1/*
2 * Copyright (c) 2011, 2016, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.  Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26#import "jni_util.h"
27
28#import <AppKit/AppKit.h>
29#import <JavaNativeFoundation/JavaNativeFoundation.h>
30
31#import "CTrayIcon.h"
32#import "ThreadUtilities.h"
33#include "GeomUtilities.h"
34#import "LWCToolkit.h"
35
36#define kImageInset 4.0
37
38/**
39 * If the image of the specified size won't fit into the status bar,
40 * then scale it down proprtionally. Otherwise, leave it as is.
41 */
42static NSSize ScaledImageSizeForStatusBar(NSSize imageSize, BOOL autosize) {
43    NSRect imageRect = NSMakeRect(0.0, 0.0, imageSize.width, imageSize.height);
44
45    // There is a black line at the bottom of the status bar
46    // that we don't want to cover with image pixels.
47    CGFloat desiredSize = [[NSStatusBar systemStatusBar] thickness] - 1.0;
48    if (autosize) {
49        imageRect.size.width = desiredSize;
50        imageRect.size.height = desiredSize;
51    } else {
52        CGFloat scaleFactor = MIN(1.0, desiredSize/imageSize.height);
53        imageRect.size.width *= scaleFactor;
54        imageRect.size.height *= scaleFactor;
55    }
56    imageRect = NSIntegralRect(imageRect);
57    return imageRect.size;
58}
59
60@implementation AWTTrayIcon
61
62- (id) initWithPeer:(jobject)thePeer {
63    if (!(self = [super init])) return nil;
64
65    peer = thePeer;
66
67    theItem = [[NSStatusBar systemStatusBar] statusItemWithLength:NSVariableStatusItemLength];
68    [theItem retain];
69
70    view = [[AWTTrayIconView alloc] initWithTrayIcon:self];
71    [theItem setView:view];
72
73    return self;
74}
75
76-(void) dealloc {
77    JNIEnv *env = [ThreadUtilities getJNIEnvUncached];
78    JNFDeleteGlobalRef(env, peer);
79
80    [[NSStatusBar systemStatusBar] removeStatusItem: theItem];
81
82    // Its a bad idea to force the item to release our view by setting
83    // the item's view to nil: it can lead to a crash in some scenarios.
84    // The item will release the view later on, so just set the view's image
85    // and tray icon to nil since we are done with it.
86    [view setImage: nil];
87    [view setTrayIcon: nil];
88    [view release];
89
90    [theItem release];
91
92    [super dealloc];
93}
94
95- (void) setTooltip:(NSString *) tooltip{
96    [view setToolTip:tooltip];
97}
98
99-(NSStatusItem *) theItem{
100    return theItem;
101}
102
103- (jobject) peer{
104    return peer;
105}
106
107- (void) setImage:(NSImage *) imagePtr sizing:(BOOL)autosize {
108    NSSize imageSize = [imagePtr size];
109    NSSize scaledSize = ScaledImageSizeForStatusBar(imageSize, autosize);
110    if (imageSize.width != scaledSize.width ||
111        imageSize.height != scaledSize.height) {
112        [imagePtr setSize: scaledSize];
113    }
114
115    CGFloat itemLength = scaledSize.width + 2.0*kImageInset;
116    [theItem setLength:itemLength];
117
118    [view setImage:imagePtr];
119}
120
121- (NSPoint) getLocationOnScreen {
122    return [[view window] convertBaseToScreen: NSZeroPoint];
123}
124
125-(void) deliverJavaMouseEvent: (NSEvent *) event {
126    [AWTToolkit eventCountPlusPlus];
127
128    JNIEnv *env = [ThreadUtilities getJNIEnv];
129
130    NSPoint eventLocation = [event locationInWindow];
131    NSPoint localPoint = [view convertPoint: eventLocation fromView: nil];
132    localPoint.y = [view bounds].size.height - localPoint.y;
133
134    NSPoint absP = [NSEvent mouseLocation];
135    NSEventType type = [event type];
136
137    NSRect screenRect = [[NSScreen mainScreen] frame];
138    absP.y = screenRect.size.height - absP.y;
139    jint clickCount;
140
141    clickCount = [event clickCount];
142
143    jdouble deltaX = [event deltaX];
144    jdouble deltaY = [event deltaY];
145    if ([AWTToolkit hasPreciseScrollingDeltas: event]) {
146        deltaX = [event scrollingDeltaX] * 0.1;
147        deltaY = [event scrollingDeltaY] * 0.1;
148    }
149
