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Calculator onscreen added

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This commit is contained in:
Sergey Solovyev 2012-11-22 00:24:17 +04:00
parent 0a35201c80
commit ddbb9b3bef
18 changed files with 733 additions and 353 deletions
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8
calculatorpp/AndroidManifest.xml
View File

@ -6,7 +6,7 @@
<uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>
<uses-permission android:name="com.android.vending.BILLING"/>
<!-- for overlay -->
<!-- for onscreen calculator -->
<uses-permission android:name="android.permission.SYSTEM_ALERT_WINDOW"/>
@ -51,7 +51,7 @@
<!-- settings must use action bar icon-->
<activity android:icon="@drawable/ab_icon" android:label="@string/c_settings" android:name=".plot.CalculatorPlotPreferenceActivity"/>
<!-- OVERLAY CONFIG -->
<!-- ONSCREEN CONFIG -->
<activity android:launchMode="singleInstance"
android:label="@string/c_app_name_on_screen"
@ -64,14 +64,14 @@
</activity>
<service android:name=".overlay.CalculatorOverlayService">
<service android:name=".onscreen.CalculatorOnscreenService">
<intent-filter>
<action android:name="org.solovyev.calculator.widget.EDITOR_STATE_CHANGED"/>
<action android:name="org.solovyev.calculator.widget.DISPLAY_STATE_CHANGED"/>
</intent-filter>
</service>
<receiver android:name=".overlay.CalculatorOverlayBroadcastReceiver">
<receiver android:name=".onscreen.CalculatorOnscreenBroadcastReceiver">
<intent-filter>
<action android:name="org.solovyev.calculator.widget.EDITOR_STATE_CHANGED"/>
<action android:name="org.solovyev.calculator.widget.DISPLAY_STATE_CHANGED"/>

0
calculatorpp/res/layout/overlay_footer.xml → calculatorpp/res/layout/onscreen_footer.xml
View File

32
calculatorpp/res/layout/onscreen_header.xml Normal file
View File

@ -0,0 +1,32 @@
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:a="http://schemas.android.com/apk/res/android"
a:layout_width="match_parent"
a:layout_height="30dp">
<LinearLayout a:id="@+id/onscreen_header_buttons"
a:layout_width="wrap_content"
a:layout_height="match_parent"
a:layout_alignParentRight="true">
<Button a:id="@+id/onscreen_fold_button"
style="@style/onscreen_header_button_style"
a:text="_"/>
<Button a:id="@+id/onscreen_minimize_button"
style="@style/onscreen_header_button_style"
a:text="_"/>
<Button a:id="@+id/onscreen_close_button"
style="@style/onscreen_header_button_style"
a:text="x"/>
</LinearLayout>
<TextView a:id="@+id/onscreen_title"
a:text="@string/c_app_name"
a:layout_width="match_parent"
a:layout_height="match_parent"
a:layout_toLeftOf="@id/onscreen_header_buttons"/>
</RelativeLayout>

6
calculatorpp/res/layout/overlay_layout.xml → calculatorpp/res/layout/onscreen_layout.xml
View File

@ -4,9 +4,9 @@
a:orientation="vertical"
style="@style/cpp_widget_main_layout_style">
<include layout="@layout/overlay_header"/>
<include layout="@layout/onscreen_header"/>
<LinearLayout a:id="@+id/overlay_content"
<LinearLayout a:id="@+id/onscreen_content"
a:orientation="vertical"
a:layout_width="match_parent"
a:layout_height="match_parent">
@ -39,6 +39,6 @@
a:layout_height="0dp"/>
</LinearLayout>
<include layout="@layout/overlay_footer"/>
<include layout="@layout/onscreen_footer"/>
</LinearLayout>

36
calculatorpp/res/layout/overlay_header.xml
View File

@ -1,36 +0,0 @@
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:a="http://schemas.android.com/apk/res/android"
a:layout_width="match_parent"
a:layout_height="30dp">
<LinearLayout a:id="@+id/overlay_header_buttons"
a:layout_width="wrap_content"
a:layout_height="match_parent"
a:layout_alignParentRight="true">
<Button a:id="@+id/overlay_hide_button"
a:layout_width="wrap_content"
a:layout_height="match_parent"
a:layout_weight="0"
a:padding="6dp"
style="@style/widget_metro_control_button_style"
a:text="_"/>
<Button a:id="@+id/overlay_close_button"
a:layout_width="wrap_content"
a:layout_height="match_parent"
a:layout_weight="0"
a:padding="6dp"
style="@style/widget_metro_control_button_style"
a:text="x"/>
</LinearLayout>
<TextView a:id="@+id/overlay_title"
a:text="@string/c_app_name"
a:layout_width="match_parent"
a:layout_height="match_parent"
a:layout_toLeftOf="@id/overlay_header_buttons"/>
</RelativeLayout>

