Source/AIContactListImagePicker.m

   1 //
   2 //  AIContactListImagePicker.m
   3 //  Adium
   4 //
   5 //  Created by Evan Schoenberg on 12/16/05.
   6 //  Copyright 2006 The Adium Team. All rights reserved.
   7 //
   8
   9 #import "AIContactListImagePicker.h"
  10 #import <Adium/AIAccount.h>
  11 #import <AIAdium.h>
  12 #import <Adium/AIAccountControllerProtocol.h>
  13 #import <Adium/AIContactControllerProtocol.h>
  14 #import "AIContactListRecentImagesWindowController.h"
  15 #import <AIUtilities/AIBezierPathAdditions.h>
  16 #import <AIUtilities/AIApplicationAdditions.h>
  17
  18 #define ARROW_WIDTH             8
  19 #define ARROW_HEIGHT    (ARROW_WIDTH/2.0)
  20 #define ARROW_XOFFSET   2
  21 #define ARROW_YOFFSET   3
  22
  23 @implementation AIContactListImagePicker
  24
  25 - (void)configureTracking
  26 {
  27         [[NSNotificationCenter defaultCenter] addObserver:self
  28                                                                                          selector:@selector(frameDidChange:)
  29                                                                                                  name:NSViewFrameDidChangeNotification
  30                                                                                            object:self];
  31         [self setPostsFrameChangedNotifications:YES];
  32
  33         trackingTag = -1;
  34         [self resetCursorRects];
  35
  36         [self setPresentPictureTakerAsSheet:NO];
  37 }
  38
  39 - (id)initWithFrame:(NSRect)inFrame
  40 {
  41         if ((self = [super initWithFrame:inFrame])) {
  42                 [self configureTracking];
  43                 imageMenu = nil;
  44         }
  45
  46         return self;
  47 }
  48
  49 - (void)awakeFromNib
  50 {
  51         if ([[self superclass] instancesRespondToSelector:@selector(awakeFromNib)]) {
  52         [super awakeFromNib];
  53         }
  54
  55         [self configureTracking];
  56 }
  57
  58 - (void)dealloc
  59 {
  60         [[NSNotificationCenter defaultCenter] removeObserver:self];
  61
  62         if (trackingTag != -1) {
  63                 [self removeTrackingRect:trackingTag];
  64                 trackingTag = -1;
  65         }
  66
  67         [imageMenu release]; imageMenu = nil;
  68
  69         [super dealloc];
  70 }
  71
  72 #pragma mark Drawing
  73
  74 - (void)drawRect:(NSRect)inRect
  75 {
  76         [NSGraphicsContext saveGraphicsState];
  77
  78         inRect = NSInsetRect(inRect, 1, 1);
  79
  80         NSBezierPath    *clipPath = [NSBezierPath bezierPathWithRoundedRect:inRect radius:3];
  81
  82         [[NSColor windowFrameColor] set];
  83         [clipPath setLineWidth:1];
  84         [clipPath stroke];
  85
  86         //Ensure we have an even/odd winding rule in effect
  87         [clipPath setWindingRule:NSEvenOddWindingRule];
  88         [clipPath addClip];
  89
  90         [super drawRect:inRect];
  91
  92         if (hovered) {
  93                 [[[NSColor blackColor] colorWithAlphaComponent:0.40] set];
  94                 [clipPath fill];
  95
  96                 //Draw the arrow
  97                 NSBezierPath    *arrowPath = [NSBezierPath bezierPath];
  98                 NSRect                  frame = [self frame];
  99                 [arrowPath moveToPoint:NSMakePoint(frame.size.width - ARROW_XOFFSET - ARROW_WIDTH,
 100                                                                                    (ARROW_YOFFSET + ARROW_HEIGHT))];
 101                 [arrowPath relativeLineToPoint:NSMakePoint(ARROW_WIDTH, 0)];
 102                 [arrowPath relativeLineToPoint:NSMakePoint(-(ARROW_WIDTH/2), -(ARROW_HEIGHT))];
 103
 104                 [[NSColor whiteColor] set];
 105                 [arrowPath fill];