150    static JNF_CLASS_CACHE(jc_NSEvent, "sun/lwawt/macosx/NSEvent");
151    static JNF_CTOR_CACHE(jctor_NSEvent, jc_NSEvent, "(IIIIIIIIDDI)V");
152    jobject jEvent = JNFNewObject(env, jctor_NSEvent,
153                                  [event type],
154                                  [event modifierFlags],
155                                  clickCount,
156                                  [event buttonNumber],
157                                  (jint)localPoint.x, (jint)localPoint.y,
158                                  (jint)absP.x, (jint)absP.y,
159                                  deltaY,
160                                  deltaX,
161                                  [AWTToolkit scrollStateWithEvent: event]);
162    CHECK_NULL(jEvent);
163
164    static JNF_CLASS_CACHE(jc_TrayIcon, "sun/lwawt/macosx/CTrayIcon");
165    static JNF_MEMBER_CACHE(jm_handleMouseEvent, jc_TrayIcon, "handleMouseEvent", "(Lsun/lwawt/macosx/NSEvent;)V");
166    JNFCallVoidMethod(env, peer, jm_handleMouseEvent, jEvent);
167    (*env)->DeleteLocalRef(env, jEvent);
168}
169
170@end //AWTTrayIcon
171//================================================
172
173@implementation AWTTrayIconView
174
175-(id)initWithTrayIcon:(AWTTrayIcon *)theTrayIcon {
176    self = [super initWithFrame:NSMakeRect(0, 0, 1, 1)];
177
178    [self setTrayIcon: theTrayIcon];
179    isHighlighted = NO;
180    image = nil;
181    trackingArea = nil;
182	
183    [self addTrackingArea];
184	
185    return self;
186}
187
188- (void)addTrackingArea {
189    NSTrackingAreaOptions options = NSTrackingMouseMoved | 
190                                    NSTrackingInVisibleRect | 
191                                    NSTrackingActiveAlways;
192    trackingArea = [[NSTrackingArea alloc] initWithRect: CGRectZero
193                                                options: options
194                                                owner: self
195                                                userInfo: nil];
196    [self addTrackingArea:trackingArea];
197}
198
199-(void) dealloc {
200    [image release];
201    [trackingArea release];
202    [super dealloc];
203}
204
205- (void)setHighlighted:(BOOL)aFlag
206{
207    if (isHighlighted != aFlag) {
208        isHighlighted = aFlag;
209        [self setNeedsDisplay:YES];
210    }
211}
212
213- (void)setImage:(NSImage*)anImage {
214    [anImage retain];
215    [image release];
216    image = anImage;
217
218    if (image != nil) {
219        [self setNeedsDisplay:YES];
220    }
221}
222
223-(void)setTrayIcon:(AWTTrayIcon*)theTrayIcon {
224    trayIcon = theTrayIcon;
225}
226
227- (void)menuWillOpen:(NSMenu *)menu
228{
229    [self setHighlighted:YES];
230}
231
232- (void)menuDidClose:(NSMenu *)menu
233{
234    [menu setDelegate:nil];
235    [self setHighlighted:NO];
236}
237
238- (void)drawRect:(NSRect)dirtyRect
239{
240    if (image == nil) {
241        return;
242    }
243
244    NSRect bounds = [self bounds];
245    NSSize imageSize = [image size];
246
247    NSRect drawRect = {{ (bounds.size.width - imageSize.width) / 2.0,
248        (bounds.size.height - imageSize.height) / 2.0 }, imageSize};
249
250    // don't cover bottom pixels of the status bar with the image
251    if (drawRect.origin.y < 1.0) {
252        drawRect.origin.y = 1.0;
253    }
254    drawRect = NSIntegralRect(drawRect);
255
256    [trayIcon.theItem drawStatusBarBackgroundInRect:bounds
257                                withHighlight:isHighlighted];
258    [image drawInRect:drawRect
259             fromRect:NSZeroRect
260            operation:NSCompositeSourceOver
261             fraction:1.0
262     ];
263}
264
265- (void)mouseDown:(NSEvent *)event {
266    [trayIcon deliverJavaMouseEvent: event];
267
268    // don't show the menu on ctrl+click: it triggers ACTION event, like right click
269    if (([event modifierFlags] & NSControlKeyMask) == 0) {
270        //find CTrayIcon.getPopupMenuModel method and call it to get popup menu ptr.
