added disambiguation for Clear() too

[wxWidgets.git] / src / msw / toplevel.cpp

diff --git a/src/msw/toplevel.cpp b/src/msw/toplevel.cpp
index 82b65ed06be632bb9c528d7e27bbf1d92c90a85d..bfd3f56b4d3187af9f10712c61a7210004be10eb 100644 (file)
--- a/src/msw/toplevel.cpp
+++ b/src/msw/toplevel.cpp
@@ -24,33 +24,33 @@
     #pragma hdrstop
 #endif
 
     #pragma hdrstop
 #endif
 

+#include "wx/toplevel.h"
+

 #ifndef WX_PRECOMP
     #include "wx/app.h"
 #ifndef WX_PRECOMP
     #include "wx/app.h"

-    #include "wx/toplevel.h"

     #include "wx/dialog.h"
     #include "wx/string.h"
     #include "wx/log.h"
     #include "wx/intl.h"
     #include "wx/frame.h"
     #include "wx/containr.h"        // wxSetFocusToChild()
     #include "wx/dialog.h"
     #include "wx/string.h"
     #include "wx/log.h"
     #include "wx/intl.h"
     #include "wx/frame.h"
     #include "wx/containr.h"        // wxSetFocusToChild()

+    #include "wx/module.h"

 #endif //WX_PRECOMP
 
 #endif //WX_PRECOMP
 

-#include "wx/module.h"

 #include "wx/dynlib.h"
 
 #include "wx/msw/private.h"
 #if defined(__WXWINCE__) && !defined(__HANDHELDPC__)
 #include "wx/dynlib.h"
 
 #include "wx/msw/private.h"
 #if defined(__WXWINCE__) && !defined(__HANDHELDPC__)

-  #include <ole2.h>
-  #include <shellapi.h>
-  // Standard SDK doesn't have aygshell.dll: see include/wx/msw/wince/libraries.h
-  #if _WIN32_WCE < 400 || !defined(__WINCE_STANDARDSDK__)
-    #include <aygshell.h>
-  #endif
-#include "wx/msw/wince/missing.h"
+    #include <ole2.h>
+    #include <shellapi.h>
+    // Standard SDK doesn't have aygshell.dll: see include/wx/msw/wince/libraries.h
+    #if _WIN32_WCE < 400 || !defined(__WINCE_STANDARDSDK__)
+        #include <aygshell.h>
+    #endif

 #endif
 
 #endif
 

-#include "wx/msw/missing.h"

 #include "wx/msw/winundef.h"
 #include "wx/msw/winundef.h"

+#include "wx/msw/missing.h"

 
 #include "wx/display.h"
 
 
 #include "wx/display.h"
 


@@ -177,9 +177,8 @@ WXDWORD wxTopLevelWindowMSW::MSWGetStyle(long style, WXDWORD *exflags) const
     // WS_POPUP in a few cases just to avoid having caption/border which we
     // don't want
 
     // WS_POPUP in a few cases just to avoid having caption/border which we
     // don't want
 

-#if !(defined(__SMARTPHONE__) && defined(__WXWINCE__))

     // border and caption styles
     // border and caption styles

-    if ( style & wxRESIZE_BORDER )
+    if ( ( style & wxRESIZE_BORDER ) && !IsAlwaysMaximized())

         msflags |= WS_THICKFRAME;
     else if ( exflags && ((style & wxBORDER_DOUBLE) || (style & wxBORDER_RAISED)) )
         *exflags |= WS_EX_DLGMODALFRAME;
         msflags |= WS_THICKFRAME;
     else if ( exflags && ((style & wxBORDER_DOUBLE) || (style & wxBORDER_RAISED)) )
         *exflags |= WS_EX_DLGMODALFRAME;


@@ -188,7 +187,6 @@ WXDWORD wxTopLevelWindowMSW::MSWGetStyle(long style, WXDWORD *exflags) const
 #ifndef __POCKETPC__
     else
         msflags |= WS_POPUP;
 #ifndef __POCKETPC__
     else
         msflags |= WS_POPUP;

-#endif

 #endif
 
     // normally we consider that all windows without a caption must be popups,
 #endif
 
