1 | package org.expeditee.gui;
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2 |
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3 | import java.awt.AWTException;
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4 | import java.awt.Color;
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5 | import java.awt.Cursor;
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6 | import java.awt.Dimension;
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7 | import java.awt.Image;
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8 | import java.awt.Point;
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9 | import java.awt.Robot;
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10 | import java.awt.Toolkit;
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11 | import java.awt.event.KeyEvent;
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12 | import java.awt.geom.Point2D;
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13 | import java.awt.image.MemoryImageSource;
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14 | import java.util.ArrayList;
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15 | import java.util.Collection;
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16 | import java.util.Collections;
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17 | import java.util.HashSet;
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18 | import java.util.LinkedList;
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19 | import java.util.List;
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20 | import java.util.Stack;
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21 |
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22 | import javax.swing.JOptionPane;
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23 |
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24 | import org.expeditee.items.Item;
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25 | import org.expeditee.items.ItemParentStateChangedEvent;
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26 | import org.expeditee.items.Picture;
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27 | import org.expeditee.items.Text;
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28 | import org.expeditee.settings.UserSettings;
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29 | import org.expeditee.stats.SessionStats;
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30 | import org.expeditee.taskmanagement.EntitySaveManager;
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31 |
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32 | /**
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33 | * This Interface is used by the Frame to control all display input and output.
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34 | *
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35 | * @author jdm18
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36 | *
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37 | */
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38 | public class DisplayIO {
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39 |
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40 | private static final int SMALL_CURSOR_SIZE = 16;
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41 |
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42 | private static final int MEDIUM_CURSOR_SIZE = 32;
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43 |
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44 | private static final int LARGE_CURSOR_SIZE = 64;
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45 |
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46 | /**
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47 | * The color to be used to highlight the linked parent item, when the user
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48 | * navigates backwards.
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49 | */
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50 | public static final Color BACK_HIGHLIGHT_COLOR = Color.MAGENTA;
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51 |
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52 | private static Browser _Browser;
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53 |
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54 | // The current Frame being displayed on the screen.
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55 | private static Frame _CurrentFrames[] = new Frame[2];
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56 |
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57 | // Maintains the list of frames visited thus-far for back-tracking
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58 | @SuppressWarnings("unchecked")
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59 | private static Stack<String>[] _VisitedFrames = new Stack[2];
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60 |
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61 | @SuppressWarnings("unchecked")
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62 | private static Stack<String>[] _BackedUpFrames = new Stack[2];
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63 |
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64 | // used to change the mouse cursor position on the screen
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65 | private static Robot _Robot;
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66 |
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67 | private static boolean _TwinFrames = false;
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68 |
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69 | /** Notified whenever the frame changes */
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70 | private static HashSet<DisplayIOObserver> _displayIOObservers = new HashSet<DisplayIOObserver>();
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71 |
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72 | /**
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73 | * The title to display in the Title bar.
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74 | */
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75 | public static String TITLE = "ExpDev";
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76 |
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77 | private DisplayIO() {
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78 | }
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79 |
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80 | public static void Init(Browser browser) {
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81 | _Browser = browser;
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82 | try {
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83 | _Robot = new Robot();
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84 | } catch (AWTException e) {
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85 | e.printStackTrace();
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86 | }
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87 |
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88 | Point mouse = _Browser.getMousePosition();
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89 | if (mouse != null) {
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90 | FrameMouseActions.MouseX = mouse.x;
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91 | FrameMouseActions.MouseY = mouse.y;
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92 | }
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93 |
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94 | _VisitedFrames[0] = new Stack<String>();
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95 | _VisitedFrames[1] = new Stack<String>();
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96 | _BackedUpFrames[0] = new Stack<String>();
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97 | _BackedUpFrames[1] = new Stack<String>();
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98 | }
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99 |
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100 | /**
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101 | * Notifies observers that the frame has changed.
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102 | */
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103 | private static void fireFrameChanged() {
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104 | for (DisplayIOObserver observer : _displayIOObservers) {
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105 | observer.frameChanged();
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106 | }
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107 | }
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108 |
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109 | /**
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110 | * Adds a DisplayIOObserver to the DisplayIO. DisplayIOObserver's are
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111 | * notified when frame changes.
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112 | *
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113 | * @see #removeDisplayIOObserver(DisplayIOObserver)
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114 | *
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115 | * @param observer
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116 | * The observer to add
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117 | *
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118 | * @throws NullPointerException
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119 | * If observer is null.
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120 | */
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121 | public static void addDisplayIOObserver(DisplayIOObserver observer) {
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122 | if (observer == null)
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123 | throw new NullPointerException("observer");
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124 | _displayIOObservers.add(observer);
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125 | }
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126 |
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127 | /**
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128 | * Removes a DisplayIOObserver from the DisplayIO.
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129 | *
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130 | * @see #addDisplayIOObserver(DisplayIOObserver)
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131 | *
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132 | * @param observer
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133 | * The observer to add
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134 | *
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135 | * @throws NullPointerException
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136 | * If observer is null.
