1 #ifndef __DALI_INTERNAL_STYLE_MONITOR_H__
2 #define __DALI_INTERNAL_STYLE_MONITOR_H__
5 * Copyright (c) 2014 Samsung Electronics Co., Ltd.
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
22 #include <dali/public-api/object/ref-object.h>
23 #include <dali/public-api/object/base-object.h>
24 #include <dali/integration-api/platform-abstraction.h>
25 #include <dali/devel-api/text-abstraction/font-client.h>
28 #include <style-monitor.h>
40 * This holds the platform's style information.
41 * It provides a signal when any aspect of the default style changes on the device.
43 class StyleMonitor : public BaseObject
47 // Creation & Destruction
51 * @param[in] platformAbstraction The platform abstraction.
53 StyleMonitor(Integration::PlatformAbstraction& platformAbstraction);
56 * Retrieve the initialized instance of the StyleMonitor.
57 * @return Handle to StyleMonitor.
59 static Dali::StyleMonitor Get();
61 // Style Change Notifications
64 * Informs the Style Monitor that the style has changed.
65 * @param[in] styleChange The details of the change.
67 void StyleChanged( StyleChange::Type styleChange );
72 * @copydoc Dali::StyleMonitor::GetDefaultFontFamily() const
74 std::string GetDefaultFontFamily() const;
77 * @copydoc Dali::StyleMonitor::GetDefaultFontStyle() const
79 std::string GetDefaultFontStyle() const;
82 * @copydoc Dali::StyleMonitor::GetDefaultFontSize() const
84 int GetDefaultFontSize() const;
87 * @copydoc Dali::StyleMonitor::GetTheme() const
89 const std::string& GetTheme() const;
92 * @copydoc Dali::StyleMonitor::SetTheme()
94 void SetTheme(const std::string& themeFilePath);
97 * @copydoc Dali::StyleMonitor::LoadThemeFile()
99 bool LoadThemeFile( const std::string& filename, std::string& output );
104 * @copydoc Dali::StyleMonitor::StyleChangeSignal()
106 Dali::StyleMonitor::StyleChangeSignalType& StyleChangeSignal();
111 * Virtual Destructor.
113 virtual ~StyleMonitor();
118 * Emit the style change signal.
119 * @param[in] styleChange The details of the style change
121 inline void EmitStyleChangeSignal( StyleChange::Type styleChange );
125 Dali::StyleMonitor::StyleChangeSignalType mStyleChangeSignal; ///< Emitted when the style changes
127 Integration::PlatformAbstraction& mPlatformAbstraction; ///< Reference to the PlatformAbstraction (for retrieving defaults)
129 TextAbstraction::FontClient mFontClient;
130 std::string mDefaultFontFamily; ///< The system default font family
131 std::string mDefaultFontStyle; ///< The default font style
132 std::string mUserDefinedThemeFilePath; ///< String containing the user defined theme file path
133 int mDefaultFontSize; ///< The default accessibility font size e.g. 0 is smallest
136 } // namespace Adaptor
138 } // namespace Internal
140 // Additional Helpers for public-api forwarding methods
142 inline Internal::Adaptor::StyleMonitor& GetImplementation(Dali::StyleMonitor& monitor)
144 DALI_ASSERT_ALWAYS(monitor && "Monitor handle is empty");
145 BaseObject& handle = monitor.GetBaseObject();
146 return static_cast<Internal::Adaptor::StyleMonitor&>(handle);
149 inline const Internal::Adaptor::StyleMonitor& GetImplementation(const Dali::StyleMonitor& monitor)
151 DALI_ASSERT_ALWAYS(monitor && "Monitor handle is empty");
152 const BaseObject& handle = monitor.GetBaseObject();
153 return static_cast<const Internal::Adaptor::StyleMonitor&>(handle);
158 #endif // __DALI_INTERNAL_STYLE_MONITOR_H__