271        JNIEnv *env = [ThreadUtilities getJNIEnv];
272        static JNF_CLASS_CACHE(jc_CTrayIcon, "sun/lwawt/macosx/CTrayIcon");
273        static JNF_MEMBER_CACHE(jm_getPopupMenuModel, jc_CTrayIcon, "getPopupMenuModel", "()J");
274        jlong res = JNFCallLongMethod(env, trayIcon.peer, jm_getPopupMenuModel);
275
276        if (res != 0) {
277            CPopupMenu *cmenu = jlong_to_ptr(res);
278            NSMenu* menu = [cmenu menu];
279            [menu setDelegate:self];
280            [trayIcon.theItem popUpStatusItemMenu:menu];
281            [self setNeedsDisplay:YES];
282        }
283    }
284}
285
286- (void) mouseUp:(NSEvent *)event {
287    [trayIcon deliverJavaMouseEvent: event];
288}
289
290- (void) mouseDragged:(NSEvent *)event {
291    [trayIcon deliverJavaMouseEvent: event];
292}
293
294- (void) mouseMoved: (NSEvent *)event {
295    [trayIcon deliverJavaMouseEvent: event];
296}
297
298- (void) rightMouseDown:(NSEvent *)event {
299    [trayIcon deliverJavaMouseEvent: event];
300}
301
302- (void) rightMouseUp:(NSEvent *)event {
303    [trayIcon deliverJavaMouseEvent: event];
304}
305
306- (void) rightMouseDragged:(NSEvent *)event {
307    [trayIcon deliverJavaMouseEvent: event];
308}
309
310- (void) otherMouseDown:(NSEvent *)event {
311    [trayIcon deliverJavaMouseEvent: event];
312}
313
314- (void) otherMouseUp:(NSEvent *)event {
315    [trayIcon deliverJavaMouseEvent: event];
316}
317
318- (void) otherMouseDragged:(NSEvent *)event {
319    [trayIcon deliverJavaMouseEvent: event];
320}
321
322
323@end //AWTTrayIconView
324//================================================
325
326/*
327 * Class:     sun_lwawt_macosx_CTrayIcon
328 * Method:    nativeCreate
329 * Signature: ()J
330 */
331JNIEXPORT jlong JNICALL Java_sun_lwawt_macosx_CTrayIcon_nativeCreate
332(JNIEnv *env, jobject peer) {
333    __block AWTTrayIcon *trayIcon = nil;
334
335JNF_COCOA_ENTER(env);
336
337    jobject thePeer = JNFNewGlobalRef(env, peer);
338    [ThreadUtilities performOnMainThreadWaiting:YES block:^(){
339        trayIcon = [[AWTTrayIcon alloc] initWithPeer:thePeer];
340    }];
341
342JNF_COCOA_EXIT(env);
343
344    return ptr_to_jlong(trayIcon);
345}
346
347
348/*
349 * Class: java_awt_TrayIcon
350 * Method: initIDs
351 * Signature: ()V
352 */
353JNIEXPORT void JNICALL Java_java_awt_TrayIcon_initIDs
354(JNIEnv *env, jclass cls) {
355    //Do nothing.
356}
357
358/*
359 * Class:     sun_lwawt_macosx_CTrayIcon
360 * Method:    nativeSetToolTip
361 * Signature: (JLjava/lang/String;)V
362 */
363JNIEXPORT void JNICALL Java_sun_lwawt_macosx_CTrayIcon_nativeSetToolTip
364(JNIEnv *env, jobject self, jlong model, jstring jtooltip) {
365JNF_COCOA_ENTER(env);
366
367    AWTTrayIcon *icon = jlong_to_ptr(model);
368    NSString *tooltip = JNFJavaToNSString(env, jtooltip);
369    [ThreadUtilities performOnMainThreadWaiting:NO block:^(){
370        [icon setTooltip:tooltip];
371    }];
372
373JNF_COCOA_EXIT(env);
374}
375
376/*
377 * Class:     sun_lwawt_macosx_CTrayIcon
378 * Method:    setNativeImage
379 * Signature: (JJZ)V
380 */
381JNIEXPORT void JNICALL Java_sun_lwawt_macosx_CTrayIcon_setNativeImage
382(JNIEnv *env, jobject self, jlong model, jlong imagePtr, jboolean autosize) {
383JNF_COCOA_ENTER(env);
384
385    AWTTrayIcon *icon = jlong_to_ptr(model);
386    [ThreadUtilities performOnMainThreadWaiting:YES block:^(){
387        [icon setImage:jlong_to_ptr(imagePtr) sizing:autosize];
388    }];
389
390JNF_COCOA_EXIT(env);
391}
392
393JNIEXPORT jobject JNICALL
394Java_sun_lwawt_macosx_CTrayIcon_nativeGetIconLocation
395(JNIEnv *env, jobject self, jlong model) {
396    jobject jpt = NULL;
397
398JNF_COCOA_ENTER(env);
399
400    __block NSPoint pt = NSZeroPoint;
401    AWTTrayIcon *icon = jlong_to_ptr(model);
402    [ThreadUtilities performOnMainThreadWaiting:YES block:^(){
403        NSPoint loc = [icon getLocationOnScreen];
404        pt = ConvertNSScreenPoint(env, loc);
405    }];
406
407    jpt = NSToJavaPoint(env, pt);
408
409JNF_COCOA_EXIT(env);
410
411    return jpt;
412}
413