73 lines
2.0 KiB
C++
73 lines
2.0 KiB
C++
/*
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* Copyright 2008, Ingo Weinhold, ingo_weinhold@gmx.de.
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* Distributed under the terms of the MIT license.
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*/
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#ifndef HYPER_TEXT_VIEW_H
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#define HYPER_TEXT_VIEW_H
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#include <TextView.h>
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// TODO: The current implementation works correctly only for insertions at the
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// end of the text. It doesn't keep track of any other insertions or deletions.
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class HyperTextView;
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class HyperTextAction {
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public:
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HyperTextAction();
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virtual ~HyperTextAction();
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virtual void MouseOver(HyperTextView* view, BPoint where,
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int32 startOffset, int32 endOffset,
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BMessage* message);
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virtual void MouseAway(HyperTextView* view, BPoint where,
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int32 startOffset, int32 endOffset,
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BMessage* message);
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virtual void Clicked(HyperTextView* view, BPoint where,
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BMessage* message);
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};
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class HyperTextView : public BTextView {
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public:
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HyperTextView(const char* name,
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uint32 flags = B_WILL_DRAW
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| B_PULSE_NEEDED);
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HyperTextView(BRect frame, const char* name,
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BRect textRect, uint32 resizeMask,
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uint32 flags = B_WILL_DRAW
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| B_PULSE_NEEDED);
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virtual ~HyperTextView();
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virtual void MouseDown(BPoint where);
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virtual void MouseUp(BPoint where);
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virtual void MouseMoved(BPoint where, uint32 transit,
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const BMessage* dragMessage);
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void AddHyperTextAction(int32 startOffset,
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int32 endOffset, HyperTextAction* action);
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void InsertHyperText(const char* inText,
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HyperTextAction* action,
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const text_run_array* inRuns = NULL);
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void InsertHyperText(const char* inText,
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int32 inLength, HyperTextAction* action,
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const text_run_array* inRuns = NULL);
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private:
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struct ActionInfo;
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class ActionInfoList;
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HyperTextAction* _ActionAt(const BPoint& where) const;
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const ActionInfo* _ActionInfoAt(const BPoint& where) const;
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private:
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ActionInfoList* fActionInfos;
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const ActionInfo* fLastActionInfo;
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};
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#endif // HYPER_TEXT_VIEW_H
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