X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/f6bcfd974ef26faf6f91a62cac09827e09463fd1..32a2907bd33438d2119d587aa9656c0d94e6e460:/src/common/wincmn.cpp

diff --git a/src/common/wincmn.cpp b/src/common/wincmn.cpp
index e40b8f23c4..26eb1fb525 100644
--- a/src/common/wincmn.cpp
+++ b/src/common/wincmn.cpp
@@ -53,6 +53,10 @@
     #include "wx/dnd.h"
 #endif // wxUSE_DRAG_AND_DROP
 
+#if wxUSE_HELP
+    #include "wx/cshelp.h"
+#endif // wxUSE_HELP
+
 #if wxUSE_TOOLTIPS
     #include "wx/tooltip.h"
 #endif // wxUSE_TOOLTIPS
@@ -77,6 +81,11 @@ BEGIN_EVENT_TABLE(wxWindowBase, wxEvtHandler)
     EVT_SYS_COLOUR_CHANGED(wxWindowBase::OnSysColourChanged)
     EVT_INIT_DIALOG(wxWindowBase::OnInitDialog)
     EVT_MIDDLE_DOWN(wxWindowBase::OnMiddleClick)
+
+#if wxUSE_HELP
+    EVT_HELP(-1, wxWindowBase::OnHelp)
+#endif // wxUSE_HELP
+
 END_EVENT_TABLE()
 
 // ============================================================================
@@ -118,14 +127,16 @@ void wxWindowBase::InitBase()
 #endif // wxUSE_VALIDATORS
 
     // use the system default colours
-    wxSystemSettings settings;
-
-    m_backgroundColour = settings.GetSystemColour(wxSYS_COLOUR_BTNFACE);
-    // m_foregroundColour = *wxBLACK;  // TODO take this from sys settings too?
+    m_backgroundColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_BTNFACE);
     m_foregroundColour = wxSystemSettings::GetSystemColour(wxSYS_COLOUR_WINDOWTEXT);
 
-    // GRG, changed Mar/2000
-    m_font = settings.GetSystemFont(wxSYS_DEFAULT_GUI_FONT);
+    // don't set the font here for wxMSW as we don't call WM_SETFONT here and
+    // so the font is *not* really set - but calls to SetFont() later won't do
+    // anything because m_font appears to be already set!
+#ifndef __WXMSW__
+    m_font = wxSystemSettings::GetSystemFont(wxSYS_DEFAULT_GUI_FONT);
+#endif // __WXMSW__
+
     // no style bits
     m_exStyle =
     m_windowStyle = 0;
@@ -153,6 +164,9 @@ void wxWindowBase::InitBase()
 #if wxUSE_CARET
     m_caret = (wxCaret *)NULL;
 #endif // wxUSE_CARET
+
+    // Whether we're using the current theme for this window (wxGTK only for now)
+    m_themeEnabled = FALSE;
 }
 
 // common part of window creation process
@@ -211,16 +225,6 @@ wxWindowBase::~wxWindowBase()
 
     wxASSERT_MSG( GetChildren().GetCount() == 0, wxT("children not destroyed") );
 
-    // make sure that there are no dangling pointers left pointing to us
-    wxPanel *panel = wxDynamicCast(GetParent(), wxPanel);
-    if ( panel )
-    {
-        if ( panel->GetLastFocus() == this )
-        {
-            panel->SetLastFocus((wxWindow *)NULL);
-        }
-    }
-
 #if wxUSE_CARET
     if ( m_caret )
         delete m_caret;
@@ -381,8 +385,33 @@ void wxWindowBase::Centre(int direction)
     xNew += posParent.x;
     yNew += posParent.y;
 
-    // move the centre of this window to this position
-    Move(xNew, yNew);
+    // Base size of the visible dimensions of the display
+    // to take into account the taskbar
+    wxRect rect = wxGetClientDisplayRect();
+    wxSize size (rect.width,rect.height);
+
+    if (posParent.x >= 0)  // if parent is on the main display
+    {
+        if (xNew < 0)
+            xNew = 0;
+        else if (xNew+width > size.x)
+            xNew = size.x-width-1;
+    }
+    if (posParent.y >= 0)  // if parent is on the main display
+    {
+        if (yNew+height > size.y)
+            yNew = size.y-height-1;
+
+        // Make certain that the title bar is initially visible
+        // always, even if this would push the bottom of the
+        // dialog of the visible area of the display
+        if (yNew < 0)
+            yNew = 0;
+    }
+
+    // move the window to this position (keeping the old size but using
+    // SetSize() and not Move() to allow xNew and/or yNew to be -1)
+    SetSize(xNew, yNew, width, height, wxSIZE_ALLOW_MINUS_ONE);
 }
 
