apps-projectcenter/Framework/PCEditorManager.m
Gregory John Casamento 736093b0c1 Fix centering issue
2021-08-03 18:48:00 -04:00

550 lines
13 KiB
Objective-C

/*
GNUstep ProjectCenter - http://www.gnustep.org/experience/ProjectCenter.html
Copyright (C) 2002-2015 Free Software Foundation
Authors: Philippe C.D. Robert
Serg Stoyan
Riccardo Mottola
This file is part of GNUstep.
This application 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; either
version 2 of the License, or (at your option) any later version.
This application 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
Library General Public License for more details.
You should have received a copy of the GNU General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111 USA.
*/
#import <ProjectCenter/PCDefines.h>
#import <ProjectCenter/PCFileManager.h>
#import <ProjectCenter/PCProjectManager.h>
#import <ProjectCenter/PCBundleManager.h>
#import <ProjectCenter/PCEditorManager.h>
#import <ProjectCenter/PCProject.h>
#import <ProjectCenter/PCProjectEditor.h>
#import <ProjectCenter/PCLogController.h>
#import <ProjectCenter/PCSaveModified.h>
#import <Protocols/CodeEditor.h>
#import "Modules/Preferences/Misc/PCMiscPrefs.h"
NSString *PCEditorDidChangeFileNameNotification =
@"PCEditorDidChangeFileNameNotification";
NSString *PCEditorWillOpenNotification = @"PCEditorWillOpenNotification";
NSString *PCEditorDidOpenNotification = @"PCEditorDidOpenNotification";
NSString *PCEditorWillCloseNotification = @"PCEditorWillCloseNotification";
NSString *PCEditorDidCloseNotification = @"PCEditorDidCloseNotification";
NSString *PCEditorWillChangeNotification = @"PCEditorWillChangeNotification";
NSString *PCEditorDidChangeNotification = @"PCEditorDidChangeNotification";
NSString *PCEditorWillSaveNotification = @"PCEditorWillSaveNotification";
NSString *PCEditorDidSaveNotification = @"PCEditorDidSaveNotification";
NSString *PCEditorWillRevertNotification = @"PCEditorWillRevertNotification";
NSString *PCEditorDidRevertNotification = @"PCEditorDidRevertNotification";
NSString *PCEditorDidBecomeActiveNotification =
@"PCEditorDidBecomeActiveNotification";
NSString *PCEditorDidResignActiveNotification =
@"PCEditorDidResignActiveNotification";
@implementation PCEditorManager
// ===========================================================================
// ==== Initialisation
// ===========================================================================
- (id)init
{
if ((self = [super init]))
{
PCLogStatus(self, @"[init]");
_editorsDict = [[NSMutableDictionary alloc] init];
[[NSNotificationCenter defaultCenter]
addObserver:self
selector:@selector(editorDidOpen:)
name:PCEditorDidOpenNotification
object:nil];
[[NSNotificationCenter defaultCenter]
addObserver:self
selector:@selector(editorDidClose:)
name:PCEditorDidCloseNotification
object:nil];
[[NSNotificationCenter defaultCenter]
addObserver:self
selector:@selector(editorDidBecomeActive:)
name:PCEditorDidBecomeActiveNotification
object:nil];
[[NSNotificationCenter defaultCenter]
addObserver:self
selector:@selector(editorDidResignActive:)
name:PCEditorDidResignActiveNotification
object:nil];
[[NSNotificationCenter defaultCenter]
addObserver:self
selector:@selector(editorDidChangeFileName:)
name:PCEditorDidChangeFileNameNotification
object:nil];
}
return self;
}
- (void)dealloc
{
#ifdef DEBUG
NSLog (@"PCEditorManager: dealloc");
#endif
[[NSNotificationCenter defaultCenter] removeObserver:self];
RELEASE(editorName);
RELEASE(_editorsDict);
[super dealloc];
}
- (PCProjectManager *)projectManager
{
return _projectManager;
}
- (void)setProjectManager:(PCProjectManager *)aProjectManager
{
_projectManager = aProjectManager;
[[NSNotificationCenter defaultCenter]
addObserver:self
selector:@selector(loadPreferences:)
name:PCPreferencesDidChangeNotification
object:nil];
[self loadPreferences:nil];
}
- (void)loadPreferences:(NSNotification *)aNotification
{
id <PCPreferences> prefs = [_projectManager prefController];
ASSIGN(editorName, [prefs stringForKey:Editor]);
}
// ===========================================================================
// ==== Editor handling
// ===========================================================================
- (id<CodeEditor>)editorForFile:(NSString *)filePath
{
return [_editorsDict objectForKey:filePath];
}
- (id<CodeEditor>)openEditorForFile:(NSString *)filePath
editable:(BOOL)editable
windowed:(BOOL)windowed
{
NSFileManager *fm = [NSFileManager defaultManager];
BOOL isDir;
PCBundleManager *bundleManager = [_projectManager bundleManager];
NSString *fileName = [filePath lastPathComponent];
id<CodeEditor> editor;
id<CodeParser> parser;
BOOL exists = [fm fileExistsAtPath:filePath isDirectory:&isDir];
// Determine if file does not exist or file is directory
if (!exists)
{
NSRunAlertPanel(@"Open Editor",
@"Couldn't open editor for file '%@'.\n"
@"File doesn't exist.",
@"Close", nil, nil, filePath);
return nil;
}
// Determine if file is text file
if(isDir == NO)
{
if (![[PCFileManager defaultManager] isTextFile:filePath] && !isDir)
{
// TODO: Do not open alert panel for now. Internal editor
// for non text files must not be opened. Review PCProjectBrowser.
