2 * Copyright(c) 2017 Samsung Electronics Co., Ltd.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
19 using System.Runtime.InteropServices;
20 using Tizen.NUI.BaseComponents;
21 using System.ComponentModel;
26 /// The StyleManager informs applications of the system theme change, and supports application theme change at runtime.<br />
27 /// Applies various styles to controls using the properties system.<br />
28 /// On theme change, it automatically updates all controls, then raises a event to inform the application.<br />
29 /// If the application wants to customize the theme, RequestThemeChange needs to be called.<br />
30 /// It provides the path to the application resource root folder, from there the filename can be specified along with any subfolders, for example, Images, Models, etc.<br />
32 /// <since_tizen> 3 </since_tizen>
33 public class StyleManager : BaseHandle
35 private global::System.Runtime.InteropServices.HandleRef swigCPtr;
37 internal StyleManager(global::System.IntPtr cPtr, bool cMemoryOwn) : base(NDalicPINVOKE.StyleManager_SWIGUpcast(cPtr), cMemoryOwn)
39 swigCPtr = new global::System.Runtime.InteropServices.HandleRef(this, cPtr);
42 internal static global::System.Runtime.InteropServices.HandleRef getCPtr(StyleManager obj)
44 return (obj == null) ? new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero) : obj.swigCPtr;
47 private static readonly StyleManager instance = StyleManager.Get();
50 /// Gets the singleton of the StyleManager object.
52 /// <since_tizen> 5 </since_tizen>
53 public static StyleManager Instance
64 /// Please DO NOT use! This will be deprecated!
65 /// Dispose() method in Singletone classes (ex: FocusManager, StyleManager, VisualFactory, IMFManager, TtsPlayer, Window) is not required.
66 /// Because it is Sigletone, so it is alive for one thread until the NUI is terminated, so it never be disposed.
67 /// <since_tizen> 3 </since_tizen>
68 [Obsolete("Please do not use! This will be deprecated!")]
69 [EditorBrowsable(EditorBrowsableState.Never)]
70 protected override void Dispose(DisposeTypes type)
77 if (type == DisposeTypes.Explicit)
80 //Release your own managed resources here.
81 //You should release all of your own disposable objects here.
84 //Release your own unmanaged resources here.
85 //You should not access any managed member here except static instance.
86 //because the execution order of Finalizes is non-deterministic.
88 if (_styleManagerStyleChangedCallbackDelegate != null)
90 StyleChangedSignal().Disconnect(_styleManagerStyleChangedCallbackDelegate);
93 if (swigCPtr.Handle != global::System.IntPtr.Zero)
98 NDalicPINVOKE.delete_StyleManager(swigCPtr);
100 swigCPtr = new global::System.Runtime.InteropServices.HandleRef(null, global::System.IntPtr.Zero);
107 /// Style changed event arguments.
109 /// <since_tizen> 3 </since_tizen>
110 public class StyleChangedEventArgs : EventArgs
112 private StyleManager _styleManager;
113 private StyleChangeType _styleChange;
118 /// <since_tizen> 3 </since_tizen>
119 public StyleManager StyleManager
123 return _styleManager;
127 _styleManager = value;
132 /// StyleChange - contains the style change information (default font changed or
133 /// default font size changed or theme has changed).<br />
135 /// <since_tizen> 3 </since_tizen>
136 public StyleChangeType StyleChange
144 _styleChange = value;
150 [UnmanagedFunctionPointer(CallingConvention.StdCall)]
151 private delegate void StyleChangedCallbackDelegate(IntPtr styleManager, Tizen.NUI.StyleChangeType styleChange);
152 private EventHandler<StyleChangedEventArgs> _styleManagerStyleChangedEventHandler;
153 private StyleChangedCallbackDelegate _styleManagerStyleChangedCallbackDelegate;
156 /// An event for the StyleChanged signal which can be used to subscribe or unsubscribe the
157 /// event handler provided by the user.<br />
158 /// The StyleChanged signal is emitted after the style (for example, theme or font change) has changed
159 /// and the controls have been informed.<br />
161 /// <since_tizen> 3 </since_tizen>
162 public event EventHandler<StyleChangedEventArgs> StyleChanged
166 if (_styleManagerStyleChangedEventHandler == null)
