PBGitHistoryController.m

   1 //
   2 //  PBGitHistoryView.m
   3 //  GitX
   4 //
   5 //  Created by Pieter de Bie on 19-09-08.
   6 //  Copyright 2008 __MyCompanyName__. All rights reserved.
   7 //
   8
   9 #import "PBGitHistoryController.h"
  10 #import "CWQuickLook.h"
  11 #import "PBGitGrapher.h"
  12 #import "PBGitRevisionCell.h"
  13 #import "PBCommitList.h"
  14 #define QLPreviewPanel NSClassFromString(@"QLPreviewPanel")
  15
  16
  17 @implementation PBGitHistoryController
  18 @synthesize selectedTab, webCommit, rawCommit, gitTree, commitController;
  19
  20 - (void)awakeFromNib
  21 {
  22         self.selectedTab = [[NSUserDefaults standardUserDefaults] integerForKey:@"Repository Window Selected Tab Index"];;
  23         [commitController addObserver:self forKeyPath:@"selection" options:(NSKeyValueObservingOptionNew,NSKeyValueObservingOptionOld) context:@"commitChange"];
  24         [treeController addObserver:self forKeyPath:@"selection" options:0 context:@"treeChange"];
  25         [repository addObserver:self forKeyPath:@"currentBranch" options:0 context:@"branchChange"];
  26         NSSize cellSpacing = [commitList intercellSpacing];
  27         cellSpacing.height = 0;
  28         [commitList setIntercellSpacing:cellSpacing];
  29         [fileBrowser setTarget:self];
  30         [fileBrowser setDoubleAction:@selector(openSelectedFile:)];
  31
  32         if (!repository.currentBranch) {
  33                 [repository reloadRefs];
  34                 [repository readCurrentBranch];
  35         }
  36         else
  37                 [repository lazyReload];
  38
  39         // Set a sort descriptor for the subject column in the history list, as
  40         // It can't be sorted by default (because it's bound to a PBGitCommit)
  41         [[commitList tableColumnWithIdentifier:@"subject"] setSortDescriptorPrototype:[[NSSortDescriptor alloc] initWithKey:@"subject" ascending:YES]];
  42         // Add a menu that allows a user to select which columns to view
  43         [[commitList headerView] setMenu:[self tableColumnMenu]];
  44         [historySplitView setTopMin:33.0 andBottomMin:100.0];
  45         [historySplitView uncollapse];
  46         [super awakeFromNib];
  47 }
  48
  49 - (void) updateKeys
  50 {
  51         NSArray* selection = [commitController selectedObjects];
  52
  53         // Remove any references in the QLPanel
  54         //[[QLPreviewPanel sharedPreviewPanel] setURLs:[NSArray array] currentIndex:0 preservingDisplayState:YES];
  55         // We have to do this manually, as NSTreeController leaks memory?
  56         //[treeController setSelectionIndexPaths:[NSArray array]];
  57
  58         if ([selection count] > 0)
  59                 realCommit = [selection objectAtIndex:0];
  60         else
  61                 realCommit = nil;
  62
  63         self.webCommit = nil;
  64         self.rawCommit = nil;
  65         self.gitTree = nil;
  66
  67         switch (self.selectedTab) {
  68                 case 0: self.webCommit = realCommit;                    break;
  69                 case 1: self.gitTree   = realCommit.tree;       break;
  70         }
  71 }
  72
  73
  74 - (void) setSelectedTab: (int) number
  75 {
  76         selectedTab = number;
  77         [[NSUserDefaults standardUserDefaults] setInteger:selectedTab forKey:@"Repository Window Selected Tab Index"];
  78         [self updateKeys];
  79 }
  80
  81 - (void) observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)change context:(void *)context
  82 {
  83     if ([(NSString *)context isEqualToString: @"commitChange"]) {
  84                 [self updateKeys];
  85                 return;
  86         }
  87         else if ([(NSString *)context isEqualToString: @"treeChange"]) {
  88                 [self updateQuicklookForce: NO];
  89         }
  90         else if([(NSString *)context isEqualToString:@"branchChange"]) {
  91                 // Reset the sorting
  92                 commitController.sortDescriptors = [NSArray array];
  93         }
  94         else {
  95                 [super observeValueForKeyPath:keyPath ofObject:object change:change context:context];
  96         }
  97 }
  98
  99 - (IBAction) openSelectedFile: sender
 100 {
 101         NSArray* selectedFiles = [treeController selectedObjects];
 102         if ([selectedFiles count] == 0)
 103                 return;
 104         PBGitTree* tree = [selectedFiles objectAtIndex:0];
 105         NSString* name = [tree tmpFileNameForContents];
