splitter.cpp

来自「这是VCF框架的代码」· C++ 代码 · 共 661 行 · 第 1/2 页

		case AlignBottom : {
			//delta_ = dragPoint_.y_ - pt.y_;
			delta = -(pt.y_ - dragPoint_.y_);
			if ( 0 < delta && controlLast->getHeight() < minimumWidth_ ) {
				//too complicated and it does not work right: delta -= ( minimumWidth_ - controlLast->getHeight() );
				shouldResize = false;
			}
			if ( NULL != attachedControl_ ) {
				Rect attachedCtrlBounds = attachedControl_->getBounds();
				width = attachedCtrlBounds.getHeight();
				widthMax = attachedCtrlBounds.getBottom() - minimumWidth_ - this->getHeight();	//2ch
				newWidth = VCF::minVal<double>( widthMax, VCF::maxVal<double>( minimumWidth_, width + delta ) );
				if ( width != newWidth ) {
					if ( !shiftAll && NULL != attachedControlAlt_ ) {
						delta = ( newWidth - width );
						Rect attachedCtrlAltBounds = attachedControlAlt_->getBounds();
						widthAlt = attachedCtrlAltBounds.getHeight();
						widthMax = parentHeight - attachedCtrlAltBounds.getTop() - minimumWidth_ - this->getHeight();	//2ch
						newWidthAlt =  VCF::minVal<double>( widthMax, VCF::maxVal<double>( minimumWidth_, widthAlt - delta ) );
						deltaAlt = ( newWidthAlt - widthAlt );
						if ( !shouldResize && minimumWidth_ < newWidthAlt ) {
							shouldResize = true;	// let the splitter to resize even if the last control is already at the minimum size
						}
						if ( shouldResize ) {
							Rect boundsAlt = attachedCtrlAltBounds;
							boundsAlt.setBottom( attachedCtrlAltBounds.getBottom() - deltaAlt );	//2ch
							boundsAlt.setHeight( newWidthAlt );
							attachedControlAlt_->setBounds( &boundsAlt );
							//StringUtils::traceWithArgs( "updateAttachedControl newHeightAlt: %3.1f  deltaAlt: [%.3f]\r\n" ,newWidthAlt, deltaAlt );
						}
					}
					if ( shouldResize ) {
						Rect bounds = attachedControl_->getBounds();
						bounds.setHeight( newWidth );
						attachedControl_->setBounds( &bounds );
						//StringUtils::traceWithArgs( "updateAttachedControl newHeight: %3.1f  delta: [%.3f]\r\n" ,newWidth, delta );
					}
				}
			}
		}
		break;

	}

	//StringUtils::trace( Format( "Splitter: calling resizeChildren( NULL )\n" ) );
	if ( NULL != attachedControlAlt_ ) {
		attachedControlAlt_->repaintNow();
	}
	if ( NULL != attachedControl_ ) {
		attachedControl_->repaintNow();
	}
	container->resizeChildren( NULL );
	getParent()->repaintNow();
}

void Splitter::updateAttachedControlJump( Point& pt, const bool& shiftAll )
{
	//if ( !dblClickEnabled_ ) {
	//	return;
	//}

	Rect parentBounds = getParent()->getBounds();

	double parentWidth = parentBounds.getWidth()-1;
	double parentHeight = parentBounds.getHeight()-1;
	double width, widthMax;
	double newWidth = 0.0;

	switch ( this->getAlignment() ) {
		case AlignLeft : {
			if ( shiftAll )
			{
				if ( NULL != attachedControl_ ) {
					Rect attachedCtrlBounds = attachedControl_->getBounds();
					width = attachedCtrlBounds.getWidth();// - minimumWidth_ - this->getWidth();
					widthMax = parentWidth - attachedCtrlBounds.getLeft() - minimumWidth_ - this->getWidth();
					newWidth =  VCF::minVal<double>( widthMax, VCF::maxVal<double>( minimumWidth_, width ) );
					if ( newWidth == minimumWidth_ ) {
						pt.x_ += deltaRestore_;
					} else {
						pt.x_ -= newWidth - minimumWidth_;
						deltaRestore_ = newWidth - minimumWidth_;
					}
				}
			}
			else
			{
				if ( NULL != attachedControlAlt_ ) {
					Rect attachedCtrlAltBounds = attachedControlAlt_->getBounds();
					width = attachedCtrlAltBounds.getWidth() - minimumWidth_ - this->getWidth();
					widthMax = attachedCtrlAltBounds.getRight() - minimumWidth_ - this->getWidth();
					newWidth =  VCF::minVal<double>( widthMax, VCF::maxVal<double>( minimumWidth_, width ) );
					if ( newWidth == minimumWidth_ ) {
						pt.x_ -= deltaRestore_;
					} else {
						pt.x_ += newWidth;
						deltaRestore_ = newWidth /*+ minimumWidth_ + this->getWidth()*/;
					}
				}
			}
			//StringUtils::traceWithArgs( "mouseDblClick delta_: %3.1f\r\n" ,delta_ );
		}
		break;

