#ifndef WX_PRECOMP
#include "wx/msw/wrapwin.h"
+ #include "wx/msw/wrapcctl.h" // include <commctrl.h> "properly"
+ #include "wx/msw/missing.h"
#include "wx/accel.h"
#include "wx/menu.h"
#include "wx/dc.h"
#include "wx/log.h"
#include "wx/textctrl.h"
#include "wx/menuitem.h"
+ #include "wx/module.h"
#endif
#if wxUSE_OWNER_DRAWN && !defined(__WXUNIVERSAL__)
#endif
#include "wx/evtloop.h"
-#include "wx/module.h"
#include "wx/power.h"
#include "wx/sysopt.h"
#include <windowsx.h>
#endif
-// include <commctrl.h> "properly"
-#include "wx/msw/wrapcctl.h"
-
-#ifndef __WXWINCE__
+#if !defined __WXWINCE__ && !defined NEED_PBT_H
#include <pbt.h>
#endif
-#include "wx/msw/missing.h"
-
#if defined(__WXWINCE__)
#include "wx/msw/wince/missing.h"
#ifdef __POCKETPC__
if ( s_needToUpdate == -1 )
{
int verMaj, verMin;
- s_needToUpdate = wxGetOsVersion(&verMaj, &verMin) == wxWINDOWS_NT &&
+ s_needToUpdate = wxGetOsVersion(&verMaj, &verMin) == wxOS_WINDOWS_NT &&
verMaj >= 5;
}
down ? pages : -pages);
}
+// ----------------------------------------------------------------------------
+// RTL support
+// ----------------------------------------------------------------------------
+
+void wxWindowMSW::SetLayoutDirection(wxLayoutDirection dir)
+{
+#ifdef __WXWINCE__
+ wxUnusedVar(dir);
+#else
+ const HWND hwnd = GetHwnd();
+ wxCHECK_RET( hwnd, _T("layout direction must be set after window creation") );
+
+ LONG styleOld = ::GetWindowLong(hwnd, GWL_EXSTYLE);
+
+ LONG styleNew = styleOld;
+ switch ( dir )
+ {
+ case wxLayout_LeftToRight:
+ styleNew &= ~WS_EX_LAYOUTRTL;
+ break;
+
+ case wxLayout_RightToLeft:
+ styleNew |= WS_EX_LAYOUTRTL;
+ break;
+
+ default:
+ wxFAIL_MSG(_T("unsupported layout direction"));
+ break;
+ }
+
+ if ( styleNew != styleOld )
+ {
+ ::SetWindowLong(hwnd, GWL_EXSTYLE, styleNew);
+ }
+#endif
+}
+
+wxLayoutDirection wxWindowMSW::GetLayoutDirection() const
+{
+#ifdef __WXWINCE__
+ return wxLayout_Default;
+#else
+ const HWND hwnd = GetHwnd();
+ wxCHECK_MSG( hwnd, wxLayout_Default, _T("invalid window") );
+
+ return ::GetWindowLong(hwnd, GWL_EXSTYLE) & WS_EX_LAYOUTRTL
+ ? wxLayout_RightToLeft
+ : wxLayout_LeftToRight;
+#endif
+}
+
+wxCoord
+wxWindowMSW::AdjustForLayoutDirection(wxCoord x,
+ wxCoord WXUNUSED(width),
+ wxCoord WXUNUSED(widthTotal)) const
+{
+ // Win32 mirrors the coordinates of RTL windows automatically, so don't
+ // redo it ourselves
+ return x;
+}
+
// ---------------------------------------------------------------------------
// subclassing
// ---------------------------------------------------------------------------
// children, not for the dialogs/frames
if ( !IsTopLevel() )
{
+ if ( wxTheApp->GetLayoutDirection() == wxLayout_RightToLeft )
+ {
+ // In RTL mode, we want the logical left x-coordinate,
+ // which would be the physical right x-coordinate.
