diff options
author | Bjoern Michaelsen <bjoern.michaelsen@canonical.com> | 2013-04-18 18:26:28 +0200 |
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committer | Bjoern Michaelsen <bjoern.michaelsen@canonical.com> | 2013-04-23 22:20:31 +0200 |
commit | b9337e22ce1dbf2eba0e8c8db294ae99f4111f91 (patch) | |
tree | 53ee1bd3dfd213815a21579151983cb997922b05 /include/svx/dialcontrol.hxx | |
parent | f4e1642a1761d5eab6ccdd89928869c2b2f1528a (diff) |
execute move of global headers
see https://gerrit.libreoffice.org/#/c/3367/
and Change-Id: I00c96fa77d04b33a6f8c8cd3490dfcd9bdc9e84a for details
Change-Id: I199a75bc4042af20817265d5ef85b1134a96ff5a
Diffstat (limited to 'include/svx/dialcontrol.hxx')
-rw-r--r-- | include/svx/dialcontrol.hxx | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/include/svx/dialcontrol.hxx b/include/svx/dialcontrol.hxx new file mode 100644 index 000000000000..fbb4d271679d --- /dev/null +++ b/include/svx/dialcontrol.hxx @@ -0,0 +1,140 @@ +/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */ +/* + * This file is part of the LibreOffice project. + * + * This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. + * + * This file incorporates work covered by the following license notice: + * + * Licensed to the Apache Software Foundation (ASF) under one or more + * contributor license agreements. See the NOTICE file distributed + * with this work for additional information regarding copyright + * ownership. The ASF licenses this file to you under the Apache + * License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 . + */ + +#ifndef SVX_DIALCONTROL_HXX +#define SVX_DIALCONTROL_HXX + +#include <memory> +#include <vcl/ctrl.hxx> +#include <sfx2/itemconnect.hxx> +#include "svx/svxdllapi.h" + +class NumericField; + +namespace svx { + +// ============================================================================ + +struct DialControl_Impl; + +/** This control allows to input a rotation angle, visualized by a dial. + + Usage: A single click sets a rotation angle rounded to steps of 15 degrees. + Dragging with the left mouse button sets an exact rotation angle. Pressing + the ESCAPE key during mouse drag cancels the operation and restores the old + state of the control. + + It is possible to link a numeric field to this control using the function + SetLinkedField(). The DialControl will take full control of this numeric + field: + - Sets the rotation angle to the numeric field in mouse operations. + - Shows the value entered/modified in the numeric field. + - Enables/disables/shows/hides the field according to own state changes. + */ +class SVX_DLLPUBLIC DialControl : public Control +{ +public: + explicit DialControl( Window* pParent, const ResId& rResId ); + explicit DialControl( Window* pParent, WinBits nBits ); + + virtual ~DialControl(); + + virtual void Paint( const Rectangle& rRect ); + + virtual void StateChanged( StateChangedType nStateChange ); + virtual void DataChanged( const DataChangedEvent& rDCEvt ); + + virtual void MouseButtonDown( const MouseEvent& rMEvt ); + virtual void MouseMove( const MouseEvent& rMEvt ); + virtual void MouseButtonUp( const MouseEvent& rMEvt ); + virtual void KeyInput( const KeyEvent& rKEvt ); + virtual void LoseFocus(); + + virtual Size GetOptimalSize() const; + virtual void Resize(); + + /** Returns true, if the control is not in "don't care" state. */ + bool HasRotation() const; + /** Sets the control to "don't care" state. */ + void SetNoRotation(); + + /** Returns the current rotation angle in 1/100 degrees. */ + sal_Int32 GetRotation() const; + /** Sets the rotation to the passed value (in 1/100 degrees). */ + void SetRotation( sal_Int32 nAngle ); + + /** Links the passed numeric edit field to the control (bi-directional). */ + void SetLinkedField( NumericField* pField ); + /** Returns the linked numeric edit field, or 0. */ + NumericField* GetLinkedField() const; + + /** The passed handler is called whenever the totation value changes. */ + void SetModifyHdl( const Link& rLink ); + /** Returns the current modify handler. */ + const Link& GetModifyHdl() const; + + /** Save value for later comparison */ + void SaveValue(); + + /** Compare value with the saved value */ + bool IsValueModified(); + +private: + void Init( const Size& rWinSize, const Font& rWinFont ); + void Init( const Size& rWinSize ); + void InvalidateControl(); + + void ImplSetRotation( sal_Int32 nAngle, bool bBroadcast ); + void ImplSetFieldLink( const Link& rLink ); + + void HandleMouseEvent( const Point& rPos, bool bInitial ); + void HandleEscapeEvent(); + + DECL_LINK( LinkedFieldModifyHdl, NumericField* ); + + std::auto_ptr< DialControl_Impl > mpImpl; +}; + +// ============================================================================ + +/** Wrapper for usage of a DialControl in item connections. */ +class SVX_DLLPUBLIC DialControlWrapper : public sfx::SingleControlWrapper< DialControl, sal_Int32 > +{ +public: + explicit DialControlWrapper( DialControl& rDial ); + + virtual bool IsControlDontKnow() const; + virtual void SetControlDontKnow( bool bSet ); + + virtual sal_Int32 GetControlValue() const; + virtual void SetControlValue( sal_Int32 nValue ); +}; + +// ---------------------------------------------------------------------------- + +/** An item<->control connection for a DialControl. */ +typedef sfx::ItemControlConnection< sfx::Int32ItemWrapper, DialControlWrapper > DialControlConnection; + +// ============================================================================ + +} // namespace svx + +#endif + +/* vim:set shiftwidth=4 softtabstop=4 expandtab: */ |