Added a text finder to ProjectCenter (based on Ali Ozer's code).

git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/apps/projectcenter/trunk@12397 72102866-910b-0410-8b05-ffd578937521

PCLib/GNUmakefile

@@ -63,7 +63,8 @@ Server.h \
 PCSplitView.h \
 PCEditor.h \
 PCEditorController.h \
-PCDefines.h 
+PCDefines.h \
+PCTextFinder.h 
 
 #
 
@@ -83,7 +84,8 @@ PCProjectManager.m \
 PCServer.m \
 PCSplitView.m \
 PCEditor.m \
-PCEditorController.m 
+PCEditorController.m \
+PCTextFinder.m 
 
 #
 

PCLib/PCEditor.m

@@ -40,7 +40,19 @@ NSString *PCEditorDidResignKeyNotification=@"PCEditorDidResignKeyNotification";
   [window setReleasedWhenClosed:NO];
   [window setMinSize:NSMakeSize(512,320)];
 
-  view = [[PCEditorView alloc] initWithFrame:NSMakeRect(0,0,498,306)];
+  rect = [[window contentView] frame];
+  rect.origin.x = -1;
+  rect.origin.y = -1;
+  rect.size.width += 2;
+
+  scrollView = [[NSScrollView alloc] initWithFrame:rect];
+
+  rect.origin.x = 0;
+  rect.origin.y = 0;
+  rect.size.height -= 24;
+  rect.size.width -= 4;
+
+  view = [[PCEditorView alloc] initWithFrame:rect];
   [view setEditor:self];
 
   [view setMinSize: NSMakeSize (0, 0)];
@@ -52,14 +64,13 @@ NSString *PCEditorDidResignKeyNotification=@"PCEditorDidResignKeyNotification";
   [view setHorizontallyResizable:NO];
   [view setAutoresizingMask: NSViewWidthSizable | NSViewHeightSizable];
   [view setBackgroundColor:[NSColor whiteColor]];
-  [[view textContainer] setContainerSize:
-                              NSMakeSize ([view frame].size.width,1e7)];
   [[view textContainer] setWidthTracksTextView:YES];
 
-  scrollView = [[NSScrollView alloc] initWithFrame:NSMakeRect (-1,-1,514,322)];
   [scrollView setDocumentView:view];
+  RELEASE(view);
 
-  [[view textContainer] setContainerSize:NSMakeSize([scrollView contentSize].width,1e7)];
+  rect.size = NSMakeSize([scrollView contentSize].width,1e7);
+  [[view textContainer] setContainerSize:rect.size];
 
   [scrollView setHasHorizontalScroller: YES];
   [scrollView setHasVerticalScroller: YES];
@@ -98,7 +109,6 @@ NSString *PCEditorDidResignKeyNotification=@"PCEditorDidResignKeyNotification";
 - (void)dealloc
 {
     RELEASE(window);
-    RELEASE(view);
     RELEASE(path);
 
     [super dealloc];

PCLib/PCTextFinder.h

@@ -0,0 +1,61 @@
+/* 
+ * PCTextFinder.h created by probert on 2002-02-03 13:23:01 +0000
+ *
+ * Project ProjectCenter
+ *
+ * Created with ProjectCenter - http://www.gnustep.org
+ *
+ * $Id$
+ */
+
+#ifndef _PCTEXTFINDER_H_
+#define _PCTEXTFINDER_H_
+
+#import <AppKit/AppKit.h>
+
+@interface PCTextFinder : NSObject
+{
+    NSPanel *panel;
+    NSString *findString;
+    id findTextField;
+    id replaceTextField;
+    id statusField;
+    id ignoreCaseButton;
+    id regexpButton;
+
+    BOOL findStringChangedSinceLastPasteboardUpdate;
+    BOOL lastFindWasSuccessful;
+    BOOL shouldReplaceAll;
+    BOOL shouldIgnoreCase;
+}
+
++ (PCTextFinder*)sharedFinder;
+
+- (id)init;
+- (void)dealloc;
+
+- (NSPanel *)findPanel;
+
+- (void)showFindPanel:(id)sender;
+- (void)buttonPressed:(id)sender;
+- (void)setReplaceAllScope:(id)sender;
+- (void)setIgnoreCase:(id)sender;
+
+- (BOOL)find:(BOOL)direction;
+- (NSTextView *)textObjectToSearchIn;
+- (NSString *)findString;
+- (void)setFindString:(NSString *)string;
+
+- (void)loadFindStringFromPasteboard;
+- (void)loadFindStringToPasteboard;
+
+- (void)findNext:(id)sender;
+- (void)findPrevious:(id)sender;
+- (void)findNextAndOrderFindPanelOut:(id)sender;
+- (void)replace:(id)sender;
+- (void)replaceAll:(id)sender;
+
+@end
+
+#endif // _PCTEXTFINDER_H_
+

