96 lines
2.2 KiB
C++
96 lines
2.2 KiB
C++
/*
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* Copyright 2010, Andrea Anzani. All rights reserved.
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* Distributed under the terms of the MIT License.
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*/
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#ifndef REFLOWING_TEXT_VIEW_H
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#define REFLOWING_TEXT_VIEW_H
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#include <app/AppDefs.h>
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#include <app/Application.h>
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#include <app/Roster.h>
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#include <app/MessageFilter.h>
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#include <app/Message.h>
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#include <app/MessageRunner.h>
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#include <app/Messenger.h>
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#include <interface/StringView.h>
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#include <interface/TextView.h>
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#include <interface/Window.h>
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#include "Queue.h"
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#include <String.h>
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//#include "BeShareNameSpace.h"
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/* Subsclass of BTextView that automatically reflows the text when it is resized */
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class ReflowingTextView : public BTextView
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{
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public:
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ReflowingTextView(BRect frame, const char* name, BRect textRect, uint32 resizeMask, uint32 flags = B_WILL_DRAW | B_PULSE_NEEDED);
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virtual ~ReflowingTextView();
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virtual void AttachedToWindow();
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virtual void FrameResized(float w, float h);
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virtual void MessageReceived(BMessage* msg);
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virtual void MouseMoved(BPoint where, uint32 code, const BMessage* msg);
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virtual void MouseDown(BPoint where);
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void FixTextRect();
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void Clear();
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void AddURLRegion(uint32 start, uint32 len, const BString& optHiddenURL);
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void SetCommandURLTarget(const BMessenger& target, const BMessage& queryMsg, const BMessage& privMsg);
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private:
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void UpdateToolTip();
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/* A simple little data class that remembers stuff we need to remember about hyperlinks in the text view */
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class URLLink
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{
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public:
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URLLink() : _start(0), _len(0) {
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/* empty */
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}
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URLLink(uint32 start, uint32 len, const BString& optURL) : _start(start), _len(len), _url(optURL) {
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/* empty */
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}
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inline uint32 GetStart() const {
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return _start;
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}
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inline uint32 GetLength() const {
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return _len;
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}
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const BString& GetURL() const {
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return _url;
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}
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private:
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uint32 _start;
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uint32 _len;
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BString _url;
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};
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const URLLink* GetURLAt(BPoint pt) const;
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Queue<URLLink> _urls;
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BMessenger _commandTarget;
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BMessage _queryMessage;
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BMessage _privMessage;
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BMessageRunner* _showTipRunner;
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bool _runnerWillHide; // If true, the runner is a hide-runner.
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bool _canShow;
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BWindow* _urlTip;
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BStringView* _urlStringView;
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int32 _currentLinkStart;
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BString _currentURLString;
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};
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#endif
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