1
calculatorpp/res/values-ru/text_strings.xml
View File

@ -269,5 +269,6 @@
<string name="c_app_widget_3x4_name">Калькулятор++ Виджет (3x4)</string>
<string name="c_app_widget_4x4_name">Калькулятор++ Виджет (4x4)</string>
<string name="c_app_widget_4x5_name">Калькулятор++ Виджет (4x5)</string>
<string name="open_onscreen_calculator">Нажмите чтобы открыть калькулятор поверх всех приложений</string>
</resources>

2
calculatorpp/res/values/dimens.xml
View File

@ -25,6 +25,8 @@
<dimen name="cpp_widget_display_text_size">25sp</dimen>
<dimen name="cpp_widget_margin">6dp</dimen>
<dimen name="cpp_onscreen_header_button_text_size">10dp</dimen>
<!--only for not multipane-->
<dimen name="cpp_editor_padding">5dp</dimen>
<dimen name="cpp_display_padding">3dp</dimen>

1
calculatorpp/res/values/text_strings.xml
View File

@ -270,5 +270,6 @@
<string name="c_app_widget_3x4_name">Calculator++ Widget (3x4)</string>
<string name="c_app_widget_4x4_name">Calculator++ Widget (4x4)</string>
<string name="c_app_widget_4x5_name">Calculator++ Widget (4x5)</string>
<string name="open_onscreen_calculator">Click to open on-screen calculator</string>
</resources>

2
calculatorpp/res/values/theme_gray.xml
View File

@ -86,7 +86,7 @@
<item name="android:layout_width">match_parent</item>
</style>
<style name="cpp_overlay_main_layout_style" parent="cpp_default_main_layout_style">
<style name="cpp_onscreen_main_layout_style" parent="cpp_default_main_layout_style">
<item name="android:layout_height">400dp</item>
<item name="android:layout_width">250dp</item>
</style>

8
calculatorpp/res/values/theme_metro_blue.xml
View File

@ -12,6 +12,14 @@
<item name="android:background">@drawable/metro_button_light</item>
</style>
<style name="onscreen_header_button_style" parent="metro_control_button_style">
<item name="android:layout_width">30dp</item>
<item name="android:layout_height">30dp</item>
<item name="android:layout_weight">0</item>
<item name="android:padding">0dp</item>
<item name="android:textSize">@dimen/cpp_onscreen_header_button_text_size</item>
</style>
<style name="widget_metro_control_button_style" parent="metro_control_button_style">
<item name="android:textSize">@dimen/cpp_widget_keyboard_button_text_size</item>
</style>

4
calculatorpp/src/main/java/org/solovyev/android/calculator/CalculatorOnScreenStartActivity.java
View File

@ -3,7 +3,7 @@ package org.solovyev.android.calculator;
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
import org.solovyev.android.calculator.overlay.CalculatorOverlayService;
import org.solovyev.android.calculator.onscreen.CalculatorOnscreenService;
public class CalculatorOnScreenStartActivity extends Activity {
@ -11,7 +11,7 @@ public class CalculatorOnScreenStartActivity extends Activity {
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
startService(new Intent(this, CalculatorOverlayService.class));
startService(new Intent(this, CalculatorOnscreenService.class));
this.finish();
}

101
calculatorpp/src/main/java/org/solovyev/android/calculator/external/AndroidExternalListenersContainer.java vendored
View File

