The GtkRadiant sources as originally released under the GPL license.

radiant/textureentry.h

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+/*
+Copyright (C) 2001-2006, William Joseph.
+All Rights Reserved.
+
+This file is part of GtkRadiant.
+
+GtkRadiant is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2 of the License, or
+(at your option) any later version.
+
+GtkRadiant is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GtkRadiant; if not, write to the Free Software
+Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+*/
+
+#if !defined(INCLUDED_TEXTUREENTRY_H)
+#define INCLUDED_TEXTUREENTRY_H
+
+
+#include <gtk/gtkentry.h>
+#include <gtk/gtkliststore.h>
+#include "gtkutil/idledraw.h"
+
+#include "generic/static.h"
+#include "shaderlib.h"
+
+#include "texwindow.h"
+
+template<typename StringList>
+class EntryCompletion
+{
+  GtkListStore* m_store;
+  IdleDraw m_idleUpdate;
+public:
+  EntryCompletion() : m_store(0), m_idleUpdate(UpdateCaller(*this))
+  {
+  }
+
+  void connect(GtkEntry* entry)
+  {
+    if(m_store == 0)
+    {
+      m_store = gtk_list_store_new(1, G_TYPE_STRING);
+
+      fill();
+
+      StringList().connect(IdleDraw::QueueDrawCaller(m_idleUpdate));
+    }
+
+    GtkEntryCompletion* completion = gtk_entry_completion_new();
+    gtk_entry_set_completion(entry, completion);
+    gtk_entry_completion_set_model(completion, GTK_TREE_MODEL(m_store));
+    gtk_entry_completion_set_text_column(completion, 0);
+  }
+
+  void append(const char* string)
+  {
+    GtkTreeIter iter;
+    gtk_list_store_append(m_store, &iter);
+    gtk_list_store_set(m_store, &iter, 0, string, -1);
+  }
+  typedef MemberCaller1<EntryCompletion, const char*, &EntryCompletion::append> AppendCaller;
+
+  void fill()
+  {
+    StringList().forEach(AppendCaller(*this));
+  }
+
+  void clear()
+  {
+    gtk_list_store_clear(m_store);
+  }
+
+  void update()
+  {
+    clear();
+    fill();
+  }
+  typedef MemberCaller<EntryCompletion, &EntryCompletion::update> UpdateCaller;
+};
+
+class TextureNameList
+{
+public:
+  void forEach(const ShaderNameCallback& callback) const
+  {
+    for(QERApp_ActiveShaders_IteratorBegin(); !QERApp_ActiveShaders_IteratorAtEnd(); QERApp_ActiveShaders_IteratorIncrement())
+    {
+      IShader *shader = QERApp_ActiveShaders_IteratorCurrent();
+
+      if(shader_equal_prefix(shader->getName(), "textures/"))
+      {
+        callback(shader->getName() + 9);
+      }
+    }
+  }
+  void connect(const Callback& update) const
+  {
+    TextureBrowser_addActiveShadersChangedCallback(update);
+  }
+};
+
+typedef Static< EntryCompletion<TextureNameList> > GlobalTextureEntryCompletion;
+
+
+class ShaderList
+{
+public:
+  void forEach(const ShaderNameCallback& callback) const
+  {
+    GlobalShaderSystem().foreachShaderName(callback);
+  }
+  void connect(const Callback& update) const
+  {
+    TextureBrowser_addShadersRealiseCallback(update);
+  }
+};
+
+typedef Static< EntryCompletion<ShaderList> > GlobalShaderEntryCompletion;
+
+
+#endif