зеркало из https://github.com/mozilla/pjs.git
Fix padding issues and a memory leak (bug 162205)
This commit is contained in:
pinkerton%netscape.com
Родитель
68dc9e772f
Коммит
e37cd5e245
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@ -1,137 +0,0 @@
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|||
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
||||
/* ***** BEGIN LICENSE BLOCK *****
|
||||
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
|
||||
*
|
||||
* The contents of this file are subject to the Netscape Public License
|
||||
* Version 1.1 (the "License"); you may not use this file except in
|
||||
* compliance with the License. You may obtain a copy of the License at
|
||||
* http://www.mozilla.org/NPL/
|
||||
*
|
||||
* Software distributed under the License is distributed on an "AS IS" basis,
|
||||
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
||||
* for the specific language governing rights and limitations under the
|
||||
* License.
|
||||
*
|
||||
* The Original Code is mozilla.org code.
|
||||
*
|
||||
* The Initial Developer of the Original Code is
|
||||
* Netscape Communications Corporation.
|
||||
* Portions created by the Initial Developer are Copyright (C) 2002
|
||||
* the Initial Developer. All Rights Reserved.
|
||||
*
|
||||
* Contributor(s): Richard Schreyer
|
||||
*
|
||||
* Alternatively, the contents of this file may be used under the terms of
|
||||
* either the GNU General Public License Version 2 or later (the "GPL"), or
|
||||
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
||||
* in which case the provisions of the GPL or the LGPL are applicable instead
|
||||
* of those above. If you wish to allow use of your version of this file only
|
||||
* under the terms of either the GPL or the LGPL, and not to allow others to
|
||||
* use your version of this file under the terms of the NPL, indicate your
|
||||
* decision by deleting the provisions above and replace them with the notice
|
||||
* and other provisions required by the GPL or the LGPL. If you do not delete
|
||||
* the provisions above, a recipient may use your version of this file under
|
||||
* the terms of any one of the NPL, the GPL or the LGPL.
|
||||
*
|
||||
* ***** END LICENSE BLOCK ***** */
|
||||
|
||||
#import "ToolTip.h"
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||||
#import "NSScreen+Utils.h"
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||||
|
||||
@interface ToolTip (ToolTipPrivateMethods)
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||||
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||||
@end
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||||
|
||||
|
||||
@implementation ToolTip
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||||
|
||||
- (id)init
|
||||
{
|
||||
self = [super init];
|
||||
if (self) {
|
||||
mPanel = [[NSPanel alloc] initWithContentRect: NSMakeRect(0.0, 0.0, 200.0, 200.0) styleMask: NSBorderlessWindowMask backing: NSBackingStoreBuffered defer: YES];
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||||
mTextField = [[[NSTextField alloc] initWithFrame: NSMakeRect(0.0, 0.0, 200.0, 200.0)] autorelease];
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[[mPanel contentView] addSubview: mTextField];
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[mPanel setHasShadow: YES];
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[mTextField setAutoresizingMask: NSViewWidthSizable | NSViewHeightSizable];
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[mTextField setBackgroundColor: [NSColor colorWithCalibratedRed: 1.0 green: 1.0 blue: .81 alpha: 1.0]];
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[mTextField setDrawsBackground: YES];
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[mTextField setEditable: NO];
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[mTextField setSelectable: NO];
|
||||
[mTextField setFont: [NSFont toolTipsFontOfSize: [NSFont smallSystemFontSize]]];
|
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[mTextField setBezeled: NO];
|
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[mTextField setBordered: NO];
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}
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return self;
|
||||
}
|
||||
|
||||
- (void)dealloc
|
||||
{
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[mPanel close];
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[mPanel release];