 // fits the window around the children
@@ -390,7 +419,14 @@ void wxWindowBase::Fit()
 {
     if ( GetChildren().GetCount() > 0 )
     {
-        SetClientSize(DoGetBestSize());
+        wxSize size = DoGetBestSize();
+
+        // for compatibility with the old versions and because it really looks
+        // slightly more pretty like this, add a pad
+        size.x += 7;
+        size.y += 14;
+
+        SetClientSize(size);
     }
     //else: do nothing if we have no children
 }
@@ -409,7 +445,7 @@ wxSize wxWindowBase::DoGetBestSize() const
               node = node->GetNext() )
         {
             wxWindow *win = node->GetData();
-            if ( win->IsTopLevel() || wxDynamicCast(win, wxStatusBar) )
+            if ( win->IsTopLevel() || wxDynamicCast(win, wxStatusBar) || !win->IsShown())
             {
                 // dialogs and frames lie in different top level windows -
                 // don't deal with them here; as for the status bars, they
@@ -434,8 +470,7 @@ wxSize wxWindowBase::DoGetBestSize() const
                 maxY = wy + wh;
         }
 
-        // leave a margin
-        return wxSize(maxX + 7, maxY + 14);
+        return wxSize(maxX, maxY);
     }
     else
     {
@@ -625,7 +660,7 @@ bool wxWindowBase::SetFont(const wxFont& font)
     // don't try to set invalid font, always fall back to the default
     const wxFont& fontOk = font.Ok() ? font : *wxSWISS_FONT;
 
-    if ( (wxFont&)fontOk == m_font )
+    if ( fontOk == m_font )
     {
         // no change
         return FALSE;
@@ -838,6 +873,64 @@ void wxWindowBase::InitDialog()
     GetEventHandler()->ProcessEvent(event);
 }
 
+// ----------------------------------------------------------------------------
+// context-sensitive help support
+// ----------------------------------------------------------------------------
+
+#if wxUSE_HELP
+
+// associate this help text with this window
+void wxWindowBase::SetHelpText(const wxString& text)
+{
+    wxHelpProvider *helpProvider = wxHelpProvider::Get();
+    if ( helpProvider )
+    {
+        helpProvider->AddHelp(this, text);
+    }
+}
+
+// associate this help text with all windows with the same id as this
+// one
+void wxWindowBase::SetHelpTextForId(const wxString& text)
+{
+    wxHelpProvider *helpProvider = wxHelpProvider::Get();
+    if ( helpProvider )
+    {
+        helpProvider->AddHelp(GetId(), text);
+    }
+}
+
+// get the help string associated with this window (may be empty)
+wxString wxWindowBase::GetHelpText() const
+{
+    wxString text;
+    wxHelpProvider *helpProvider = wxHelpProvider::Get();
+    if ( helpProvider )
+    {
+        text = helpProvider->GetHelp(this);
+    }
+
+    return text;
+}
+
+// show help for this window
+void wxWindowBase::OnHelp(wxHelpEvent& event)
+{
+    wxHelpProvider *helpProvider = wxHelpProvider::Get();
+    if ( helpProvider )
+    {
+        if ( helpProvider->ShowHelp(this) )
+        {
+            // skip the event.Skip() below
+            return;
+        }
+    }
+
+    event.Skip();
+}
+
+#endif // wxUSE_HELP
+
 // ----------------------------------------------------------------------------
 // tooltips
 // ----------------------------------------------------------------------------
@@ -1266,7 +1359,7 @@ void wxWindowBase::UpdateWindowUI()
 
         if ( event.GetSetText() )
         {
-            wxControl *control = wxDynamicCast(this, wxControl);
+            wxControl *control = wxDynamicThisCast(this, wxControl);
             if ( control )
             {
                 wxTextCtrl *text = wxDynamicCast(control, wxTextCtrl);
@@ -1278,7 +1371,7 @@ void wxWindowBase::UpdateWindowUI()
         }
 
 #if wxUSE_CHECKBOX
-        wxCheckBox *checkbox = wxDynamicCast(this, wxCheckBox);
+        wxCheckBox *checkbox = wxDynamicThisCast(this, wxCheckBox);
         if ( checkbox )
         {
             if ( event.GetSetChecked() )
@@ -1287,7 +1380,7 @@ void wxWindowBase::UpdateWindowUI()
 #endif // wxUSE_CHECKBOX
 
 #if wxUSE_RADIOBTN
-        wxRadioButton *radiobtn = wxDynamicCast(this, wxRadioButton);
+        wxRadioButton *radiobtn = wxDynamicThisCast(this, wxRadioButton);
         if ( radiobtn )
         {
             if ( event.GetSetChecked() )