 106         [[NSWorkspace sharedWorkspace] openTempFile:name];
 107 }
 108
 109 - (IBAction) setDetailedView: sender {
 110         self.selectedTab = 0;
 111 }
 112 - (IBAction) setRawView: sender {
 113         self.selectedTab = 1;
 114 }
 115 - (IBAction) setTreeView: sender {
 116         self.selectedTab = 2;
 117 }
 118
 119 - (void)keyDown:(NSEvent*)event
 120 {
 121         if ([[event charactersIgnoringModifiers] isEqualToString: @"f"] && [event modifierFlags] & NSAlternateKeyMask && [event modifierFlags] & NSCommandKeyMask)
 122                 [superController.window makeFirstResponder: searchField];
 123         else
 124                 [super keyDown: event];
 125 }
 126
 127 - (void) copyCommitInfo
 128 {
 129         PBGitCommit *commit = [[commitController selectedObjects] objectAtIndex:0];
 130         if (!commit)
 131                 return;
 132         NSString *info = [NSString stringWithFormat:@"%@ (%@)", [[commit realSha] substringToIndex:10], [commit subject]];
 133
 134         NSPasteboard *a =[NSPasteboard generalPasteboard];
 135         [a declareTypes:[NSArray arrayWithObject:NSStringPboardType] owner:self];
 136         [a setString:info forType: NSStringPboardType];
 137
 138 }
 139
 140 - (IBAction) toggleQuickView: sender
 141 {
 142         id panel = [QLPreviewPanel sharedPreviewPanel];
 143         if ([panel isOpen]) {
 144                 [panel closePanel];
 145         } else {
 146                 [[QLPreviewPanel sharedPreviewPanel] makeKeyAndOrderFrontWithEffect:1];
 147                 [self updateQuicklookForce: YES];
 148         }
 149 }
 150
 151 - (void) updateQuicklookForce: (BOOL) force
 152 {
 153         if (!force && ![[QLPreviewPanel sharedPreviewPanel] isOpen])
 154                 return;
 155
 156         NSArray* selectedFiles = [treeController selectedObjects];
 157
 158         if ([selectedFiles count] == 0)
 159                 return;
 160
 161         NSMutableArray* fileNames = [NSMutableArray array];
 162         for (PBGitTree* tree in selectedFiles) {
 163                 NSString* s = [tree tmpFileNameForContents];
 164                 if (s)
 165                         [fileNames addObject:[NSURL fileURLWithPath: s]];
 166         }
 167
 168         [[QLPreviewPanel sharedPreviewPanel] setURLs:fileNames currentIndex:0 preservingDisplayState:YES];
 169
 170 }
 171
 172 - (IBAction) refresh: sender
 173 {
 174         [repository reloadRefs];
 175         [repository.revisionList reload];
 176 }
 177
 178 - (void) updateView
 179 {
 180         [self refresh:nil];
 181 }
 182
 183 - (NSResponder *)firstResponder;
 184 {
 185         return commitList;
 186 }
 187
 188 - (void) selectCommit: (NSString*) commit
 189 {
 190         NSPredicate* selection = [NSPredicate predicateWithFormat:@"realSha == %@", commit];
 191         NSArray* selectedCommits = [repository.revisionList.commits filteredArrayUsingPredicate:selection];
 192         [commitController setSelectedObjects: selectedCommits];
 193         int index = [[commitController selectionIndexes] firstIndex];
 194         [commitList scrollRowToVisible: index];
 195 }
 196
 197 - (BOOL) hasNonlinearPath
 198 {
 199         return [commitController filterPredicate] || [[commitController sortDescriptors] count] > 0;
 200 }
 201
 202 - (void) removeView
 203 {
 204         [webView close];
 205         [commitController removeObserver:self forKeyPath:@"selection"];
 206         [treeController removeObserver:self forKeyPath:@"selection"];
 207         [repository removeObserver:self forKeyPath:@"currentBranch"];
 208
 209         [super removeView];
 210 }
 211
 212 #pragma mark Table Column Methods
 213 - (NSMenu *)tableColumnMenu
 214 {
 215         NSMenu *menu = [[NSMenu alloc] initWithTitle:@"Table columns menu"];
 216         for (NSTableColumn *column in [commitList tableColumns]) {
 217                 NSMenuItem *item = [[NSMenuItem alloc] init];
 218                 [item setTitle:[[column headerCell] stringValue]];
 219                 [item bind:@"value"
 220                   toObject:column
 221            withKeyPath:@"hidden"
 222                    options:[NSDictionary dictionaryWithObject:@"NSNegateBoolean" forKey:NSValueTransformerNameBindingOption]];
 223                 [menu addItem:item];
 224         }
 225         return menu;
 226 }
 227
 228 #pragma mark Tree Context Menu Methods
 229
 230 - (void)showCommitsFromTree:(id)sender
 231 {
 232         // TODO: Enable this from webview as well!