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137 | */
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138 | public static void removeDisplayIOObserver(DisplayIOObserver observer) {
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139 | if (observer == null)
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140 | throw new NullPointerException("observer");
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141 | _displayIOObservers.remove(observer);
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142 | }
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143 |
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144 | public static void setTextCursor(Text text, int cursorMovement) {
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145 | setTextCursor(text, cursorMovement, false, false, false, false);
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146 | }
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147 |
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148 | public static void setTextCursor(Text text, int cursorMovement,
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149 | boolean newSize, boolean isShiftDown, boolean isCtrlDown,
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150 | boolean allowClearSelection) {
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151 |
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152 | int size = Math.round(text.getSize());
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153 | if (allowClearSelection && !isShiftDown && text.hasSelection())
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154 | text.clearSelection();
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155 |
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156 | Point2D.Float newMouse = text.moveCursor(cursorMovement, DisplayIO
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157 | .getFloatMouseX(), FrameMouseActions.MouseY, isShiftDown,
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158 | isCtrlDown);
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159 |
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160 | if (!newSize && cursorType == Item.TEXT_CURSOR) {
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161 | if (cursorMovement != 0)
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162 | DisplayIO.setCursorPosition(newMouse, false);
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163 | return;
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164 | }
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165 |
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166 | cursorType = Item.TEXT_CURSOR;
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167 |
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168 | // Do some stuff to adjust the cursor size based on the font size
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169 | final int MEDIUM_CURSOR_CUTOFF = 31;
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170 | final int LARGE_CURSOR_CUTOFF = 62;
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171 |
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172 | int cursorSize = LARGE_CURSOR_SIZE;
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173 | int hotspotPos = 0;
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174 | int start = 0;
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175 |
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176 | Toolkit toolkit = Toolkit.getDefaultToolkit();
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177 | Dimension best_cursor_dim = toolkit.getBestCursorSize(cursorSize,cursorSize);
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178 | int best_cursor_height = best_cursor_dim.height;
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179 |
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180 | if (best_cursor_height < cursorSize) {
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181 | // not able to provide the size of cursor Expeditee wants to
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182 | // => lock on to 'best_cursor_height' and use this to generate dependent values
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183 | cursorSize = best_cursor_height; // OS + Java version dependent: most likely MEDIUM_CURSOR_SIZE
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184 | if (size < best_cursor_height) {
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185 | start = cursorSize - size - 1;
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186 | hotspotPos = cursorSize - (size + 1) / 4;
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187 | }
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188 | else {
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189 | start = size - best_cursor_height;
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190 | hotspotPos = cursorSize -1;
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191 | }
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192 |
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193 | }
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194 | else if (size < MEDIUM_CURSOR_CUTOFF) {
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195 | cursorSize = MEDIUM_CURSOR_SIZE;
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196 | start = cursorSize - size - 1;
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197 | hotspotPos = cursorSize - (size + 1) / 4;
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198 | } else if (size < LARGE_CURSOR_CUTOFF) {
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199 | hotspotPos = cursorSize - (size - 5) / 4;
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200 | start = cursorSize - size - 2;
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201 | } else {
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202 | int FIXED_CURSOR_MIN = 77;
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203 | if (size >= FIXED_CURSOR_MIN) {
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204 | hotspotPos = cursorSize - 2;
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205 | } else {
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206 | hotspotPos = size - (FIXED_CURSOR_MIN - cursorSize);
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207 | }
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208 | }
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209 |
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210 | int[] pixels = new int[cursorSize * cursorSize];
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211 |
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212 | for (int i = start; i < cursorSize; i++) {
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213 | pixels[i * cursorSize] = pixels[i * cursorSize + 1] = 0xFF000000;
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214 | }
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215 |
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216 | MemoryImageSource memory_image = new MemoryImageSource(cursorSize, cursorSize, pixels, 0, cursorSize);
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217 | Image image = toolkit.createImage(memory_image);
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218 |
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219 | Cursor textCursor = toolkit.createCustomCursor(image, new Point(0, hotspotPos), "textcursor");
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220 | _Browser.setCursor(textCursor);
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221 |
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222 | if (cursorMovement != Text.NONE) {
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223 | DisplayIO.setCursorPosition(newMouse, false);
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224 | }
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225 | }
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226 |
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227 | /**
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228 | * Sets the type of cursor the display should be using
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229 | *
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230 | * @param type
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231 | * The type of cursor to display, using constants defined in the
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232 | * Cursor class.
