X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/979a0320b0410ff0f8439a17ae362d6d5c7a1031..f8a139493553049e0b92db4bbee11deb33093ee3:/src/msw/toplevel.cpp

diff --git a/src/msw/toplevel.cpp b/src/msw/toplevel.cpp
index d7e9649243..a4dd694672 100644
--- a/src/msw/toplevel.cpp
+++ b/src/msw/toplevel.cpp
@@ -24,9 +24,10 @@
     #pragma hdrstop
 #endif
 
+#include "wx/toplevel.h"
+
 #ifndef WX_PRECOMP
     #include "wx/app.h"
-    #include "wx/toplevel.h"
     #include "wx/dialog.h"
     #include "wx/string.h"
     #include "wx/log.h"
@@ -177,9 +178,8 @@ 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
 
-#if !(defined(__SMARTPHONE__) && defined(__WXWINCE__))
     // 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;
@@ -188,7 +188,6 @@ WXDWORD wxTopLevelWindowMSW::MSWGetStyle(long style, WXDWORD *exflags) const
 #ifndef __POCKETPC__
     else
         msflags |= WS_POPUP;
-#endif
 #endif
 
     // normally we consider that all windows without a caption must be popups,
@@ -208,10 +207,19 @@ WXDWORD wxTopLevelWindowMSW::MSWGetStyle(long style, WXDWORD *exflags) const
 #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 )
@@ -223,10 +231,8 @@ WXDWORD wxTopLevelWindowMSW::MSWGetStyle(long style, WXDWORD *exflags) const
     if ( style & wxMINIMIZE )
         msflags |= WS_MINIMIZE;
 
-#if !defined(__POCKETPC__)
     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) )
@@ -267,7 +273,7 @@ WXDWORD wxTopLevelWindowMSW::MSWGetStyle(long style, WXDWORD *exflags) const
             //else: nothing to do [here]
         }
 
-        if ( GetExtraStyle() & wxFRAME_EX_CONTEXTHELP )
+        if ( GetExtraStyle() & wxWS_EX_CONTEXTHELP )
             *exflags |= WS_EX_CONTEXTHELP;
 #endif // !__WXWINCE__
 
@@ -495,19 +501,9 @@ bool wxTopLevelWindowMSW::CreateFrame(const wxString& title,
     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
-
-    bool result = MSWCreate(wxCanvasClassName, title, pos, sz, flags, exflags);
+    const wxSize sz = IsAlwaysMaximized() ? wxDefaultSize : size;
 
-    return result;
+    return MSWCreate(wxCanvasClassName, title, pos, sz, flags, exflags);
 }
 
 bool wxTopLevelWindowMSW::Create(wxWindow *parent,
@@ -599,7 +595,7 @@ 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__))
-    if ( style & wxMAXIMIZE )
+    if ( ( style & wxMAXIMIZE ) || IsAlwaysMaximized() )
     {
         this->Maximize();
     }
@@ -688,6 +684,11 @@ bool wxTopLevelWindowMSW::Show(bool show)
         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;
 }
 
@@ -714,9 +715,15 @@ void wxTopLevelWindowMSW::Maximize(bool 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
     }
@@ -1036,6 +1043,52 @@ void wxTopLevelWindowMSW::RequestUserAttention(int flags)
     }
 }
 
+// ---------------------------------------------------------------------------
+
+bool wxTopLevelWindowMSW::SetTransparent(wxByte alpha)
+{
+    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;
+
+    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;
+    }
+
+    // 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);
+
+    return pSetLayeredWindowAttributes(GetHwnd(), 0, (BYTE)alpha, LWA_ALPHA) != 0;   
+}
+
+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
 // ----------------------------------------------------------------------------