@ -30,68 +30,69 @@ import java.util.Set;
*/
public class AndroidExternalListenersContainer implements CalculatorExternalListenersContainer, CalculatorEventListener {
/*
**********************************************************************
*
* CONSTANTS
*
**********************************************************************
*/
public static final String EVENT_ID_EXTRA = "eventId";
public static final String EDITOR_STATE_CHANGED_ACTION = "org.solovyev.calculator.widget.EDITOR_STATE_CHANGED";
public static final String EDITOR_STATE_EXTRA = "editorState";
public static final String DISPLAY_STATE_CHANGED_ACTION = "org.solovyev.calculator.widget.DISPLAY_STATE_CHANGED";
public static final String DISPLAY_STATE_EXTRA = "displayState";
/*
**********************************************************************
*
* CONSTANTS
*
**********************************************************************
*/
private static final String TAG = "Calculator++ External Listener Helper";
public static final String EVENT_ID_EXTRA = "eventId";
public static final String EDITOR_STATE_CHANGED_ACTION = "org.solovyev.calculator.widget.EDITOR_STATE_CHANGED";
public static final String EDITOR_STATE_EXTRA = "editorState";
public static final String DISPLAY_STATE_CHANGED_ACTION = "org.solovyev.calculator.widget.DISPLAY_STATE_CHANGED";
public static final String DISPLAY_STATE_EXTRA = "displayState";
private final Set<Class<?>> externalListeners = new HashSet<Class<?>>();
private static final String TAG = "Calculator++ External Listener Helper";
@NotNull
private final Set<Class<?>> externalListeners = new HashSet<Class<?>>();
@NotNull
private final CalculatorEventHolder lastEvent = new CalculatorEventHolder(CalculatorUtils.createFirstEventDataId());
public AndroidExternalListenersContainer(@NotNull Calculator calculator) {
calculator.addCalculatorEventListener(this);
}
calculator.addCalculatorEventListener(this);
}
public void onEditorStateChanged(@NotNull Context context,
@NotNull CalculatorEventData calculatorEventData,
@NotNull CalculatorEditorViewState editorViewState) {
public void onEditorStateChanged(@NotNull Context context,
@NotNull CalculatorEventData calculatorEventData,
@NotNull CalculatorEditorViewState editorViewState) {
for (Class<?> externalListener : externalListeners) {
final Intent intent = new Intent(EDITOR_STATE_CHANGED_ACTION);
intent.setClass(context, externalListener);
intent.putExtra(EVENT_ID_EXTRA, calculatorEventData.getEventId());
intent.putExtra(EDITOR_STATE_EXTRA, (Parcelable) new ParcelableCalculatorEditorViewState(editorViewState));
context.sendBroadcast(intent);
Locator.getInstance().getNotifier().showDebugMessage(TAG, "Editor state changed broadcast sent");
}
}
for (Class<?> externalListener : externalListeners) {
final Intent intent = new Intent(EDITOR_STATE_CHANGED_ACTION);
intent.setClass(context, externalListener);
intent.putExtra(EVENT_ID_EXTRA, calculatorEventData.getEventId());
intent.putExtra(EDITOR_STATE_EXTRA, (Parcelable) new ParcelableCalculatorEditorViewState(editorViewState));
context.sendBroadcast(intent);
Locator.getInstance().getNotifier().showDebugMessage(TAG, "Editor state changed broadcast sent");
}
}
private void onDisplayStateChanged(@NotNull Context context,
@NotNull CalculatorEventData calculatorEventData,
@NotNull CalculatorDisplayViewState displayViewState) {
for (Class<?> externalListener : externalListeners) {
final Intent intent = new Intent(DISPLAY_STATE_CHANGED_ACTION);
intent.setClass(context, externalListener);
intent.putExtra(EVENT_ID_EXTRA, calculatorEventData.getEventId());
intent.putExtra(DISPLAY_STATE_EXTRA, (Parcelable) new ParcelableCalculatorDisplayViewState(displayViewState));
context.sendBroadcast(intent);
Locator.getInstance().getNotifier().showDebugMessage(TAG, "Display state changed broadcast sent");
}
}
private void onDisplayStateChanged(@NotNull Context context,
@NotNull CalculatorEventData calculatorEventData,
@NotNull CalculatorDisplayViewState displayViewState) {
for (Class<?> externalListener : externalListeners) {
final Intent intent = new Intent(DISPLAY_STATE_CHANGED_ACTION);
intent.setClass(context, externalListener);
intent.putExtra(EVENT_ID_EXTRA, calculatorEventData.getEventId());
intent.putExtra(DISPLAY_STATE_EXTRA, (Parcelable) new ParcelableCalculatorDisplayViewState(displayViewState));
context.sendBroadcast(intent);
Locator.getInstance().getNotifier().showDebugMessage(TAG, "Display state changed broadcast sent");
}
}
@Override
public void addExternalListener(@NotNull Class<?> externalCalculatorClass) {
externalListeners.add(externalCalculatorClass);
}
@Override
public void addExternalListener(@NotNull Class<?> externalCalculatorClass) {
externalListeners.add(externalCalculatorClass);
}
@Override
public boolean removeExternalListener(@NotNull Class<?> externalCalculatorClass) {
return externalListeners.remove(externalCalculatorClass);
}
@Override
public boolean removeExternalListener(@NotNull Class<?> externalCalculatorClass) {
return externalListeners.remove(externalCalculatorClass);
}
@Override
@Override
public void onCalculatorEvent(@NotNull CalculatorEventData calculatorEventData, @NotNull CalculatorEventType calculatorEventType, @Nullable Object data) {
final CalculatorEventHolder.Result result = lastEvent.apply(calculatorEventData);
if (result.isNewAfter()) {