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233 | */
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234 | public static void setCursor(int type) {
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235 | // avoid flicker when not changing
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236 | if (type == cursorType || type == Item.UNCHANGED_CURSOR)
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237 | return;
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238 |
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239 | cursorType = type;
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240 |
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241 | if(_Browser != null){
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242 | refreshCursor();
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243 | }
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244 | }
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245 |
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246 | public static void refreshCursor() {
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247 | if (cursorType == Item.HIDDEN_CURSOR
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248 | || (FreeItems.hasCursor() && cursorType == Item.DEFAULT_CURSOR)) {
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249 | int[] pixels = new int[SMALL_CURSOR_SIZE * SMALL_CURSOR_SIZE];
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250 | Image image = Toolkit.getDefaultToolkit().createImage(
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251 | new MemoryImageSource(SMALL_CURSOR_SIZE, SMALL_CURSOR_SIZE,
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252 | pixels, 0, SMALL_CURSOR_SIZE));
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253 | Cursor transparentCursor = Toolkit.getDefaultToolkit()
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254 | .createCustomCursor(image, new Point(0, 0),
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255 | "invisiblecursor");
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256 | _Browser.setCursor(transparentCursor);
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257 | } else
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258 | _Browser.setCursor(new Cursor(cursorType));
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259 | }
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260 |
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261 | private static int cursorType = Item.DEFAULT_CURSOR;
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262 |
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263 | public static int getCursor() {
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264 | return cursorType;
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265 | }
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266 |
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267 | /**
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268 | * Moves the mouse cursor to the given x,y coordinates on the screen
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269 | *
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270 | * @param x
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271 | * The x coordinate
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272 | * @param y
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273 | * The y coordinate
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274 | */
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275 | public static void setCursorPosition(float x, float y) {
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276 | setCursorPosition(x, y, true);
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277 | }
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278 |
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279 | public static void setCursorPosition(float x, float y, boolean forceArrow) {
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280 | // Adjust the position to move the mouse to to account for being in
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281 | // TwinFramesMode
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282 | if (_TwinFrames) {
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283 | if (getCurrentSide() == 1) {
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284 | int middle = getMiddle();
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285 | x += middle;
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286 | }
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287 | }
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288 |
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289 | float deltax = x - FrameMouseActions.MouseX;
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290 | float deltay = y - FrameMouseActions.MouseY;
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291 |
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292 | // When the Robot moves the cursor... a short time later a mouseMoved
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293 | // event is generated...
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294 | // We want to ignore this event by remembering the location the robot
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295 | // was shifted to.
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296 | FrameMouseActions.setLastRobotMove(x, y);
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297 |
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298 | if (FreeItems.itemsAttachedToCursor()) {
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299 | List<Item> toMove = FreeItems.getInstance();
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300 | for (Item move : toMove) {
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301 | move.setPosition(move.getX() + deltax, move.getY() + deltay);
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302 | }
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303 | }
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304 |
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305 | // cheat
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306 | FrameMouseActions.setForceArrow(forceArrow);
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307 | int mouseX = (int) _Browser.getContentPane().getLocationOnScreen()
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308 | .getX()
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309 | + Math.round(x);
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310 | int mouseY = (int) _Browser.getContentPane().getLocationOnScreen()
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311 | .getY()
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312 | + Math.round(y);
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313 | _Robot.mouseMove(mouseX, mouseY);
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314 | // System.out.println("MouseMoved: " + x + "," + y);
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315 | }
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316 |
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317 | public static void resetCursorOffset() {
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318 | FrameMouseActions.resetOffset();
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319 | }
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320 |
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321 | /**
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322 | * Sets the current cursor position in the current frame
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323 | *
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324 | * @param pos
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325 | */
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326 | public static void setCursorPosition(Point2D.Float pos) {
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327 | setCursorPosition(pos.x, pos.y);
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328 | }
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329 |
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330 | public static void setCursorPosition(Point pos) {
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331 | setCursorPosition(pos.x, pos.y);
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332 | }
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333 |
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334 | public static void setCursorPosition(Point pos, boolean forceArrow) {
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335 | setCursorPosition(pos.x, pos.y, forceArrow);
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336 | }
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337 |
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338 | public static void setCursorPosition(Point2D.Float pos, boolean forceArrow) {
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339 | setCursorPosition(pos.x, pos.y, forceArrow);
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340 | }
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341 |
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342 | /**
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343 | * Returns the top item (last added) of the Back-Stack (which is popped off)
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344 | *
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345 | * @return The name of the last Frame added to the back-stack
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346 | */
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347 | public static String getLastFrame() {
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348 | int side = getCurrentSide();
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349 |
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350 | if (_VisitedFrames[side].size() > 0)
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351 | return _VisitedFrames[side].pop();
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352 | else
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353 | return null;
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354 | }
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355 |
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356 | /**
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357 | * Adds the given Frame to the back-stack
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358 | *
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359 | * @param frame
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360 | * The Frame to add
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361 | */
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362 | public static void addToBack(Frame toAdd) {
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363 | int side = getCurrentSide();
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364 |
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365 | // // do not allow duplicate frames
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366 | // if (_VisitedFrames[side].size() > 0)
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367 | // if (_VisitedFrames[side].peek().equals(toAdd.getName())) {
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368 | // return;
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369 | // }
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370 |
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371 | Item ip = FrameUtils.getCurrentItem();
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372 | if (ip == null)
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373 | _VisitedFrames[side].push(toAdd.getName());
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374 | else
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375 | _VisitedFrames[side].push(toAdd.getName());
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376 | // System.out.println("Added: " + _VisitedFrames[side].size());
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377 | }
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378 |
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379 | public static String removeFromBack() {
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380 | int side = getCurrentSide();
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381 |
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382 | // there must be a frame to go back to
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383 | if (_VisitedFrames[side].size() > 0) {
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384 | return _VisitedFrames[side].pop();
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385 | }
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386 | return null;
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387 | }
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388 |
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389 | /**
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390 | * Returns a 'peek' at the end element on the back-stack of the current
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391 | * side. If the back-stack is empty, null is returned.
