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annotate libgui/src/octave-dock-widget.h @ 26376:00f796120a6d stable

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maint: Update copyright dates in all source files.
author John W. Eaton <jwe@octave.org>
date Wed, 02 Jan 2019 16:32:43 -0500
parents 0146d16055a8
children f7b10bd40045
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1 /*
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2
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3 Copyright (C) 2012-2019 Richard Crozier
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4
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5 This file is part of Octave.
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6
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7 Octave is free software: you can redistribute it and/or modify it
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8 under the terms of the GNU General Public License as published by
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9 the Free Software Foundation, either version 3 of the License, or
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10 (at your option) any later version.
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11
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12 Octave is distributed in the hope that it will be useful, but
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13 WITHOUT ANY WARRANTY; without even the implied warranty of
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14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 GNU General Public License for more details.
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16
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17 You should have received a copy of the GNU General Public License
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18 along with Octave; see the file COPYING. If not, see
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19 <https://www.gnu.org/licenses/>.
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20
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21 */
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22
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23 #if ! defined (octave_octave_dock_widget_h)
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24 #define octave_octave_dock_widget_h 1
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25
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26 #include <QDockWidget>
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27 #include <QSettings>
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28 #include <QIcon>
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29 #include <QMainWindow>
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30 #include <QToolButton>
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31 #include <QMouseEvent>
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32
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33 #include "octave-cmd.h"
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34
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35 namespace octave
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36 {
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37
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38 // The few decoration items common to both main window and variable editor.
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39
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40 class label_dock_widget : public QDockWidget
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41 {
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42 Q_OBJECT
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43
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44 public:
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45
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46 label_dock_widget (QWidget *p = nullptr);
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47
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48 // set_title() uses the custom title bar while setWindowTitle() uses
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49 // the default title bar (with style sheets)
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50 void set_title (const QString&);
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51
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52 protected slots:
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53
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54 //! Slots to handle copy & paste.
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55 //!@{
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56 virtual void copyClipboard (void) { }
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57 virtual void pasteClipboard (void) { }
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58 virtual void selectAll (void) { }
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59 //!@}
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60
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61 //! Slot to handle undo.
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62
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63 virtual void do_undo (void) { }
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64
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65 protected:
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66
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67 int m_icon_size;
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68 QWidget *m_title_widget;
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69 QToolButton *m_dock_button;
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70 QToolButton *m_close_button;
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71 QAction *m_dock_action;
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72 QAction *m_close_action;
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73
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74 QAbstractButton *m_default_float_button;
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75 QAbstractButton *m_default_close_button;
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76 };
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77
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78 class octave_dock_widget : public label_dock_widget
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79 {
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80 Q_OBJECT
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81
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82 public:
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83
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84 octave_dock_widget (const QString& obj_name, QWidget *p = nullptr);
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85
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86 virtual ~octave_dock_widget (void) = default;
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87
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88 virtual void connect_visibility_changed (void);
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89
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90 void set_predecessor_widget (octave_dock_widget *prev_widget);
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91
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92 signals:
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93
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94 //! Custom signal that tells whether a user has clicked away that dock
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95 //! widget, i.e the active dock widget has changed.
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96
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97 void active_changed (bool active);
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98
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99 void queue_make_window (void);
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100
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101 void queue_make_widget (void);
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102
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103 void request_queue_cmd (octave_cmd *);
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104
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105 protected:
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106
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107 virtual void closeEvent (QCloseEvent *e);
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108
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109 QWidget * focusWidget (void);
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110
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111 bool event (QEvent *event);
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112
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113 public slots:
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114
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115 virtual void focus (void)
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116 {
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117 if (! isVisible ())
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118 setVisible (true);
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119
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120 setFocus ();
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121 activateWindow ();
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122 raise ();
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123 }
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124
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125 virtual void handle_visibility (bool visible)
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126 {
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127 if (visible && ! isFloating ())
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128 focus ();
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129 }
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130
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131 virtual void notice_settings (const QSettings*) { }
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132
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133 void handle_settings (const QSettings*);
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134
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135 void handle_active_dock_changed (octave_dock_widget*, octave_dock_widget*);
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136
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137 QMainWindow * main_win (void) { return m_parent; }
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138
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139 void save_settings (void);
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140
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141 void moveEvent (QMoveEvent *event);
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142
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143 void resizeEvent (QResizeEvent *event);
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144
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145 void make_window (bool not_used = false);
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146
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147 void make_widget (bool not_used = false);
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148
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149 void default_dock (bool not_used = false);
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150
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151 protected slots:
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152
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153 //! Slot to steer changing visibility from outside.
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154
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155 virtual void handle_visibility_changed (bool visible)
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156 {
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157 if (visible)
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158 emit active_changed (true);
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159 }
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160
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161 //! Event filter for double clicks into the window decoration elements.
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162
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163 bool eventFilter (QObject *obj, QEvent *e);
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164
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165 private slots:
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166
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167 void change_visibility (bool);
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168 void toplevel_change (bool);
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169
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170 private:
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171
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172 void set_style (bool active);
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173 void set_focus_predecessor (void);
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174 void store_geometry (void);
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175
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176 //! Stores the parent, since we are reparenting to 0.
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177
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178 QMainWindow *m_parent;
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179
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180 bool m_custom_style;
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181 int m_title_3d;
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182 QColor m_bg_color;
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183 QColor m_bg_color_active;
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184 QColor m_fg_color;
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185 QColor m_fg_color_active;
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186 QString m_icon_color;
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187 QString m_icon_color_active;
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188 octave_dock_widget *m_predecessor_widget;
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189 QRect m_recent_float_geom;
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190 QByteArray m_recent_dock_geom;
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191 bool m_waiting_for_mouse_button_release;
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192
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193 };
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194 }
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195
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196 #endif