/* NSRunAlertPanel(@"Open Editor",
@"Couldn't open editor for file '%@'.\n"
@"File is not plain text.",
@"Close", nil, nil, filePath);*/
PCLogInfo(self, @"Not a text file %@", filePath);
return nil;
}
}
else
{
NSString *app;
/* we don't have in-window editors for any bundles right now */
if (!windowed)
return nil;
/* Check for bundles and if possible let them be opened by Workspace but only if windowed */
app = [[NSWorkspace sharedWorkspace] getBestAppInRole:@"Editor" forExtension:[fileName pathExtension]];
if (windowed && app != nil)
{
if ([[NSWorkspace sharedWorkspace] openFile: filePath])
return nil;
}
}
// NSLog(@"EditorManager 1: %@", _editorsDict);
editor = [_editorsDict objectForKey: filePath];
if (editor == nil)
{
// Editor
editor = [bundleManager objectForBundleWithName:editorName
type:@"editor"
protocol:@protocol(CodeEditor)];
if (editor == nil)
{
editor = [bundleManager
objectForBundleWithName:@"ProjectCenter"
type:@"editor"
protocol:@protocol(CodeEditor)];
}
/* if we have a valid editor, we try to set a parser */
if (editor)
{
// Parser
parser = [bundleManager objectForBundleType:@"parser"
protocol:@protocol(CodeParser)
fileName:fileName];
if(parser != nil)
{
[editor setParser:parser];
}
[editor openFileAtPath:filePath
editorManager:self
editable:editable];
[_editorsDict setObject:editor forKey:filePath];
RELEASE(editor);
}
else
{
//
// If we don't have an editor, we fall back to opening the
// file with the editor designated by the system.
//
[[NSWorkspace sharedWorkspace] openFile: filePath];
}
}
if(editor != nil)
{
[editor setWindowed:windowed];
}
return editor;
}
- (void)orderFrontEditorForFile:(NSString *)path
{
id<CodeEditor> editor = [_editorsDict objectForKey:path];
if (!editor)
{
return;
}
[editor show];
}
- (id<CodeEditor>)activeEditor
{
return _activeEditor;
}
- (void)setActiveEditor:(id<CodeEditor>)anEditor
{
if (anEditor != _activeEditor)
{
_activeEditor = anEditor;
}
}
- (NSArray *)allEditors
{
return [_editorsDict allValues];
}
- (void)closeActiveEditor:(id)sender
{
if (!_activeEditor)
{
return;
}
[_activeEditor close:sender];
}
- (void)closeEditorForFile:(NSString *)file
{
id<CodeEditor> editor;
if ([_editorsDict count] > 0 && (editor = [_editorsDict objectForKey:file]))
{
[editor close:self];
}
}
- (NSArray *)modifiedFiles
{
NSEnumerator *enumerator = [_editorsDict keyEnumerator];
NSString *key = nil;
id<CodeEditor> editor;
NSMutableArray *modifiedFiles = [[NSMutableArray alloc] init];
while ((key = [enumerator nextObject]))
{
editor = [_editorsDict objectForKey:key];
if ([editor isEdited])
{
[modifiedFiles addObject:key];
}
}
return AUTORELEASE((NSArray *)modifiedFiles);
}
- (BOOL)hasModifiedFiles
{
if ([[self modifiedFiles] count])
{
return YES;
}
return NO;
}
- (BOOL)reviewUnsaved:(NSArray *)modifiedFiles
{
NSEnumerator *enumerator = [modifiedFiles objectEnumerator];
NSString *filePath;
id<CodeEditor> editor;
while ((filePath = [enumerator nextObject]))
{
editor = [_editorsDict objectForKey:filePath];
[self orderFrontEditorForFile:filePath];
if ([editor close:self] == NO)
{ // Operation should be aborted
return NO;
}
}
return YES;
}
- (BOOL)closeAllEditors
{
NSArray *modifiedFiles = [self modifiedFiles];
if ([modifiedFiles count])
{
if (!PCRunSaveModifiedFilesPanel(self,
@"Save and Close",