PCLib/PCTextFinder.m

@@ -0,0 +1,587 @@
+/* 
+ * PCTextFinder.m created by probert on 2002-02-03 13:22:59 +0000
+ *
+ * Project ProjectCenter
+ *
+ * Created with ProjectCenter - http://www.gnustep.org
+ *
+ * $Id$
+ */
+
+/*
+ * This code is heavily based on Ali Ozers TextFinder. All credits belong
+ * to Ali!
+ *
+ */
+
+#import "PCTextFinder.h"
+
+#define Forward YES
+#define Backward NO
+
+#define ReplaceAllScopeEntireFile 42
+#define ReplaceAllScopeSelection 43
+
+@interface NSString (NSStringTextFinding)
+
+- (NSRange)findString:(NSString *)string 
+        selectedRange:(NSRange)selectedRange 
+	      options:(unsigned)options 
+	         wrap:(BOOL)wrap;
+
+@end
+
+@implementation NSString (NSStringTextFinding)
+
+- (NSRange)findString:(NSString *)string 
+        selectedRange:(NSRange)selectedRange 
+	      options:(unsigned)options 
+	         wrap:(BOOL)wrap
+{
+    BOOL forwards = (options & NSBackwardsSearch) == 0;
+    unsigned length = [self length];
+    NSRange searchRange, range;
+
+    if (forwards) 
+    {
+        searchRange.location = NSMaxRange(selectedRange);
+        searchRange.length = length - searchRange.location;
+        range = [self rangeOfString:string options:options range:searchRange];
+
+        if ((range.length == 0) && wrap) 
+	{
+            searchRange.location = 0;
+            searchRange.length = selectedRange.location;
+            range=[self rangeOfString:string options:options range:searchRange];
+        }
+    } 
+    else 
+    {
+        searchRange.location = 0;
+        searchRange.length = selectedRange.location;
+        range = [self rangeOfString:string options:options range:searchRange];
+
+        if ((range.length == 0) && wrap) 
+	{
+            searchRange.location = NSMaxRange(selectedRange);
+            searchRange.length = length - searchRange.location;
+            range=[self rangeOfString:string options:options range:searchRange];
+        }
+    }
+    return range;
+}
+
+@end
+
+@interface PCTextFinder (CreateUI)
+
+- (void)_initUI;
+
+@end
+
+@implementation PCTextFinder (CreateUI)
+
+- (void)_initUI
+{
+    int mask = (NSTitledWindowMask | NSClosableWindowMask);
+    NSRect rect = NSMakeRect( 100, 100, 440, 184 );
+    NSTextField *textField;
+    NSBox *box;
+    NSButtonCell *cell;
+    NSMatrix *borderMatrix;
+
+    panel = [[NSPanel alloc] initWithContentRect:rect
+                                       styleMask:mask
+                                         backing:NSBackingStoreBuffered
+                                           defer:YES];
+    [panel setTitle: @"Find Panel"];
+    [panel setReleasedWhenClosed: NO]; 
+
+    // Find textfield
+    textField = [[NSTextField alloc] initWithFrame:NSMakeRect(16,148,88,21)];
+    [textField setAlignment: NSRightTextAlignment];
+    [textField setBordered: NO];
+    [textField setEditable: NO];
+    [textField setBezeled: NO];
+    [textField setDrawsBackground: NO];
+    [textField setStringValue:@"Find:"];
+    [[panel contentView] addSubview:textField];
+    RELEASE(textField);
+
+    rect = NSMakeRect(104,148,328 ,21);
+    findTextField = [[NSTextField alloc] initWithFrame:rect];
+    [findTextField setAlignment: NSLeftTextAlignment];
+    [findTextField setBordered: NO];
+    [findTextField setEditable: YES];
+    [findTextField setBezeled: YES];