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[super dealloc];
|
||||
}
|
||||
|
||||
- (void)showToolTipAtPoint:(NSPoint)point withString:(NSString*)string
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||||
{
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||||
if ([string length] == 0)
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return;
|
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|
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NSScreen* screen = [NSScreen screenForPoint: point];
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if (!screen)
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screen = [NSScreen mainScreen];
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|
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if (screen) {
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NSRect screenFrame = [screen visibleFrame];
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NSSize screenSize = screenFrame.size;
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NSTextView* textView = [[NSTextView alloc] initWithFrame: screenFrame];
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// find out how large the tooltip needs to be
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[textView setString: string];
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[textView setMinSize: NSMakeSize(0.0, 0.0)];
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[textView setMaxSize: screenSize];
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[textView setVerticallyResizable: YES];
|
||||
[textView setHorizontallyResizable: YES];
|
||||
[textView setFont: [NSFont toolTipsFontOfSize: [NSFont smallSystemFontSize]]];
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||||
[textView sizeToFit];
|
||||
NSSize textSize = NSMakeSize( ceil( NSWidth([textView frame]) ), ceil( NSHeight([textView frame]) ) );
|
||||
|
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// set up the panel
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[mTextField setStringValue: string];
|
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[mPanel setContentSize: textSize];
|
||||
|
||||
// the given point is right where the mouse pointer is. We want the tooltip's
|
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// top left corner somewhere below that, but not if that'll put it off the monitor. There
|
||||
// is no way that we can go off the top of the monitor because cocoa won't let us position a window
|
||||
// that way
|
||||
const int kVOffset = 20;
|
||||
if ( point.y - kVOffset - textSize.height > NSMinY(screenFrame) )
|
||||
point.y -= kVOffset;
|
||||
else
|
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point.y += kVOffset;
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[mPanel setFrameTopLeftPoint: point];
|
||||
|
||||
// if it goes off the edge of the screen, shift around to put it all on the screen
|
||||
|
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float amountOffScreenX = NSMaxX(screenFrame) - NSMaxX([mPanel frame]);
|
||||
if (amountOffScreenX < 0) {
|
||||
NSRect movedFrame = [mPanel frame];
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||||
movedFrame.origin.x += amountOffScreenX;
|
||||
[mPanel setFrame: movedFrame display: NO];
|
||||
}
|
||||
|
||||
// show the panel
|
||||
[mPanel orderFront: nil];
|
||||
}
|
||||
}
|
||||
|
||||
- (void)closeToolTip
|
||||
{
|
||||
[mPanel close];
|
||||
}
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||||
|
||||
@end
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@ -42,96 +42,109 @@
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@end
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const float kBorderPadding = 2.0;
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|
||||
@implementation ToolTip
|
||||
|
||||
- (id)init
|
||||
{
|
||||
self = [super init];
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||||
if (self) {
|
||||
mPanel = [[NSPanel alloc] initWithContentRect: NSMakeRect(0.0, 0.0, 200.0, 200.0) styleMask: NSBorderlessWindowMask backing: NSBackingStoreBuffered defer: YES];
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||||
mTextField = [[[NSTextField alloc] initWithFrame: NSMakeRect(0.0, 0.0, 200.0, 200.0)] autorelease];
|
||||
|
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[[mPanel contentView] addSubview: mTextField];
