )
+ {
+ // we processed WM_NCACTIVATE ourselves
+ return TRUE;
+ }
+
+ return wxTopLevelWindowBase::MSWWindowProc(msg, wParam, lParam);
+}
projects / wxWidgets.git / blobdiff