8
calculatorpp/src/main/java/org/solovyev/android/calculator/overlay/CalculatorOverlayBroadcastReceiver.java → calculatorpp/src/main/java/org/solovyev/android/calculator/onscreen/CalculatorOnscreenBroadcastReceiver.java
View File

@ -1,4 +1,4 @@
package org.solovyev.android.calculator.overlay;
package org.solovyev.android.calculator.onscreen;
import android.content.BroadcastReceiver;
import android.content.Context;
@ -10,16 +10,16 @@ import org.jetbrains.annotations.NotNull;
* Date: 11/20/12
* Time: 11:05 PM
*/
public final class CalculatorOverlayBroadcastReceiver extends BroadcastReceiver {
public final class CalculatorOnscreenBroadcastReceiver extends BroadcastReceiver {
public CalculatorOverlayBroadcastReceiver() {
public CalculatorOnscreenBroadcastReceiver() {
}
@Override
public void onReceive(@NotNull Context context,
@NotNull Intent intent) {
final Intent newIntent = new Intent(intent);
newIntent.setClass(context, CalculatorOverlayService.class);
newIntent.setClass(context, CalculatorOnscreenService.class);
context.startService(newIntent);
}
}

155
calculatorpp/src/main/java/org/solovyev/android/calculator/onscreen/CalculatorOnscreenService.java Normal file
View File

@ -0,0 +1,155 @@
package org.solovyev.android.calculator.onscreen;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.app.Service;
import android.content.Context;
import android.content.Intent;
import android.os.IBinder;
import android.support.v4.app.NotificationCompat;
import android.util.DisplayMetrics;
import android.view.WindowManager;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.solovyev.android.AndroidUtils;
import org.solovyev.android.calculator.CalculatorDisplayViewState;
import org.solovyev.android.calculator.CalculatorEditorViewState;
import org.solovyev.android.calculator.Locator;
import org.solovyev.android.calculator.R;
import org.solovyev.android.calculator.external.DefaultExternalCalculatorIntentHandler;
import org.solovyev.android.calculator.external.ExternalCalculatorIntentHandler;
import org.solovyev.android.calculator.external.ExternalCalculatorStateUpdater;
/**
* User: serso
* Date: 11/20/12
* Time: 9:42 PM
*/
public class CalculatorOnscreenService extends Service implements ExternalCalculatorStateUpdater, OnscreenViewListener {
private static final int NOTIFICATION_ID = 9031988; // my birthday =)
@NotNull
private final ExternalCalculatorIntentHandler intentHandler = new DefaultExternalCalculatorIntentHandler(this);
@Nullable
private static String cursorColor;
@NotNull
private CalculatorOnscreenView view;
@Override
public IBinder onBind(Intent intent) {
return null;
}
@Override
public void onCreate() {
super.onCreate();
final WindowManager wm = ((WindowManager) this.getSystemService(Context.WINDOW_SERVICE));
final DisplayMetrics dm = getResources().getDisplayMetrics();
final int displayWidth0 = 2 * wm.getDefaultDisplay().getWidth() / 3;
final int displayHeight0 = 2 * wm.getDefaultDisplay().getHeight() / 3;
final int displayWidth = Math.min(displayWidth0, displayHeight0);
final int displayHeight = Math.max(displayWidth0, displayHeight0);
final int width0 = Math.min(displayWidth, AndroidUtils.toPixels(dm, 300));
final int height0 = Math.min(displayHeight, AndroidUtils.toPixels(dm, 450));
final int width = Math.min(width0, height0);
final int height = Math.max(width0, height0);
view = CalculatorOnscreenView.newInstance(this, CalculatorOnscreenViewDef.newInstance(width, height, -1, -1), getCursorColor(this), this);
view.show();
startCalculatorListening();
}
private void startCalculatorListening() {
Locator.getInstance().getExternalListenersContainer().addExternalListener(getIntentListenerClass());
}
@NotNull
private Class<?> getIntentListenerClass() {
return CalculatorOnscreenBroadcastReceiver.class;
}
private void stopCalculatorListening() {
Locator.getInstance().getExternalListenersContainer().removeExternalListener(getIntentListenerClass());
}
@Override
public void onDestroy() {
stopCalculatorListening();
this.view.hide();
super.onDestroy();
}
@Override
public void updateState(@NotNull Context context, @NotNull CalculatorEditorViewState editorState, @NotNull CalculatorDisplayViewState displayState) {
view.updateDisplayState(displayState);
view.updateEditorState(editorState);
}
@NotNull
private static String getCursorColor(@NotNull Context context) {
if (cursorColor == null) {
cursorColor = Integer.toHexString(context.getResources().getColor(R.color.cpp_widget_cursor_color)).substring(2);
}
return cursorColor;
}
@Override
public void onStart(Intent intent, int startId) {
super.onStart(intent, startId);
}
@Override
public int onStartCommand(Intent intent, int flags, int startId) {
int result = super.onStartCommand(intent, flags, startId);
if ( intent != null ) {
intentHandler.onIntent(this, intent);
}
hideNotification();
return result;
}
private void hideNotification() {
final NotificationManager nm = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
nm.cancel(NOTIFICATION_ID);
}
@Override
public void onViewMinimized() {
showNotification();
stopSelf();
}
@Override
public void onViewHidden() {
stopSelf();
}
private void showNotification() {
final NotificationCompat.Builder builder = new NotificationCompat.Builder(this);
builder.setSmallIcon(R.drawable.kb_logo);
builder.setContentTitle(getText(R.string.c_app_name));
builder.setContentText(getString(R.string.open_onscreen_calculator));
final Intent intent = new Intent();
intent.setClass(this, getIntentListenerClass());
builder.setContentIntent(PendingIntent.getBroadcast(this, 0, intent, PendingIntent.FLAG_UPDATE_CURRENT));
final NotificationManager nm = (NotificationManager) getSystemService(Context.NOTIFICATION_SERVICE);
nm.notify(NOTIFICATION_ID, builder.getNotification());
}
}