		case AlignTop : {
			if ( shiftAll )
			{
				if ( NULL != attachedControl_ ) {
					Rect attachedCtrlBounds = attachedControl_->getBounds();
					width = attachedCtrlBounds.getHeight();
					widthMax = parentHeight - attachedCtrlBounds.getTop();// - minimumWidth_ - this->getHeight();
					newWidth =  VCF::minVal<double>( widthMax, VCF::maxVal<double>( minimumWidth_, width ) );
					if ( newWidth == minimumWidth_ ) {
						pt.y_ += deltaRestore_;
					} else {
						pt.y_ -= newWidth - minimumWidth_;
						deltaRestore_ = newWidth - minimumWidth_;
					}
				}
			}
			else
			{
				if ( NULL != attachedControlAlt_ ) {
					Rect attachedCtrlAltBounds = attachedControlAlt_->getBounds();
					width = attachedCtrlAltBounds.getHeight() - minimumWidth_ - this->getHeight();
					widthMax = attachedCtrlAltBounds.getBottom() - minimumWidth_ - this->getHeight();
					newWidth =  VCF::minVal<double>( widthMax, VCF::maxVal<double>( minimumWidth_, width ) );
					if ( newWidth == minimumWidth_ ) {
						pt.y_ -= deltaRestore_;
					} else {
						pt.y_ += newWidth;
						deltaRestore_ = newWidth /*+ minimumWidth_ + this->getWidth()*/;
					}
				}
			}
		}
		break;

		case AlignRight : {
			if ( shiftAll )
			{
				if ( NULL != attachedControl_ ) {
					Rect attachedCtrlBounds = attachedControl_->getBounds();
					width = attachedCtrlBounds.getWidth();// - minimumWidth_ - this->getWidth();
					widthMax = attachedCtrlBounds.getRight() - minimumWidth_ - this->getWidth();
					newWidth =  VCF::minVal<double>( widthMax, VCF::maxVal<double>( minimumWidth_, width ) );
					if ( newWidth == minimumWidth_ ) {
						pt.x_ -= deltaRestore_;
					} else {
						pt.x_ += newWidth - minimumWidth_;
						deltaRestore_ = newWidth - minimumWidth_;
					}
				}
			}
			else
			{
				if ( NULL != attachedControlAlt_ ) {
					Rect attachedCtrlAltBounds = attachedControlAlt_->getBounds();
					width = attachedCtrlAltBounds.getWidth() - minimumWidth_ - this->getWidth();
					widthMax = parentWidth - attachedCtrlAltBounds.getLeft() - minimumWidth_ - this->getWidth();
					newWidth =  VCF::minVal<double>( widthMax, VCF::maxVal<double>( minimumWidth_, width ) );
					if ( newWidth == minimumWidth_ ) {
						pt.x_ += deltaRestore_;
					} else {
						pt.x_ -= newWidth;
						deltaRestore_ = newWidth;
					}
				}
			}
		}
		break;

		case AlignBottom : {
			if ( shiftAll )
			{
				if ( NULL != attachedControl_ ) {
					Rect attachedCtrlBounds = attachedControl_->getBounds();
					width = attachedCtrlBounds.getHeight();// - minimumWidth_ - this->getHeight();	//2ch
					widthMax = attachedCtrlBounds.getBottom() - minimumWidth_ - this->getHeight();	//2ch
					newWidth =  VCF::minVal<double>( widthMax, VCF::maxVal<double>( minimumWidth_, width ) );
					if ( newWidth == minimumWidth_ ) {
						pt.y_ -= deltaRestore_;
					} else {
						pt.y_ += newWidth - minimumWidth_;
						deltaRestore_ = newWidth - minimumWidth_;
					}
				}
			}
			else
			{
				if ( NULL != attachedControlAlt_ ) {
					Rect attachedCtrlAltBounds = attachedControlAlt_->getBounds();
					width = attachedCtrlAltBounds.getHeight() - minimumWidth_ - this->getHeight();	//2ch
					widthMax = parentWidth - attachedCtrlAltBounds.getTop() - minimumWidth_ - this->getHeight();	//2ch
					newWidth =  VCF::minVal<double>( widthMax, VCF::maxVal<double>( minimumWidth_, width ) );
					if ( newWidth == minimumWidth_ ) {
						pt.y_ += deltaRestore_;
					} else {
						pt.y_ -= newWidth;
						deltaRestore_ = newWidth;
					}
				}
			}
		}
		break;

