diff dwt/widgets/FontDialog.d @ 0:380af2bdd8e5

Upload of whole dwt tree
author Jacob Carlborg <doob@me.com> <jacob.carlborg@gmail.com>
date Sat, 09 Aug 2008 17:00:02 +0200
parents
children 649b8e223d5a
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dwt/widgets/FontDialog.d	Sat Aug 09 17:00:02 2008 +0200
@@ -0,0 +1,293 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2007 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ *******************************************************************************/
+module dwt.widgets.FontDialog;
+
+import dwt.dwthelper.utils;
+
+ 
+import dwt.DWT;
+import dwt.DWTException;
+import dwt.graphics.Font;
+import dwt.graphics.FontData;
+import dwt.graphics.PaletteData;
+import dwt.graphics.RGB;
+import dwt.internal.cocoa.NSApplication;
+import dwt.internal.cocoa.NSFont;
+import dwt.internal.cocoa.NSFontManager;
+import dwt.internal.cocoa.NSFontPanel;
+import dwt.internal.cocoa.NSString;
+import dwt.internal.cocoa.OS;
+import dwt.internal.cocoa.SWTPanelDelegate;
+
+/**
+ * Instances of this class allow the user to select a font
+ * from all available fonts in the system.
+ * <dl>
+ * <dt><b>Styles:</b></dt>
+ * <dd>(none)</dd>
+ * <dt><b>Events:</b></dt>
+ * <dd>(none)</dd>
+ * </dl>
+ * <p>
+ * IMPORTANT: This class is intended to be subclassed <em>only</em>
+ * within the DWT implementation.
+ * </p>
+ */
+public class FontDialog extends Dialog {
+    FontData fontData;
+    RGB rgb;
+    bool open;
+    int fontID, fontSize;
+
+/**
+ * Constructs a new instance of this class given only its parent.
+ *
+ * @param parent a shell which will be the parent of the new instance
+ *
+ * @exception IllegalArgumentException <ul>
+ *    <li>ERROR_NULL_ARGUMENT - if the parent is null</li>
+ * </ul>
+ * @exception DWTException <ul>
+ *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li>
+ *    <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li>
+ * </ul>
+ */
+public FontDialog (Shell parent) {
+    this (parent, DWT.APPLICATION_MODAL);
+}
+
+/**
+ * Constructs a new instance of this class given its parent
+ * and a style value describing its behavior and appearance.
+ * <p>
+ * The style value is either one of the style constants defined in
+ * class <code>DWT</code> which is applicable to instances of this
+ * class, or must be built by <em>bitwise OR</em>'ing together 
+ * (that is, using the <code>int</code> "|" operator) two or more
+ * of those <code>DWT</code> style constants. The class description
+ * lists the style constants that are applicable to the class.
+ * Style bits are also inherited from superclasses.
+ * </p>
+ *
+ * @param parent a shell which will be the parent of the new instance
+ * @param style the style of dialog to construct
+ *
+ * @exception IllegalArgumentException <ul>
+ *    <li>ERROR_NULL_ARGUMENT - if the parent is null</li>
+ * </ul>
+ * @exception DWTException <ul>
+ *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li>
+ *    <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li>
+ * </ul>
+ */
+public FontDialog (Shell parent, int style) {
+    super (parent, style);
+    checkSubclass ();
+}
+
+void changeFont(int arg0) {
+}
+
+/**
+ * Returns a FontData object describing the font that was
+ * selected in the dialog, or null if none is available.
+ * 
+ * @return the FontData for the selected font, or null
+ * @deprecated use #getFontList ()
+ */
+public FontData getFontData () {
+    return fontData;
+}
+
+/**
+ * Returns a FontData set describing the font that was
+ * selected in the dialog, or null if none is available.
+ * 
+ * @return the FontData for the selected font, or null
+ * @since 2.1.1
+ */
+public FontData [] getFontList () {
+    if (fontData is null) return null;
+    FontData [] result = new FontData [1];
+    result [0] = fontData;
+    return result;
+}
+
+/**
+ * Returns an RGB describing the color that was selected
+ * in the dialog, or null if none is available.
