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/*
Copyright (C) 1999-2006 Id Software, Inc. and contributors.
For a list of contributors, see the accompanying CONTRIBUTORS file.
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
*/
#include "mru.h"
#include <string.h>
#include <stdio.h>
#include <gtk/gtklabel.h>
#include "os/file.h"
#include "generic/callback.h"
#include "stream/stringstream.h"
#include "convert.h"
#include "gtkutil/menu.h"
#include "map.h"
#include "qe3.h"
#define MRU_MAX 4
namespace {
GtkMenuItem *MRU_items[MRU_MAX];
std::size_t MRU_used;
typedef CopiedString MRU_filename_t;
MRU_filename_t MRU_filenames[MRU_MAX];
typedef const char* MRU_key_t;
MRU_key_t MRU_keys[MRU_MAX] = { "File0", "File1", "File2", "File3" };
}
inline const char* MRU_GetText(std::size_t index)
{
return MRU_filenames[index].c_str();
}
class EscapedMnemonic
{
StringBuffer m_buffer;
public:
EscapedMnemonic(std::size_t capacity) : m_buffer(capacity)
{
m_buffer.push_back('_');
}
const char* c_str() const
{
return m_buffer.c_str();
}
void push_back(char c) // not escaped
{
m_buffer.push_back(c);
}
std::size_t write(const char* buffer, std::size_t length)
{
for(const char* end = buffer + length; buffer != end; ++buffer)
{
if(*buffer == '_')
{
m_buffer.push_back('_');
}
m_buffer.push_back(*buffer);
}
return length;
}
};
template<typename T>
inline EscapedMnemonic& operator<<(EscapedMnemonic& ostream, const T& t)
{
return ostream_write(ostream, t);
}
void MRU_updateWidget(std::size_t index, const char *filename)
{
EscapedMnemonic mnemonic(64);
mnemonic.push_back('_');
mnemonic << Unsigned(index + 1) << "- " << ConvertLocaleToUTF8(filename);
gtk_label_set_text_with_mnemonic(GTK_LABEL(gtk_bin_get_child(GTK_BIN(MRU_items[index]))), mnemonic.c_str());
}
void MRU_SetText(std::size_t index, const char *filename)
{
MRU_filenames[index] = filename;
MRU_updateWidget(index, filename);
}
void MRU_AddFile (const char *str)
{
std::size_t i;
const char* text;
// check if file is already in our list
for (i = 0; i < MRU_used; i++)
{
text = MRU_GetText (i);
if (strcmp (text, str) == 0)
{
// reorder menu
for(; i > 0; i--)
MRU_SetText(i, MRU_GetText (i-1));
MRU_SetText(0, str);
return;
}
}
if (MRU_used < MRU_MAX)
MRU_used++;
// move items down
for (i = MRU_used-1; i > 0; i--)
MRU_SetText (i, MRU_GetText (i-1));
MRU_SetText (0, str);
gtk_widget_set_sensitive(GTK_WIDGET(MRU_items[0]), TRUE);
gtk_widget_show(GTK_WIDGET(MRU_items[MRU_used-1]));
}
void MRU_Init()
{
if(MRU_used > MRU_MAX)
MRU_used = MRU_MAX;
}
void MRU_AddWidget(GtkMenuItem *widget, std::size_t pos)
{
if(pos < MRU_MAX)
{
MRU_items[pos] = widget;
if(pos < MRU_used)
{
MRU_updateWidget(pos, MRU_GetText(pos));
gtk_widget_set_sensitive(GTK_WIDGET(MRU_items[0]), TRUE);
gtk_widget_show(GTK_WIDGET(MRU_items[pos]));
}
}
}
void MRU_Activate (std::size_t index)
{
char text[1024];
strcpy(text, MRU_GetText(index));
if (file_readable(text)) //\todo Test 'map load succeeds' instead of 'file is readable'.
{
MRU_AddFile (text);
Map_RegionOff();
Map_Free();
Map_LoadFile (text);
}
else
{
MRU_used--;
for (std::size_t i = index; i < MRU_used; i++)
MRU_SetText (i, MRU_GetText (i+1));
if (MRU_used == 0)
{
gtk_label_set_text(GTK_LABEL(GTK_BIN(MRU_items[0])->child), "Recent Files");
gtk_widget_set_sensitive(GTK_WIDGET(MRU_items[0]), FALSE);
}
else
{
gtk_widget_hide(GTK_WIDGET(MRU_items[MRU_used]));
}
}
}
class LoadMRU
{
std::size_t m_number;
public:
LoadMRU(std::size_t number)
: m_number(number)
{
}
void load()
{
if (ConfirmModified("Open Map"))
{
MRU_Activate(m_number - 1);
}
}
};
typedef MemberCaller<LoadMRU, &LoadMRU::load> LoadMRUCaller;
LoadMRU g_load_mru1(1);
LoadMRU g_load_mru2(2);
LoadMRU g_load_mru3(3);
LoadMRU g_load_mru4(4);
void MRU_constructMenu(GtkMenu* menu)
{
{
GtkMenuItem* item = create_menu_item_with_mnemonic(menu, "Recent Files", LoadMRUCaller(g_load_mru1));
gtk_widget_set_sensitive(GTK_WIDGET(item), FALSE);
MRU_AddWidget(item, 0);
}
{
GtkMenuItem* item = create_menu_item_with_mnemonic(menu, "2", LoadMRUCaller(g_load_mru2));
gtk_widget_hide(GTK_WIDGET(item));
MRU_AddWidget(item, 1);
}
{
GtkMenuItem* item = create_menu_item_with_mnemonic(menu, "3", LoadMRUCaller(g_load_mru3));
gtk_widget_hide(GTK_WIDGET(item));
MRU_AddWidget(item, 2);
}
{
GtkMenuItem* item = create_menu_item_with_mnemonic(menu, "4", LoadMRUCaller(g_load_mru4));
gtk_widget_hide(GTK_WIDGET(item));
MRU_AddWidget(item, 3);
}
}
#include "preferencesystem.h"
#include "stringio.h"
void MRU_Construct()
{
GlobalPreferenceSystem().registerPreference("Count", SizeImportStringCaller(MRU_used), SizeExportStringCaller(MRU_used));
for(std::size_t i = 0; i != MRU_MAX; ++i)
{
GlobalPreferenceSystem().registerPreference(MRU_keys[i], CopiedStringImportStringCaller(MRU_filenames[i]), CopiedStringExportStringCaller(MRU_filenames[i]));
}
MRU_Init();
}
void MRU_Destroy()
{
}
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