@"Close Anyway",
@"Cancel"))
{
return NO;
}
}
[_editorsDict removeAllObjects];
return YES;
}
// ===========================================================================
// ==== File handling
// ===========================================================================
- (BOOL)saveAllFiles
{
NSEnumerator *enumerator = [_editorsDict keyEnumerator];
id<CodeEditor> editor;
NSString *key;
BOOL ret = YES;
while ((key = [enumerator nextObject]))
{
editor = [_editorsDict objectForKey:key];
if ([editor saveFileIfNeeded] == NO)
{
ret = NSRunAlertPanel(@"Save Files",
@"Couldn't save file '%@'.\n"
@"Operation stopped.",
@"Ok",nil,nil);
return NO;
}
}
return ret;
}
- (BOOL)saveFile
{
id<CodeEditor> editor = [self activeEditor];
if (editor != nil)
{
return [editor saveFileIfNeeded];
}
return NO;
}
- (BOOL)saveFileAs:(NSString *)file
{
id<CodeEditor> editor = [self activeEditor];
if (editor != nil)
{
BOOL res;
BOOL iw = [editor isWindowed];
res = [editor saveFileTo:file];
[editor closeFile:self save:NO];
[self openEditorForFile:file
editable:YES
windowed:iw];
return res;
}
return NO;
}
- (BOOL)saveFileTo:(NSString *)file
{
id<CodeEditor> editor = [self activeEditor];
if (editor != nil)
{
return [editor saveFileTo:file];
}
return NO;
}
- (BOOL)revertFileToSaved
{
id<CodeEditor> editor = [self activeEditor];
if (editor != nil)
{
return [editor revertFileToSaved];
}
return NO;
}
// ===========================================================================
// ==== Notifications
// ===========================================================================
- (void)editorDidOpen:(NSNotification *)aNotif
{
id editor = [aNotif object];
[self setActiveEditor:editor];
}
- (void)editorDidClose:(NSNotification *)aNotif
{
id editor = [aNotif object];
// It is not our editor
if (![[_editorsDict allValues] containsObject:editor])
{
return;
}
[_editorsDict removeObjectForKey:[editor path]];
if (![_editorsDict count])
{
[self setActiveEditor:nil];
}
}
- (void)editorDidBecomeActive:(NSNotification *)aNotif
{
id<CodeEditor> editor = [aNotif object];
if (![[_editorsDict allValues] containsObject:editor])
{
return;
}
[self setActiveEditor:editor];
}
- (void)editorDidResignActive:(NSNotification *)aNotif
{
// Clearing activeEditor blocks the ability to get some information from
// loaded and visible but not active editor
/* PCEditor *editor = [aNotif object];
if ([editor projectEditor] != self)
{
return;
}
[self setActiveEditor:nil];*/
}
- (void)editorDidChangeFileName:(NSNotification *)aNotif
{
NSDictionary *_editorDict = [aNotif object];
id<CodeEditor> _editor = [_editorDict objectForKey:@"Editor"];
NSString *_oldFileName = nil;
NSString *_newFileName = nil;
if (![[_editorsDict allValues] containsObject:_editor])
{
return;
}
_oldFileName = [_editorDict objectForKey:@"OldFile"];
_newFileName = [_editorDict objectForKey:@"NewFile"];
[_editorsDict removeObjectForKey:_oldFileName];
[_editorsDict setObject:_editor forKey:_newFileName];
}
- (void)gotoFile: (NSString *)fileName atLine: (NSUInteger)line
{
PCProject *project = [_projectManager rootActiveProject];
PCProjectEditor *pe = [project projectEditor];
id<CodeEditor> editor = [pe openEditorForFilePath: fileName windowed: NO];
// [self orderFrontEditorForFile:fileName];
[editor scrollToLineNumber: line];
}
@end