X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/02a6e35839124cf11862887c857b3886c1dc0ae7..015dca24cabea5750e808e7c5f9505165b023c90:/src/gtk/combobox.cpp

diff --git a/src/gtk/combobox.cpp b/src/gtk/combobox.cpp
index 78127baff2..9e6870a9d0 100644
--- a/src/gtk/combobox.cpp
+++ b/src/gtk/combobox.cpp
@@ -1,5 +1,5 @@
 /////////////////////////////////////////////////////////////////////////////
-// Name:        combobox.cpp
+// Name:        src/gtk/combobox.cpp
 // Purpose:
 // Author:      Robert Roebling
 // Id:          $Id$
@@ -7,10 +7,6 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA)
-#pragma implementation "combobox.h"
-#endif
-
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
@@ -38,12 +34,14 @@ extern bool g_isIdle;
 //-----------------------------------------------------------------------------
 
 extern bool   g_blockEventsOnDrag;
-static int    g_SelectionBeforePopup = -1;
+static int    g_SelectionBeforePopup = wxID_NONE; // this means the popup is hidden
+
 //-----------------------------------------------------------------------------
 //  "changed" - typing and list item matches get changed, select-child
 //              if it doesn't match an item then just get a single changed
 //-----------------------------------------------------------------------------
 
+extern "C" {
 static void
 gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo )
 {
@@ -51,7 +49,7 @@ gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo )
 
     if (combo->m_ignoreNextUpdate)
     {
-        combo->m_ignoreNextUpdate = FALSE;
+        combo->m_ignoreNextUpdate = false;
         return;
     }
 
@@ -62,18 +60,22 @@ gtk_text_changed_callback( GtkWidget *WXUNUSED(widget), wxComboBox *combo )
     event.SetEventObject( combo );
     combo->GetEventHandler()->ProcessEvent( event );
 }
+}
 
+extern "C" {
 static void
 gtk_dummy_callback(GtkEntry *WXUNUSED(entry), GtkCombo *WXUNUSED(combo))
 {
 }
+}
 
+extern "C" {
 static void
 gtk_popup_hide_callback(GtkCombo *WXUNUSED(gtk_combo), wxComboBox *combo)
-{  
+{
     // when the popup is hidden, throw a SELECTED event only if the combobox
     // selection changed.
-    int curSelection = combo->GetSelection();
+    int curSelection = combo->GetCurrentSelection();
     if (g_SelectionBeforePopup != curSelection)
     {
         wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, combo->GetId() );
@@ -81,23 +83,33 @@ gtk_popup_hide_callback(GtkCombo *WXUNUSED(gtk_combo), wxComboBox *combo)
         event.SetString( combo->GetStringSelection() );
         event.SetEventObject( combo );
         combo->GetEventHandler()->ProcessEvent( event );
+
+        // for consistency with the other ports, send TEXT event
+        wxCommandEvent event2( wxEVT_COMMAND_TEXT_UPDATED, combo->GetId() );
+        event2.SetString( combo->GetStringSelection() );
+        event2.SetEventObject( combo );
+        combo->GetEventHandler()->ProcessEvent( event2 );
     }
-    
-    // reset the selection flag to an identifiable value
-    g_SelectionBeforePopup = -1;
+
+    // reset the selection flag to value meaning that it is hidden
+    g_SelectionBeforePopup = wxID_NONE;
+}
 }
 
+extern "C" {
 static void
 gtk_popup_show_callback(GtkCombo *WXUNUSED(gtk_combo), wxComboBox *combo)
 {
     // store the combobox selection value before the popup is shown
-    g_SelectionBeforePopup = combo->GetSelection();
+    g_SelectionBeforePopup = combo->GetCurrentSelection();
+}
 }
 
 //-----------------------------------------------------------------------------
 // "select-child" - click/cursor get select-child, changed, select-child
 //-----------------------------------------------------------------------------
 
+extern "C" {
 static void
 gtk_combo_select_child_callback( GtkList *WXUNUSED(list), GtkWidget *WXUNUSED(widget), wxComboBox *combo )
 {
@@ -107,7 +119,7 @@ gtk_combo_select_child_callback( GtkList *WXUNUSED(list), GtkWidget *WXUNUSED(wi
 
     if (g_blockEventsOnDrag) return;
 
