Added old abandoned KDE3 version of Kima

git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/applications/kima@1088422 283d02a7-25f6-0310-bc7c-ecb5cbfe19da

1 files changed, 141 insertions, 0 deletions

diff --git a/src/sources/batterysrc.cpp b/src/sources/batterysrc.cpp
new file mode 100644
index 0000000..b8f73ac
--- /dev/null
+++ b/src/sources/batterysrc.cpp
@@ -0,0 +1,141 @@
+/***************************************************************************
+ *	 Copyright (C) 2007 by Ken Werner									   *
+ *	 [email protected]													   *
+ *																		   *
+ *	 This program 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.								   *
+ *																		   *
+ *	 This program 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 this program; if not, write to the						   *
+ *	 Free Software Foundation, Inc.,									   *
+ *	 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.			   *
+ ***************************************************************************/
+
+#include "batterysrc.h"
+#include <klocale.h>
+#include <kdebug.h>
+
+#define DBUS_DEBUG_MESSAGE(func, _dbus_err_) \
+	kdDebug() << "error in " << func << ": " << _dbus_err_.name << ", " << _dbus_err_.message << endl
+
+#define FREE_DBUS_ERROR(func, _dbus_err_) \
+	do { \
+		if(dbus_error_is_set(&_dbus_err_)) { \
+			DBUS_DEBUG_MESSAGE(func, _dbus_err_); \
+			dbus_error_free(&_dbus_err_); \
+		} \
+	} while(0)
+
+BatterySrc::BatterySrc(QWidget* inParent, QString inUDI):
+		LabelSource(inParent),
+		mTrigger(this, 5000),
+		mUDI(inUDI),
+		mLibHalContext(NULL){
+	mID = mUDI.section('/', -1);
+	mName = mID;
+	mDescription = i18n("This source displays the current state of charge of your battery.");
+
+	dbus_error_init(&mDBusError);
+	if((mLibHalContext = libhal_ctx_new()) == NULL){
+		kdDebug() << "error: libmLibHalContext_new" << endl;
+		return;
+	}
+	if(!libhal_ctx_set_dbus_connection(mLibHalContext, dbus_bus_get (DBUS_BUS_SYSTEM, &mDBusError))){
+		FREE_DBUS_ERROR("libhal_ctx_set_dbus_connection", mDBusError);
+		libhal_ctx_free(mLibHalContext);
+		mLibHalContext = NULL;
+		return;
+	}
+	if(!libhal_ctx_init(mLibHalContext, &mDBusError)){
+		FREE_DBUS_ERROR("libhal_ctx_init", mDBusError);
+		libhal_ctx_free(mLibHalContext);
+		mLibHalContext = NULL;
+		return;
+	}
+}
+
+BatterySrc::~BatterySrc(){
+	if(mLibHalContext != NULL){
+		if(!libhal_ctx_shutdown(mLibHalContext, &mDBusError)){
+			FREE_DBUS_ERROR("libhal_ctx_shutdown", mDBusError);
+		}
+		libhal_ctx_free(mLibHalContext);
+	}
+}
+
+std::list<Source*>BatterySrc::createInstances(QWidget* inParent){
+	std::list<Source*> list;
+	
+	LibHalContext* libHalContext;
+	DBusError dBusError;
+	dbus_error_init(&dBusError);
+	if((libHalContext = libhal_ctx_new()) == NULL){
+		kdDebug() << "error: libmLibHalContext_new" << endl;
+		return list;
+	}
+	if(!libhal_ctx_set_dbus_connection(libHalContext, dbus_bus_get (DBUS_BUS_SYSTEM, &dBusError))){
+		FREE_DBUS_ERROR("libhal_ctx_set_dbus_connection", dBusError);
+		libhal_ctx_free(libHalContext);
+		return list;
+	}
+	if(!libhal_ctx_init(libHalContext, &dBusError)){
+		FREE_DBUS_ERROR("libhal_ctx_init", dBusError);
+		libhal_ctx_free(libHalContext);
+		return list;
+	}
+
+	int num = 0;
+	char** udis = libhal_manager_find_device_string_match(libHalContext, "info.category", "battery", &num, &dBusError);
+	if(!dbus_error_is_set(&dBusError)){
+		for(int i = 0; i < num; ++i){
+			if(libhal_device_get_property_type(libHalContext, udis[i], "battery.charge_level.last_full", &dBusError) == LIBHAL_PROPERTY_TYPE_INT32 && libhal_device_get_property_type(libHalContext, udis[i], "battery.charge_level.current", &dBusError) == LIBHAL_PROPERTY_TYPE_INT32){
+				if(!dbus_error_is_set(&dBusError)) // todo: check whether this check is redundant
+					list.push_back(new BatterySrc(inParent, udis[i]));
+			}
+			if(dbus_error_is_set(&dBusError)) {
+				DBUS_DEBUG_MESSAGE("libhal_device_get_property_type", dBusError);
+				dbus_error_free(&dBusError);
+			}
+		}
+	} else {
+		DBUS_DEBUG_MESSAGE("libhal_manager_find_device_string_match", dBusError);
+		dbus_error_free(&dBusError);
+	}
+	if(!libhal_ctx_shutdown(libHalContext, &dBusError)){
+		FREE_DBUS_ERROR("libhal_ctx_shutdown", dBusError);
+	}
+	// clean up
+	libhal_ctx_free(libHalContext);
+	libhal_free_string_array(udis);
+	return list;
+}
+
+QString BatterySrc::fetchValue() {
+	QString s = "n/a";
+	if(mLibHalContext != NULL){
+		int last_full = 0;
+		int current = 0;
+	
+		last_full = libhal_device_get_property_int(mLibHalContext, mUDI.ascii(), "battery.charge_level.last_full", &mDBusError);
+		if(dbus_error_is_set(&mDBusError)){
+			DBUS_DEBUG_MESSAGE("libhal_device_get_property_int", mDBusError);
+			dbus_error_free(&mDBusError);
+			return s;
+		}
+		current = libhal_device_get_property_int(mLibHalContext, mUDI.ascii(), "battery.charge_level.current", &mDBusError);
+		if(dbus_error_is_set(&mDBusError)){
+			DBUS_DEBUG_MESSAGE("libhal_device_get_property_int", mDBusError);
+			dbus_error_free(&mDBusError);
+			return s;
+		}
+		s = QString::number(qRound((current * 100.0) / last_full)) + " %";
+	}
+	return s;
+}