Source/BreakpointController.m

   1 /*
   2  * MacGDBp
   3  * Copyright (c) 2007 - 2011, Blue Static <http://www.bluestatic.org>
   4  *
   5  * This program is free software; you can redistribute it and/or modify it under the terms of the GNU
   6  * General Public License as published by the Free Software Foundation; either version 2 of the
   7  * License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
  10  * even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11  * General Public License for more details.
  12  *
  13  * You should have received a copy of the GNU General Public License along with this program; if not,
  14  * write to the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
  15  */
  16
  17 #import "BreakpointController.h"
  18 #import "AppDelegate.h"
  19
  20
  21 @implementation BreakpointController
  22
  23 @synthesize tableView = tableView_;
  24 @synthesize arrayController = arrayController_;
  25 @synthesize sourceView = sourceView_;
  26
  27 /**
  28  * Constructor
  29  */
  30 - (id)init
  31 {
  32   if (self = [super initWithWindowNibName:@"Breakpoints"])
  33   {
  34     manager = [BreakpointManager sharedManager];
  35     if ([[NSUserDefaults standardUserDefaults] boolForKey:@"BreakpointsWindowVisible"])
  36       [[self window] orderBack:nil];
  37   }
  38   return self;
  39 }
  40
  41 /**
  42  * Awake from NIB.
  43  */
  44 - (void)awakeFromNib
  45 {
  46 }
  47
  48 /**
  49  * Adds a breakpoint by calling up a file chooser and selecting a file for
  50  * breaking in
  51  */
  52 - (IBAction)addBreakpoint:(id)sender
  53 {
  54   NSOpenPanel* panel = [NSOpenPanel openPanel];
  55
  56   if ([panel runModal] != NSOKButton)
  57     return;
  58
  59   [sourceView_ setFile:[panel filename]];
  60 }
  61
  62 /**
  63  * Removes a breakpoint
  64  */
  65 - (IBAction)removeBreakpoint:(id)sender
  66 {
  67   NSArray* selection = [arrayController_ selectedObjects];
  68   if ([selection count] < 1)
  69     return;
  70
  71   for (Breakpoint* bp in selection)
  72     [manager removeBreakpointAt:[bp line] inFile:[bp file]];
  73 }
  74
  75 #pragma mark NSTableView Delegate
  76
  77 /**
  78  * NSTableView delegate method that informs the controller that the stack selection did change and that
  79  * we should update the source viewer
  80  */
  81 - (void)tableViewSelectionDidChange:(NSNotification*)notif
  82 {
  83   NSArray* selection = [arrayController_ selectedObjects];
  84   if ([selection count] < 1)
  85     return;
  86
  87   Breakpoint* bp = [selection objectAtIndex:0];
  88   [sourceView_ setFile:[bp file]];
  89   [sourceView_ scrollToLine:[bp line]];
  90   [[sourceView_ numberView] setMarkers:[NSSet setWithArray:[manager breakpointsForFile:[bp file]]]];
  91 }
  92
  93 #pragma mark NSTableView Data Source
  94
  95 /**
  96  * Handles the beginning of a drag operation.
  97  */
  98 - (BOOL)tableView:(NSTableView*)aTableView
  99     writeRowsWithIndexes:(NSIndexSet*)rowIndexes
 100     toPasteboard:(NSPasteboard*)pboard
 101 {
 102 }
 103
 104 /**
 105  * Validates the drag operation.
 106  */
 107 - (NSDragOperation)tableView:(NSTableView*)aTableView
 108                 validateDrop:(id<NSDraggingInfo>)info
 109                  proposedRow:(NSInteger)row
 110        proposedDropOperation:(NSTableViewDropOperation)operation
 111 {
 112 }
 113
 114 /**
 115  * Incorporates the dropped data.
 116  */
 117 - (BOOL)tableView:(NSTableView*)aTableView
 118        acceptDrop:(id<NSDraggingInfo>)info
 119               row:(NSInteger)row
 120     dropOperation:(NSTableViewDropOperation)operation
 121 {
 122 }
 123
 124 #pragma mark BSSourceView Delegate
 125
 126 /**
 127  * The gutter was clicked, which indicates that a breakpoint needs to be changed
 128  */
 129 - (void)gutterClickedAtLine:(int)line forFile:(NSString*)file
 130 {
 131   if ([manager hasBreakpointAt:line inFile:file]) {
 132     [manager removeBreakpointAt:line inFile:file];
 133   } else {
 134     Breakpoint* bp = [[Breakpoint alloc] initWithLine:line inFile:file];
 135     [manager addBreakpoint:bp];
 136     [bp release];
 137   }
 138
 139   [[sourceView_ numberView] setMarkers:[NSSet setWithArray:[manager breakpointsForFile:file]]];
 140   [[sourceView_ numberView] setNeedsDisplay:YES];
 141 }
 142
 143 @end