 106         }
 107
 108         [NSGraphicsContext restoreGraphicsState];
 109 }
 110
 111 #pragma mark Mouse movement
 112
 113 - (void)setHovered:(BOOL)inHovered
 114 {
 115         hovered = inHovered;
 116
 117         [self setNeedsDisplay:YES];
 118 }
 119
 120 - (void)mouseEntered:(NSEvent *)inEvent
 121 {
 122         [self setHovered:YES];
 123
 124         [super mouseEntered:inEvent];
 125 }
 126
 127 - (void)mouseExited:(NSEvent *)inEvent
 128 {
 129         [self setHovered:NO];
 130
 131         [super mouseExited:inEvent];
 132 }
 133
 134
 135 - (void)displayPicturePopUpForEvent:(NSEvent *)theEvent
 136 {
 137         NSRect  myFrame = [self frame];
 138         NSPoint bottomRightPoint = NSMakePoint(NSMaxX(myFrame), NSMinY(myFrame));
 139         bottomRightPoint = [[self window] convertBaseToScreen:[[self superview] convertPoint:bottomRightPoint toView:nil]];
 140
 141         [AIContactListRecentImagesWindowController showWindowFromPoint:bottomRightPoint
 142                                                                                                            imagePicker:self
 143                                                                                          recentPictureSelector:@selector(didSetImage:forAccount:)];
 144 }
 145
 146 //Custom mouse down tracking to display our menu and highlight
 147 - (void)mouseDown:(NSEvent *)theEvent
 148 {
 149         [self displayPicturePopUpForEvent:theEvent];
 150 }
 151
 152 #pragma mark Tracking rects
 153 //Remove old tracking rects when we change superviews
 154 - (void)viewWillMoveToSuperview:(NSView *)newSuperview
 155 {
 156         if (trackingTag != -1) {
 157                 [self removeTrackingRect:trackingTag];
 158                 trackingTag = -1;
 159         }
 160
 161         [super viewWillMoveToSuperview:newSuperview];
 162 }
 163
 164 - (void)viewDidMoveToSuperview
 165 {
 166         [super viewDidMoveToSuperview];
 167
 168         [self resetCursorRects];
 169 }
 170
 171 - (void)viewWillMoveToWindow:(NSWindow *)newWindow
 172 {
 173         if (trackingTag != -1) {
 174                 [self removeTrackingRect:trackingTag];
 175                 trackingTag = -1;
 176         }
 177
 178         [super viewWillMoveToWindow:newWindow];
 179 }
 180
 181 - (void)viewDidMoveToWindow
 182 {
 183         [super viewDidMoveToWindow];
 184
 185         [self resetCursorRects];
 186 }
 187
 188 - (void)frameDidChange:(NSNotification *)inNotification
 189 {
 190         [self resetCursorRects];
 191 }
 192
 193 //Reset our cursor tracking
 194 - (void)resetCursorRects
 195 {
 196         //Stop any existing tracking
 197         if (trackingTag != -1) {
 198                 [self removeTrackingRect:trackingTag];
 199                 trackingTag = -1;
 200         }
 201
 202         //Add a tracking rect if our superview and window are ready
 203         if ([self superview] && [self window]) {
 204                 NSRect  myFrame = [self frame];
 205                 NSRect  trackRect = NSMakeRect(0, 0, myFrame.size.width, myFrame.size.height);
 206
 207                 if (trackRect.size.width > myFrame.size.width) {
 208                         trackRect.size.width = myFrame.size.width;
 209                 }
 210
 211                 NSPoint localPoint = [self convertPoint:[[self window] convertScreenToBase:[NSEvent mouseLocation]]
 212                                                                            fromView:nil];
 213                 BOOL    mouseInside = NSPointInRect(localPoint, myFrame);
 214
 215                 trackingTag = [self addTrackingRect:trackRect owner:self userData:nil assumeInside:mouseInside];
 216                 if (mouseInside) [self mouseEntered:nil];
 217         }
 218 }
 219
 220 @end