QCocoaColorPanelDelegate Class Reference

Inheritance diagram for QCocoaColorPanelDelegate:

Public Functions
(void)	- colorChanged:
(NSColorPanel *)	- colorPanel
(void)	- exec
(void)	- finishOffWithCode:
(id)	- initWithColorPanel:stolenContentView:okButton:cancelButton:priv:
(void)	- onCancelClicked
(void)	- onOkClicked
(QColor)	- qtColor
(void)	- relayout
(void)	- setResultSet:
(void)	- showColorPanel
(void)	- updateQtColor

Protected Variables
NSButton *	mCancelButton
NSColorPanel *	mColorPanel
BOOL	mDialogIsExecuting
CGFloat	mExtraHeight
BOOL	mHackedPanel
CGFloat	mMinWidth
NSButton *	mOkButton
QColorDialogPrivate *	mPriv
QColor *	mQtColor
NSInteger	mResultCode
BOOL	mResultSet
NSView *	mStolenContentView

Detailed Description

Definition at line 70 of file qcolordialog_mac.mm.

Functions

colorChanged:()

- (void) colorChanged:

(NSNotification *)

notification

Definition at line 193 of file qcolordialog_mac.mm.

                    :(NSNotification *)notification
{
    Q_UNUSED(notification);
    [self updateQtColor];
}

colorPanel()

- (NSColorPanel *) colorPanel

Definition at line 302 of file qcolordialog_mac.mm.

{
    return mColorPanel;
}

exec()

- (void) exec

Definition at line 344 of file qcolordialog_mac.mm.

{
    QBoolBlocker nativeDialogOnTop(QApplicationPrivate::native_modal_dialog_active);
    QMacCocoaAutoReleasePool pool;
    mDialogIsExecuting = true;
    bool modalEnded = false;
    while (!modalEnded) {
#ifndef QT_NO_EXCEPTIONS
        @try {
            [NSApp runModalForWindow:mColorPanel];
            modalEnded = true;
        } @catch (NSException *) {
            // For some reason, NSColorPanel throws an exception when
            // clicking on 'SelectedMenuItemColor' from the 'Developer'
            // palette (tab three).
        }
#else
        [NSApp runModalForWindow:mColorPanel];
        modalEnded = true;
#endif
    }

    QAbstractEventDispatcher::instance()->interrupt();
    if (mResultCode == NSCancelButton)
        mPriv->colorDialog()->reject();
    else
        mPriv->colorDialog()->accept();
}

finishOffWithCode:()

- (void) finishOffWithCode:

(NSInteger)

result

Definition at line 312 of file qcolordialog_mac.mm.

                         :(NSInteger)code
{
    mResultCode = code;
    if (mDialogIsExecuting) {
        // We stop the current modal event loop. The control
        // will then return inside -(void)exec below.
        // It's important that the modal event loop is stopped before
        // we accept/reject QColorDialog, since QColorDialog has its
        // own event loop that needs to be stopped last. 
        [NSApp stopModalWithCode:code];
    } else {
        // Since we are not in a modal event loop, we can safely close
        // down QColorDialog
        // Calling accept() or reject() can in turn call closeCocoaColorPanel.
        // This check will prevent any such recursion.
        if (!mResultSet) {
            mResultSet = true;
            if (mResultCode == NSCancelButton) {
                mPriv->colorDialog()->reject();
            } else {
                mPriv->colorDialog()->accept();
            }
        } 
    }
}

initWithColorPanel:stolenContentView:okButton:cancelButton:priv:()

- (id) initWithColorPanel:		(NSColorPanel *)	panel
stolenContentView:		(NSView *)	stolenContentView
okButton:		(NSButton *)	okButton
cancelButton:		(NSButton *)	cancelButton
priv:		(QColorDialogPrivate *)	priv

Definition at line 103 of file qcolordialog_mac.mm.