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392 | *
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393 | * @return The name of the most recent Frame added to the back-stack, or
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394 | * null if the back-stack is empty.
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395 | */
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396 | public static String peekFromBackUpStack() {
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397 | int side = getCurrentSide();
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398 |
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399 | // check that the stack is not empty
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400 | if (_VisitedFrames[side].size() > 0)
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401 | return _VisitedFrames[side].peek();
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402 |
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403 | // if the stack is empty, return null
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404 | return null;
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405 | }
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406 |
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407 | public static void setCurrentFrame(Frame frame, boolean incrementStats) {
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408 | if (frame == null)
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409 | return;
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410 |
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411 | if (_TwinFrames) {
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412 | if (_CurrentFrames[0] == null) {
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413 | _CurrentFrames[0] = frame;
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414 | fireFrameChanged();
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415 | return;
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416 | }
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417 | if (_CurrentFrames[1] == null) {
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418 | _CurrentFrames[1] = frame;
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419 | fireFrameChanged();
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420 | return;
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421 | }
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422 | }
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423 |
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424 | // if this is already the current frame
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425 | if (frame == getCurrentFrame()) {
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426 | FrameGraphics.Repaint();
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427 | MessageBay.displayMessage(frame.getName()
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428 | + " is already the current frame.");
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429 | return;
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430 | } else if (incrementStats) {
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431 | SessionStats.AccessedFrame();
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432 | }
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433 |
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434 | // Invalidate free items
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435 | if (!FreeItems.getInstance().isEmpty() && getCurrentFrame() != null) {
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436 |
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437 | // Empty free items temporarily so that the old frames buffer is
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438 | // repainted
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439 | // without the free items.
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440 | ArrayList<? extends Item> tmp = (ArrayList<? extends Item>) FreeItems
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441 | .getInstance().clone();
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442 | FreeItems.getInstance().clear(); // NOTE: This will invalidate
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443 | // all the cleared free items
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444 | FrameGraphics.refresh(true);
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445 | FreeItems.getInstance().addAll(tmp);
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446 |
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447 | }
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448 |
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449 | // Changing frames is a Save point for saveable entities:
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450 | EntitySaveManager.getInstance().saveAll();
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451 |
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452 | if (_TwinFrames) {
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453 | // if the same frame is being shown in both sides, load a fresh
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454 | // copy from disk
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455 | if (_CurrentFrames[getOppositeSide()] == frame
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456 | || _CurrentFrames[getOppositeSide()].hasOverlay(frame)) {
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457 | FrameIO.SuspendCache();
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458 | frame = FrameIO.LoadFrame(frame.getName());
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459 | FrameIO.ResumeCache();
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460 | }
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461 |
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462 | // If the frames are the same then the items for the
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463 | // frame that is just about to hide will still be in view
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464 | // so only notify items that they are hidden if the
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465 | // frames differ.
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466 | if (_CurrentFrames[getCurrentSide()] != null
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467 | && _CurrentFrames[0] != _CurrentFrames[1]) {
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468 | for (Item i : _CurrentFrames[getCurrentSide()].getItems()) {
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469 | i.onParentStateChanged(new ItemParentStateChangedEvent(
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470 | _CurrentFrames[getCurrentSide()],
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471 | ItemParentStateChangedEvent.EVENT_TYPE_HIDDEN));
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472 | }
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473 | }
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474 | _CurrentFrames[getCurrentSide()] = frame;
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475 |
|
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476 | // BROOK : TODO... overlays and loadable widgets
|
---|
477 | for (Item i : _CurrentFrames[getCurrentSide()].getItems()) {
|
---|
478 | i.onParentStateChanged(new ItemParentStateChangedEvent(
|
---|
479 | _CurrentFrames[getCurrentSide()],
|
---|
480 | ItemParentStateChangedEvent.EVENT_TYPE_SHOWN));
|
---|
481 | }
|
---|
482 | } else {
|
---|
483 |
|
---|
484 | // Notifying items on the frame being hidden that they
|
---|
485 | // are about to be hidden.
