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-rw-r--r--cocoa/TreeView.m202
1 files changed, 103 insertions, 99 deletions
diff --git a/cocoa/TreeView.m b/cocoa/TreeView.m
index 0c7f3e0b3..a58a49623 100644
--- a/cocoa/TreeView.m
+++ b/cocoa/TreeView.m
@@ -29,217 +29,221 @@
@synthesize tree;
-- (void)drawRect:(NSRect)dirtyRect
+- (void)drawRect:(NSRect)dirtyRect
{
- [tree drawRect: dirtyRect inView: self];
+ [tree drawRect: dirtyRect inView: self];
}
-- (BOOL) isFlipped;
+- (BOOL) isFlipped
{
- return YES;
+ return YES;
}
-- (BOOL) acceptsFirstResponder;
+- (BOOL) acceptsFirstResponder
{
- return YES;
+ return YES;
}
-- (void) dealloc;
+- (void) dealloc
{
- [self setTree: nil];
- [super dealloc];
+ [self setTree: nil];
+ [super dealloc];
}
-- (void) setTree: (Tree *)newTree;
+- (void) setTree: (Tree *)newTree
{
- if (tree != newTree) {
- [tree setRedrawing: NO];
- [tree setDelegate: nil];
- [tree release];
-
- tree = [newTree retain];
- [tree setDelegate: self];
- [tree setRedrawing: YES];
-
- [self setNeedsDisplay: YES];
- }
+ if (tree != newTree) {
+ [tree setRedrawing: NO];
+ [tree setDelegate: nil];
+ [tree release];
+
+ tree = [newTree retain];
+ [tree setDelegate: self];
+ [tree setRedrawing: YES];
+
+ [self setNeedsDisplay: YES];
+ }
}
//MARK: -
//MARK: Event handlers
-- (void)mouseDown: (NSEvent *)event;
+- (void)mouseDown: (NSEvent *)event
{
- isDragging = NO;
- dragStart = [self convertPoint: [event locationInWindow] fromView: nil];
- [tree mouseAction: BROWSER_MOUSE_PRESS_1 atPoint: dragStart];
+ isDragging = NO;
+ dragStart = [self convertPoint: [event locationInWindow] fromView: nil];
+ [tree mouseAction: BROWSER_MOUSE_PRESS_1 atPoint: dragStart];
}
#define squared(x) ((x)*(x))
#define MinDragDistance (5.0)
-- (void) mouseDragged: (NSEvent *)event;
+- (void) mouseDragged: (NSEvent *)event
{
- const NSPoint point = [self convertPoint: [event locationInWindow] fromView: nil];
-
- if (!isDragging) {
- const CGFloat distance = squared( dragStart.x - point.x ) + squared( dragStart.y - point.y );
- if (distance >= squared( MinDragDistance)) isDragging = YES;
- }
+ const NSPoint point = [self convertPoint: [event locationInWindow] fromView: nil];
+
+ if (!isDragging) {
+ const CGFloat distance = squared( dragStart.x - point.x ) + squared( dragStart.y - point.y );
+ if (distance >= squared( MinDragDistance)) {
+ isDragging = YES;
+ }
+ }
}
-- (void) mouseUp: (NSEvent *)event;
+- (void) mouseUp: (NSEvent *)event
{
- const NSPoint point = [self convertPoint: [event locationInWindow] fromView: nil];
+ const NSPoint point = [self convertPoint: [event locationInWindow] fromView: nil];
+
+ browser_mouse_state modifierFlags = 0;
- browser_mouse_state modifierFlags = 0;
-
- if (isDragging) {
- isDragging = NO;
- [tree mouseDragEnd: modifierFlags fromPoint: dragStart toPoint: point];
- } else {
- modifierFlags |= BROWSER_MOUSE_CLICK_1;
- if ([event clickCount] == 2) modifierFlags |= BROWSER_MOUSE_DOUBLE_CLICK;
- [tree mouseAction: modifierFlags atPoint: point];
- }
+ if (isDragging) {
+ isDragging = NO;
+ [tree mouseDragEnd: modifierFlags fromPoint: dragStart toPoint: point];
+ } else {
+ modifierFlags |= BROWSER_MOUSE_CLICK_1;
+ if ([event clickCount] == 2) {
+ modifierFlags |= BROWSER_MOUSE_DOUBLE_CLICK;
+ }
+ [tree mouseAction: modifierFlags atPoint: point];
+ }
}
//MARK: Keyboard events
-- (void) keyDown: (NSEvent *)theEvent;
+- (void) keyDown: (NSEvent *)theEvent
{
- [self interpretKeyEvents: [NSArray arrayWithObject: theEvent]];
+ [self interpretKeyEvents: [NSArray arrayWithObject: theEvent]];
}
-- (void) insertText: (id)string;
+- (void) insertText: (id)string
{
- for (NSUInteger i = 0, length = [string length]; i < length; i++) {
- unichar ch = [string characterAtIndex: i];
- [tree keyPress: ch];
- }