+    [findTextField setDrawsBackground: YES];
+    [findTextField setStringValue:@""];
+    [findTextField setDelegate:self];
+    [findTextField setTarget:self];
+    [findTextField setAction:@selector(setHost:)];
+    [[panel contentView] addSubview:findTextField];
+    RELEASE(findTextField);
+
+    [panel makeFirstResponder:findTextField]; 
+
+    // Replace field
+    textField = [[NSTextField alloc] initWithFrame:NSMakeRect(16,120,88,21)];
+    [textField setAlignment: NSRightTextAlignment];
+    [textField setBordered: NO];
+    [textField setEditable: NO];
+    [textField setBezeled: NO];
+    [textField setDrawsBackground: NO];
+    [textField setStringValue:@"Replace with:"];
+    [[panel contentView] addSubview:textField];
+    RELEASE(textField);
+
+    rect = NSMakeRect(104,120,328 ,21);
+    replaceTextField = [[NSTextField alloc] initWithFrame:rect];
+    [replaceTextField setAlignment: NSLeftTextAlignment];
+    [replaceTextField setBordered: NO];
+    [replaceTextField setEditable: YES];
+    [replaceTextField setBezeled: YES];
+    [replaceTextField setDrawsBackground: YES];
+    [replaceTextField setStringValue:@""];
+    [replaceTextField setDelegate:self];
+    [replaceTextField setTarget:self];
+    [replaceTextField setAction:@selector(setHost:)];
+    [[panel contentView] addSubview:replaceTextField];
+    RELEASE(replaceTextField);
+
+    // Options
+    rect = NSMakeRect(104,40,144 ,80);
+    box = [[NSBox alloc] initWithFrame:rect];
+    [box setTitle:@"Replace All Scope"];
+    [[panel contentView] addSubview:box];
+    RELEASE(box);
+
+    cell = [[NSButtonCell alloc] init];
+    [cell setButtonType: NSRadioButton];
+    [cell setBordered: NO];
+    [cell setImagePosition: NSImageLeft]; 
+
+    rect = NSMakeRect(16,8,112 ,48);
+    borderMatrix = [[NSMatrix alloc] initWithFrame: rect
+                                              mode: NSRadioModeMatrix
+                                         prototype: cell
+                                      numberOfRows: 2
+                                   numberOfColumns: 1];   
+
+    [borderMatrix setIntercellSpacing: NSMakeSize (0, 4) ];
+    [borderMatrix setTarget: self];
+    [borderMatrix setAutosizesCells: NO];
+
+    cell = [borderMatrix cellAtRow: 0 column: 0];
+    [cell setTitle: @"Entire File"];
+    [cell setTag:0];
+    [cell setAction: @selector(setReplaceAllScope:)];
+
+    cell = [borderMatrix cellAtRow: 1 column: 0];
+    [cell setTitle: @"Selection"];
+    [cell setTag:1];
+    [cell setAction: @selector(setReplaceAllScope:)];
+
+    [borderMatrix sizeToFit];
+    [box addSubview:borderMatrix];
+    RELEASE(borderMatrix);
+
+    rect = NSMakeRect(252,40,180 ,80);
+    box = [[NSBox alloc] initWithFrame:rect];
+    [box setTitle:@"Find Options"];
+    [[panel contentView] addSubview:box];
+    RELEASE(box);
+
+    cell = [[NSButtonCell alloc] init];
+    [cell setButtonType: NSSwitchButton];
+    [cell setBordered: NO];
+    [cell setImagePosition: NSImageLeft]; 
+
+    rect = NSMakeRect(16,8,140 ,48);
+    borderMatrix = [[NSMatrix alloc] initWithFrame: rect
+                                              mode: NSHighlightModeMatrix
+                                         prototype: cell
+                                      numberOfRows: 2
