src/frontends/qt4/GuiParagraph.h

   1 // -*- C++ -*-
   2 /**
   3  * \file GuiParagraph.h
   4  * This file is part of LyX, the document processor.
   5  * Licence details can be found in the file COPYING.
   6  *
   7  * \author Edwin Leuven
   8  * \author John Levon
   9  * \author Abdelrazak Younes
  10  *
  11  * Full author contact details are available in file CREDITS.
  12  */
  13
  14 #ifndef GUIPARAGRAPH_H
  15 #define GUIPARAGRAPH_H
  16
  17 #include "Layout.h"
  18 #include "ui_ParagraphUi.h"
  19 #include "Dialog.h"
  20 #include "ParagraphParameters.h"
  21 #include "GuiView.h"
  22 #include "qt_helpers.h"
  23 #include "debug.h"
  24
  25 #include <QCloseEvent>
  26 #include <QDialog>
  27 #include <QSettings>
  28 #include <QShowEvent>
  29 #include <QGridLayout>
  30
  31 #include <map>
  32 #include <string>
  33
  34 namespace lyx {
  35 namespace frontend {
  36
  37 class GuiParagraph
  38         : public QDialog, public Ui::ParagraphUi, public Controller, public Dialog
  39 {
  40         Q_OBJECT
  41 public:
  42         GuiParagraph(LyXView & lv);
  43
  44         /// update
  45         void updateView();
  46
  47 private:
  48         ///
  49         void checkAlignmentRadioButtons();
  50         ///
  51         void alignmentToRadioButtons(LyXAlignment align = LYX_ALIGN_LAYOUT);
  52         ///
  53         LyXAlignment getAlignmentFromDialog();
  54         ///
  55         Controller & controller() { return *this; }
  56         ///
  57         typedef std::map<LyXAlignment, QRadioButton *> RadioMap;
  58         RadioMap radioMap;
  59
  60         QString const alignDefaultLabel;
  61
  62         void applyView() {}
  63         void hideView()
  64         {
  65                 clearParams();
  66                 QDialog::hide();
  67         }
  68         void showData(std::string const & data)
  69         {
  70                 initialiseParams(data);
  71                 showView();
  72         }
  73         void showView()
  74         {
  75                 updateView();  // make sure its up-to-date
  76                 QDialog::show();
  77                 raise();
  78                 activateWindow();
  79         }
  80         bool isVisibleView() const { return QDialog::isVisible(); }
  81         void checkStatus() { updateView(); }
  82         void redraw() { redrawView(); }
  83         void redrawView() {}
  84         void updateData(std::string const & data)
  85         {
  86                 initialiseParams(data);
  87                 updateView();
  88         }
  89         void partialUpdateView(int /*id*/) {}
  90         std::string name() const { return "paragraph"; }
  91
  92 private:
  93         std::string name_;
  94
  95         void showEvent(QShowEvent * e)
  96         {
  97 #if (QT_VERSION >= 0x040200)
  98                 QSettings settings;
  99                 std::string key = name_ + "/geometry";
 100                 QDialog::restoreGeometry(settings.value(key.c_str()).toByteArray());
 101 #endif
 102             QDialog::showEvent(e);
 103         }
 104
 105         void closeEvent(QCloseEvent * e)
 106         {
 107 #if (QT_VERSION >= 0x040200)
 108                 QSettings settings;
 109                 std::string key = name_ + "/geometry";
 110                 settings.setValue(key.c_str(), QDialog::saveGeometry());
 111 #endif
 112             QDialog::closeEvent(e);
 113         }
 114
 115 private Q_SLOTS:
 116         ///
 117         void changed();
 118         ///
 119         void on_synchronizedViewCB_toggled();
 120         ///
 121         void on_restorePB_clicked();
 122         ///
 123         void on_linespacing_activated(int);
 124         /// Apply changes
 125         void on_applyPB_clicked();
 126
 127 private:
 128         ///
 129         bool initialiseParams(std::string const & /*data*/) { return true; }
 130         /// clean-up on hide.
 131         void clearParams() {}
 132         ///
 133         void dispatchParams();
 134         ///
 135         bool isBufferDependent() const { return true; }
 136         ///
 137         ParagraphParameters & params();
 138         ///
 139         ParagraphParameters const & params() const;
 140         ///
 141         bool haveMulitParSelection();
 142         ///
 143         bool canIndent() const;
 144         ///
 145         LyXAlignment alignPossible() const;
 146         ///
 147         LyXAlignment alignDefault() const;
 148
 149 private:
 150         ParagraphParameters multiparsel_;
 151 };
 152
 153 } // namespace frontend
 154 } // namespace lyx
 155
 156 #endif // QPARAGRAPH_H