-    int curSelection = combo->GetSelection();
+    int curSelection = combo->GetCurrentSelection();
 
     if (combo->m_prevSelection == curSelection) return;
 
@@ -122,28 +134,30 @@ gtk_combo_select_child_callback( GtkList *WXUNUSED(list), GtkWidget *WXUNUSED(wi
     gtk_signal_disconnect_by_func( GTK_OBJECT(GTK_COMBO(combo->GetHandle())->entry),
       GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)combo );
     combo->SetValue( combo->GetStringSelection() );
-    gtk_signal_connect( GTK_OBJECT(GTK_COMBO(combo->GetHandle())->entry), "changed",
+    gtk_signal_connect_after( GTK_OBJECT(GTK_COMBO(combo->GetHandle())->entry), "changed",
       GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)combo );
 
-    // throw a SELECTED event only if the combobox popup is hidden
+    // throw a SELECTED event only if the combobox popup is hidden (wxID_NONE)
     // because when combobox popup is shown, gtk_combo_select_child_callback is
     // called each times the mouse is over an item with a pressed button so a lot
     // of SELECTED event could be generated if the user keep the mouse button down
     // and select other items ...
-    if (g_SelectionBeforePopup == -1)
+    if (g_SelectionBeforePopup == wxID_NONE)
     {
         wxCommandEvent event( wxEVT_COMMAND_COMBOBOX_SELECTED, combo->GetId() );
         event.SetInt( curSelection );
         event.SetString( combo->GetStringSelection() );
         event.SetEventObject( combo );
         combo->GetEventHandler()->ProcessEvent( event );
-      }
 
-    // Now send the event ourselves
-    wxCommandEvent event2( wxEVT_COMMAND_TEXT_UPDATED, combo->GetId() );
-    event2.SetString( combo->GetValue() );
-    event2.SetEventObject( combo );
-    combo->GetEventHandler()->ProcessEvent( event2 );
+        // for consistency with the other ports, don't generate text update
+        // events while the user is browsing the combobox neither
+        wxCommandEvent event2( wxEVT_COMMAND_TEXT_UPDATED, combo->GetId() );
+        event2.SetString( combo->GetValue() );
+        event2.SetEventObject( combo );
+        combo->GetEventHandler()->ProcessEvent( event2 );
+    }
+}
 }
 
 //-----------------------------------------------------------------------------
@@ -192,16 +206,16 @@ bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value,
                          long style, const wxValidator& validator,
                          const wxString& name )
 {
-    m_ignoreNextUpdate = FALSE;
-    m_needParent = TRUE;
-    m_acceptsFocus = TRUE;
+    m_ignoreNextUpdate = false;
+    m_needParent = true;
+    m_acceptsFocus = true;
     m_prevSelection = 0;
 
     if (!PreCreation( parent, pos, size ) ||
         !CreateBase( parent, id, pos, size, style, validator, name ))
     {
         wxFAIL_MSG( wxT("wxComboBox creation failed") );
-        return FALSE;
+        return false;
     }
 
     m_widget = gtk_combo_new();
@@ -211,7 +225,7 @@ bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value,
     gtk_signal_disconnect( GTK_OBJECT(combo->entry), combo->entry_change_id );
     // ... and add surogate handler.
     combo->entry_change_id = gtk_signal_connect (GTK_OBJECT (combo->entry), "changed",
-			      (GtkSignalFunc) gtk_dummy_callback, combo);
+                  (GtkSignalFunc) gtk_dummy_callback, combo);
 
     // make it more useable
     gtk_combo_set_use_arrows_always( GTK_COMBO(m_widget), TRUE );
@@ -219,9 +233,11 @@ bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value,
     // and case-sensitive
     gtk_combo_set_case_sensitive( GTK_COMBO(m_widget), TRUE );
 
+#ifdef __WXGTK20__
     if (style & wxNO_BORDER)
         g_object_set( GTK_ENTRY( combo->entry ), "has-frame", FALSE, NULL );
-        
+#endif
+
     GtkWidget *list = GTK_COMBO(m_widget)->list;
 
