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fluxbox/src/FbTk/ThemeItems.cc
simonb 3707b74c40 fix a bunch of comments, make default textures obvious 
Thanks Jonas Koelker
2006-04-25 02:19:04 +00:00

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// ThemeItems.cc for FbTk - Fluxbox ToolKit
// Copyright (c) 2002 - 2006 Henrik Kinnunen (fluxgen at fluxbox dot org)
//
// Permission is hereby granted, free of charge, to any person obtaining a
// copy of this software and associated documentation files (the "Software"),
// to deal in the Software without restriction, including without limitation
// the rights to use, copy, modify, merge, publish, distribute, sublicense,
// and/or sell copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
// DEALINGS IN THE SOFTWARE.
// $Id$
/// @file ThemeItems.cc implements common theme items
#ifndef THEMEITEMS_HH
#define THEMEITEMS_HH
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif // HAVE_CONFIG_H
#include "Theme.hh"
#include "Color.hh"
#include "Texture.hh"
#include "Font.hh"
#include "GContext.hh"
#include "PixmapWithMask.hh"
#include "Image.hh"
#include "StringUtil.hh"
#include <string>
#ifdef HAVE_CSTDIO
#include <cstdio>
#else
#include <stdio.h>
#endif
#include <iostream>
#include <memory>
namespace FbTk {
using std::string;
using std::cerr;
using std::endl;
// create default handlers for Color, Font, Texture, int and string
template <>
void ThemeItem<string>::load(const string *name, const string *altname) { }
template <>
void ThemeItem<string>::setDefaultValue() {
*(*this) = "";
}
template <>
void ThemeItem<string>::setFromString(const char *str) {
*(*this) = (str ? str : "");
}
template <>
void ThemeItem<int>::load(const std::string *name, const std::string *altname) { }
template<>
void ThemeItem<int>::setDefaultValue() {
*(*this) = 0;
}
template <>
void ThemeItem<int>::setFromString(const char *str) {
if (str == 0) {
setDefaultValue();
return;
}
if (sscanf(str, "%d", &m_value) < 1)
setDefaultValue();
}
template<>
void FbTk::ThemeItem<bool>::load(const std::string *name, const std::string *altname) { }
template<>
void FbTk::ThemeItem<bool>::setDefaultValue() {
*(*this) = false;
}
template<>
void FbTk::ThemeItem<bool>::setFromString(char const *strval) {
if (strcasecmp(strval, "true")==0)
*(*this) = true;
else
*(*this) = false;
}
template <>
void ThemeItem<unsigned int>::setDefaultValue() {
m_value = 0;
}
template <>
void ThemeItem<unsigned int>::setFromString(const char *str) {
sscanf(str, "%d", &m_value);
}
template <>
void ThemeItem<unsigned int>::load(const std::string *name, const std::string *altname) {
}
template <>
void ThemeItem<Font>::setDefaultValue() {
if (!m_value.load("fixed")) {
cerr<<"ThemeItem<Font>: Warning! Failed to load default value 'fixed'"<<endl;
} else {
string effect(ThemeManager::instance().resourceValue(name()+".effect", altName()+".Effect"));
if (effect == "halo") {
m_value.setHalo(true);
FbTk::Color halo_color(ThemeManager::instance().resourceValue(name()+".halo.color", altName()+".Halo.Color").c_str(),
theme().screenNum());
m_value.setHaloColor(halo_color);
} else if (effect == "shadow" ) {
FbTk::Color shadow_color(ThemeManager::instance().resourceValue(name()+".shadow.color", altName()+".Shadow.Color").c_str(),
theme().screenNum());
m_value.setShadow(true);
m_value.setShadowColor(shadow_color);
m_value.setShadowOffX(atoi(ThemeManager::instance().resourceValue(name()+".shadow.x", altName()+".Shadow.X").c_str()));
m_value.setShadowOffY(atoi(ThemeManager::instance().resourceValue(name()+".shadow.y", altName()+".Shadow.Y").c_str()));
}
}
}
template <>
void ThemeItem<Font>::setFromString(const char *str) {
if (str == 0 || m_value.load(str) == false) {
if (ThemeManager::instance().verbose()) {
cerr<<"Theme: Error loading font "<<
((m_value.utf8()) ? "(utf8)" : "")<<
"for \""<<name()<<"\" or \""<<altName()<<"\": "<<str<<endl;
cerr<<"Theme: Setting default value"<<endl;
}
setDefaultValue();
} else {
string effect(ThemeManager::instance().resourceValue(name()+".effect", altName()+".Effect"));
if (effect == "halo") {
m_value.setHalo(true);
FbTk::Color halo_color(ThemeManager::instance().resourceValue(name()+".halo.color", altName()+".Halo.Color").c_str(),
theme().screenNum());
m_value.setHaloColor(halo_color);
} else if (effect == "shadow" ) {
FbTk::Color shadow_color(ThemeManager::instance().resourceValue(name()+".shadow.color", altName()+".Shadow.Color").c_str(),
theme().screenNum());
m_value.setShadow(true);
m_value.setShadowColor(shadow_color);
int offset_x = atoi(ThemeManager::instance().resourceValue(name()+".shadow.x", altName()+".Shadow.X").c_str());
int offset_y = atoi(ThemeManager::instance().resourceValue(name()+".shadow.y", altName()+".Shadow.Y").c_str());
if (offset_x != 0)
m_value.setShadowOffX(offset_x);
if (offset_y != 0)
m_value.setShadowOffY(offset_y);
}
}
}
// do nothing
template <>
void ThemeItem<Font>::load(const string *name, const string *altname) {
}
template <>
void ThemeItem<Texture>::load(const string *o_name, const string *o_altname) {
const string &m_name = (o_name==0)?name():*o_name;
const string &m_altname = (o_altname==0)?altName():*o_altname;
string color_name(ThemeManager::instance().