+                                   numberOfColumns: 1];   
+
+    [borderMatrix setIntercellSpacing: NSMakeSize (0, 4) ];
+    [borderMatrix setTarget: self];
+    [borderMatrix setAutosizesCells: NO];
+
+    ignoreCaseButton = [borderMatrix cellAtRow: 0 column: 0];
+    [ignoreCaseButton setTitle: @"Ignore Case"];
+    [ignoreCaseButton setState: YES];
+    [ignoreCaseButton setAction: @selector(setIgnoreCase:)];
+
+    regexpButton = [borderMatrix cellAtRow: 1 column: 0];
+    [regexpButton setTitle: @"Regular Expression"];
+    [regexpButton setState: NO];
+    //[regexpButton setAction: @selector(setIsRegExp:)];
+
+    [borderMatrix sizeToFit];
+    [box addSubview:borderMatrix];
+    RELEASE(borderMatrix);
+
+    cell = [[NSButtonCell alloc] init];
+    [cell setImagePosition: NSNoImage]; 
+
+    rect = NSMakeRect(8,8,412,24);
+    borderMatrix = [[NSMatrix alloc] initWithFrame: rect
+                                              mode: NSHighlightModeMatrix
+                                         prototype: cell
+                                      numberOfRows: 1
+                                   numberOfColumns: 4];   
+
+    [borderMatrix setIntercellSpacing: NSMakeSize (4, 0) ];
+    [borderMatrix setTarget: self];
+    [borderMatrix setAction: @selector(buttonPressed:)];
+    [borderMatrix setAutosizesCells: NO];
+
+    cell = [borderMatrix cellAtRow:0 column:0];
+    [cell setTitle: @"Replace All"];
+    [cell setTag:0];
+
+    cell = [borderMatrix cellAtRow:0 column:1];
+    [cell setTitle: @"Replace"];
+    [cell setTag:1];
+
+    cell = [borderMatrix cellAtRow:0 column:2];
+    [cell setTitle: @"Previous"];
+    [cell setTag:2];
+
+    cell = [borderMatrix cellAtRow:0 column:3];
+    [cell setTitle: @"Next"];
+    [cell setTag:3];
+
+    [[panel contentView] addSubview:borderMatrix];
+    RELEASE(borderMatrix);
+
+    rect = NSMakeRect(16,64,80,24);
+    statusField = [[NSTextField alloc] initWithFrame:rect];
+    [statusField setAlignment: NSLeftTextAlignment];
+    [statusField setBordered: NO];
+    [statusField setEditable: NO];
+    [statusField setBezeled: NO];
+    [statusField setDrawsBackground: NO];
+    [statusField setStringValue:@""];
+    [statusField setDelegate:self];
+    [[panel contentView] addSubview:statusField];
+    RELEASE(statusField);
+
+    [panel setDelegate: self];
+    [panel center];
+}
+
+@end
+
+@implementation PCTextFinder
+
+static PCTextFinder *_finder = nil;
+
++ (PCTextFinder*)sharedFinder
+{
+    if( _finder == nil )
+    {
+        _finder = [[PCTextFinder alloc] init];
+    }
+
+    return _finder;
+}
+
+- (id)init
+{
+    if((self = [super init]))
+    {
+	shouldReplaceAll = YES;
+        shouldIgnoreCase = YES;
+
+        [self setFindString:@""];
+	[self loadFindStringFromPasteboard];
+    }
+    return self;
+}
+
+- (void)dealloc
+{
+    if( panel != nil )
+    {
+        RELEASE(panel);
+    }
+
+    [super dealloc];
+}
+
+- (NSPanel *)findPanel
+{
+    if( panel == nil )
+    {
+        [self _initUI];
+    }
+
+    return panel;
+}
+
+- (void)showFindPanel:(id)sender
+{
+    if( panel == nil )
+    {
+        [self _initUI];
+    }
+
+    [panel makeKeyAndOrderFront:self];
+}
+
+- (void)buttonPressed:(id)sender
+{
+    switch([[sender selectedCell] tag] )
+    {
+        case 0:
+	    [self replaceAll:sender];