 #ifndef __WXGTK20__
@@ -258,23 +274,23 @@ bool wxComboBox::Create( wxWindow *parent, wxWindowID id, const wxString& value,
     // "show" and "hide" events are generated when user click on the combobox button which popups a list
     // this list is the "popwin" gtk widget
     gtk_signal_connect( GTK_OBJECT(GTK_COMBO(combo)->popwin), "hide",
-			GTK_SIGNAL_FUNC(gtk_popup_hide_callback), (gpointer)this );
+                        GTK_SIGNAL_FUNC(gtk_popup_hide_callback), (gpointer)this );
     gtk_signal_connect( GTK_OBJECT(GTK_COMBO(combo)->popwin), "show",
-			GTK_SIGNAL_FUNC(gtk_popup_show_callback), (gpointer)this );
+                        GTK_SIGNAL_FUNC(gtk_popup_show_callback), (gpointer)this );
 
-    gtk_signal_connect( GTK_OBJECT(combo->entry), "changed",
+    gtk_signal_connect_after( GTK_OBJECT(combo->entry), "changed",
       GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this );
 
-    gtk_signal_connect( GTK_OBJECT(combo->list), "select-child",
+    gtk_signal_connect_after( GTK_OBJECT(combo->list), "select-child",
       GTK_SIGNAL_FUNC(gtk_combo_select_child_callback), (gpointer)this );
 
     SetBestSize(size); // need this too because this is a wxControlWithItems
 
     // This is required for tool bar support
-    wxSize setsize = GetSize();
-    gtk_widget_set_usize( m_widget, setsize.x, setsize.y );
+//    wxSize setsize = GetSize();
+//    gtk_widget_set_usize( m_widget, setsize.x, setsize.y );
 
-    return TRUE;
+    return true;
 }
 
 wxComboBox::~wxComboBox()
@@ -336,9 +352,9 @@ int wxComboBox::DoAppend( const wxString &item )
     const int count = GetCount();
 
     if ( (int)m_clientDataList.GetCount() < count )
-    m_clientDataList.Append( (wxObject*) NULL );
+        m_clientDataList.Append( (wxObject*) NULL );
     if ( (int)m_clientObjectList.GetCount() < count )
-    m_clientObjectList.Append( (wxObject*) NULL );
+        m_clientObjectList.Append( (wxObject*) NULL );
 
     EnableEvents();
 
@@ -383,9 +399,9 @@ int wxComboBox::DoInsert( const wxString &item, int pos )
     count = GetCount();
 
     if ( (int)m_clientDataList.GetCount() < count )
-    m_clientDataList.Insert( pos, (wxObject*) NULL );
+        m_clientDataList.Insert( pos, (wxObject*) NULL );
     if ( (int)m_clientObjectList.GetCount() < count )
-    m_clientObjectList.Insert( pos, (wxObject*) NULL );
+        m_clientObjectList.Insert( pos, (wxObject*) NULL );
 
     EnableEvents();
 
@@ -517,9 +533,9 @@ void wxComboBox::SetString(int n, const wxString &text)
     InvalidateBestSize();
 }
 
-int wxComboBox::FindString( const wxString &item ) const
+int wxComboBox::FindString( const wxString &item, bool bCase ) const
 {
-    wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid combobox") );
+    wxCHECK_MSG( m_widget != NULL, wxNOT_FOUND, wxT("invalid combobox") );
 
     GtkWidget *list = GTK_COMBO(m_widget)->list;
 
@@ -534,7 +550,7 @@ int wxComboBox::FindString( const wxString &item ) const
 #else
         wxString str( label->label );
 #endif
-        if (item == str)
+        if (item.IsSameAs( str , bCase ) )
             return count;
 
         count++;
@@ -545,6 +561,14 @@ int wxComboBox::FindString( const wxString &item ) const
 }
 
 int wxComboBox::GetSelection() const
+{
+    // if the popup is currently opened, use the selection as it had been
+    // before it dropped down
+    return g_SelectionBeforePopup == wxID_NONE ? GetCurrentSelection()
+                                               : g_SelectionBeforePopup;
+}
+
+int wxComboBox::GetCurrentSelection() const
 {
     wxCHECK_MSG( m_widget != NULL, -1, wxT("invalid combobox") );
 
@@ -568,7 +592,7 @@ int wxComboBox::GetSelection() const
 
 wxString wxComboBox::GetString( int n ) const
 {
-    wxCHECK_MSG( m_widget != NULL, wxT(""), wxT("invalid combobox") );
+    wxCHECK_MSG( m_widget != NULL, wxEmptyString, wxT("invalid combobox") );
 