|
---|
486 | // ie. Widgets use this method to remove themselves from the JPanel
|
---|
487 | List<Frame> currentOnlyOverlays = new LinkedList<Frame>();
|
---|
488 | List<Frame> nextOnlyOverlays = new LinkedList<Frame>();
|
---|
489 | List<Frame> sharedOverlays = new LinkedList<Frame>();
|
---|
490 |
|
---|
491 | // Get all overlayed frames seen by the next frame
|
---|
492 | for (Overlay o : frame.getOverlays()) {
|
---|
493 | if (!nextOnlyOverlays.contains(o))
|
---|
494 | nextOnlyOverlays.add(o.Frame);
|
---|
495 | }
|
---|
496 |
|
---|
497 | // Get all overlayed frames seen by the current frame
|
---|
498 | if (_CurrentFrames[getCurrentSide()] != null) {
|
---|
499 | for (Overlay o : _CurrentFrames[getCurrentSide()].getOverlays()) {
|
---|
500 | if (!currentOnlyOverlays.contains(o))
|
---|
501 | currentOnlyOverlays.add(o.Frame);
|
---|
502 | }
|
---|
503 | }
|
---|
504 |
|
---|
505 | // Extract shared overlays between the current and next frame
|
---|
506 | for (Frame of : currentOnlyOverlays) {
|
---|
507 | if (nextOnlyOverlays.contains(of)) {
|
---|
508 | sharedOverlays.add(of);
|
---|
509 | }
|
---|
510 | }
|
---|
511 |
|
---|
512 | // The first set, currentOnlyOverlays, must be notified that they
|
---|
513 | // are hidden
|
---|
514 | Collection<Item> items = new LinkedList<Item>();
|
---|
515 |
|
---|
516 | // Notify items that will not be in view any more
|
---|
517 | if (_CurrentFrames[getCurrentSide()] != null) {
|
---|
518 | List<Frame> seen = new LinkedList<Frame>();
|
---|
519 | seen.addAll(sharedOverlays); // Signify that seen all shared
|
---|
520 | // overlays
|
---|
521 | seen.remove(_CurrentFrames[getCurrentSide()]); // must ensure
|
---|
522 | // excluded
|
---|
523 |
|
---|
524 | // Get all items seen from the current frame - including all
|
---|
525 | // possible non-shared overlays
|
---|
526 | items = _CurrentFrames[getCurrentSide()].getAllItems();
|
---|
527 | for (Frame f : seen)
|
---|
528 | items.removeAll(f.getAllItems());
|
---|
529 |
|
---|
530 | // Notify items that they are hidden
|
---|
531 | for (Item i : items) {
|
---|
532 | i.onParentStateChanged(new ItemParentStateChangedEvent(
|
---|
533 | _CurrentFrames[getCurrentSide()],
|
---|
534 | ItemParentStateChangedEvent.EVENT_TYPE_HIDDEN));
|
---|
535 | }
|
---|
536 | }
|
---|
537 |
|
---|
538 | // Set the new frame
|
---|
539 | _CurrentFrames[getCurrentSide()] = frame;
|
---|
540 | frame.refreshSize();
|
---|
541 | // Notify items on the frame being displayed that they are in view
|
---|
542 | // ie. widgets use this method to add themselves to the content pane
|
---|
543 | items.clear();
|
---|
544 |
|
---|
545 | // Notify overlay items that they are shown
|
---|
546 | for (Item i : frame.getOverlayItems()) {
|
---|
547 | Overlay owner = frame.getOverlayOwner(i);
|
---|
548 | // if (owner == null) i.onParentFameShown(false, 0);
|
---|
549 | // else ...
|
---|
550 | assert (owner != null);
|
---|
551 | i
|
---|
552 | .onParentStateChanged(new ItemParentStateChangedEvent(
|
---|
553 | frame,
|
---|
554 | ItemParentStateChangedEvent.EVENT_TYPE_SHOWN_VIA_OVERLAY,
|
---|
555 | owner.permission));
|
---|
556 | }
|
---|
557 |
|
---|
558 | for (Item i : frame.getItems()) {
|
---|
559 | i.onParentStateChanged(new ItemParentStateChangedEvent(frame,
|
---|
560 | ItemParentStateChangedEvent.EVENT_TYPE_SHOWN));
|
---|
561 | }
|
---|
562 | }
|
---|
563 | frame.reset();
|
---|
564 | FrameMouseActions.getInstance().refreshHighlights();
|
---|
565 | FrameGraphics.refresh(false);
|
---|
566 | fireFrameChanged();
|
---|
567 | }
|
---|
568 |
|
---|
569 | public static void UpdateTitle() {
|
---|
570 | StringBuffer title = new StringBuffer(TITLE);
|
---|
571 |
|
---|
572 | if (FrameGraphics.isAudienceMode())
|
---|
573 | title.append(" - Audience Mode");
|
---|
574 | else if (FrameGraphics.isXRayMode())
|
---|
575 | title.append(" - X-Ray Mode");
|
---|
576 | else
|
---|
577 | title.append(" [").append(SessionStats.getShortStats()).append(']');
|
---|
578 |
|
---|
579 | _Browser.setTitle(title.toString());
|
---|
580 | }
|
---|
581 |
|
---|
582 | public static int getCurrentSide() {
|
---|
583 | if (_Browser == null)
|
---|
584 | return 0;
|
---|
585 |
|
---|
586 | if (_TwinFrames
|
---|
587 | && FrameMouseActions.MouseX >= (_Browser.getWidth() / 2F)
|
---|
588 | && _CurrentFrames[1] != null)
|
---|
589 | return 1;
|
---|
590 |
|
---|
591 | if (_CurrentFrames[0] == null && _CurrentFrames[1] != null)
|
---|
592 | return 1;
|
---|
593 |
|
---|
594 | return 0;
|
---|
595 | }
|
---|
596 |
|
---|
597 | private static int getOppositeSide() {
|
---|
598 | if (getCurrentSide() == 0)
|
---|
599 | return 1;
|
---|
600 |
|
---|
601 | return 0;
|
---|
602 | }
|
---|
603 |
|
---|
604 | public static int FrameOnSide(Frame toFind) {
|
---|
605 | if (_CurrentFrames[0] == toFind)
|
---|
606 | return 0;
|
---|
607 |
|
---|
608 | if (_CurrentFrames[1] == toFind)
|
---|
609 | return 1;
|
---|
610 |
|
---|
611 | return -1;
|
---|
612 | }
|
---|
613 |
|
---|
614 | /**
|
---|
615 | * Returns the Frame currently being displayed on the screen.