     // normally we consider that all windows without a caption must be popups,


@@ -208,10 +206,19 @@ WXDWORD wxTopLevelWindowMSW::MSWGetStyle(long style, WXDWORD *exflags) const
 #endif
 
     // next translate the individual flags
 #endif
 
     // next translate the individual flags

-    if ( style & wxMINIMIZE_BOX )
-        msflags |= WS_MINIMIZEBOX;
-    if ( style & wxMAXIMIZE_BOX )
-        msflags |= WS_MAXIMIZEBOX;
+
+    // WS_EX_CONTEXTHELP is incompatible with WS_MINIMIZEBOX and WS_MAXIMIZEBOX
+    // and is ignored if we specify both of them, but chances are that if we
+    // use wxWS_EX_CONTEXTHELP, we really do want to have the context help
+    // button while wxMINIMIZE/wxMAXIMIZE are included by default, so the help
+    // takes precedence
+    if ( !(GetExtraStyle() & wxWS_EX_CONTEXTHELP) )
+    {
+        if ( style & wxMINIMIZE_BOX )
+            msflags |= WS_MINIMIZEBOX;
+        if ( style & wxMAXIMIZE_BOX )
+            msflags |= WS_MAXIMIZEBOX;
+    }

 
 #ifndef __WXWINCE__
     if ( style & wxSYSTEM_MENU )
 
 #ifndef __WXWINCE__
     if ( style & wxSYSTEM_MENU )


@@ -223,10 +230,8 @@ WXDWORD wxTopLevelWindowMSW::MSWGetStyle(long style, WXDWORD *exflags) const
     if ( style & wxMINIMIZE )
         msflags |= WS_MINIMIZE;
 
     if ( style & wxMINIMIZE )
         msflags |= WS_MINIMIZE;
 

-#if !defined(__POCKETPC__)

     if ( style & wxMAXIMIZE )
         msflags |= WS_MAXIMIZE;
     if ( style & wxMAXIMIZE )
         msflags |= WS_MAXIMIZE;

-#endif

 
     // Keep this here because it saves recoding this function in wxTinyFrame
     if ( style & (wxTINY_CAPTION_VERT | wxTINY_CAPTION_HORIZ) )
 
     // Keep this here because it saves recoding this function in wxTinyFrame
     if ( style & (wxTINY_CAPTION_VERT | wxTINY_CAPTION_HORIZ) )


@@ -267,7 +272,7 @@ WXDWORD wxTopLevelWindowMSW::MSWGetStyle(long style, WXDWORD *exflags) const
             //else: nothing to do [here]
         }
 
             //else: nothing to do [here]
         }
 

-        if ( GetExtraStyle() & wxFRAME_EX_CONTEXTHELP )
+        if ( GetExtraStyle() & wxWS_EX_CONTEXTHELP )

             *exflags |= WS_EX_CONTEXTHELP;
 #endif // !__WXWINCE__
 
             *exflags |= WS_EX_CONTEXTHELP;
 #endif // !__WXWINCE__
 


@@ -474,7 +479,7 @@ bool wxTopLevelWindowMSW::CreateDialog(const void *dlgTemplate,
 
     if ( !title.empty() )
     {
 
     if ( !title.empty() )
     {

-        ::SetWindowText(GetHwnd(), title);
+        ::SetWindowText(GetHwnd(), title.wx_str());

     }
 
     SubclassWin(m_hWnd);
     }
 
     SubclassWin(m_hWnd);


@@ -495,19 +500,14 @@ bool wxTopLevelWindowMSW::CreateFrame(const wxString& title,
     WXDWORD exflags;
     WXDWORD flags = MSWGetCreateWindowFlags(&exflags);
 
     WXDWORD exflags;
     WXDWORD flags = MSWGetCreateWindowFlags(&exflags);
 

-#if !defined(__HANDHELDPC__) && ((defined(_WIN32_WCE) && _WIN32_WCE < 400) || \
-    defined(__POCKETPC__) || \
-    defined(__SMARTPHONE__))
-    // Always expand to fit the screen in PocketPC or SmartPhone
-    wxSize sz(wxDefaultSize);
-    wxUnusedVar(size);
-#else // other (including normal desktop) Windows
-    wxSize sz(size);
-#endif
+    const wxSize sz = IsAlwaysMaximized() ? wxDefaultSize : size;

