mirror of
https://github.com/gnustep/apps-projectcenter.git
synced 2025-02-22 19:31:56 +00:00
005848beb8
in that respect, I fear... git-svn-id: svn+ssh://svn.gna.org/svn/gnustep/apps/projectcenter/trunk@12400 72102866-910b-0410-8b05-ffd578937521
590 lines
15 KiB
Objective-C
590 lines
15 KiB
Objective-C
/*
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* PCTextFinder.m created by probert on 2002-02-03 13:22:59 +0000
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*
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* Project ProjectCenter
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*
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* Created with ProjectCenter - http://www.gnustep.org
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*
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* $Id$
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*/
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/*
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* This code is heavily based on Ali Ozers TextFinder. All credits belong
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* to Ali!
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*
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*/
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#import "PCTextFinder.h"
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#define Forward YES
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#define Backward NO
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#define ReplaceAllScopeEntireFile 42
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#define ReplaceAllScopeSelection 43
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@interface NSString (NSStringTextFinding)
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- (NSRange)findString:(NSString *)string
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selectedRange:(NSRange)selectedRange
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options:(unsigned)options
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wrap:(BOOL)wrap;
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@end
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@implementation NSString (NSStringTextFinding)
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- (NSRange)findString:(NSString *)string
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selectedRange:(NSRange)selectedRange
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options:(unsigned)options
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wrap:(BOOL)wrap
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{
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BOOL forwards = (options & NSBackwardsSearch) == 0;
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unsigned length = [self length];
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NSRange searchRange, range;
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if (forwards)
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{
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searchRange.location = NSMaxRange(selectedRange);
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searchRange.length = length - searchRange.location;
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range = [self rangeOfString:string options:options range:searchRange];
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if ((range.length == 0) && wrap)
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{
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searchRange.location = 0;
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searchRange.length = selectedRange.location;
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range=[self rangeOfString:string options:options range:searchRange];
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}
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}
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else
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{
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searchRange.location = 0;
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searchRange.length = selectedRange.location;
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range = [self rangeOfString:string options:options range:searchRange];
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if ((range.length == 0) && wrap)
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{
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searchRange.location = NSMaxRange(selectedRange);
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searchRange.length = length - searchRange.location;
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range=[self rangeOfString:string options:options range:searchRange];
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}
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}
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return range;
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}
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@end
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@interface PCTextFinder (CreateUI)
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- (void)_initUI;
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@end
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@implementation PCTextFinder (CreateUI)
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- (void)_initUI
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{
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int mask = (NSTitledWindowMask | NSClosableWindowMask);
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NSRect rect = NSMakeRect( 100, 100, 440, 184 );
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NSTextField *textField;
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NSBox *box;
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NSButtonCell *cell;
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NSMatrix *borderMatrix;
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panel = [[NSPanel alloc] initWithContentRect:rect
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styleMask:mask
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backing:NSBackingStoreBuffered
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defer:YES];
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[panel setTitle: @"Find Panel"];
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[panel setReleasedWhenClosed: NO];
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// Find textfield
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textField = [[NSTextField alloc] initWithFrame:NSMakeRect(16,148,88,21)];
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[textField setAlignment: NSRightTextAlignment];
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[textField setBordered: NO];
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[textField setEditable: NO];
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[textField setBezeled: NO];
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[textField setDrawsBackground: NO];
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[textField setStringValue:@"Find:"];
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[[panel contentView] addSubview:textField];
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RELEASE(textField);
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rect = NSMakeRect(104,148,328 ,21);
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findTextField = [[NSTextField alloc] initWithFrame:rect];
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[findTextField setAlignment: NSLeftTextAlignment];
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[findTextField setBordered: NO];
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[findTextField setEditable: YES];
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[findTextField setBezeled: YES];
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[findTextField setDrawsBackground: YES];
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[findTextField setStringValue:@""];
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[findTextField setDelegate:self];
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[findTextField setTarget:self];
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[findTextField setAction:@selector(setHost:)];
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[[panel contentView] addSubview:findTextField];
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RELEASE(findTextField);
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[panel makeFirstResponder:findTextField];
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// Replace field
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textField = [[NSTextField alloc] initWithFrame:NSMakeRect(16,120,88,21)];
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[textField setAlignment: NSRightTextAlignment];
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[textField setBordered: NO];
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[textField setEditable: NO];
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[textField setBezeled: NO];
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[textField setDrawsBackground: NO];
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[textField setStringValue:@"Replace with:"];
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[[panel contentView] addSubview:textField];
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RELEASE(textField);