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||||
[mPanel setHasShadow: YES];
|
||||
self = [super init];
|
||||
if (self) {
|
||||
mPanel = [[NSPanel alloc] initWithContentRect: NSMakeRect(0.0, 0.0, 200.0, 200.0) styleMask: NSBorderlessWindowMask backing: NSBackingStoreBuffered defer: YES];
|
||||
|
||||
[mTextField setAutoresizingMask: NSViewWidthSizable | NSViewHeightSizable];
|
||||
[mTextField setBackgroundColor: [NSColor colorWithCalibratedRed: 1.0 green: 1.0 blue: .81 alpha: 1.0]];
|
||||
[mTextField setDrawsBackground: YES];
|
||||
[mTextField setEditable: NO];
|
||||
[mTextField setSelectable: NO];
|
||||
[mTextField setFont: [NSFont toolTipsFontOfSize: [NSFont smallSystemFontSize]]];
|
||||
[mTextField setBezeled: NO];
|
||||
[mTextField setBordered: NO];
|
||||
}
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||||
return self;
|
||||
// Create a textfield as the content of our new window. Autorelease it because the window will
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// hold a ref when we add it as a subview. Field occupies all but the top 2 and bottom
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// 2 pixels of the panel (bug 149635)
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mTextField = [[[NSTextField alloc] initWithFrame: NSMakeRect(0.0, kBorderPadding, 200.0, 200 - 2*kBorderPadding)] autorelease];
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||||
|
||||
[[mPanel contentView] addSubview: mTextField];
|
||||
[mPanel setHasShadow: YES];
|
||||
[mPanel setBackgroundColor: [NSColor colorWithCalibratedRed: 1.0 green: 1.0 blue: .81 alpha: 1.0]];
|
||||
|
||||
[mTextField setAutoresizingMask: NSViewWidthSizable | NSViewHeightSizable];
|
||||
[mTextField setDrawsBackground: NO];
|
||||
[mTextField setEditable: NO];
|
||||
[mTextField setSelectable: NO];
|
||||
[mTextField setFont: [NSFont toolTipsFontOfSize: [NSFont smallSystemFontSize]]];
|
||||
[mTextField setBezeled: NO];
|
||||
[mTextField setBordered: NO];
|
||||
}
|
||||
return self;
|
||||
}
|
||||
|
||||
- (void)dealloc
|
||||
{
|
||||
[mPanel close];
|
||||
[mPanel release];
|
||||
[super dealloc];
|
||||
[mPanel close];
|
||||
[mPanel release];
|
||||
[super dealloc];
|
||||
}
|
||||
|
||||
- (void)showToolTipAtPoint:(NSPoint)point withString:(NSString*)string
|
||||
{
|
||||
if ([string length] == 0)
|
||||
return;
|
||||
if ([string length] == 0)
|
||||
return;
|
||||
|
||||
NSScreen* screen = [NSScreen screenForPoint: point];
|
||||
if (!screen)
|
||||
screen = [NSScreen mainScreen];
|
||||
NSScreen* screen = [NSScreen screenForPoint: point];
|
||||
if (!screen)
|
||||
screen = [NSScreen mainScreen];
|
||||
|
||||
if (screen) {
|
||||
NSRect screenFrame = [screen visibleFrame];
|
||||
NSSize screenSize = screenFrame.size;
|
||||
NSTextView* textView = [[NSTextView alloc] initWithFrame: screenFrame];
|
||||
if (screen) {
|
||||
NSRect screenFrame = [screen visibleFrame];
|
||||
NSSize screenSize = screenFrame.size;
|
||||
NSTextView* textView = [[[NSTextView alloc] initWithFrame: screenFrame] autorelease];
|
||||
|
||||
// find out how large the tooltip needs to be
|
||||
// find out how large the tooltip needs to be
|
||||
|
||||
[textView setString: string];
|
||||
[textView setString: string];
|
||||
[textView setMinSize: NSMakeSize(0.0, 0.0)];
|
||||
[textView setMaxSize: screenSize];
|
||||
[textView setVerticallyResizable: YES];
|
||||
[textView setHorizontallyResizable: YES];
|
||||
[textView setFont: [NSFont toolTipsFontOfSize: [NSFont smallSystemFontSize]]];
|
||||
[textView sizeToFit];
|
||||
NSSize textSize = NSMakeSize( ceil( NSWidth([textView frame]) ), ceil( NSHeight([textView frame]) ) );
|
||||
[textView setMaxSize: screenSize];
|
||||
[textView setVerticallyResizable: YES];
|
||||
[textView setHorizontallyResizable: YES];
|
||||
[textView setFont: [NSFont toolTipsFontOfSize: [NSFont smallSystemFontSize]]];
|
||||
[textView sizeToFit];
|
||||
NSSize textSize = NSMakeSize( ceil( NSWidth([textView frame]) ), ceil( NSHeight([textView frame]) ) );
|
||||
|
||||
// set up the panel
|
||||
// adjust the size of the tooltip by a constant amount, as illustrated in bug 149635
|
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// specifically, add padding above and below the text, and remove 6 from the right side
|
||||
// (six!? we're still not sure why it's six pixels too big. ideas are welcome).