+ point.x = rect.right;
+ }
+
// Since we now have the absolute screen coords, if there's a
// parent we must subtract its top left corner
if ( parent )
if ( (lDlgCode & DLGC_WANTMESSAGE) && !bCtrlDown )
{
// control wants to process Enter itself, don't
- // call IsDialogMessage() which would interpret
- // it
+ // call IsDialogMessage() which would consume it
return false;
}
+#if wxUSE_BUTTON
// currently active button should get enter press even
- // if there is a default button elsewhere
+ // if there is a default button elsewhere so check if
+ // this window is a button first
+ wxWindow *btn = NULL;
if ( lDlgCode & DLGC_DEFPUSHBUTTON )
{
// let IsDialogMessage() handle this for all
if ( (style & BS_OWNERDRAW) == BS_OWNERDRAW )
{
// emulate the button click
- wxWindow *
- btn = wxFindWinFromHandle((WXHWND)msg->hwnd);
- if ( btn )
- btn->MSWCommand(BN_CLICKED, 0 /* unused */);
+ btn = wxFindWinFromHandle((WXHWND)msg->hwnd);
}
bProcess = false;
}
- else // not a button itself
+ else // not a button itself, do we have default button?
{
-#if wxUSE_BUTTON
- wxButton *btn = wxDynamicCast(GetDefaultItem(),
- wxButton);
- if ( btn && btn->IsEnabled() )
+ wxTopLevelWindow *
+ tlw = wxDynamicCast(wxGetTopLevelParent(this),
+ wxTopLevelWindow);
+ if ( tlw )
{
- // if we do have a default button, do press it
- btn->MSWCommand(BN_CLICKED, 0 /* unused */);
-
- return true;
+ btn = wxDynamicCast(tlw->GetDefaultItem(),
+ wxButton);
}
- else // no default button
+ }
+
+ if ( btn && btn->IsEnabled() )
+ {
+ btn->MSWCommand(BN_CLICKED, 0 /* unused */);
+ return true;
+ }
+
#endif // wxUSE_BUTTON
- {
+
#ifdef __WXWINCE__
- wxJoystickEvent event(wxEVT_JOY_BUTTON_DOWN);
- event.SetEventObject(this);
- if(GetEventHandler()->ProcessEvent(event))
- return true;
-#endif
- // this is a quick and dirty test for a text
- // control
- if ( !(lDlgCode & DLGC_HASSETSEL) )
- {
- // don't process Enter, the control might
- // need it for itself and don't let
- // ::IsDialogMessage() have it as it can
- // eat the Enter events sometimes
- return false;
- }
- else if (!IsTopLevel())
- {
- // if not a top level window, let parent
- // handle it
- return false;
- }
- //else: treat Enter as TAB: pass to the next
- // control as this is the best thing to do
- // if the text doesn't handle Enter itself
- }
- }
+ // map Enter presses into button presses on PDAs
+ wxJoystickEvent event(wxEVT_JOY_BUTTON_DOWN);
+ event.SetEventObject(this);
+ if ( GetEventHandler()->ProcessEvent(event) )
+ return true;
+#endif // __WXWINCE__
}
break;
}
}
- // don't let IsDialogMessage() get VK_ESCAPE as it _always_ eats the
- // message even when there is no cancel button and when the message is
- // needed by the control itself: in particular, it prevents the tree in
- // place edit control from being closed with Escape in a dialog
- if ( msg->message != WM_KEYDOWN || msg->wParam != VK_ESCAPE )
+ if ( ::IsDialogMessage(GetHwnd(), msg) )
{
- // ::IsDialogMessage() is broken and may sometimes hang the
- // application by going into an infinite loop, so we try to detect
- // [some of] the situations when this may happen and not call it
- // then
-
- // assume we can call it by default
- bool canSafelyCallIsDlgMsg = true;
-
- HWND hwndFocus = ::GetFocus();
-
- // if the currently focused window itself has WS_EX_CONTROLPARENT style, ::IsDialogMessage() will also enter
- // an infinite loop, because it will recursively check the child
- // windows but not the window itself and so if none of the children
- // accepts focus it loops forever (as it only stops when it gets
- // back to the window it started from)
- //
- // while it is very unusual that a window with WS_EX_CONTROLPARENT
- // style has the focus, it can happen. One such possibility is if
- // all windows are either toplevel, wxDialog, wxPanel or static
- // controls and no window can actually accept keyboard input.
-#if !defined(__WXWINCE__)
- if ( ::GetWindowLong(hwndFocus, GWL_EXSTYLE) & WS_EX_CONTROLPARENT )
- {
- // pessimistic by default
- canSafelyCallIsDlgMsg = false;
- for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
- node;
- node = node->GetNext() )
- {
- wxWindow * const win = node->GetData();
- if ( win->AcceptsFocus() &&
- !(::GetWindowLong(GetHwndOf(win), GWL_EXSTYLE) &
- WS_EX_CONTROLPARENT) )
- {
- // it shouldn't hang...
