guiserver/java/Dispatcher.java

   1 //
   2 //  Dispatcher.java
   3 //  guiserver
   4 //
   5 //  Created by Lutz Mueller on 5/14/07.
   6 //
   7 //
   8 //    Copyright (C) 2007 Lutz Mueller
   9 //
  10 //    This program is free software: you can redistribute it and/or modify
  11 //    it under the terms of the GNU General Public License as published by
  12 //    the Free Software Foundation, either version 3 of the License, or
  13 //    (at your option) any later version.
  14 //
  15 //    This program is distributed in the hope that it will be useful,
  16 //    but WITHOUT ANY WARRANTY; without even the implied warranty of
  17 //    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18 //    GNU General Public License for more details.
  19 //
  20 //    You should have received a copy of the GNU General Public License
  21 //    along with this program.  If not, see <http://www.gnu.org/licenses/>.
  22 //
  23
  24
  25 import java.lang.*;
  26 import java.lang.reflect.Constructor;
  27 import java.lang.reflect.Method;
  28 import java.util.*;
  29 import java.io.*;
  30 import java.net.*;
  31 import java.awt.*;
  32 import javax.swing.*;
  33 import javax.swing.event.*;
  34 import javax.swing.text.*;
  35
  36 @SuppressWarnings("unchecked")
  37 public class Dispatcher {
  38
  39 static String cmd;
  40 static HashMap classes = new HashMap();
  41 static HashMap methods = new HashMap();
  42
  43 public static void dispatch(String command)
  44         {
  45         StringTokenizer tokens = null;
  46         String id = null;
  47         gsObject gsobject = null;
  48         Class cfoo;
  49         Constructor constor;
  50         Class[] defArgs = {StringTokenizer.class};
  51         Method method;
  52         String methodName;
  53
  54         if(guiserver.debug) System.out.println("-> " + command);
  55
  56         tokens = new StringTokenizer(command);
  57
  58         Object[] initArgs = {tokens};
  59         cmd = tokens.nextToken();
  60
  61         // look for constructor methods
  62         if((cfoo = (Class)classes.get(cmd)) != null)
  63                 {
  64                 try {
  65                         constor = cfoo.getConstructor(defArgs);
  66                         constor.newInstance(initArgs);
  67                         } catch (Exception ce) {
  68                         if(guiserver.debug)
  69                                 System.out.println("Error: " + cmd + "=>" + ce);
  70                         else
  71                                 {
  72                                 ErrorDialog.show(command, "Could not create " + cmd);
  73                                 //System.exit(1);
  74                                 return;
  75                                 }
  76                         }
  77
  78                 return;
  79                 }
  80
  81         else // get target object
  82                 {
  83                 id = tokens.nextToken();
  84                 gsobject = (gsObject)gsObject.widgets.get(id);
  85                 //System.out.println("get target: " + id);
  86                 if(gsobject == null)
  87                         {
  88                         ErrorDialog.wrongApplication(cmd, id);
  89                         //System.exit(1);
  90                         return;
  91                         }
  92                 }
  93
  94         // get method for target and invoke it with arguments
  95         try {
  96                 //System.out.println("invoke " + cmd + " on " + id);
  97                 methodName = (String)methods.get(cmd);
  98                 //System.out.println("methodName:" + methodName);
  99                 method = gsobject.getClass().getMethod(methodName, defArgs);
 100                 //System.out.println("method:" + method);
 101                 if(method != null)
 102                         {
 103                         method.invoke(gsobject, initArgs);
 104                         return;
 105                         }
 106                 } catch (Exception ce) {
 107                 if(guiserver.debug)
 108                         ce.printStackTrace();
 109                 else
 110                         {
 111                         ErrorDialog.show(command, "Could not invoke method " + cmd + " with " + id);
 112                         //System.exit(1);
 113                         return;
 114                         }
 115                 }
 116         }
 117
 118 public static void init()
 119         {
 120         // GUI widget classes
 121         classes.put("window", WindowWidget.class);
 122         classes.put("frame", WindowFrame.class);
 123         classes.put("dialog", DialogWidget.class);
 124         classes.put("panel", PanelWidget.class);