+	    break;
+        case 1:
+	    [self replace:sender];
+	    break;
+        case 2:
+	    [self findPrevious:sender];
+	    break;
+        case 3:
+	    [self findNext:sender];
+	    break;
+    }
+}
+
+- (void)setReplaceAllScope:(id)sender
+{
+    switch([[sender selectedCell] tag] )
+    {
+        case 0:
+	    shouldReplaceAll = YES;
+	    break;
+        case 1:
+	    shouldReplaceAll = NO;
+	    break;
+    }
+}
+
+- (void)setIgnoreCase:(id)sender
+{
+    if( [ignoreCaseButton state] )
+    {
+        shouldIgnoreCase = YES;
+    }
+    else
+    {
+        shouldIgnoreCase = NO;
+    }
+}
+
+- (BOOL)find:(BOOL)direction
+{
+    NSTextView *text = [self textObjectToSearchIn];
+    lastFindWasSuccessful = NO;
+
+    if (text) 
+    {
+        NSString *textContents = [text string];
+        unsigned textLength;
+
+        if (textContents && (textLength = [textContents length])) 
+        {
+            NSRange range;
+            unsigned options = 0;
+
+            if (direction == Backward) options |= NSBackwardsSearch;
+            if (shouldIgnoreCase) options |= NSCaseInsensitiveSearch;
+
+            range = [textContents findString:[self findString] 
+                               selectedRange:[text selectedRange] 
+                                     options:options 
+                                        wrap:YES];
+
+            if (range.length) 
+            {
+                [text setSelectedRange:range];
+                [text scrollRangeToVisible:range];
+                lastFindWasSuccessful = YES;
+            }
+        }
+    }
+
+    if (!lastFindWasSuccessful) 
+    {
+        NSBeep();
+
+        [statusField setStringValue:@"Not found"];
+    } 
+    else 
+    {
+        [statusField setStringValue:@""];
+    }
+
+    return lastFindWasSuccessful;
+}
+
+- (NSTextView *)textObjectToSearchIn
+{
+    id obj = [[NSApp mainWindow] firstResponder];
+    return (obj && [obj isKindOfClass:[NSTextView class]]) ? obj : nil;
+}
+
+- (NSString *)findString
+{
+    return findString;
+}
+
+- (void)setFindString:(NSString *)string
+{
+    if ([string isEqualToString:findString]) return;
+
+    AUTORELEASE(findString);
+    findString = [string copyWithZone:[self zone]];
+
+    if (findTextField) 
+    {
+        [findTextField setStringValue:string];
+        [findTextField selectText:nil];
+    }
+    findStringChangedSinceLastPasteboardUpdate = YES;
+}
+    
+- (void)loadFindStringFromPasteboard
+{
+    NSPasteboard *pasteboard = [NSPasteboard pasteboardWithName:NSFindPboard];
+
+    if ([[pasteboard types] containsObject:NSStringPboardType]) 
+    {
+        NSString *string = [pasteboard stringForType:NSStringPboardType];
+
+        if (string && [string length]) 
+	{
+            [self setFindString:string];
+            findStringChangedSinceLastPasteboardUpdate = NO;
+        }
+    }
+}
+
+- (void)loadFindStringToPasteboard
+{
+    NSPasteboard *pasteboard = [NSPasteboard pasteboardWithName:NSFindPboard];
+
+    if (findStringChangedSinceLastPasteboardUpdate) 
+    {
+        [pasteboard declareTypes:[NSArray arrayWithObject:NSStringPboardType] 
+	                   owner:nil];
+        [pasteboard setString:[self findString] forType:NSStringPboardType];
+
+        findStringChangedSinceLastPasteboardUpdate = NO;
+    }
+}
+
+