- canSafelyCallIsDlgMsg = true;
-
- break;
- }
- }
- }
-#endif // !__WXWINCE__
-
- if ( canSafelyCallIsDlgMsg )
- {
- // ::IsDialogMessage() can enter in an infinite loop when the
- // currently focused window is disabled or hidden and its
- // parent has WS_EX_CONTROLPARENT style, so don't call it in
- // this case
- while ( hwndFocus )
- {
- if ( !::IsWindowEnabled(hwndFocus) ||
- !::IsWindowVisible(hwndFocus) )
- {
- // it would enter an infinite loop if we do this!
- canSafelyCallIsDlgMsg = false;
-
- break;
- }
-
- if ( !(::GetWindowLong(hwndFocus, GWL_STYLE) & WS_CHILD) )
- {
- // it's a top level window, don't go further -- e.g. even
- // if the parent of a dialog is disabled, this doesn't
- // break navigation inside the dialog
- break;
- }
-
- hwndFocus = ::GetParent(hwndFocus);
- }
- }
-
- // let IsDialogMessage() have the message if it's safe to call it
- if ( canSafelyCallIsDlgMsg && ::IsDialogMessage(GetHwnd(), msg) )
- {
- // IsDialogMessage() did something...
- return true;
- }
+ // IsDialogMessage() did something...
+ return true;
}
}
#endif // __WXUNIVERSAL__
#endif // wxUSE_ACCEL
}
-bool wxWindowMSW::MSWShouldPreProcessMessage(WXMSG* WXUNUSED(pMsg))
+bool wxWindowMSW::MSWShouldPreProcessMessage(WXMSG* msg)
{
- // preprocess all messages by default
- return true;
+ // all tests below have to deal with various bugs/misfeatures of
+ // IsDialogMessage(): we have to prevent it from being called from our
+ // MSWProcessMessage() in some situations
+
+ // don't let IsDialogMessage() get VK_ESCAPE as it _always_ eats the
+ // message even when there is no cancel button and when the message is
+ // needed by the control itself: in particular, it prevents the tree in
+ // place edit control from being closed with Escape in a dialog
+ if ( msg->message == WM_KEYDOWN && msg->wParam == VK_ESCAPE )
+ {
+ return false;
+ }
+
+ // ::IsDialogMessage() is broken and may sometimes hang the application by
+ // going into an infinite loop when it tries to find the control to give
+ // focus to when Alt-<key> is pressed, so we try to detect [some of] the
+ // situations when this may happen and not call it then
+ if ( msg->message != WM_SYSCHAR )
+ return true;
+
+ // assume we can call it by default
+ bool canSafelyCallIsDlgMsg = true;
+
+ HWND hwndFocus = ::GetFocus();
+
+ // if the currently focused window itself has WS_EX_CONTROLPARENT style,
+ // ::IsDialogMessage() will also enter an infinite loop, because it will
+ // recursively check the child windows but not the window itself and so if
+ // none of the children accepts focus it loops forever (as it only stops
+ // when it gets back to the window it started from)
+ //
+ // while it is very unusual that a window with WS_EX_CONTROLPARENT
+ // style has the focus, it can happen. One such possibility is if
+ // all windows are either toplevel, wxDialog, wxPanel or static
+ // controls and no window can actually accept keyboard input.
+#if !defined(__WXWINCE__)
+ if ( ::GetWindowLong(hwndFocus, GWL_EXSTYLE) & WS_EX_CONTROLPARENT )
+ {
+ // pessimistic by default
+ canSafelyCallIsDlgMsg = false;
+ for ( wxWindowList::compatibility_iterator node = GetChildren().GetFirst();
+ node;
+ node = node->GetNext() )
+ {
+ wxWindow * const win = node->GetData();
+ if ( win->AcceptsFocus() &&
+ !(::GetWindowLong(GetHwndOf(win), GWL_EXSTYLE) &
+ WS_EX_CONTROLPARENT) )
+ {
+ // it shouldn't hang...
