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.rawCommit = realCommit;                    break;
  70                 case 2: self.gitTree   = realCommit.tree;       break;
  71         }
  72 }
  73
  74
  75 - (void) setSelectedTab: (int) number
  76 {
  77         selectedTab = number;
  78         [[NSUserDefaults standardUserDefaults] setInteger:selectedTab forKey:@"Repository Window Selected Tab Index"];
  79         [self updateKeys];
  80 }
  81
  82 - (void) observeValueForKeyPath:(NSString *)keyPath ofObject:(id)object change:(NSDictionary *)change context:(void *)context
  83 {
  84     if ([(NSString *)context isEqualToString: @"commitChange"]) {
  85                 [self updateKeys];
  86                 return;
  87         }
  88         else if ([(NSString *)context isEqualToString: @"treeChange"]) {
  89                 [self updateQuicklookForce: NO];
  90         }
  91         else if([(NSString *)context isEqualToString:@"branchChange"]) {
  92                 // Reset the sorting
  93                 commitController.sortDescriptors = [NSArray array];
  94         }
  95         else {
  96                 [super observeValueForKeyPath:keyPath ofObject:object change:change context:context];
  97         }
  98 }
  99
 100 - (IBAction) openSelectedFile: sender
 101 {
 102         NSArray* selectedFiles = [treeController selectedObjects];
 103         if ([selectedFiles count] == 0)
 104                 return;
 105         PBGitTree* tree = [selectedFiles objectAtIndex:0];
 106         NSString* name = [tree tmpFileNameForContents];
 107         [[NSWorkspace sharedWorkspace] openTempFile:name];
 108 }
 109
 110 - (IBAction) setDetailedView: sender {
 111         self.selectedTab = 0;
 112 }
 113 - (IBAction) setRawView: sender {
 114         self.selectedTab = 1;
 115 }
 116 - (IBAction) setTreeView: sender {
 117         self.selectedTab = 2;
 118 }
 119
 120 - (void)keyDown:(NSEvent*)event
 121 {
 122         if ([[event charactersIgnoringModifiers] isEqualToString: @"f"] && [event modifierFlags] & NSAlternateKeyMask && [event modifierFlags] & NSCommandKeyMask)
 123                 [superController.window makeFirstResponder: searchField];
 124         else
 125                 [super keyDown: event];
 126 }
 127
 128 - (void) copyCommitInfo
 129 {
 130         PBGitCommit *commit = [[commitController selectedObjects] objectAtIndex:0];
 131         if (!commit)
 132                 return;
 133         NSString *info = [NSString stringWithFormat:@"%@ (%@)", [[commit realSha] substringToIndex:10], [commit subject]];
 134
 135         NSPasteboard *a =[NSPasteboard generalPasteboard];
 136         [a declareTypes:[NSArray arrayWithObject:NSStringPboardType] owner:self];
 137         [a setString:info forType: NSStringPboardType];
 138
 139 }
 140
 141 - (IBAction) toggleQuickView: sender
 142 {
 143         id panel = [QLPreviewPanel sharedPreviewPanel];
 144         if ([panel isOpen]) {
 145                 [panel closePanel];
 146         } else {
 147                 [[QLPreviewPanel sharedPreviewPanel] makeKeyAndOrderFrontWithEffect:1];
 148                 [self updateQuicklookForce: YES];
 149         }
 150 }
 151
 152 - (void) updateQuicklookForce: (BOOL) force
 153 {
 154         if (!force && ![[QLPreviewPanel sharedPreviewPanel] isOpen])
 155                 return;
 156
 157         NSArray* selectedFiles = [treeController selectedObjects];
 158
 159         if ([selectedFiles count] == 0)
 160                 return;
 161
 162         NSMutableArray* fileNames = [NSMutableArray array];
 163         for (PBGitTree* tree in selectedFiles) {
 164                 NSString* s = [tree tmpFileNameForContents];
 165                 if (s)
 166                         [fileNames addObject:[NSURL fileURLWithPath: s]];
 167         }
 168
 169         [[QLPreviewPanel sharedPreviewPanel] setURLs:fileNames currentIndex:0 preservingDisplayState:YES];
 170
 171 }
 172
 173 - (IBAction) refresh: sender
 174 {
 175         [repository reloadRefs];
 176         [repository.revisionList reload];
 177 }
 178
 179 - (void) updateView
 180 {
 181         [self refresh:nil];
 182 }
 183
 184 - (NSResponder *)firstResponder;
 185 {
 186         return commitList;
 187 }
 188
 189 - (void) selectCommit: (NSString*) commit
 190 {
 191         NSPredicate* selection = [NSPredicate predicateWithFormat:@"realSha == %@", commit];
 192         NSArray* selectedCommits = [repository.revisionList.commits filteredArrayUsingPredicate:selection];
 193         [commitController setSelectedObjects: selectedCommits];
 194         int index = [[commitController selectionIndexes] firstIndex];
 195         [commitList scrollRowToVisible: index];
 196 }
 197
 198 - (BOOL) hasNonlinearPath
 199 {
 200         return [commitController filterPredicate] || [[commitController sortDescriptors] count] > 0;
 201 }
 202
 203 - (void) removeView
 204 {
 205         [webView close];
 206         [commitController removeObserver:self forKeyPath:@"selection"];
 207         [treeController removeObserver:self forKeyPath:@"selection"];
 208         [repository removeObserver:self forKeyPath:@"currentBranch"];
 209
 210         [super removeView];
 211 }
 212
 213 #pragma mark Table Column Methods
 214 - (NSMenu *)tableColumnMenu
 215 {
 216         NSMenu *menu = [[NSMenu alloc] initWithTitle:@"Table columns menu"];
 217         for (NSTableColumn *column in [commitList tableColumns]) {
 218                 NSMenuItem *item = [[NSMenuItem alloc] init];
 219                 [item setTitle:[[column headerCell] stringValue]];
 220                 [item bind:@"value"
 221                   toObject:column
 222            withKeyPath:@"hidden"
 223                    options:[NSDictionary dictionaryWithObject:@"NSNegateBoolean" forKey:NSValueTransformerNameBindingOption]];
 224                 [menu addItem:item];
 225         }
 226         return menu;
 227 }
 228
 229 #pragma mark Tree Context Menu Methods
 230
 231 - (void)showCommitsFromTree:(id)sender
 232 {
 233         // TODO: Enable this from webview as well!
