Ensure there is valid context for DrawRectangle

[wxWidgets.git] / src / generic / srchctlg.cpp

diff --git a/src/generic/srchctlg.cpp b/src/generic/srchctlg.cpp
index 8efca10640c05e1c7f5ecb7e8a5b4559c4a84bdf..4e9fd4bb83cc143a14537a2d1abeaa235846cd5f 100644 (file)
--- a/src/generic/srchctlg.cpp
+++ b/src/generic/srchctlg.cpp
@@ -67,10 +67,15 @@ public:
 
         SetHint(_("Search"));
 
-        // remove the default minsize, the searchctrl will have one instead
-        SetSizeHints(wxDefaultCoord,wxDefaultCoord);
+        // Ensure that our best size is recomputed using our overridden
+        // DoGetBestSize().
+        InvalidateBestSize();
     }
 
+    virtual wxWindow* GetMainWindowOfCompositeControl()
+    {
+        return m_search;
+    }
 
     // provide access to the base class protected methods to wxSearchCtrl which
     // needs to forward to them
@@ -114,6 +119,32 @@ protected:
         m_search->GetEventHandler()->ProcessEvent(event);
     }
 
+#ifdef __WXMSW__
+    // We increase the text control height to be the same as for the controls
+    // with border as this is what we actually need here because even though
+    // this control itself is borderless, it's inside wxSearchCtrl which does
+    // have the border and so should have the same height as the normal text
+    // entries with border.
+    //
+    // This is a bit ugly and it would arguably be better to use whatever size
+    // the base class version returns and just centre the text vertically in
+    // the search control but I failed to modify the code in LayoutControls()
+    // to do this easily and as there is much in that code I don't understand
+    // (notably what is the logic for buttons sizing?) I prefer to not touch it
+    // at all.
+    virtual wxSize DoGetBestSize() const
+    {
+        const long flags = GetWindowStyleFlag();
+        wxSearchTextCtrl* const self = const_cast<wxSearchTextCtrl*>(this);
+
+        self->SetWindowStyleFlag((flags & ~wxBORDER_MASK) | wxBORDER_DEFAULT);
+        const wxSize size = wxTextCtrl::DoGetBestSize();
+        self->SetWindowStyleFlag(flags);
+
+        return size;
+    }
+#endif // __WXMSW__
+
 private:
     wxSearchCtrl* m_search;
 
@@ -141,7 +172,11 @@ public:
           m_bmp(bmp)
     { }
 
-    void SetBitmapLabel(const wxBitmap& label) { m_bmp = label; }
+    void SetBitmapLabel(const wxBitmap& label)
+    {
+        m_bmp = label;
+        InvalidateBestSize();
+    }
 
     // The buttons in wxSearchCtrl shouldn't accept focus from keyboard because
     // this would interfere with the usual TAB processing: the user expects
@@ -151,6 +186,11 @@ public:
     // is really no reason for it to be able to get focus from keyboard.
     virtual bool AcceptsFocusFromKeyboard() const { return false; }
 
+    virtual wxWindow* GetMainWindowOfCompositeControl()
+    {
+        return m_search;
+    }
+
 protected:
     wxSize DoGetBestSize() const
     {
@@ -204,7 +244,7 @@ BEGIN_EVENT_TABLE(wxSearchButton, wxControl)
 END_EVENT_TABLE()
 
 BEGIN_EVENT_TABLE(wxSearchCtrl, wxSearchCtrlBase)
-    EVT_SEARCHCTRL_SEARCH_BTN(wxID_ANY, wxSearchCtrl::OnSearchButton)
+    EVT_SEARCHCTRL_CANCEL_BTN(wxID_ANY, wxSearchCtrl::OnCancelButton)
     EVT_SET_FOCUS(wxSearchCtrl::OnSetFocus)
     EVT_SIZE(wxSearchCtrl::OnSize)
 END_EVENT_TABLE()
@@ -295,7 +335,6 @@ bool wxSearchCtrl::Create(wxWindow *parent, wxWindowID id,
                                         wxEVT_COMMAND_SEARCHCTRL_CANCEL_BTN,
                                         m_cancelBitmap);
 
-    SetForegroundColour( m_text->GetForegroundColour() );
     SetBackgroundColour( m_text->GetBackgroundColour() );
 
     RecalcBitmaps();
@@ -1146,8 +1185,9 @@ void wxSearchCtrl::RecalcBitmaps()
     }
 }
 
-void wxSearchCtrl::OnSearchButton( wxCommandEvent& event )
+void wxSearchCtrl::OnCancelButton( wxCommandEvent& event )
 {
+    m_text->Clear();
     event.Skip();
 }