X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/b7540dc1ecf6de3a9f771c3cd24c688a0122c248..90f9b8ef0c83c09f80c2f60ad65407ba16f11a3c:/src/common/combocmn.cpp

diff --git a/src/common/combocmn.cpp b/src/common/combocmn.cpp
index e78ccaaa1a..bca191234f 100644
--- a/src/common/combocmn.cpp
+++ b/src/common/combocmn.cpp
@@ -716,6 +716,16 @@ bool wxComboCtrlBase::Create(wxWindow *parent,
     OnThemeChange();
     m_absIndent = GetNativeTextIndent();
 
+    m_iFlags |= wxCC_IFLAG_CREATED;
+
+    // If x and y indicate valid size, wxSizeEvent won't be
+    // emitted automatically, so we need to add artifical one.
+    if ( size.x > 0 && size.y > 0 )
+    {
+        wxSizeEvent evt(size,GetId());
+        GetEventHandler()->AddPendingEvent(evt);
+    }
+
     return true;
 }
 
@@ -774,15 +784,7 @@ wxComboCtrlBase::~wxComboCtrlBase()
     m_toplevEvtHandler = (wxEvtHandler*) NULL;
 #endif
 
-    if ( m_popup )
-        m_popup->RemoveEventHandler(m_popupExtraHandler);
-
-    delete m_popupExtraHandler;
-
-    HidePopup();
-
-    delete m_popupInterface;
-    delete m_winPopup;
+    DestroyPopup();
 
     RemoveEventHandler(m_extraEvtHandler);
 
@@ -803,7 +805,6 @@ void wxComboCtrlBase::CalculateAreas( int btnWidth )
 {
     wxSize sz = GetClientSize();
     int customBorder = m_widthCustomBorder;
-    bool buttonOutside;
     int btnBorder; // border for button only
 
     // check if button should really be outside the border: we'll do it it if
@@ -814,13 +815,11 @@ void wxComboCtrlBase::CalculateAreas( int btnWidth )
          m_btnSpacingX == 0 &&
          m_btnHei == 0 )
     {
-        buttonOutside = true;
         m_iFlags |= wxCC_IFLAG_BUTTON_OUTSIDE;
         btnBorder = 0;
     }
     else
     {
-        buttonOutside = false;
         m_iFlags &= ~(wxCC_IFLAG_BUTTON_OUTSIDE);
         btnBorder = customBorder;
     }
@@ -839,15 +838,31 @@ void wxComboCtrlBase::CalculateAreas( int btnWidth )
     if ( butWidth <= 0 )
         return;
 
+    int butHeight = sz.y - btnBorder*2;
+
     // Adjust button width
     if ( m_btnWid < 0 )
         butWidth += m_btnWid;
     else if ( m_btnWid > 0 )
         butWidth = m_btnWid;
+    else
+    {
+        // Adjust button width to match aspect ratio
+        // (but only if control is smaller than best size).
+        int bestHeight = GetBestSize().y;
+        int height = GetSize().y;
 
-    int butHeight = sz.y;
-
-    butHeight -= btnBorder*2;
+        if ( height < bestHeight )
+        {
+            // Make very small buttons square, as it makes
+            // them accommodate arrow image better and still
+            // looks decent.
+            if ( height > 18 )
+                butWidth = (height*butWidth)/bestHeight;
+            else
+                butWidth = butHeight;
+        }
+    }
 
     // Adjust button height
     if ( m_btnHei < 0 )
@@ -998,14 +1013,6 @@ wxSize wxComboCtrlBase::DoGetBestSize() const
     return ret;
 }
 
-void wxComboCtrlBase::DoMoveWindow(int x, int y, int width, int height)
-{
-    // SetSize is called last in create, so it marks the end of creation
-    m_iFlags |= wxCC_IFLAG_CREATED;
-
-    wxControl::DoMoveWindow(x, y, width, height);
-}
-
 void wxComboCtrlBase::OnSizeEvent( wxSizeEvent& event )
 {
     if ( !IsCreated() )
@@ -1531,19 +1538,38 @@ void wxComboCtrlBase::CreatePopup()
     popupInterface->m_iFlags |= wxCP_IFLAG_CREATED;
 }
 
+// Destroy popup window and the child control
+void wxComboCtrlBase::DestroyPopup()
+{
+    if ( m_popup )
+        m_popup->RemoveEventHandler(m_popupExtraHandler);
+
+    delete m_popupExtraHandler;
+
+    HidePopup();
+
+    delete m_popupInterface;
+
+    if ( m_winPopup )
+        m_winPopup->Destroy();
+
+    m_popupInterface = (wxComboPopup*) NULL;
+    m_winPopup = (wxWindow*) NULL;
+    m_popup = (wxWindow*) NULL;
+}
+
 void wxComboCtrlBase::SetPopupControl( wxComboPopup* iface )
 {
     wxCHECK_RET( iface, wxT("no popup interface set for wxComboCtrl") );
 
-    delete m_popupInterface;
-    delete m_winPopup;
+    DestroyPopup();
 
     iface->InitBase(this);
     iface->Init();
 
     m_popupInterface = iface;
 
-    if ( !iface->LazyCreate() || m_winPopup )
+    if ( !iface->LazyCreate() )
     {
         CreatePopup();
     }