 234
 235         NSMutableArray *filePaths = [NSMutableArray arrayWithObjects:@"HEAD", @"--", NULL];
 236         [filePaths addObjectsFromArray:[sender representedObject]];
 237
 238         PBGitRevSpecifier *revSpec = [[PBGitRevSpecifier alloc] initWithParameters:filePaths];
 239
 240         repository.currentBranch = [repository addBranch:revSpec];
 241 }
 242
 243 - (void)showInFinderAction:(id)sender
 244 {
 245         NSString *workingDirectory = [[repository workingDirectory] stringByAppendingString:@"/"];
 246         NSString *path;
 247         NSWorkspace *ws = [NSWorkspace sharedWorkspace];
 248
 249         for (NSString *filePath in [sender representedObject]) {
 250                 path = [workingDirectory stringByAppendingPathComponent:filePath];
 251                 [ws selectFile: path inFileViewerRootedAtPath:path];
 252         }
 253
 254 }
 255
 256 - (void)openFilesAction:(id)sender
 257 {
 258         NSString *workingDirectory = [[repository workingDirectory] stringByAppendingString:@"/"];
 259         NSString *path;
 260         NSWorkspace *ws = [NSWorkspace sharedWorkspace];
 261
 262         for (NSString *filePath in [sender representedObject]) {
 263                 path = [workingDirectory stringByAppendingPathComponent:filePath];
 264                 [ws openFile:path];
 265         }
 266 }
 267
 268
 269 - (NSMenu *)contextMenuForTreeView
 270 {
 271         NSArray *filePaths = [[treeController selectedObjects] valueForKey:@"fullPath"];
 272
 273         NSMenu *menu = [[NSMenu alloc] init];
 274         for (NSMenuItem *item in [self menuItemsForPaths:filePaths])
 275                 [menu addItem:item];
 276         return menu;
 277 }
 278
 279 - (NSArray *)menuItemsForPaths:(NSArray *)paths
 280 {
 281         BOOL multiple = [paths count] != 1;
 282         NSMenuItem *historyItem = [[NSMenuItem alloc] initWithTitle:multiple? @"Show history of files" : @"Show history of file"
 283                                                                                                                  action:@selector(showCommitsFromTree:)
 284                                                                                                  keyEquivalent:@""];
 285         NSMenuItem *finderItem = [[NSMenuItem alloc] initWithTitle:@"Show in Finder"
 286                                                                                                                 action:@selector(showInFinderAction:)
 287                                                                                                  keyEquivalent:@""];
 288         NSMenuItem *openFilesItem = [[NSMenuItem alloc] initWithTitle:multiple? @"Open Files" : @"Open File"
 289                                                                                                                    action:@selector(openFilesAction:)
 290                                                                                                         keyEquivalent:@""];
 291
 292         NSArray *menuItems = [NSArray arrayWithObjects:historyItem, finderItem, openFilesItem, nil];
 293         for (NSMenuItem *item in menuItems) {
 294                 [item setTarget:self];
 295                 [item setRepresentedObject:paths];
 296         }
 297
 298         return menuItems;
 299 }
 300
 301 - (BOOL)splitView:(NSSplitView *)sender canCollapseSubview:(NSView *)subview {
 302         return TRUE;
 303 }
 304
 305 - (BOOL)splitView:(NSSplitView *)splitView shouldCollapseSubview:(NSView *)subview forDoubleClickOnDividerAtIndex:(NSInteger)dividerIndex {
 306         int index = [[splitView subviews] indexOfObject:subview];
 307         // this method (and canCollapse) are called by the splitView to decide how to collapse on double-click
 308         // we compare our two subviews, so that always the smaller one is collapsed.
 309         if([[[splitView subviews] objectAtIndex:index] frame].size.height < [[[splitView subviews] objectAtIndex:((index+1)%2)] frame].size.height) {
 310                 return TRUE;
 311         }
 312         return FALSE;
 313 }
 314
 315 - (CGFloat)splitView:(NSSplitView *)sender constrainMinCoordinate:(CGFloat)proposedMin ofSubviewAt:(NSInteger)offset {
 316         return proposedMin + historySplitView.topViewMin;
 317 }
 318
 319 - (CGFloat)splitView:(NSSplitView *)sender constrainMaxCoordinate:(CGFloat)proposedMax ofSubviewAt:(NSInteger)offset {
 320         if(offset == 1)
 321                 return proposedMax - historySplitView.bottomViewMin;
 322         return [sender frame].size.height;
 323 }
 324
 325 @end