 
 

-    bool result = MSWCreate(wxCanvasClassName, title, pos, sz, flags, exflags);
+#ifndef __WXWINCE__
+    if ( wxTheApp->GetLayoutDirection() == wxLayout_RightToLeft )
+        exflags |= WS_EX_LAYOUTRTL;
+#endif

 
 

-    return result;
+    return MSWCreate(wxCanvasClassName, title.wx_str(), pos, sz, flags, exflags);

 }
 
 bool wxTopLevelWindowMSW::Create(wxWindow *parent,
 }
 
 bool wxTopLevelWindowMSW::Create(wxWindow *parent,


@@ -567,6 +567,11 @@ bool wxTopLevelWindowMSW::Create(wxWindow *parent,
         dlgTemplate->style |= WS_POPUP;
 
 #ifndef __WXWINCE__
         dlgTemplate->style |= WS_POPUP;
 
 #ifndef __WXWINCE__

+        if ( wxTheApp->GetLayoutDirection() == wxLayout_RightToLeft )
+        {
+            dlgTemplate->dwExtendedStyle |= WS_EX_LAYOUTRTL;
+        }
+

         // force 3D-look if necessary, it looks impossibly ugly otherwise
         if ( style & (wxRESIZE_BORDER | wxCAPTION) )
             dlgTemplate->style |= DS_MODALFRAME;
         // force 3D-look if necessary, it looks impossibly ugly otherwise
         if ( style & (wxRESIZE_BORDER | wxCAPTION) )
             dlgTemplate->style |= DS_MODALFRAME;


@@ -599,7 +604,7 @@ bool wxTopLevelWindowMSW::Create(wxWindow *parent,
     // Note: if we include PocketPC in this test, dialogs can fail to show up,
     // for example the text entry dialog in the dialogs sample. Problem with Maximise()?
 #if defined(__WXWINCE__) && (defined(__SMARTPHONE__) || defined(__WINCE_STANDARDSDK__))
     // Note: if we include PocketPC in this test, dialogs can fail to show up,
     // for example the text entry dialog in the dialogs sample. Problem with Maximise()?
 #if defined(__WXWINCE__) && (defined(__SMARTPHONE__) || defined(__WINCE_STANDARDSDK__))

-    if ( style & wxMAXIMIZE )
+    if ( ( style & wxMAXIMIZE ) || IsAlwaysMaximized() )

     {
         this->Maximize();
     }
     {
         this->Maximize();
     }


@@ -688,6 +693,11 @@ bool wxTopLevelWindowMSW::Show(bool show)
         frame->GetMenuBar()->AddAdornments(GetWindowStyleFlag());
 #endif
 
         frame->GetMenuBar()->AddAdornments(GetWindowStyleFlag());
 #endif
 

+    // we only set pending size if we're maximized before being shown, now that
+    // we're shown we don't need it any more (it is reset in size event handler
+    // for child windows but we have to do it ourselves for this parent window)
+    m_pendingSize = wxDefaultSize;
+

     return true;
 }
 
     return true;
 }
 


@@ -714,9 +724,15 @@ void wxTopLevelWindowMSW::Maximize(bool maximize)
         // it's shown, so return our size as it will be then in this case
         if ( maximize )
         {
         // it's shown, so return our size as it will be then in this case
         if ( maximize )
         {

-            // unfortunately we don't know which display we're on yet so we
-            // have to use the default one
-            SetSize(wxGetClientDisplayRect().GetSize());
+            // we must only change pending size here, and not call SetSize()
+            // because otherwise Windows would think that this (full screen)
+            // size is the natural size for the frame and so would use it when
+            // the user clicks on "restore" title bar button instead of the
+            // correct initial frame size
+            //
+            // NB: unfortunately we don't know which display we're on yet so we
+            //     have to use the default one
+            m_pendingSize = wxGetClientDisplayRect().GetSize();

         }
         //else: can't do anything in this case, we don't have the old size
     }
         }
         //else: can't do anything in this case, we don't have the old size
     }