|
---|
616 | *
|
---|
617 | * @return The Frame currently displayed.
|
---|
618 | */
|
---|
619 | public static Frame getCurrentFrame() {
|
---|
620 | return _CurrentFrames[getCurrentSide()];
|
---|
621 | }
|
---|
622 |
|
---|
623 | public static Frame getOppositeFrame() {
|
---|
624 | return _CurrentFrames[getOppositeSide()];
|
---|
625 | }
|
---|
626 |
|
---|
627 | public static Frame[] getFrames() {
|
---|
628 | return _CurrentFrames;
|
---|
629 | }
|
---|
630 |
|
---|
631 | public static int getMiddle() {
|
---|
632 | return _Browser.getWidth() / 2;
|
---|
633 | }
|
---|
634 |
|
---|
635 | public static int getHeight() {
|
---|
636 | return _Browser.getHeight();
|
---|
637 | }
|
---|
638 |
|
---|
639 | /**
|
---|
640 | * Returns the current mouse X coordinate. This coordinate is relative to
|
---|
641 | * the left edge of the frame the mouse is in. It takes into account the
|
---|
642 | * user being in twin frames mode.
|
---|
643 | *
|
---|
644 | * @return The X coordinate of the mouse.
|
---|
645 | */
|
---|
646 | public static float getFloatMouseX() {
|
---|
647 | if (_TwinFrames
|
---|
648 | && FrameMouseActions.MouseY < FrameGraphics.getMaxSize().height)
|
---|
649 | return FrameMouseActions.MouseX % (_Browser.getWidth() / 2);
|
---|
650 |
|
---|
651 | return FrameMouseActions.MouseX;
|
---|
652 | }
|
---|
653 |
|
---|
654 |
|
---|
655 | /**
|
---|
656 | * Returns the current mouse X coordinate. This coordinate is relative to
|
---|
657 | * the left edge of the frame the mouse is in. It takes into account the
|
---|
658 | * user being in twin frames mode.
|
---|
659 | *
|
---|
660 | * @return The X coordinate of the mouse.
|
---|
661 | */
|
---|
662 | public static int getMouseX() {
|
---|
663 | return Math.round(getFloatMouseX());
|
---|
664 | }
|
---|
665 |
|
---|
666 |
|
---|
667 | /**
|
---|
668 | * Returns the current mouse Y coordinate. This coordinate is relative to
|
---|
669 | * the top edge of the frame the mouse is in.
|
---|
670 | *
|
---|
671 | * @return The Y coordinate of the mouse.
|
---|
672 | */
|
---|
673 | public static float getFloatMouseY() {
|
---|
674 |
|
---|
675 | return FrameMouseActions.MouseY;
|
---|
676 | }
|
---|
677 |
|
---|
678 | /**
|
---|
679 | * Returns the current mouse Y coordinate. This coordinate is relative to
|
---|
680 | * the top edge of the frame the mouse is in.
|
---|
681 | *
|
---|
682 | * @return The Y coordinate of the mouse.
|
---|
683 | */
|
---|
684 | public static int getMouseY() {
|
---|
685 | return Math.round(getFloatMouseY());
|
---|
686 | }
|
---|
687 |
|
---|
688 | public static boolean Back() {
|
---|
689 | int side = getCurrentSide();
|
---|
690 |
|
---|
691 | // there must be a frame to go back to
|
---|
692 | if (_VisitedFrames[side].size() < 1) {
|
---|
693 | MessageBay.displayMessageOnce("You are already on the home frame");
|
---|
694 | return false;
|
---|
695 | }
|
---|
696 |
|
---|
697 | if (!FrameUtils.LeavingFrame(getCurrentFrame())) {
|
---|
698 | MessageBay.displayMessage("Error navigating back");
|
---|
699 | return false;
|
---|
700 | }
|
---|
701 |
|
---|
702 | String oldFrame = getCurrentFrame().getName().toLowerCase();
|
---|
703 |
|
---|
704 | // do not get a cached version (in case it is in the other window)
|
---|
705 | if (isTwinFramesOn())
|
---|
706 | FrameIO.SuspendCache();
|
---|
707 | Frame frame = FrameIO.LoadFrame(removeFromBack());
|
---|
708 | // If the top frame on the backup stack is the current frame go back
|
---|
709 | // again... or if it has been deleted
|
---|
710 | // Recursively backup the stack
|
---|
711 | if (frame == null || frame.equals(getCurrentFrame())) {
|
---|
712 | Back();
|
---|
713 | return false;
|
---|
714 | }
|
---|
715 |
|
---|
716 | if (isTwinFramesOn()) {
|
---|
717 | FrameIO.ResumeCache();
|
---|
718 | }
|
---|
719 | _BackedUpFrames[side].push(oldFrame);
|
---|
720 | FrameUtils.DisplayFrame(frame, false, true);
|
---|
721 | FrameMouseActions.setHighlightHold(true);
|
---|
722 |
