mirror of https://github.com/tasks/tasks
Created wrapper layer so gestures don't crash on Android 1.5
Tim Su
14 years ago
parent
9d2c0a8564
commit
5c07e7f9bc
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package com.todoroo.andlib.widget;
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import java.util.ArrayList;
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import android.app.Activity;
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import android.gesture.Gesture;
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import android.gesture.GestureLibraries;
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import android.gesture.GestureLibrary;
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import android.gesture.GestureOverlayView;
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import android.gesture.Prediction;
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import android.gesture.GestureOverlayView.OnGesturePerformedListener;
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import com.todoroo.andlib.widget.GestureService.GestureInterface;
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public class Api4GestureDetector implements OnGesturePerformedListener {
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private final GestureLibrary mLibrary;
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private final GestureInterface listener;
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public Api4GestureDetector(Activity activity, int view, int gestureLibrary, GestureInterface listener) {
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this.listener = listener;
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mLibrary = GestureLibraries.fromRawResource(activity, gestureLibrary);
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if(mLibrary.load()) {
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GestureOverlayView gestures = (GestureOverlayView) activity.findViewById(view);
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gestures.addOnGesturePerformedListener(this);
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}
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}
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@Override
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public void onGesturePerformed(GestureOverlayView overlay, Gesture gesture) {
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ArrayList<Prediction> predictions = mLibrary.recognize(gesture);
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// We want at least one prediction
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if (predictions.size() > 0) {
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Prediction prediction = predictions.get(0);
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// We want at least some confidence in the result
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if (prediction.score > 1.0) {
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listener.gesturePerformed(prediction.name);
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}
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}
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}
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}
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package com.todoroo.andlib.widget;
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import android.app.Activity;
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import com.todoroo.andlib.utility.AndroidUtilities;
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/**
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* All API versions-friendly gesture detector. On SDK < 4, nothing happens
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* @author Tim Su <tim@todoroo.com>
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*
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*/
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public class GestureService {
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public interface GestureInterface {
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public void gesturePerformed(String gesture);
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}
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/**
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* Register gesture detector. If android SDK version is not correct,
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* a {@link VerifyError} will be throw. Catch this explicitly.
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*
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* @param activity
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* @param view
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* @param gestureLibrary
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* @param listener
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* @throws VerifyError
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*/
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public static void registerGestureDetector(Activity activity, int view,
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int gestureLibrary, GestureInterface listener) throws VerifyError {
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if(AndroidUtilities.getSdkVersion() > 3)
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new Api4GestureDetector(activity, view, gestureLibrary, listener);
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}
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}
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@ -0,0 +1,99 @@
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<?xml version="1.0" encoding="utf-8"?>
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<!-- See the file "LICENSE" for the full license governing this code. -->
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<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
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android:id="@+id/taskListParent"
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android:layout_width="fill_parent"
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android:layout_height="fill_parent"
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android:background="@drawable/background_gradient"
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android:orientation="vertical">
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<!-- Header -->
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<LinearLayout
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android:layout_width="fill_parent"
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android:layout_height="wrap_content"
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android:layout_weight="1"
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android:orientation="horizontal"
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android:background="@drawable/edit_header">
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<!-- Back Button -->
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<ImageView android:id="@+id/back"
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android:layout_width="wrap_content"
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android:layout_height="fill_parent"
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android:layout_weight="1"
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android:src="@drawable/tango_previous"
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android:paddingLeft="5dip"
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android:paddingRight="8dip"/>
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<!-- List Label -->
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<TextView android:id="@+id/listLabel"
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:layout_weight="100"
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android:singleLine="true"
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android:paddingTop="6dip"
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android:paddingRight="50dip"
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style="@style/TextAppearance.TLA_Header"/>
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</LinearLayout>
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<FrameLayout
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android:layout_width="fill_parent"
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android:layout_height="wrap_content"
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android:layout_weight="100">
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<!-- No Tasks label -->
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<TextView android:id="@android:id/empty"
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android:layout_width="fill_parent"
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android:layout_height="fill_parent"
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android:visibility="gone"
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android:text="@string/TLA_no_items"
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style="@style/TextAppearance.TLA_NoItems"/>
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<!-- Task List -->
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<ListView android:id="@android:id/list"
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android:scrollbars="vertical"
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android:cacheColorHint="#00000000"
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android:layout_width="fill_parent"
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android:layout_height="fill_parent"/>
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</FrameLayout>
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<!-- Footer -->
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<LinearLayout
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android:id="@+id/taskListFooter"
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android:layout_width="fill_parent"
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android:layout_height="wrap_content"
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android:layout_weight="1"
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android:orientation="horizontal">
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<!-- Quick Add Button -->
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<ImageButton android:id="@+id/quickAddButton"
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:layout_weight="1"
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android:visibility="gone"
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android:src="@drawable/tango_add"
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android:scaleType="fitCenter"/>
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<!-- Quick Add Task -->
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<EditText android:id="@+id/quickAddText"
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android:layout_width="wrap_content"
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android:layout_height="fill_parent"
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android:layout_weight="100"
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android:hint="@string/TLA_quick_add_hint"
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android:singleLine="true"
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android:autoText="true"
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android:capitalize="sentences"/>
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<!-- Extended Add Button -->
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<ImageButton android:id="@+id/extendedAddButton"
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:layout_weight="1"
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android:src="@drawable/tango_edit"
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android:scaleType="fitCenter"/>
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</LinearLayout>
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</LinearLayout>
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