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<div class="title">AndroidSettingsAccessor.java</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="keyword">package </span>de.skycoder42.qtmvvm.core;</div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> </div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="keyword">import</span> java.util.Set;</div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> </div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="keyword">import</span> android.content.Context;</div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="keyword">import</span> android.content.SharedPreferences;</div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span> </div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="keyword">import</span> android.preference.PreferenceManager;</div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> </div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="keyword">class </span>AndroidSettingsAccessor {</div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span>  <span class="keyword">private</span> <span class="keywordtype">long</span> address = 0;</div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span>  <span class="keyword">private</span> SharedPreferences preferences = null;</div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span>  <span class="keyword">private</span> SharedPreferences.Editor editor = null;</div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span>  <span class="keyword">private</span> Listener listener = <span class="keyword">new</span> Listener();</div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> </div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span>  <span class="keyword">private</span> <span class="keyword">class </span>Listener <span class="keyword">implements</span> SharedPreferences.OnSharedPreferenceChangeListener {</div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span>  @Override</div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>  <span class="keyword">public</span> <span class="keywordtype">void</span> onSharedPreferenceChanged(SharedPreferences sharedPreferences, String key) {</div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  <span class="keywordflow">if</span>(address != 0 && preferences.equals(sharedPreferences))</div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span>  callback(address, key);</div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>  }</div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>  }</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> </div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  <span class="keyword">private</span> <span class="keyword">static</span> native <span class="keywordtype">void</span> callback(<span class="keywordtype">long</span> address, Object key);</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> </div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  <span class="keyword">public</span> AndroidSettingsAccessor(Context context, <span class="keywordtype">long</span> address) {</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  this.address = address;</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  preferences = PreferenceManager.getDefaultSharedPreferences(context);</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  preferences.registerOnSharedPreferenceChangeListener(listener);</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  }</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> </div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  <span class="keyword">public</span> AndroidSettingsAccessor(Context context, String name, <span class="keywordtype">int</span> mode, <span class="keywordtype">long</span> address) {</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  this.address = address;</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  preferences = context.getSharedPreferences(name, mode);</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  preferences.registerOnSharedPreferenceChangeListener(listener);</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  }</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span> </div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  <span class="keyword">public</span> <span class="keywordtype">void</span> unref() {</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>  address = 0;</div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  preferences.unregisterOnSharedPreferenceChangeListener(listener);</div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  listener = null;</div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  sync();</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  }</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span> </div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  <span class="keyword">public</span> <span class="keywordtype">boolean</span> contains(String key) {</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>  <span class="keywordflow">return</span> preferences.contains(key);</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  }</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span> </div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keyword">public</span> Object load(String key) {</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="keywordflow">return</span> preferences.getAll().get(key);</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  }</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span> </div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  <span class="keyword">public</span> <span class="keywordtype">boolean</span> save(String key, <span class="keywordtype">boolean</span> value) {</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keywordtype">boolean</span> res = beginEdit();</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  editor.putBoolean(key, value);</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  <span class="keywordflow">return</span> res;</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  }</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  <span class="keyword">public</span> <span class="keywordtype">boolean</span> save(String key, <span class="keywordtype">int</span> value) {</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keywordtype">boolean</span> res = beginEdit();</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  editor.putInt(key, value);</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keywordflow">return</span> res;</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  }</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> </div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  <span class="keyword">public</span> <span class="keywordtype">boolean</span> save(String key, <span class="keywordtype">long</span> value) {</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  <span class="keywordtype">boolean</span> res = beginEdit();</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  editor.putLong(key, value);</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  <span class="keywordflow">return</span> res;</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  }</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> </div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  <span class="keyword">public</span> <span class="keywordtype">boolean</span> save(String key, <span class="keywordtype">float</span> value) {</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <span class="keywordtype">boolean</span> res = beginEdit();</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  editor.putFloat(key, value);</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordflow">return</span> res;</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  }</div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span> </div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <span class="keyword">public</span> <span class="keywordtype">boolean</span> save(String key, String value) {</div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  <span class="keywordtype">boolean</span> res = beginEdit();</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  editor.putString(key, value);</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  <span class="keywordflow">return</span> res;</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  }</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span> </div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keyword">public</span> <span class="keywordtype">boolean</span> save(String key, Set<String> value) {</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordtype">boolean</span> res = beginEdit();</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  editor.putStringSet(key, value);</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordflow">return</span> res;</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  }</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span> </div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="keyword">public</span> <span class="keywordtype">boolean</span> <span class="keyword">remove</span>(String key) {</div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordtype">boolean</span> res = beginEdit();</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  editor.remove(key);</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  <span class="keywordflow">return</span> res;</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  }</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span> </div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keyword">public</span> <span class="keywordtype">void</span> sync() {</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  <span class="keywordflow">if</span>(editor != null) {</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  editor.apply();</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  editor = null;</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  }</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  }</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span> </div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  <span class="keyword">private</span> <span class="keywordtype">boolean</span> beginEdit() {</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordflow">if</span>(editor != null)</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  <span class="keywordflow">return</span> <span class="keyword">false</span>;</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keywordflow">else</span> {</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  editor = preferences.edit();</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  <span class="keywordflow">return</span> <span class="keyword">true</span>;</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  }</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  }</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span> }</div></div><!-- fragment --></div><!-- contents -->
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