+ canSafelyCallIsDlgMsg = true;
+
+ break;
+ }
+ }
+ }
+#endif // !__WXWINCE__
+
+ if ( canSafelyCallIsDlgMsg )
+ {
+ // ::IsDialogMessage() can enter in an infinite loop when the
+ // currently focused window is disabled or hidden and its
+ // parent has WS_EX_CONTROLPARENT style, so don't call it in
+ // this case
+ while ( hwndFocus )
+ {
+ if ( !::IsWindowEnabled(hwndFocus) ||
+ !::IsWindowVisible(hwndFocus) )
+ {
+ // it would enter an infinite loop if we do this!
+ canSafelyCallIsDlgMsg = false;
+
+ break;
+ }
+
+ if ( !(::GetWindowLong(hwndFocus, GWL_STYLE) & WS_CHILD) )
+ {
+ // it's a top level window, don't go further -- e.g. even
+ // if the parent of a dialog is disabled, this doesn't
+ // break navigation inside the dialog
+ break;
+ }
+
+ hwndFocus = ::GetParent(hwndFocus);
+ }
+ }
+
+ return canSafelyCallIsDlgMsg;
}
// ---------------------------------------------------------------------------
#endif
}
+bool wxWindowMSW::IsDoubleBuffered() const
+{
+ for ( const wxWindow *wnd = this;
+ wnd && !wnd->IsTopLevel(); wnd =
+ wnd->GetParent() )
+ {
+ if ( ::GetWindowLong(GetHwndOf(wnd), GWL_EXSTYLE) & WS_EX_COMPOSITED )
+ return true;
+ }
+
+ return false;
+}
+
// ---------------------------------------------------------------------------
// owner drawn stuff
// ---------------------------------------------------------------------------
bool wxWindowMSW::HandleCaptureChanged(WXHWND hWndGainedCapture)
{
- wxMouseCaptureChangedEvent event(GetId(), wxFindWinFromHandle(hWndGainedCapture));
- event.SetEventObject(this);
+ // notify windows on the capture stack about lost capture
+ // (see http://sourceforge.net/tracker/index.php?func=detail&aid=1153662&group_id=9863&atid=109863):
+ wxWindowBase::NotifyCaptureLost();
+ wxWindow *win = wxFindWinFromHandle(hWndGainedCapture);
+ wxMouseCaptureChangedEvent event(GetId(), win);
+ event.SetEventObject(this);
return GetEventHandler()->ProcessEvent(event);
}
bool wxWindowMSW::HandleEraseBkgnd(WXHDC hdc)
{
- wxDCTemp dc(hdc);
+ wxDCTemp dc(hdc, GetClientSize());
dc.SetHDC(hdc);
dc.SetWindow((wxWindow *)this);
return 0;
}
-bool wxWindowMSW::HandlePrintClient(WXHDC WXUNUSED(hDC))
+bool wxWindowMSW::HandlePrintClient(WXHDC hDC)
{
- // TODO: handle wxBG_STYLE_CUSTOM and/or wxBG_STYLE_COLOUR here so when
- // DrawParentThemeBackground() from uxtheme.dll is called we don't get
- // the default background e.g. the border when custom drawing buttons
+ // we receive this message when DrawThemeParentBackground() is
+ // called from def window proc of several controls under XP and we
+ // must draw properly themed background here
+ //
+ // note that naively I'd expect filling the client rect with the
+ // brush returned by MSWGetBgBrush() work -- but for some reason it
+ // doesn't and we have to call parents MSWPrintChild() which is
+ // supposed to call DrawThemeBackground() with appropriate params
+ //
+ // also note that in this case lParam == PRF_CLIENT but we're
+ // clearly expected to paint the background and nothing else!
+
+ if ( IsTopLevel() || InheritsBackgroundColour() )
+ return false;
+
+ // sometimes we don't want the parent to handle it at all, instead
+ // return whatever value this window wants
+ if ( !MSWShouldPropagatePrintChild() )
+ return MSWPrintChild(hDC, (wxWindow *)this);
+
+ for ( wxWindow *win = GetParent(); win; win = win->GetParent() )
+ {
+ if ( win->MSWPrintChild(hDC, (wxWindow *)this) )
+ return true;
+
+ if ( win->IsTopLevel() || win->InheritsBackgroundColour() )
+ break;
+ }
+
return false;
}
projects / wxWidgets.git / blobdiff