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115 lines
3.0 KiB
115 lines
3.0 KiB
/***************************************************************************
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taskview.cpp - Header File
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-------------------
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begin : Tue Feb 08 13:42:00 CET 2002
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copyright : (C) 2001 - 2004 by Sebastian Stein
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email : seb.kde@hpfsc.de
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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#ifndef TASKVIEW_H
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#define TASKVIEW_H
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#define _CHECK_TASK 0
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#define _NEXT_TASK 1
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#include "exercisebase.h"
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#include "resultwidget.h"
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#include "task.h"
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#include "taskwidget.h"
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#ifdef DEBUG
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#include <kdebug.h>
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#endif
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#include <tqwidget.h>
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class TQVBoxLayout;
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class TQHBoxLayout;
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class TQGridLayout;
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class TQSpacerItem;
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class TQLabel;
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class TQPushButton;
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class TQLineEdit;
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class TQFrame;
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/*! Constructs a TQWidget, which shows the task to the user.
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* The class also provides input fields, so that the user can enter the result.
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* It also controls the interaction, so that the entered result gets checked
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* and a new task can be generated.
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* \author Sebastian Stein
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* */
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class TaskView : public ExerciseBase
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{
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Q_OBJECT
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public:
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/** constructor */
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TaskView(TQWidget * parent = 0, const char * name = 0,
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bool padd_sub = true, bool pmul_div = false,
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unsigned int pnr_ratios = 2, unsigned int pmax_md = 10);
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/** destructor */
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~TaskView();
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/** set new task parameters, which will be used for the next task to be
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* generated */
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void setTaskParameters(bool padd_sub, bool pmul_div, unsigned int pnr_ratios, unsigned int pmax_md);
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/** force the creation of a new task */
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void forceNewTask();
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public slots:
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void update();
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signals:
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/** class emits this signal, if the task was solved correctly by the user */
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void signalTaskSolvedCorrect();
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/** class emits this signal, if the task was solved not correctly by the user
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* */
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void signalTaskSolvedWrong();
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private:
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bool add_sub;
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bool mul_div;
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unsigned int nr_ratios;
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unsigned int curr_nr_ratios;
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unsigned int max_md;
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short m_currentState;
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ResultWidget* m_resultWidget;
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TQPushButton* m_checkButton;
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TQLabel* result_label;
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TaskWidget* m_taskWidget;
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TQLineEdit* numer_edit;
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TQFrame* edit_line;
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TQLineEdit* deno_edit;
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TQGridLayout* baseGrid;
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TQWidget* baseWidget;
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TQVBoxLayout* realLayout;
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task current_task;
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ratio result;
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ratio entered_result;
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void showResult();
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void nextTask();
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private slots:
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void slotCheckButtonClicked();
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};
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#endif
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