@@ -724,11 +740,12 @@ void wxTopLevelWindowMSW::Maximize(bool maximize)
 
 bool wxTopLevelWindowMSW::IsMaximized() const
 {
 
 bool wxTopLevelWindowMSW::IsMaximized() const
 {

-#if defined(__SMARTPHONE__) || defined(__POCKETPC__)
-    return true;
-#else
-    return m_maximizeOnShow || ::IsZoomed(GetHwnd()) != 0;
+    return IsAlwaysMaximized() ||
+#if !defined(__SMARTPHONE__) && !defined(__POCKETPC__) && !defined(__WINCE_STANDARDSDK__)
+
+           (::IsZoomed(GetHwnd()) != 0) ||

 #endif
 #endif

+           m_maximizeOnShow;

 }
 
 void wxTopLevelWindowMSW::Iconize(bool iconize)
 }
 
 void wxTopLevelWindowMSW::Iconize(bool iconize)


@@ -754,6 +771,88 @@ void wxTopLevelWindowMSW::Restore()
     DoShowWindow(SW_RESTORE);
 }
 
     DoShowWindow(SW_RESTORE);
 }
 

+void wxTopLevelWindowMSW::SetLayoutDirection(wxLayoutDirection dir)
+{
+    if ( dir == wxLayout_Default )
+        dir = wxTheApp->GetLayoutDirection();
+
+    if ( dir != wxLayout_Default )
+        wxTopLevelWindowBase::SetLayoutDirection(dir);
+}
+
+// ----------------------------------------------------------------------------
+// wxTopLevelWindowMSW geometry
+// ----------------------------------------------------------------------------
+
+#ifndef __WXWINCE__
+
+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(_T("GetWindowPlacement"));
+    }
+    //else: normal case
+
+    wxTopLevelWindowBase::DoGetPosition(x, y);
+}
+
+void wxTopLevelWindowMSW::DoGetSize(int *width, int *height) const
+{
+    if ( IsIconized() )
+    {
+        WINDOWPLACEMENT wp;
+        wp.length = sizeof(WINDOWPLACEMENT);
+        if ( ::GetWindowPlacement(GetHwnd(), &wp) )
+        {
+            const RECT& rc = wp.rcNormalPosition;
+
+            if ( width )
+                *width = rc.right - rc.left;
+            if ( height )
+                *height = rc.bottom - rc.top;
+
+            return;
+        }
+
+        wxLogLastError(_T("GetWindowPlacement"));
+    }
+    //else: normal case
+
+    wxTopLevelWindowBase::DoGetSize(width, height);
+}
+
+#endif // __WXWINCE__
+

 // ----------------------------------------------------------------------------
 // wxTopLevelWindowMSW fullscreen
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // wxTopLevelWindowMSW fullscreen
 // ----------------------------------------------------------------------------


@@ -879,25 +978,20 @@ wxString wxTopLevelWindowMSW::GetTitle() const
     return GetLabel();
 }
 
     return GetLabel();
 }
 

-void wxTopLevelWindowMSW::SetIcon(const wxIcon& icon)
-{
-    SetIcons( wxIconBundle( icon ) );
-}
-

 void wxTopLevelWindowMSW::SetIcons(const wxIconBundle& icons)
 {
     wxTopLevelWindowBase::SetIcons(icons);
 
 #if !defined(__WXMICROWIN__)
 void wxTopLevelWindowMSW::SetIcons(const wxIconBundle& icons)
 {
     wxTopLevelWindowBase::SetIcons(icons);
 
 #if !defined(__WXMICROWIN__)

-    const wxIcon& sml = icons.GetIcon( wxSize( 16, 16 ) );
-    if( sml.Ok() && sml.GetWidth() == 16 && sml.GetHeight() == 16 )
+    const wxIcon& sml = icons.GetIconOfExactSize(16);
+    if( sml.Ok() )

     {
         ::SendMessage( GetHwndOf( this ), WM_SETICON, ICON_SMALL,
                        (LPARAM)GetHiconOf(sml) );
     }
 
     {
         ::SendMessage( GetHwndOf( this ), WM_SETICON, ICON_SMALL,
                        (LPARAM)GetHiconOf(sml) );
     }
 