|
---|
723 | for (Item i : frame.getItems()) {
|
---|
724 | if (i.getLink() != null
|
---|
725 | && i.getAbsoluteLink().toLowerCase().equals(oldFrame)) {
|
---|
726 | if (i.getHighlightMode() != Item.HighlightMode.Normal) {
|
---|
727 | i.setHighlightMode(Item.HighlightMode.Normal,
|
---|
728 | BACK_HIGHLIGHT_COLOR);
|
---|
729 | }
|
---|
730 | // check if its an @f item and if so update the buffer
|
---|
731 | if (i instanceof Picture) {
|
---|
732 | Picture p = (Picture) i;
|
---|
733 | p.refresh();
|
---|
734 | }
|
---|
735 | }
|
---|
736 | }
|
---|
737 | FrameGraphics.requestRefresh(true);
|
---|
738 | return true;
|
---|
739 | }
|
---|
740 |
|
---|
741 | public static boolean Forward() {
|
---|
742 | int side = getCurrentSide();
|
---|
743 |
|
---|
744 | // there must be a frame to go back to
|
---|
745 | if (_BackedUpFrames[side].size() == 0) {
|
---|
746 | return false;
|
---|
747 | }
|
---|
748 |
|
---|
749 | if (!FrameUtils.LeavingFrame(getCurrentFrame())) {
|
---|
750 | MessageBay.displayMessage("Error navigating forward");
|
---|
751 | return false;
|
---|
752 | }
|
---|
753 |
|
---|
754 | String oldFrame = getCurrentFrame().getName().toLowerCase();
|
---|
755 |
|
---|
756 | // do not get a cached version (in case it is in the other window)
|
---|
757 | if (isTwinFramesOn())
|
---|
758 | FrameIO.SuspendCache();
|
---|
759 | Frame frame = FrameIO.LoadFrame(_BackedUpFrames[side].pop());
|
---|
760 | // If the top frame on the backup stack is the current frame go back
|
---|
761 | // again... or if it has been deleted
|
---|
762 | // Recursively backup the stack
|
---|
763 | if (frame == null || frame.equals(getCurrentFrame())) {
|
---|
764 | Forward();
|
---|
765 | return false;
|
---|
766 | }
|
---|
767 |
|
---|
768 | if (isTwinFramesOn()) {
|
---|
769 | FrameIO.ResumeCache();
|
---|
770 | }
|
---|
771 | _VisitedFrames[side].push(oldFrame);
|
---|
772 | FrameUtils.DisplayFrame(frame, false, true);
|
---|
773 | FrameGraphics.requestRefresh(true);
|
---|
774 | return true;
|
---|
775 | }
|
---|
776 |
|
---|
777 | /**
|
---|
778 | * Toggles the display of frames between TwinFrames mode and Single frame
|
---|
779 | * mode.
|
---|
780 | */
|
---|
781 | public static void ToggleTwinFrames() {
|
---|
782 | // determine which side is the active side
|
---|
783 | int opposite = getOppositeSide();
|
---|
784 | int current = getCurrentSide();
|
---|
785 | _TwinFrames = !_TwinFrames;
|
---|
786 |
|
---|
787 | // if TwinFrames is being turned on
|
---|
788 | if (_TwinFrames) {
|
---|
789 | // if this is the first time TwinFrames has been toggled on,
|
---|
790 | // load the user's first frame
|
---|
791 | if (_VisitedFrames[opposite].size() == 0) {
|
---|
792 | FrameIO.SuspendCache();
|
---|
793 | setCurrentFrame(FrameIO.LoadFrame(UserSettings.HomeFrame), true);
|
---|
794 | FrameIO.ResumeCache();
|
---|
795 | } else {
|
---|
796 | // otherwise, restore the frame from the side's back-stack
|
---|
797 | setCurrentFrame(FrameIO.LoadFrame(_VisitedFrames[opposite]
|
---|
798 | .pop()), true);
|
---|
799 | }
|
---|
800 |
|
---|
801 | // else, TwinFrames is being turned off
|
---|
802 | } else {
|
---|
803 | // add the frame to the back-stack
|
---|
804 | Frame hiding = _CurrentFrames[opposite];
|
---|
805 | FrameUtils.LeavingFrame(hiding);
|
---|
806 | _VisitedFrames[opposite].add(hiding.getName());
|
---|
807 | _CurrentFrames[opposite] = null;
|
---|
808 | _CurrentFrames[current].refreshSize();
|
---|
809 | }
|
---|
810 | if (_CurrentFrames[current] != null)
|
---|
811 | _CurrentFrames[current].refreshSize();
|
---|
812 | if (_CurrentFrames[opposite] != null)
|
---|
813 | _CurrentFrames[opposite].refreshSize();
|
---|
814 |
|
---|
815 | FrameGraphics.Clear();
|
---|
816 | FrameGraphics.requestRefresh(false);
|
---|
817 | FrameGraphics.Repaint();
|
---|
818 | }
|
---|
819 |
|
---|
820 | public static boolean isTwinFramesOn() {
|
---|
821 | return _TwinFrames;
|
---|
822 | }
|
---|
823 |
|
---|