393
calculatorpp/src/main/java/org/solovyev/android/calculator/onscreen/CalculatorOnscreenView.java Normal file
View File

@ -0,0 +1,393 @@
package org.solovyev.android.calculator.onscreen;
import android.content.Context;
import android.graphics.PixelFormat;
import android.text.Html;
import android.view.MotionEvent;
import android.view.View;
import android.view.WindowManager;
import android.widget.TextView;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.solovyev.android.calculator.CalculatorDisplayViewState;
import org.solovyev.android.calculator.CalculatorEditorViewState;
import org.solovyev.android.calculator.R;
import org.solovyev.android.calculator.widget.WidgetButton;
/**
* User: serso
* Date: 11/21/12
* Time: 9:03 PM
*/
public class CalculatorOnscreenView {
/*
**********************************************************************
*
* CONSTANTS
*
**********************************************************************
*/
private static final String TAG = CalculatorOnscreenView.class.getSimpleName();
/*
**********************************************************************
*
* FIELDS
*
**********************************************************************
*/
@NotNull
private View root;
@NotNull
private View content;
@NotNull
private Context context;
private int width;
private int height;
private int unfoldedHeight;
@NotNull
private String cursorColor;
@Nullable
private OnscreenViewListener viewListener;
/*
**********************************************************************
*
* STATES
*
**********************************************************************
*/
private boolean minimized = false;
private boolean attached = false;
private boolean folded = false;
private boolean initialized = false;
private boolean hidden = true;
/*
**********************************************************************
*
* CONSTRUCTORS
*
**********************************************************************
*/
private CalculatorOnscreenView() {
}
public static CalculatorOnscreenView newInstance(@NotNull Context context,
@NotNull CalculatorOnscreenViewDef def,
@NotNull String cursorColor,
@Nullable OnscreenViewListener viewListener) {
final CalculatorOnscreenView result = new CalculatorOnscreenView();
result.root = View.inflate(context, R.layout.onscreen_layout, null);
result.context = context;
result.width = def.getWidth();
result.height = def.getHeight();
result.cursorColor = cursorColor;
result.viewListener = viewListener;
return result;
}
/*
**********************************************************************
*
* METHODS
*
**********************************************************************
*/
public void updateDisplayState(@NotNull CalculatorDisplayViewState displayState) {
checkInit();
final TextView calculatorDisplayView = (TextView) root.findViewById(R.id.calculator_display);
if (calculatorDisplayView != null) {
if (displayState.isValid()) {
calculatorDisplayView.setText(displayState.getText());
calculatorDisplayView.setTextColor(context.getResources().getColor(R.color.cpp_default_text_color));
} else {
calculatorDisplayView.setTextColor(context.getResources().getColor(R.color.cpp_display_error_text_color));
}
}
}
public void updateEditorState(@NotNull CalculatorEditorViewState editorState) {
checkInit();
final TextView calculatorEditorView = (TextView) root.findViewById(R.id.calculator_editor);
if (calculatorEditorView != null) {
String text = editorState.getText();
CharSequence newText = text;
int selection = editorState.getSelection();
if (selection >= 0 && selection <= text.length()) {
// inject cursor
newText = Html.fromHtml(text.substring(0, selection) + "<font color=\"#" + cursorColor + "\">|</font>" + text.substring(selection));
}
calculatorEditorView.setText(newText);
}
}
private void setHeight(int height) {
checkInit();
this.height = height;
final WindowManager.LayoutParams params = (WindowManager.LayoutParams) root.getLayoutParams();
params.height = height;
getWindowManager().updateViewLayout(root, params);
}
/*
**********************************************************************
*
* LIFECYCLE
*
**********************************************************************
*/
private void init() {
if (!initialized) {
for (final WidgetButton widgetButton : WidgetButton.values()) {
final View button = root.findViewById(widgetButton.getButtonId());
if (button != null) {