-    const wxIcon& big = icons.GetIcon( wxSize( 32, 32 ) );
-    if( big.Ok() && big.GetWidth() == 32 && big.GetHeight() == 32 )
+    const wxIcon& big = icons.GetIconOfExactSize(32);
+    if( big.Ok() )

     {
         ::SendMessage( GetHwndOf( this ), WM_SETICON, ICON_BIG,
                        (LPARAM)GetHiconOf(big) );
     {
         ::SendMessage( GetHwndOf( this ), WM_SETICON, ICON_BIG,
                        (LPARAM)GetHiconOf(big) );


@@ -994,7 +1088,7 @@ void wxTopLevelWindowMSW::RequestUserAttention(int flags)
     // provide FlashWindowEx() declaration, so try to detect whether we have
     // real headers for WINVER 0x0500 by checking for existence of a symbol not
     // declated in MSVC6 header
     // provide FlashWindowEx() declaration, so try to detect whether we have
     // real headers for WINVER 0x0500 by checking for existence of a symbol not
     // declated in MSVC6 header

-#if defined(FLASHW_STOP) && defined(VK_XBUTTON1)
+#if defined(FLASHW_STOP) && defined(VK_XBUTTON1) && wxUSE_DYNLIB_CLASS

     // available in the headers, check if it is supported by the system
     typedef BOOL (WINAPI *FlashWindowEx_t)(FLASHWINFO *pfwi);
     FlashWindowEx_t s_pfnFlashWindowEx = NULL;
     // available in the headers, check if it is supported by the system
     typedef BOOL (WINAPI *FlashWindowEx_t)(FLASHWINFO *pfwi);
     FlashWindowEx_t s_pfnFlashWindowEx = NULL;


@@ -1036,6 +1130,59 @@ void wxTopLevelWindowMSW::RequestUserAttention(int flags)
     }
 }
 
     }
 }
 

+// ---------------------------------------------------------------------------
+
+bool wxTopLevelWindowMSW::SetTransparent(wxByte alpha)
+{
+#if wxUSE_DYNLIB_CLASS
+    typedef DWORD (WINAPI *PSETLAYEREDWINDOWATTR)(HWND, DWORD, BYTE, DWORD);
+    static PSETLAYEREDWINDOWATTR pSetLayeredWindowAttributes = NULL;
+
+    if ( pSetLayeredWindowAttributes == NULL )
+    {
+        wxDynamicLibrary dllUser32(_T("user32.dll"));
+        pSetLayeredWindowAttributes = (PSETLAYEREDWINDOWATTR)
+            dllUser32.GetSymbol(wxT("SetLayeredWindowAttributes"));
+    }
+    if ( pSetLayeredWindowAttributes == NULL )
+        return false;
+#endif // wxUSE_DYNLIB_CLASS
+
+    LONG exstyle = GetWindowLong(GetHwnd(), GWL_EXSTYLE);
+
+    // if setting alpha to fully opaque then turn off the layered style
+    if (alpha == 255)
+    {
+        SetWindowLong(GetHwnd(), GWL_EXSTYLE, exstyle & ~WS_EX_LAYERED);
+        Refresh();
+        return true;
+    }
+
+#if wxUSE_DYNLIB_CLASS
+    // Otherwise, set the layered style if needed and set the alpha value
+    if ((exstyle & WS_EX_LAYERED) == 0 )
+        SetWindowLong(GetHwnd(), GWL_EXSTYLE, exstyle | WS_EX_LAYERED);
+
+    if ( pSetLayeredWindowAttributes(GetHwnd(), 0, (BYTE)alpha, LWA_ALPHA) )
+        return true;
+#endif // wxUSE_DYNLIB_CLASS
+
+    return false;
+}
+
+bool wxTopLevelWindowMSW::CanSetTransparent()
+{
+    // The API is available on win2k and above
+
+    static int os_type = -1;
+    static int ver_major = -1;
+
+    if (os_type == -1)
+        os_type = ::wxGetOsVersion(&ver_major);
+
+    return (os_type == wxOS_WINDOWS_NT && ver_major >= 5);
+}
+

 // ----------------------------------------------------------------------------
 // wxTopLevelWindow event handling
 // ----------------------------------------------------------------------------
 // ----------------------------------------------------------------------------
 // wxTopLevelWindow event handling
 // ----------------------------------------------------------------------------