                        :(NSColorPanel *)panel
       stolenContentView:(NSView *)stolenContentView
                okButton:(NSButton *)okButton
            cancelButton:(NSButton *)cancelButton
                    priv:(QColorDialogPrivate *)priv
{
    self = [super init];

    mColorPanel = panel;
    mStolenContentView = stolenContentView;
    mOkButton = okButton;
    mCancelButton = cancelButton;
    mPriv = priv;
    mMinWidth = 0.0;
    mExtraHeight = 0.0;
    mHackedPanel = (okButton != 0);
    mResultCode = NSCancelButton;
    mDialogIsExecuting = false;
    mResultSet = false;

#if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7
    if (QSysInfo::MacintoshVersion >= QSysInfo::MV_10_7)
        [mColorPanel setRestorable:NO];
#endif

    if (mHackedPanel) {
        [self relayout];

        [okButton setAction:@selector(onOkClicked)];
        [okButton setTarget:self];

        [cancelButton setAction:@selector(onCancelClicked)];
        [cancelButton setTarget:self];
    }

    [[NSNotificationCenter defaultCenter] addObserver:self
        selector:@selector(colorChanged:)
        name:NSColorPanelColorDidChangeNotification
        object:mColorPanel];

    mQtColor = new QColor();
    return self;
}

onCancelClicked()

- (void) onCancelClicked

Definition at line 256 of file qcolordialog_mac.mm.

{
    if (mHackedPanel) {
        [[mStolenContentView window] close];
        delete mQtColor;
        mQtColor = new QColor();
        [self finishOffWithCode:NSCancelButton];
    }
}

onOkClicked()

- (void) onOkClicked

Definition at line 248 of file qcolordialog_mac.mm.

{
    Q_ASSERT(mHackedPanel);
    [[mStolenContentView window] close];
    [self updateQtColor];
    [self finishOffWithCode:NSOKButton];
}

qtColor()

- (QColor) qtColor

Definition at line 307 of file qcolordialog_mac.mm.

{
    return *mQtColor;
}

relayout()

- (void) relayout

Definition at line 199 of file qcolordialog_mac.mm.

Referenced by initWithColorPanel:stolenContentView:okButton:cancelButton:priv:.

{
    Q_ASSERT(mHackedPanel);

    NSRect rect = [[mStolenContentView superview] frame];

    // should a priori be kept in sync with qfontdialog_mac.mm
    const CGFloat ButtonMinWidth = 78.0; // 84.0 for Carbon
    const CGFloat ButtonMinHeight = 32.0;
    const CGFloat ButtonSpacing = 0.0;
    const CGFloat ButtonTopMargin = 0.0;
    const CGFloat ButtonBottomMargin = 7.0;
    const CGFloat ButtonSideMargin = 9.0;

    [mOkButton sizeToFit];
    NSSize okSizeHint = [mOkButton frame].size;

    [mCancelButton sizeToFit];
    NSSize cancelSizeHint = [mCancelButton frame].size;

    const CGFloat ButtonWidth = qMin(qMax(ButtonMinWidth,
                                          qMax(okSizeHint.width, cancelSizeHint.width)),
                                     CGFloat((rect.size.width - 2.0 * ButtonSideMargin - ButtonSpacing) * 0.5));
    const CGFloat ButtonHeight = qMax(ButtonMinHeight,
                                     qMax(okSizeHint.height, cancelSizeHint.height));

    NSRect okRect = { { rect.size.width - ButtonSideMargin - ButtonWidth,
                        ButtonBottomMargin },
                      { ButtonWidth, ButtonHeight } };
    [mOkButton setFrame:okRect];
    [mOkButton setNeedsDisplay:YES];

    NSRect cancelRect = { { okRect.origin.x - ButtonSpacing - ButtonWidth,
                            ButtonBottomMargin },
                            { ButtonWidth, ButtonHeight } };
    [mCancelButton setFrame:cancelRect];
    [mCancelButton setNeedsDisplay:YES];

    const CGFloat Y = ButtonBottomMargin + ButtonHeight + ButtonTopMargin;
    NSRect stolenCVRect = { { 0.0, Y },
                            { rect.size.width, rect.size.height - Y } };
    [mStolenContentView setFrame:stolenCVRect];
    [mStolenContentView setNeedsDisplay:YES];

    [[mStolenContentView superview] setNeedsDisplay:YES];
    mMinWidth = 2 * ButtonSideMargin + ButtonSpacing + 2 * ButtonWidth;
    mExtraHeight = Y;
}

setResultSet:()

- (void) setResultSet:

(BOOL)

result

Definition at line 167 of file qcolordialog_mac.mm.

