android-intent

问题 I have some problem with my code, when I need to transfer some data from one Activity to another one. First Activity ( ViewCashflow ) and I want transfer some data from ViewCashflow to second Activity ( NewTransaction ). Here its working well with no error, the data transferred successfully. But, I don't know what's going on when I run the second Activity directly (not from first Activity like before when I transfer the data) I got null pointer exception on the method that I use to receive

问题 I'm currently developing an application that will launch a navigation intent. I know that this isn't an official API, but it works perfectly the way I want it to. I allow the user to select driving, walking, and bus navigation to a location. The intent to launch directly into Google Maps Navigation looks like this: google.navigation:ll= + a latitude and longitude, then + &mode= then your mode of transportation. For example, to navigate using walking directions to a certain area: google

问题 I want to load the URL in WebView I have used the following Code: webView = (WebView) findViewById(R.id.webview1); webView.setWebViewClient(new HostsWebClient()); webView.getSettings().setPluginState(PluginState.ON); webView.getSettings().setJavaScriptEnabled(true); webView.getSettings().setJavaScriptCanOpenWindowsAutomatically(false); webView.getSettings().setPluginsEnabled(true); webView.getSettings().setSupportMultipleWindows(false); webView.getSettings().setSupportZoom(false); webView

问题 I want to load the URL in WebView I have used the following Code: webView = (WebView) findViewById(R.id.webview1); webView.setWebViewClient(new HostsWebClient()); webView.getSettings().setPluginState(PluginState.ON); webView.getSettings().setJavaScriptEnabled(true); webView.getSettings().setJavaScriptCanOpenWindowsAutomatically(false); webView.getSettings().setPluginsEnabled(true); webView.getSettings().setSupportMultipleWindows(false); webView.getSettings().setSupportZoom(false); webView

问题 I want to load the URL in WebView I have used the following Code: webView = (WebView) findViewById(R.id.webview1); webView.setWebViewClient(new HostsWebClient()); webView.getSettings().setPluginState(PluginState.ON); webView.getSettings().setJavaScriptEnabled(true); webView.getSettings().setJavaScriptCanOpenWindowsAutomatically(false); webView.getSettings().setPluginsEnabled(true); webView.getSettings().setSupportMultipleWindows(false); webView.getSettings().setSupportZoom(false); webView

问题 my onActivityResult method is never called. am using android 2.2 I am using a Tabhost, where TabHosts contain TabGroups which contain individual Activities. One of my individual activity runs the following intent Intent intent = new Intent(); intent.setType("image/*"); intent.setAction(Intent.ACTION_GET_CONTENT); startActivityForResult(Intent.createChooser(intent, "Select Picture"), 0); this loads my gallery apps, I use the default android gallery to select one image and when I return my

问题 my onActivityResult method is never called. am using android 2.2 I am using a Tabhost, where TabHosts contain TabGroups which contain individual Activities. One of my individual activity runs the following intent Intent intent = new Intent(); intent.setType("image/*"); intent.setAction(Intent.ACTION_GET_CONTENT); startActivityForResult(Intent.createChooser(intent, "Select Picture"), 0); this loads my gallery apps, I use the default android gallery to select one image and when I return my

问题 I have made an alarm clock and there I have used a toggle switch to start my alarm. What I want is as soon as the user click on the button again, it should stop the alarm (ring). Toggling between ON and OFF wil start and stop respectively. But right now, I am only able to start my alarm. In fact it never gets stopped. If I switch the button OFF the sound gets played even faster, that is very strange. How can I stop it? I have pasted the only part of code where I am assuming the problem occurs

问题 I am new at developing Android App.I have a MainActivity that has a ListView.The data on Listview is hold in a Arraylist.(I dont have any DB).Listview items has 4 field such as coursecode,coursetitle,courselevel,coursedescription.When I clicked an item on Listview,a new activity(ShowDetailActivity) will be launced in order to view detail of course.The editable of the EditViews on ShowDetailActivity are false.On ShowDetailActivity I have an option menu item (Edit).When I clicked the Edit

问题 I am new at developing Android App.I have a MainActivity that has a ListView.The data on Listview is hold in a Arraylist.(I dont have any DB).Listview items has 4 field such as coursecode,coursetitle,courselevel,coursedescription.When I clicked an item on Listview,a new activity(ShowDetailActivity) will be launced in order to view detail of course.The editable of the EditViews on ShowDetailActivity are false.On ShowDetailActivity I have an option menu item (Edit).When I clicked the Edit