button.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
widgetButton.onClick(context);
}
});
}
}
final WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
content = root.findViewById(R.id.onscreen_content);
final View onscreenFoldButton = root.findViewById(R.id.onscreen_fold_button);
onscreenFoldButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
if (folded) {
unfold();
} else {
fold();
}
}
});
final View onscreenHideButton = root.findViewById(R.id.onscreen_minimize_button);
onscreenHideButton.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
minimize();
}
});
root.findViewById(R.id.onscreen_close_button).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
hide();
}
});
final TextView onscreenTitleTextView = (TextView) root.findViewById(R.id.onscreen_title);
onscreenTitleTextView.setOnTouchListener(new WindowDragTouchListener(wm, root));
initialized = true;
}
}
private void checkInit() {
if (!initialized) {
throw new IllegalStateException("init() must be called!");
}
}
public void show() {
if (hidden) {
init();
attach();
hidden = false;
}
}
public void attach() {
checkInit();
final WindowManager wm = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
if (!attached) {
final WindowManager.LayoutParams params = new WindowManager.LayoutParams(
width,
height,
WindowManager.LayoutParams.TYPE_SYSTEM_ALERT,
WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE | WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL | WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH,
PixelFormat.TRANSLUCENT);
wm.addView(root, params);
attached = true;
}
}
private void fold() {
if (!folded) {
final WindowManager.LayoutParams params = (WindowManager.LayoutParams) root.getLayoutParams();
unfoldedHeight = params.height;
int newHeight = root.findViewById(R.id.onscreen_close_button).getHeight();
content.setVisibility(View.GONE);
setHeight(newHeight);
folded = true;
}
}
private void unfold() {
if (folded) {
content.setVisibility(View.VISIBLE);
setHeight(unfoldedHeight);
folded = false;
}
}
public void detach() {
checkInit();
if (attached) {
getWindowManager().removeView(root);
attached = false;
}
}
public void minimize() {
checkInit();
if (!minimized) {
detach();
if (viewListener != null) {
viewListener.onViewMinimized();
}
minimized = true;
}
}
public void hide() {
checkInit();
if (!hidden) {
detach();
if (viewListener != null) {
viewListener.onViewHidden();
}
hidden = true;
}
}
@NotNull
private WindowManager getWindowManager() {
return ((WindowManager) context.getSystemService(Context.WINDOW_SERVICE));
}
@NotNull
public CalculatorOnscreenViewDef getCalculatorOnscreenViewDef() {
final WindowManager.LayoutParams params = (WindowManager.LayoutParams) root.getLayoutParams();
return CalculatorOnscreenViewDef.newInstance(width, height, params.x, params.y);
}
/*
**********************************************************************
*
* STATIC
*
**********************************************************************
*/
private static class WindowDragTouchListener implements View.OnTouchListener {
private final WindowManager wm;
private float x0;
private float y0;
@NotNull
private final View view;
public WindowDragTouchListener(@NotNull WindowManager wm,
@NotNull View view) {
this.wm = wm;
this.view = view;
}
@Override
public boolean onTouch(View v, MotionEvent event) {
//Log.d(TAG, "Action: " + event.getAction());
final float x1 = event.getX();
final float y1 = event.getY();
switch (event.getAction()) {
case MotionEvent.ACTION_DOWN:
//Log.d(TAG, "0:" + toString(x0, y0) + ", 1: " + toString(x1, y1));
x0 = x1;
y0 = y1;
return true;
case MotionEvent.ACTION_MOVE:
final float Δx = x1 - x0;
final float Δy = y1 - y0;
final WindowManager.LayoutParams params = (WindowManager.LayoutParams) view.getLayoutParams();
//Log.d(TAG, "0:" + toString(x0, y0) + ", 1: " + toString(x1, y1) + ", Δ: " + toString(Δx, Δy) + ", params: " + toString(params.x, params.y));
params.x = (int) (params.x + Δx);
params.y = (int) (params.y + Δy);
wm.updateViewLayout(view, params);
x0 = x1;
y0 = y1;
return true;
}
return false;
}
@NotNull
private static String toString(float x, float y) {
return "(" + formatFloat(x) + ", " + formatFloat(y) + ")";
}
private static String formatFloat(float value) {
if (value >= 0) {
return "+" + String.format("%.2f", value);
} else {
return String.format("%.2f", value);
}
}
}
}