                    :(BOOL)result
{
    mResultSet = result;
}

showColorPanel()

- (void) showColorPanel

Definition at line 338 of file qcolordialog_mac.mm.

{
    mDialogIsExecuting = false;
    [mColorPanel makeKeyAndOrderFront:mColorPanel];
}

updateQtColor()

- (void) updateQtColor

Definition at line 266 of file qcolordialog_mac.mm.

{
    delete mQtColor;
    mQtColor = new QColor();
    NSColor *color = [mColorPanel color];
    NSString *colorSpaceName = [color colorSpaceName];
    if (colorSpaceName == NSDeviceCMYKColorSpace) {
        CGFloat cyan = 0, magenta = 0, yellow = 0, black = 0, alpha = 0;
        [color getCyan:&cyan magenta:&magenta yellow:&yellow black:&black alpha:&alpha];
        mQtColor->setCmykF(cyan, magenta, yellow, black, alpha);
    } else if (colorSpaceName == NSCalibratedRGBColorSpace || colorSpaceName == NSDeviceRGBColorSpace)  {
        CGFloat red = 0, green = 0, blue = 0, alpha = 0;
        [color getRed:&red green:&green blue:&blue alpha:&alpha];
        mQtColor->setRgbF(red, green, blue, alpha);
    } else if (colorSpaceName == NSNamedColorSpace) {
        NSColor *tmpColor = [color colorUsingColorSpaceName:NSCalibratedRGBColorSpace];
        CGFloat red = 0, green = 0, blue = 0, alpha = 0;
        [tmpColor getRed:&red green:&green blue:&blue alpha:&alpha];
        mQtColor->setRgbF(red, green, blue, alpha);
    } else {
        NSColorSpace *colorSpace = [color colorSpace];
        if ([colorSpace colorSpaceModel] == NSCMYKColorSpaceModel && [color numberOfComponents] == 5){
            CGFloat components[5];
            [color getComponents:components];
            mQtColor->setCmykF(components[0], components[1], components[2], components[3], components[4]);
        } else {
            NSColor *tmpColor = [color colorUsingColorSpaceName:NSCalibratedRGBColorSpace];
            CGFloat red = 0, green = 0, blue = 0, alpha = 0;
            [tmpColor getRed:&red green:&green blue:&blue alpha:&alpha];
            mQtColor->setRgbF(red, green, blue, alpha);
        }
    }

    mPriv->setCurrentQColor(*mQtColor);
}

Properties

mCancelButton

- (NSButton*) mCancelButton

protected

Definition at line 74 of file qcolordialog_mac.mm.

mColorPanel

- (NSColorPanel*) mColorPanel

protected

Definition at line 71 of file qcolordialog_mac.mm.

Referenced by initWithColorPanel:stolenContentView:okButton:cancelButton:priv:.

mDialogIsExecuting

- (BOOL) mDialogIsExecuting

protected

Definition at line 81 of file qcolordialog_mac.mm.

mExtraHeight

- (CGFloat) mExtraHeight

protected

Definition at line 78 of file qcolordialog_mac.mm.

mHackedPanel

- (BOOL) mHackedPanel

protected

Definition at line 79 of file qcolordialog_mac.mm.

mMinWidth

- (CGFloat) mMinWidth

protected

Definition at line 77 of file qcolordialog_mac.mm.

mOkButton

- (NSButton*) mOkButton

protected

Definition at line 73 of file qcolordialog_mac.mm.

mPriv

- (QColorDialogPrivate*) mPriv

protected

Definition at line 75 of file qcolordialog_mac.mm.

mQtColor

- (QColor*) mQtColor

protected

Definition at line 76 of file qcolordialog_mac.mm.

mResultCode

- (NSInteger) mResultCode

protected

Definition at line 80 of file qcolordialog_mac.mm.

mResultSet

- (BOOL) mResultSet

protected

Definition at line 82 of file qcolordialog_mac.mm.

mStolenContentView

- (NSView*) mStolenContentView

protected

Definition at line 72 of file qcolordialog_mac.mm.

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The documentation for this class was generated from the following file:

• /src/gui/dialogs/qcolordialog_mac.mm