 125         classes.put("tabbed-pane", TabbedPaneWidget.class);
 126         classes.put("split-pane", SplitPaneWidget.class);
 127         classes.put("scroll-pane", ScrollPaneWidget.class);
 128         classes.put("label", LabelWidget.class);
 129         classes.put("image-label", ImageLabelWidget.class);
 130         classes.put("set-grid-layout", LayoutGrid.class);
 131         classes.put("set-flow-layout", LayoutFlow.class);
 132         classes.put("set-border-layout", LayoutBorder.class);
 133         classes.put("button", ButtonWidget.class);
 134         classes.put("image-button", ImageButtonWidget.class);
 135         classes.put("toggle-button", ToggleButtonWidget.class);
 136         classes.put("check-box", CheckBoxWidget.class);
 137         classes.put("radio-button", RadioButtonWidget.class);
 138         classes.put("combo-box", ComboBoxWidget.class);
 139         classes.put("slider", SliderWidget.class);
 140         classes.put("progress-bar", ProgressBarWidget.class);
 141         classes.put("list-box", ListBoxWidget.class);
 142         classes.put("text-field", TextFieldWidget.class);
 143         classes.put("text-area", TextAreaWidget.class);
 144         classes.put("menu-item", MenuItemWidget.class);
 145         classes.put("menu-item-check", MenuItemCheckWidget.class);
 146         classes.put("menu", MenuWidget.class);
 147         classes.put("menu-popup", PopupMenuWidget.class);
 148         classes.put("menu-bar", MenuBarWidget.class);
 149         classes.put("tool-bar", ToolbarWidget.class);
 150         classes.put("text-pane", TextPaneWidget.class);
 151
 152         // 2D Graphics classes
 153         classes.put("canvas", CanvasWidget.class);
 154
 155         // GUI methods
 156         methods.put("add-list-item","addListItem");
 157         methods.put("add-separator","addSeparator");
 158         methods.put("add-to","addTo");
 159         methods.put("append-text","appendText");
 160         methods.put("clear-list","clearList");
 161         methods.put("clear-text","clearText");
 162         methods.put("confirm-dialog","confirmDialog");
 163         methods.put("color-dialog","ColorChooser");
 164         methods.put("copy-text","copyText");
 165         methods.put("cut-text","cutText");
 166         methods.put("disable","Disable");
 167         methods.put("dispose","dispose");
 168         methods.put("enable","Enable");
 169         methods.put("find-text", "findText");
 170         methods.put("frame-closed", "frameCloseEvent");
 171         methods.put("frame-moved", "frameMoveEvent");
 172         methods.put("frame-resized", "frameResizeEvent");
 173         methods.put("get-bounds", "getBounds");
 174         methods.put("get-font-metrics", "getFontMetrics");
 175         methods.put("get-selected-text", "getSelection");
 176         methods.put("get-text","getText");
 177         methods.put("get-text-position","getTextPosition");
 178         methods.put("goto-text", "gotoText");
 179         methods.put("insert-list-item","insertListItem");
 180         methods.put("insert-tab","insertTab");
 181         methods.put("insert-text", "insertText");
 182         methods.put("layout", "layout");
 183         methods.put("load-text", "loadText");
 184         methods.put("open-file-dialog","OpenFileChooser");
 185         methods.put("message-dialog","messageDialog");
 186         methods.put("paste-text","pasteText");
 187         methods.put("redo-text","redoText");
 188         methods.put("remove-from", "removeFrom");
 189         methods.put("remove-list-item","removeListItem");
 190         methods.put("remove-tab","removeTab");
 191         methods.put("request-focus","requestFocus");
 192         methods.put("save-file-dialog","SaveFileChooser");
 193         methods.put("save-text", "saveText");
 194         methods.put("set-caret", "setCaret");
 195         methods.put("select-text","selectText");
 196         methods.put("set-accelerator","setAccelerator");
 197         methods.put("set-background","setBackground");
 198         methods.put("set-bevel-border","setBevelBorder");
 199         methods.put("set-caret-color","setCaretColor");
 200         methods.put("set-color","setBackground");
 201         methods.put("set-cursor","setCursor");
 202         methods.put("set-editable","setEditable");
 203         methods.put("set-font","setFont");
 204         methods.put("set-foreground","setForeground");
 205         methods.put("set-icon","setIcon");
 206         methods.put("select-list-item","selectListItem");
 207         methods.put("set-pressed-icon","setPressedIcon");
 208         methods.put("set-resizable","setResizable");
 209         methods.put("set-selected","setSelected");
