1 /* 2 * Copyright (C) 2009 Apple Inc. All Rights Reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 1. Redistributions of source code must retain the above copyright 8 * notice, this list of conditions and the following disclaimer. 9 * 2. Redistributions in binary form must reproduce the above copyright 10 * notice, this list of conditions and the following disclaimer in the 11 * documentation and/or other materials provided with the distribution. 12 * 13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY 14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR 17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR 20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY 21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26 #if USE(PLUGIN_HOST_PROCESS) 27 28 #import "WebTextInputWindowController.h" 29 30 #import <WebKitSystemInterface.h> 31 32 @interface WebTextInputPanel : NSPanel { 33 NSTextView *_inputTextView; 34 } 35 36 - (NSTextInputContext *)_inputContext; 37 - (BOOL)_interpretKeyEvent:(NSEvent *)event string:(NSString **)string; 38 39 @end 40 41 #define inputWindowHeight 20 42 43 @implementation WebTextInputPanel 44 45 - (void)dealloc 46 { 47 [[NSNotificationCenter defaultCenter] removeObserver:self]; 48 49 [_inputTextView release]; 50 51 [super dealloc]; 52 } 53 54 - (id)init 55 { 56 self = [super initWithContentRect:NSZeroRect styleMask:WKGetInputPanelWindowStyle() backing:NSBackingStoreBuffered defer:YES]; 57 if (!self) 58 return nil; 59 60 // Set the frame size. 61 NSRect visibleFrame = [[NSScreen mainScreen] visibleFrame]; 62 NSRect frame = NSMakeRect(visibleFrame.origin.x, visibleFrame.origin.y, visibleFrame.size.width, inputWindowHeight); 63 64 [self setFrame:frame display:NO]; 65 66 _inputTextView = [[NSTextView alloc] initWithFrame:[self.contentView frame]]; 67 _inputTextView.autoresizingMask = NSViewWidthSizable | NSViewHeightSizable | NSViewMaxXMargin | NSViewMinXMargin | NSViewMaxYMargin | NSViewMinYMargin; 68 69 NSScrollView* scrollView = [[NSScrollView alloc] initWithFrame:[self.contentView frame]]; 70 scrollView.documentView = _inputTextView; 71 self.contentView = scrollView; 72 [scrollView release]; 73 74 [self setFloatingPanel:YES]; 75 76 [[NSNotificationCenter defaultCenter] addObserver:self 77 selector:@selector(_keyboardInputSourceChanged:) 78 name:NSTextInputContextKeyboardSelectionDidChangeNotification 79 object:nil]; 80 81 return self; 82 } 83 84 - (void)_keyboardInputSourceChanged:(NSNotification *)notification 85 { 86 [_inputTextView setString:@""]; 87 [self orderOut:nil]; 88 } 89 90 - (BOOL)_interpretKeyEvent:(NSEvent *)event string:(NSString **)string 91 { 92 BOOL hadMarkedText = [_inputTextView hasMarkedText]; 93 94 *string = nil; 95 96 if (![[_inputTextView inputContext] handleEvent:event]) 97 return NO; 98 99 if ([_inputTextView hasMarkedText]) { 100 // Don't show the input method window for dead keys 101 if ([[event characters] length] > 0) 102 [self orderFront:nil]; 103 104 return YES; 105 } 106 107 if (hadMarkedText) { 108 [self orderOut:nil]; 109 110 NSString *text = [[_inputTextView textStorage] string]; 111 if ([text length] > 0) 112 *string = [[text copy] autorelease]; 113 } 114 115 [_inputTextView setString:@""]; 116 return hadMarkedText; 117 } 118 119 - (NSTextInputContext *)_inputContext 120 { 121 return [_inputTextView inputContext]; 122 } 123 124 @end 125 126 @implementation WebTextInputWindowController 127 128 + (WebTextInputWindowController *)sharedTextInputWindowController 129 { 130 static WebTextInputWindowController *textInputWindowController; 131 if (!textInputWindowController) 132 textInputWindowController = [[WebTextInputWindowController alloc] init]; 133 134 return textInputWindowController; 135 } 136 137 - (id)init 138 { 139 self = [super init]; 140 if (!self) 141 return nil; 142 143 _panel = [[WebTextInputPanel alloc] init]; 144 145 return self; 146 } 147 148 - (NSTextInputContext *)inputContext 149 { 150 return [_panel _inputContext]; 151 } 152 153 - (BOOL)interpretKeyEvent:(NSEvent *)event string:(NSString **)string 154 { 155 return [_panel _interpretKeyEvent:event string:string]; 156 } 157 158 @end 159 160 #endif // USE(PLUGIN_HOST_PROCESS) 161 162