A src/FbTk/ThemeItems.hh

@@ -0,0 +1,196 @@ 
+// ThemeItems.cc for FbTk - Fluxbox ToolKit
+// Copyright (c) 2002 - 2003 Henrik Kinnunen (fluxgen at users.sourceforge.net)
+//
+// 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: ThemeItems.hh,v 1.1 2003/10/13 22:56:28 fluxgen Exp $
+
+/// @file implements common theme items
+
+#ifndef THEMEITEMS_HH
+#define THEMEITEMS_HH
+
+#include "Theme.hh"
+#include "Color.hh"
+#include "Texture.hh"
+#include "Font.hh"
+#include "PixmapWithMask.hh"
+#include "Image.hh"
+
+#include <string>
+#include <cstdio>
+#include <iostream>
+namespace FbTk {
+
+using namespace std;
+
+// create default handlers for Color, Font, Texture, int and string
+template <>
+void FbTk::ThemeItem<std::string>::load() { }
+
+template <>
+void FbTk::ThemeItem<std::string>::setDefaultValue() { 
+    *(*this) = ""; 
+}
+
+template <>
+void FbTk::ThemeItem<std::string>::setFromString(const char *str) { 
+    *(*this) = (str ? str : ""); 
+}
+
+template <>
+void FbTk::ThemeItem<int>::load() { }
+
+template <>
+void FbTk::ThemeItem<int>::setDefaultValue() {
+    *(*this) = 0;
+}
+
+template <>
+void FbTk::ThemeItem<int>::setFromString(const char *str) {
+    if (str == 0)
+        return;
+    sscanf(str, "%d", &m_value);
+}
+
+template <>
+void ThemeItem<FbTk::Font>::setDefaultValue() {
+    if (!m_value.load("fixed")) {
+        cerr<<"FbTk::ThemeItem<FbTk::Font>: Warning! Failed to load default value 'fixed'"<<endl;
+    }
+}
+
+template <>
+void ThemeItem<FbTk::Font>::setFromString(const char *str) {
+    if (m_value.load(str) == false) {
+        if (FbTk::ThemeManager::instance().verbose()) {
+            cerr<<"FbTk::Theme: Error loading font "<<
+                ((m_value.isAntialias() || m_value.utf8()) ? "(" : "")<<
+
+                (m_value.isAntialias() ? "antialias" : "")<<
+                (m_value.utf8() ? " utf8" : "")<<
+
+                ((m_value.isAntialias() || m_value.utf8()) ? ") " : "")<<
+                "for \""<<name()<<"\" or \""<<altName()<<"\": "<<str<<endl;
+
+            cerr<<"FbTk::Theme: Setting default value"<<endl;
+        }
+        setDefaultValue();
+    }
+    
+}
+
+// do nothing
+template <>
+void ThemeItem<FbTk::Font>::load() {
+}
+
+
+template <>
+void ThemeItem<FbTk::Texture>::load() {
+    string color_name(ThemeManager::instance().
+                      resourceValue(name()+".color", altName()+".Color"));
+    string colorto_name(ThemeManager::instance().
+                        resourceValue(name()+".colorTo", altName()+".ColorTo"));
+    string pixmap_name(ThemeManager::instance().
+                       resourceValue(name()+".pixmap", 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());
+           
+
+    std::auto_ptr<PixmapWithMask> pm(Image::load(pixmap_name, m_tm.screenNum()));
+    if (pm.get() == 0) {
+        if (FbTk::ThemeManager::instance().verbose())
+            cerr<<"Resource("<<name()+".pixmap"<<"): Failed to load image: "<<pixmap_name<<endl;
+        m_value.pixmap() = 0;
+    } else
+        m_value.pixmap() = pm->pixmap().release();
+}
+
+template <>
+void ThemeItem<FbTk::Texture>::setDefaultValue() {
+    m_value.setType(FbTk::Texture::FLAT | FbTk::Texture::SOLID);
+    load(); // one might forget to add line something:  so we try to load something.*:  too
+}
+
+template <>
+void ThemeItem<FbTk::Texture>::setFromString(const char *str) {
+    m_value.setFromString(str);
+    if (m_value.type() == 0) // failed to set value
+        setDefaultValue();
+}
+
+
+
+// not used
+template <>
+void FbTk::ThemeItem<PixmapWithMask>::
+load() { }
+
+template <>
+void FbTk::ThemeItem<PixmapWithMask>::
+setDefaultValue() {
+    // create empty pixmap
+    (*this)->pixmap() = 0;
+    (*this)->mask() = 0;
+}
+
+template <>
+void FbTk::ThemeItem<PixmapWithMask>::
+setFromString(const char *str) {
+    if (str == 0)
+        setDefaultValue();
+    else {
+        std::auto_ptr<FbTk::PixmapWithMask> pm(Image::load(str, m_tm.screenNum()));
+        if (pm.get() == 0)
+            setDefaultValue();
+        else {
+            (*this)->pixmap() = pm->pixmap().release();
+            (*this)->mask() = pm->mask().release();
+        }
+    } 
+}
+
+template <>
+void ThemeItem<FbTk::Color>::setDefaultValue() {
+    m_value.setFromString("white", m_tm.screenNum());
+}
+
+template <>
+void ThemeItem<FbTk::Color>::setFromString(const char *str) {
+    if (!m_value.setFromString(str, m_tm.screenNum())) {
+        if (FbTk::ThemeManager::instance().verbose())
+            cerr<<"FbTk::Theme: Error loading color value for \""<<name()<<"\" or \""<<altName()<<"\"."<<endl;
+        setDefaultValue();
+    }
+}
+
+// does nothing
+template <>
+void ThemeItem<FbTk::Color>::load() { }
+
+};
+
+#endif // THEMEITEMS_HH