|
||||
|
||||
[mTextField setStringValue: string];
|
||||
[mPanel setContentSize: textSize];
|
||||
textSize.width -= 6;
|
||||
textSize.height += kBorderPadding + kBorderPadding;
|
||||
|
||||
// the given point is right where the mouse pointer is. We want the tooltip's
|
||||
// top left corner somewhere below that, but not if that'll put it off the monitor. There
|
||||
// set up the panel
|
||||
|
||||
[mTextField setStringValue: string];
|
||||
[mPanel setContentSize: textSize];
|
||||
|
||||
// the given point is right where the mouse pointer is. We want the tooltip's
|
||||
// top left corner somewhere below that, but not if that'll put it off the monitor. There
|
||||
// is no way that we can go off the top of the monitor because cocoa won't let us position a window
|
||||
// that way
|
||||
const int kVOffset = 20;
|
||||
if ( point.y - kVOffset - textSize.height > NSMinY(screenFrame) )
|
||||
if ( point.y - kVOffset - textSize.height > NSMinY(screenFrame) )
|
||||
point.y -= kVOffset;
|
||||
else
|
||||
point.y += kVOffset;
|
||||
[mPanel setFrameTopLeftPoint: point];
|
||||
[mPanel setFrameTopLeftPoint: point];
|
||||
|
||||
// if it goes off the edge of the screen, shift around to put it all on the screen
|
||||
// if it goes off the edge of the screen, shift around to put it all on the screen
|
||||
|
||||
float amountOffScreenX = NSMaxX(screenFrame) - NSMaxX([mPanel frame]);
|
||||
if (amountOffScreenX < 0) {
|
||||
NSRect movedFrame = [mPanel frame];
|
||||
movedFrame.origin.x += amountOffScreenX;
|
||||
[mPanel setFrame: movedFrame display: NO];
|
||||
}
|
||||
float amountOffScreenX = NSMaxX(screenFrame) - NSMaxX([mPanel frame]);
|
||||
if (amountOffScreenX < 0) {
|
||||
NSRect movedFrame = [mPanel frame];
|
||||
movedFrame.origin.x += amountOffScreenX;
|
||||
[mPanel setFrame: movedFrame display: NO];
|
||||
}
|
||||
|
||||
// show the panel
|
||||
[mPanel orderFront: nil];
|
||||
}
|
||||
// show the panel
|
||||
[mPanel orderFront: nil];
|
||||
}
|
||||
}
|
||||
|
||||
- (void)closeToolTip
|
||||
{
|
||||
[mPanel close];
|
||||
[mPanel close];
|
||||
}
|
||||
|
||||
@end
|
||||
|
|
|
|||
|
|
@ -1,137 +0,0 @@
|
|||
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
||||
/* ***** BEGIN LICENSE BLOCK *****
|
||||
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
|
||||
*
|
||||
* The contents of this file are subject to the Netscape Public License
|
||||
* Version 1.1 (the "License"); you may not use this file except in
|
||||
* compliance with the License. You may obtain a copy of the License at
|
||||
* http://www.mozilla.org/NPL/
|
||||
*
|
||||
* Software distributed under the License is distributed on an "AS IS" basis,
|
||||
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
||||
* for the specific language governing rights and limitations under the
|
||||
* License.
|
||||
*
|
||||
* The Original Code is mozilla.org code.
|
||||
*
|
||||
* The Initial Developer of the Original Code is
|
||||
* Netscape Communications Corporation.
|
||||
* Portions created by the Initial Developer are Copyright (C) 2002
|
||||
* the Initial Developer. All Rights Reserved.
