About the ios7-8 system Uitabbarcontroller

<span id="Label3"></p><p><p>See the iOS9 will be Out. The uitabbarcontroller of the system that was recently used for the project is the problem that Mark has Encountered.</p></p><p><p>The default Uitabbarcontroller of the system can be set using Storyboard.</p></p><p><p>The following is mainly about the code settings Tabbar pictures and Colors.</p></p><p><p>1.tabbar background color or background image (gray Effect)</p></p><p><p></p></p><pre><pre> TabBarController.tabBar.backgroundImage = [UIImage imagenamed:<span style="color: #800000;">@ "</span><span style="color: #800000;">tabbar_unselected</span><span style="color: #800000;">"</span>];</pre></pre><p><p>This image can be a thin line with a width of 2 pixels and a height of 98.</p></p><p><p>2. Set the background color or background image of the selected item (, blue Effect)</p></p><p><p></p></p><pre><pre> uiimage* selectedimage = [UIImage imagenamed:<span style="color: #800000;">@ "</span><span style="color: #800000;">tabbar_select</span><span style="color: #800000;">"</span><span style="color: #000000;">]; </span> =<span style="color: #000000;"> [selectedimage resizableimagewithcapinsets:uiedgeinsetszero]; </span> = selectedimage;</pre></pre><p><p>The picture here can also be the same as the background image above, can be a width of 2 pixels, a high 98 of a thin LINE.</p></p><p><p><span style="color: #ff0000;">SelectedImage = [selectedimage resizableimagewithcapinsets:uiedgeinsetszero];</span></p></p><p><p><span style="color: #ff0000;">To fill the image you want to set with a thin line chart</span></p></p><p><p>3. Set picture color and font color and size</p></p><pre><pre> Nsmutabledictionary *textattrs=<span style="color: #000000;">[nsmutabledictionary dictionary]; textattrs[nsforegroundcolorattributename]</span>=<span style="color: #000000;">[uicolor whitecolor]; </span> = [uifont systemfontofsize:<span style="color: #800080;"></span>. f];<br><br>Mlnavigationcontroller * Onecontroller = [[mlnavigationcontroller alloc] initwithrootviewcontroller:vc1];<br>OneController.tabBarItem.title = @ "home";<br>OneController.tabBarItem.image = [[UIImage imagenamed:@ "tabbar_home"] imagewithrenderingmode: uiimagerenderingmodealwaysoriginal];<br>OneController.tabBarItem.selectedImage = [[UIImage imagenamed:@ "tabbar_home"] imagewithrenderingmode: uiimagerenderingmodealwaysoriginal];<br>[onecontroller.tabbaritem Settitletextattributes:textattrs forstate:uicontrolstatenormal];</pre></pre><p><p>My requirement is to set the picture and color to be white in both selected and unchecked States.</p></p><p><p>3.1 Font Color settings</p></p><p><p>The key value of the dictionary <span style="color: #000000;">textattrs</span> can be set by double-clicking to view the options you want to set, note here</p></p><p><p><span style="color: #ff0000;">-(void) settitletextattributes: (nsdictionary *) attributes forstate: (uicontrolstate) State Ns_available_ios (5_0) UI_ appearance_selector;</span></p></p><p><p>This method state can only be set uicontrolstatenormal,uicontrolstateselected,uicontrolstatedisabled three type</p></p><p><p>3.2 Picture Color settings</p></p><p><p>Picture you'll find a way to use an image</p></p><p><p><span style="color: #ff0000;">-(UIImage *) imagewithrenderingmode: (uiimagerenderingmode) renderingmode ns_available_ios (7_0);</span></p></p><p><p>This method is to tell the system to cancel rendering, using the original image Color.</p></p><p><p>This allows you to set the SelectedImage and image you Provided.</p></p><pre><pre><span style="color: #000000;">OneController.tabBarItem.image = [[UIImage imagenamed:@ "tabbar_home"] imagewithrenderingmode: uiimagerenderingmodealwaysoriginal];</span><br><span style="color: #000000;">OneController.tabBarItem.selectedImage = [[UIImage imagenamed:@ "tabbar_home"] imagewithrenderingmode: uiimagerenderingmodealwaysoriginal];</span></pre></pre><p><p>About the ios7-8 system Uitabbarcontroller</p></p></span>