# theme.h

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    00001 // -*- C++ -*-
    00002
    00003 /*
    00004  * GChemPaint library
    00005  * theme.h
    00006  *
    00007  * Copyright (C) 2002-2007 Jean Bréfort <jean.brefort@normalesup.org>
    00008  *
    00009  * This program is free software; you can redistribute it and/or
    00010  * modify it under the terms of the GNU General Public License as
    00011  * published by the Free Software Foundation; either version 2 of the
    00012  * License, or (at your option) any later version.
    00013  *
    00014  * This program is distributed in the hope that it will be useful,
    00015  * but WITHOUT ANY WARRANTY; without even the implied warranty of
    00016  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    00017  * GNU General Public License for more details.
    00018  *
    00019  * You should have received a copy of the GNU General Public License
    00020  * along with this program; if not, write to the Free Software
    00021  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301
    00022  * USA
    00023  */
    00024
    00025 #ifndef GCHEMPAINT_THEME_H
    00026 #define GCHEMPAINT_THEME_H
    00027
    00028 #include <gcu/macros.h>
    00029 #include <gcu/object.h>
    00030 #include <glib/gtypes.h>
    00031 #include <pango/pango.h>
    00032 #ifdef HAVE_GO_CONF_SYNC
    00033 #include <goffice/app/go-conf.h>
    00034 #else
    00035 #include <gconf/gconf-client.h>
    00036 #endif
    00037 #include <libxml/tree.h>
    00038 #include <list>
    00039 #include <map>
    00040 #include <string>
    00041 #include <set>
    00042
    00045 namespace gcp {
    00046
    00050 typedef enum {
    00054         DEFAULT_THEME_TYPE,
    00058         LOCAL_THEME_TYPE,
    00062         GLOBAL_THEME_TYPE,
    00066         FILE_THEME_TYPE
    00067 } ThemeType;
    00068
    00074 class Theme
    00075 {
    00076 friend class ThemeManager;
    00077 friend class PrefsDlg;
    00078
    00079 public:
    00085         Theme (char const *name);
    00089         ~Theme ();
    00090
    00094         std::string &GetName () {return m_Name;}
    00101         bool Save (xmlDocPtr xml);
    00107         bool Load (xmlNodePtr node);
    00113         bool operator== (const Theme &theme);
    00119         void AddClient (gcu::Object *client) {m_Clients.insert (client);}
    00125         void RemoveClient (gcu::Object *client);
    00129         void NotifyChanged ();
    00130
    00131 private:
    00132         std::string m_Name;
    00133         std::set <gcu::Object*> m_Clients;
    00134         bool modified;
    00135
    00139 GCU_RO_PROP (double, BondLength)
    00143 GCU_RO_PROP (double, BondAngle)
    00147 GCU_RO_PROP (double, BondDist)
    00151 GCU_RO_PROP (double, BondWidth)
    00155 GCU_RO_PROP (double, ArrowLength)
    00159 GCU_RO_PROP (double, HashWidth)
    00163 GCU_RO_PROP (double, HashDist)
    00167 GCU_RO_PROP (double, StereoBondWidth)
    00171 GCU_RO_PROP (double, ZoomFactor)
    00175 GCU_RO_PROP (double, Padding)
    00179 GCU_RO_PROP (double, ArrowHeadA)
    00183 GCU_RO_PROP (double, ArrowHeadB)
    00187 GCU_RO_PROP (double, ArrowHeadC)
    00191 GCU_RO_PROP (double, ArrowDist)
    00195 GCU_RO_PROP (double, ArrowWidth)
    00199 GCU_RO_PROP (double, ArrowPadding)
    00203 GCU_RO_PROP (double, ArrowObjectPadding)
    00207 GCU_RO_PROP (double, StoichiometryPadding)
    00211 GCU_RO_PROP (double, ObjectPadding)
    00215 GCU_RO_PROP (double, SignPadding)
    00219 GCU_RO_PROP (double, ChargeSignSize)
    00223 GCU_RO_PROP (gchar*, FontFamily)
    00227 GCU_RO_PROP (PangoStyle, FontStyle)
    00231 GCU_RO_PROP (PangoWeight, FontWeight)
    00235 GCU_RO_PROP (PangoVariant, FontVariant)
    00239 GCU_RO_PROP (PangoStretch, FontStretch)
    00243 GCU_RO_PROP (gint, FontSize)
    00247 GCU_RO_PROP (gchar*, TextFontFamily)
    00251 GCU_RO_PROP (PangoStyle, TextFontStyle)
    00255 GCU_RO_PROP (PangoWeight, TextFontWeight)
    00259 GCU_RO_PROP (PangoVariant, TextFontVariant)
    00263 GCU_RO_PROP (PangoStretch, TextFontStretch)
    00267 GCU_RO_PROP (gint, TextFontSize)
    00271 GCU_RO_PROP (ThemeType, ThemeType);
    00272 };
    00273
    00280 class ThemeManager
    00281 {
    00282 public:
    00286         ThemeManager ();
    00290         ~ThemeManager ();
    00291
    00297         Theme *GetTheme (char const *name);
    00303         Theme *GetTheme (std::string &name);
    00307         std::list <std::string> const &GetThemesNames ();
    00308 #ifdef HAVE_GO_CONF_SYNC
    00309
    00316         void OnConfigChanged (GOConfNode *node, gchar const *name);
    00317 #else
    00318
    00326         void OnConfigChanged (GConfClient *client,  guint cnxn_id, GConfEntry *entry);
    00327 #endif
    00328
    00333         Theme *CreateNewTheme (Theme *theme = NULL);
    00343         void AddFileTheme (Theme *theme, char const *label);
    00350         void RemoveFileTheme (Theme *theme);
    00357         void ChangeThemeName (Theme *theme, char const *name);
    00361         Theme *GetDefaultTheme () {return m_DefaultTheme;}
    00368         void SetDefaultTheme (char const *name);
    00373         void Shutdown ();
    00374
    00375 private:
    00376         void ParseDir (std::string &path, ThemeType type);
    00377
    00378 private:
    00379         std::map <std::string, Theme*> m_Themes;
    00380         std::list <std::string> m_Names;
    00381 #ifdef HAVE_GO_CONF_SYNC
    00382         GOConfNode *m_ConfNode;
    00383 #else
    00384         GConfClient *m_ConfClient;
    00385 #endif
    00386         guint m_NotificationId;
    00387         Theme *m_DefaultTheme;
    00388 };
    00389
    00393 extern ThemeManager TheThemeManager;
    00394
    00395 }       //      namespace gcp
    00396
    00397 #endif  //      GCHEMPAINT_THEME_H