|
||||
*
|
||||
* Contributor(s): Richard Schreyer
|
||||
*
|
||||
* Alternatively, the contents of this file may be used under the terms of
|
||||
* either the GNU General Public License Version 2 or later (the "GPL"), or
|
||||
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
||||
* in which case the provisions of the GPL or the LGPL are applicable instead
|
||||
* of those above. If you wish to allow use of your version of this file only
|
||||
* under the terms of either the GPL or the LGPL, and not to allow others to
|
||||
* use your version of this file under the terms of the NPL, indicate your
|
||||
* decision by deleting the provisions above and replace them with the notice
|
||||
* and other provisions required by the GPL or the LGPL. If you do not delete
|
||||
* the provisions above, a recipient may use your version of this file under
|
||||
* the terms of any one of the NPL, the GPL or the LGPL.
|
||||
*
|
||||
* ***** END LICENSE BLOCK ***** */
|
||||
|
||||
#import "ToolTip.h"
|
||||
#import "NSScreen+Utils.h"
|
||||
|
||||
@interface ToolTip (ToolTipPrivateMethods)
|
||||
|
||||
@end
|
||||
|
||||
|
||||
@implementation ToolTip
|
||||
|
||||
- (id)init
|
||||
{
|
||||
self = [super init];
|
||||
if (self) {
|
||||
mPanel = [[NSPanel alloc] initWithContentRect: NSMakeRect(0.0, 0.0, 200.0, 200.0) styleMask: NSBorderlessWindowMask backing: NSBackingStoreBuffered defer: YES];
|
||||
mTextField = [[[NSTextField alloc] initWithFrame: NSMakeRect(0.0, 0.0, 200.0, 200.0)] autorelease];
|
||||
|
||||
[[mPanel contentView] addSubview: mTextField];
|
||||
[mPanel setHasShadow: YES];
|
||||
|
||||
[mTextField setAutoresizingMask: NSViewWidthSizable | NSViewHeightSizable];
|
||||
[mTextField setBackgroundColor: [NSColor colorWithCalibratedRed: 1.0 green: 1.0 blue: .81 alpha: 1.0]];
|
||||
[mTextField setDrawsBackground: YES];
|
||||
[mTextField setEditable: NO];
|
||||
[mTextField setSelectable: NO];
|
||||
[mTextField setFont: [NSFont toolTipsFontOfSize: [NSFont smallSystemFontSize]]];
|
||||
[mTextField setBezeled: NO];
|
||||
[mTextField setBordered: NO];
|
||||
}
|
||||
return self;
|
||||
}
|
||||
|
||||
- (void)dealloc
|
||||
{
|
||||
[mPanel close];
|
||||
[mPanel release];
|
||||
[super dealloc];
|
||||
}
|
||||
|
||||
- (void)showToolTipAtPoint:(NSPoint)point withString:(NSString*)string
|
||||
{
|
||||
if ([string length] == 0)
|
||||
return;
|
||||
|
||||
NSScreen* screen = [NSScreen screenForPoint: point];
|
||||
if (!screen)
|
||||
screen = [NSScreen mainScreen];
|
||||
|
||||
if (screen) {
|
||||
NSRect screenFrame = [screen visibleFrame];
|
||||
NSSize screenSize = screenFrame.size;
|
||||
NSTextView* textView = [[NSTextView alloc] initWithFrame: screenFrame];
|
||||
|
||||
// find out how large the tooltip needs to be
|
||||
|
||||
[textView setString: string];
|
||||
[textView setMinSize: NSMakeSize(0.0, 0.0)];
|
||||
[textView setMaxSize: screenSize];
|
||||
[textView setVerticallyResizable: YES];
|
||||
[textView setHorizontallyResizable: YES];
|
||||
[textView setFont: [NSFont toolTipsFontOfSize: [NSFont smallSystemFontSize]]];
|
||||
[textView sizeToFit];
|
||||