 233
 234         NSMutableArray *filePaths = [NSMutableArray arrayWithObjects:@"HEAD", @"--", NULL];
 235         [filePaths addObjectsFromArray:[sender representedObject]];
 236
 237         PBGitRevSpecifier *revSpec = [[PBGitRevSpecifier alloc] initWithParameters:filePaths];
 238
 239         repository.currentBranch = [repository addBranch:revSpec];
 240 }
 241
 242 - (void)showInFinderAction:(id)sender
 243 {
 244         NSString *workingDirectory = [[repository workingDirectory] stringByAppendingString:@"/"];
 245         NSString *path;
 246         NSWorkspace *ws = [NSWorkspace sharedWorkspace];
 247
 248         for (NSString *filePath in [sender representedObject]) {
 249                 path = [workingDirectory stringByAppendingPathComponent:filePath];
 250                 [ws selectFile: path inFileViewerRootedAtPath:path];
 251         }
 252
 253 }
 254
 255 - (void)openFilesAction:(id)sender
 256 {
 257         NSString *workingDirectory = [[repository workingDirectory] stringByAppendingString:@"/"];
 258         NSString *path;
 259         NSWorkspace *ws = [NSWorkspace sharedWorkspace];
 260
 261         for (NSString *filePath in [sender representedObject]) {
 262                 path = [workingDirectory stringByAppendingPathComponent:filePath];
 263                 [ws openFile:path];
 264         }
 265 }
 266
 267
 268 - (NSMenu *)contextMenuForTreeView
 269 {
 270         NSArray *filePaths = [[treeController selectedObjects] valueForKey:@"fullPath"];
 271
 272         NSMenu *menu = [[NSMenu alloc] init];
 273         for (NSMenuItem *item in [self menuItemsForPaths:filePaths])
 274                 [menu addItem:item];
 275         return menu;
 276 }
 277
 278 - (NSArray *)menuItemsForPaths:(NSArray *)paths
 279 {
 280         BOOL multiple = [paths count] != 1;
 281         NSMenuItem *historyItem = [[NSMenuItem alloc] initWithTitle:multiple? @"Show history of files" : @"Show history of file"
 282                                                                                                                  action:@selector(showCommitsFromTree:)
 283                                                                                                  keyEquivalent:@""];
 284         NSMenuItem *finderItem = [[NSMenuItem alloc] initWithTitle:@"Show in Finder"
 285                                                                                                                 action:@selector(showInFinderAction:)
 286                                                                                                  keyEquivalent:@""];
 287         NSMenuItem *openFilesItem = [[NSMenuItem alloc] initWithTitle:multiple? @"Open Files" : @"Open File"
 288                                                                                                                    action:@selector(openFilesAction:)
 289                                                                                                         keyEquivalent:@""];
 290
 291         NSArray *menuItems = [NSArray arrayWithObjects:historyItem, finderItem, openFilesItem, nil];
 292         for (NSMenuItem *item in menuItems) {
 293                 [item setTarget:self];
 294                 [item setRepresentedObject:paths];
 295         }
 296
 297         return menuItems;
 298 }
 299
 300 - (BOOL)splitView:(NSSplitView *)sender canCollapseSubview:(NSView *)subview {
 301         return TRUE;
 302 }
 303
 304 - (BOOL)splitView:(NSSplitView *)splitView shouldCollapseSubview:(NSView *)subview forDoubleClickOnDividerAtIndex:(NSInteger)dividerIndex {
 305         int index = [[splitView subviews] indexOfObject:subview];
 306         // this method (and canCollapse) are called by the splitView to decide how to collapse on double-click
 307         // we compare our two subviews, so that always the smaller one is collapsed.
 308         if([[[splitView subviews] objectAtIndex:index] frame].size.height < [[[splitView subviews] objectAtIndex:((index+1)%2)] frame].size.height) {
 309                 return TRUE;
 310         }
 311         return FALSE;
 312 }
 313
 314 - (CGFloat)splitView:(NSSplitView *)sender constrainMinCoordinate:(CGFloat)proposedMin ofSubviewAt:(NSInteger)offset {
 315         return proposedMin + historySplitView.topViewMin;
 316 }
 317
 318 - (CGFloat)splitView:(NSSplitView *)sender constrainMaxCoordinate:(CGFloat)proposedMax ofSubviewAt:(NSInteger)offset {
 319         if(offset == 1)
 320                 return proposedMax - historySplitView.bottomViewMin;
 321         return [sender frame].size.height;
 322 }
 323
 324 @end