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rect = NSMakeRect(104,120,328 ,21);
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replaceTextField = [[NSTextField alloc] initWithFrame:rect];
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[replaceTextField setAlignment: NSLeftTextAlignment];
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[replaceTextField setBordered: NO];
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[replaceTextField setEditable: YES];
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[replaceTextField setBezeled: YES];
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[replaceTextField setDrawsBackground: YES];
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[replaceTextField setStringValue:@""];
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[replaceTextField setDelegate:self];
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[replaceTextField setTarget:self];
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[replaceTextField setAction:@selector(setHost:)];
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[[panel contentView] addSubview:replaceTextField];
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RELEASE(replaceTextField);
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[findTextField setNextResponder:replaceTextField];
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// Options
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rect = NSMakeRect(104,40,144 ,80);
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box = [[NSBox alloc] initWithFrame:rect];
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[box setTitle:@"Replace All Scope"];
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[[panel contentView] addSubview:box];
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RELEASE(box);
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cell = [[NSButtonCell alloc] init];
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[cell setButtonType: NSRadioButton];
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[cell setBordered: NO];
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[cell setImagePosition: NSImageLeft];
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rect = NSMakeRect(16,8,112 ,48);
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borderMatrix = [[NSMatrix alloc] initWithFrame: rect
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mode: NSRadioModeMatrix
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prototype: cell
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numberOfRows: 2
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numberOfColumns: 1];
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[borderMatrix setIntercellSpacing: NSMakeSize (0, 4) ];
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[borderMatrix setTarget: self];
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[borderMatrix setAutosizesCells: NO];
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cell = [borderMatrix cellAtRow: 0 column: 0];
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[cell setTitle: @"Entire File"];
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[cell setTag:0];
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[cell setAction: @selector(setReplaceAllScope:)];
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cell = [borderMatrix cellAtRow: 1 column: 0];
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[cell setTitle: @"Selection"];
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[cell setTag:1];
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[cell setAction: @selector(setReplaceAllScope:)];
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[borderMatrix sizeToFit];
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[box addSubview:borderMatrix];
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RELEASE(borderMatrix);
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rect = NSMakeRect(252,40,180 ,80);
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box = [[NSBox alloc] initWithFrame:rect];
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[box setTitle:@"Find Options"];
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[[panel contentView] addSubview:box];
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RELEASE(box);
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cell = [[NSButtonCell alloc] init];
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[cell setButtonType: NSSwitchButton];
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[cell setBordered: NO];
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[cell setImagePosition: NSImageLeft];
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rect = NSMakeRect(16,8,140 ,48);
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borderMatrix = [[NSMatrix alloc] initWithFrame: rect
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mode: NSHighlightModeMatrix
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prototype: cell
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numberOfRows: 2
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numberOfColumns: 1];
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[borderMatrix setIntercellSpacing: NSMakeSize (0, 4) ];
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[borderMatrix setTarget: self];
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[borderMatrix setAutosizesCells: NO];
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ignoreCaseButton = [borderMatrix cellAtRow: 0 column: 0];
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[ignoreCaseButton setTitle: @"Ignore Case"];
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[ignoreCaseButton setState: YES];
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[ignoreCaseButton setAction: @selector(setIgnoreCase:)];
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regexpButton = [borderMatrix cellAtRow: 1 column: 0];
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[regexpButton setTitle: @"Regular Expression"];
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[regexpButton setState: NO];
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//[regexpButton setAction: @selector(setIsRegExp:)];
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[borderMatrix sizeToFit];
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[box addSubview:borderMatrix];
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RELEASE(borderMatrix);
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cell = [[NSButtonCell alloc] init];
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[cell setImagePosition: NSNoImage];
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rect = NSMakeRect(8,8,412,24);
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borderMatrix = [[NSMatrix alloc] initWithFrame: rect
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mode: NSHighlightModeMatrix
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prototype: cell
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numberOfRows: 1
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numberOfColumns: 4];
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[borderMatrix setIntercellSpacing: NSMakeSize (4, 0) ];
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[borderMatrix setTarget: self];
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[borderMatrix setAction: @selector(buttonPressed:)];
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[borderMatrix setAutosizesCells: NO];
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[replaceTextField setNextResponder:borderMatrix];
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cell = [borderMatrix cellAtRow:0 column:0];
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[cell setTitle: @"Replace All"];
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[cell setTag:0];
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cell = [borderMatrix cellAtRow:0 column:1];
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[cell setTitle: @"Replace"];
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[cell setTag:1];
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cell = [borderMatrix cellAtRow:0 column:2];
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[cell setTitle: @"Previous"];
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[cell setTag:2];
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cell = [borderMatrix cellAtRow:0 column:3];
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[cell setTitle: @"Next"];
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[cell setTag:3];
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[[panel contentView] addSubview:borderMatrix];
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RELEASE(borderMatrix);
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rect = NSMakeRect(16,64,80,24);
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statusField = [[NSTextField alloc] initWithFrame:rect];
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[statusField setAlignment: NSLeftTextAlignment];
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[statusField setBordered: NO];
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[statusField setEditable: NO];
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[statusField setBezeled: NO];
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[statusField setDrawsBackground: NO];
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[statusField setStringValue:@""];
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[statusField setDelegate:self];