resourceValue(m_name+".color", m_altname+".Color"));
string colorto_name(ThemeManager::instance().
resourceValue(m_name+".colorTo", m_altname+".ColorTo"));
string pixmap_name(ThemeManager::instance().
resourceValue(m_name+".pixmap", m_altname+".Pixmap"));
// set default value if we failed to load color
if (!m_value.color().setFromString(color_name.c_str(),
m_tm.screenNum()))
m_value.color().setFromString("darkgray", m_tm.screenNum());
if (!m_value.colorTo().setFromString(colorto_name.c_str(),
m_tm.screenNum()))
m_value.colorTo().setFromString("white", m_tm.screenNum());
if ((m_value.type() & Texture::SOLID) != 0 && (m_value.type() & Texture::FLAT) == 0)
m_value.calcHiLoColors(m_tm.screenNum());
StringUtil::removeFirstWhitespace(pixmap_name);
StringUtil::removeTrailingWhitespace(pixmap_name);
if (pixmap_name.empty()) {
m_value.pixmap() = 0;
return;
}
std::auto_ptr<PixmapWithMask> pm(Image::load(pixmap_name, m_tm.screenNum()));
if (pm.get() == 0) {
if (ThemeManager::instance().verbose()) {
cerr<<"Resource("<<m_name+".pixmap"
<<"): Failed to load image: "<<pixmap_name<<endl;
}
m_value.pixmap() = 0;
} else
m_value.pixmap() = pm->pixmap().release();
}
template <>
void ThemeItem<Texture>::setDefaultValue() {
m_value.setType(Texture::DEFAULT_BEVEL | Texture::DEFAULT_TEXTURE);
load(); // one might forget to add line something: so we try to load something.*: too
}
template <>
void ThemeItem<Texture>::setFromString(const char *str) {
m_value.setFromString(str);
if (m_value.type() == 0) // failed to set value
setDefaultValue();
}
// not used
template <>
void ThemeItem<PixmapWithMask>::load(const string *name, const string *altname) { }
template <>
void ThemeItem<PixmapWithMask>::setDefaultValue() {
// create empty pixmap
(*this)->pixmap() = 0;
(*this)->mask() = 0;
}
template <>
void ThemeItem<PixmapWithMask>::
setFromString(const char *str) {
if (str == 0)
setDefaultValue();
else {
string filename(str);
StringUtil::removeFirstWhitespace(filename);
StringUtil::removeTrailingWhitespace(filename);
std::auto_ptr<PixmapWithMask> pm(Image::load(filename, m_tm.screenNum()));
if (pm.get() == 0)
setDefaultValue();
else {
(*this)->pixmap() = pm->pixmap().release();
(*this)->mask() = pm->mask().release();
}
}
}
template <>
void ThemeItem<Color>::setDefaultValue() {
m_value.setFromString("white", m_tm.screenNum());
}
template <>
void ThemeItem<Color>::setFromString(const char *str) {
if (!m_value.setFromString(str, m_tm.screenNum())) {
if (ThemeManager::instance().verbose())
cerr<<"Theme: Error loading color value for \""<<name()<<"\" or \""<<altName()<<"\"."<<endl;
setDefaultValue();
}
}
// does nothing
template <>
void ThemeItem<Color>::load(const string *name, const string *altname) { }
template<>
void ThemeItem<GContext::LineStyle>::setDefaultValue() {
*(*this) = GContext::LINESOLID;
}
template<>
void ThemeItem<GContext::LineStyle>::setFromString(char const *strval) {
if (strcasecmp(strval, "LineSolid") == 0 )
m_value = GContext::LINESOLID;
else if (strcasecmp(strval, "LineOnOffDash") == 0 )
m_value = GContext::LINEONOFFDASH;
else if (strcasecmp(strval, "LineDoubleDash") == 0)
m_value = GContext::LINEDOUBLEDASH;
else
setDefaultValue();
}
template<>
void ThemeItem<GContext::LineStyle>::load(const string *name, const string *altname) { }
template<>
void ThemeItem<GContext::JoinStyle>::setDefaultValue() {
*(*this) = GContext::JOINMITER;
}
template<>
void ThemeItem<GContext::JoinStyle>::setFromString(char const *strval) {
if (strcasecmp(strval, "JoinRound") == 0 )
m_value = GContext::JOINROUND;
else if (strcasecmp(strval, "JoinMiter") == 0 )
m_value = GContext::JOINMITER;
else if (strcasecmp(strval, "JoinBevel") == 0)
m_value = GContext::JOINBEVEL;
else
setDefaultValue();
}
template<>
void ThemeItem<GContext::JoinStyle>::load(const string *name, const string *altname) { }
template<>
void ThemeItem<GContext::CapStyle>::setDefaultValue() {
*(*this) = GContext::CAPNOTLAST;
}
template<>
void ThemeItem<GContext::CapStyle>::setFromString(char const *strval) {
if (strcasecmp(strval, "CapNotLast") == 0 )
m_value = GContext::CAPNOTLAST;
else if (strcasecmp(strval, "CapProjecting") == 0 )
m_value = GContext::CAPPROJECTING;
else if (strcasecmp(strval, "CapRound") == 0)
m_value = GContext::CAPROUND;
else if (strcasecmp(strval, "CapButt" ) == 0)
m_value = GContext::CAPBUTT;
else
setDefaultValue();
}
template<>
void ThemeItem<GContext::CapStyle>::load(const string *name, const string *altname) { }
} // end namespace FbTk
#endif // THEMEITEMS_HH
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