     GtkWidget *list = GTK_COMBO(m_widget)->list;
 
@@ -594,7 +618,7 @@ wxString wxComboBox::GetString( int n ) const
 
 wxString wxComboBox::GetStringSelection() const
 {
-    wxCHECK_MSG( m_widget != NULL, wxT(""), wxT("invalid combobox") );
+    wxCHECK_MSG( m_widget != NULL, wxEmptyString, wxT("invalid combobox") );
 
     GtkWidget *list = GTK_COMBO(m_widget)->list;
 
@@ -613,7 +637,7 @@ wxString wxComboBox::GetStringSelection() const
 
     wxFAIL_MSG( wxT("wxComboBox: no selection") );
 
-    return wxT("");
+    return wxEmptyString;
 }
 
 int wxComboBox::GetCount() const
@@ -642,16 +666,6 @@ void wxComboBox::SetSelection( int n )
     EnableEvents();
 }
 
-bool wxComboBox::SetStringSelection( const wxString &string )
-{
-    wxCHECK_MSG( m_widget != NULL, false, wxT("invalid combobox") );
-
-    int res = FindString( string );
-    if (res == -1) return false;
-    SetSelection( res );
-    return true;
-}
-
 wxString wxComboBox::GetValue() const
 {
     GtkEntry *entry = GTK_ENTRY( GTK_COMBO(m_widget)->entry );
@@ -674,7 +688,7 @@ void wxComboBox::SetValue( const wxString& value )
     wxCHECK_RET( m_widget != NULL, wxT("invalid combobox") );
 
     GtkWidget *entry = GTK_COMBO(m_widget)->entry;
-    wxString tmp = wxT("");
+    wxString tmp;
     if (!value.IsNull()) tmp = value;
     gtk_entry_set_text( GTK_ENTRY(entry), wxGTK_CONV( tmp ) );
 
@@ -778,7 +792,7 @@ long wxComboBox::GetInsertionPoint() const
     return (long) GET_EDITABLE_POS( GTK_COMBO(m_widget)->entry );
 }
 
-long wxComboBox::GetLastPosition() const
+wxTextPos wxComboBox::GetLastPosition() const
 {
     GtkWidget *entry = GTK_COMBO(m_widget)->entry;
     int pos = GTK_ENTRY(entry)->text_length;
@@ -836,12 +850,12 @@ void wxComboBox::OnChar( wxKeyEvent &event )
     if ( event.GetKeyCode() == WXK_RETURN )
     {
         // GTK automatically selects an item if its in the list
-        wxCommandEvent event(wxEVT_COMMAND_TEXT_ENTER, GetId());
-        event.SetString( GetValue() );
-        event.SetInt( GetSelection() );
-        event.SetEventObject( this );
+        wxCommandEvent eventEnter(wxEVT_COMMAND_TEXT_ENTER, GetId());
+        eventEnter.SetString( GetValue() );
+        eventEnter.SetInt( GetSelection() );
+        eventEnter.SetEventObject( this );
 
-        if (!GetEventHandler()->ProcessEvent( event ))
+        if (!GetEventHandler()->ProcessEvent( eventEnter ))
         {
             // This will invoke the dialog default action, such
             // as the clicking the default button.
@@ -877,9 +891,9 @@ void wxComboBox::DisableEvents()
 
 void wxComboBox::EnableEvents()
 {
-    gtk_signal_connect( GTK_OBJECT(GTK_COMBO(m_widget)->list), "select-child",
+    gtk_signal_connect_after( GTK_OBJECT(GTK_COMBO(m_widget)->list), "select-child",
       GTK_SIGNAL_FUNC(gtk_combo_select_child_callback), (gpointer)this );
-    gtk_signal_connect( GTK_OBJECT(GTK_COMBO(m_widget)->entry), "changed",
+    gtk_signal_connect_after( GTK_OBJECT(GTK_COMBO(m_widget)->entry), "changed",
       GTK_SIGNAL_FUNC(gtk_text_changed_callback), (gpointer)this );
 }
 
@@ -1039,4 +1053,3 @@ void wxComboBox::OnUpdateSelectAll(wxUpdateUIEvent& event)
 }
 
 #endif
-