NSSize textSize = NSMakeSize( ceil( NSWidth([textView frame]) ), ceil( NSHeight([textView frame]) ) );
|
||||
|
||||
// set up the panel
|
||||
|
||||
[mTextField setStringValue: string];
|
||||
[mPanel setContentSize: textSize];
|
||||
|
||||
// the given point is right where the mouse pointer is. We want the tooltip's
|
||||
// top left corner somewhere below that, but not if that'll put it off the monitor. There
|
||||
// is no way that we can go off the top of the monitor because cocoa won't let us position a window
|
||||
// that way
|
||||
const int kVOffset = 20;
|
||||
if ( point.y - kVOffset - textSize.height > NSMinY(screenFrame) )
|
||||
point.y -= kVOffset;
|
||||
else
|
||||
point.y += kVOffset;
|
||||
[mPanel setFrameTopLeftPoint: point];
|
||||
|
||||
// if it goes off the edge of the screen, shift around to put it all on the screen
|
||||
|
||||
float amountOffScreenX = NSMaxX(screenFrame) - NSMaxX([mPanel frame]);
|
||||
if (amountOffScreenX < 0) {
|
||||
NSRect movedFrame = [mPanel frame];
|
||||
movedFrame.origin.x += amountOffScreenX;
|
||||
[mPanel setFrame: movedFrame display: NO];
|
||||
}
|
||||
|
||||
// show the panel
|
||||
[mPanel orderFront: nil];
|
||||
}
|
||||
}
|
||||
|
||||
- (void)closeToolTip
|
||||
{
|
||||
[mPanel close];
|
||||
}
|
||||
|
||||
@end
|
||||
|
|
@ -1,137 +0,0 @@
|
|||
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
|
||||
/* ***** BEGIN LICENSE BLOCK *****
|
||||
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
|
||||
*
|
||||
* The contents of this file are subject to the Netscape Public License
|
||||
* Version 1.1 (the "License"); you may not use this file except in
|
||||
* compliance with the License. You may obtain a copy of the License at
|
||||
* http://www.mozilla.org/NPL/
|
||||
*
|
||||
* Software distributed under the License is distributed on an "AS IS" basis,
|
||||
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
|
||||
* for the specific language governing rights and limitations under the
|
||||
* License.
|
||||
*
|
||||
* The Original Code is mozilla.org code.
|
||||
*
|
||||
* The Initial Developer of the Original Code is
|
||||
* Netscape Communications Corporation.
|
||||
* Portions created by the Initial Developer are Copyright (C) 2002
|
||||
* the Initial Developer. All Rights Reserved.
|
||||
*
|
||||
* Contributor(s): Richard Schreyer
|
||||
*
|
||||
* Alternatively, the contents of this file may be used under the terms of
|
||||
* either the GNU General Public License Version 2 or later (the "GPL"), or
|
||||
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
|
||||
* in which case the provisions of the GPL or the LGPL are applicable instead
|
||||
* of those above. If you wish to allow use of your version of this file only
|
||||
* under the terms of either the GPL or the LGPL, and not to allow others to
|
||||
* use your version of this file under the terms of the NPL, indicate your
|
||||
* decision by deleting the provisions above and replace them with the notice
|
||||
* and other provisions required by the GPL or the LGPL. If you do not delete
|
||||
* the provisions above, a recipient may use your version of this file under
|
||||
* the terms of any one of the NPL, the GPL or the LGPL.