61
calculatorpp/src/main/java/org/solovyev/android/calculator/onscreen/CalculatorOnscreenViewDef.java Normal file
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@ -0,0 +1,61 @@
package org.solovyev.android.calculator.onscreen;
import org.jetbrains.annotations.NotNull;
/**
* User: serso
* Date: 11/21/12
* Time: 10:55 PM
*/
public class CalculatorOnscreenViewDef {
private int width;
private int height;
private int x;
private int y;
private CalculatorOnscreenViewDef() {
}
@NotNull
public static CalculatorOnscreenViewDef newInstance(int width, int height, int x, int y) {
final CalculatorOnscreenViewDef result = new CalculatorOnscreenViewDef();
result.width = width;
result.height = height;
result.x = x;
result.y = y;
return result;
}
public int getWidth() {
return width;
}
public void setWidth(int width) {
this.width = width;
}
public int getHeight() {
return height;
}
public void setHeight(int height) {
this.height = height;
}
public int getX() {
return x;
}
public void setX(int x) {
this.x = x;
}
public int getY() {
return y;
}
public void setY(int y) {
this.y = y;
}
}

15
calculatorpp/src/main/java/org/solovyev/android/calculator/onscreen/OnscreenViewListener.java Normal file
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@ -0,0 +1,15 @@
package org.solovyev.android.calculator.onscreen;
/**
* User: serso
* Date: 11/21/12
* Time: 9:45 PM
*/
public interface OnscreenViewListener {
// view minimized == view is in the action bar
void onViewMinimized();
// view hidden == view closed
void onViewHidden();
}

253
calculatorpp/src/main/java/org/solovyev/android/calculator/overlay/CalculatorOverlayService.java
View File