+- (void)findNext:(id)sender
+{
+    if (findTextField) 
+    {
+        [self setFindString:[findTextField stringValue]];        
+    }
+
+    [self find:Forward];
+}
+
+- (void)findPrevious:(id)sender
+{
+    if (findTextField) 
+    {
+        [self setFindString:[findTextField stringValue]];        
+    }
+
+    [self find:Backward];
+}
+
+- (void)findNextAndOrderFindPanelOut:(id)sender;
+{
+}
+
+- (void)replace:(id)sender
+{
+    NSTextView *text = [self textObjectToSearchIn];
+
+    if (!text) 
+    {
+        NSBeep();
+	[statusField setStringValue:@"No text!"];
+    } 
+    else 
+    {
+        [[text textStorage] replaceCharactersInRange:[text selectedRange] 
+                                          withString:[replaceTextField stringValue]];
+        [text didChangeText];
+    }
+
+    [statusField setStringValue:@""];
+}
+
+- (void)replaceAll:(id)sender;
+{
+    NSTextView *text = [self textObjectToSearchIn];
+
+    if (!text) 
+    {
+        NSBeep();
+    } 
+    else 
+    {
+        NSTextStorage *textStorage = [text textStorage];
+        NSString *textContents = [text string];
+        NSString *replaceString = [replaceTextField stringValue];
+        unsigned replaced = 0;
+        NSRange replaceRange = shouldReplaceAll 
+	                       ? NSMakeRange(0, [textStorage length]) 
+			       : [text selectedRange];
+        unsigned options = NSBackwardsSearch |
+	                   ( shouldIgnoreCase ? NSCaseInsensitiveSearch : 0);
+
+        if (findTextField) [self setFindString:[findTextField stringValue]];
+
+        while (1) 
+	{
+            NSRange foundRange = [textContents rangeOfString:[self findString] 
+	                                             options:options 
+						       range:replaceRange];
+
+            if (foundRange.length == 0) 
+	    {
+	        break;
+	    }
+
+            if ([text shouldChangeTextInRange:foundRange replacementString:replaceString]) 
+	    {
+                if (replaced == 0) 
+		{
+		    [textStorage beginEditing];
+		}
+
+                replaced++;
+                [textStorage replaceCharactersInRange:foundRange 
+		                           withString:replaceString];
+                replaceRange.length = foundRange.location - replaceRange.location;
+            }
+        }
+
+	// There was at least one replacement
+        if (replaced > 0) 
+	{     
+            [textStorage endEditing];   
+            [text didChangeText];       
+
+            [statusField setStringValue:[NSString stringWithFormat:@"%d replaced", replaced]];
+        } 
+	else 
+	{        
+            NSBeep();
+            [statusField setStringValue:@"Not found"];
+        }
+    }
+}
+
+@end

PCLib/ProjectCenter.h

@@ -47,6 +47,7 @@
 #import <ProjectCenter/PCEditor.h>
 #import <ProjectCenter/PCEditorController.h>
 #import <ProjectCenter/PCEditorView.h>
+#import <ProjectCenter/PCTextFinder.h>
 
 #endif
 

PCLib/ProjectCenter.pcproj

@@ -14,7 +14,8 @@
 	PCServer.m,
 	PCSplitView.m,
 	PCEditor.m,
-	PCEditorController.m
+	PCEditorController.m,
+	PCTextFinder.m
     );
     COMPILEROPTIONS = "";
     CREATION_DATE = "";
@@ -45,7 +46,8 @@
 	PCSplitView.h,
 	PCEditor.h,
 	PCEditorController.h,
-	PCDefines.h
+	PCDefines.h,
+	PCTextFinder.h
     );
     INSTALLDIR = "$(GNUSTEP_SYSTEM_ROOT)";
     LANGUAGE = English;