 210         methods.put("set-selection-color","setSelectionColor");
 211         methods.put("set-size","setPreferredSize");
 212         methods.put("set-text","setText");
 213         methods.put("set-tab-size","setTabSize");
 214         methods.put("set-titled-border","setTitledBorder");
 215         methods.put("set-tool-tip","setToolTip");
 216         methods.put("set-value","setValue");
 217         methods.put("set-visible","setVisible");
 218         methods.put("set-syntax", "setSyntax");
 219         methods.put("show-popup", "showPopup");
 220         methods.put("undo-text","undoText");
 221         methods.put("undo-enable", "undoEnable");
 222         methods.put("run-shell", "runShell");
 223         methods.put("eval-shell", "evalShell");
 224         methods.put("destroy-shell", "destroyShell");
 225
 226         // methods for System object (guiserver)
 227         methods.put("dispose-splash", "disposeSplash");
 228         methods.put("get-fonts", "getFonts");
 229         methods.put("get-screen", "getScreen");
 230         methods.put("get-version", "getVersion");
 231         methods.put("set-trace", "setTrace");
 232         methods.put("set-look-and-feel", "setLookAndFeel");
 233         methods.put("set-syntax-colors", "setSyntaxColors");
 234         methods.put("play-sound", "playSound");
 235         methods.put("set-utf8", "setUTF8");
 236
 237         // 2D Grapics
 238         // All methods hace the current canvas as target
 239
 240         // methods for creating sjapes
 241         // put in Vector in current canvas
 242         methods.put("draw-arc", "drawArc");
 243         methods.put("draw-circle", "drawCircle");
 244         methods.put("draw-ellipse", "drawEllipse");
 245         methods.put("draw-image", "drawImage");
 246         methods.put("draw-line", "drawLine");
 247         methods.put("draw-path", "drawPath");
 248         methods.put("draw-polygon", "drawPolygon");
 249         methods.put("draw-text", "drawText");
 250         methods.put("draw-rect", "drawRectangle");
 251         methods.put("draw-round-rect", "drawRoundRect");
 252         methods.put("fill-arc", "fillArc");
 253         methods.put("fill-circle", "fillCircle");
 254         methods.put("fill-ellipse", "fillEllipse");
 255         methods.put("fill-polygon", "fillPolygon");
 256         methods.put("fill-rect", "fillRectangle");
 257         methods.put("fill-round-rect", "fillRoundRect");
 258         methods.put("set-anti-aliasing", "setAntiAliasing");
 259
 260         // general mouse and key events
 261         methods.put("mouse-event","registerMouseEvent");
 262         methods.put("key-event","registerKeyEvent");
 263
 264         // specialize events for canvas
 265         methods.put("mouse-clicked","registerMouseClicked");
 266         methods.put("mouse-pressed","registerMousePressed");
 267         methods.put("mouse-released","registerMouseRelease");
 268         methods.put("mouse-entered","registerMouseEntered");
 269         methods.put("mouse-exited","registerMouseExited");
 270         methods.put("mouse-dragged","registerMouseDragged");
 271         methods.put("mouse-moved","registerMouseMoved");
 272         methods.put("mouse-wheel", "registerMouseWheel");
 273
 274         // take canvas for global settings as target
 275         methods.put("set-canvas", "g2Canvas");
 276         methods.put("set-translation", "g2Translation");
 277         methods.put("set-transform", "g2Transform");
 278         methods.put("set-rotation", "g2Rotation");
 279         methods.put("set-scale", "g2Scale");
 280         methods.put("export", "g2Export");
 281         methods.put("print", "g2Print");
 282         methods.put("update", "g2Update");
 283
 284         // current canvas settings used in next shape
 285         methods.put("set-stroke", "g2Stroke");
 286         methods.put("set-paint", "g2Paint");
 287         methods.put("set-composite", "g2Composite");
 288         methods.put("set-clipping", "g2Clip");
 289
 290         // take tags for drawing shapes as target
 291         methods.put("delete-tag", "deleteTaggedShape");
 292         methods.put("move-tag", "moveTaggedShape");
 293         methods.put("translate-tag", "translateTaggedShape");
 294         methods.put("rotate-tag", "rotateTaggedShape");
 295         methods.put("scale-tag", "scaleTaggedShape");
 296         methods.put("shear-tag", "shearTaggedShape");
 297         methods.put("hide-tag", "hideTaggedShape");
 298         methods.put("show-tag", "showTaggedShape");
 299         methods.put("delete-tag", "deleteTaggedShape");
 300         methods.put("reorder-tags", "orderTaggedShapes");
 301         methods.put("color-tag", "colorTaggedShape");
 302         }
 303 }
 304
 305
 306 // eof //