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[[panel contentView] addSubview:statusField];
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RELEASE(statusField);
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[panel setDelegate: self];
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[panel center];
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}
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@end
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@implementation PCTextFinder
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static PCTextFinder *_finder = nil;
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+ (PCTextFinder*)sharedFinder
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{
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if( _finder == nil )
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{
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_finder = [[PCTextFinder alloc] init];
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}
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return _finder;
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}
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- (id)init
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{
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if((self = [super init]))
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{
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shouldReplaceAll = YES;
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shouldIgnoreCase = YES;
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[self setFindString:@""];
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[self loadFindStringFromPasteboard];
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}
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return self;
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}
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- (void)dealloc
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{
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if( panel != nil )
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{
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RELEASE(panel);
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}
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[super dealloc];
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}
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- (NSPanel *)findPanel
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{
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if( panel == nil )
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{
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[self _initUI];
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}
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return panel;
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}
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- (void)showFindPanel:(id)sender
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{
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if( panel == nil )
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{
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[self _initUI];
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}
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[panel orderFront:self];
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}
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- (void)buttonPressed:(id)sender
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{
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switch([[sender selectedCell] tag] )
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{
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case 0:
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[self replaceAll:sender];
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break;
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case 1:
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[self replace:sender];
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break;
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case 2:
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[self findPrevious:sender];
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break;
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case 3:
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[self findNext:sender];
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break;
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}
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}
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- (void)setReplaceAllScope:(id)sender
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{
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switch([[sender selectedCell] tag] )
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{
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case 0:
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shouldReplaceAll = YES;
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break;
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case 1:
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shouldReplaceAll = NO;
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break;
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}
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}
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- (void)setIgnoreCase:(id)sender
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{
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if( [ignoreCaseButton state] )
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{
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shouldIgnoreCase = YES;
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}
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else
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{
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shouldIgnoreCase = NO;
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}
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}
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- (BOOL)find:(BOOL)direction
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{
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NSTextView *text = [self textObjectToSearchIn];
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lastFindWasSuccessful = NO;
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if (text)
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{
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NSString *textContents = [text string];
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unsigned textLength;
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if (textContents && (textLength = [textContents length]))
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{
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NSRange range;
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unsigned options = 0;
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if (direction == Backward) options |= NSBackwardsSearch;
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if (shouldIgnoreCase) options |= NSCaseInsensitiveSearch;
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range = [textContents findString:[self findString]
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selectedRange:[text selectedRange]
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options:options
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wrap:YES];
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if (range.length)
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{
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[text setSelectedRange:range];
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[text scrollRangeToVisible:range];
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lastFindWasSuccessful = YES;
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}
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}
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}
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if (!lastFindWasSuccessful)
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{
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NSBeep();
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[statusField setStringValue:@"Not found"];
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}
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else
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{
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[statusField setStringValue:@""];
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}
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return lastFindWasSuccessful;
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}
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- (NSTextView *)textObjectToSearchIn
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{
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id obj = [[NSApp mainWindow] firstResponder];
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return (obj && [obj isKindOfClass:[NSTextView class]]) ? obj : nil;
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}
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- (NSString *)findString
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{
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return findString;
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}
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- (void)setFindString:(NSString *)string