168 _styleManagerStyleChangedCallbackDelegate = (OnStyleChanged);
169 StyleChangedSignal().Connect(_styleManagerStyleChangedCallbackDelegate);
171 _styleManagerStyleChangedEventHandler += value;
175 _styleManagerStyleChangedEventHandler -= value;
176 if (_styleManagerStyleChangedEventHandler == null && StyleChangedSignal().Empty() == false)
178 StyleChangedSignal().Disconnect(_styleManagerStyleChangedCallbackDelegate);
183 // Callback for StyleManager StyleChangedsignal
184 private void OnStyleChanged(IntPtr styleManager, StyleChangeType styleChange)
186 StyleChangedEventArgs e = new StyleChangedEventArgs();
188 // Populate all members of "e" (StyleChangedEventArgs) with real data
189 e.StyleManager = Registry.GetManagedBaseHandleFromNativePtr(styleManager) as StyleManager;
190 e.StyleChange = styleChange;
192 if (_styleManagerStyleChangedEventHandler != null)
194 //here we send all data to user event handlers
195 _styleManagerStyleChangedEventHandler(this, e);
200 /// Creates a StyleManager handle.<br />
201 /// This can be initialized with StyleManager::Get().<br />
203 /// <since_tizen> 3 </since_tizen>
204 public StyleManager() : this(NDalicPINVOKE.new_StyleManager(), true)
206 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
210 /// Gets the singleton of StyleManager object.
212 /// <returns>A handle to the StyleManager control.</returns>
213 /// <since_tizen> 3 </since_tizen>
214 public static StyleManager Get()
216 StyleManager ret = new StyleManager(NDalicPINVOKE.StyleManager_Get(), true);
217 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
222 /// Applies a new theme to the application.<br />
223 /// This will be merged on the top of the default Toolkit theme.<br />
224 /// If the application theme file doesn't style all controls that the
225 /// application uses, then the default Toolkit theme will be used
226 /// instead for those controls.<br />
228 /// <param name="themeFile">A relative path is specified for style theme.</param>
229 /// <since_tizen> 3 </since_tizen>
230 public void ApplyTheme(string themeFile)
232 NDalicPINVOKE.StyleManager_ApplyTheme(swigCPtr, themeFile);
233 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
237 /// Applies the default Toolkit theme.
239 /// <since_tizen> 3 </since_tizen>
240 public void ApplyDefaultTheme()
242 NDalicPINVOKE.StyleManager_ApplyDefaultTheme(swigCPtr);
243 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
247 /// Sets a constant for use when building styles.
249 /// <param name="key">The key of the constant.</param>
250 /// <param name="value">The value of the constant.</param>
251 /// <since_tizen> 3 </since_tizen>
252 public void AddConstant(string key, PropertyValue value)
254 NDalicPINVOKE.StyleManager_SetStyleConstant(swigCPtr, key, PropertyValue.getCPtr(value));
255 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
259 /// Returns the style constant set for a specific key.
261 /// <param name="key">The key of the constant.</param>
262 /// <param name="valueOut">The value of the constant if it exists.</param>
263 /// <returns></returns>
264 /// <since_tizen> 3 </since_tizen>
265 public bool GetConstant(string key, PropertyValue valueOut)
267 bool ret = NDalicPINVOKE.StyleManager_GetStyleConstant(swigCPtr, key, PropertyValue.getCPtr(valueOut));
268 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
273 /// Applies the specified style to the control.
275 /// <param name="control">The control to which to apply the style.</param>
276 /// <param name="jsonFileName">The name of the JSON style file to apply.</param>
277 /// <param name="styleName">The name of the style within the JSON file to apply.</param>
278 /// <since_tizen> 3 </since_tizen>
279 public void ApplyStyle(View control, string jsonFileName, string styleName)
281 NDalicPINVOKE.StyleManager_ApplyStyle(swigCPtr, View.getCPtr(control), jsonFileName, styleName);
282 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();
285 internal StyleChangedSignal StyleChangedSignal()
287 StyleChangedSignal ret = new StyleChangedSignal(NDalicPINVOKE.StyleManager_StyleChangedSignal(swigCPtr), false);
288 if (NDalicPINVOKE.SWIGPendingException.Pending) throw NDalicPINVOKE.SWIGPendingException.Retrieve();