+ *
+ * @return the RGB value for the selected color, or null
+ *
+ * @see PaletteData#getRGBs
+ * 
+ * @since 2.1
+ */
+public RGB getRGB () {
+    return rgb;
+}
+
+//int fontProc (int nextHandler, int theEvent, int userData) {
+//  int kind = OS.GetEventKind (theEvent);
+//  switch (kind) {
+//      case OS.kEventFontPanelClosed:
+//          open = false;
+//          break;
+//      case OS.kEventFontSelection:
+//          int [] fontID = new int [1];
+//          if (OS.GetEventParameter (theEvent, OS.kEventParamATSUFontID, OS.typeUInt32, null, 4, null, fontID) is OS.noErr) {
+//              this.fontID = fontID [0];
+//          }
+//          int [] fontSize = new int [1];
+//          if (OS.GetEventParameter (theEvent, OS.kEventParamATSUFontSize, OS.typeFixed, null, 4, null, fontSize) is OS.noErr) {
+//              this.fontSize = fontSize [0];
+//          }
+//          RGBColor color = new RGBColor ();
+//          int [] actualSize = new int [1];
+//          if (OS.GetEventParameter (theEvent, OS.kEventParamFontColor, OS.typeRGBColor, null, RGBColor.sizeof, actualSize, color) is OS.noErr) {
+//              int red = (color.red >> 8) & 0xFF;
+//              int green = (color.green >> 8) & 0xFF;
+//              int blue =  (color.blue >> 8) & 0xFF;
+//              rgb = new RGB (red, green, blue);
+//          } else {
+//              int [] dict = new int [1];
+//              if (OS.GetEventParameter (theEvent, OS.kEventParamDictionary, OS.typeCFDictionaryRef, null, 4, actualSize, dict) is OS.noErr) {
+//                  int [] attrib = new int [1];
+//                  if (OS.CFDictionaryGetValueIfPresent (dict [0], OS.kFontPanelAttributesKey (), attrib)) {
+//                      int [] tags = new int [1];
+//                      int [] sizes = new int [1];
+//                      int [] values = new int [1];
+//                      if (OS.CFDictionaryGetValueIfPresent (attrib [0], OS.kFontPanelAttributeTagsKey (), tags) &&
+//                          OS.CFDictionaryGetValueIfPresent (attrib [0], OS.kFontPanelAttributeSizesKey (), sizes) &&
+//                          OS.CFDictionaryGetValueIfPresent (attrib [0], OS.kFontPanelAttributeValuesKey (), values)
+//                      ) {
+//                          int count = OS.CFDataGetLength (tags [0]) / 4;
+//                          int tagPtr = OS.CFDataGetBytePtr (tags[0]);
+//                            int sizePtr = OS.CFDataGetBytePtr (sizes [0]);
+//                            int [] tag = new int [1];
+//                            int [] size = new int [1];
+//                            int valueOffset = 0;
+//                            for (int i = 0 ; i < count ; i++) {
+//                              OS.memmove (tag, tagPtr + (i * 4), 4);
+//                              OS.memmove (size, sizePtr + (i * 4), 4);
+//                                if (tag [0] is OS.kATSUColorTag && size[0] is RGBColor.sizeof) {
+//                                    int valuePtr = OS.CFDataGetBytePtr (values [0]);
+//                                  OS.memmove (color, valuePtr + valueOffset, RGBColor.sizeof);
+//                                  int red = (color.red >> 8) & 0xFF;
+//                                  int green = (color.green >> 8) & 0xFF;
+//                                  int blue =  (color.blue >> 8) & 0xFF;
+//                                  rgb = new RGB (red, green, blue);
+//                                    break ;
+//                                }
+//                                valueOffset = size[0];
+//                            }
+//                      }
+//                  }
+//              }
+//          }
+//          break;
+//  }
+//  return OS.noErr;
+//}
+    
+/**
+ * Makes the dialog visible and brings it to the front
+ * of the display.
+ *
+ * @return a FontData object describing the font that was selected,
+ *         or null if the dialog was cancelled or an error occurred
+ *
+ * @exception DWTException <ul>
+ *    <li>ERROR_WIDGET_DISPOSED - if the dialog has been disposed</li>
+ *    <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the dialog</li>
+ * </ul>
+ */
+public FontData open () {
+    Display display = parent !is null ? parent.display : Display.getCurrent ();
+    
+    NSFontPanel panel = NSFontPanel.sharedFontPanel();
+    panel.setTitle(NSString.stringWith(title !is null ? title : ""));
+    if (fontData !is null) {
+        Font font = new Font(display, fontData);
+        NSFontManager.sharedFontManager().setSelectedFont(font.handle, false);
+        font.dispose();
+    }
+    SWTPanelDelegate delegate = (SWTPanelDelegate)new SWTPanelDelegate().alloc().init();
+    int jniRef = OS.NewGlobalRef(this);
+    if (jniRef is 0) DWT.error(DWT.ERROR_NO_HANDLES);
+    delegate.setTag(jniRef);
+    panel.setDelegate(delegate);
+    fontData = null;
+    panel.orderFront(null);
+    NSApplication.sharedApplication().runModalForWindow_(panel);
+    panel.setDelegate(null);
+    delegate.release();
+    OS.DeleteGlobalRef(jniRef);
+    NSFont font = NSFontManager.sharedFontManager().selectedFont();
+    if (font !is null) {
+        //TODO - this does work
+        fontData = Font.cocoa_new(display, font).getFontData()[0];
+    }
+    return fontData;
+}
+
+/**
+ * Sets a FontData object describing the font to be
+ * selected by default in the dialog, or null to let
+ * the platform choose one.
+ * 
+ * @param fontData the FontData to use initially, or null
+ * @deprecated use #setFontList (FontData [])
+ */
+public void setFontData (FontData fontData) {
+    this.fontData = fontData;
+}
+
+/**
+ * Sets the set of FontData objects describing the font to
+ * be selected by default in the dialog, or null to let
+ * the platform choose one.
+ * 
+ * @param fontData the set of FontData objects to use initially, or null
+ *        to let the platform select a default when open() is called
+ *
+ * @see Font#getFontData
+ * 
+ * @since 2.1.1
+ */
+public void setFontList (FontData [] fontData) {
+    if (fontData !is null && fontData.length > 0) {
+        this.fontData = fontData [0];
+    } else {
+        this.fontData = null;
+    }
+}
+
+/**
+ * Sets the RGB describing the color to be selected by default
+ * in the dialog, or null to let the platform choose one.
+ *
+ * @param rgb the RGB value to use initially, or null to let
+ *        the platform select a default when open() is called
+ *
+ * @see PaletteData#getRGBs
+ * 
+ * @since 2.1
+ */
+public void setRGB (RGB rgb) {
+    this.rgb = rgb;
+}
+
+void windowWillClose(int sender) {
+    NSApplication.sharedApplication().stop(null);
+}
+
+}