From d21447d096a320a08b3efb2b8768fad0dcdcfd64 Mon Sep 17 00:00:00 2001
From: Vincent Sanders <vince@kyllikki.org>
Date: Thu, 5 May 2016 22:28:51 +0100
Subject: move frontends into sub directory

---
 frontends/cocoa/TreeView.m | 249 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 249 insertions(+)
 create mode 100644 frontends/cocoa/TreeView.m

(limited to 'frontends/cocoa/TreeView.m')

diff --git a/frontends/cocoa/TreeView.m b/frontends/cocoa/TreeView.m
new file mode 100644
index 000000000..a58a49623
--- /dev/null
+++ b/frontends/cocoa/TreeView.m
@@ -0,0 +1,249 @@
+/*
+ * Copyright 2011 Sven Weidauer <sven.weidauer@gmail.com>
+ *
+ * This file is part of NetSurf, http://www.netsurf-browser.org/
+ *
+ * NetSurf is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * NetSurf is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#import "cocoa/TreeView.h"
+#import "cocoa/Tree.h"
+
+#import "desktop/plotters.h"
+#import "desktop/textinput.h"
+
+@interface TreeView () <TreeDelegate>
+@end
+
+@implementation TreeView
+
+@synthesize tree;
+
+- (void)drawRect:(NSRect)dirtyRect
+{
+        [tree drawRect: dirtyRect inView: self];
+}
+
+- (BOOL) isFlipped
+{
+        return YES;
+}
+
+- (BOOL) acceptsFirstResponder
+{
+        return YES;
+}
+
+- (void) dealloc
+{
+        [self setTree: nil];
+        [super dealloc];
+}
+
+- (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];
+        }
+}
+
+//MARK: -
+//MARK: Event handlers
+
+- (void)mouseDown: (NSEvent *)event
+{
+        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
+{
+        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
+{
+        const NSPoint point = [self convertPoint: [event locationInWindow] fromView: nil];
+
+        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];
+        }
+}
+
+//MARK: Keyboard events
+
+- (void) keyDown: (NSEvent *)theEvent
+{
+        [self interpretKeyEvents: [NSArray arrayWithObject: theEvent]];
+}
+
+- (void) insertText: (id)string
+{
+        for (NSUInteger i = 0, length = [string length]; i < length; i++) {
+                unichar ch = [string characterAtIndex: i];
+                [tree keyPress: ch];
+        }
+}
+
+- (void) moveLeft: (id)sender
+{
+        [tree keyPress: NS_KEY_LEFT];
+}
+
+- (void) moveRight: (id)sender
+{
+        [tree keyPress: NS_KEY_RIGHT];
+}
+
+- (void) moveUp: (id)sender
+{
+        [tree keyPress: NS_KEY_UP];
+}
+
+- (void) moveDown: (id)sender
+{
+        [tree keyPress: NS_KEY_DOWN];
+}
+
+- (void) deleteBackward: (id)sender
+{
+        [tree keyPress: NS_KEY_DELETE_LEFT];
+}
+
+- (void) deleteForward: (id)sender
+{
+        [tree keyPress: NS_KEY_DELETE_RIGHT];
+}
+
+- (void) cancelOperation: (id)sender
+{
+        [tree keyPress: NS_KEY_ESCAPE];
+}
+
+- (void) scrollPageUp: (id)sender
+{
+        [tree keyPress: NS_KEY_PAGE_UP];
+}
+
+- (void) scrollPageDown: (id)sender
+{
+        [tree keyPress: NS_KEY_PAGE_DOWN];
+}
+
+- (void) insertTab: (id)sender
+{
+        [tree keyPress: NS_KEY_TAB];
+}
+
+- (void) insertBacktab: (id)sender
+{
+        [tree keyPress: NS_KEY_SHIFT_TAB];
+}
+
+- (void) moveToBeginningOfLine: (id)sender
+{
+        [tree keyPress: NS_KEY_LINE_START];
+}
+
+- (void) moveToEndOfLine: (id)sender
+{
+        [tree keyPress: NS_KEY_LINE_END];
+}
+
+- (void) moveToBeginningOfDocument: (id)sender
+{
+        [tree keyPress: NS_KEY_TEXT_START];
+}
+
+- (void) moveToEndOfDocument: (id)sender
+{
+        [tree keyPress: NS_KEY_TEXT_END];
+}
+
+- (void) insertNewline: (id)sender
+{
+        [tree keyPress: NS_KEY_NL];
+}
+
+- (void) selectAll: (id)sender
+{
+        [tree keyPress: NS_KEY_SELECT_ALL];
+}
+
+- (void) copy: (id) sender
+{
+        [tree keyPress: NS_KEY_COPY_SELECTION];
+}
+
+- (void) cut: (id) sender
+{
+        [tree keyPress: NS_KEY_CUT_SELECTION];
+}
+
+- (void) paste: (id) sender
+{
+        [tree keyPress: NS_KEY_PASTE];
+}
+
+//MARK: -
+//MARK: Tree delegate methods
+
+- (void) tree: (Tree *)t requestedRedrawInRect: (NSRect) rect
+{
+        [self setNeedsDisplayInRect: rect];
+}
+
+- (void) tree: (Tree *)t resized: (NSSize) size
+{
+        [self setMinimumSize: size];
+}
+
+- (void) tree: (Tree *)t scrollPoint: (NSPoint) point
+{
+        [self scrollPoint: point];
+}
+
+- (NSSize) treeWindowSize: (Tree *)t
+{
+        return [self frame].size;
+}
+
+@end
-- 
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