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add qgscollapsiblegroupbox, use in raster save dialog
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,105 @@ | ||
| /*************************************************************************** | ||
| qgscollapsiblegroupbox.cpp | ||
| ------------------- | ||
| begin : August 2012 | ||
| copyright : (C) 2012 by Etienne Tourigny | ||
| email : etourigny dot dev at gmail dot com | ||
| ***************************************************************************/ | ||
|
|
||
| /*************************************************************************** | ||
| * * | ||
| * This program is free software; you can redistribute it and/or modify * | ||
| * it under the terms of the GNU General Public License as published by * | ||
| * the Free Software Foundation; either version 2 of the License, or * | ||
| * (at your option) any later version. * | ||
| * * | ||
| ***************************************************************************/ | ||
|
|
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| #include "qgscollapsiblegroupbox.h" | ||
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| #include "qgsapplication.h" | ||
| #include "qgslogger.h" | ||
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| #include <QStyleOptionGroupBox> | ||
| #include <QStylePainter> | ||
| #include <QLayout> | ||
|
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| QgsCollapsibleGroupBox::QgsCollapsibleGroupBox( QWidget *parent ) | ||
| : QGroupBox( parent ), mCollapsed( false ) | ||
| { | ||
| connect( this, SIGNAL( toggled( bool ) ), this, SLOT( setToggled( bool ) ) ); | ||
| } | ||
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| QgsCollapsibleGroupBox::QgsCollapsibleGroupBox( const QString &title, QWidget *parent ) | ||
| : QGroupBox( title, parent ), mCollapsed( false ) | ||
| {} | ||
|
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| void QgsCollapsibleGroupBox::paintEvent( QPaintEvent * event ) | ||
| { | ||
| QGroupBox::paintEvent( event ); | ||
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| // paint expand/collapse icon only if groupbox is checkable as icon replaces check box | ||
| if ( ! isCheckable() ) | ||
| return; | ||
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| // create background mask + expand/collapse icon | ||
| // icons from http://www.iconfinder.com/search/?q=iconset%3AsplashyIcons | ||
| QPixmap icon( mCollapsed ? | ||
| QgsApplication::getThemePixmap( "/mIconExpand.png" ) : | ||
| QgsApplication::getThemePixmap( "/mIconCollapse.png" ) ); | ||
| QPixmap background( icon.width() + 2, icon.height() + 2 ); | ||
| background.fill( palette().color( backgroundRole() ) ); | ||
|
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| // paint on top of checkbox - does this work with all platforms/themes? | ||
| QStylePainter paint( this ); | ||
| QStyleOptionGroupBox option; | ||
| initStyleOption( &option ); | ||
| paint.drawComplexControl( QStyle::CC_GroupBox, option ); | ||
| paint.drawItemPixmap( option.rect.adjusted( 4, -1, 0, 0 ), | ||
| Qt::AlignTop | Qt::AlignLeft, | ||
| background ); | ||
| paint.drawItemPixmap( option.rect.adjusted( 6, 0, 0, 0 ), | ||
| Qt::AlignTop | Qt::AlignLeft, | ||
| icon ); | ||
| } | ||
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| void QgsCollapsibleGroupBox::showEvent( QShowEvent * event ) | ||
| { | ||
| QGroupBox::showEvent( event ); | ||
| // collapse if needed - any calls to setCollapsed() before have no effect | ||
| if ( isCheckable() && ! isChecked() && ! isCollapsed() ) | ||
| setCollapsed( true ); | ||
| } | ||
|
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| void QgsCollapsibleGroupBox::setCollapsed( bool collapse ) | ||
| { | ||
| if ( ! isVisible() ) | ||
| return; | ||
|
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| // minimize layout margins and save for subsequent restore | ||
| if ( collapse ) | ||
| { | ||
| if ( layout() ) | ||
| { | ||
| mMargins = layout()->contentsMargins(); | ||
| layout()->setContentsMargins( 1, 1, 1, 1 ); | ||
| } | ||
| } | ||
| else | ||
| { | ||
| if ( layout() ) | ||
| { | ||
| layout()->setContentsMargins( mMargins ); | ||
| } | ||
| } | ||
|
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| mCollapsed = collapse; | ||
| foreach ( QWidget *widget, findChildren<QWidget*>() ) | ||
| widget->setHidden( collapse ); | ||
|
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| if ( mCollapsed ) | ||
| emit collapsed( this ); | ||
| else | ||
| emit expanded( this ); | ||
| } | ||
|
|
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,57 @@ | ||
| /*************************************************************************** | ||
| qgscollapsiblegroupbox.h | ||
| ------------------- | ||
| begin : August 2012 | ||
| copyright : (C) 2012 by Etienne Tourigny | ||
| email : etourigny dot dev at gmail dot com | ||
| ***************************************************************************/ | ||
|
|
||
| /*************************************************************************** | ||
| * * | ||
| * This program is free software; you can redistribute it and/or modify * | ||
| * it under the terms of the GNU General Public License as published by * | ||
| * the Free Software Foundation; either version 2 of the License, or * | ||
| * (at your option) any later version. * | ||
| * * | ||
| ***************************************************************************/ | ||
|
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||
| #ifndef QGSCOLLAPSIBLEGROUPBOX_H | ||
| #define QGSCOLLAPSIBLEGROUPBOX_H | ||
|
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| #include "qgisgui.h" | ||
|
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| /** \ingroup gui | ||
| * A groupbox that collapses/expands when toggled and draws an expand/collapse icon in lieu of checkbox. | ||
| * Widget must be checkable for expand/collapse icon to appear. | ||
| */ | ||
|
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| #include <QGroupBox> | ||
|
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| class GUI_EXPORT QgsCollapsibleGroupBox : public QGroupBox | ||
| { | ||
| Q_OBJECT | ||
|
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| public: | ||
| QgsCollapsibleGroupBox( QWidget *parent = 0 ); | ||
| QgsCollapsibleGroupBox( const QString &title, QWidget *parent = 0 ); | ||
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| bool isCollapsed() const { return mCollapsed; } | ||
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| signals: | ||
| void collapsed( QWidget* ); | ||
| void expanded( QWidget* ); | ||
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| public slots: | ||
| void setToggled( bool toggled ) { setCollapsed( ! toggled ); } | ||
| void setCollapsed( bool collapse ); | ||
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| protected: | ||
| void paintEvent( QPaintEvent * ); | ||
| void showEvent( QShowEvent * event ); | ||
|
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| private: | ||
| bool mCollapsed; | ||
| QMargins mMargins; | ||
| }; | ||
|
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| #endif |
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