MFXDynamicLabel.h

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/****************************************************************************/
// Eclipse SUMO, Simulation of Urban MObility; see https://eclipse.dev/sumo
// Copyright (C) 2001-2025 German Aerospace Center (DLR) and others.
// This program and the accompanying materials are made available under the
// terms of the Eclipse Public License 2.0 which is available at
// https://www.eclipse.org/legal/epl-2.0/
// This Source Code may also be made available under the following Secondary
// Licenses when the conditions for such availability set forth in the Eclipse
// Public License 2.0 are satisfied: GNU General Public License, version 2
// or later which is available at
// https://www.gnu.org/licenses/old-licenses/gpl-2.0-standalone.html
// SPDX-License-Identifier: EPL-2.0 OR GPL-2.0-or-later
/****************************************************************************/
// Text label with dynamic multi-line text (inserts line breaks on the fly)
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#pragma once
#include <config.h>
 
#include <string>
 
#include "fxheader.h"
 
 
class MFXDynamicLabel : public FXLabel {
    FXDECLARE(MFXDynamicLabel)
 
public:
    enum {
        MID_LABEL_WIDTHCHANGE,
    };
 
    MFXDynamicLabel(FXComposite* p, const FXString& text, FXIcon* ic = 0, FXuint opts = LABEL_NORMAL, FXint x = 0, FXint y = 0, FXint w = 0, FXint h = 0, FXint pl = DEFAULT_PAD, FXint pr = DEFAULT_PAD, FXint pt = DEFAULT_PAD, FXint pb = DEFAULT_PAD, std::string indent = "- ");
 
    virtual ~MFXDynamicLabel() {};
 
    void setText(const FXString& text);
 
    long onUpdate(FXObject* sender, FXSelector, void*);
 
    void position(FXint x, FXint y, FXint w, FXint h);
 
    FXint getDefaultHeight();
 
protected:
    MFXDynamicLabel();
 
private:
    void computeIndentation();
 
    void reformatLineBreaks(const int curWidth);
 
    std::string myOriginalString;
 
    std::string myIndentString;
 
    int myIndent;
 
    int myPreviousWidth;
 
    MFXDynamicLabel(const MFXDynamicLabel&) = delete;
 
    MFXDynamicLabel& operator=(const MFXDynamicLabel&) = delete;
};
class MFXDynamicLabel : public FXLabel {…};