	}

	updateAttachedControl( pt, shiftAll );
}

void Splitter::paint( GraphicsContext* ctx )
{
	CustomControl::paint( ctx );
	Rect r( 0, 0, getWidth(), getHeight() );
	bdr_.paint( &r, ctx );
}

double Splitter::getPreferredHeight()
{
	return UIToolkit::getUIMetricsManager()->getDefaultHeightFor( UIMetricsManager::htSeparatorHeight ) * 3;
}

double Splitter::getPreferredWidth()
{
	return UIToolkit::getUIMetricsManager()->getDefaultHeightFor( UIMetricsManager::htSeparatorHeight ) * 3;
}


/**
*CVS Log info
*$Log$
*Revision 1.4  2006/04/07 02:35:25  ddiego
*initial checkin of merge from 0.6.9 dev branch.
*
*Revision 1.3.2.2  2005/08/08 03:18:40  ddiego
*minor updates
*
*Revision 1.3.2.1  2005/08/05 01:11:38  ddiego
*splitter fixes finished.
*
*Revision 1.3  2005/07/09 23:14:55  ddiego
*merging in changes from devmain-0-6-7 branch.
*
*Revision 1.2.4.3  2005/06/29 21:18:16  marcelloptr
*minor bug fixed
*
*Revision 1.2.4.2  2005/06/29 20:30:16  marcelloptr
*second step to remove flickering when dragging a splitter
*
*Revision 1.2.4.1  2005/06/28 20:14:11  marcelloptr
*first step to remove flickering when dragging a splitter
*
*Revision 1.2  2004/08/07 02:49:09  ddiego
*merged in the devmain-0-6-5 branch to stable
*
*Revision 1.1.2.3  2004/07/11 18:45:34  ddiego
*some toolbar fixes, plus some other minor glithches fixed
*
*Revision 1.1.2.2  2004/04/29 03:43:14  marcelloptr
*reformatting of source files: macros and csvlog and copyright sections
*
*Revision 1.1.2.1  2004/04/28 00:28:19  ddiego
*migration towards new directory structure
*
*Revision 1.13  2003/12/18 05:16:00  ddiego
*merge from devmain-0-6-2 branch into the stable branch
*
*Revision 1.12.4.4  2003/12/02 05:50:06  ddiego
*added preliminary support for teh Action class. This will make it easier
*to hook up complimentary UI elements (such as a "copy" menu item, and a
*"copy" toolbar item) and have tehm respond to update and actions via a
*single source.
*Got rid of the old toolbar button and separator class. Merged in Marcellos
*new fixes for the Container and Splitter classes.
*Some misc fixes to the Toolbar, groups and checks now work correctly.
*
*Revision 1.12.4.3  2003/10/12 06:34:13  ddiego
*added some fixes to standard container layout algorithms - thisstill needs
*to be tested, but it looks like it may fix some outstanding issues
*with the layout logic
*
*Revision 1.12.4.2  2003/08/26 21:41:17  ddiego
*miscellanesous stuff, minor bugs
*
*Revision 1.12.4.1  2003/08/18 19:52:37  ddiego
*changed the Container from being a class you derive from to a separate
*intance that is created and assigned dynamically to any Control.
*
*Revision 1.12  2003/05/17 20:37:49  ddiego
*this is the checkin for the 0.6.1 release - represents the merge over from
*the devmain-0-6-0 branch plus a few minor bug fixes
*
*Revision 1.11.2.1  2003/03/12 03:13:21  ddiego
*switched all member variable that used the "m_"<name> prefix to
* <name>"_" suffix nameing standard.
*Also changed all vcf builder files to accomadate this.
*Changes were made to the Stream classes to NOT multiple inheritance and to
*be a little more correct. Changes include breaking the FileStream into two
*distinct classes, one for input and one for output.
*
*Revision 1.11  2003/02/26 04:30:57  ddiego
*merge of code in the devmain-0-5-9 branch into the current tree.
*most additions are in the area of the current linux port, but the major
*addition to this release is the addition of a Condition class (currently
*still under development) and the change over to using the Delegate class
*exclusively from the older event handler macros.
*
*Revision 1.10.14.1  2003/01/08 00:20:01  marcelloptr
*mispellings and newlines at the end of all source files
*
*Revision 1.10  2002/05/09 03:10:46  ddiego
*merged over code from development branch devmain-0-5-1a into the main CVS trunk
*
*Revision 1.9.4.2  2002/04/27 15:52:51  ddiego
*Changed a bunch of files include and made it a bit faster and added better include
*guards in the common headers
*
*Revision 1.9.4.1  2002/04/08 20:55:31  zzack
*changed include style
*
*Revision 1.9  2002/01/24 01:46:50  ddiego
*added a cvs "log" comment to the top of all files in vcf/src and vcf/include
*to facilitate change tracking
*
*/