824 | public static void Reload(int side) {
|
---|
825 | if (side < 0)
|
---|
826 | return;
|
---|
827 |
|
---|
828 | FrameIO.SuspendCache();
|
---|
829 | _CurrentFrames[side] = FrameIO
|
---|
830 | .LoadFrame(_CurrentFrames[side].getName());
|
---|
831 | FrameIO.ResumeCache();
|
---|
832 | }
|
---|
833 |
|
---|
834 | public static boolean DisplayConfirmDialog(String message, String title,
|
---|
835 | int type, int options, int res) {
|
---|
836 | return JOptionPane.showConfirmDialog(_Browser, message, title, options,
|
---|
837 | type) == res;
|
---|
838 | }
|
---|
839 |
|
---|
840 | public static final int RESULT_OK = JOptionPane.OK_OPTION;
|
---|
841 |
|
---|
842 | public static final int OPTIONS_OK_CANCEL = JOptionPane.OK_CANCEL_OPTION;
|
---|
843 |
|
---|
844 | public static final int TYPE_WARNING = JOptionPane.WARNING_MESSAGE;
|
---|
845 |
|
---|
846 | public static void pressMouse(int buttons) {
|
---|
847 | _Robot.mousePress(buttons);
|
---|
848 | }
|
---|
849 |
|
---|
850 | public static void releaseMouse(int buttons) {
|
---|
851 | _Robot.mouseRelease(buttons);
|
---|
852 | }
|
---|
853 |
|
---|
854 | public static void clickMouse(int buttons) throws InterruptedException {
|
---|
855 | _Robot.mousePress(buttons);
|
---|
856 | Thread.sleep(100);
|
---|
857 | _Robot.mouseRelease(buttons);
|
---|
858 | }
|
---|
859 |
|
---|
860 | public static void typeKey(int key) throws InterruptedException {
|
---|
861 | _Robot.keyPress(key);
|
---|
862 | // _Robot.waitForIdle();
|
---|
863 | _Robot.keyRelease(key);
|
---|
864 | // _Robot.waitForIdle();
|
---|
865 | Thread.sleep(200);
|
---|
866 | }
|
---|
867 |
|
---|
868 | public static void typeText(String s) throws InterruptedException {
|
---|
869 | for (int i = 0; i < s.length(); i++) {
|
---|
870 | char c = s.charAt(i);
|
---|
871 | if (Character.isUpperCase(c))
|
---|
872 | _Robot.keyPress(KeyEvent.VK_SHIFT);
|
---|
873 | typeKey(getKeyCode(c));
|
---|
874 | if (Character.isUpperCase(c))
|
---|
875 | _Robot.keyRelease(KeyEvent.VK_SHIFT);
|
---|
876 | }
|
---|
877 | }
|
---|
878 |
|
---|
879 | protected static int getKeyCode(char c) {
|
---|
880 | switch (c) {
|
---|
881 | case '\n':
|
---|
882 | return KeyEvent.VK_ENTER;
|
---|
883 | case ' ':
|
---|
884 | return KeyEvent.VK_SPACE;
|
---|
885 | }
|
---|
886 |
|
---|
887 | if (Character.isSpaceChar(c))
|
---|
888 | return KeyEvent.VK_SPACE;
|
---|
889 | else if (Character.isDigit(c)) {
|
---|
890 | return (int) (KeyEvent.VK_0 + c - '0');
|
---|
891 | } else if (Character.isUpperCase(c)) {
|
---|
892 | return c;
|
---|
893 | }
|
---|
894 |
|
---|
895 | return (int) (KeyEvent.VK_A + c - 'a');
|
---|
896 | }
|
---|
897 |
|
---|
898 | /**
|
---|
899 | * Moves the cursor the end of this item.
|
---|
900 | *
|
---|
901 | * @param i
|
---|
902 | */
|
---|
903 | public static void MoveCursorToEndOfItem(Item i) {
|
---|
904 | setTextCursor((Text) i, Text.END, true, false, false, false);
|
---|
905 | }
|
---|
906 |
|
---|
907 | public static void translateCursor(int deltaX, int deltaY) {
|
---|
908 | setCursorPosition(FrameMouseActions.MouseX + deltaX,
|
---|
909 | FrameMouseActions.MouseY + deltaY, false);
|
---|
910 | }
|
---|
911 |
|
---|
912 | public static void clearBackedUpFrames() {
|
---|
913 | _BackedUpFrames[getCurrentSide()].clear();
|
---|
914 | }
|
---|
915 |
|
---|
916 | /**
|
---|
917 | * @param secondsDelay
|
---|
918 | * @param s
|
---|
919 | * @throws InterruptedException
|
---|
920 | */
|
---|
921 | public static void typeStringDirect(double secondsDelay, String s)
|
---|
922 | throws InterruptedException {
|
---|
923 | for (int i = 0; i < s.length(); i++) {
|
---|
924 | FrameKeyboardActions.processChar(s.charAt(i), false);
|
---|
925 | Thread.sleep((int) (secondsDelay * 1000));
|
---|
926 | }
|
---|
927 | }
|
---|
928 |
|
---|
929 | public static List<String> getUnmodifiableVisitedList() {
|
---|
930 | return Collections.unmodifiableList(_VisitedFrames[getCurrentSide()]);
|
---|
931 | }
|
---|
932 | }
|
---|