+ for (NSUInteger i = 0, length = [string length]; i < length; i++) {
+ unichar ch = [string characterAtIndex: i];
+ [tree keyPress: ch];
+ }
}
-- (void) moveLeft: (id)sender;
+- (void) moveLeft: (id)sender
{
- [tree keyPress: NS_KEY_LEFT];
+ [tree keyPress: NS_KEY_LEFT];
}
-- (void) moveRight: (id)sender;
+- (void) moveRight: (id)sender
{
- [tree keyPress: NS_KEY_RIGHT];
+ [tree keyPress: NS_KEY_RIGHT];
}
-- (void) moveUp: (id)sender;
+- (void) moveUp: (id)sender
{
- [tree keyPress: NS_KEY_UP];
+ [tree keyPress: NS_KEY_UP];
}
-- (void) moveDown: (id)sender;
+- (void) moveDown: (id)sender
{
- [tree keyPress: NS_KEY_DOWN];
+ [tree keyPress: NS_KEY_DOWN];
}
-- (void) deleteBackward: (id)sender;
+- (void) deleteBackward: (id)sender
{
- [tree keyPress: NS_KEY_DELETE_LEFT];
+ [tree keyPress: NS_KEY_DELETE_LEFT];
}
-- (void) deleteForward: (id)sender;
+- (void) deleteForward: (id)sender
{
- [tree keyPress: NS_KEY_DELETE_RIGHT];
+ [tree keyPress: NS_KEY_DELETE_RIGHT];
}
-- (void) cancelOperation: (id)sender;
+- (void) cancelOperation: (id)sender
{
- [tree keyPress: NS_KEY_ESCAPE];
+ [tree keyPress: NS_KEY_ESCAPE];
}
-- (void) scrollPageUp: (id)sender;
+- (void) scrollPageUp: (id)sender
{
- [tree keyPress: NS_KEY_PAGE_UP];
+ [tree keyPress: NS_KEY_PAGE_UP];
}
-- (void) scrollPageDown: (id)sender;
+- (void) scrollPageDown: (id)sender
{
- [tree keyPress: NS_KEY_PAGE_DOWN];
+ [tree keyPress: NS_KEY_PAGE_DOWN];
}
-- (void) insertTab: (id)sender;
+- (void) insertTab: (id)sender
{
- [tree keyPress: NS_KEY_TAB];
+ [tree keyPress: NS_KEY_TAB];
}
-- (void) insertBacktab: (id)sender;
+- (void) insertBacktab: (id)sender
{
- [tree keyPress: NS_KEY_SHIFT_TAB];
+ [tree keyPress: NS_KEY_SHIFT_TAB];
}
-- (void) moveToBeginningOfLine: (id)sender;
+- (void) moveToBeginningOfLine: (id)sender
{
- [tree keyPress: NS_KEY_LINE_START];
+ [tree keyPress: NS_KEY_LINE_START];
}
-- (void) moveToEndOfLine: (id)sender;
+- (void) moveToEndOfLine: (id)sender
{
- [tree keyPress: NS_KEY_LINE_END];
+ [tree keyPress: NS_KEY_LINE_END];
}
-- (void) moveToBeginningOfDocument: (id)sender;
+- (void) moveToBeginningOfDocument: (id)sender
{
- [tree keyPress: NS_KEY_TEXT_START];
+ [tree keyPress: NS_KEY_TEXT_START];
}
-- (void) moveToEndOfDocument: (id)sender;
+- (void) moveToEndOfDocument: (id)sender
{
- [tree keyPress: NS_KEY_TEXT_END];
+ [tree keyPress: NS_KEY_TEXT_END];
}
-- (void) insertNewline: (id)sender;
+- (void) insertNewline: (id)sender
{
- [tree keyPress: NS_KEY_NL];
+ [tree keyPress: NS_KEY_NL];
}
-- (void) selectAll: (id)sender;
+- (void) selectAll: (id)sender
{
- [tree keyPress: NS_KEY_SELECT_ALL];
+ [tree keyPress: NS_KEY_SELECT_ALL];
}
-- (void) copy: (id) sender;
+- (void) copy: (id) sender
{
- [tree keyPress: NS_KEY_COPY_SELECTION];
+ [tree keyPress: NS_KEY_COPY_SELECTION];
}
-- (void) cut: (id) sender;
+- (void) cut: (id) sender
{
- [tree keyPress: NS_KEY_CUT_SELECTION];
+ [tree keyPress: NS_KEY_CUT_SELECTION];
}
-- (void) paste: (id) sender;
+- (void) paste: (id) sender
{
- [tree keyPress: NS_KEY_PASTE];
+ [tree keyPress: NS_KEY_PASTE];
}
//MARK: -
//MARK: Tree delegate methods
-- (void) tree: (Tree *)t requestedRedrawInRect: (NSRect) rect;
+- (void) tree: (Tree *)t requestedRedrawInRect: (NSRect) rect
{
- [self setNeedsDisplayInRect: rect];
+ [self setNeedsDisplayInRect: rect];
}
-- (void) tree: (Tree *)t resized: (NSSize) size;
+- (void) tree: (Tree *)t resized: (NSSize) size
{
- [self setMinimumSize: size];
+ [self setMinimumSize: size];
}
-- (void) tree: (Tree *)t scrollPoint: (NSPoint) point;
+- (void) tree: (Tree *)t scrollPoint: (NSPoint) point
{
- [self scrollPoint: point];
+ [self scrollPoint: point];
}
-- (NSSize) treeWindowSize: (Tree *)t;
+- (NSSize) treeWindowSize: (Tree *)t
{
- return [self frame].size;
+ return [self frame].size;
}
@end
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