123 lines
4.3 KiB
C++
123 lines
4.3 KiB
C++
// This file is part of VSTGUI. It is subject to the license terms
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// in the LICENSE file found in the top-level directory of this
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// distribution and at http://github.com/steinbergmedia/vstgui/LICENSE
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#pragma once
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#include "ctextlabel.h"
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#include "../dispatchlist.h"
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#include "../platform/iplatformtextedit.h"
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#include <functional>
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namespace VSTGUI {
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using CTextEditStringToValueProc = bool (*) (UTF8StringPtr txt, float& result, void* userData);
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//-----------------------------------------------------------------------------
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// CTextEdit Declaration
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//! @brief a text edit control
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/// @ingroup controls
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//-----------------------------------------------------------------------------
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class CTextEdit : public CTextLabel, public IPlatformTextEditCallback
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{
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private:
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enum StyleEnum
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{
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StyleDoubleClick = CParamDisplay::LastStyle,
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};
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public:
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using PlatformTextEditPtr = SharedPointer<IPlatformTextEdit>;
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CTextEdit (const CRect& size, IControlListener* listener, int32_t tag, UTF8StringPtr txt = nullptr, CBitmap* background = nullptr, const int32_t style = 0);
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CTextEdit (const CTextEdit& textEdit);
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enum Style
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{
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kDoubleClickStyle = 1 << StyleDoubleClick,
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};
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bool isDoubleClickStyle () const { return hasBit (getStyle (), kDoubleClickStyle); }
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//-----------------------------------------------------------------------------
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/// @name CTextEdit Methods
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//-----------------------------------------------------------------------------
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//@{
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using StringToValueUserData = CTextEdit;
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using StringToValueFunction = std::function<bool(UTF8StringPtr txt, float& result, CTextEdit* textEdit)>;
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void setStringToValueFunction (const StringToValueFunction& stringToValueFunc);
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void setStringToValueFunction (StringToValueFunction&& stringToValueFunc);
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/** enable/disable immediate text change behaviour */
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virtual void setImmediateTextChange (bool state);
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/** get immediate text change behaviour */
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bool getImmediateTextChange () const { return immediateTextChange; }
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/** enable/disable secure style */
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void setSecureStyle (bool state);
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/** get secure style */
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bool getSecureStyle () const;
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virtual void setPlaceholderString (const UTF8String& str);
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const UTF8String& getPlaceholderString () const { return placeholderString; }
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void registerTextEditListener (ITextEditListener* listener);
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void unregisterTextEditListener (ITextEditListener* listener);
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//@}
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// overrides
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void setText (const UTF8String& txt) override;
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void valueChanged () override;
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void setValue (float val) override;
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void setTextRotation (double angle) override { } // not supported
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void draw (CDrawContext* pContext) override;
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CMouseEventResult onMouseDown (CPoint& where, const CButtonState& buttons) override;
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void onKeyboardEvent (KeyboardEvent& event) override;
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void takeFocus () override;
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void looseFocus () override;
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bool wantsFocus () const override;
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void setViewSize (const CRect& newSize, bool invalid = true) override;
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void parentSizeChanged () override;
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bool bWasReturnPressed {false};
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PlatformTextEditPtr getPlatformTextEdit () const { return platformControl; }
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CLASS_METHODS(CTextEdit, CParamDisplay)
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protected:
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~CTextEdit () noexcept override;
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void createPlatformTextEdit ();
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void updateText (IPlatformTextEdit* pte);
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CColor platformGetBackColor () const override { return getBackColor (); }
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CColor platformGetFontColor () const override { return getFontColor (); }
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CFontRef platformGetFont () const override;
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CHoriTxtAlign platformGetHoriTxtAlign () const override { return getHoriAlign (); }
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const UTF8String& platformGetText () const override { return text; }
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const UTF8String& platformGetPlaceholderText () const override { return placeholderString; }
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CRect platformGetSize () const override;
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CRect platformGetVisibleSize () const override;
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CPoint platformGetTextInset () const override { return getTextInset (); }
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void platformLooseFocus (bool returnPressed) override;
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void platformOnKeyboardEvent (KeyboardEvent& event) override;
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void platformTextDidChange () override;
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bool platformIsSecureTextEdit () override;
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PlatformTextEditPtr platformControl;
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StringToValueFunction stringToValueFunction;
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bool immediateTextChange {false};
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bool secureStyle {false};
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mutable SharedPointer<CFontDesc> platformFont;
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UTF8String placeholderString;
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DispatchList<ITextEditListener*> textEditListeners;
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};
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} // VSTGUI
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