android: search for an icon in the res folder

Signed-off-by: Alexis Laferrière <alexis.laf@xymus.net>

diff --git a/src/android_platform.nit b/src/android_platform.nit
index 1bec914..e3afc71 100644 (file)
--- a/src/android_platform.nit
+++ b/src/android_platform.nit
@@ -104,6 +104,22 @@ class AndroidToolchain
                        if f isa ExternCFile then cfiles.add(f.filename.basename(""))
                end
 
+               # Is there an icon?
+               var resolutions = ["ldpi", "mdpi", "hdpi", "xhdpi", "xxhdpi", "xxxhdpi"]
+               var icon_available = false
+               for res in resolutions do
+                       var path = "res/drawable-{res}/icon.png"
+                       if path.file_exists then
+                               icon_available = true
+                               break
+                       end
+               end
+
+               var icon_declaration
+               if icon_available then
+                       icon_declaration = "android:icon=\"@drawable/icon\""
+               else icon_declaration = ""
+
                ## Generate delagating makefile
                dir = "{android_project_root}/jni/"
                """
@@ -138,10 +154,10 @@ $(call import-module,android/native_app_glue)
         android:versionName="{{{app_version}}}">
 
     <!-- This is the platform API where NativeActivity was introduced. -->
-    <uses-sdk 
-        android:minSdkVersion="{{{app_min_api}}}" 
-        android:targetSdkVersion="{{{app_target_api}}}" 
-        {{{app_max_api}}} /> 
+    <uses-sdk
+        android:minSdkVersion="{{{app_min_api}}}"
+        android:targetSdkVersion="{{{app_target_api}}}"
+        {{{app_max_api}}} />
 
     <application
                android:label="@string/app_name"
@@ -154,7 +170,8 @@ $(call import-module,android/native_app_glue)
                 android:label="@string/app_name"
                 android:theme="@android:style/Theme.NoTitleBar.Fullscreen"
                 android:configChanges="orientation|keyboardHidden"
-                android:screenOrientation="portrait">
+                android:screenOrientation="portrait"
+                {{{icon_declaration}}}>
             <!-- Tell NativeActivity the name of or .so -->
             <meta-data android:name=\"{{{app_package}}}\"
                     android:value=\"{{{app_name}}}\" />
@@ -170,7 +187,7 @@ $(call import-module,android/native_app_glue)
 
 {{{project.manifest_lines.join("\n")}}}
 
-</manifest> 
+</manifest>
 <!-- END_INCLUDE(manifest) -->
                """.write_to_file("{dir}/AndroidManifest.xml")
 
@@ -206,7 +223,7 @@ $(call import-module,android/native_app_glue)
                                toolcontext.exec_and_check(["ln", "-s", assets_dir, target_assets_dir], "Android project error")
                        end
                end
-               
+
                ### copy resources  (for android)
                # This will be accessed from `android_project_root`
                var res_dir