@ -1,253 +0,0 @@
package org.solovyev.android.calculator.overlay;
import android.app.Service;
import android.content.Context;
import android.content.Intent;
import android.graphics.PixelFormat;
import android.os.IBinder;
import android.text.Html;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.WindowManager;
import android.widget.TextView;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.solovyev.android.calculator.CalculatorDisplayViewState;
import org.solovyev.android.calculator.CalculatorEditorViewState;
import org.solovyev.android.calculator.Locator;
import org.solovyev.android.calculator.R;
import org.solovyev.android.calculator.external.DefaultExternalCalculatorIntentHandler;
import org.solovyev.android.calculator.external.ExternalCalculatorIntentHandler;
import org.solovyev.android.calculator.external.ExternalCalculatorStateUpdater;
import org.solovyev.android.calculator.widget.WidgetButton;
/**
* User: serso
* Date: 11/20/12
* Time: 9:42 PM
*/
public class CalculatorOverlayService extends Service implements ExternalCalculatorStateUpdater {
@Nullable
private View onscreenView;
@NotNull
private final ExternalCalculatorIntentHandler intentHandler = new DefaultExternalCalculatorIntentHandler(this);
@Nullable
private static String cursorColor;
@Override
public IBinder onBind(Intent intent) {
return null;
}
@Override
public void onCreate() {
super.onCreate();
final WindowManager wm = (WindowManager) getSystemService(WINDOW_SERVICE);
final LayoutInflater layoutInflater = (LayoutInflater) getSystemService(Context.LAYOUT_INFLATER_SERVICE);
onscreenView = layoutInflater.inflate(R.layout.overlay_layout, null);
for (final WidgetButton widgetButton : WidgetButton.values()) {
final View button = onscreenView.findViewById(widgetButton.getButtonId());
if (button != null) {
button.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
widgetButton.onClick(CalculatorOverlayService.this);
}
});
}
}
final int initialWindowWidth = Math.max(wm.getDefaultDisplay().getWidth() / 2, 300);
final int initialWindowHeight = Math.max(wm.getDefaultDisplay().getHeight() / 2, 450);
final WindowManager.LayoutParams params = new WindowManager.LayoutParams(
initialWindowWidth,
initialWindowHeight,
WindowManager.LayoutParams.TYPE_SYSTEM_ALERT,
WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE|WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL|WindowManager.LayoutParams.FLAG_WATCH_OUTSIDE_TOUCH,
PixelFormat.TRANSLUCENT);
final View overlayContent = onscreenView.findViewById(R.id.overlay_content);
final View overlayHideButton = onscreenView.findViewById(R.id.overlay_hide_button);
overlayHideButton.setOnClickListener(new View.OnClickListener() {
private boolean hidden = false;
private int windowHeight = initialWindowHeight;
@Override
public void onClick(View v) {
final WindowManager.LayoutParams params = (WindowManager.LayoutParams) onscreenView.getLayoutParams();
if (hidden) {
overlayContent.setVisibility(View.VISIBLE);
params.height = windowHeight;
} else {
windowHeight = params.height;
overlayContent.setVisibility(View.GONE);
params.height = overlayHideButton.getHeight();
}
wm.updateViewLayout(onscreenView, params);
hidden = !hidden;
}
});
onscreenView.findViewById(R.id.overlay_close_button).setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
stopService(new Intent(getApplicationContext(), CalculatorOverlayService.class));
}
});
final TextView overlayTitleTextView = (TextView) onscreenView.findViewById(R.id.overlay_title);
overlayTitleTextView.setOnTouchListener(new View.OnTouchListener() {
private boolean move = true;
private float x0;
private float y0;
@Override
public boolean onTouch(View v, MotionEvent event) {
switch (event.getAction()) {
case MotionEvent.ACTION_DOWN:
case MotionEvent.ACTION_MOVE:
if (move) {
float xOffset = event.getX() - x0;
float yOffset = event.getY() - y0;
final WindowManager.LayoutParams params = (WindowManager.LayoutParams) onscreenView.getLayoutParams();
int newX = (int) (params.x + xOffset);
int newY = (int) (params.y + yOffset);
params.x = newX;
params.y = newY;
wm.updateViewLayout(onscreenView, params);
if (newX != params.x) {
x0 = event.getX();
}
if (newY != params.y) {
y0 = event.getY();
}
} else {
move = true;
x0 = event.getX();
y0 = event.getY();
}
return true;
}
move = false;
return false;
}
});
wm.addView(onscreenView, params);
startCalculatorListening();
}
private void startCalculatorListening() {
Locator.getInstance().getExternalListenersContainer().addExternalListener(getIntentListenerClass());
}
@NotNull
private Class<?> getIntentListenerClass() {
return CalculatorOverlayBroadcastReceiver.class;
}
private void stopCalculatorListening() {
Locator.getInstance().getExternalListenersContainer().removeExternalListener(getIntentListenerClass());
}
@Override
public void onDestroy() {
stopCalculatorListening();
if (onscreenView != null) {
((WindowManager) getSystemService(WINDOW_SERVICE)).removeView(onscreenView);
onscreenView = null;
}
super.onDestroy();
}
@Override
public void updateState(@NotNull Context context, @NotNull CalculatorEditorViewState editorState, @NotNull CalculatorDisplayViewState displayState) {
final View root = this.onscreenView;
if (root != null) {
updateDisplayState(context, root, displayState);
updateEditorState(context, root, editorState);
}
}
private static void updateDisplayState(@NotNull Context context, @NotNull View root, @NotNull CalculatorDisplayViewState displayState) {
final TextView calculatorDisplayView = (TextView) root.findViewById(R.id.calculator_display);
if (calculatorDisplayView != null) {
if (displayState.isValid()) {
calculatorDisplayView.setText(displayState.getText());
calculatorDisplayView.setTextColor(context.getResources().getColor(R.color.cpp_default_text_color));
} else {
calculatorDisplayView.setTextColor(context.getResources().getColor(R.color.cpp_display_error_text_color));
}
}
}
private static void updateEditorState(@NotNull Context context, @NotNull View root, @NotNull CalculatorEditorViewState editorState) {
final TextView calculatorEditorView = (TextView) root.findViewById(R.id.calculator_editor);
if (calculatorEditorView != null) {
String text = editorState.getText();
CharSequence newText = text;
int selection = editorState.getSelection();
if (selection >= 0 && selection <= text.length()) {
// inject cursor
newText = Html.fromHtml(text.substring(0, selection) + "<font color=\"#" + getCursorColor(context) + "\">|</font>" + text.substring(selection));
}
calculatorEditorView.setText(newText);
}
}
@NotNull
private static String getCursorColor(@NotNull Context context) {
if (cursorColor == null) {
cursorColor = Integer.toHexString(context.getResources().getColor(R.color.cpp_widget_cursor_color)).substring(2);
}
return cursorColor;
}
@Override
public void onStart(Intent intent, int startId) {
super.onStart(intent, startId);
}
@Override
public int onStartCommand(Intent intent, int flags, int startId) {
int result = super.onStartCommand(intent, flags, startId);
if ( intent != null ) {
intentHandler.onIntent(this, intent);
}
return result;
}
}