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{
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if ([string isEqualToString:findString]) return;
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AUTORELEASE(findString);
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findString = [string copyWithZone:[self zone]];
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if (findTextField)
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{
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[findTextField setStringValue:string];
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[findTextField selectText:nil];
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}
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findStringChangedSinceLastPasteboardUpdate = YES;
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}
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- (void)loadFindStringFromPasteboard
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{
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NSPasteboard *pasteboard = [NSPasteboard pasteboardWithName:NSFindPboard];
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if ([[pasteboard types] containsObject:NSStringPboardType])
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{
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NSString *string = [pasteboard stringForType:NSStringPboardType];
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if (string && [string length])
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{
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[self setFindString:string];
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findStringChangedSinceLastPasteboardUpdate = NO;
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}
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}
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}
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- (void)loadFindStringToPasteboard
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{
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NSPasteboard *pasteboard = [NSPasteboard pasteboardWithName:NSFindPboard];
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if (findStringChangedSinceLastPasteboardUpdate)
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{
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[pasteboard declareTypes:[NSArray arrayWithObject:NSStringPboardType]
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owner:nil];
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[pasteboard setString:[self findString] forType:NSStringPboardType];
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findStringChangedSinceLastPasteboardUpdate = NO;
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}
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}
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- (void)findNext:(id)sender
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{
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if (findTextField)
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{
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[self setFindString:[findTextField stringValue]];
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}
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[self find:Forward];
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}
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- (void)findPrevious:(id)sender
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{
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if (findTextField)
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{
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[self setFindString:[findTextField stringValue]];
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}
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[self find:Backward];
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}
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- (void)findNextAndOrderFindPanelOut:(id)sender;
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{
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}
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- (void)replace:(id)sender
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{
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NSTextView *text = [self textObjectToSearchIn];
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if (!text)
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{
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NSBeep();
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[statusField setStringValue:@"No text!"];
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}
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else
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{
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[[text textStorage] replaceCharactersInRange:[text selectedRange]
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withString:[replaceTextField stringValue]];
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[text didChangeText];
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}
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[statusField setStringValue:@""];
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}
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- (void)replaceAll:(id)sender;
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{
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NSTextView *text = [self textObjectToSearchIn];
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if (!text)
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{
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NSBeep();
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}
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else
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{
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NSTextStorage *textStorage = [text textStorage];
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NSString *textContents = [text string];
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NSString *replaceString = [replaceTextField stringValue];
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unsigned replaced = 0;
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NSRange replaceRange = shouldReplaceAll
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? NSMakeRange(0, [textStorage length])
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: [text selectedRange];
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unsigned options = NSBackwardsSearch |
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( shouldIgnoreCase ? NSCaseInsensitiveSearch : 0);
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if (findTextField) [self setFindString:[findTextField stringValue]];
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while (1)
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{
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NSRange foundRange = [textContents rangeOfString:[self findString]
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options:options
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range:replaceRange];
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if (foundRange.length == 0)
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{
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break;
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}
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if ([text shouldChangeTextInRange:foundRange replacementString:replaceString])
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{
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if (replaced == 0)
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{
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[textStorage beginEditing];
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}
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replaced++;
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[textStorage replaceCharactersInRange:foundRange
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withString:replaceString];
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replaceRange.length = foundRange.location - replaceRange.location;
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}
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}
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// There was at least one replacement
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if (replaced > 0)
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{
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[textStorage endEditing];
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[text didChangeText];
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[statusField setStringValue:[NSString stringWithFormat:@"%d replaced", replaced]];
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}
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else
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{
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NSBeep();
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[statusField setStringValue:@"Not found"];
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}
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}
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}
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@end
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