|
||||
*
|
||||
* ***** END LICENSE BLOCK ***** */
|
||||
|
||||
#import "ToolTip.h"
|
||||
#import "NSScreen+Utils.h"
|
||||
|
||||
@interface ToolTip (ToolTipPrivateMethods)
|
||||
|
||||
@end
|
||||
|
||||
|
||||
@implementation ToolTip
|
||||
|
||||
- (id)init
|
||||
{
|
||||
self = [super init];
|
||||
if (self) {
|
||||
mPanel = [[NSPanel alloc] initWithContentRect: NSMakeRect(0.0, 0.0, 200.0, 200.0) styleMask: NSBorderlessWindowMask backing: NSBackingStoreBuffered defer: YES];
|
||||
mTextField = [[[NSTextField alloc] initWithFrame: NSMakeRect(0.0, 0.0, 200.0, 200.0)] autorelease];
|
||||
|
||||
[[mPanel contentView] addSubview: mTextField];
|
||||
[mPanel setHasShadow: YES];
|
||||
|
||||
[mTextField setAutoresizingMask: NSViewWidthSizable | NSViewHeightSizable];
|
||||
[mTextField setBackgroundColor: [NSColor colorWithCalibratedRed: 1.0 green: 1.0 blue: .81 alpha: 1.0]];
|
||||
[mTextField setDrawsBackground: YES];
|
||||
[mTextField setEditable: NO];
|
||||
[mTextField setSelectable: NO];
|
||||
[mTextField setFont: [NSFont toolTipsFontOfSize: [NSFont smallSystemFontSize]]];
|
||||
[mTextField setBezeled: NO];
|
||||
[mTextField setBordered: NO];
|
||||
}
|
||||
return self;
|
||||
}
|
||||
|
||||
- (void)dealloc
|
||||
{
|
||||
[mPanel close];
|
||||
[mPanel release];
|
||||
[super dealloc];
|
||||
}
|
||||
|
||||
- (void)showToolTipAtPoint:(NSPoint)point withString:(NSString*)string
|
||||
{
|
||||
if ([string length] == 0)
|
||||
return;
|
||||
|
||||
NSScreen* screen = [NSScreen screenForPoint: point];
|
||||
if (!screen)
|
||||
screen = [NSScreen mainScreen];
|
||||
|
||||
if (screen) {
|
||||
NSRect screenFrame = [screen visibleFrame];
|
||||
NSSize screenSize = screenFrame.size;
|
||||
NSTextView* textView = [[NSTextView alloc] initWithFrame: screenFrame];
|
||||
|
||||
// find out how large the tooltip needs to be
|
||||
|
||||
[textView setString: string];
|
||||
[textView setMinSize: NSMakeSize(0.0, 0.0)];
|
||||
[textView setMaxSize: screenSize];
|
||||
[textView setVerticallyResizable: YES];
|
||||
[textView setHorizontallyResizable: YES];
|
||||
[textView setFont: [NSFont toolTipsFontOfSize: [NSFont smallSystemFontSize]]];
|
||||
[textView sizeToFit];
|
||||
NSSize textSize = NSMakeSize( ceil( NSWidth([textView frame]) ), ceil( NSHeight([textView frame]) ) );
|
||||
|
||||
// set up the panel
|
||||
|
||||
[mTextField setStringValue: string];
|
||||
[mPanel setContentSize: textSize];
|
||||
|
||||
// the given point is right where the mouse pointer is. We want the tooltip's
|
||||
// top left corner somewhere below that, but not if that'll put it off the monitor. There
|
||||
// is no way that we can go off the top of the monitor because cocoa won't let us position a window
|
||||
// that way
|
||||
const int kVOffset = 20;
|
||||
if ( point.y - kVOffset - textSize.height > NSMinY(screenFrame) )
|
||||
point.y -= kVOffset;
|
||||
else
|
||||
point.y += kVOffset;
|
||||
[mPanel setFrameTopLeftPoint: point];
|
||||
|
||||
// if it goes off the edge of the screen, shift around to put it all on the screen
|
||||
|
||||
float amountOffScreenX = NSMaxX(screenFrame) - NSMaxX([mPanel frame]);
|
||||
if (amountOffScreenX < 0) {
|
||||
NSRect movedFrame = [mPanel frame];
|
||||
movedFrame.origin.x += amountOffScreenX;
|
||||
[mPanel setFrame: movedFrame display: NO];
|
||||
}
|
||||
|
||||
// show the panel
|
||||
[mPanel orderFront: nil];
|
||||
}
|
||||
}
|
||||
|
||||
- (void)closeToolTip
|
||||
{
|
||||
[mPanel close];
|
||||
}
|
||||
|
||||
@end
|
||||
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